test: Revert Mark receive_imf() as only for tests and "internals" feature

Unfortunately, this made compiling the `receive_emails` benchmark fail because it depends on `receive_imf()`, and I don't think there is a nice way to enable this function for the benchmark.
2026-10-18 10:53:07 +03:00 · 2024-11-28 15:44:33 +01:00
82 changed files with 1636 additions and 2894 deletions
@@ -24,7 +24,7 @@ jobs:
    name: Lint Rust
    runs-on: ubuntu-latest
    env:
-      RUSTUP_TOOLCHAIN: 1.83.0
+      RUSTUP_TOOLCHAIN: 1.82.0
    steps:
      - uses: actions/checkout@v4
        with:
@@ -37,10 +37,8 @@ jobs:
        run: cargo fmt --all -- --check
      - name: Run clippy
        run: scripts/clippy.sh
-      - name: Check with all features
+      - name: Check
        run: cargo check --workspace --all-targets --all-features
-      - name: Check with only default features
-        run: cargo check --all-targets

  npm_constants:
    name: Check if node constants are up to date
@@ -97,11 +95,11 @@ jobs:
      matrix:
        include:
          - os: ubuntu-latest
-            rust: 1.83.0
+            rust: 1.82.0
          - os: windows-latest
-            rust: 1.83.0
+            rust: 1.82.0
          - os: macos-latest
-            rust: 1.83.0
+            rust: 1.82.0

          # Minimum Supported Rust Version = 1.77.0
          - os: ubuntu-latest
@@ -1,170 +1,5 @@
 # Changelog

-## [1.152.2] - 2024-12-24
-
-### Features / Changes
-
- Emit ImexProgress(1) after receiving backup size.
- `delete_msgs`: Use `transaction()` instead of `call_write()`.
- Start ephemeral timers when the chat is noticed.
- Start ephemeral timers when the chat is archived.
- Revalidate HTTP cache entries once per minute maximum.
-
-### Fixes
-
- Reduce number of `repeat_vars()` calls.
- `sanitise_name`: Don't consider punctuation and control chars as part of file extension ([#6362](https://github.com/deltachat/deltachat-core-rust/pull/6362)).
-
-### Refactor
-
- Remove marknoticed_chat_if_older_than().
-
-### Miscellaneous Tasks
-
- Remove contrib/ directory.
-
-## [1.152.1] - 2024-12-17
-
-### Build system
-
- Downgrade Rust version used to build binaries.
- Reduce MSRV to 1.77.0.
-
-## [1.152.0] - 2024-12-12
-
-### API-Changes
-
- [**breaking**] Remove `dc_prepare_msg` and `dc_msg_is_increation`.
-
-### Build system
-
- Increase MSRV to 1.81.0.
-
-### Features / Changes
-
- Cache HTTP GET requests.
- Prefix server-url in info.
- Set `mime_modified` for the last message part, not the first ([#4462](https://github.com/deltachat/deltachat-core-rust/pull/4462)).
-
-### Fixes
-
- Render "message" parts in multipart messages' HTML ([#4462](https://github.com/deltachat/deltachat-core-rust/pull/4462)).
- Ignore garbage at the end of the keys.
-
-## [1.151.6] - 2024-12-11
-
-### Features / Changes
-
- Don't add "Failed to send message to ..." info messages to group chats.
- Add info messages about implicit membership changes if group member list is recreated ([#6314](https://github.com/deltachat/deltachat-core-rust/pull/6314)).
-
-### Fixes
-
- Add self-addition message to chat when recreating member list.
- Do not subscribe to heartbeat if already subscribed via metadata.
-
-### Build system
-
- Add idna 0.5.0 exception into deny.toml.
-
-### Documentation
-
- Update links to Node.js bindings in the README.
-
-### Refactor
-
- Factor out `wait_for_all_work_done()`.
-
-### Tests
-
- Notifiy more prominently & in more tests about false positives when running `cargo test` ([#6308](https://github.com/deltachat/deltachat-core-rust/pull/6308)).
-
-## [1.151.5] - 2024-12-05
-
-### API-Changes
-
- [**breaking**] Remove dc_all_work_done().
-
-### Security
-
- cargo: Update rPGP to 0.14.2.
-
-  This fixes [Panics on Malformed Untrusted Input](https://github.com/rpgp/rpgp/security/advisories/GHSA-9rmp-2568-59rv)
-  and [Potential Resource Exhaustion when handling Untrusted Messages](https://github.com/rpgp/rpgp/security/advisories/GHSA-4grw-m28r-q285).
-  This allows the attacker to crash the application via specially crafted messages and keys.
-  We recommend all users and bot operators to upgrade to the latest version.
-  There is no impact on the confidentiality of the messages and keys so no action other than upgrading is needed.
-
-### Fixes
-
- Store plaintext in mime_headers of truncated sent messages ([#6273](https://github.com/deltachat/deltachat-core-rust/pull/6273)).
-
-### Documentation
-
- Document `push` module.
- Remove mention of non-existent `nightly` feature.
-
-### Tests
-
- Fix panic in `receive_emails` benchmark ([#6306](https://github.com/deltachat/deltachat-core-rust/pull/6306)).
-
-## [1.151.4] - 2024-12-03
-
-### Features / Changes
-
- Encrypt notification tokens.
-
-### Fixes
-
- Replace connectivity state "Connected" with "Preparing".
-
-### Miscellaneous Tasks
-
- Beta clippy suggestions ([#6271](https://github.com/deltachat/deltachat-core-rust/pull/6271)).
-
-### Tests
-
- Fix `cargo check` for `receive_emails` benchmark.
-
-### CI
-
- Also run cargo check without all-features.
-
-## [1.151.3] - 2024-12-02
-
-### API-Changes
-
- Remove experimental `request_internet_access` option from webxdc's `manifest.toml`.
- Add getWebxdcHref to json api ([#6281](https://github.com/deltachat/deltachat-core-rust/pull/6281)).
-
-### CI
-
- Update Rust to 1.83.0.
-
-### Documentation
-
- Update dc_msg_get_info_type() and dc_get_securejoin_qr() ([#6269](https://github.com/deltachat/deltachat-core-rust/pull/6269)).
- Fix references to iroh-related headers in peer_channels docs.
- Improve CFFI docs, link to corresponding JSON-RPC docs.
-
-### Features / Changes
-
- Allow the user to replace maps integration ([#5678](https://github.com/deltachat/deltachat-core-rust/pull/5678)).
- Mark saved messages chat as protected.
-
-### Fixes
-
- Close iroh endpoint when I/O is stopped.
- Do not add protection messages to Saved Messages chat.
- Mark Saved Messages chat as protected if it exists.
- Sync chat action even if sync message arrives before first one from contact ([#6259](https://github.com/deltachat/deltachat-core-rust/pull/6259)).
-
-### Refactor
-
- Remove some .unwrap() calls.
- Create_status_update_record: Remove double check of info_msg_id.
- Use Option::or_else() to dedup emitting IncomingWebxdcNotify.
-
 ## [1.151.2] - 2024-11-26

 ### API-Changes
@@ -537,7 +372,7 @@ This reverts commit 6f22ce2722b51773d7fbb0d89e4764f963cafd91..
 - Reset quota on configured address change ([#5908](https://github.com/deltachat/deltachat-core-rust/pull/5908)).
 - Do not emit progress 1000 when configuration is cancelled.
 - Assume file extensions are 32 chars max and don't contain whitespace ([#5338](https://github.com/deltachat/deltachat-core-rust/pull/5338)).
- Re-add tokens.foreign_id column ([#6038](https://github.com/deltachat/deltachat-core-rust/pull/6038)).
+- Readd tokens.foreign_id column ([#6038](https://github.com/deltachat/deltachat-core-rust/pull/6038)).

 ### Miscellaneous Tasks

@@ -1128,7 +963,7 @@ This reverts commit 6f22ce2722b51773d7fbb0d89e4764f963cafd91..

 ### Tests

- deltachat-rpc-client: re-enable `log_cli`.
+- deltachat-rpc-client: reenable `log_cli`.

 ## [1.140.0] - 2024-06-04

@@ -2065,7 +1900,7 @@ This reverts commit 6f22ce2722b51773d7fbb0d89e4764f963cafd91..
  - Mark 1:1 chat as verified for Bob early. 1:1 chat with Alice is verified as soon as Alice's key is verified rather than at the end of the protocol.
 - Put Message-ID into hidden headers and take it from there on receiver ([#4798](https://github.com/deltachat/deltachat-core-rust/pull/4798)). This works around servers which generate their own Message-ID and overwrite the one generated by Delta Chat.
 - deltachat-repl: Enable INFO logging by default and add timestamps.
- Add `ConfigSynced` (`DC_EVENT_CONFIG_SYNCED`) event which is emitted when configuration is changed via synchronization message or synchronization message for configuration is sent. UI may refresh elements based on the configuration key which is a part of the event.
+- Add `ConfigSynced` (`DC_EVENT_CONFIG_SYNCED`) event which is emitted when configuration is changed via synchronization message or synchronization message for configuration is sent. UI may refresh elments based on the configuration key which is a part of the event.
 - Sync contact creation/rename across devices ([#5163](https://github.com/deltachat/deltachat-core-rust/pull/5163)).
 - Encrypt MDNs ([#5175](https://github.com/deltachat/deltachat-core-rust/pull/5175)).
 - Only try to configure non-strict TLS checks if explicitly set ([#5181](https://github.com/deltachat/deltachat-core-rust/pull/5181)).
@@ -5534,10 +5369,3 @@ https://github.com/deltachat/deltachat-core-rust/pulls?q=is%3Apr+is%3Aclosed
 [1.151.0]: https://github.com/deltachat/deltachat-core-rust/compare/v1.150.0..v1.151.0
 [1.151.1]: https://github.com/deltachat/deltachat-core-rust/compare/v1.151.0..v1.151.1
 [1.151.2]: https://github.com/deltachat/deltachat-core-rust/compare/v1.151.1..v1.151.2
-[1.151.3]: https://github.com/deltachat/deltachat-core-rust/compare/v1.151.2..v1.151.3
-[1.151.4]: https://github.com/deltachat/deltachat-core-rust/compare/v1.151.3..v1.151.4
-[1.151.5]: https://github.com/deltachat/deltachat-core-rust/compare/v1.151.4..v1.151.5
-[1.151.6]: https://github.com/deltachat/deltachat-core-rust/compare/v1.151.5..v1.151.6
-[1.152.0]: https://github.com/deltachat/deltachat-core-rust/compare/v1.151.6..v1.152.0
-[1.152.1]: https://github.com/deltachat/deltachat-core-rust/compare/v1.152.0..v1.152.1
-[1.152.2]: https://github.com/deltachat/deltachat-core-rust/compare/v1.152.1..v1.152.2
@@ -81,7 +81,7 @@ If you want to contribute a code, follow this guide.
   CI runs the tests and checks code formatting.

   While it is running, self-review your PR to make sure all the changes you expect are there
-   and there are no accidentally committed unrelated changes and files.
+   and there are no accidentally commited unrelated changes and files.

   Push the necessary fixup commits or force-push to your branch if needed.

@@ -1,6 +1,6 @@
 [package]
 name = "deltachat"
-version = "1.152.2"
+version = "1.151.2"
 edition = "2021"
 license = "MPL-2.0"
 rust-version = "1.77"
@@ -43,7 +43,7 @@ async-broadcast = "0.7.1"
 async-channel = { workspace = true }
 async-imap = { version = "0.10.2", default-features = false, features = ["runtime-tokio", "compress"] }
 async-native-tls = { version = "0.5", default-features = false, features = ["runtime-tokio"] }
-async-smtp = { version = "0.10", default-features = false, features = ["runtime-tokio"] }
+async-smtp = { version = "0.9", default-features = false, features = ["runtime-tokio"] }
 async_zip = { version = "0.0.17", default-features = false, features = ["deflate", "tokio-fs"] }
 base64 = { workspace = true }
 brotli = { version = "7", default-features=false, features = ["std"] }
@@ -62,10 +62,10 @@ http-body-util = "0.1.2"
 humansize = "2"
 hyper = "1"
 hyper-util = "0.1.10"
-image = { version = "0.25.5", default-features=false, features = ["gif", "jpeg", "ico", "png", "pnm", "webp", "bmp"] }
+image = { version = "0.25.4", default-features=false, features = ["gif", "jpeg", "ico", "png", "pnm", "webp", "bmp"] }
 iroh-gossip = { version = "0.28.1", default-features = false, features = ["net"] }
 iroh-net = { version = "0.28.1", default-features = false }
-kamadak-exif = "0.6.1"
+kamadak-exif = "0.6.0"
 lettre_email = { git = "https://github.com/deltachat/lettre", branch = "master" }
 libc = { workspace = true }
 mailparse = "0.15"
@@ -76,7 +76,7 @@ num-traits = { workspace = true }
 once_cell = { workspace = true }
 parking_lot = "0.12"
 percent-encoding = "2.3"
-pgp = { version = "0.14.2", default-features = false }
+pgp = { version = "0.14.0", default-features = false }
 pin-project = "1"
 qrcodegen = "1.7.0"
 quick-xml = "0.37"
@@ -86,7 +86,7 @@ regex = { workspace = true }
 rusqlite = { workspace = true, features = ["sqlcipher"] }
 rust-hsluv = "0.1"
 rustls-pki-types = "1.10.0"
-rustls = { version = "0.23.19", default-features = false }
+rustls = { version = "0.23.14", default-features = false }
 sanitize-filename = { workspace = true }
 serde_json = { workspace = true }
 serde_urlencoded = "0.7.1"
@@ -109,7 +109,7 @@ tokio = { workspace = true, features = ["fs", "rt-multi-thread", "macros"] }
 toml = "0.8"
 url = "2"
 uuid = { version = "1", features = ["serde", "v4"] }
-webpki-roots = "0.26.7"
+webpki-roots = "0.26.6"

 [dev-dependencies]
 anyhow = { workspace = true, features = ["backtrace"] } # Enable `backtrace` feature in tests.
@@ -150,7 +150,6 @@ harness = false

 [[bench]]
 name = "receive_emails"
-required-features = ["internals"]
 harness = false

 [[bench]]
@@ -174,7 +173,7 @@ deltachat-contact-tools = { path = "deltachat-contact-tools" }
 deltachat-jsonrpc = { path = "deltachat-jsonrpc", default-features = false }
 deltachat = { path = ".", default-features = false }
 futures = "0.3.31"
-futures-lite = "2.5.0"
+futures-lite = "2.4.0"
 libc = "0.2"
 log = "0.4"
 nu-ansi-term = "0.46"
@@ -186,7 +185,7 @@ rusqlite = "0.32"
 sanitize-filename = "0.5"
 serde = "1.0"
 serde_json = "1"
-tempfile = "3.14.0"
+tempfile = "3.13.0"
 thiserror = "1"
 tokio = "1"
 tokio-util = "0.7.11"
@@ -161,6 +161,7 @@ $ cargo bolero test fuzz_format_flowed --release=false -e afl -s NONE
 ## Features

 - `vendored`: When using Openssl for TLS, this bundles a vendored version.
+- `nightly`: Enable nightly only performance and security related features.

 ## Update Provider Data

@@ -177,8 +178,8 @@ Language bindings are available for:

 - **C** \[[📂 source](./deltachat-ffi) | [📚 docs](https://c.delta.chat)\]
 - **Node.js** 
-  - over JSON-RPC: \[[📂 source](./deltachat-rpc-client) | [📦 npm](https://www.npmjs.com/package/@deltachat/jsonrpc-client) | [📚 docs](https://js.jsonrpc.delta.chat/)\]
-  - over CFFI[^1]: \[[📂 source](./node) | [📦 npm](https://www.npmjs.com/package/deltachat-node) | [📚 docs](https://js.delta.chat/)\]
+  - over cffi: \[[📂 source](./node) | [📦 npm](https://www.npmjs.com/package/deltachat-node) | [📚 docs](https://js.delta.chat)\]
+  - over jsonrpc built with napi.rs (experimental): \[[📂 source](https://github.com/deltachat/napi-jsonrpc) | [📦 npm](https://www.npmjs.com/package/@deltachat/napi-jsonrpc)\]
 - **Python** \[[📂 source](./python) | [📦 pypi](https://pypi.org/project/deltachat) | [📚 docs](https://py.delta.chat)\]
 - **Go**
  - over jsonrpc: \[[📂 source](https://github.com/deltachat/deltachat-rpc-client-go/)\]
@@ -12,18 +12,18 @@ use deltachat::{
 };
 use tempfile::tempdir;

-async fn recv_all_emails(context: Context, iteration: u32) -> Context {
+async fn recv_all_emails(context: Context) -> Context {
    for i in 0..100 {
        let imf_raw = format!(
            "Subject: Benchmark
-Message-ID: Mr.{iteration}.{i}@testrun.org
+Message-ID: Mr.OssSYnOFkhR.{i}@testrun.org
 Date: Sat, 07 Dec 2019 19:00:27 +0000
 To: alice@example.com
 From: sender@testrun.org
 Chat-Version: 1.0
 Chat-Disposition-Notification-To: sender@testrun.org
 Chat-User-Avatar: 0
-In-Reply-To: Mr.{iteration}.{i_dec}@testrun.org
+In-Reply-To: Mr.OssSYnOFkhR.{i_dec}@testrun.org
 MIME-Version: 1.0

 Content-Type: text/plain; charset=utf-8; format=flowed; delsp=no
@@ -41,11 +41,11 @@ Hello {i}",

 /// Receive 100 emails that remove charlie@example.com and add
 /// him back
-async fn recv_groupmembership_emails(context: Context, iteration: u32) -> Context {
+async fn recv_groupmembership_emails(context: Context) -> Context {
    for i in 0..50 {
        let imf_raw = format!(
            "Subject: Benchmark
-Message-ID: Gr.{iteration}.ADD.{i}@testrun.org
+Message-ID: Gr.OssSYnOFkhR.{i}@testrun.org
 Date: Sat, 07 Dec 2019 19:00:27 +0000
 To: alice@example.com, b@example.com, c@example.com, d@example.com, e@example.com, f@example.com
 From: sender@testrun.org
@@ -53,12 +53,13 @@ Chat-Version: 1.0
 Chat-Disposition-Notification-To: sender@testrun.org
 Chat-User-Avatar: 0
 Chat-Group-Member-Added: charlie@example.com
-In-Reply-To: Gr.{iteration}.REMOVE.{i_dec}@testrun.org
+In-Reply-To: Gr.OssSYnOFkhR.{i_dec}@testrun.org
 MIME-Version: 1.0

 Content-Type: text/plain; charset=utf-8; format=flowed; delsp=no

 Hello {i}",
+            i = i,
            i_dec = i - 1,
        );
        receive_imf(&context, black_box(imf_raw.as_bytes()), false)
@@ -67,7 +68,7 @@ Hello {i}",

        let imf_raw = format!(
            "Subject: Benchmark
-Message-ID: Gr.{iteration}.REMOVE.{i}@testrun.org
+Message-ID: Gr.OssSYnOFkhR.{i}@testrun.org
 Date: Sat, 07 Dec 2019 19:00:27 +0000
 To: alice@example.com, b@example.com, c@example.com, d@example.com, e@example.com, f@example.com
 From: sender@testrun.org
@@ -75,12 +76,14 @@ Chat-Version: 1.0
 Chat-Disposition-Notification-To: sender@testrun.org
 Chat-User-Avatar: 0
 Chat-Group-Member-Removed: charlie@example.com
-In-Reply-To: Gr.{iteration}.ADD.{i}@testrun.org
+In-Reply-To: Gr.OssSYnOFkhR.{i_dec}@testrun.org
 MIME-Version: 1.0

 Content-Type: text/plain; charset=utf-8; format=flowed; delsp=no

-Hello {i}"
+Hello {i}",
+            i = i,
+            i_dec = i - 1,
        );
        receive_imf(&context, black_box(imf_raw.as_bytes()), false)
            .await
@@ -126,13 +129,11 @@ fn criterion_benchmark(c: &mut Criterion) {
    group.bench_function("Receive 100 simple text msgs", |b| {
        let rt = tokio::runtime::Runtime::new().unwrap();
        let context = rt.block_on(create_context());
-        let mut i = 0;

        b.to_async(&rt).iter(|| {
            let ctx = context.clone();
-            i += 1;
            async move {
-                recv_all_emails(black_box(ctx), i).await;
+                recv_all_emails(black_box(ctx)).await;
            }
        });
    });
@@ -141,13 +142,11 @@ fn criterion_benchmark(c: &mut Criterion) {
        |b| {
            let rt = tokio::runtime::Runtime::new().unwrap();
            let context = rt.block_on(create_context());
-            let mut i = 0;

            b.to_async(&rt).iter(|| {
                let ctx = context.clone();
-                i += 1;
                async move {
-                    recv_groupmembership_emails(black_box(ctx), i).await;
+                    recv_groupmembership_emails(black_box(ctx)).await;
                }
            });
        },
@@ -0,0 +1,80 @@
+#!/usr/bin/env python3
+# Examples:
+#
+# Original server that doesn't use SSL:
+# ./proxy.py 8080 imap.nauta.cu 143
+# ./proxy.py 8081 smtp.nauta.cu 25
+#
+# Original server that uses SSL:
+# ./proxy.py 8080 testrun.org 993 --ssl
+# ./proxy.py 8081 testrun.org 465 --ssl
+
+from datetime import datetime
+import argparse
+import selectors
+import ssl
+import socket
+import socketserver
+
+
+class Proxy(socketserver.ThreadingTCPServer):
+    allow_reuse_address = True
+
+    def __init__(self, proxy_host, proxy_port, real_host, real_port, use_ssl):
+        self.real_host = real_host
+        self.real_port = real_port
+        self.use_ssl = use_ssl
+        super().__init__((proxy_host, proxy_port), RequestHandler)
+
+
+class RequestHandler(socketserver.BaseRequestHandler):
+
+    def handle(self):
+        print('{} - {} CONNECTED.'.format(datetime.now(), self.client_address))
+
+        total = 0
+        real_server = (self.server.real_host, self.server.real_port)
+        with socket.create_connection(real_server) as sock:
+            if self.server.use_ssl:
+                context = ssl.create_default_context()
+                sock = context.wrap_socket(
+                    sock, server_hostname=real_server[0])
+
+            forward = {self.request: sock, sock: self.request}
+
+            sel = selectors.DefaultSelector()
+            sel.register(self.request, selectors.EVENT_READ,
+                         self.client_address)
+            sel.register(sock, selectors.EVENT_READ, real_server)
+
+            active = True
+            while active:
+                events = sel.select()
+                for key, mask in events:
+                    print('\n{} - {} wrote:'.format(datetime.now(), key.data))
+                    data = key.fileobj.recv(1024)
+                    received = len(data)
+                    total += received
+                    print(data)
+                    print('{} Bytes\nTotal: {} Bytes'.format(received, total))
+                    if data:
+                        forward[key.fileobj].sendall(data)
+                    else:
+                        print('\nCLOSING CONNECTION.\n\n')
+                        forward[key.fileobj].close()
+                        key.fileobj.close()
+                        active = False
+
+
+if __name__ == '__main__':
+    p = argparse.ArgumentParser(description='Simple Python Proxy')
+    p.add_argument(
+        "proxy_port", help="the port where the proxy will listen", type=int)
+    p.add_argument('host', help="the real host")
+    p.add_argument('port', help="the port of the real host", type=int)
+    p.add_argument("--ssl", help="use ssl to connect to the real host",
+                   action="store_true")
+    args = p.parse_args()
+
+    with Proxy('', args.proxy_port, args.host, args.port, args.ssl) as proxy:
+        proxy.serve_forever()
@@ -1,6 +1,6 @@
 [package]
 name = "deltachat_ffi"
-version = "1.152.2"
+version = "1.151.2"
 description = "Deltachat FFI"
 edition = "2018"
 readme = "README.md"
@@ -418,7 +418,7 @@ char*           dc_get_blobdir               (const dc_context_t* context);
 * - `e2ee_enabled` = 0=no end-to-end-encryption, 1=prefer end-to-end-encryption (default)
 * - `mdns_enabled` = 0=do not send or request read receipts,
 *                    1=send and request read receipts
- *                    default=send and request read receipts, only send but not request if `bot` is set
+ *                    default=send and request read receipts, only send but not reuqest if `bot` is set
 * - `bcc_self`     = 0=do not send a copy of outgoing messages to self,
 *                    1=send a copy of outgoing messages to self (default).
 *                    Sending messages to self is needed for a proper multi-account setup,
@@ -722,6 +722,12 @@ char*           dc_get_connectivity_html     (dc_context_t* context);
 int              dc_get_push_state           (dc_context_t* context);


+/**
+ * Only used by the python tests.
+ */
+int             dc_all_work_done             (dc_context_t* context);
+
+
 // connect

 /**
@@ -963,6 +969,54 @@ uint32_t        dc_create_chat_by_contact_id (dc_context_t* context, uint32_t co
 uint32_t        dc_get_chat_id_by_contact_id (dc_context_t* context, uint32_t contact_id);


+/**
+ * Prepare a message for sending.
+ *
+ * Call this function if the file to be sent is still in creation.
+ * Once you're done with creating the file, call dc_send_msg() as usual
+ * and the message will really be sent.
+ *
+ * This is useful as the user can already send the next messages while
+ * e.g. the recoding of a video is not yet finished. Or the user can even forward
+ * the message with the file being still in creation to other groups.
+ *
+ * Files being sent with the increation-method must be placed in the
+ * blob directory, see dc_get_blobdir().
+ * If the increation-method is not used - which is probably the normal case -
+ * dc_send_msg() copies the file to the blob directory if it is not yet there.
+ * To distinguish the two cases, msg->state must be set properly. The easiest
+ * way to ensure this is to re-use the same object for both calls.
+ *
+ * Example:
+ * ~~~
+ * char* blobdir = dc_get_blobdir(context);
+ * char* file_to_send = mprintf("%s/%s", blobdir, "send.mp4")
+ *
+ * dc_msg_t* msg = dc_msg_new(context, DC_MSG_VIDEO);
+ * dc_msg_set_file(msg, file_to_send, NULL);
+ * dc_prepare_msg(context, chat_id, msg);
+ *
+ * // ... create the file ...
+ *
+ * dc_send_msg(context, chat_id, msg);
+ *
+ * dc_msg_unref(msg);
+ * free(file_to_send);
+ * dc_str_unref(file_to_send);
+ * ~~~
+ *
+ * @memberof dc_context_t
+ * @param context The context object as returned from dc_context_new().
+ * @param chat_id The chat ID to send the message to.
+ * @param msg The message object to send to the chat defined by the chat ID.
+ *     On success, msg_id and state of the object are set up,
+ *     The function does not take ownership of the object,
+ *     so you have to free it using dc_msg_unref() as usual.
+ * @return The ID of the message that is being prepared.
+ */
+uint32_t        dc_prepare_msg               (dc_context_t* context, uint32_t chat_id, dc_msg_t* msg);
+
+
 /**
 * Send a message defined by a dc_msg_t object to a chat.
 *
@@ -987,11 +1041,13 @@ uint32_t        dc_get_chat_id_by_contact_id (dc_context_t* context, uint32_t co
 * If that fails, is not possible, or the image is already small enough, the image is sent as original.
 * If you want images to be always sent as the original file, use the #DC_MSG_FILE type.
 *
- * Videos and other file types are currently not recoded by the library.
+ * Videos and other file types are currently not recoded by the library,
+ * with dc_prepare_msg(), however, you can do that from the UI.
 *
 * @memberof dc_context_t
 * @param context The context object as returned from dc_context_new().
 * @param chat_id The chat ID to send the message to.
+ *     If dc_prepare_msg() was called before, this parameter can be 0.
 * @param msg The message object to send to the chat defined by the chat ID.
 *     On success, msg_id of the object is set up,
 *     The function does not take ownership of the object,
@@ -1008,6 +1064,7 @@ uint32_t        dc_send_msg                  (dc_context_t* context, uint32_t ch
 * @memberof dc_context_t
 * @param context The context object as returned from dc_context_new().
 * @param chat_id The chat ID to send the message to.
+ *     If dc_prepare_msg() was called before, this parameter can be 0.
 * @param msg The message object to send to the chat defined by the chat ID.
 *     On success, msg_id of the object is set up,
 *     The function does not take ownership of the object,
@@ -3934,7 +3991,7 @@ int             dc_msg_get_viewtype           (const dc_msg_t* msg);
 *
 * Outgoing message states:
 * - @ref DC_STATE_OUT_PREPARING - For files which need time to be prepared before they can be sent,
- *   the message enters this state before @ref DC_STATE_OUT_PENDING. Deprecated.
+ *   the message enters this state before @ref DC_STATE_OUT_PENDING.
 * - @ref DC_STATE_OUT_DRAFT - Message saved as draft using dc_set_draft()
 * - @ref DC_STATE_OUT_PENDING - The user has pressed the "send" button but the
 *   message is not yet sent and is pending in some way. Maybe we're offline (no checkmark).
@@ -4144,13 +4201,14 @@ char*             dc_msg_get_webxdc_blob      (const dc_msg_t* msg, const char*
 *   defaults to an empty string.
 *   Implementations may offer an menu or a button to open this URL.
 * - internet_access:
- *   true if the Webxdc should get internet access;
- *   this is the case i.e. for experimental maps integration.
+ *   true if the Webxdc should get full internet access, including Webrtc.
+ *   currently, this is only true for encrypted Webxdc's in the self chat
+ *   that have requested internet access in the manifest.
 * - self_addr: address to be used for `window.webxdc.selfAddr` in JS land.
 * - send_update_interval: Milliseconds to wait before calling `sendUpdate()` again since the last call.
 *   Should be exposed to `webxdc.sendUpdateInterval` in JS land.
 * - send_update_max_size: Maximum number of bytes accepted for a serialized update object.
- *   Should be exposed to `webxdc.sendUpdateMaxSize` in JS land.
+    Should be exposed to `webxdc.sendUpdateMaxSize` in JS land.
 *
 * @memberof dc_msg_t
 * @param msg The webxdc instance.
@@ -4484,6 +4542,20 @@ int             dc_msg_get_info_type          (const dc_msg_t* msg);
 */
 char*           dc_msg_get_webxdc_href        (const dc_msg_t* msg);

+/**
+ * Check if a message is still in creation. A message is in creation between
+ * the calls to dc_prepare_msg() and dc_send_msg().
+ *
+ * Typically, this is used for videos that are recoded by the UI before
+ * they can be sent.
+ *
+ * @memberof dc_msg_t
+ * @param msg The message object.
+ * @return 1=message is still in creation (dc_send_msg() was not called yet),
+ *     0=message no longer in creation.
+ */
+int             dc_msg_is_increation          (const dc_msg_t* msg);
+

 /**
 * Check if the message is an Autocrypt Setup Message.
@@ -4635,7 +4707,7 @@ int dc_msg_has_html (dc_msg_t* msg);
  *                                     If the download fails or succeeds,
  *                                     the event @ref DC_EVENT_MSGS_CHANGED is emitted.
  *
-  * - @ref DC_DOWNLOAD_UNDECIPHERABLE - The message does not need any further download action.
+  * - @ref DC_DOWNLOAD_UNDECIPHERABLE - The message does not need any futher download action.
  *                                     It was fully downloaded, but we failed to decrypt it.
  * - @ref DC_DOWNLOAD_FAILURE        - Download error, the user may start over calling dc_download_full_msg() again.
  *
@@ -5497,8 +5569,6 @@ int64_t         dc_lot_get_timestamp     (const dc_lot_t* lot);

 /**
 * Outgoing message being prepared. See dc_msg_get_state() for details.
- *
- * @deprecated 2024-12-07
 */
 #define         DC_STATE_OUT_PREPARING       18

@@ -5719,23 +5789,6 @@ void dc_jsonrpc_unref(dc_jsonrpc_instance_t* jsonrpc_instance);
 * returns immediately and once the result is ready it can be retrieved via dc_jsonrpc_next_response()
 * the jsonrpc specification defines an invocation id that can then be used to match request and response.
 *
- * An overview of JSON-RPC calls is available at
- * <https://js.jsonrpc.delta.chat/classes/RawClient.html>.
- * Note that the page describes only the rough methods.
- * Calling convention, casing etc. does vary, this is a known flaw,
- * and at some point we will get to improve that :)
- *
- * Also, note that most calls are more high-level than this CFFI, require more database calls and are slower.
- * They're more suitable for an environment that is totally async and/or cannot use CFFI, which might not be true for native apps.
- *
- * Notable exceptions that exist only as JSON-RPC and probably never get a CFFI counterpart:
- * - getMessageReactions(), sendReaction()
- * - getHttpResponse()
- * - draftSelfReport()
- * - getAccountFileSize()
- * - importVcard(), parseVcard(), makeVcard()
- * - sendWebxdcRealtimeData, sendWebxdcRealtimeAdvertisement(), leaveWebxdcRealtime()
- *
 * @memberof dc_jsonrpc_instance_t
 * @param jsonrpc_instance jsonrpc instance as returned from dc_jsonrpc_init().
 * @param request JSON-RPC request as string
@@ -5756,8 +5809,6 @@ char* dc_jsonrpc_next_response(dc_jsonrpc_instance_t* jsonrpc_instance);
 /**
 * Make a JSON-RPC call and return a response.
 *
- * See dc_jsonrpc_request() for an overview of possible calls and for more information.
- *
 * @memberof dc_jsonrpc_instance_t
 * @param jsonrpc_instance jsonrpc instance as returned from dc_jsonrpc_init().
 * @param input JSON-RPC request.
@@ -6848,7 +6899,7 @@ void dc_event_unref(dc_event_t* event);

 /// "Failed to send message to %1$s."
 ///
-/// Unused. Was used in group chat status messages.
+/// Used in status messages.
 /// - %1$s will be replaced by the name of the contact the message cannot be sent to
 #define DC_STR_FAILED_SENDING_TO          74

@@ -413,6 +413,16 @@ pub unsafe extern "C" fn dc_get_push_state(context: *const dc_context_t) -> libc
    block_on(ctx.push_state()) as libc::c_int
 }

+#[no_mangle]
+pub unsafe extern "C" fn dc_all_work_done(context: *mut dc_context_t) -> libc::c_int {
+    if context.is_null() {
+        eprintln!("ignoring careless call to dc_all_work_done()");
+        return 0;
+    }
+    let ctx = &*context;
+    block_on(async move { ctx.all_work_done().await as libc::c_int })
+}
+
 #[no_mangle]
 pub unsafe extern "C" fn dc_get_oauth2_url(
    context: *mut dc_context_t,
@@ -976,6 +986,27 @@ pub unsafe extern "C" fn dc_get_chat_id_by_contact_id(
    })
 }

+#[no_mangle]
+pub unsafe extern "C" fn dc_prepare_msg(
+    context: *mut dc_context_t,
+    chat_id: u32,
+    msg: *mut dc_msg_t,
+) -> u32 {
+    if context.is_null() || chat_id == 0 || msg.is_null() {
+        eprintln!("ignoring careless call to dc_prepare_msg()");
+        return 0;
+    }
+    let ctx = &mut *context;
+    let ffi_msg: &mut MessageWrapper = &mut *msg;
+
+    block_on(async move {
+        chat::prepare_msg(ctx, ChatId::new(chat_id), &mut ffi_msg.message)
+            .await
+            .unwrap_or_log_default(ctx, "Failed to prepare message")
+    })
+    .to_u32()
+}
+
 #[no_mangle]
 pub unsafe extern "C" fn dc_send_msg(
    context: *mut dc_context_t,
@@ -3692,6 +3723,16 @@ pub unsafe extern "C" fn dc_msg_get_webxdc_href(msg: *mut dc_msg_t) -> *mut libc
    ffi_msg.message.get_webxdc_href().strdup()
 }

+#[no_mangle]
+pub unsafe extern "C" fn dc_msg_is_increation(msg: *mut dc_msg_t) -> libc::c_int {
+    if msg.is_null() {
+        eprintln!("ignoring careless call to dc_msg_is_increation()");
+        return 0;
+    }
+    let ffi_msg = &*msg;
+    ffi_msg.message.is_increation().into()
+}
+
 #[no_mangle]
 pub unsafe extern "C" fn dc_msg_is_setupmessage(msg: *mut dc_msg_t) -> libc::c_int {
    if msg.is_null() {
@@ -1,6 +1,6 @@
 [package]
 name = "deltachat-jsonrpc"
-version = "1.152.2"
+version = "1.151.2"
 description = "DeltaChat JSON-RPC API"
 edition = "2021"
 default-run = "deltachat-jsonrpc-server"
@@ -1767,7 +1767,7 @@ impl CommandApi {
        account_id: u32,
        instance_msg_id: u32,
        update_str: String,
-        _descr: Option<String>,
+        _descr: String,
    ) -> Result<()> {
        let ctx = self.get_context(account_id).await?;
        ctx.send_webxdc_status_update(MsgId::new(instance_msg_id), &update_str)
@@ -1829,18 +1829,6 @@ impl CommandApi {
        WebxdcMessageInfo::get_for_message(&ctx, MsgId::new(instance_msg_id)).await
    }

-    /// Get href from a WebxdcInfoMessage which might include a hash holding
-    /// information about a specific position or state in a webxdc app (optional)
-    async fn get_webxdc_href(
-        &self,
-        account_id: u32,
-        instance_msg_id: u32,
-    ) -> Result<Option<String>> {
-        let ctx = self.get_context(account_id).await?;
-        let message = Message::load_from_db(&ctx, MsgId::new(instance_msg_id)).await?;
-        Ok(message.get_webxdc_href())
-    }
-
    /// Get blob encoded as base64 from a webxdc message
    ///
    /// path is the path of the file within webxdc archive
@@ -69,7 +69,7 @@ pub enum EventType {
    /// or for functions that are expected to fail (eg. autocryptContinueKeyTransfer())
    /// it might be better to delay showing these events until the function has really
    /// failed (returned false). It should be sufficient to report only the *last* error
-    /// in a message box then.
+    /// in a messasge box then.
    Error { msg: String },

    /// An action cannot be performed because the user is not in the group.
@@ -85,8 +85,6 @@ pub struct MessageObject {

    webxdc_info: Option<WebxdcMessageInfo>,

-    webxdc_href: Option<String>,
-
    download_state: DownloadState,

    reactions: Option<JSONRPCReactions>,
@@ -243,10 +241,6 @@ impl MessageObject {
            file_name: message.get_filename(),
            webxdc_info,

-            // On a WebxdcInfoMessage this might include a hash holding
-            // information about a specific position or state in a webxdc app
-            webxdc_href: message.get_webxdc_href(),
-
            download_state,

            reactions,
@@ -57,7 +57,6 @@ impl WebxdcMessageInfo {
            document,
            summary,
            source_code_url,
-            request_integration: _,
            internet_access,
            self_addr,
            send_update_interval,
@@ -58,5 +58,5 @@
  },
  "type": "module",
  "types": "dist/deltachat.d.ts",
-  "version": "1.152.2"
+  "version": "1.151.2"
 }
@@ -1,6 +1,6 @@
 [package]
 name = "deltachat-repl"
-version = "1.152.2"
+version = "1.151.2"
 license = "MPL-2.0"
 edition = "2021"
 repository = "https://github.com/deltachat/deltachat-core-rust"
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"

 [project]
 name = "deltachat-rpc-client"
-version = "1.152.2"
+version = "1.151.2"
 description = "Python client for Delta Chat core JSON-RPC interface"
 classifiers = [
    "Development Status :: 5 - Production/Stable",
@@ -1,6 +1,6 @@
 [package]
 name = "deltachat-rpc-server"
-version = "1.152.2"
+version = "1.151.2"
 description = "DeltaChat JSON-RPC server"
 edition = "2021"
 readme = "README.md"
@@ -65,13 +65,13 @@ so by default it uses the prebuilds.
  - this will run `update_optional_dependencies_and_version.js` (in the `prepack` script),
    which puts all platform packages into `optionalDependencies` and updates the `version` in `package.json`

-## How to build a version you can use locally on your host machine for development
+## How to build a version you can use localy on your host machine for development

-You can not install the npm packet from the previous section locally, unless you have a local npm registry set up where you upload it too. This is why we have separate scripts for making it work for local installation.
+You can not install the npm packet from the previous section locally, unless you have a local npm registry set up where you upload it too. This is why we have seperate scripts for making it work for local installation.

 - If you just need your host platform run `python scripts/make_local_dev_version.py`
 - note: this clears the `platform_package` folder
- (advanced) If you need more than one platform for local install you can just run `node scripts/update_optional_dependencies_and_version.js` after building multiple platforms with `build_platform_package.py`
+- (advanced) If you need more than one platform for local install you can just run `node scripts/update_optional_dependencies_and_version.js` after building multiple plaftorms with `build_platform_package.py`

 ## Thanks to nlnet

@@ -15,5 +15,5 @@
  },
  "type": "module",
  "types": "index.d.ts",
-  "version": "1.152.2"
+  "version": "1.151.2"
 }
@@ -6,7 +6,7 @@ const expected_cwd = join(dirname(fileURLToPath(import.meta.url)), "..");

 if (process.cwd() !== expected_cwd) {
  console.error(
-    "CWD mismatch: this script needs to be run from " + expected_cwd,
+    "CWD missmatch: this script needs to be run from " + expected_cwd,
    { actual: process.cwd(), expected: expected_cwd }
  );
  process.exit(1);
@@ -40,7 +40,7 @@ const platform_package_names = await Promise.all(
        "has a different version than the version of the rpc server.",
        { rpc_server: version, platform_package: p.version }
      );
-      throw new Error("version mismatch");
+      throw new Error("version missmatch");
    }
    return { folder_name: name, package_name: p.name };
  })
@@ -66,7 +66,7 @@ async fn main_impl() -> Result<()> {

    // Logs from `log` crate and traces from `tracing` crate
    // are configurable with `RUST_LOG` environment variable
-    // and go to stderr to avoid interfering with JSON-RPC using stdout.
+    // and go to stderr to avoid interferring with JSON-RPC using stdout.
    tracing_subscriber::fmt()
        .with_env_filter(EnvFilter::from_default_env())
        .with_writer(std::io::stderr)
@@ -18,9 +18,6 @@ ignore = [

    # Unmaintained instant
    "RUSTSEC-2024-0384",
-
-    # idna 0.5.0
-    "RUSTSEC-2024-0421",
 ]

 [bans]
@@ -40,8 +37,10 @@ skip = [
     { name = "futures-lite", version = "1.13.0" },
     { name = "getrandom", version = "<0.2" },
     { name = "http", version = "0.2.12" },
-     { name = "idna", version = "0.5.0" },
     { name = "nix", version = "0.26.4" },
+     { name = "num_enum_derive", version = "0.5.11" },
+     { name = "num_enum", version = "0.5.11" },
+     { name = "proc-macro-crate", version = "1.3.1" },
     { name = "quick-error", version = "<2.0" },
     { name = "rand_chacha", version = "<0.3" },
     { name = "rand_core", version = "<0.6" },
@@ -52,6 +51,7 @@ skip = [
     { name = "sync_wrapper", version = "0.1.2" },
     { name = "syn", version = "1.0.109" },
     { name = "time", version = "<0.3" },
+     { name = "toml_edit", version = "0.19.15" },
     { name = "wasi", version = "<0.11" },
     { name = "windows_aarch64_gnullvm", version = "<0.52" },
     { name = "windows_aarch64_msvc", version = "<0.52" },
@@ -64,6 +64,7 @@ skip = [
     { name = "windows_x86_64_gnullvm", version = "<0.52" },
     { name = "windows_x86_64_gnu", version = "<0.52" },
     { name = "windows_x86_64_msvc", version = "<0.52" },
+     { name = "winnow", version = "0.5.40" },
     { name = "winreg", version = "0.50.0" },
 ]

@@ -80,7 +81,6 @@ allow = [
    "MIT",
    "MPL-2.0",
    "OpenSSL",
-    "Unicode-3.0",
    "Unicode-DFS-2016",
    "Zlib",
 ]
@@ -47,17 +47,16 @@
        "rust-analyzer-src": "rust-analyzer-src"
      },
      "locked": {
-        "lastModified": 1711088506,
-        "narHash": "sha256-USdlY7Tx2oJWqFBpp10+03+h7eVhpkQ4s9t1ERjeIJE=",
+        "lastModified": 1731393059,
+        "narHash": "sha256-rmzi0GHEwpzg1LGfGPO4SRD7D6QGV3UYGQxkJvn+J5U=",
        "owner": "nix-community",
        "repo": "fenix",
-        "rev": "85f4139f3c092cf4afd9f9906d7ed218ef262c97",
+        "rev": "fda8d5b59bb0dc0021ad3ba1d722f9ef6d36e4d9",
        "type": "github"
      },
      "original": {
        "owner": "nix-community",
        "repo": "fenix",
-        "rev": "85f4139f3c092cf4afd9f9906d7ed218ef262c97",
        "type": "github"
      }
    },
@@ -115,25 +114,6 @@
        "type": "github"
      }
    },
-    "new-fenix": {
-      "inputs": {
-        "nixpkgs": "nixpkgs_4",
-        "rust-analyzer-src": "rust-analyzer-src_2"
-      },
-      "locked": {
-        "lastModified": 1734417396,
-        "narHash": "sha256-32x1Z+Pz3Jv0cK9EG56cFTKXy/mZ/c+Ikxw+aVfKHp4=",
-        "owner": "nix-community",
-        "repo": "fenix",
-        "rev": "a18d41b26e998e95a598858fdb86ba22fb5da47d",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nix-community",
-        "repo": "fenix",
-        "type": "github"
-      }
-    },
    "nix-filter": {
      "locked": {
        "lastModified": 1730207686,
@@ -194,22 +174,6 @@
      }
    },
    "nixpkgs_4": {
-      "locked": {
-        "lastModified": 1734119587,
-        "narHash": "sha256-AKU6qqskl0yf2+JdRdD0cfxX4b9x3KKV5RqA6wijmPM=",
-        "owner": "nixos",
-        "repo": "nixpkgs",
-        "rev": "3566ab7246670a43abd2ffa913cc62dad9cdf7d5",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nixos",
-        "ref": "nixos-unstable",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
-    "nixpkgs_5": {
      "locked": {
        "lastModified": 1731139594,
        "narHash": "sha256-IigrKK3vYRpUu+HEjPL/phrfh7Ox881er1UEsZvw9Q4=",
@@ -231,9 +195,8 @@
        "fenix": "fenix",
        "flake-utils": "flake-utils_2",
        "naersk": "naersk",
-        "new-fenix": "new-fenix",
        "nix-filter": "nix-filter",
-        "nixpkgs": "nixpkgs_5"
+        "nixpkgs": "nixpkgs_4"
      }
    },
    "rust-analyzer-src": {
@@ -253,23 +216,6 @@
        "type": "github"
      }
    },
-    "rust-analyzer-src_2": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1734386068,
-        "narHash": "sha256-Py025JiD9lcPmldB7X1AEjq3WBTS60jZUJRtTDonmaE=",
-        "owner": "rust-lang",
-        "repo": "rust-analyzer",
-        "rev": "0a706f7d2ac093985eae317781200689cfd48b78",
-        "type": "github"
-      },
-      "original": {
-        "owner": "rust-lang",
-        "ref": "nightly",
-        "repo": "rust-analyzer",
-        "type": "github"
-      }
-    },
    "systems": {
      "locked": {
        "lastModified": 1681028828,
@@ -1,19 +1,14 @@
 {
  description = "Delta Chat core";
  inputs = {
-    # Old Rust to build releases.
-    fenix.url = "github:nix-community/fenix?rev=85f4139f3c092cf4afd9f9906d7ed218ef262c97";
-
-    # New Rust for development shell.
-    new-fenix.url = "github:nix-community/fenix";
-
+    fenix.url = "github:nix-community/fenix";
    flake-utils.url = "github:numtide/flake-utils";
    naersk.url = "github:nix-community/naersk";
    nix-filter.url = "github:numtide/nix-filter";
    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
    android.url = "github:tadfisher/android-nixpkgs";
  };
-  outputs = { self, nixpkgs, flake-utils, nix-filter, naersk, fenix, new-fenix, android }:
+  outputs = { self, nixpkgs, flake-utils, nix-filter, naersk, fenix, android }:
    flake-utils.lib.eachDefaultSystem (system:
      let
        pkgs = nixpkgs.legacyPackages.${system};
@@ -544,13 +539,13 @@
          let
            pkgs = import nixpkgs {
              system = system;
-              overlays = [ new-fenix.overlays.default ];
+              overlays = [ fenix.overlays.default ];
            };
          in
          pkgs.mkShell {

            buildInputs = with pkgs; [
-              (new-fenix.packages.${system}.complete.withComponents [
+              (fenix.packages.${system}.complete.withComponents [
                "cargo"
                "clippy"
                "rust-src"
@@ -146,7 +146,6 @@ dependencies = [
 "blake2",
 "cpufeatures",
 "password-hash",
- "zeroize",
 ]

 [[package]]
@@ -179,7 +178,7 @@ dependencies = [
 "nom",
 "num-traits",
 "rusticata-macros",
- "thiserror 1.0.58",
+ "thiserror",
 "time 0.3.36",
 ]

@@ -191,7 +190,7 @@ checksum = "7378575ff571966e99a744addeff0bff98b8ada0dedf1956d59e634db95eaac1"
 dependencies = [
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 "synstructure 0.13.1",
 ]

@@ -203,7 +202,7 @@ checksum = "7b18050c2cd6fe86c3a76584ef5e0baf286d038cda203eb6223df2cc413565f7"
 dependencies = [
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -275,7 +274,7 @@ dependencies = [
 "pin-utils",
 "self_cell",
 "stop-token",
- "thiserror 1.0.58",
+ "thiserror",
 "tokio",
 ]

@@ -286,7 +285,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9343dc5acf07e79ff82d0c37899f079db3534d99f189a1837c8e549c99405bec"
 dependencies = [
 "native-tls",
- "thiserror 1.0.58",
+ "thiserror",
 "tokio",
 "url",
 ]
@@ -299,22 +298,23 @@ checksum = "3b43422f69d8ff38f95f1b2bb76517c91589a924d1559a0e935d7c8ce0274c11"
 dependencies = [
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
 name = "async-smtp"
-version = "0.10.0"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3ee04bcf0a7ebf5594f9aff84935dc8cb0490b65055913a7a4c4d08f81e181d6"
+checksum = "8709c0d4432be428a88a06746689a9cb543e8e27ef7f61ca4d0455003a3d8c5b"
 dependencies = [
 "anyhow",
 "base64 0.13.1",
 "futures",
+ "hostname",
 "log",
 "nom",
 "pin-project",
- "thiserror 1.0.58",
+ "thiserror",
 "tokio",
 ]

@@ -326,7 +326,7 @@ checksum = "6e0c28dcc82d7c8ead5cb13beb15405b57b8546e93215673ff8ca0349a028107"
 dependencies = [
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -339,7 +339,7 @@ dependencies = [
 "crc32fast",
 "futures-lite 2.5.0",
 "pin-project",
- "thiserror 1.0.58",
+ "thiserror",
 "tokio",
 "tokio-util",
 ]
@@ -1040,7 +1040,7 @@ checksum = "f46882e17999c6cc590af592290432be3bce0428cb0d5f8b6715e4dc7b383eb3"
 dependencies = [
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -1108,7 +1108,7 @@ dependencies = [
 "proc-macro2",
 "quote",
 "strsim",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -1119,7 +1119,7 @@ checksum = "d336a2a514f6ccccaa3e09b02d41d35330c07ddf03a62165fcec10bb561c7806"
 dependencies = [
 "darling_core",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -1152,7 +1152,7 @@ dependencies = [

 [[package]]
 name = "deltachat"
-version = "1.151.5"
+version = "1.150.0"
 dependencies = [
 "anyhow",
 "async-broadcast",
@@ -1220,7 +1220,7 @@ dependencies = [
 "strum_macros",
 "tagger",
 "textwrap",
- "thiserror 1.0.58",
+ "thiserror",
 "tokio",
 "tokio-io-timeout",
 "tokio-rustls",
@@ -1263,7 +1263,7 @@ name = "deltachat_derive"
 version = "2.0.0"
 dependencies = [
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -1300,7 +1300,7 @@ checksum = "8034092389675178f570469e6c3b0465d3d30b4505c294a6550db47f3c17ad18"
 dependencies = [
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -1331,7 +1331,7 @@ dependencies = [
 "darling",
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -1341,7 +1341,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "206868b8242f27cecce124c19fd88157fbd0dd334df2587f36417bafbc85097b"
 dependencies = [
 "derive_builder_core",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -1361,7 +1361,7 @@ checksum = "cb7330aeadfbe296029522e6c40f315320aba36fc43a5b3632f3795348f3bd22"
 dependencies = [
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 "unicode-xid",
 ]

@@ -1579,7 +1579,7 @@ dependencies = [
 "hex",
 "lazy_static",
 "regex",
- "thiserror 1.0.58",
+ "thiserror",
 ]

 [[package]]
@@ -1670,7 +1670,7 @@ dependencies = [
 "heck 0.4.1",
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -1690,7 +1690,7 @@ checksum = "de0d48a183585823424a4ce1aa132d174a6a81bd540895822eb4c8373a8e49e8"
 dependencies = [
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -1814,7 +1814,7 @@ dependencies = [
 "anyhow",
 "async-trait",
 "log",
- "thiserror 1.0.58",
+ "thiserror",
 "tokio",
 "tokio-stream",
 ]
@@ -2061,7 +2061,7 @@ checksum = "162ee34ebcb7c64a8abebc059ce0fee27c2262618d7b60ed8faf72fef13c3650"
 dependencies = [
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -2331,7 +2331,7 @@ dependencies = [
 "ipnet",
 "once_cell",
 "rand 0.8.5",
- "thiserror 1.0.58",
+ "thiserror",
 "time 0.3.36",
 "tinyvec",
 "tokio",
@@ -2355,7 +2355,7 @@ dependencies = [
 "rand 0.8.5",
 "resolv-conf",
 "smallvec",
- "thiserror 1.0.58",
+ "thiserror",
 "tokio",
 "tracing",
 ]
@@ -2718,7 +2718,7 @@ dependencies = [
 "rand_core 0.6.4",
 "serde",
 "ssh-key",
- "thiserror 1.0.58",
+ "thiserror",
 "ttl_cache",
 "url",
 "zeroize",
@@ -2828,7 +2828,7 @@ dependencies = [
 "netlink-packet-route",
 "netlink-sys",
 "netwatch",
- "num_enum",
+ "num_enum 0.7.2",
 "once_cell",
 "parking_lot",
 "pin-project",
@@ -2848,7 +2848,7 @@ dependencies = [
 "strum",
 "stun-rs",
 "surge-ping",
- "thiserror 1.0.58",
+ "thiserror",
 "time 0.3.36",
 "tokio",
 "tokio-rustls",
@@ -2880,7 +2880,7 @@ dependencies = [
 "rustc-hash 2.0.0",
 "rustls",
 "socket2 0.5.6",
- "thiserror 1.0.58",
+ "thiserror",
 "tokio",
 "tracing",
 ]
@@ -2898,7 +2898,7 @@ dependencies = [
 "rustls",
 "rustls-platform-verifier",
 "slab",
- "thiserror 1.0.58",
+ "thiserror",
 "tinyvec",
 "tracing",
 ]
@@ -2954,7 +2954,7 @@ dependencies = [
 "combine",
 "jni-sys",
 "log",
- "thiserror 1.0.58",
+ "thiserror",
 "walkdir",
 ]

@@ -3186,7 +3186,7 @@ dependencies = [
 "serde_bencode",
 "serde_bytes",
 "sha1_smol",
- "thiserror 1.0.58",
+ "thiserror",
 "tracing",
 ]

@@ -3349,7 +3349,7 @@ dependencies = [
 "anyhow",
 "byteorder",
 "paste",
- "thiserror 1.0.58",
+ "thiserror",
 ]

 [[package]]
@@ -3363,7 +3363,7 @@ dependencies = [
 "log",
 "netlink-packet-core",
 "netlink-sys",
- "thiserror 1.0.58",
+ "thiserror",
 "tokio",
 ]

@@ -3401,7 +3401,7 @@ dependencies = [
 "rtnetlink",
 "serde",
 "socket2 0.5.6",
- "thiserror 1.0.58",
+ "thiserror",
 "time 0.3.36",
 "tokio",
 "tracing",
@@ -3500,7 +3500,7 @@ checksum = "9e6a0fd4f737c707bd9086cc16c925f294943eb62eb71499e9fd4cf71f8b9f4e"
 dependencies = [
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -3543,13 +3543,34 @@ dependencies = [
 "libc",
 ]

+[[package]]
+name = "num_enum"
+version = "0.5.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1f646caf906c20226733ed5b1374287eb97e3c2a5c227ce668c1f2ce20ae57c9"
+dependencies = [
+ "num_enum_derive 0.5.11",
+]
+
 [[package]]
 name = "num_enum"
 version = "0.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "02339744ee7253741199f897151b38e72257d13802d4ee837285cc2990a90845"
 dependencies = [
- "num_enum_derive",
+ "num_enum_derive 0.7.2",
+]
+
+[[package]]
+name = "num_enum_derive"
+version = "0.5.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dcbff9bc912032c62bf65ef1d5aea88983b420f4f839db1e9b0c281a25c9c799"
+dependencies = [
+ "proc-macro-crate 1.3.1",
+ "proc-macro2",
+ "quote",
+ "syn 1.0.107",
 ]

 [[package]]
@@ -3558,10 +3579,10 @@ version = "0.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "681030a937600a36906c185595136d26abfebb4aa9c65701cefcaf8578bb982b"
 dependencies = [
- "proc-macro-crate",
+ "proc-macro-crate 3.1.0",
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -3792,7 +3813,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cd53dff83f26735fdc1ca837098ccf133605d794cdae66acfc2bfac3ec809d95"
 dependencies = [
 "memchr",
- "thiserror 1.0.58",
+ "thiserror",
 "ucd-trie",
 ]

@@ -3816,7 +3837,7 @@ dependencies = [
 "pest_meta",
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -3832,15 +3853,15 @@ dependencies = [

 [[package]]
 name = "pgp"
-version = "0.14.2"
+version = "0.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1877a97fd422433220ad272eb008ec55691944b1200e9eb204e3cb2cb69d34e9"
+checksum = "49bb5f77aaf8ae1ed6fe63387ad513b10cd44716fd053ecc227b9493c096cdb2"
 dependencies = [
 "aes",
 "aes-gcm",
 "aes-kw",
 "argon2",
- "base64 0.22.1",
+ "base64 0.21.7",
 "bitfield",
 "block-padding",
 "blowfish",
@@ -3876,7 +3897,7 @@ dependencies = [
 "nom",
 "num-bigint-dig",
 "num-traits",
- "num_enum",
+ "num_enum 0.5.11",
 "ocb3",
 "p256",
 "p384",
@@ -3890,7 +3911,7 @@ dependencies = [
 "sha3",
 "signature",
 "smallvec",
- "thiserror 1.0.58",
+ "thiserror",
 "twofish",
 "x25519-dalek",
 "x448",
@@ -3914,7 +3935,7 @@ checksum = "3c0f5fad0874fc7abcd4d750e76917eaebbecaa2c20bde22e1dbeeba8beb758c"
 dependencies = [
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -3946,7 +3967,7 @@ dependencies = [
 "mainline",
 "self_cell",
 "simple-dns",
- "thiserror 1.0.58",
+ "thiserror",
 "tracing",
 "ureq",
 "wasm-bindgen",
@@ -4000,7 +4021,7 @@ dependencies = [
 "proc-macro2",
 "quote",
 "regex",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -4081,12 +4102,12 @@ dependencies = [
 "iroh-metrics",
 "libc",
 "netwatch",
- "num_enum",
+ "num_enum 0.7.2",
 "rand 0.8.5",
 "serde",
 "smallvec",
 "socket2 0.5.6",
- "thiserror 1.0.58",
+ "thiserror",
 "time 0.3.36",
 "tokio",
 "tokio-util",
@@ -4178,13 +4199,23 @@ dependencies = [
 "elliptic-curve",
 ]

+[[package]]
+name = "proc-macro-crate"
+version = "1.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7f4c021e1093a56626774e81216a4ce732a735e5bad4868a03f3ed65ca0c3919"
+dependencies = [
+ "once_cell",
+ "toml_edit 0.19.15",
+]
+
 [[package]]
 name = "proc-macro-crate"
 version = "3.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6d37c51ca738a55da99dc0c4a34860fd675453b8b36209178c2249bb13651284"
 dependencies = [
- "toml_edit",
+ "toml_edit 0.21.0",
 ]

 [[package]]
@@ -4221,9 +4252,9 @@ checksum = "dc375e1527247fe1a97d8b7156678dfe7c1af2fc075c9a4db3690ecd2a148068"

 [[package]]
 name = "proc-macro2"
-version = "1.0.92"
+version = "1.0.78"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "37d3544b3f2748c54e147655edb5025752e2303145b5aefb3c3ea2c78b973bb0"
+checksum = "e2422ad645d89c99f8f3e6b88a9fdeca7fabeac836b1002371c4367c8f984aae"
 dependencies = [
 "unicode-ident",
 ]
@@ -4248,7 +4279,7 @@ checksum = "440f724eba9f6996b75d63681b0a92b06947f1457076d503a4d2e2c8f56442b8"
 dependencies = [
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -4305,29 +4336,26 @@ dependencies = [
 "quinn-udp",
 "rustc-hash 1.1.0",
 "rustls",
- "thiserror 1.0.58",
+ "thiserror",
 "tokio",
 "tracing",
 ]

 [[package]]
 name = "quinn-proto"
-version = "0.11.9"
+version = "0.11.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a2fe5ef3495d7d2e377ff17b1a8ce2ee2ec2a18cde8b6ad6619d65d0701c135d"
+checksum = "ddf517c03a109db8100448a4be38d498df8a210a99fe0e1b9eaf39e78c640efe"
 dependencies = [
 "bytes",
- "getrandom 0.2.11",
 "rand 0.8.5",
 "ring",
- "rustc-hash 2.0.0",
+ "rustc-hash 1.1.0",
 "rustls",
- "rustls-pki-types",
 "slab",
- "thiserror 2.0.6",
+ "thiserror",
 "tinyvec",
 "tracing",
- "web-time",
 ]

 [[package]]
@@ -4640,21 +4668,22 @@ dependencies = [

 [[package]]
 name = "rsa"
-version = "0.9.7"
+version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "47c75d7c5c6b673e58bf54d8544a9f432e3a925b0e80f7cd3602ab5c50c55519"
+checksum = "72f1471dbb4be5de45050e8ef7040625298ccb9efe941419ac2697088715925f"
 dependencies = [
+ "byteorder",
 "const-oid",
 "digest",
 "num-bigint-dig",
 "num-integer",
+ "num-iter",
 "num-traits",
 "pkcs1",
 "pkcs8",
 "rand_core 0.6.4",
 "sha2",
 "signature",
- "spki",
 "subtle",
 "zeroize",
 ]
@@ -4673,7 +4702,7 @@ dependencies = [
 "netlink-proto",
 "netlink-sys",
 "nix",
- "thiserror 1.0.58",
+ "thiserror",
 "tokio",
 ]

@@ -4762,9 +4791,9 @@ dependencies = [

 [[package]]
 name = "rustls"
-version = "0.23.19"
+version = "0.23.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "934b404430bb06b3fae2cba809eb45a1ab1aecd64491213d7c3301b88393f8d1"
+checksum = "9c9cc1d47e243d655ace55ed38201c19ae02c148ae56412ab8750e8f0166ab7f"
 dependencies = [
 "log",
 "once_cell",
@@ -4803,9 +4832,6 @@ name = "rustls-pki-types"
 version = "1.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "16f1201b3c9a7ee8039bcadc17b7e605e2945b27eee7631788c1bd2b0643674b"
-dependencies = [
- "web-time",
-]

 [[package]]
 name = "rustls-platform-verifier"
@@ -5024,7 +5050,7 @@ checksum = "e0cd7e117be63d3c3678776753929474f3b04a43a080c744d6b0ae2a8c28e222"
 dependencies = [
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -5099,7 +5125,6 @@ checksum = "89f599ac0c323ebb1c6082821a54962b839832b03984598375bff3975b804423"
 dependencies = [
 "digest",
 "sha1",
- "zeroize",
 ]

 [[package]]
@@ -5157,7 +5182,7 @@ dependencies = [
 "shadowsocks-crypto",
 "socket2 0.5.6",
 "spin 0.9.8",
- "thiserror 1.0.58",
+ "thiserror",
 "tokio",
 "tokio-tfo",
 "url",
@@ -5303,9 +5328,9 @@ dependencies = [

 [[package]]
 name = "spki"
-version = "0.7.3"
+version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d91ed6c858b01f942cd56b37a94b3e0a1798290327d1236e4d9cf4eaca44d29d"
+checksum = "37a5be806ab6f127c3da44b7378837ebf01dadca8510a0e572460216b228bd0e"
 dependencies = [
 "base64ct",
 "der",
@@ -5390,7 +5415,7 @@ dependencies = [
 "proc-macro2",
 "quote",
 "struct_iterable_internal",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -5418,7 +5443,7 @@ dependencies = [
 "proc-macro2",
 "quote",
 "rustversion",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -5462,7 +5487,7 @@ dependencies = [
 "pnet_packet",
 "rand 0.8.5",
 "socket2 0.5.6",
- "thiserror 1.0.58",
+ "thiserror",
 "tokio",
 "tracing",
 ]
@@ -5480,9 +5505,9 @@ dependencies = [

 [[package]]
 name = "syn"
-version = "2.0.90"
+version = "2.0.52"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "919d3b74a5dd0ccd15aeb8f93e7006bd9e14c295087c9896a110f490752bcf31"
+checksum = "b699d15b36d1f02c3e7c69f8ffef53de37aefae075d8488d4ba1a7788d574a07"
 dependencies = [
 "proc-macro2",
 "quote",
@@ -5526,7 +5551,7 @@ checksum = "c8af7666ab7b6390ab78131fb5b0fce11d6b7a6951602017c35fa82800708971"
 dependencies = [
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -5601,16 +5626,7 @@ version = "1.0.58"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "03468839009160513471e86a034bb2c5c0e4baae3b43f79ffc55c4a5427b3297"
 dependencies = [
- "thiserror-impl 1.0.58",
-]
-
-[[package]]
-name = "thiserror"
-version = "2.0.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8fec2a1820ebd077e2b90c4df007bebf344cd394098a13c563957d0afc83ea47"
-dependencies = [
- "thiserror-impl 2.0.6",
+ "thiserror-impl",
 ]

 [[package]]
@@ -5621,18 +5637,7 @@ checksum = "c61f3ba182994efc43764a46c018c347bc492c79f024e705f46567b418f6d4f7"
 dependencies = [
 "proc-macro2",
 "quote",
- "syn 2.0.90",
-]
-
-[[package]]
-name = "thiserror-impl"
-version = "2.0.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d65750cab40f4ff1929fb1ba509e9914eb756131cef4210da8d5d700d26f6312"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -5738,7 +5743,7 @@ checksum = "693d596312e88961bc67d7f1f97af8a70227d9f90c31bba5806eec004978d752"
 dependencies = [
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -5818,7 +5823,7 @@ dependencies = [
 "http 1.1.0",
 "httparse",
 "js-sys",
- "thiserror 1.0.58",
+ "thiserror",
 "tokio",
 "tokio-tungstenite",
 "wasm-bindgen",
@@ -5850,7 +5855,7 @@ dependencies = [
 "serde",
 "serde_spanned",
 "toml_datetime",
- "toml_edit",
+ "toml_edit 0.21.0",
 ]

 [[package]]
@@ -5862,6 +5867,17 @@ dependencies = [
 "serde",
 ]

+[[package]]
+name = "toml_edit"
+version = "0.19.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1b5bb770da30e5cbfde35a2d7b9b8a2c4b8ef89548a7a6aeab5c9a576e3e7421"
+dependencies = [
+ "indexmap",
+ "toml_datetime",
+ "winnow",
+]
+
 [[package]]
 name = "toml_edit"
 version = "0.21.0"
@@ -5901,7 +5917,7 @@ checksum = "34704c8d6ebcbc939824180af020566b01a7c01f80641264eba0999f6c2b6be7"
 dependencies = [
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -5972,7 +5988,7 @@ dependencies = [
 "log",
 "rand 0.8.5",
 "sha1",
- "thiserror 1.0.58",
+ "thiserror",
 "url",
 "utf-8",
 ]
@@ -6201,7 +6217,7 @@ dependencies = [
 "once_cell",
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 "wasm-bindgen-shared",
 ]

@@ -6235,7 +6251,7 @@ checksum = "e94f17b526d0a461a191c78ea52bbce64071ed5c04c9ffe424dcb38f74171bb7"
 dependencies = [
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 "wasm-bindgen-backend",
 "wasm-bindgen-shared",
 ]
@@ -6255,7 +6271,7 @@ dependencies = [
 "event-listener 4.0.3",
 "futures-util",
 "parking_lot",
- "thiserror 1.0.58",
+ "thiserror",
 ]

 [[package]]
@@ -6268,16 +6284,6 @@ dependencies = [
 "wasm-bindgen",
 ]

-[[package]]
-name = "web-time"
-version = "1.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5a6580f308b1fad9207618087a65c04e7a10bc77e02c8e84e9b00dd4b12fa0bb"
-dependencies = [
- "js-sys",
- "wasm-bindgen",
-]
-
 [[package]]
 name = "webpki-roots"
 version = "0.26.7"
@@ -6387,7 +6393,7 @@ checksum = "12168c33176773b86799be25e2a2ba07c7aab9968b37541f1094dbd7a60c8946"
 dependencies = [
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -6398,7 +6404,7 @@ checksum = "9d8dc32e0095a7eeccebd0e3f09e9509365ecb3fc6ac4d6f5f14a3f6392942d1"
 dependencies = [
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -6687,7 +6693,7 @@ dependencies = [
 "futures",
 "log",
 "serde",
- "thiserror 1.0.58",
+ "thiserror",
 "windows 0.52.0",
 ]

@@ -6736,7 +6742,7 @@ dependencies = [
 "nom",
 "oid-registry",
 "rusticata-macros",
- "thiserror 1.0.58",
+ "thiserror",
 "time 0.3.36",
 ]

@@ -6796,7 +6802,7 @@ checksum = "9ce1b18ccd8e73a9321186f97e46f9f04b778851177567b1975109d26a08d2a6"
 dependencies = [
 "proc-macro2",
 "quote",
- "syn 2.0.90",
+ "syn 2.0.52",
 ]

 [[package]]
@@ -299,6 +299,10 @@ export class Message {
    return Boolean(binding.dcn_msg_is_forwarded(this.dc_msg))
  }

+  isIncreation() {
+    return Boolean(binding.dcn_msg_is_increation(this.dc_msg))
+  }
+
  isInfo() {
    return Boolean(binding.dcn_msg_is_info(this.dc_msg))
  }
@@ -2374,6 +2374,17 @@ NAPI_METHOD(dcn_msg_is_forwarded) {
  NAPI_RETURN_INT32(is_forwarded);
 }

+NAPI_METHOD(dcn_msg_is_increation) {
+  NAPI_ARGV(1);
+  NAPI_DC_MSG();
+
+  //TRACE("calling..");
+  int is_increation = dc_msg_is_increation(dc_msg);
+  //TRACE("result %d", is_increation);
+
+  NAPI_RETURN_INT32(is_increation);
+}
+
 NAPI_METHOD(dcn_msg_is_info) {
  NAPI_ARGV(1);
  NAPI_DC_MSG();
@@ -3544,6 +3555,7 @@ NAPI_INIT() {
  NAPI_EXPORT_FUNCTION(dcn_msg_has_location);
  NAPI_EXPORT_FUNCTION(dcn_msg_has_html);
  NAPI_EXPORT_FUNCTION(dcn_msg_is_forwarded);
+  NAPI_EXPORT_FUNCTION(dcn_msg_is_increation);
  NAPI_EXPORT_FUNCTION(dcn_msg_is_info);
  NAPI_EXPORT_FUNCTION(dcn_msg_is_sent);
  NAPI_EXPORT_FUNCTION(dcn_msg_is_setupmessage);
@@ -536,6 +536,7 @@ describe('Offline Tests with unconfigured account', function () {
    strictEqual(msg.getWidth(), 0, 'no message width')
    strictEqual(msg.isDeadDrop(), false, 'not deaddrop')
    strictEqual(msg.isForwarded(), false, 'not forwarded')
+    strictEqual(msg.isIncreation(), false, 'not in creation')
    strictEqual(msg.isInfo(), false, 'not an info message')
    strictEqual(msg.isSent(), false, 'messge is not sent')
    strictEqual(msg.isSetupmessage(), false, 'not an autocrypt setup message')
@@ -55,5 +55,5 @@
    "test:mocha": "mocha node/test/test.mjs --growl --reporter=spec --bail --exit"
  },
  "types": "node/dist/index.d.ts",
-  "version": "1.152.2"
+  "version": "1.151.2"
 }
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"

 [project]
 name = "deltachat"
-version = "1.152.2"
+version = "1.151.2"
 description = "Python bindings for the Delta Chat Core library using CFFI against the Rust-implemented libdeltachat"
 readme = "README.rst"
 requires-python = ">=3.7"
@@ -671,6 +671,9 @@ class Account:
    def get_connectivity_html(self) -> str:
        return from_dc_charpointer(lib.dc_get_connectivity_html(self._dc_context))

+    def all_work_done(self):
+        return lib.dc_all_work_done(self._dc_context)
+
    def start_io(self):
        """start this account's IO scheduling (Rust-core async scheduler).

@@ -271,7 +271,8 @@ class Chat:

        :param msg: a :class:`deltachat.message.Message` instance
           previously returned by
-           e.g. :meth:`deltachat.message.Message.new_empty`.
+           e.g. :meth:`deltachat.message.Message.new_empty` or
+           :meth:`prepare_file`.
        :raises ValueError: if message can not be sent.

        :returns: a :class:`deltachat.message.Message` instance as
@@ -340,6 +341,37 @@ class Chat:
            raise ValueError("message could not be sent")
        return Message.from_db(self.account, sent_id)

+    def prepare_message(self, msg):
+        """prepare a message for sending.
+
+        :param msg: the message to be prepared.
+        :returns: a :class:`deltachat.message.Message` instance.
+           This is the same object that was passed in, which
+           has been modified with the new state of the core.
+        """
+        msg_id = lib.dc_prepare_msg(self.account._dc_context, self.id, msg._dc_msg)
+        if msg_id == 0:
+            raise ValueError("message could not be prepared")
+        # modify message in place to avoid bad state for the caller
+        msg._dc_msg = Message.from_db(self.account, msg_id)._dc_msg
+        return msg
+
+    def prepare_message_file(self, path, mime_type=None, view_type="file"):
+        """prepare a message for sending and return the resulting Message instance.
+
+        To actually send the message, call :meth:`send_prepared`.
+        The file must be inside the blob directory.
+
+        :param path: path to the file.
+        :param mime_type: the mime-type of this file, defaults to auto-detection.
+        :param view_type: "text", "image", "gif", "audio", "video", "file"
+        :raises ValueError: if message can not be prepared/chat does not exist.
+        :returns: the resulting :class:`Message` instance
+        """
+        msg = Message.new_empty(self.account, view_type)
+        msg.set_file(path, mime_type)
+        return self.prepare_message(msg)
+
    def send_prepared(self, message):
        """send a previously prepared message.

@@ -158,6 +158,12 @@ class FFIEventTracker:

            self.get_matching("DC_EVENT_CONNECTIVITY_CHANGED")

+    def wait_for_all_work_done(self):
+        while True:
+            if self.account.all_work_done():
+                return
+            self.get_matching("DC_EVENT_CONNECTIVITY_CHANGED")
+
    def ensure_event_not_queued(self, event_name_regex):
        __tracebackhide__ = True
        rex = re.compile(f"(?:{event_name_regex}).*")
@@ -152,7 +152,7 @@ class TestProcess:

    def get_liveconfig_producer(self):
        """provide live account configs, cached on a per-test-process scope
-        so that test functions can reuse already known live configs.
+        so that test functions can re-use already known live configs.
        """
        chatmail_opt = self.pytestconfig.getoption("--chatmail")
        if chatmail_opt:
@@ -1366,9 +1366,10 @@ def test_quote_encrypted(acfactory, lp):
        msg_draft.quote = quoted_msg
        chat.set_draft(msg_draft)

-        # Get the draft and send it.
+        # Get the draft, prepare and send it.
        msg_draft = chat.get_draft()
-        chat.send_msg(msg_draft)
+        msg_out = chat.prepare_message(msg_draft)
+        chat.send_prepared(msg_out)

        chat.set_draft(None)
        assert chat.get_draft() is None
@@ -1898,11 +1899,10 @@ def test_connectivity(acfactory, lp):

    ac1.start_io()
    ac1._evtracker.wait_for_connectivity(dc.const.DC_CONNECTIVITY_CONNECTING)
-    ac1._evtracker.wait_for_connectivity_change(dc.const.DC_CONNECTIVITY_CONNECTING, dc.const.DC_CONNECTIVITY_WORKING)
-    ac1._evtracker.wait_for_connectivity_change(dc.const.DC_CONNECTIVITY_WORKING, dc.const.DC_CONNECTIVITY_CONNECTED)
+    ac1._evtracker.wait_for_connectivity_change(dc.const.DC_CONNECTIVITY_CONNECTING, dc.const.DC_CONNECTIVITY_CONNECTED)

    lp.sec(
-        "Test that after calling start_io(), maybe_network() and waiting for `DC_CONNECTIVITY_CONNECTED`, "
+        "Test that after calling start_io(), maybe_network() and waiting for `all_work_done()`, "
        "all messages are fetched",
    )

@@ -1911,7 +1911,7 @@ def test_connectivity(acfactory, lp):
        ac2.create_chat(ac1).send_text("Hi")
        idle1.wait_for_new_message()
    ac1.maybe_network()
-    ac1._evtracker.wait_for_connectivity(dc.const.DC_CONNECTIVITY_CONNECTED)
+    ac1._evtracker.wait_for_all_work_done()
    msgs = ac1.create_chat(ac2).get_messages()
    assert len(msgs) == 1
    assert msgs[0].text == "Hi"
@@ -1927,6 +1927,30 @@ def test_connectivity(acfactory, lp):
    assert len(msgs) == 2
    assert msgs[1].text == "Hi 2"

+    lp.sec("Test that the connectivity doesn't flicker to WORKING if there are no new messages")
+
+    ac1.maybe_network()
+    while 1:
+        assert ac1.get_connectivity() == dc.const.DC_CONNECTIVITY_CONNECTED
+        if ac1.all_work_done():
+            break
+        ac1._evtracker.get_matching("DC_EVENT_CONNECTIVITY_CHANGED")
+
+    lp.sec("Test that the connectivity doesn't flicker to WORKING if the sender of the message is blocked")
+    ac1.create_contact(ac2).block()
+
+    ac1.direct_imap.select_config_folder("inbox")
+    with ac1.direct_imap.idle() as idle1:
+        ac2.create_chat(ac1).send_text("Hi")
+        idle1.wait_for_new_message()
+    ac1.maybe_network()
+
+    while 1:
+        assert ac1.get_connectivity() == dc.const.DC_CONNECTIVITY_CONNECTED
+        if ac1.all_work_done():
+            break
+        ac1._evtracker.get_matching("DC_EVENT_CONNECTIVITY_CHANGED")
+
    lp.sec("Test that the connectivity is NOT_CONNECTED if the password is wrong")

    ac1.set_config("configured_mail_pw", "abc")
@@ -1937,6 +1961,32 @@ def test_connectivity(acfactory, lp):
    ac1._evtracker.wait_for_connectivity(dc.const.DC_CONNECTIVITY_NOT_CONNECTED)


+def test_all_work_done(acfactory, lp):
+    """
+    Tests that calling start_io() immediately followed by maybe_network()
+    and then waiting for all_work_done() reliably fetches the messages
+    delivered while account was offline.
+    In other words, connectivity should not change to a state
+    where all_work_done() returns true until IMAP connection goes idle.
+    """
+    ac1, ac2 = acfactory.get_online_accounts(2)
+
+    ac1.stop_io()
+    ac1._evtracker.wait_for_connectivity(dc.const.DC_CONNECTIVITY_NOT_CONNECTED)
+
+    ac1.direct_imap.select_config_folder("inbox")
+    with ac1.direct_imap.idle() as idle1:
+        ac2.create_chat(ac1).send_text("Hi")
+        idle1.wait_for_new_message()
+
+    ac1.start_io()
+    ac1.maybe_network()
+    ac1._evtracker.wait_for_all_work_done()
+    msgs = ac1.create_chat(ac2).get_messages()
+    assert len(msgs) == 1
+    assert msgs[0].text == "Hi"
+
+
 def test_fetch_deleted_msg(acfactory, lp):
    """This is a regression test: Messages with \\Deleted flag were downloaded again and again,
    hundreds of times, because uid_next was not updated.
@@ -2290,8 +2340,9 @@ def test_group_quote(acfactory, lp):
    reply_msg = Message.new_empty(msg.chat.account, "text")
    reply_msg.set_text("reply")
    reply_msg.quote = msg
+    reply_msg = msg.chat.prepare_message(reply_msg)
    assert reply_msg.quoted_text == "hello"
-    msg.chat.send_msg(reply_msg)
+    msg.chat.send_prepared(reply_msg)

    lp.sec("ac3: receiving reply")
    received_reply = ac3._evtracker.wait_next_incoming_message()
@@ -0,0 +1,107 @@
+import os.path
+import shutil
+from filecmp import cmp
+
+import pytest
+
+
+def wait_msg_delivered(account, msg_list):
+    """wait for one or more MSG_DELIVERED events to match msg_list contents."""
+    msg_list = list(msg_list)
+    while msg_list:
+        ev = account._evtracker.get_matching("DC_EVENT_MSG_DELIVERED")
+        msg_list.remove((ev.data1, ev.data2))
+
+
+def wait_msgs_changed(account, msgs_list):
+    """wait for one or more MSGS_CHANGED events to match msgs_list contents."""
+    account.log(f"waiting for msgs_list={msgs_list}")
+    msgs_list = list(msgs_list)
+    while msgs_list:
+        ev = account._evtracker.get_matching("DC_EVENT_MSGS_CHANGED")
+        for i, (data1, data2) in enumerate(msgs_list):
+            if ev.data1 == data1:
+                if data2 is None or ev.data2 == data2:
+                    del msgs_list[i]
+                    break
+        else:
+            account.log(f"waiting mismatch data1={data1} data2={data2}")
+    return ev.data2
+
+
+class TestOnlineInCreation:
+    def test_increation_not_blobdir(self, tmp_path, acfactory, lp):
+        ac1, ac2 = acfactory.get_online_accounts(2)
+        chat = ac1.create_chat(ac2)
+
+        lp.sec("Creating in-creation file outside of blobdir")
+        assert str(tmp_path) != ac1.get_blobdir()
+        src = tmp_path / "file.txt"
+        src.touch()
+        with pytest.raises(Exception):
+            chat.prepare_message_file(str(src))
+
+    def test_no_increation_copies_to_blobdir(self, tmp_path, acfactory, lp):
+        ac1, ac2 = acfactory.get_online_accounts(2)
+        chat = ac1.create_chat(ac2)
+
+        lp.sec("Creating file outside of blobdir")
+        assert str(tmp_path) != ac1.get_blobdir()
+        src = tmp_path / "file.txt"
+        src.write_text("hello there\n")
+        msg = chat.send_file(str(src))
+        assert msg.filename.startswith(os.path.join(ac1.get_blobdir(), "file"))
+        assert msg.filename.endswith(".txt")
+
+    def test_forward_increation(self, acfactory, data, lp):
+        ac1, ac2 = acfactory.get_online_accounts(2)
+
+        chat = ac1.create_chat(ac2)
+        wait_msgs_changed(ac1, [(0, 0)])  # why no chat id?
+
+        lp.sec("create a message with a file in creation")
+        orig = data.get_path("d.png")
+        path = os.path.join(ac1.get_blobdir(), "d.png")
+        with open(path, "x") as fp:
+            fp.write("preparing")
+        prepared_original = chat.prepare_message_file(path)
+        assert prepared_original.is_out_preparing()
+        wait_msgs_changed(ac1, [(chat.id, prepared_original.id)])
+
+        lp.sec("create a new group")
+        chat2 = ac1.create_group_chat("newgroup")
+        wait_msgs_changed(ac1, [(0, 0)])
+
+        lp.sec("add a contact to new group")
+        chat2.add_contact(ac2)
+        wait_msgs_changed(ac1, [(chat2.id, None)])
+
+        lp.sec("forward the message while still in creation")
+        ac1.forward_messages([prepared_original], chat2)
+        forwarded_id = wait_msgs_changed(ac1, [(chat2.id, None)])
+        forwarded_msg = ac1.get_message_by_id(forwarded_id)
+        assert forwarded_msg.is_out_preparing()
+
+        lp.sec("finish creating the file and send it")
+        assert prepared_original.is_out_preparing()
+        shutil.copyfile(orig, path)
+        chat.send_prepared(prepared_original)
+        assert prepared_original.is_out_pending() or prepared_original.is_out_delivered()
+
+        lp.sec("check that both forwarded and original message are proper.")
+        wait_msgs_changed(ac1, [(chat2.id, forwarded_id), (chat.id, prepared_original.id)])
+
+        fwd_msg = ac1.get_message_by_id(forwarded_id)
+        assert fwd_msg.is_out_pending() or fwd_msg.is_out_delivered()
+
+        lp.sec("wait for both messages to be delivered to SMTP")
+        wait_msg_delivered(ac1, [(chat2.id, forwarded_id), (chat.id, prepared_original.id)])
+
+        lp.sec("wait1 for original or forwarded messages to arrive")
+        received_original = ac2._evtracker.wait_next_incoming_message()
+        assert cmp(received_original.filename, orig, shallow=False)
+
+        lp.sec("wait2 for original or forwarded messages to arrive")
+        received_copy = ac2._evtracker.wait_next_incoming_message()
+        assert received_copy.id != received_original.id
+        assert cmp(received_copy.filename, orig, shallow=False)
@@ -378,6 +378,30 @@ class TestOfflineChat:
        with pytest.raises(ValueError):
            chat1.send_text("msg1")

+    def test_prepare_message_and_send(self, ac1, chat1):
+        msg = chat1.prepare_message(Message.new_empty(chat1.account, "text"))
+        msg.set_text("hello world")
+        assert msg.text == "hello world"
+        assert msg.id > 0
+        chat1.send_prepared(msg)
+        assert "Sent" in msg.get_message_info()
+        str(msg)
+        repr(msg)
+        assert msg == ac1.get_message_by_id(msg.id)
+
+    def test_prepare_file(self, ac1, chat1):
+        blobdir = ac1.get_blobdir()
+        p = os.path.join(blobdir, "somedata.txt")
+        with open(p, "w") as f:
+            f.write("some data")
+        message = chat1.prepare_message_file(p)
+        assert message.id > 0
+        message.set_text("hello world")
+        assert message.is_out_preparing()
+        assert message.text == "hello world"
+        chat1.send_prepared(message)
+        assert "Sent" in message.get_message_info()
+
    def test_message_eq_contains(self, chat1):
        msg = chat1.send_text("msg1")
        msg2 = None
@@ -667,7 +691,8 @@ class TestOfflineChat:
        assert os.path.exists(messages[1].filename)

    def test_set_get_draft(self, chat1):
-        msg1 = Message.new_empty(chat1.account, "text")
+        msg = Message.new_empty(chat1.account, "text")
+        msg1 = chat1.prepare_message(msg)
        msg1.set_text("hello")
        chat1.set_draft(msg1)
        msg1.set_text("obsolete")
@@ -686,6 +711,21 @@ class TestOfflineChat:
        assert not res.is_ask_verifygroup()
        assert res.contact_id == 10

+    def test_quote(self, chat1):
+        """Offline quoting test"""
+        msg = Message.new_empty(chat1.account, "text")
+        msg.set_text("Multi\nline\nmessage")
+        assert msg.quoted_text is None
+
+        # Prepare message to assign it a Message-Id.
+        # Messages without Message-Id cannot be quoted.
+        msg = chat1.prepare_message(msg)
+
+        reply_msg = Message.new_empty(chat1.account, "text")
+        reply_msg.set_text("reply")
+        reply_msg.quote = msg
+        assert reply_msg.quoted_text == "Multi\nline\nmessage"
+
    def test_group_chat_many_members_add_remove(self, ac1, lp):
        lp.sec("ac1: creating group chat with 10 other members")
        chat = ac1.create_group_chat(name="title1")
@@ -1 +1 @@
-2024-12-24
+2024-11-26
@@ -7,7 +7,7 @@ set -euo pipefail
 #
 # Avoid using rustup here as it depends on reading /proc/self/exe and
 # has problems running under QEMU.
-RUST_VERSION=1.83.0
+RUST_VERSION=1.82.0

 ARCH="$(uname -m)"
 test -f "/lib/libc.musl-$ARCH.so.1" && LIBC=musl || LIBC=gnu
@@ -279,9 +279,7 @@ impl<'a> BlobObject<'a> {
        let ext: String = name
            .chars()
            .rev()
-            .take_while(|c| {
-                (!c.is_ascii_punctuation() || *c == '.') && !c.is_whitespace() && !c.is_control()
-            })
+            .take_while(|c| !c.is_whitespace())
            .take(33)
            .collect::<Vec<_>>()
            .iter()
@@ -765,6 +763,7 @@ mod tests {
    use fs::File;

    use super::*;
+    use crate::chat::{self, create_group_chat, ProtectionStatus};
    use crate::message::{Message, Viewtype};
    use crate::test_utils::{self, TestContext};

@@ -984,10 +983,6 @@ mod tests {
        let (stem, ext) = BlobObject::sanitise_name("a. tar.tar.gz");
        assert_eq!(stem, "a. tar");
        assert_eq!(ext, ".tar.gz");
-
-        let (stem, ext) = BlobObject::sanitise_name("Guia_uso_GNB (v0.8).pdf");
-        assert_eq!(stem, "Guia_uso_GNB (v0.8)");
-        assert_eq!(ext, ".pdf");
    }

    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
@@ -1461,4 +1456,38 @@ mod tests {
        check_image_size(file_saved, width, height);
        Ok(())
    }
+
+    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
+    async fn test_increation_in_blobdir() -> Result<()> {
+        let t = TestContext::new_alice().await;
+        let chat_id = create_group_chat(&t, ProtectionStatus::Unprotected, "abc").await?;
+
+        let file = t.get_blobdir().join("anyfile.dat");
+        fs::write(&file, b"bla").await?;
+        let mut msg = Message::new(Viewtype::File);
+        msg.set_file(file.to_str().unwrap(), None);
+        let prepared_id = chat::prepare_msg(&t, chat_id, &mut msg).await?;
+        assert_eq!(prepared_id, msg.id);
+        assert!(msg.is_increation());
+
+        let msg = Message::load_from_db(&t, prepared_id).await?;
+        assert!(msg.is_increation());
+
+        Ok(())
+    }
+
+    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
+    async fn test_increation_not_blobdir() -> Result<()> {
+        let t = TestContext::new_alice().await;
+        let chat_id = create_group_chat(&t, ProtectionStatus::Unprotected, "abc").await?;
+        assert_ne!(t.get_blobdir().to_str(), t.dir.path().to_str());
+
+        let file = t.dir.path().join("anyfile.dat");
+        fs::write(&file, b"bla").await?;
+        let mut msg = Message::new(Viewtype::File);
+        msg.set_file(file.to_str().unwrap(), None);
+        assert!(chat::prepare_msg(&t, chat_id, &mut msg).await.is_err());
+
+        Ok(())
+    }
 }
@@ -28,7 +28,7 @@ use crate::contact::{self, Contact, ContactId, Origin};
 use crate::context::Context;
 use crate::debug_logging::maybe_set_logging_xdc;
 use crate::download::DownloadState;
-use crate::ephemeral::{start_chat_ephemeral_timers, Timer as EphemeralTimer};
+use crate::ephemeral::Timer as EphemeralTimer;
 use crate::events::EventType;
 use crate::html::new_html_mimepart;
 use crate::location;
@@ -567,14 +567,6 @@ impl ChatId {
        contact_id: Option<ContactId>,
        timestamp_sort: i64,
    ) -> Result<()> {
-        if contact_id == Some(ContactId::SELF) {
-            // Do not add protection messages to Saved Messages chat.
-            // This chat never gets protected and unprotected,
-            // we do not want the first message
-            // to be a protection message with an arbitrary timestamp.
-            return Ok(());
-        }
-
        let text = context.stock_protection_msg(protect, contact_id).await;
        let cmd = match protect {
            ProtectionStatus::Protected => SystemMessage::ChatProtectionEnabled,
@@ -688,10 +680,6 @@ impl ChatId {
            })
            .await?;

-        if visibility == ChatVisibility::Archived {
-            start_chat_ephemeral_timers(context, self).await?;
-        }
-
        context.emit_msgs_changed_without_ids();
        chatlist_events::emit_chatlist_changed(context);
        chatlist_events::emit_chatlist_item_changed(context, self);
@@ -892,7 +880,7 @@ impl ChatId {
            _ => {
                let blob = msg
                    .param
-                    .get_blob(Param::File, context)
+                    .get_blob(Param::File, context, !msg.is_increation())
                    .await?
                    .context("no file stored in params")?;
                msg.param.set(Param::File, blob.as_name());
@@ -1403,7 +1391,7 @@ impl ChatId {
    ///
    /// `message_timestamp` should be either the message "sent" timestamp or a timestamp of the
    /// corresponding event in case of a system message (usually the current system time).
-    /// `always_sort_to_bottom` makes this adjust the returned timestamp up so that the message goes
+    /// `always_sort_to_bottom` makes this ajust the returned timestamp up so that the message goes
    /// to the chat bottom.
    /// `received` -- whether the message is received. Otherwise being sent.
    /// `incoming` -- whether the message is incoming.
@@ -2108,19 +2096,13 @@ impl Chat {
        } else {
            None
        };
-        let new_mime_headers = new_mime_headers.map(|s| new_html_mimepart(s).build().as_string());
        let new_mime_headers = new_mime_headers.or_else(|| match was_truncated {
-            // We need to add some headers so that they are stripped before formatting HTML by
-            // `MsgId::get_html()`, not a part of the actual text. Let's add "Content-Type", it's
-            // anyway a useful metadata about the stored text.
-            true => Some(
-                "Content-Type: text/plain; charset=utf-8\r\n\r\n".to_string() + &msg.text + "\r\n",
-            ),
+            true => Some(msg.text.clone()),
            false => None,
        });
        let new_mime_headers = match new_mime_headers {
            Some(h) => Some(tokio::task::block_in_place(move || {
-                buf_compress(h.as_bytes())
+                buf_compress(new_html_mimepart(h).build().as_string().as_bytes())
            })?),
            None => None,
        };
@@ -2220,9 +2202,7 @@ impl Chat {
            msg.id = MsgId::new(u32::try_from(raw_id)?);

            maybe_set_logging_xdc(context, msg, self.id).await?;
-            context
-                .update_webxdc_integration_database(msg, context)
-                .await?;
+            context.update_webxdc_integration_database(msg).await?;
        }
        context.scheduler.interrupt_ephemeral_task().await;
        Ok(msg.id)
@@ -2611,12 +2591,10 @@ impl ChatIdBlocked {
            _ => (),
        }

-        let protected = contact_id == ContactId::SELF || {
-            let peerstate = Peerstate::from_addr(context, contact.get_addr()).await?;
-            peerstate.is_some_and(|p| {
-                p.is_using_verified_key() && p.prefer_encrypt == EncryptPreference::Mutual
-            })
-        };
+        let peerstate = Peerstate::from_addr(context, contact.get_addr()).await?;
+        let protected = peerstate.map_or(false, |p| {
+            p.is_using_verified_key() && p.prefer_encrypt == EncryptPreference::Mutual
+        });
        let smeared_time = create_smeared_timestamp(context);

        let chat_id = context
@@ -2681,13 +2659,26 @@ impl ChatIdBlocked {
    }
 }

+/// Prepares a message for sending.
+pub async fn prepare_msg(context: &Context, chat_id: ChatId, msg: &mut Message) -> Result<MsgId> {
+    ensure!(
+        !chat_id.is_special(),
+        "Cannot prepare message for special chat"
+    );
+
+    let msg_id = prepare_msg_common(context, chat_id, msg, MessageState::OutPreparing).await?;
+    context.emit_msgs_changed(msg.chat_id, msg.id);
+
+    Ok(msg_id)
+}
+
 async fn prepare_msg_blob(context: &Context, msg: &mut Message) -> Result<()> {
    if msg.viewtype == Viewtype::Text || msg.viewtype == Viewtype::VideochatInvitation {
        // the caller should check if the message text is empty
    } else if msg.viewtype.has_file() {
        let mut blob = msg
            .param
-            .get_blob(Param::File, context)
+            .get_blob(Param::File, context, !msg.is_increation())
            .await?
            .with_context(|| format!("attachment missing for message of type #{}", msg.viewtype))?;
        let send_as_is = msg.viewtype == Viewtype::File;
@@ -2762,92 +2753,13 @@ async fn prepare_msg_blob(context: &Context, msg: &mut Message) -> Result<()> {
    Ok(())
 }

-/// Returns whether a contact is in a chat or not.
-pub async fn is_contact_in_chat(
-    context: &Context,
-    chat_id: ChatId,
-    contact_id: ContactId,
-) -> Result<bool> {
-    // this function works for group and for normal chats, however, it is more useful
-    // for group chats.
-    // ContactId::SELF may be used to check, if the user itself is in a group
-    // chat (ContactId::SELF is not added to normal chats)
-
-    let exists = context
-        .sql
-        .exists(
-            "SELECT COUNT(*) FROM chats_contacts WHERE chat_id=? AND contact_id=?;",
-            (chat_id, contact_id),
-        )
-        .await?;
-    Ok(exists)
-}
-
-/// Sends a message object to a chat.
-///
-/// Sends the event #DC_EVENT_MSGS_CHANGED on success.
-/// However, this does not imply, the message really reached the recipient -
-/// sending may be delayed eg. due to network problems. However, from your
-/// view, you're done with the message. Sooner or later it will find its way.
-pub async fn send_msg(context: &Context, chat_id: ChatId, msg: &mut Message) -> Result<MsgId> {
-    ensure!(
-        !chat_id.is_special(),
-        "chat_id cannot be a special chat: {chat_id}"
-    );
-
-    if msg.state != MessageState::Undefined && msg.state != MessageState::OutPreparing {
-        msg.param.remove(Param::GuaranteeE2ee);
-        msg.param.remove(Param::ForcePlaintext);
-        msg.update_param(context).await?;
-    }
-
-    // protect all system messages against RTLO attacks
-    if msg.is_system_message() {
-        msg.text = sanitize_bidi_characters(&msg.text);
-    }
-
-    if !prepare_send_msg(context, chat_id, msg).await?.is_empty() {
-        if !msg.hidden {
-            context.emit_msgs_changed(msg.chat_id, msg.id);
-        }
-
-        if msg.param.exists(Param::SetLatitude) {
-            context.emit_location_changed(Some(ContactId::SELF)).await?;
-        }
-
-        context.scheduler.interrupt_smtp().await;
-    }
-
-    Ok(msg.id)
-}
-
-/// Tries to send a message synchronously.
-///
-/// Creates jobs in the `smtp` table, then drectly opens an SMTP connection and sends the
-/// message. If this fails, the jobs remain in the database for later sending.
-pub async fn send_msg_sync(context: &Context, chat_id: ChatId, msg: &mut Message) -> Result<MsgId> {
-    let rowids = prepare_send_msg(context, chat_id, msg).await?;
-    if rowids.is_empty() {
-        return Ok(msg.id);
-    }
-    let mut smtp = crate::smtp::Smtp::new();
-    for rowid in rowids {
-        send_msg_to_smtp(context, &mut smtp, rowid)
-            .await
-            .context("failed to send message, queued for later sending")?;
-    }
-    context.emit_msgs_changed(msg.chat_id, msg.id);
-    Ok(msg.id)
-}
-
 /// Prepares a message to be sent out.
-///
-/// Returns row ids of the `smtp` table.
-async fn prepare_send_msg(
+async fn prepare_msg_common(
    context: &Context,
    chat_id: ChatId,
    msg: &mut Message,
-) -> Result<Vec<i64>> {
+    change_state_to: MessageState,
+) -> Result<MsgId> {
    let mut chat = Chat::load_from_db(context, chat_id).await?;

    // Check if the chat can be sent to.
@@ -2891,7 +2803,7 @@ async fn prepare_send_msg(
    };

    // ... then change the MessageState in the message object
-    msg.state = MessageState::OutPending;
+    msg.state = change_state_to;

    prepare_msg_blob(context, msg).await?;
    if !msg.hidden {
@@ -2907,6 +2819,125 @@ async fn prepare_send_msg(
        .await?;
    msg.chat_id = chat_id;

+    Ok(msg.id)
+}
+
+/// Returns whether a contact is in a chat or not.
+pub async fn is_contact_in_chat(
+    context: &Context,
+    chat_id: ChatId,
+    contact_id: ContactId,
+) -> Result<bool> {
+    // this function works for group and for normal chats, however, it is more useful
+    // for group chats.
+    // ContactId::SELF may be used to check, if the user itself is in a group
+    // chat (ContactId::SELF is not added to normal chats)
+
+    let exists = context
+        .sql
+        .exists(
+            "SELECT COUNT(*) FROM chats_contacts WHERE chat_id=? AND contact_id=?;",
+            (chat_id, contact_id),
+        )
+        .await?;
+    Ok(exists)
+}
+
+/// Sends a message object to a chat.
+///
+/// Sends the event #DC_EVENT_MSGS_CHANGED on success.
+/// However, this does not imply, the message really reached the recipient -
+/// sending may be delayed eg. due to network problems. However, from your
+/// view, you're done with the message. Sooner or later it will find its way.
+// TODO: Do not allow ChatId to be 0, if prepare_msg had been called
+//   the caller can get it from msg.chat_id.  Forwards would need to
+//   be fixed for this somehow too.
+pub async fn send_msg(context: &Context, chat_id: ChatId, msg: &mut Message) -> Result<MsgId> {
+    if chat_id.is_unset() {
+        let forwards = msg.param.get(Param::PrepForwards);
+        if let Some(forwards) = forwards {
+            for forward in forwards.split(' ') {
+                if let Ok(msg_id) = forward.parse::<u32>().map(MsgId::new) {
+                    if let Ok(mut msg) = Message::load_from_db(context, msg_id).await {
+                        send_msg_inner(context, chat_id, &mut msg).await?;
+                    };
+                }
+            }
+            msg.param.remove(Param::PrepForwards);
+            msg.update_param(context).await?;
+        }
+        return send_msg_inner(context, chat_id, msg).await;
+    }
+
+    if msg.state != MessageState::Undefined && msg.state != MessageState::OutPreparing {
+        msg.param.remove(Param::GuaranteeE2ee);
+        msg.param.remove(Param::ForcePlaintext);
+        msg.update_param(context).await?;
+    }
+    send_msg_inner(context, chat_id, msg).await
+}
+
+/// Tries to send a message synchronously.
+///
+/// Creates jobs in the `smtp` table, then drectly opens an SMTP connection and sends the
+/// message. If this fails, the jobs remain in the database for later sending.
+pub async fn send_msg_sync(context: &Context, chat_id: ChatId, msg: &mut Message) -> Result<MsgId> {
+    let rowids = prepare_send_msg(context, chat_id, msg).await?;
+    if rowids.is_empty() {
+        return Ok(msg.id);
+    }
+    let mut smtp = crate::smtp::Smtp::new();
+    for rowid in rowids {
+        send_msg_to_smtp(context, &mut smtp, rowid)
+            .await
+            .context("failed to send message, queued for later sending")?;
+    }
+    context.emit_msgs_changed(msg.chat_id, msg.id);
+    Ok(msg.id)
+}
+
+async fn send_msg_inner(context: &Context, chat_id: ChatId, msg: &mut Message) -> Result<MsgId> {
+    // protect all system messages against RTLO attacks
+    if msg.is_system_message() {
+        msg.text = sanitize_bidi_characters(&msg.text);
+    }
+
+    if !prepare_send_msg(context, chat_id, msg).await?.is_empty() {
+        if !msg.hidden {
+            context.emit_msgs_changed(msg.chat_id, msg.id);
+        }
+
+        if msg.param.exists(Param::SetLatitude) {
+            context.emit_location_changed(Some(ContactId::SELF)).await?;
+        }
+
+        context.scheduler.interrupt_smtp().await;
+    }
+
+    Ok(msg.id)
+}
+
+/// Returns row ids of the `smtp` table.
+async fn prepare_send_msg(
+    context: &Context,
+    chat_id: ChatId,
+    msg: &mut Message,
+) -> Result<Vec<i64>> {
+    // prepare_msg() leaves the message state to OutPreparing, we
+    // only have to change the state to OutPending in this case.
+    // Otherwise we still have to prepare the message, which will set
+    // the state to OutPending.
+    if msg.state != MessageState::OutPreparing {
+        // automatically prepare normal messages
+        prepare_msg_common(context, chat_id, msg, MessageState::OutPending).await?;
+    } else {
+        // update message state of separately prepared messages
+        ensure!(
+            chat_id.is_unset() || chat_id == msg.chat_id,
+            "Inconsistent chat ID"
+        );
+        message::update_msg_state(context, msg.id, MessageState::OutPending).await?;
+    }
    let row_ids = create_send_msg_jobs(context, msg)
        .await
        .context("Failed to create send jobs")?;
@@ -2946,8 +2977,8 @@ pub(crate) async fn create_send_msg_jobs(context: &Context, msg: &mut Message) -
        recipients.push(from);
    }

-    // Default Webxdc integrations are hidden messages and must not be sent out
-    if msg.param.get_int(Param::WebxdcIntegration).is_some() && msg.hidden {
+    // Webxdc integrations are messages, however, shipped with main app and must not be sent out
+    if msg.param.get_int(Param::WebxdcIntegration).is_some() {
        recipients.clear();
    }

@@ -3235,6 +3266,19 @@ pub async fn get_chat_msgs_ex(
    Ok(items)
 }

+pub(crate) async fn marknoticed_chat_if_older_than(
+    context: &Context,
+    chat_id: ChatId,
+    timestamp: i64,
+) -> Result<()> {
+    if let Some(chat_timestamp) = chat_id.get_timestamp(context).await? {
+        if timestamp > chat_timestamp {
+            marknoticed_chat(context, chat_id).await?;
+        }
+    }
+    Ok(())
+}
+
 /// Marks all messages in the chat as noticed.
 /// If the given chat-id is the archive-link, marks all messages in all archived chats as noticed.
 pub async fn marknoticed_chat(context: &Context, chat_id: ChatId) -> Result<()> {
@@ -3246,10 +3290,10 @@ pub async fn marknoticed_chat(context: &Context, chat_id: ChatId) -> Result<()>
            .query_map(
                "SELECT DISTINCT(m.chat_id) FROM msgs m
                    LEFT JOIN chats c ON m.chat_id=c.id
-                    WHERE m.state=10 AND m.hidden=0 AND m.chat_id>9 AND c.archived=1",
-                (),
+                    WHERE m.state=10 AND m.hidden=0 AND m.chat_id>9 AND c.blocked=0 AND c.archived=1",
+                    (),
                |row| row.get::<_, ChatId>(0),
-                |ids| ids.collect::<Result<Vec<_>, _>>().map_err(Into::into),
+                |ids| ids.collect::<Result<Vec<_>, _>>().map_err(Into::into)
            )
            .await?;
        if chat_ids_in_archive.is_empty() {
@@ -3258,40 +3302,32 @@ pub async fn marknoticed_chat(context: &Context, chat_id: ChatId) -> Result<()>

        context
            .sql
-            .transaction(|transaction| {
-                let mut stmt = transaction.prepare(
-                    "UPDATE msgs SET state=13 WHERE state=10 AND hidden=0 AND chat_id = ?",
-                )?;
-                for chat_id_in_archive in &chat_ids_in_archive {
-                    stmt.execute((chat_id_in_archive,))?;
-                }
-                Ok(())
-            })
+            .execute(
+                &format!(
+                    "UPDATE msgs SET state=13 WHERE state=10 AND hidden=0 AND chat_id IN ({});",
+                    sql::repeat_vars(chat_ids_in_archive.len())
+                ),
+                rusqlite::params_from_iter(&chat_ids_in_archive),
+            )
            .await?;
-
        for chat_id_in_archive in chat_ids_in_archive {
-            start_chat_ephemeral_timers(context, chat_id_in_archive).await?;
            context.emit_event(EventType::MsgsNoticed(chat_id_in_archive));
            chatlist_events::emit_chatlist_item_changed(context, chat_id_in_archive);
        }
-    } else {
-        start_chat_ephemeral_timers(context, chat_id).await?;
-
-        if context
-            .sql
-            .execute(
-                "UPDATE msgs
+    } else if context
+        .sql
+        .execute(
+            "UPDATE msgs
            SET state=?
          WHERE state=?
            AND hidden=0
            AND chat_id=?;",
-                (MessageState::InNoticed, MessageState::InFresh, chat_id),
-            )
-            .await?
-            == 0
-        {
-            return Ok(());
-        }
+            (MessageState::InNoticed, MessageState::InFresh, chat_id),
+        )
+        .await?
+        == 0
+    {
+        return Ok(());
    }

    context.emit_event(EventType::MsgsNoticed(chat_id));
@@ -3363,7 +3399,6 @@ pub(crate) async fn mark_old_messages_as_noticed(
    }

    for c in changed_chats {
-        start_chat_ephemeral_timers(context, c).await?;
        context.emit_event(EventType::MsgsNoticed(c));
        chatlist_events::emit_chatlist_item_changed(context, c);
    }
@@ -4120,6 +4155,8 @@ pub async fn forward_msgs(context: &Context, msg_ids: &[MsgId], chat_id: ChatId)
            bail!("cannot forward drafts.");
        }

+        let original_param = msg.param.clone();
+
        // we tested a sort of broadcast
        // by not marking own forwarded messages as such,
        // however, this turned out to be to confusing and unclear.
@@ -4142,13 +4179,33 @@ pub async fn forward_msgs(context: &Context, msg_ids: &[MsgId], chat_id: ChatId)
        // do not leak data as group names; a default subject is generated by mimefactory
        msg.subject = "".to_string();

-        msg.state = MessageState::OutPending;
-        let new_msg_id = chat
-            .prepare_msg_raw(context, &mut msg, None, curr_timestamp)
-            .await?;
-        curr_timestamp += 1;
-        if !create_send_msg_jobs(context, &mut msg).await?.is_empty() {
-            context.scheduler.interrupt_smtp().await;
+        let new_msg_id: MsgId;
+        if msg.state == MessageState::OutPreparing {
+            new_msg_id = chat
+                .prepare_msg_raw(context, &mut msg, None, curr_timestamp)
+                .await?;
+            curr_timestamp += 1;
+            msg.param = original_param;
+            msg.id = src_msg_id;
+
+            if let Some(old_fwd) = msg.param.get(Param::PrepForwards) {
+                let new_fwd = format!("{} {}", old_fwd, new_msg_id.to_u32());
+                msg.param.set(Param::PrepForwards, new_fwd);
+            } else {
+                msg.param
+                    .set(Param::PrepForwards, new_msg_id.to_u32().to_string());
+            }
+
+            msg.update_param(context).await?;
+        } else {
+            msg.state = MessageState::OutPending;
+            new_msg_id = chat
+                .prepare_msg_raw(context, &mut msg, None, curr_timestamp)
+                .await?;
+            curr_timestamp += 1;
+            if !create_send_msg_jobs(context, &mut msg).await?.is_empty() {
+                context.scheduler.interrupt_smtp().await;
+            }
        }
        created_chats.push(chat_id);
        created_msgs.push(new_msg_id);
@@ -4426,7 +4483,7 @@ pub(crate) async fn delete_and_reset_all_device_msgs(context: &Context) -> Resul
        .await?;
    context.sql.execute("DELETE FROM devmsglabels;", ()).await?;

-    // Insert labels for welcome messages to avoid them being re-added on reconfiguration.
+    // Insert labels for welcome messages to avoid them being readded on reconfiguration.
    context
        .sql
        .execute(
@@ -4588,9 +4645,9 @@ impl Context {
                    Contact::create_ex(self, Nosync, to, addr).await?;
                    return Ok(());
                }
-                let addr = ContactAddress::new(addr).context("Invalid address")?;
-                let (contact_id, _) =
-                    Contact::add_or_lookup(self, "", &addr, Origin::Hidden).await?;
+                let contact_id = Contact::lookup_id_by_addr_ex(self, addr, Origin::Unknown, None)
+                    .await?
+                    .with_context(|| format!("No contact for addr '{addr}'"))?;
                match action {
                    SyncAction::Block => {
                        return contact::set_blocked(self, Nosync, contact_id, true).await
@@ -4600,10 +4657,9 @@ impl Context {
                    }
                    _ => (),
                }
-                // Use `Request` so that even if the program crashes, the user doesn't have to look
-                // into the blocked contacts.
-                ChatIdBlocked::get_for_contact(self, contact_id, Blocked::Request)
+                ChatIdBlocked::lookup_by_contact(self, contact_id)
                    .await?
+                    .with_context(|| format!("No chat for addr '{addr}'"))?
                    .id
            }
            SyncId::Grpid(grpid) => {
@@ -4640,7 +4696,7 @@ impl Context {

    /// Emits the appropriate `MsgsChanged` event. Should be called if the number of unnoticed
    /// archived chats could decrease. In general we don't want to make an extra db query to know if
-    /// a noticed chat is archived. Emitting events should be cheap, a false-positive `MsgsChanged`
+    /// a noticied chat is archived. Emitting events should be cheap, a false-positive `MsgsChanged`
    /// is ok.
    pub(crate) fn on_archived_chats_maybe_noticed(&self) {
        self.emit_msgs_changed(DC_CHAT_ID_ARCHIVED_LINK, MsgId::new(0));
@@ -4655,7 +4711,7 @@ mod tests {
    use crate::headerdef::HeaderDef;
    use crate::message::delete_msgs;
    use crate::receive_imf::receive_imf;
-    use crate::test_utils::{sync, TestContext, TestContextManager, TimeShiftFalsePositiveNote};
+    use crate::test_utils::{sync, TestContext, TestContextManager};
    use strum::IntoEnumIterator;
    use tokio::fs;

@@ -4791,12 +4847,15 @@ mod tests {
        assert_eq!(test.text, "hello2".to_string());
        assert_eq!(test.state, MessageState::OutDraft);

+        let id_after_prepare = prepare_msg(&t, *chat_id, &mut msg).await?;
+        assert_eq!(id_after_prepare, id_after_1st_set);
+        let test = Message::load_from_db(&t, id_after_prepare).await?;
+        assert_eq!(test.state, MessageState::OutPreparing);
+        assert!(!test.hidden); // sent draft must no longer be hidden
+
        let id_after_send = send_msg(&t, *chat_id, &mut msg).await?;
        assert_eq!(id_after_send, id_after_1st_set);

-        let test = Message::load_from_db(&t, id_after_send).await?;
-        assert!(!test.hidden); // sent draft must no longer be hidden
-
        Ok(())
    }

@@ -5196,8 +5255,6 @@ mod tests {

    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
    async fn test_modify_chat_disordered() -> Result<()> {
-        let _n = TimeShiftFalsePositiveNote;
-
        // Alice creates a group with Bob, Claire and Daisy and then removes Claire and Daisy
        // (sleep() is needed as otherwise smeared time from Alice looks to Bob like messages from the future which are all set to "now" then)
        let alice = TestContext::new_alice().await;
@@ -5548,6 +5605,7 @@ mod tests {

        let mut msg = Message::new_text("message text".to_string());
        assert!(send_msg(&t, device_chat_id, &mut msg).await.is_err());
+        assert!(prepare_msg(&t, device_chat_id, &mut msg).await.is_err());

        let msg_id = add_device_msg(&t, None, Some(&mut msg)).await.unwrap();
        assert!(forward_msgs(&t, &[msg_id], device_chat_id).await.is_err());
@@ -7407,71 +7465,6 @@ mod tests {
        Ok(())
    }

-    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
-    async fn test_sync_accept_before_first_msg() -> Result<()> {
-        let alice0 = &TestContext::new_alice().await;
-        let alice1 = &TestContext::new_alice().await;
-        for a in [alice0, alice1] {
-            a.set_config_bool(Config::SyncMsgs, true).await?;
-        }
-        let bob = TestContext::new_bob().await;
-
-        let ba_chat = bob.create_chat(alice0).await;
-        let sent_msg = bob.send_text(ba_chat.id, "hi").await;
-        let a0b_chat_id = alice0.recv_msg(&sent_msg).await.chat_id;
-        assert_eq!(alice0.get_chat(&bob).await.blocked, Blocked::Request);
-        a0b_chat_id.accept(alice0).await?;
-        let a0b_contact = alice0.add_or_lookup_contact(&bob).await;
-        assert_eq!(a0b_contact.origin, Origin::CreateChat);
-        assert_eq!(alice0.get_chat(&bob).await.blocked, Blocked::Not);
-
-        sync(alice0, alice1).await;
-        let a1b_contact = alice1.add_or_lookup_contact(&bob).await;
-        assert_eq!(a1b_contact.origin, Origin::CreateChat);
-        let a1b_chat = alice1.get_chat(&bob).await;
-        assert_eq!(a1b_chat.blocked, Blocked::Not);
-        let chats = Chatlist::try_load(alice1, 0, None, None).await?;
-        assert_eq!(chats.len(), 1);
-
-        let rcvd_msg = alice1.recv_msg(&sent_msg).await;
-        assert_eq!(rcvd_msg.chat_id, a1b_chat.id);
-        Ok(())
-    }
-
-    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
-    async fn test_sync_block_before_first_msg() -> Result<()> {
-        let alice0 = &TestContext::new_alice().await;
-        let alice1 = &TestContext::new_alice().await;
-        for a in [alice0, alice1] {
-            a.set_config_bool(Config::SyncMsgs, true).await?;
-        }
-        let bob = TestContext::new_bob().await;
-
-        let ba_chat = bob.create_chat(alice0).await;
-        let sent_msg = bob.send_text(ba_chat.id, "hi").await;
-        let a0b_chat_id = alice0.recv_msg(&sent_msg).await.chat_id;
-        assert_eq!(alice0.get_chat(&bob).await.blocked, Blocked::Request);
-        a0b_chat_id.block(alice0).await?;
-        let a0b_contact = alice0.add_or_lookup_contact(&bob).await;
-        assert_eq!(a0b_contact.origin, Origin::IncomingUnknownFrom);
-        assert_eq!(alice0.get_chat(&bob).await.blocked, Blocked::Yes);
-
-        sync(alice0, alice1).await;
-        let a1b_contact = alice1.add_or_lookup_contact(&bob).await;
-        assert_eq!(a1b_contact.origin, Origin::Hidden);
-        assert!(ChatIdBlocked::lookup_by_contact(alice1, a1b_contact.id)
-            .await?
-            .is_none());
-
-        let rcvd_msg = alice1.recv_msg(&sent_msg).await;
-        let a1b_contact = alice1.add_or_lookup_contact(&bob).await;
-        assert_eq!(a1b_contact.origin, Origin::IncomingUnknownFrom);
-        let a1b_chat = alice1.get_chat(&bob).await;
-        assert_eq!(a1b_chat.blocked, Blocked::Yes);
-        assert_eq!(rcvd_msg.chat_id, a1b_chat.id);
-        Ok(())
-    }
-
    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
    async fn test_sync_adhoc_grp() -> Result<()> {
        let alice0 = &TestContext::new_alice().await;
@@ -80,7 +80,7 @@ pub enum Config {
    /// SMTP server security (e.g. TLS, STARTTLS).
    SendSecurity,

-    /// Deprecated option for backwards compatibility.
+    /// Deprecated option for backwards compatibilty.
    ///
    /// Certificate checks for SMTP are actually controlled by `imap_certificate_checks` config.
    SmtpCertificateChecks,
@@ -441,12 +441,6 @@ pub enum Config {
    /// Enable webxdc realtime features.
    #[strum(props(default = "1"))]
    WebxdcRealtimeEnabled,
-
-    /// Last device token stored on the chatmail server.
-    ///
-    /// If it has not changed, we do not store
-    /// the device token again.
-    DeviceToken,
 }

 impl Config {
@@ -129,19 +129,22 @@ impl ContactId {
    ) -> Result<()> {
        context
            .sql
-            .transaction(|transaction| {
-                let mut stmt = transaction
-                    .prepare("UPDATE contacts SET origin=?1 WHERE id = ?2 AND origin < ?1")?;
-                for id in ids {
-                    stmt.execute((origin, id))?;
-                }
-                Ok(())
-            })
+            .execute(
+                &format!(
+                    "UPDATE contacts SET origin=? WHERE id IN ({}) AND origin<?",
+                    sql::repeat_vars(ids.len())
+                ),
+                rusqlite::params_from_iter(
+                    params_iter(&[origin])
+                        .chain(params_iter(ids))
+                        .chain(params_iter(&[origin])),
+                ),
+            )
            .await?;
        Ok(())
    }

-    /// Returns contact address.
+    /// Returns contact adress.
    pub async fn addr(&self, context: &Context) -> Result<String> {
        let addr = context
            .sql
@@ -1981,7 +1984,7 @@ mod tests {
    use crate::chat::{get_chat_contacts, send_text_msg, Chat};
    use crate::chatlist::Chatlist;
    use crate::receive_imf::receive_imf;
-    use crate::test_utils::{self, TestContext, TestContextManager, TimeShiftFalsePositiveNote};
+    use crate::test_utils::{self, TestContext, TestContextManager};

    #[test]
    fn test_contact_id_values() {
@@ -2912,8 +2915,6 @@ Hi."#;

    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
    async fn test_was_seen_recently() -> Result<()> {
-        let _n = TimeShiftFalsePositiveNote;
-
        let mut tcm = TestContextManager::new();
        let alice = tcm.alice().await;
        let bob = tcm.bob().await;
@@ -2929,7 +2930,18 @@ Hi."#;
        bob.recv_msg(&sent_msg).await;
        let contact = Contact::get_by_id(&bob, *contacts.first().unwrap()).await?;

-        assert!(contact.was_seen_recently());
+        let green = nu_ansi_term::Color::Green.normal();
+        assert!(
+            contact.was_seen_recently(),
+            "{}",
+            green.paint(
+                "\nNOTE: This test failure is probably a false-positive, caused by tests running in parallel.
+The issue is that `SystemTime::shift()` (a utility function for tests) changes the time for all threads doing tests, and not only for the running test.
+Until the false-positive is fixed:
+- Use `cargo test -- --test-threads 1` instead of `cargo test`
+- Or use `cargo nextest run` (install with `cargo install cargo-nextest --locked`)\n"
+            )
+        );

        let self_contact = Contact::get_by_id(&bob, ContactId::SELF).await?;
        assert!(!self_contact.was_seen_recently());
@@ -3232,20 +3244,4 @@ Hi."#;

        Ok(())
    }
-
-    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
-    async fn test_self_is_verified() -> Result<()> {
-        let mut tcm = TestContextManager::new();
-        let alice = tcm.alice().await;
-
-        let contact = Contact::get_by_id(&alice, ContactId::SELF).await?;
-        assert_eq!(contact.is_verified(&alice).await?, true);
-        assert!(contact.is_profile_verified(&alice).await?);
-        assert!(contact.get_verifier_id(&alice).await?.is_none());
-
-        let chat_id = ChatId::get_for_contact(&alice, ContactId::SELF).await?;
-        assert!(chat_id.is_protected(&alice).await.unwrap() == ProtectionStatus::Protected);
-
-        Ok(())
-    }
 }
@@ -13,7 +13,7 @@ use async_channel::{self as channel, Receiver, Sender};
 use pgp::types::PublicKeyTrait;
 use pgp::SignedPublicKey;
 use ratelimit::Ratelimit;
-use tokio::sync::{Mutex, Notify, RwLock};
+use tokio::sync::{Mutex, Notify, OnceCell, RwLock};

 use crate::aheader::EncryptPreference;
 use crate::chat::{get_chat_cnt, ChatId, ProtectionStatus};
@@ -292,7 +292,7 @@ pub struct InnerContext {
    pub(crate) push_subscribed: AtomicBool,

    /// Iroh for realtime peer channels.
-    pub(crate) iroh: Arc<RwLock<Option<Iroh>>>,
+    pub(crate) iroh: OnceCell<Iroh>,
 }

 /// The state of ongoing process.
@@ -450,7 +450,7 @@ impl Context {
            debug_logging: std::sync::RwLock::new(None),
            push_subscriber,
            push_subscribed: AtomicBool::new(false),
-            iroh: Arc::new(RwLock::new(None)),
+            iroh: OnceCell::new(),
        };

        let ctx = Context {
@@ -486,19 +486,6 @@ impl Context {
    /// Stops the IO scheduler.
    pub async fn stop_io(&self) {
        self.scheduler.stop(self).await;
-        if let Some(iroh) = self.iroh.write().await.take() {
-            // Close all QUIC connections.
-
-            // Spawn into a separate task,
-            // because Iroh calls `wait_idle()` internally
-            // and it may take time, especially if the network
-            // has become unavailable.
-            tokio::spawn(async move {
-                // We do not log the error because we do not want the task
-                // to hold the reference to Context.
-                let _ = tokio::time::timeout(Duration::from_secs(60), iroh.close()).await;
-            });
-        }
    }

    /// Restarts the IO scheduler if it was running before
@@ -509,7 +496,7 @@ impl Context {

    /// Indicate that the network likely has come back.
    pub async fn maybe_network(&self) {
-        if let Some(ref iroh) = *self.iroh.read().await {
+        if let Some(iroh) = self.iroh.get() {
            iroh.network_change().await;
        }
        self.scheduler.maybe_network().await;
@@ -553,7 +540,23 @@ impl Context {

        if self.scheduler.is_running().await {
            self.scheduler.maybe_network().await;
-            self.wait_for_all_work_done().await;
+
+            // Wait until fetching is finished.
+            // Ideally we could wait for connectivity change events,
+            // but sleep loop is good enough.
+
+            // First 100 ms sleep in chunks of 10 ms.
+            for _ in 0..10 {
+                if self.all_work_done().await {
+                    break;
+                }
+                tokio::time::sleep(std::time::Duration::from_millis(10)).await;
+            }
+
+            // If we are not finished in 100 ms, keep waking up every 100 ms.
+            while !self.all_work_done().await {
+                tokio::time::sleep(std::time::Duration::from_millis(100)).await;
+            }
        } else {
            // Pause the scheduler to ensure another connection does not start
            // while we are fetching on a dedicated connection.
@@ -1755,7 +1758,6 @@ mod tests {
            "socks5_password",
            "key_id",
            "webxdc_integration",
-            "device_token",
        ];
        let t = TestContext::new().await;
        let info = t.get_info().await.unwrap();
@@ -84,6 +84,7 @@ use crate::location;
 use crate::log::LogExt;
 use crate::message::{Message, MessageState, MsgId, Viewtype};
 use crate::mimeparser::SystemMessage;
+use crate::sql::{self, params_iter};
 use crate::stock_str;
 use crate::tools::{duration_to_str, time, SystemTime};

@@ -328,44 +329,23 @@ pub(crate) async fn start_ephemeral_timers_msgids(
    msg_ids: &[MsgId],
 ) -> Result<()> {
    let now = time();
-    let should_interrupt =
-    context
-        .sql
-        .transaction(move |transaction| {
-            let mut should_interrupt = false;
-            let mut stmt =
-                transaction.prepare(
-                    "UPDATE msgs SET ephemeral_timestamp = ?1 + ephemeral_timer
-                     WHERE (ephemeral_timestamp == 0 OR ephemeral_timestamp > ?1 + ephemeral_timer) AND ephemeral_timer > 0
-                     AND id=?2")?;
-            for msg_id in msg_ids {
-                should_interrupt |= stmt.execute((now, msg_id))? > 0;
-            }
-            Ok(should_interrupt)
-        }).await?;
-    if should_interrupt {
-        context.scheduler.interrupt_ephemeral_task().await;
-    }
-    Ok(())
-}
-
-/// Starts ephemeral timer for all messages in the chat.
-///
-/// This should be called when chat is marked as noticed.
-pub(crate) async fn start_chat_ephemeral_timers(context: &Context, chat_id: ChatId) -> Result<()> {
-    let now = time();
-    let should_interrupt = context
+    let count = context
        .sql
        .execute(
-            "UPDATE msgs SET ephemeral_timestamp = ?1 + ephemeral_timer
-             WHERE chat_id = ?2
-             AND ephemeral_timer > 0
-             AND (ephemeral_timestamp == 0 OR ephemeral_timestamp > ?1 + ephemeral_timer)",
-            (now, chat_id),
+            &format!(
+                "UPDATE msgs SET ephemeral_timestamp = ? + ephemeral_timer
+         WHERE (ephemeral_timestamp == 0 OR ephemeral_timestamp > ? + ephemeral_timer) AND ephemeral_timer > 0
+         AND id IN ({})",
+                sql::repeat_vars(msg_ids.len())
+            ),
+            rusqlite::params_from_iter(
+                std::iter::once(&now as &dyn crate::sql::ToSql)
+                    .chain(std::iter::once(&now as &dyn crate::sql::ToSql))
+                    .chain(params_iter(msg_ids)),
+            ),
        )
-        .await?
-        > 0;
-    if should_interrupt {
+        .await?;
+    if count > 0 {
        context.scheduler.interrupt_ephemeral_task().await;
    }
    Ok(())
@@ -715,9 +695,7 @@ pub(crate) async fn start_ephemeral_timers(context: &Context) -> Result<()> {
 #[cfg(test)]
 mod tests {
    use super::*;
-    use crate::chat::{marknoticed_chat, set_muted, ChatVisibility, MuteDuration};
    use crate::config::Config;
-    use crate::constants::DC_CHAT_ID_ARCHIVED_LINK;
    use crate::download::DownloadState;
    use crate::location;
    use crate::message::markseen_msgs;
@@ -952,6 +930,7 @@ mod tests {

        // Alice sends a text message.
        let mut msg = Message::new(Viewtype::Text);
+        chat::prepare_msg(&alice.ctx, chat_alice, &mut msg).await?;
        chat::send_msg(&alice.ctx, chat_alice, &mut msg).await?;
        let sent = alice.pop_sent_msg().await;

@@ -978,12 +957,14 @@ mod tests {

        // Alice sends message to Bob
        let mut msg = Message::new(Viewtype::Text);
+        chat::prepare_msg(&alice.ctx, chat_alice, &mut msg).await?;
        chat::send_msg(&alice.ctx, chat_alice, &mut msg).await?;
        let sent = alice.pop_sent_msg().await;
        bob.recv_msg(&sent).await;

        // Alice sends second message to Bob, with no timer
        let mut msg = Message::new(Viewtype::Text);
+        chat::prepare_msg(&alice.ctx, chat_alice, &mut msg).await?;
        chat::send_msg(&alice.ctx, chat_alice, &mut msg).await?;
        let sent = alice.pop_sent_msg().await;

@@ -1444,77 +1425,4 @@ mod tests {

        Ok(())
    }
-
-    /// Tests that ephemeral timer is started when the chat is noticed.
-    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
-    async fn test_noticed_ephemeral_timer() -> Result<()> {
-        let mut tcm = TestContextManager::new();
-        let alice = &tcm.alice().await;
-        let bob = &tcm.bob().await;
-
-        let chat = alice.create_chat(bob).await;
-        let duration = 60;
-        chat.id
-            .set_ephemeral_timer(alice, Timer::Enabled { duration })
-            .await?;
-        let bob_received_message = tcm.send_recv(alice, bob, "Hello!").await;
-
-        marknoticed_chat(bob, bob_received_message.chat_id).await?;
-        SystemTime::shift(Duration::from_secs(100));
-
-        delete_expired_messages(bob, time()).await?;
-
-        assert!(Message::load_from_db_optional(bob, bob_received_message.id)
-            .await?
-            .is_none());
-        Ok(())
-    }
-
-    /// Tests that archiving the chat starts ephemeral timer.
-    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
-    async fn test_archived_ephemeral_timer() -> Result<()> {
-        let mut tcm = TestContextManager::new();
-        let alice = &tcm.alice().await;
-        let bob = &tcm.bob().await;
-
-        let chat = alice.create_chat(bob).await;
-        let duration = 60;
-        chat.id
-            .set_ephemeral_timer(alice, Timer::Enabled { duration })
-            .await?;
-        let bob_received_message = tcm.send_recv(alice, bob, "Hello!").await;
-
-        bob_received_message
-            .chat_id
-            .set_visibility(bob, ChatVisibility::Archived)
-            .await?;
-        SystemTime::shift(Duration::from_secs(100));
-
-        delete_expired_messages(bob, time()).await?;
-
-        assert!(Message::load_from_db_optional(bob, bob_received_message.id)
-            .await?
-            .is_none());
-
-        // Bob mutes the chat so it is not unarchived.
-        set_muted(bob, bob_received_message.chat_id, MuteDuration::Forever).await?;
-
-        // Now test that for already archived chat
-        // timer is started if all archived chats are marked as noticed.
-        let bob_received_message_2 = tcm.send_recv(alice, bob, "Hello again!").await;
-        assert_eq!(bob_received_message_2.state, MessageState::InFresh);
-
-        marknoticed_chat(bob, DC_CHAT_ID_ARCHIVED_LINK).await?;
-        SystemTime::shift(Duration::from_secs(100));
-
-        delete_expired_messages(bob, time()).await?;
-
-        assert!(
-            Message::load_from_db_optional(bob, bob_received_message_2.id)
-                .await?
-                .is_none()
-        );
-
-        Ok(())
-    }
 }
@@ -59,7 +59,7 @@ pub enum EventType {
    /// or for functions that are expected to fail (eg. dc_continue_key_transfer())
    /// it might be better to delay showing these events until the function has really
    /// failed (returned false). It should be sufficient to report only the *last* error
-    /// in a message box then.
+    /// in a messasge box then.
    Error(String),

    /// An action cannot be performed because the user is not in the group.
@@ -7,8 +7,6 @@
 //! `MsgId.get_html()` will return HTML -
 //! this allows nice quoting, handling linebreaks properly etc.

-use std::mem;
-
 use anyhow::{Context as _, Result};
 use base64::Engine as _;
 use lettre_email::mime::Mime;
@@ -79,26 +77,21 @@ fn get_mime_multipart_type(ctype: &ParsedContentType) -> MimeMultipartType {
 struct HtmlMsgParser {
    pub html: String,
    pub plain: Option<PlainText>,
-    pub(crate) msg_html: String,
 }

 impl HtmlMsgParser {
    /// Function takes a raw mime-message string,
    /// searches for the main-text part
    /// and returns that as parser.html
-    pub async fn from_bytes<'a>(
-        context: &Context,
-        rawmime: &'a [u8],
-    ) -> Result<(Self, mailparse::ParsedMail<'a>)> {
+    pub async fn from_bytes(context: &Context, rawmime: &[u8]) -> Result<Self> {
        let mut parser = HtmlMsgParser {
            html: "".to_string(),
            plain: None,
-            msg_html: "".to_string(),
        };

-        let parsedmail = mailparse::parse_mail(rawmime).context("Failed to parse mail")?;
+        let parsedmail = mailparse::parse_mail(rawmime)?;

-        parser.collect_texts_recursive(context, &parsedmail).await?;
+        parser.collect_texts_recursive(&parsedmail).await?;

        if parser.html.is_empty() {
            if let Some(plain) = &parser.plain {
@@ -107,8 +100,8 @@ impl HtmlMsgParser {
        } else {
            parser.cid_to_data_recursive(context, &parsedmail).await?;
        }
-        parser.html += &mem::take(&mut parser.msg_html);
-        Ok((parser, parsedmail))
+
+        Ok(parser)
    }

    /// Function iterates over all mime-parts
@@ -121,13 +114,12 @@ impl HtmlMsgParser {
    /// therefore we use the first one.
    async fn collect_texts_recursive<'a>(
        &'a mut self,
-        context: &'a Context,
        mail: &'a mailparse::ParsedMail<'a>,
    ) -> Result<()> {
        match get_mime_multipart_type(&mail.ctype) {
            MimeMultipartType::Multiple => {
                for cur_data in &mail.subparts {
-                    Box::pin(self.collect_texts_recursive(context, cur_data)).await?
+                    Box::pin(self.collect_texts_recursive(cur_data)).await?
                }
                Ok(())
            }
@@ -136,35 +128,8 @@ impl HtmlMsgParser {
                if raw.is_empty() {
                    return Ok(());
                }
-                let (parser, mail) = Box::pin(HtmlMsgParser::from_bytes(context, &raw)).await?;
-                if !parser.html.is_empty() {
-                    let mut text = "\r\n\r\n".to_string();
-                    for h in mail.headers {
-                        let key = h.get_key();
-                        if matches!(
-                            key.to_lowercase().as_str(),
-                            "date"
-                                | "from"
-                                | "sender"
-                                | "reply-to"
-                                | "to"
-                                | "cc"
-                                | "bcc"
-                                | "subject"
-                        ) {
-                            text += &format!("{key}: {}\r\n", h.get_value());
-                        }
-                    }
-                    text += "\r\n";
-                    self.msg_html += &PlainText {
-                        text,
-                        flowed: false,
-                        delsp: false,
-                    }
-                    .to_html();
-                    self.msg_html += &parser.html;
-                }
-                Ok(())
+                let mail = mailparse::parse_mail(&raw).context("failed to parse mail")?;
+                Box::pin(self.collect_texts_recursive(&mail)).await
            }
            MimeMultipartType::Single => {
                let mimetype = mail.ctype.mimetype.parse::<Mime>()?;
@@ -210,7 +175,14 @@ impl HtmlMsgParser {
                }
                Ok(())
            }
-            MimeMultipartType::Message => Ok(()),
+            MimeMultipartType::Message => {
+                let raw = mail.get_body_raw()?;
+                if raw.is_empty() {
+                    return Ok(());
+                }
+                let mail = mailparse::parse_mail(&raw).context("failed to parse mail")?;
+                Box::pin(self.cid_to_data_recursive(context, &mail)).await
+            }
            MimeMultipartType::Single => {
                let mimetype = mail.ctype.mimetype.parse::<Mime>()?;
                if mimetype.type_() == mime::IMAGE {
@@ -268,7 +240,7 @@ impl MsgId {
                    warn!(context, "get_html: parser error: {:#}", err);
                    Ok(None)
                }
-                Ok((parser, _)) => Ok(Some(parser.html)),
+                Ok(parser) => Ok(Some(parser.html)),
            }
        } else {
            warn!(context, "get_html: no mime for {}", self);
@@ -302,7 +274,7 @@ mod tests {
    async fn test_htmlparse_plain_unspecified() {
        let t = TestContext::new().await;
        let raw = include_bytes!("../test-data/message/text_plain_unspecified.eml");
-        let (parser, _) = HtmlMsgParser::from_bytes(&t.ctx, raw).await.unwrap();
+        let parser = HtmlMsgParser::from_bytes(&t.ctx, raw).await.unwrap();
        assert_eq!(
            parser.html,
            r#"<!DOCTYPE html>
@@ -320,7 +292,7 @@ This message does not have Content-Type nor Subject.<br/>
    async fn test_htmlparse_plain_iso88591() {
        let t = TestContext::new().await;
        let raw = include_bytes!("../test-data/message/text_plain_iso88591.eml");
-        let (parser, _) = HtmlMsgParser::from_bytes(&t.ctx, raw).await.unwrap();
+        let parser = HtmlMsgParser::from_bytes(&t.ctx, raw).await.unwrap();
        assert_eq!(
            parser.html,
            r#"<!DOCTYPE html>
@@ -338,7 +310,7 @@ message with a non-UTF-8 encoding: äöüßÄÖÜ<br/>
    async fn test_htmlparse_plain_flowed() {
        let t = TestContext::new().await;
        let raw = include_bytes!("../test-data/message/text_plain_flowed.eml");
-        let (parser, _) = HtmlMsgParser::from_bytes(&t.ctx, raw).await.unwrap();
+        let parser = HtmlMsgParser::from_bytes(&t.ctx, raw).await.unwrap();
        assert!(parser.plain.unwrap().flowed);
        assert_eq!(
            parser.html,
@@ -360,7 +332,7 @@ and will be wrapped as usual.<br/>
    async fn test_htmlparse_alt_plain() {
        let t = TestContext::new().await;
        let raw = include_bytes!("../test-data/message/text_alt_plain.eml");
-        let (parser, _) = HtmlMsgParser::from_bytes(&t.ctx, raw).await.unwrap();
+        let parser = HtmlMsgParser::from_bytes(&t.ctx, raw).await.unwrap();
        assert_eq!(
            parser.html,
            r#"<!DOCTYPE html>
@@ -381,7 +353,7 @@ test some special html-characters as &lt; &gt; and &amp; but also &quot; and &#x
    async fn test_htmlparse_html() {
        let t = TestContext::new().await;
        let raw = include_bytes!("../test-data/message/text_html.eml");
-        let (parser, _) = HtmlMsgParser::from_bytes(&t.ctx, raw).await.unwrap();
+        let parser = HtmlMsgParser::from_bytes(&t.ctx, raw).await.unwrap();

        // on windows, `\r\n` linends are returned from mimeparser,
        // however, rust multiline-strings use just `\n`;
@@ -399,7 +371,7 @@ test some special html-characters as &lt; &gt; and &amp; but also &quot; and &#x
    async fn test_htmlparse_alt_html() {
        let t = TestContext::new().await;
        let raw = include_bytes!("../test-data/message/text_alt_html.eml");
-        let (parser, _) = HtmlMsgParser::from_bytes(&t.ctx, raw).await.unwrap();
+        let parser = HtmlMsgParser::from_bytes(&t.ctx, raw).await.unwrap();
        assert_eq!(
            parser.html.replace('\r', ""), // see comment in test_htmlparse_html()
            r##"<html>
@@ -414,7 +386,7 @@ test some special html-characters as &lt; &gt; and &amp; but also &quot; and &#x
    async fn test_htmlparse_alt_plain_html() {
        let t = TestContext::new().await;
        let raw = include_bytes!("../test-data/message/text_alt_plain_html.eml");
-        let (parser, _) = HtmlMsgParser::from_bytes(&t.ctx, raw).await.unwrap();
+        let parser = HtmlMsgParser::from_bytes(&t.ctx, raw).await.unwrap();
        assert_eq!(
            parser.html.replace('\r', ""), // see comment in test_htmlparse_html()
            r##"<html>
@@ -439,7 +411,7 @@ test some special html-characters as &lt; &gt; and &amp; but also &quot; and &#x
        assert!(test.find("data:").is_none());

        // parsing converts cid: to data:
-        let (parser, _) = HtmlMsgParser::from_bytes(&t.ctx, raw).await.unwrap();
+        let parser = HtmlMsgParser::from_bytes(&t.ctx, raw).await.unwrap();
        assert!(parser.html.contains("<html>"));
        assert!(!parser.html.contains("Content-Id:"));
        assert!(parser.html.contains("data:image/jpeg;base64,/9j/4AAQ"));
@@ -41,11 +41,11 @@ use crate::mimeparser;
 use crate::net::proxy::ProxyConfig;
 use crate::net::session::SessionStream;
 use crate::oauth2::get_oauth2_access_token;
-use crate::push::encrypt_device_token;
 use crate::receive_imf::{
    from_field_to_contact_id, get_prefetch_parent_message, receive_imf_inner, ReceivedMsg,
 };
 use crate::scheduler::connectivity::ConnectivityStore;
+use crate::sql;
 use crate::stock_str;
 use crate::tools::{self, create_id, duration_to_str};

@@ -407,7 +407,7 @@ impl Imap {
                        "IMAP-LOGIN as {}",
                        lp.user
                    )));
-                    self.connectivity.set_preparing(context).await;
+                    self.connectivity.set_connected(context).await;
                    info!(context, "Successfully logged into IMAP server");
                    return Ok(session);
                }
@@ -910,15 +910,15 @@ impl Session {
            .await?;
        context
            .sql
-            .transaction(|transaction| {
-                let mut stmt = transaction.prepare("DELETE FROM imap WHERE id = ?")?;
-                for row_id in row_ids {
-                    stmt.execute((row_id,))?;
-                }
-                Ok(())
-            })
+            .execute(
+                &format!(
+                    "DELETE FROM imap WHERE id IN ({})",
+                    sql::repeat_vars(row_ids.len())
+                ),
+                rusqlite::params_from_iter(row_ids),
+            )
            .await
-            .context("Cannot remove deleted messages from imap table")?;
+            .context("cannot remove deleted messages from imap table")?;

        context.emit_event(EventType::ImapMessageDeleted(format!(
            "IMAP messages {uid_set} marked as deleted"
@@ -941,15 +941,15 @@ impl Session {
                    // Messages are moved or don't exist, IMAP returns OK response in both cases.
                    context
                        .sql
-                        .transaction(|transaction| {
-                            let mut stmt = transaction.prepare("DELETE FROM imap WHERE id = ?")?;
-                            for row_id in row_ids {
-                                stmt.execute((row_id,))?;
-                            }
-                            Ok(())
-                        })
+                        .execute(
+                            &format!(
+                                "DELETE FROM imap WHERE id IN ({})",
+                                sql::repeat_vars(row_ids.len())
+                            ),
+                            rusqlite::params_from_iter(row_ids),
+                        )
                        .await
-                        .context("Cannot delete moved messages from imap table")?;
+                        .context("cannot delete moved messages from imap table")?;
                    context.emit_event(EventType::ImapMessageMoved(format!(
                        "IMAP messages {set} moved to {target}"
                    )));
@@ -995,15 +995,15 @@ impl Session {
        }
        context
            .sql
-            .transaction(|transaction| {
-                let mut stmt = transaction.prepare("UPDATE imap SET target='' WHERE id = ?")?;
-                for row_id in row_ids {
-                    stmt.execute((row_id,))?;
-                }
-                Ok(())
-            })
+            .execute(
+                &format!(
+                    "UPDATE imap SET target='' WHERE id IN ({})",
+                    sql::repeat_vars(row_ids.len())
+                ),
+                rusqlite::params_from_iter(row_ids),
+            )
            .await
-            .context("Cannot plan deletion of messages")?;
+            .context("cannot plan deletion of messages")?;
        if copy {
            context.emit_event(EventType::ImapMessageMoved(format!(
                "IMAP messages {set} copied to {target}"
@@ -1146,16 +1146,15 @@ impl Session {
                );
                context
                    .sql
-                    .transaction(|transaction| {
-                        let mut stmt =
-                            transaction.prepare("DELETE FROM imap_markseen WHERE id = ?")?;
-                        for rowid in rowid_set {
-                            stmt.execute((rowid,))?;
-                        }
-                        Ok(())
-                    })
+                    .execute(
+                        &format!(
+                            "DELETE FROM imap_markseen WHERE id IN ({})",
+                            sql::repeat_vars(rowid_set.len())
+                        ),
+                        rusqlite::params_from_iter(rowid_set),
+                    )
                    .await
-                    .context("Cannot remove messages marked as seen from imap_markseen table")?;
+                    .context("cannot remove messages marked as seen from imap_markseen table")?;
            }
        }

@@ -1561,54 +1560,16 @@ impl Session {
        };

        if self.can_metadata() && self.can_push() {
-            let device_token_changed = context
-                .get_config(Config::DeviceToken)
+            let folder = context
+                .get_config(Config::ConfiguredInboxFolder)
                .await?
-                .map_or(true, |config_token| device_token != config_token);
+                .context("INBOX is not configured")?;

-            if device_token_changed {
-                let folder = context
-                    .get_config(Config::ConfiguredInboxFolder)
-                    .await?
-                    .context("INBOX is not configured")?;
-
-                let encrypted_device_token = encrypt_device_token(&device_token)
-                    .context("Failed to encrypt device token")?;
-
-                // We expect that the server supporting `XDELTAPUSH` capability
-                // has non-synchronizing literals support as well:
-                // <https://www.rfc-editor.org/rfc/rfc7888>.
-                let encrypted_device_token_len = encrypted_device_token.len();
-
-                if encrypted_device_token_len <= 4096 {
-                    self.run_command_and_check_ok(&format_setmetadata(
-                        &folder,
-                        &encrypted_device_token,
-                    ))
-                    .await
-                    .context("SETMETADATA command failed")?;
-
-                    // Store device token saved on the server
-                    // to prevent storing duplicate tokens.
-                    // The server cannot deduplicate on its own
-                    // because encryption gives a different
-                    // result each time.
-                    context
-                        .set_config_internal(Config::DeviceToken, Some(&device_token))
-                        .await?;
-                } else {
-                    // If Apple or Google (FCM) gives us a very large token,
-                    // do not even try to give it to IMAP servers.
-                    //
-                    // Limit of 4096 is arbitrarily selected
-                    // to be the same as required by LITERAL- IMAP extension.
-                    //
-                    // Dovecot supports LITERAL+ and non-synchronizing literals
-                    // of any length, but there is no reason for tokens
-                    // to be that large even after OpenPGP encryption.
-                    warn!(context, "Device token is too long for LITERAL-, ignoring.");
-                }
-            }
+            self.run_command_and_check_ok(format!(
+                "SETMETADATA \"{folder}\" (/private/devicetoken \"{device_token}\")"
+            ))
+            .await
+            .context("SETMETADATA command failed")?;
            context.push_subscribed.store(true, Ordering::Relaxed);
        } else if !context.push_subscriber.heartbeat_subscribed().await {
            let context = context.clone();
@@ -1620,13 +1581,6 @@ impl Session {
    }
 }

-fn format_setmetadata(folder: &str, device_token: &str) -> String {
-    let device_token_len = device_token.len();
-    format!(
-        "SETMETADATA \"{folder}\" (/private/devicetoken {{{device_token_len}+}}\r\n{device_token})"
-    )
-}
-
 impl Session {
    /// Returns success if we successfully set the flag or we otherwise
    /// think add_flag should not be retried: Disconnection during setting
@@ -2910,16 +2864,4 @@ mod tests {
            vec![("INBOX".to_string(), vec![1, 2, 3], "2:3".to_string())]
        );
    }
-
-    #[test]
-    fn test_setmetadata_device_token() {
-        assert_eq!(
-            format_setmetadata("INBOX", "foobarbaz"),
-            "SETMETADATA \"INBOX\" (/private/devicetoken {9+}\r\nfoobarbaz)"
-        );
-        assert_eq!(
-            format_setmetadata("INBOX", "foo\r\nbar\r\nbaz\r\n"),
-            "SETMETADATA \"INBOX\" (/private/devicetoken {15+}\r\nfoo\r\nbar\r\nbaz\r\n)"
-        );
-    }
 }
@@ -178,7 +178,6 @@ impl BackupProvider {
        }

        info!(context, "Received valid backup authentication token.");
-        // Emit a nonzero progress so that UIs can display smth like "Transferring...".
        context.emit_event(EventType::ImexProgress(1));

        let blobdir = BlobDirContents::new(&context).await?;
@@ -310,10 +309,6 @@ pub async fn get_backup2(
    let mut file_size_buf = [0u8; 8];
    recv_stream.read_exact(&mut file_size_buf).await?;
    let file_size = u64::from_be_bytes(file_size_buf);
-    info!(context, "Received backup file size.");
-    // Emit a nonzero progress so that UIs can display smth like "Transferring...".
-    context.emit_event(EventType::ImexProgress(1));
-
    import_backup_stream(context, recv_stream, file_size, passphrase)
        .await
        .context("Failed to import backup from QUIC stream")?;
@@ -439,14 +434,12 @@ mod tests {
        assert!(msg.save_file(&ctx1, &path).await.is_err());

        // Check that both received the ImexProgress events.
-        for ctx in [&ctx0, &ctx1] {
-            ctx.evtracker
-                .get_matching(|ev| matches!(ev, EventType::ImexProgress(1)))
-                .await;
-            ctx.evtracker
-                .get_matching(|ev| matches!(ev, EventType::ImexProgress(1000)))
-                .await;
-        }
+        ctx0.evtracker
+            .get_matching(|ev| matches!(ev, EventType::ImexProgress(1000)))
+            .await;
+        ctx1.evtracker
+            .get_matching(|ev| matches!(ev, EventType::ImexProgress(1000)))
+            .await;
    }

    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
@@ -30,39 +30,7 @@ use crate::tools::{self, time_elapsed};
 pub(crate) trait DcKey: Serialize + Deserializable + PublicKeyTrait + Clone {
    /// Create a key from some bytes.
    fn from_slice(bytes: &[u8]) -> Result<Self> {
-        let res = <Self as Deserializable>::from_bytes(Cursor::new(bytes));
-        if let Ok(res) = res {
-            return Ok(res);
-        }
-
-        // Workaround for keys imported using
-        // Delta Chat core < 1.0.0.
-        // Old Delta Chat core had a bug
-        // that resulted in treating CRC24 checksum
-        // as part of the key when reading ASCII Armor.
-        // Some users that started using Delta Chat in 2019
-        // have such corrupted keys with garbage bytes at the end.
-        //
-        // Garbage is at least 3 bytes long
-        // and may be longer due to padding
-        // at the end of the real key data
-        // and importing the key multiple times.
-        //
-        // If removing 10 bytes is not enough,
-        // the key is likely actually corrupted.
-        for garbage_bytes in 3..std::cmp::min(bytes.len(), 10) {
-            let res = <Self as Deserializable>::from_bytes(Cursor::new(
-                bytes
-                    .get(..bytes.len().saturating_sub(garbage_bytes))
-                    .unwrap_or_default(),
-            ));
-            if let Ok(res) = res {
-                return Ok(res);
-            }
-        }
-
-        // Removing garbage bytes did not help, return the error.
-        Ok(res?)
+        Ok(<Self as Deserializable>::from_bytes(Cursor::new(bytes))?)
    }

    /// Create a key from a base64 string.
@@ -597,36 +565,6 @@ i8pcjGO+IZffvyZJVRWfVooBJmWWbPB1pueo3tx8w3+fcuzpxz+RLFKaPyqXO+dD
        }
    }

-    /// Tests workaround for Delta Chat core < 1.0.0
-    /// which parsed CRC24 at the end of ASCII Armor
-    /// as the part of the key.
-    /// Depending on the alignment and the number of
-    /// `=` characters at the end of the key,
-    /// this resulted in various number of garbage
-    /// octets at the end of the key, starting from 3 octets,
-    /// but possibly 4 or 5 and maybe more octets
-    /// if the key is imported or transferred
-    /// using Autocrypt Setup Message multiple times.
-    #[test]
-    fn test_ignore_trailing_garbage() {
-        // Test several variants of garbage.
-        for garbage in [
-            b"\x02\xfc\xaa\x38\x4b\x5c".as_slice(),
-            b"\x02\xfc\xaa".as_slice(),
-            b"\x01\x02\x03\x04\x05".as_slice(),
-        ] {
-            let private_key = KEYPAIR.secret.clone();
-
-            let mut binary = DcKey::to_bytes(&private_key);
-            binary.extend(garbage);
-
-            let private_key2 =
-                SignedSecretKey::from_slice(&binary).expect("Failed to ignore garbage");
-
-            assert_eq!(private_key.dc_fingerprint(), private_key2.dc_fingerprint());
-        }
-    }
-
    #[test]
    fn test_base64_roundtrip() {
        let key = KEYPAIR.public.clone();
@@ -707,6 +707,9 @@ pub(crate) async fn save(
                    ))?;

                    if timestamp > newest_timestamp {
+                        // okay to drop, as we use cached prepared statements
+                        drop(stmt_test);
+                        drop(stmt_insert);
                        newest_timestamp = timestamp;
                        newest_location_id = Some(u32::try_from(conn.last_insert_rowid())?);
                    }
@@ -348,7 +348,7 @@ impl MsgId {
            let server_urls = Self::get_info_server_urls(context, msg.rfc724_mid).await?;
            for server_url in server_urls {
                // Format as RFC 5092 relative IMAP URL.
-                ret += &format!("\nServer-URL: {server_url}");
+                ret += &format!("\n{server_url}");
            }
        }
        let hop_info = self.hop_info(context).await?;
@@ -724,7 +724,7 @@ impl Message {
    /// `contact_id` set to [`ContactId::SELF`].
    ///
    /// `latitude` is the North-south position of the location.
-    /// `longitude` is the East-west position of the location.
+    /// `longitutde` is the East-west position of the location.
    ///
    /// [`location::set()`]: crate::location::set
    /// [`send_locations_to_chat()`]: crate::location::send_locations_to_chat
@@ -953,6 +953,18 @@ impl Message {
        cmd != SystemMessage::Unknown
    }

+    /// Whether the message is still being created.
+    ///
+    /// Messages with attachments might be created before the
+    /// attachment is ready.  In this case some more restrictions on
+    /// the attachment apply, e.g. if the file to be attached is still
+    /// being written to or otherwise will still change it can not be
+    /// copied to the blobdir.  Thus those attachments need to be
+    /// created immediately in the blobdir with a valid filename.
+    pub fn is_increation(&self) -> bool {
+        self.viewtype.has_file() && self.state == MessageState::OutPreparing
+    }
+
    /// Returns true if the message is an Autocrypt Setup Message.
    pub fn is_setupmessage(&self) -> bool {
        if self.viewtype != Viewtype::File {
@@ -1613,15 +1625,15 @@ pub async fn delete_msgs(context: &Context, msg_ids: &[MsgId]) -> Result<()> {
        modified_chat_ids.insert(msg.chat_id);

        let target = context.get_delete_msgs_target().await?;
-        let update_db = |trans: &mut rusqlite::Transaction| {
-            trans.execute(
+        let update_db = |conn: &mut rusqlite::Connection| {
+            conn.execute(
                "UPDATE imap SET target=? WHERE rfc724_mid=?",
                (target, msg.rfc724_mid),
            )?;
-            trans.execute("DELETE FROM smtp WHERE msg_id=?", (msg_id,))?;
+            conn.execute("DELETE FROM smtp WHERE msg_id=?", (msg_id,))?;
            Ok(())
        };
-        if let Err(e) = context.sql.transaction(update_db).await {
+        if let Err(e) = context.sql.call_write(update_db).await {
            error!(context, "delete_msgs: failed to update db: {e:#}.");
            res = Err(e);
            continue;
@@ -2194,6 +2206,38 @@ mod tests {
        );
    }

+    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
+    async fn test_prepare_message_and_send() {
+        let d = test::TestContext::new().await;
+        let ctx = &d.ctx;
+
+        ctx.set_config(Config::ConfiguredAddr, Some("self@example.com"))
+            .await
+            .unwrap();
+
+        let chat = d.create_chat_with_contact("", "dest@example.com").await;
+
+        let mut msg = Message::new(Viewtype::Text);
+
+        let msg_id = chat::prepare_msg(ctx, chat.id, &mut msg).await.unwrap();
+
+        let _msg2 = Message::load_from_db(ctx, msg_id).await.unwrap();
+        assert_eq!(_msg2.get_filemime(), None);
+    }
+
+    /// Tests that message can be prepared even if account has no configured address.
+    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
+    async fn test_prepare_not_configured() {
+        let d = test::TestContext::new().await;
+        let ctx = &d.ctx;
+
+        let chat = d.create_chat_with_contact("", "dest@example.com").await;
+
+        let mut msg = Message::new(Viewtype::Text);
+
+        assert!(chat::prepare_msg(ctx, chat.id, &mut msg).await.is_ok());
+    }
+
    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
    async fn test_parse_webrtc_instance() {
        let (webrtc_type, url) = Message::parse_webrtc_instance("basicwebrtc:https://foo/bar");
@@ -2313,9 +2357,9 @@ mod tests {

        let mut msg = Message::new_text("Quoted message".to_string());

-        // Send message, so it gets a Message-Id.
+        // Prepare message for sending, so it gets a Message-Id.
        assert!(msg.rfc724_mid.is_empty());
-        let msg_id = chat::send_msg(ctx, chat.id, &mut msg).await.unwrap();
+        let msg_id = chat::prepare_msg(ctx, chat.id, &mut msg).await.unwrap();
        let msg = Message::load_from_db(ctx, msg_id).await.unwrap();
        assert!(!msg.rfc724_mid.is_empty());

@@ -356,7 +356,7 @@ impl MimeFactory {
                    let gossip_period = context.get_config_i64(Config::GossipPeriod).await?;
                    // `gossip_period == 0` is a special case for testing,
                    // enabling gossip in every message.
-                    // Otherwise "smeared timestamps" may result in the condition
+                    // Othewise "smeared timestamps" may result in the condition
                    // to fail even if the clock is monotonic.
                    if gossip_period == 0 || time() >= gossiped_timestamp + gossip_period {
                        Ok(true)
@@ -1516,7 +1516,7 @@ async fn build_body_file(
 ) -> Result<(PartBuilder, String)> {
    let blob = msg
        .param
-        .get_blob(Param::File, context)
+        .get_blob(Param::File, context, true)
        .await?
        .context("msg has no file")?;
    let suffix = blob.suffix().unwrap_or("dat");
@@ -1905,7 +1905,7 @@ mod tests {
        )
        .await
        .unwrap();
-        let mut new_msg = incoming_msg_to_reply_msg(
+        let new_msg = incoming_msg_to_reply_msg(
            b"Received: (Postfix, from userid 1000); Mon, 4 Dec 2006 14:51:39 +0100 (CET)\n\
                 From: bob@example.com\n\
                 To: alice@example.org\n\
@@ -1931,9 +1931,6 @@ mod tests {
                 Original-Message-ID: <2893@example.com>\n\
                 Disposition: manual-action/MDN-sent-automatically; displayed\n\
                 \n", &t).await;
-        chat::send_msg(&t, new_msg.chat_id, &mut new_msg)
-            .await
-            .unwrap();
        let mf = MimeFactory::from_msg(&t, new_msg).await.unwrap();
        // The subject string should not be "Re: message opened"
        assert_eq!("Re: Hello, Bob", mf.subject_str(&t).await.unwrap());
@@ -2080,7 +2077,7 @@ mod tests {

        let mut new_msg = Message::new_text("Hi".to_string());
        new_msg.chat_id = chat_id;
-        chat::send_msg(&t, chat_id, &mut new_msg).await.unwrap();
+        chat::prepare_msg(&t, chat_id, &mut new_msg).await.unwrap();

        let mf = MimeFactory::from_msg(&t, new_msg).await.unwrap();

@@ -2137,7 +2134,7 @@ mod tests {
    ) -> String {
        let t = TestContext::new_alice().await;
        let mut new_msg = incoming_msg_to_reply_msg(imf_raw, &t).await;
-        let incoming_msg = get_chat_msg(&t, new_msg.chat_id, 0, 1).await;
+        let incoming_msg = get_chat_msg(&t, new_msg.chat_id, 0, 2).await;

        if delete_original_msg {
            incoming_msg.id.trash(&t, false).await.unwrap();
@@ -2167,9 +2164,6 @@ mod tests {
            new_msg.set_quote(&t, Some(&incoming_msg)).await.unwrap();
        }

-        chat::send_msg(&t, new_msg.chat_id, &mut new_msg)
-            .await
-            .unwrap();
        let mf = MimeFactory::from_msg(&t, new_msg).await.unwrap();
        mf.subject_str(&t).await.unwrap()
    }
@@ -2190,6 +2184,9 @@ mod tests {

        let mut new_msg = Message::new_text("Hi".to_string());
        new_msg.chat_id = chat_id;
+        chat::prepare_msg(context, chat_id, &mut new_msg)
+            .await
+            .unwrap();

        new_msg
    }
@@ -2200,7 +2197,7 @@ mod tests {
        let t = TestContext::new_alice().await;
        let context = &t;

-        let mut msg = incoming_msg_to_reply_msg(
+        let msg = incoming_msg_to_reply_msg(
            b"Received: (Postfix, from userid 1000); Mon, 4 Dec 2006 14:51:39 +0100 (CET)\n\
                From: Charlie <charlie@example.com>\n\
                To: alice@example.org\n\
@@ -2213,7 +2210,6 @@ mod tests {
            context,
        )
        .await;
-        chat::send_msg(&t, msg.chat_id, &mut msg).await.unwrap();

        let mimefactory = MimeFactory::from_msg(&t, msg).await.unwrap();

@@ -17,10 +17,10 @@ use rand::distributions::{Alphanumeric, DistString};
 use crate::aheader::{Aheader, EncryptPreference};
 use crate::authres::handle_authres;
 use crate::blob::BlobObject;
-use crate::chat::ChatId;
+use crate::chat::{add_info_msg, ChatId};
 use crate::config::Config;
-use crate::constants;
-use crate::contact::ContactId;
+use crate::constants::{self, Chattype};
+use crate::contact::{Contact, ContactId, Origin};
 use crate::context::Context;
 use crate::decrypt::{
    get_autocrypt_peerstate, get_encrypted_mime, keyring_from_peerstate, try_decrypt,
@@ -36,7 +36,8 @@ use crate::peerstate::Peerstate;
 use crate::simplify::{simplify, SimplifiedText};
 use crate::sync::SyncItems;
 use crate::tools::{
-    get_filemeta, parse_receive_headers, smeared_time, truncate_msg_text, validate_id,
+    create_smeared_timestamp, get_filemeta, parse_receive_headers, smeared_time, truncate_msg_text,
+    validate_id,
 };
 use crate::{chatlist_events, location, stock_str, tools};

@@ -105,12 +106,14 @@ pub(crate) struct MimeMessage {
    /// received.
    pub(crate) footer: Option<String>,

-    /// If set, this is a modified MIME message; clients should offer a way to view the original
-    /// MIME message in this case.
+    // if this flag is set, the parts/text/etc. are just close to the original mime-message;
+    // clients should offer a way to view the original message in this case
    pub is_mime_modified: bool,

-    /// Decrypted, raw MIME structure. Nonempty iff `is_mime_modified` and the message was actually
-    /// encrypted.
+    /// The decrypted, raw mime structure.
+    ///
+    /// This is non-empty iff `is_mime_modified` and the message was actually encrypted. It is used
+    /// for e.g. late-parsing HTML.
    pub decoded_data: Vec<u8>,

    /// Hop info for debugging.
@@ -668,7 +671,7 @@ impl MimeMessage {
            && self
                .parts
                .get(1)
-                .is_some_and(|filepart| match filepart.typ {
+                .map_or(false, |filepart| match filepart.typ {
                    Viewtype::Image
                    | Viewtype::Gif
                    | Viewtype::Sticker
@@ -1662,8 +1665,18 @@ impl MimeMessage {
                .get_header_value(HeaderDef::MessageId)
                .and_then(|v| parse_message_id(&v).ok())
            {
+                let mut to_list =
+                    get_all_addresses_from_header(&report.headers, "x-failed-recipients");
+                let to = if to_list.len() != 1 {
+                    // We do not know which recipient failed
+                    None
+                } else {
+                    to_list.pop()
+                };
+
                return Ok(Some(DeliveryReport {
                    rfc724_mid: original_message_id,
+                    failed_recipient: to.map(|s| s.addr),
                    failure,
                }));
            }
@@ -1761,6 +1774,7 @@ impl MimeMessage {
                {
                    self.delivery_report = Some(DeliveryReport {
                        rfc724_mid: original_message_id,
+                        failed_recipient: None,
                        failure: true,
                    })
                }
@@ -1898,6 +1912,7 @@ pub(crate) struct Report {
 #[derive(Debug)]
 pub(crate) struct DeliveryReport {
    pub rfc724_mid: String,
+    pub failed_recipient: Option<String>,
    pub failure: bool,
 }

@@ -2263,12 +2278,20 @@ async fn handle_ndn(
    let msgs: Vec<_> = context
        .sql
        .query_map(
-            "SELECT id FROM msgs
-                WHERE rfc724_mid=? AND from_id=1",
+            concat!(
+                "SELECT",
+                "    m.id AS msg_id,",
+                "    c.id AS chat_id,",
+                "    c.type AS type",
+                " FROM msgs m LEFT JOIN chats c ON m.chat_id=c.id",
+                " WHERE rfc724_mid=? AND from_id=1",
+            ),
            (&failed.rfc724_mid,),
            |row| {
-                let msg_id: MsgId = row.get(0)?;
-                Ok(msg_id)
+                let msg_id: MsgId = row.get("msg_id")?;
+                let chat_id: ChatId = row.get("chat_id")?;
+                let chat_type: Chattype = row.get("type")?;
+                Ok((msg_id, chat_id, chat_type))
            },
            |rows| Ok(rows.collect::<Vec<_>>()),
        )
@@ -2276,13 +2299,16 @@ async fn handle_ndn(

    let error = if let Some(error) = error {
        error
+    } else if let Some(failed_recipient) = &failed.failed_recipient {
+        format!("Delivery to {failed_recipient} failed.").clone()
    } else {
        "Delivery to at least one recipient failed.".to_string()
    };
    let err_msg = &error;

+    let mut first = true;
    for msg in msgs {
-        let msg_id = msg?;
+        let (msg_id, chat_id, chat_type) = msg?;
        let mut message = Message::load_from_db(context, msg_id).await?;
        let aggregated_error = message
            .error
@@ -2294,11 +2320,47 @@ async fn handle_ndn(
            aggregated_error.as_ref().unwrap_or(err_msg),
        )
        .await?;
+        if first {
+            // Add only one info msg for all failed messages
+            ndn_maybe_add_info_msg(context, failed, chat_id, chat_type).await?;
+        }
+        first = false;
    }

    Ok(())
 }

+async fn ndn_maybe_add_info_msg(
+    context: &Context,
+    failed: &DeliveryReport,
+    chat_id: ChatId,
+    chat_type: Chattype,
+) -> Result<()> {
+    match chat_type {
+        Chattype::Group | Chattype::Broadcast => {
+            if let Some(failed_recipient) = &failed.failed_recipient {
+                let contact_id =
+                    Contact::lookup_id_by_addr(context, failed_recipient, Origin::Unknown)
+                        .await?
+                        .context("contact ID not found")?;
+                let contact = Contact::get_by_id(context, contact_id).await?;
+                // Tell the user which of the recipients failed if we know that (because in
+                // a group, this might otherwise be unclear)
+                let text = stock_str::failed_sending_to(context, contact.get_display_name()).await;
+                add_info_msg(context, chat_id, &text, create_smeared_timestamp(context)).await?;
+                context.emit_event(EventType::ChatModified(chat_id));
+            }
+        }
+        Chattype::Mailinglist => {
+            // ndn_maybe_add_info_msg() is about the case when delivery to the group failed.
+            // If we get an NDN for the mailing list, just issue a warning.
+            warn!(context, "ignoring NDN for mailing list.");
+        }
+        Chattype::Single => {}
+    }
+    Ok(())
+}
+
 #[cfg(test)]
 mod tests {
    use mailparse::ParsedMail;
@@ -3089,7 +3151,11 @@ MDYyMDYxNTE1RTlDOEE4Cj4+CnN0YXJ0eHJlZgo4Mjc4CiUlRU9GCg==

        // Make sure the file is there even though the html is wrong:
        let param = &message.parts[0].param;
-        let blob: BlobObject = param.get_blob(Param::File, &t).await.unwrap().unwrap();
+        let blob: BlobObject = param
+            .get_blob(Param::File, &t, false)
+            .await
+            .unwrap()
+            .unwrap();
        let f = tokio::fs::File::open(blob.to_abs_path()).await.unwrap();
        let size = f.metadata().await.unwrap().len();
        assert_eq!(size, 154);
@@ -3587,10 +3653,9 @@ On 2020-10-25, Bob wrote:
    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
    async fn test_mime_modified_large_plain() -> Result<()> {
        let t = TestContext::new_alice().await;
-        let t1 = TestContext::new_alice().await;

        static REPEAT_TXT: &str = "this text with 42 chars is just repeated.\n";
-        static REPEAT_CNT: usize = DC_DESIRED_TEXT_LEN / REPEAT_TXT.len() + 2;
+        static REPEAT_CNT: usize = 2000; // results in a text of 84k, should be more than DC_DESIRED_TEXT_LEN
        let long_txt = format!("From: alice@c.de\n\n{}", REPEAT_TXT.repeat(REPEAT_CNT));
        assert_eq!(long_txt.matches("just repeated").count(), REPEAT_CNT);
        assert!(long_txt.len() > DC_DESIRED_TEXT_LEN);
@@ -3611,21 +3676,22 @@ On 2020-10-25, Bob wrote:
            if draft {
                chat.id.set_draft(&t, Some(&mut msg)).await?;
            }
-            let sent_msg = t.send_msg(chat.id, &mut msg).await;
+            t.send_msg(chat.id, &mut msg).await;
            let msg = t.get_last_msg_in(chat.id).await;
            assert!(msg.has_html());
-            let html = msg.id.get_html(&t).await?.unwrap();
-            assert_eq!(html.matches("<!DOCTYPE html>").count(), 1);
-            assert_eq!(html.matches("just repeated.<br/>").count(), REPEAT_CNT);
+            assert_eq!(
+                msg.id
+                    .get_html(&t)
+                    .await?
+                    .unwrap()
+                    .matches("just repeated")
+                    .count(),
+                REPEAT_CNT
+            );
            assert!(
-                msg.text.matches("just repeated.").count()
-                    <= DC_DESIRED_TEXT_LEN / REPEAT_TXT.len()
+                msg.text.matches("just repeated").count() <= DC_DESIRED_TEXT_LEN / REPEAT_TXT.len()
            );
            assert!(msg.text.len() <= DC_DESIRED_TEXT_LEN + DC_ELLIPSIS.len());
-
-            let msg = t1.recv_msg(&sent_msg).await;
-            assert!(msg.has_html());
-            assert_eq!(msg.id.get_html(&t1).await?.unwrap(), html);
        }

        t.set_config(Config::Bot, Some("1")).await?;
@@ -47,7 +47,7 @@ pub(crate) async fn prune_connection_history(context: &Context) -> Result<()> {
    Ok(())
 }

-/// Update the timestamp of the last successful connection
+/// Update the timestamp of the last successfull connection
 /// to the given `host` and `port`
 /// with the given application protocol `alpn`.
 ///
@@ -6,17 +6,14 @@ use http_body_util::BodyExt;
 use hyper_util::rt::TokioIo;
 use mime::Mime;
 use serde::Serialize;
-use tokio::fs;

-use crate::blob::BlobObject;
 use crate::context::Context;
 use crate::net::proxy::ProxyConfig;
 use crate::net::session::SessionStream;
 use crate::net::tls::wrap_rustls;
-use crate::tools::{create_id, time};

 /// HTTP(S) GET response.
-#[derive(Debug, Clone, PartialEq, Eq)]
+#[derive(Debug)]
 pub struct Response {
    /// Response body.
    pub blob: Vec<u8>,
@@ -93,146 +90,9 @@ where
    Ok(sender)
 }

-/// Converts the URL to expiration and stale timestamps.
-fn http_url_cache_timestamps(url: &str, mimetype: Option<&str>) -> (i64, i64) {
-    let now = time();
-
-    let expires = now + 3600 * 24 * 35;
-    let stale = if url.ends_with(".xdc") {
-        // WebXDCs are never stale, they just expire.
-        expires
-    } else if mimetype.is_some_and(|s| s.starts_with("image/")) {
-        // Cache images for 1 day.
-        //
-        // As of 2024-12-12 WebXDC icons at <https://webxdc.org/apps/>
-        // use the same path for all app versions,
-        // so may change, but it is not critical if outdated icon is displayed.
-        now + 3600 * 24
-    } else {
-        // Revalidate everything else after 1 hour.
-        //
-        // This includes HTML, CSS and JS.
-        now + 3600
-    };
-    (expires, stale)
-}
-
-/// Places the binary into HTTP cache.
-async fn http_cache_put(context: &Context, url: &str, response: &Response) -> Result<()> {
-    let blob = BlobObject::create(
-        context,
-        &format!("http_cache_{}", create_id()),
-        response.blob.as_slice(),
-    )
-    .await?;
-
-    let (expires, stale) = http_url_cache_timestamps(url, response.mimetype.as_deref());
-    context
-        .sql
-        .insert(
-            "INSERT OR REPLACE INTO http_cache (url, expires, stale, blobname, mimetype, encoding)
-             VALUES (?, ?, ?, ?, ?, ?)",
-            (
-                url,
-                expires,
-                stale,
-                blob.as_name(),
-                response.mimetype.as_deref().unwrap_or_default(),
-                response.encoding.as_deref().unwrap_or_default(),
-            ),
-        )
-        .await?;
-
-    Ok(())
-}
-
-/// Retrieves the binary from HTTP cache.
-///
-/// Also returns if the response is stale and should be revalidated in the background.
-async fn http_cache_get(context: &Context, url: &str) -> Result<Option<(Response, bool)>> {
-    let now = time();
-    let Some((blob_name, mimetype, encoding, stale_timestamp)) = context
-        .sql
-        .query_row_optional(
-            "SELECT blobname, mimetype, encoding, stale
-             FROM http_cache WHERE url=? AND expires > ?",
-            (url, now),
-            |row| {
-                let blob_name: String = row.get(0)?;
-                let mimetype: Option<String> = Some(row.get(1)?).filter(|s: &String| !s.is_empty());
-                let encoding: Option<String> = Some(row.get(2)?).filter(|s: &String| !s.is_empty());
-                let stale_timestamp: i64 = row.get(3)?;
-                Ok((blob_name, mimetype, encoding, stale_timestamp))
-            },
-        )
-        .await?
-    else {
-        return Ok(None);
-    };
-    let is_stale = now > stale_timestamp;
-
-    let blob_object = BlobObject::from_name(context, blob_name)?;
-    let blob_abs_path = blob_object.to_abs_path();
-    let blob = match fs::read(blob_abs_path)
-        .await
-        .with_context(|| format!("Failed to read blob for {url:?} cache entry."))
-    {
-        Ok(blob) => blob,
-        Err(err) => {
-            // This should not happen, but user may go into the blobdir and remove files,
-            // antivirus may delete the file or there may be a bug in housekeeping.
-            warn!(context, "{err:?}.");
-            return Ok(None);
-        }
-    };
-
-    let (expires, _stale) = http_url_cache_timestamps(url, mimetype.as_deref());
-    let response = Response {
-        blob,
-        mimetype,
-        encoding,
-    };
-
-    // Update expiration timestamp
-    // to prevent deletion of the file still in use.
-    //
-    // If the response is stale, the caller should revalidate it in the background, so update
-    // `stale` timestamp to avoid revalidating too frequently (and have many parallel revalidation
-    // tasks) if revalidation fails or the HTTP request takes some time. The stale period >= 1 hour,
-    // so 1 more minute won't be a problem.
-    let stale_timestamp = if is_stale { now + 60 } else { stale_timestamp };
-    context
-        .sql
-        .execute(
-            "UPDATE http_cache SET expires=?, stale=? WHERE url=?",
-            (expires, stale_timestamp, url),
-        )
-        .await?;
-
-    Ok(Some((response, is_stale)))
-}
-
-/// Removes expired cache entries.
-pub(crate) async fn http_cache_cleanup(context: &Context) -> Result<()> {
-    // Remove cache entries that are already expired
-    // or entries that will not expire in a year
-    // to make sure we don't have invalid timestamps that are way forward in the future.
-    context
-        .sql
-        .execute(
-            "DELETE FROM http_cache
-             WHERE ?1 > expires OR expires > ?1 + 31536000",
-            (time(),),
-        )
-        .await?;
-    Ok(())
-}
-
-/// Fetches URL and updates the cache.
-///
-/// URL is fetched regardless of whether there is an existing result in the cache.
-async fn fetch_url(context: &Context, original_url: &str) -> Result<Response> {
-    let mut url = original_url.to_string();
+/// Retrieves the binary contents of URL using HTTP GET request.
+pub async fn read_url_blob(context: &Context, url: &str) -> Result<Response> {
+    let mut url = url.to_string();

    // Follow up to 10 http-redirects
    for _i in 0..10 {
@@ -279,42 +139,16 @@ async fn fetch_url(context: &Context, original_url: &str) -> Result<Response> {
        });
        let body = response.collect().await?.to_bytes();
        let blob: Vec<u8> = body.to_vec();
-        let response = Response {
+        return Ok(Response {
            blob,
            mimetype,
            encoding,
-        };
-        info!(context, "Inserting {original_url:?} into cache.");
-        http_cache_put(context, &url, &response).await?;
-        return Ok(response);
+        });
    }

    Err(anyhow!("Followed 10 redirections"))
 }

-/// Retrieves the binary contents of URL using HTTP GET request.
-pub async fn read_url_blob(context: &Context, url: &str) -> Result<Response> {
-    if let Some((response, is_stale)) = http_cache_get(context, url).await? {
-        info!(context, "Returning {url:?} from cache.");
-        if is_stale {
-            let context = context.clone();
-            let url = url.to_string();
-            tokio::spawn(async move {
-                // Fetch URL in background to update the cache.
-                info!(context, "Fetching stale {url:?} in background.");
-                if let Err(err) = fetch_url(&context, &url).await {
-                    warn!(context, "Failed to revalidate {url:?}: {err:#}.");
-                }
-            });
-        }
-        return Ok(response);
-    }
-
-    info!(context, "Not found {url:?} in cache, fetching.");
-    let response = fetch_url(context, url).await?;
-    Ok(response)
-}
-
 /// Sends an empty POST request to the URL.
 ///
 /// Returns response text and whether request was successful or not.
@@ -407,125 +241,3 @@ pub(crate) async fn post_form<T: Serialize + ?Sized>(
    let bytes = response.collect().await?.to_bytes();
    Ok(bytes)
 }
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-    use std::time::Duration;
-
-    use crate::sql::housekeeping;
-    use crate::test_utils::TestContext;
-    use crate::tools::SystemTime;
-
-    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
-    async fn test_http_cache() -> Result<()> {
-        let t = &TestContext::new().await;
-
-        assert_eq!(http_cache_get(t, "https://webxdc.org/").await?, None);
-
-        let html_response = Response {
-            blob: b"<!DOCTYPE html> ...".to_vec(),
-            mimetype: Some("text/html".to_string()),
-            encoding: None,
-        };
-
-        let xdc_response = Response {
-            blob: b"PK...".to_vec(),
-            mimetype: Some("application/octet-stream".to_string()),
-            encoding: None,
-        };
-        let xdc_editor_url = "https://apps.testrun.org/webxdc-editor-v3.2.0.xdc";
-        let xdc_pixel_url = "https://apps.testrun.org/webxdc-pixel-v2.xdc";
-
-        http_cache_put(t, "https://webxdc.org/", &html_response).await?;
-
-        assert_eq!(http_cache_get(t, xdc_editor_url).await?, None);
-        assert_eq!(http_cache_get(t, xdc_pixel_url).await?, None);
-        assert_eq!(
-            http_cache_get(t, "https://webxdc.org/").await?,
-            Some((html_response.clone(), false))
-        );
-
-        http_cache_put(t, xdc_editor_url, &xdc_response).await?;
-        http_cache_put(t, xdc_pixel_url, &xdc_response).await?;
-        assert_eq!(
-            http_cache_get(t, xdc_editor_url).await?,
-            Some((xdc_response.clone(), false))
-        );
-        assert_eq!(
-            http_cache_get(t, xdc_pixel_url).await?,
-            Some((xdc_response.clone(), false))
-        );
-
-        assert_eq!(
-            http_cache_get(t, "https://webxdc.org/").await?,
-            Some((html_response.clone(), false))
-        );
-
-        // HTML is stale after 1 hour, but .xdc is not.
-        SystemTime::shift(Duration::from_secs(3600 + 100));
-        assert_eq!(
-            http_cache_get(t, "https://webxdc.org/").await?,
-            Some((html_response.clone(), true))
-        );
-        assert_eq!(
-            http_cache_get(t, xdc_editor_url).await?,
-            Some((xdc_response.clone(), false))
-        );
-
-        // Stale cache entry can be renewed
-        // even before housekeeping removes old one.
-        http_cache_put(t, "https://webxdc.org/", &html_response).await?;
-        assert_eq!(
-            http_cache_get(t, "https://webxdc.org/").await?,
-            Some((html_response.clone(), false))
-        );
-
-        // 35 days later pixel .xdc expires because we did not request it for 35 days and 1 hour.
-        // But editor is still there because we did not request it for just 35 days.
-        // We have not renewed the editor however, so it becomes stale.
-        SystemTime::shift(Duration::from_secs(3600 * 24 * 35 - 100));
-
-        // Run housekeeping to test that it does not delete the blob too early.
-        housekeeping(t).await?;
-
-        assert_eq!(
-            http_cache_get(t, xdc_editor_url).await?,
-            Some((xdc_response.clone(), true))
-        );
-        assert_eq!(http_cache_get(t, xdc_pixel_url).await?, None);
-
-        // If we get the blob the second time quickly, it shouldn't be stale because it's supposed
-        // that we've already run a revalidation task which will update the blob soon.
-        assert_eq!(
-            http_cache_get(t, xdc_editor_url).await?,
-            Some((xdc_response.clone(), false))
-        );
-        // But if the revalidation task hasn't succeeded after some time, the blob is stale again
-        // even if we continue to get it frequently.
-        for i in (0..100).rev() {
-            SystemTime::shift(Duration::from_secs(6));
-            if let Some((_, true)) = http_cache_get(t, xdc_editor_url).await? {
-                break;
-            }
-            assert!(i > 0);
-        }
-
-        // Test that if the file is accidentally removed from the blobdir,
-        // there is no error when trying to load the cache entry.
-        for entry in std::fs::read_dir(t.get_blobdir())? {
-            let entry = entry.unwrap();
-            let path = entry.path();
-            std::fs::remove_file(path).expect("Failed to remove blob");
-        }
-
-        assert_eq!(
-            http_cache_get(t, xdc_editor_url)
-                .await
-                .context("Failed to get no cache response")?,
-            None
-        );
-
-        Ok(())
-    }
-}
@@ -230,7 +230,7 @@ where
        .get(9..12)
        .context("HTTP status line does not contain a status code")?;

-    // Interpret status code according to
+    // Interpert status code according to
    // <https://datatracker.ietf.org/doc/html/rfc7231#section-6>.
    if status_code == b"407" {
        Err(format_err!("Proxy Authentication Required"))
@@ -366,16 +366,20 @@ impl Params {
    ///
    /// This parses the parameter value as a [ParamsFile] and than
    /// tries to return a [BlobObject] for that file.  If the file is
-    /// not yet a valid blob, one will be created by copying the file.
+    /// not yet a valid blob, one will be created by copying the file
+    /// only if `create` is set to `true`, otherwise an error is
+    /// returned.
    ///
    /// Note that in the [ParamsFile::FsPath] case the blob can be
    /// created without copying if the path already refers to a valid
-    /// blob.  If so a [BlobObject] will be returned.
+    /// blob.  If so a [BlobObject] will be returned regardless of the
+    /// `create` argument.
    #[allow(clippy::needless_lifetimes)]
    pub async fn get_blob<'a>(
        &self,
        key: Param,
        context: &'a Context,
+        create: bool,
    ) -> Result<Option<BlobObject<'a>>> {
        let val = match self.get(key) {
            Some(val) => val,
@@ -383,7 +387,10 @@ impl Params {
        };
        let file = ParamsFile::from_param(context, val)?;
        let blob = match file {
-            ParamsFile::FsPath(path) => BlobObject::new_from_path(context, &path).await?,
+            ParamsFile::FsPath(path) => match create {
+                true => BlobObject::new_from_path(context, &path).await?,
+                false => BlobObject::from_path(context, &path)?,
+            },
            ParamsFile::Blob(blob) => blob,
        };
        Ok(Some(blob))
@@ -539,20 +546,23 @@ mod tests {
        let path: PathBuf = p.get_path(Param::File, &t).unwrap().unwrap();
        assert_eq!(path, fname);

+        // Blob does not exist yet, expect error.
+        assert!(p.get_blob(Param::File, &t, false).await.is_err());
+
        fs::write(fname, b"boo").await.unwrap();
-        let blob = p.get_blob(Param::File, &t).await.unwrap().unwrap();
+        let blob = p.get_blob(Param::File, &t, true).await.unwrap().unwrap();
        assert!(blob.as_file_name().starts_with("foo"));

        // Blob in blobdir, expect blob.
        let bar_path = t.get_blobdir().join("bar");
        p.set(Param::File, bar_path.to_str().unwrap());
-        let blob = p.get_blob(Param::File, &t).await.unwrap().unwrap();
+        let blob = p.get_blob(Param::File, &t, false).await.unwrap().unwrap();
        assert_eq!(blob, BlobObject::from_name(&t, "bar".to_string()).unwrap());

        p.remove(Param::File);
        assert!(p.get_file(Param::File, &t).unwrap().is_none());
        assert!(p.get_path(Param::File, &t).unwrap().is_none());
-        assert!(p.get_blob(Param::File, &t).await.unwrap().is_none());
+        assert!(p.get_blob(Param::File, &t, false).await.unwrap().is_none());
    }

    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
@@ -7,15 +7,15 @@
 //! when it's not required. Only when a webxdc subscribes to realtime data or when a reatlime message is sent,
 //! the p2p machinery should be started.
 //!
-//! Adding peer channels to webxdc needs upfront negotiation of a topic and sharing of public keys so that
+//! Adding peer channels to webxdc needs upfront negotation of a topic and sharing of public keys so that
 //! nodes can connect to each other. The explicit approach is as follows:
 //!
-//! 1. We introduce a new [`IrohGossipTopic`](crate::headerdef::HeaderDef::IrohGossipTopic) message header with a random 32-byte TopicId,
+//! 1. We introduce a new [GossipTopic](crate::headerdef::HeaderDef::IrohGossipTopic) message header with a random 32-byte TopicId,
 //!    securely generated on the initial webxdc sender's device. This message header is encrypted
 //!    and sent in the same message as the webxdc application.
 //! 2. Whenever `joinRealtimeChannel().setListener()` or `joinRealtimeChannel().send()` is called by the webxdc application,
 //!    we start a routine to establish p2p connectivity and join the gossip swarm with Iroh.
-//! 3. The first step of this routine is to introduce yourself with a regular message containing the [`IrohNodeAddr`](crate::headerdef::HeaderDef::IrohNodeAddr).
+//! 3. The first step of this routine is to introduce yourself with a regular message containing the `IrohPublicKey`.
 //!    This message contains the users relay-server and public key.
 //!    Direct IP address is not included as this information can be persisted by email providers.
 //! 4. After the announcement, the sending peer joins the gossip swarm with an empty list of peer IDs (as they don't know anyone yet).
@@ -78,14 +78,6 @@ impl Iroh {
        self.endpoint.network_change().await
    }

-    /// Closes the QUIC endpoint.
-    pub(crate) async fn close(self) -> Result<()> {
-        self.endpoint
-            .close(0u32.into(), b"")
-            .await
-            .context("Closing iroh endpoint failed")
-    }
-
    /// Join a topic and create the subscriber loop for it.
    ///
    /// If there is no gossip, create it.
@@ -293,36 +285,15 @@ impl Context {
    }

    /// Get or initialize the iroh peer channel.
-    pub async fn get_or_try_init_peer_channel(
-        &self,
-    ) -> Result<tokio::sync::RwLockReadGuard<'_, Iroh>> {
+    pub async fn get_or_try_init_peer_channel(&self) -> Result<&Iroh> {
        if !self.get_config_bool(Config::WebxdcRealtimeEnabled).await? {
            bail!("Attempt to get Iroh when realtime is disabled");
        }

-        if let Ok(lock) = tokio::sync::RwLockReadGuard::<'_, std::option::Option<Iroh>>::try_map(
-            self.iroh.read().await,
-            |opt_iroh| opt_iroh.as_ref(),
-        ) {
-            return Ok(lock);
-        }
-
-        let lock = self.iroh.write().await;
-        match tokio::sync::RwLockWriteGuard::<'_, std::option::Option<Iroh>>::try_downgrade_map(
-            lock,
-            |opt_iroh| opt_iroh.as_ref(),
-        ) {
-            Ok(lock) => Ok(lock),
-            Err(mut lock) => {
-                let iroh = self.init_peer_channels().await?;
-                *lock = Some(iroh);
-                tokio::sync::RwLockWriteGuard::<'_, std::option::Option<Iroh>>::try_downgrade_map(
-                    lock,
-                    |opt_iroh| opt_iroh.as_ref(),
-                )
-                .map_err(|_| anyhow!("Downgrade should succeed as we just stored `Some` value"))
-            }
-        }
+        let ctx = self.clone();
+        self.iroh
+            .get_or_try_init(|| async { ctx.init_peer_channels().await })
+            .await
    }
 }

@@ -655,6 +626,7 @@ mod tests {
                break;
            }
        }
+        let bob_iroh = bob.get_or_try_init_peer_channel().await.unwrap();

        // Bob adds alice to gossip peers.
        let members = get_iroh_gossip_peers(bob, bob_webxdc.id)
@@ -664,23 +636,13 @@ mod tests {
            .map(|addr| addr.node_id)
            .collect::<Vec<_>>();

+        let alice_iroh = alice.get_or_try_init_peer_channel().await.unwrap();
        assert_eq!(
            members,
-            vec![
-                alice
-                    .get_or_try_init_peer_channel()
-                    .await
-                    .unwrap()
-                    .get_node_addr()
-                    .await
-                    .unwrap()
-                    .node_id
-            ]
+            vec![alice_iroh.get_node_addr().await.unwrap().node_id]
        );

-        bob.get_or_try_init_peer_channel()
-            .await
-            .unwrap()
+        bob_iroh
            .join_and_subscribe_gossip(bob, bob_webxdc.id)
            .await
            .unwrap()
@@ -689,10 +651,7 @@ mod tests {
            .unwrap();

        // Alice sends ephemeral message
-        alice
-            .get_or_try_init_peer_channel()
-            .await
-            .unwrap()
+        alice_iroh
            .send_webxdc_realtime_data(alice, alice_webxdc.id, "alice -> bob".as_bytes().to_vec())
            .await
            .unwrap();
@@ -711,9 +670,7 @@ mod tests {
            }
        }
        // Bob sends ephemeral message
-        bob.get_or_try_init_peer_channel()
-            .await
-            .unwrap()
+        bob_iroh
            .send_webxdc_realtime_data(bob, bob_webxdc.id, "bob -> alice".as_bytes().to_vec())
            .await
            .unwrap();
@@ -742,20 +699,10 @@ mod tests {

        assert_eq!(
            members,
-            vec![
-                bob.get_or_try_init_peer_channel()
-                    .await
-                    .unwrap()
-                    .get_node_addr()
-                    .await
-                    .unwrap()
-                    .node_id
-            ]
+            vec![bob_iroh.get_node_addr().await.unwrap().node_id]
        );

-        bob.get_or_try_init_peer_channel()
-            .await
-            .unwrap()
+        bob_iroh
            .send_webxdc_realtime_data(bob, bob_webxdc.id, "bob -> alice 2".as_bytes().to_vec())
            .await
            .unwrap();
@@ -773,12 +720,6 @@ mod tests {
                }
            }
        }
-
-        // Calling stop_io() closes iroh endpoint as well,
-        // even though I/O was not started in this test.
-        assert!(alice.iroh.read().await.is_some());
-        alice.stop_io().await;
-        assert!(alice.iroh.read().await.is_none());
    }

    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
@@ -820,6 +761,7 @@ mod tests {
            .unwrap();

        bob.recv_msg_trash(&alice.pop_sent_msg().await).await;
+        let bob_iroh = bob.get_or_try_init_peer_channel().await.unwrap();

        // Bob adds alice to gossip peers.
        let members = get_iroh_gossip_peers(bob, bob_webxdc.id)
@@ -829,23 +771,13 @@ mod tests {
            .map(|addr| addr.node_id)
            .collect::<Vec<_>>();

+        let alice_iroh = alice.get_or_try_init_peer_channel().await.unwrap();
        assert_eq!(
            members,
-            vec![
-                alice
-                    .get_or_try_init_peer_channel()
-                    .await
-                    .unwrap()
-                    .get_node_addr()
-                    .await
-                    .unwrap()
-                    .node_id
-            ]
+            vec![alice_iroh.get_node_addr().await.unwrap().node_id]
        );

-        bob.get_or_try_init_peer_channel()
-            .await
-            .unwrap()
+        bob_iroh
            .join_and_subscribe_gossip(bob, bob_webxdc.id)
            .await
            .unwrap()
@@ -854,10 +786,7 @@ mod tests {
            .unwrap();

        // Alice sends ephemeral message
-        alice
-            .get_or_try_init_peer_channel()
-            .await
-            .unwrap()
+        alice_iroh
            .send_webxdc_realtime_data(alice, alice_webxdc.id, "alice -> bob".as_bytes().to_vec())
            .await
            .unwrap();
@@ -882,9 +811,7 @@ mod tests {
            .unwrap();
        let bob_sequence_number = bob
            .iroh
-            .read()
-            .await
-            .as_ref()
+            .get()
            .unwrap()
            .sequence_numbers
            .lock()
@@ -893,9 +820,7 @@ mod tests {
        leave_webxdc_realtime(bob, bob_webxdc.id).await.unwrap();
        let bob_sequence_number_after = bob
            .iroh
-            .read()
-            .await
-            .as_ref()
+            .get()
            .unwrap()
            .sequence_numbers
            .lock()
@@ -904,9 +829,7 @@ mod tests {
        // Check that sequence number is persisted when leaving the channel.
        assert_eq!(bob_sequence_number, bob_sequence_number_after);

-        bob.get_or_try_init_peer_channel()
-            .await
-            .unwrap()
+        bob_iroh
            .join_and_subscribe_gossip(bob, bob_webxdc.id)
            .await
            .unwrap()
@@ -914,9 +837,7 @@ mod tests {
            .await
            .unwrap();

-        bob.get_or_try_init_peer_channel()
-            .await
-            .unwrap()
+        bob_iroh
            .send_webxdc_realtime_data(bob, bob_webxdc.id, "bob -> alice".as_bytes().to_vec())
            .await
            .unwrap();
@@ -935,20 +856,11 @@ mod tests {
            }
        }

-        // channel is only used to remember if an advertisement has been sent
+        // channel is only used to remeber if an advertisement has been sent
        // bob for example does not change the channels because he never sends an
        // advertisement
        assert_eq!(
-            alice
-                .iroh
-                .read()
-                .await
-                .as_ref()
-                .unwrap()
-                .iroh_channels
-                .read()
-                .await
-                .len(),
+            alice.iroh.get().unwrap().iroh_channels.read().await.len(),
            1
        );
        leave_webxdc_realtime(alice, alice_webxdc.id).await.unwrap();
@@ -958,9 +870,7 @@ mod tests {
            .unwrap();
        assert!(alice
            .iroh
-            .read()
-            .await
-            .as_ref()
+            .get()
            .unwrap()
            .iroh_channels
            .read()
@@ -1053,19 +963,19 @@ mod tests {
            .await
            .unwrap();

-        assert!(alice.ctx.iroh.read().await.is_none());
+        assert!(alice.ctx.iroh.get().is_none());

        // creates iroh endpoint as side effect
        send_webxdc_realtime_data(alice, MsgId::new(1), vec![])
            .await
            .unwrap();

-        assert!(alice.ctx.iroh.read().await.is_none());
+        assert!(alice.ctx.iroh.get().is_none());

        // creates iroh endpoint as side effect
        leave_webxdc_realtime(alice, MsgId::new(1)).await.unwrap();

-        assert!(alice.ctx.iroh.read().await.is_none());
+        assert!(alice.ctx.iroh.get().is_none());

        // This internal function should return error
        // if accidentally called with the setting disabled.
@@ -1,24 +1,10 @@
-//! # Push notifications module.
-//!
-//! This module is responsible for Apple Push Notification Service
-//! and Firebase Cloud Messaging push notifications.
-//!
-//! It provides [`PushSubscriber`] type
-//! which holds push notification token for the device,
-//! shared by all accounts.
 use std::sync::atomic::Ordering;
 use std::sync::Arc;

-use anyhow::{Context as _, Result};
-use base64::Engine as _;
-use pgp::crypto::aead::AeadAlgorithm;
-use pgp::crypto::sym::SymmetricKeyAlgorithm;
-use pgp::ser::Serialize;
-use rand::thread_rng;
+use anyhow::Result;
 use tokio::sync::RwLock;

 use crate::context::Context;
-use crate::key::DcKey;

 /// Manages subscription to Apple Push Notification services.
 ///
@@ -38,85 +24,20 @@ pub struct PushSubscriber {
    inner: Arc<RwLock<PushSubscriberState>>,
 }

-/// The key was generated with
-/// `rsop generate-key --profile rfc9580`
-/// and public key was extracted with `rsop extract-cert`.
-const NOTIFIERS_PUBLIC_KEY: &str = "-----BEGIN PGP PUBLIC KEY BLOCK-----
-
-xioGZ03cdhsAAAAg6PasQQylEuWAp9N5PXN93rqjZdqOqN3s9RJEU/K8FZzCsAYf
-GwoAAABBBQJnTdx2AhsDAh4JCAsJCAcKDQwLBRUKCQgLAhYCIiEGiJJktnCmEtXa
-qsSIGRJtupMnxycz/yT0xZK9ez+YkmIAAAAAUfgg/sg0sR2mytzADFBpNAaY0Hyu
-aru8ics3eUkeNn2ziL4ZsIMx+4mcM5POvD0PG9LtH8Rz/y9iItD0c2aoRBab7iri
-/gDm6aQuj3xXgtAiXdaN9s+QPxR9gY/zG1t9iXgBzioGZ03cdhkAAAAgwJ0wQFsk
-MGH4jklfK1fFhYoQZMjEFCRBIk+r1S+WaSDClQYYGwgAAAAsBQJnTdx2AhsMIiEG
-iJJktnCmEtXaqsSIGRJtupMnxycz/yT0xZK9ez+YkmIAAAAKCRCIkmS2cKYS1WdP
-EFerccH2BoIPNbrxi6hwvxxy7G1mHg//ofD90fqmeY9xTfKMYl16bqQh4R1PiYd5
-LMc5VqgXHgioqTYKbltlOtWC+HDt/PrymQsN4q/aEmsM
-=5jvt
-----END PGP PUBLIC KEY BLOCK-----";
-
-/// Pads the token with spaces.
-///
-/// This makes it impossible to tell
-/// if the user is an Apple user with shorter tokens
-/// or FCM user with longer tokens by the length of ciphertext.
-fn pad_device_token(s: &str) -> String {
-    // 512 is larger than any token, tokens seen so far have not been larger than 200 bytes.
-    let expected_len: usize = 512;
-    let payload_len = s.len();
-    let padding_len = expected_len.saturating_sub(payload_len);
-    let padding = " ".repeat(padding_len);
-    let res = format!("{s}{padding}");
-    debug_assert_eq!(res.len(), expected_len);
-    res
-}
-
-/// Encrypts device token with OpenPGP.
-///
-/// The result is base64-encoded and not ASCII armored to avoid dealing with newlines.
-pub(crate) fn encrypt_device_token(device_token: &str) -> Result<String> {
-    let public_key = pgp::composed::SignedPublicKey::from_asc(NOTIFIERS_PUBLIC_KEY)?.0;
-    let encryption_subkey = public_key
-        .public_subkeys
-        .first()
-        .context("No encryption subkey found")?;
-    let padded_device_token = pad_device_token(device_token);
-    let literal_message = pgp::composed::Message::new_literal("", &padded_device_token);
-    let mut rng = thread_rng();
-    let chunk_size = 8;
-
-    let encrypted_message = literal_message.encrypt_to_keys_seipdv2(
-        &mut rng,
-        SymmetricKeyAlgorithm::AES128,
-        AeadAlgorithm::Ocb,
-        chunk_size,
-        &[&encryption_subkey],
-    )?;
-    let encoded_message = encrypted_message.to_bytes()?;
-    Ok(format!(
-        "openpgp:{}",
-        base64::engine::general_purpose::STANDARD.encode(encoded_message)
-    ))
-}
-
 impl PushSubscriber {
    /// Creates new push notification subscriber.
    pub(crate) fn new() -> Self {
        Default::default()
    }

-    /// Sets device token for Apple Push Notification service
-    /// or Firebase Cloud Messaging.
+    /// Sets device token for Apple Push Notification service.
    pub(crate) async fn set_device_token(&self, token: &str) {
        self.inner.write().await.device_token = Some(token.to_string());
    }

    /// Retrieves device token.
    ///
-    /// The token is encrypted with OpenPGP.
-    ///
    /// Token may be not available if application is not running on Apple platform,
-    /// does not have Google Play services,
    /// failed to register for remote notifications or is in the process of registering.
    ///
    /// IMAP loop should periodically check if device token is available
@@ -200,37 +121,3 @@ impl Context {
        }
    }
 }
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-
-    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
-    async fn test_set_device_token() {
-        let push_subscriber = PushSubscriber::new();
-        assert_eq!(push_subscriber.device_token().await, None);
-
-        push_subscriber.set_device_token("some-token").await;
-        let device_token = push_subscriber.device_token().await.unwrap();
-        assert_eq!(device_token, "some-token");
-    }
-
-    #[test]
-    fn test_pad_device_token() {
-        let apple_token = "0155b93b7eb867a0d8b7328b978bb15bf22f70867e39e168d03f199af9496894";
-        assert_eq!(pad_device_token(apple_token).trim(), apple_token);
-    }
-
-    #[test]
-    fn test_encrypt_device_token() {
-        let fcm_token = encrypt_device_token("fcm-chat.delta:c67DVcpVQN2rJHiSszKNDW:APA91bErcJV2b8qG0IT4aiuCqw6Al0_SbydSuz3V0CHBR1X7Fp8YzyvlpxNZIOGYVDFKejZGE1YiGSaqxmkr9ds0DuALmZNDwqIhuZWGKKrs3r7DTSkQ9MQ").unwrap();
-        let fcm_beta_token = encrypt_device_token("fcm-chat.delta.beta:chu-GhZCTLyzq1XseJp3na:APA91bFlsfDawdszWTyOLbxBy7KeRCrYM-SBFqutebF5ix0EZKMuCFUT_Y7R7Ex_eTQG_LbOu3Ky_z5UlTMJtI7ufpIp5wEvsFmVzQcOo3YhrUpbiSVGIlk").unwrap();
-        let apple_token = encrypt_device_token(
-            "0155b93b7eb867a0d8b7328b978bb15bf22f70867e39e168d03f199af9496894",
-        )
-        .unwrap();
-
-        assert_eq!(fcm_token.len(), fcm_beta_token.len());
-        assert_eq!(apple_token.len(), fcm_token.len());
-    }
-}
@@ -73,7 +73,6 @@ pub struct ReceivedMsg {
 ///
 /// This method returns errors on a failure to parse the mail or extract Message-ID. It's only used
 /// for tests and REPL tool, not actual message reception pipeline.
-#[cfg(any(test, feature = "internals"))]
 pub async fn receive_imf(
    context: &Context,
    imf_raw: &[u8],
@@ -106,7 +105,6 @@ pub async fn receive_imf(
 /// Emulates reception of a message from "INBOX".
 ///
 /// Only used for tests and REPL tool, not actual message reception pipeline.
-#[cfg(any(test, feature = "internals"))]
 pub(crate) async fn receive_imf_from_inbox(
    context: &Context,
    rfc724_mid: &str,
@@ -1356,7 +1354,7 @@ async fn add_parts(
        // 1. They can't be an attack (they are outgoing, not incoming)
        // 2. Probably the unencryptedness is just a temporary state, after all
        //    the user obviously still uses DC
-        //    -> Showing info messages every time would be a lot of noise
+        //    -> Showing info messages everytime would be a lot of noise
        // 3. The info messages that are shown to the user ("Your chat partner
        //    likely reinstalled DC" or similar) would be wrong.
        if chat.is_protected() && (mime_parser.incoming || chat.typ != Chattype::Single) {
@@ -1406,11 +1404,10 @@ async fn add_parts(
    // we save the full mime-message and add a flag
    // that the ui should show button to display the full message.

-    // We add "Show Full Message" button to the last message bubble (part) if this flag evaluates to
-    // `true` finally.
-    let mut save_mime_modified = false;
+    // a flag used to avoid adding "show full message" button to multiple parts of the message.
+    let mut save_mime_modified = mime_parser.is_mime_modified;

-    let mime_headers = if save_mime_headers || mime_parser.is_mime_modified {
+    let mime_headers = if save_mime_headers || save_mime_modified {
        let headers = if !mime_parser.decoded_data.is_empty() {
            mime_parser.decoded_data.clone()
        } else {
@@ -1476,8 +1473,7 @@ async fn add_parts(
        }
    }

-    let mut parts = mime_parser.parts.iter().peekable();
-    while let Some(part) = parts.next() {
+    for part in &mime_parser.parts {
        if part.is_reaction {
            let reaction_str = simplify::remove_footers(part.msg.as_str());
            let is_incoming_fresh = mime_parser.incoming && !seen && !fetching_existing_messages;
@@ -1521,11 +1517,14 @@ async fn add_parts(
        } else {
            (&part.msg, part.typ)
        };
+
        let part_is_empty =
            typ == Viewtype::Text && msg.is_empty() && part.param.get(Param::Quote).is_none();
-
-        save_mime_modified |= mime_parser.is_mime_modified && !part_is_empty && !hidden;
-        let save_mime_modified = save_mime_modified && parts.peek().is_none();
+        let mime_modified = save_mime_modified && !part_is_empty;
+        if mime_modified {
+            // Avoid setting mime_modified for more than one part.
+            save_mime_modified = false;
+        }

        if part.typ == Viewtype::Text {
            let msg_raw = part.msg_raw.as_ref().cloned().unwrap_or_default();
@@ -1545,7 +1544,8 @@ async fn add_parts(

        // If you change which information is skipped if the message is trashed,
        // also change `MsgId::trash()` and `delete_expired_messages()`
-        let trash = chat_id.is_trash() || (is_location_kml && part_is_empty && !save_mime_modified);
+        let trash =
+            chat_id.is_trash() || (is_location_kml && msg.is_empty() && typ == Viewtype::Text);

        let row_id = context
            .sql
@@ -1608,14 +1608,14 @@ RETURNING id
                    },
                    hidden,
                    part.bytes as isize,
-                    if (save_mime_headers || save_mime_modified) && !trash {
+                    if (save_mime_headers || mime_modified) && !trash {
                        mime_headers.clone()
                    } else {
                        Vec::new()
                    },
                    mime_in_reply_to,
                    mime_references,
-                    save_mime_modified,
+                    mime_modified,
                    part.error.as_deref().unwrap_or_default(),
                    ephemeral_timer,
                    ephemeral_timestamp,
@@ -1690,6 +1690,11 @@ RETURNING id
        "Message has {icnt} parts and is assigned to chat #{chat_id}."
    );

+    // new outgoing message from another device marks the chat as noticed.
+    if !mime_parser.incoming && !chat_id.is_special() {
+        chat::marknoticed_chat_if_older_than(context, chat_id, sort_timestamp).await?;
+    }
+
    if !is_mdn {
        let mut chat = Chat::load_from_db(context, chat_id).await?;

@@ -2209,7 +2214,9 @@ async fn apply_group_changes(
            if let Some(contact_id) =
                Contact::lookup_id_by_addr(context, added_addr, Origin::Unknown).await?
            {
-                added_id = Some(contact_id);
+                if !recreate_member_list {
+                    added_id = Some(contact_id);
+                }
                is_new_member = !chat_contacts.contains(&contact_id);
            } else {
                warn!(context, "Added {added_addr:?} has no contact id.");
@@ -2277,16 +2284,12 @@ async fn apply_group_changes(
            new_members.insert(from_id);
        }

-        // These are for adding info messages about implicit membership changes, so they are only
-        // filled when such messages are needed.
-        let mut added_ids = HashSet::<ContactId>::new();
-        let mut removed_ids = HashSet::<ContactId>::new();
-
        if !recreate_member_list {
+            let mut diff = HashSet::<ContactId>::new();
            if sync_member_list {
-                added_ids = new_members.difference(&chat_contacts).copied().collect();
+                diff = new_members.difference(&chat_contacts).copied().collect();
            } else if let Some(added_id) = added_id {
-                added_ids.insert(added_id);
+                diff.insert(added_id);
            }
            new_members.clone_from(&chat_contacts);
            // Don't delete any members locally, but instead add absent ones to provide group
@@ -2300,62 +2303,33 @@ async fn apply_group_changes(
            // will likely recreate the member list from the next received message. The problem
            // occurs only if that "somebody" managed to reply earlier. Really, it's a problem for
            // big groups with high message rate, but let it be for now.
-            new_members.extend(added_ids.clone());
+            new_members.extend(diff.clone());
+            if let Some(added_id) = added_id {
+                diff.remove(&added_id);
+            }
+            if !diff.is_empty() {
+                warn!(context, "Implicit addition of {diff:?} to chat {chat_id}.");
+            }
+            group_changes_msgs.reserve(diff.len());
+            for contact_id in diff {
+                let contact = Contact::get_by_id(context, contact_id).await?;
+                group_changes_msgs.push(
+                    stock_str::msg_add_member_local(
+                        context,
+                        contact.get_addr(),
+                        ContactId::UNDEFINED,
+                    )
+                    .await,
+                );
+            }
        }
        if let Some(removed_id) = removed_id {
            new_members.remove(&removed_id);
        }
        if recreate_member_list {
-            if self_added {
-                // ... then `better_msg` is already set.
-            } else if chat.blocked == Blocked::Request || !chat_contacts.contains(&ContactId::SELF)
-            {
-                warn!(context, "Implicit addition of SELF to chat {chat_id}.");
-                group_changes_msgs.push(
-                    stock_str::msg_add_member_local(
-                        context,
-                        &context.get_primary_self_addr().await?,
-                        ContactId::UNDEFINED,
-                    )
-                    .await,
-                );
-            } else {
-                added_ids = new_members.difference(&chat_contacts).copied().collect();
-                removed_ids = chat_contacts.difference(&new_members).copied().collect();
-            }
-        }
-
-        if let Some(added_id) = added_id {
-            added_ids.remove(&added_id);
-        }
-        if let Some(removed_id) = removed_id {
-            removed_ids.remove(&removed_id);
-        }
-        if !added_ids.is_empty() {
-            warn!(
+            info!(
                context,
-                "Implicit addition of {added_ids:?} to chat {chat_id}."
-            );
-        }
-        if !removed_ids.is_empty() {
-            warn!(
-                context,
-                "Implicit removal of {removed_ids:?} from chat {chat_id}."
-            );
-        }
-        group_changes_msgs.reserve(added_ids.len() + removed_ids.len());
-        for contact_id in added_ids {
-            let contact = Contact::get_by_id(context, contact_id).await?;
-            group_changes_msgs.push(
-                stock_str::msg_add_member_local(context, contact.get_addr(), ContactId::UNDEFINED)
-                    .await,
-            );
-        }
-        for contact_id in removed_ids {
-            let contact = Contact::get_by_id(context, contact_id).await?;
-            group_changes_msgs.push(
-                stock_str::msg_del_member_local(context, contact.get_addr(), ContactId::UNDEFINED)
-                    .await,
+                "Recreating chat {chat_id} member list with {new_members:?}.",
            );
        }

@@ -868,10 +868,18 @@ async fn test_parse_ndn_group_msg() -> Result<()> {
    assert_eq!(msg.state, MessageState::OutFailed);

    let msgs = chat::get_chat_msgs(&t, msg.chat_id).await?;
-    let ChatItem::Message { msg_id } = *msgs.last().unwrap() else {
+    let msg_id = if let ChatItem::Message { msg_id } = msgs.last().unwrap() {
+        msg_id
+    } else {
        panic!("Wrong item type");
    };
-    assert_eq!(msg_id, msg.id);
+    let last_msg = Message::load_from_db(&t, *msg_id).await?;
+
+    assert_eq!(
+        last_msg.text,
+        stock_str::failed_sending_to(&t, "assidhfaaspocwaeofi@gmail.com").await
+    );
+    assert_eq!(last_msg.from_id, ContactId::INFO);
    Ok(())
 }

@@ -3827,61 +3835,6 @@ async fn test_messed_up_message_id() -> Result<()> {
    Ok(())
 }

-#[tokio::test(flavor = "multi_thread", worker_threads = 2)]
-async fn test_big_forwarded_with_big_attachment() -> Result<()> {
-    let t = &TestContext::new_bob().await;
-
-    let raw = include_bytes!("../../test-data/message/big_forwarded_with_big_attachment.eml");
-    let rcvd = receive_imf(t, raw, false).await?.unwrap();
-    assert_eq!(rcvd.msg_ids.len(), 3);
-
-    let msg = Message::load_from_db(t, rcvd.msg_ids[0]).await?;
-    assert_eq!(msg.get_viewtype(), Viewtype::Text);
-    assert_eq!(msg.get_text(), "Hello!");
-    assert!(!msg.has_html());
-
-    let msg = Message::load_from_db(t, rcvd.msg_ids[1]).await?;
-    assert_eq!(msg.get_viewtype(), Viewtype::Text);
-    assert!(msg
-        .get_text()
-        .starts_with("this text with 42 chars is just repeated."));
-    assert!(msg.get_text().ends_with("[...]"));
-    assert!(!msg.has_html());
-
-    let msg = Message::load_from_db(t, rcvd.msg_ids[2]).await?;
-    assert_eq!(msg.get_viewtype(), Viewtype::File);
-    assert!(msg.has_html());
-    let html = msg.id.get_html(t).await?.unwrap();
-    let tail = html
-        .split_once("Hello!")
-        .unwrap()
-        .1
-        .split_once("From: AAA")
-        .unwrap()
-        .1
-        .split_once("aaa@example.org")
-        .unwrap()
-        .1
-        .split_once("To: Alice")
-        .unwrap()
-        .1
-        .split_once("alice@example.org")
-        .unwrap()
-        .1
-        .split_once("Subject: Some subject")
-        .unwrap()
-        .1
-        .split_once("Date: Fri, 2 Jun 2023 12:29:17 +0000")
-        .unwrap()
-        .1;
-    assert_eq!(
-        tail.matches("this text with 42 chars is just repeated.")
-            .count(),
-        128
-    );
-    Ok(())
-}
-
 #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
 async fn test_mua_user_adds_member() -> Result<()> {
    let t = TestContext::new_alice().await;
@@ -4080,7 +4033,7 @@ async fn test_sync_member_list_on_rejoin() -> Result<()> {
    remove_contact_from_chat(&alice, alice_chat_id, claire_id).await?;
    alice.pop_sent_msg().await;

-    // re-add bob
+    // readd bob
    add_contact_to_chat(&alice, alice_chat_id, bob_id).await?;
    let add2 = alice.pop_sent_msg().await;
    bob.recv_msg(&add2).await;
@@ -4192,7 +4145,7 @@ async fn test_dont_recreate_contacts_on_add_remove() -> Result<()> {
 }

 #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
-async fn test_recreate_contact_list_on_missing_messages() -> Result<()> {
+async fn test_recreate_contact_list_on_missing_message() -> Result<()> {
    let alice = TestContext::new_alice().await;
    let bob = TestContext::new_bob().await;
    let chat_id = create_group_chat(&alice, ProtectionStatus::Unprotected, "Group").await?;
@@ -4217,33 +4170,25 @@ async fn test_recreate_contact_list_on_missing_messages() -> Result<()> {
    remove_contact_from_chat(&bob, bob_chat_id, bob_contact_fiona).await?;
    let remove_msg = bob.pop_sent_msg().await;

-    // bob adds new members
+    // bob adds a new member
    let bob_blue = Contact::create(&bob, "blue", "blue@example.net").await?;
    add_contact_to_chat(&bob, bob_chat_id, bob_blue).await?;
-    bob.pop_sent_msg().await;
-    let bob_orange = Contact::create(&bob, "orange", "orange@example.net").await?;
-    add_contact_to_chat(&bob, bob_chat_id, bob_orange).await?;
+
    let add_msg = bob.pop_sent_msg().await;

-    // alice only receives the second member addition
+    // alice only receives the addition of the member
    alice.recv_msg(&add_msg).await;

-    // since we missed messages, a new contact list should be build
-    assert_eq!(get_chat_contacts(&alice, chat_id).await?.len(), 4);
+    // since we missed a message, a new contact list should be build
+    assert_eq!(get_chat_contacts(&alice, chat_id).await?.len(), 3);

-    // re-add fiona
+    // readd fiona
    add_contact_to_chat(&alice, chat_id, alice_fiona).await?;

    // delayed removal of fiona shouldn't remove her
    alice.recv_msg_trash(&remove_msg).await;
-    assert_eq!(get_chat_contacts(&alice, chat_id).await?.len(), 5);
+    assert_eq!(get_chat_contacts(&alice, chat_id).await?.len(), 4);

-    alice
-        .golden_test_chat(
-            chat_id,
-            "receive_imf_recreate_contact_list_on_missing_messages",
-        )
-        .await;
    Ok(())
 }

@@ -4279,7 +4224,7 @@ async fn test_dont_readd_with_normal_msg() -> Result<()> {
    bob.recv_msg(&alice.pop_sent_msg().await).await;

    // Alice didn't receive Bob's leave message although a lot of time has
-    // passed, so Bob must re-add themselves otherwise other members would think
+    // passed, so Bob must readd themselves otherwise other members would think
    // Bob is still here while they aren't. Bob should retry to leave if they
    // think that Alice didn't re-add them on purpose (which is possible if Alice uses a classical
    // MUA).
@@ -4510,20 +4455,6 @@ async fn test_recreate_member_list_on_missing_add_of_self() -> Result<()> {
    send_text_msg(&alice, alice_chat_id, "4th message".to_string()).await?;
    bob.recv_msg(&alice.pop_sent_msg().await).await;
    assert!(!is_contact_in_chat(&bob, bob_chat_id, ContactId::SELF).await?);
-
-    // But if Bob left a long time ago, they must recreate the member list after missing a message.
-    SystemTime::shift(Duration::from_secs(3600));
-    send_text_msg(&alice, alice_chat_id, "5th message".to_string()).await?;
-    alice.pop_sent_msg().await;
-    send_text_msg(&alice, alice_chat_id, "6th message".to_string()).await?;
-    bob.recv_msg(&alice.pop_sent_msg().await).await;
-    assert!(is_contact_in_chat(&bob, bob_chat_id, ContactId::SELF).await?);
-
-    bob.golden_test_chat(
-        bob_chat_id,
-        "receive_imf_recreate_member_list_on_missing_add_of_self",
-    )
-    .await;
    Ok(())
 }

@@ -14,31 +14,12 @@ use crate::{context::Context, log::LogExt};

 use super::InnerSchedulerState;

-/// Rough connectivity status for display in the status bar in the UI.
 #[derive(Debug, Clone, Copy, PartialEq, Eq, EnumProperty, PartialOrd, Ord)]
 pub enum Connectivity {
-    /// Not connected.
-    ///
-    /// This may be because we just started,
-    /// because we lost connection and
-    /// were not able to connect and log in yet
-    /// or because I/O is not started.
    NotConnected = 1000,
-
-    /// Attempting to connect and log in.
    Connecting = 2000,
-
-    /// Fetching or sending messages.
+    /// Fetching or sending messages
    Working = 3000,
-
-    /// We are connected but not doing anything.
-    ///
-    /// This is the most common state,
-    /// so mobile UIs display the profile name
-    /// instead of connectivity status in this state.
-    /// Desktop UI displays "Connected" in the tooltip,
-    /// which signals that no more messages
-    /// are coming in.
    Connected = 4000,
 }

@@ -51,17 +32,13 @@ enum DetailedConnectivity {
    Error(String),
    #[default]
    Uninitialized,
-
-    /// Attempting to connect,
-    /// until we successfully log in.
    Connecting,

-    /// Connection is just established,
-    /// there may be work to do.
-    Preparing,
+    /// Connection is just established, but there may be work to do.
+    Connected,

    /// There is actual work to do, e.g. there are messages in SMTP queue
-    /// or we detected a message on IMAP server that should be downloaded.
+    /// or we detected a message that should be downloaded.
    Working,

    InterruptingIdle,
@@ -80,14 +57,8 @@ impl DetailedConnectivity {
            DetailedConnectivity::Uninitialized => Some(Connectivity::NotConnected),
            DetailedConnectivity::Connecting => Some(Connectivity::Connecting),
            DetailedConnectivity::Working => Some(Connectivity::Working),
-            DetailedConnectivity::InterruptingIdle => Some(Connectivity::Working),
-
-            // At this point IMAP has just connected,
-            // but does not know yet if there are messages to download.
-            // We still convert this to Working state
-            // so user can see "Updating..." and not "Connected"
-            // which is reserved for idle state.
-            DetailedConnectivity::Preparing => Some(Connectivity::Working),
+            DetailedConnectivity::InterruptingIdle => Some(Connectivity::Connected),
+            DetailedConnectivity::Connected => Some(Connectivity::Connected),

            // Just don't return a connectivity, probably the folder is configured not to be
            // watched or there is e.g. no "Sent" folder, so we are not interested in it
@@ -103,9 +74,9 @@ impl DetailedConnectivity {
            | DetailedConnectivity::Uninitialized
            | DetailedConnectivity::NotConfigured => "<span class=\"red dot\"></span>".to_string(),
            DetailedConnectivity::Connecting => "<span class=\"yellow dot\"></span>".to_string(),
-            DetailedConnectivity::Preparing
-            | DetailedConnectivity::Working
+            DetailedConnectivity::Working
            | DetailedConnectivity::InterruptingIdle
+            | DetailedConnectivity::Connected
            | DetailedConnectivity::Idle => "<span class=\"green dot\"></span>".to_string(),
        }
    }
@@ -115,12 +86,10 @@ impl DetailedConnectivity {
            DetailedConnectivity::Error(e) => stock_str::error(context, e).await,
            DetailedConnectivity::Uninitialized => "Not started".to_string(),
            DetailedConnectivity::Connecting => stock_str::connecting(context).await,
-            DetailedConnectivity::Preparing | DetailedConnectivity::Working => {
-                stock_str::updating(context).await
-            }
-            DetailedConnectivity::InterruptingIdle | DetailedConnectivity::Idle => {
-                stock_str::connected(context).await
-            }
+            DetailedConnectivity::Working => stock_str::updating(context).await,
+            DetailedConnectivity::InterruptingIdle
+            | DetailedConnectivity::Connected
+            | DetailedConnectivity::Idle => stock_str::connected(context).await,
            DetailedConnectivity::NotConfigured => "Not configured".to_string(),
        }
    }
@@ -138,7 +107,7 @@ impl DetailedConnectivity {
            // since sending the last message, connectivity could have changed, which we don't notice
            // until another message is sent
            DetailedConnectivity::InterruptingIdle
-            | DetailedConnectivity::Preparing
+            | DetailedConnectivity::Connected
            | DetailedConnectivity::Idle => stock_str::last_msg_sent_successfully(context).await,
            DetailedConnectivity::NotConfigured => "Not configured".to_string(),
        }
@@ -151,7 +120,7 @@ impl DetailedConnectivity {
            DetailedConnectivity::Connecting => false,
            DetailedConnectivity::Working => false,
            DetailedConnectivity::InterruptingIdle => false,
-            DetailedConnectivity::Preparing => false, // Just connected, there may still be work to do.
+            DetailedConnectivity::Connected => false, // Just connected, there may still be work to do.
            DetailedConnectivity::NotConfigured => true,
            DetailedConnectivity::Idle => true,
        }
@@ -179,8 +148,8 @@ impl ConnectivityStore {
    pub(crate) async fn set_working(&self, context: &Context) {
        self.set(context, DetailedConnectivity::Working).await;
    }
-    pub(crate) async fn set_preparing(&self, context: &Context) {
-        self.set(context, DetailedConnectivity::Preparing).await;
+    pub(crate) async fn set_connected(&self, context: &Context) {
+        self.set(context, DetailedConnectivity::Connected).await;
    }
    pub(crate) async fn set_not_configured(&self, context: &Context) {
        self.set(context, DetailedConnectivity::NotConfigured).await;
@@ -200,8 +169,8 @@ impl ConnectivityStore {
    }
 }

-/// Set all folder states to InterruptingIdle in case they were `Idle` before.
-/// Called during `dc_maybe_network()` to make sure that `all_work_done()`
+/// Set all folder states to InterruptingIdle in case they were `Connected` before.
+/// Called during `dc_maybe_network()` to make sure that `dc_all_work_done()`
 /// returns false immediately after `dc_maybe_network()`.
 pub(crate) async fn idle_interrupted(inbox: ConnectivityStore, oboxes: Vec<ConnectivityStore>) {
    let mut connectivity_lock = inbox.0.lock().await;
@@ -210,7 +179,8 @@ pub(crate) async fn idle_interrupted(inbox: ConnectivityStore, oboxes: Vec<Conne
    // returns Connected. But after dc_maybe_network(), dc_get_connectivity() must not
    // return Connected until DC is completely done with fetching folders; this also
    // includes scan_folders() which happens on the inbox thread.
-    if *connectivity_lock == DetailedConnectivity::Idle
+    if *connectivity_lock == DetailedConnectivity::Connected
+        || *connectivity_lock == DetailedConnectivity::Idle
        || *connectivity_lock == DetailedConnectivity::NotConfigured
    {
        *connectivity_lock = DetailedConnectivity::InterruptingIdle;
@@ -219,7 +189,9 @@ pub(crate) async fn idle_interrupted(inbox: ConnectivityStore, oboxes: Vec<Conne

    for state in oboxes {
        let mut connectivity_lock = state.0.lock().await;
-        if *connectivity_lock == DetailedConnectivity::Idle {
+        if *connectivity_lock == DetailedConnectivity::Connected
+            || *connectivity_lock == DetailedConnectivity::Idle
+        {
            *connectivity_lock = DetailedConnectivity::InterruptingIdle;
        }
    }
@@ -535,7 +507,7 @@ impl Context {
    }

    /// Returns true if all background work is done.
-    async fn all_work_done(&self) -> bool {
+    pub async fn all_work_done(&self) -> bool {
        let lock = self.scheduler.inner.read().await;
        let stores: Vec<_> = match *lock {
            InnerSchedulerState::Started(ref sched) => sched
@@ -555,23 +527,4 @@ impl Context {
        }
        true
    }
-
-    /// Waits until background work is finished.
-    pub async fn wait_for_all_work_done(&self) {
-        // Ideally we could wait for connectivity change events,
-        // but sleep loop is good enough.
-
-        // First 100 ms sleep in chunks of 10 ms.
-        for _ in 0..10 {
-            if self.all_work_done().await {
-                break;
-            }
-            tokio::time::sleep(std::time::Duration::from_millis(10)).await;
-        }
-
-        // If we are not finished in 100 ms, keep waking up every 100 ms.
-        while !self.all_work_done().await {
-            tokio::time::sleep(std::time::Duration::from_millis(100)).await;
-        }
-    }
 }
@@ -751,7 +751,7 @@ mod tests {
    use crate::imex::{imex, ImexMode};
    use crate::receive_imf::receive_imf;
    use crate::stock_str::{self, chat_protection_enabled};
-    use crate::test_utils::{get_chat_msg, TimeShiftFalsePositiveNote};
+    use crate::test_utils::get_chat_msg;
    use crate::test_utils::{TestContext, TestContextManager};
    use crate::tools::SystemTime;
    use std::collections::HashSet;
@@ -798,8 +798,6 @@ mod tests {
    }

    async fn test_setup_contact_ex(case: SetupContactCase) {
-        let _n = TimeShiftFalsePositiveNote;
-
        let mut tcm = TestContextManager::new();
        let alice = tcm.alice().await;
        let alice_addr = &alice.get_config(Config::Addr).await.unwrap().unwrap();
@@ -21,6 +21,7 @@ use crate::mimefactory::MimeFactory;
 use crate::net::proxy::ProxyConfig;
 use crate::net::session::SessionBufStream;
 use crate::scheduler::connectivity::ConnectivityStore;
+use crate::sql;
 use crate::stock_str::unencrypted_email;
 use crate::tools::{self, time_elapsed};

@@ -584,16 +585,18 @@ async fn send_mdn_rfc724_mid(
            info!(context, "Successfully sent MDN for {rfc724_mid}.");
            context
                .sql
-                .transaction(|transaction| {
-                    let mut stmt =
-                        transaction.prepare("DELETE FROM smtp_mdns WHERE rfc724_mid = ?")?;
-                    stmt.execute((rfc724_mid,))?;
-                    for additional_rfc724_mid in additional_rfc724_mids {
-                        stmt.execute((additional_rfc724_mid,))?;
-                    }
-                    Ok(())
-                })
+                .execute("DELETE FROM smtp_mdns WHERE rfc724_mid = ?", (rfc724_mid,))
                .await?;
+            if !additional_rfc724_mids.is_empty() {
+                let q = format!(
+                    "DELETE FROM smtp_mdns WHERE rfc724_mid IN({})",
+                    sql::repeat_vars(additional_rfc724_mids.len())
+                );
+                context
+                    .sql
+                    .execute(&q, rusqlite::params_from_iter(additional_rfc724_mids))
+                    .await?;
+            }
            Ok(true)
        }
        SendResult::Retry => {
@@ -19,7 +19,6 @@ use crate::location::delete_orphaned_poi_locations;
 use crate::log::LogExt;
 use crate::message::{Message, MsgId};
 use crate::net::dns::prune_dns_cache;
-use crate::net::http::http_cache_cleanup;
 use crate::net::prune_connection_history;
 use crate::param::{Param, Params};
 use crate::peerstate::Peerstate;
@@ -721,12 +720,6 @@ pub async fn housekeeping(context: &Context) -> Result<()> {
        warn!(context, "Can't set config: {e:#}.");
    }

-    http_cache_cleanup(context)
-        .await
-        .context("Failed to cleanup HTTP cache")
-        .log_err(context)
-        .ok();
-
    if let Err(err) = remove_unused_files(context).await {
        warn!(
            context,
@@ -853,22 +846,6 @@ pub async fn remove_unused_files(context: &Context) -> Result<()> {
        .await
        .context("housekeeping: failed to SELECT value FROM config")?;

-    context
-        .sql
-        .query_map(
-            "SELECT blobname FROM http_cache",
-            (),
-            |row| row.get::<_, String>(0),
-            |rows| {
-                for row in rows {
-                    maybe_add_file(&mut files_in_use, &row?);
-                }
-                Ok(())
-            },
-        )
-        .await
-        .context("Failed to SELECT blobname FROM http_cache")?;
-
    info!(context, "{} files in use.", files_in_use.len());
    /* go through directories and delete unused files */
    let blobdir = context.get_blobdir();
@@ -887,6 +864,7 @@ pub async fn remove_unused_files(context: &Context) -> Result<()> {

                    if p == blobdir
                        && (is_file_in_use(&files_in_use, None, &name_s)
+                            || is_file_in_use(&files_in_use, Some(".increation"), &name_s)
                            || is_file_in_use(&files_in_use, Some(".waveform"), &name_s)
                            || is_file_in_use(&files_in_use, Some("-preview.jpg"), &name_s))
                    {
@@ -909,11 +887,13 @@ pub async fn remove_unused_files(context: &Context) -> Result<()> {
                        }
                        unreferenced_count += 1;
                        let recently_created =
-                            stats.created().is_ok_and(|t| t > keep_files_newer_than);
-                        let recently_modified =
-                            stats.modified().is_ok_and(|t| t > keep_files_newer_than);
-                        let recently_accessed =
-                            stats.accessed().is_ok_and(|t| t > keep_files_newer_than);
+                            stats.created().map_or(false, |t| t > keep_files_newer_than);
+                        let recently_modified = stats
+                            .modified()
+                            .map_or(false, |t| t > keep_files_newer_than);
+                        let recently_accessed = stats
+                            .accessed()
+                            .map_or(false, |t| t > keep_files_newer_than);

                        if p == blobdir
                            && (recently_created || recently_modified || recently_accessed)
@@ -1070,57 +1070,6 @@ CREATE INDEX msgs_status_updates_index2 ON msgs_status_updates (uid);
        .await?;
    }

-    inc_and_check(&mut migration_version, 124)?;
-    if dbversion < migration_version {
-        // Mark Saved Messages chat as protected if it already exists.
-        sql.execute_migration(
-            "UPDATE chats
-             SET protected=1 -- ProtectionStatus::Protected
-             WHERE type==100 -- Chattype::Single
-             AND EXISTS (
-                 SELECT 1 FROM chats_contacts cc
-                 WHERE cc.chat_id==chats.id
-                 AND cc.contact_id=1
-             )
-             ",
-            migration_version,
-        )
-        .await?;
-    }
-
-    inc_and_check(&mut migration_version, 125)?;
-    if dbversion < migration_version {
-        sql.execute_migration(
-            "CREATE TABLE http_cache (
-                url TEXT PRIMARY KEY,
-                expires INTEGER NOT NULL, -- When the cache entry is considered expired, timestamp in seconds.
-                blobname TEXT NOT NULL,
-                mimetype TEXT NOT NULL DEFAULT '', -- MIME type extracted from Content-Type header.
-                encoding TEXT NOT NULL DEFAULT '' -- Encoding from Content-Type header.
-            ) STRICT",
-            migration_version,
-        )
-        .await?;
-    }
-
-    inc_and_check(&mut migration_version, 126)?;
-    if dbversion < migration_version {
-        // Recreate http_cache table with new `stale` column.
-        sql.execute_migration(
-            "DROP TABLE http_cache;
-             CREATE TABLE http_cache (
-                url TEXT PRIMARY KEY,
-                expires INTEGER NOT NULL, -- When the cache entry is considered expired, timestamp in seconds.
-                stale INTEGER NOT NULL, -- When the cache entry is considered stale, timestamp in seconds.
-                blobname TEXT NOT NULL,
-                mimetype TEXT NOT NULL DEFAULT '', -- MIME type extracted from Content-Type header.
-                encoding TEXT NOT NULL DEFAULT '' -- Encoding from Content-Type header.
-            ) STRICT",
-            migration_version,
-        )
-        .await?;
-    }
-
    let new_version = sql
        .get_raw_config_int(VERSION_CFG)
        .await?
@@ -83,7 +83,7 @@ impl InnerPool {
    /// Retrieves a connection from the pool.
    ///
    /// Sets `query_only` pragma to the provided value
-    /// to prevent accidental misuse of connection
+    /// to prevent accidentaly misuse of connection
    /// for writing when reading is intended.
    /// Only pass `query_only=false` if you want
    /// to use the connection for writing.
@@ -149,7 +149,6 @@ pub enum StockMessage {
    #[strum(props(fallback = "Message from %1$s"))]
    SubjectForNewContact = 73,

-    /// Unused. Was used in group chat status messages.
    #[strum(props(fallback = "Failed to send message to %1$s."))]
    FailedSendingTo = 74,

@@ -431,9 +430,6 @@ pub enum StockMessage {
    #[strum(props(fallback = "%1$s reacted %2$s to \"%3$s\""))]
    MsgReactedBy = 177,

-    #[strum(props(fallback = "Member %1$s removed."))]
-    MsgDelMember = 178,
-
    #[strum(props(fallback = "Establishing guaranteed end-to-end encryption, please wait…"))]
    SecurejoinWait = 190,

@@ -545,7 +541,7 @@ impl ContactId {
            .unwrap_or_else(|_| self.to_string())
    }

-    /// Get contact name, e.g. `Bob`, or `bob@example.net` if no name is set.
+    /// Get contact name, e.g. `Bob`, or `bob@exmple.net` if no name is set.
    async fn get_stock_name(self, context: &Context) -> String {
        Contact::get_by_id(context, self)
            .await
@@ -714,11 +710,7 @@ pub(crate) async fn msg_del_member_local(
            .unwrap_or_else(|_| addr.to_string()),
        _ => addr.to_string(),
    };
-    if by_contact == ContactId::UNDEFINED {
-        translated(context, StockMessage::MsgDelMember)
-            .await
-            .replace1(whom)
-    } else if by_contact == ContactId::SELF {
+    if by_contact == ContactId::SELF {
        translated(context, StockMessage::MsgYouDelMember)
            .await
            .replace1(whom)
@@ -988,6 +980,13 @@ pub(crate) async fn subject_for_new_contact(context: &Context, self_name: &str)
        .replace1(self_name)
 }

+/// Stock string: `Failed to send message to %1$s.`.
+pub(crate) async fn failed_sending_to(context: &Context, name: &str) -> String {
+    translated(context, StockMessage::FailedSendingTo)
+        .await
+        .replace1(name)
+}
+
 /// Stock string: `Message deletion timer is disabled.`.
 pub(crate) async fn msg_ephemeral_timer_disabled(
    context: &Context,
@@ -618,7 +618,7 @@ impl TestContext {
            .filter(|msg| msg.chat_id != DC_CHAT_ID_TRASH)
    }

-    /// Receives a message and asserts that it goes to trash chat.
+    /// Recevies a message and asserts that it goes to trash chat.
    pub async fn recv_msg_trash(&self, msg: &SentMessage<'_>) {
        let received = receive_imf(self, msg.payload().as_bytes(), false)
            .await
@@ -1351,24 +1351,6 @@ async fn write_msg(context: &Context, prefix: &str, msg: &Message, buf: &mut Str
    .unwrap();
 }

-/// When dropped after a test failure,
-/// prints a note about a possible false-possible caused by SystemTime::shift().
-pub(crate) struct TimeShiftFalsePositiveNote;
-impl Drop for TimeShiftFalsePositiveNote {
-    fn drop(&mut self) {
-        if std::thread::panicking() {
-            let green = nu_ansi_term::Color::Green.normal();
-            println!("{}", green.paint(
-            "\nNOTE: This test failure may be a false-positive, caused by tests running in parallel.
-The issue is that `SystemTime::shift()` (a utility function for tests) changes the time for all threads doing tests, and not only for the running test.
-Until the false-positive is fixed:
- Use `cargo test -- --test-threads 1` instead of `cargo test`
- Or use `cargo nextest run` (install with `cargo install cargo-nextest --locked`)\n")
-            );
-        }
-    }
-}
-
 #[cfg(test)]
 mod tests {
    use super::*;
@@ -371,7 +371,7 @@ async fn test_aeap_replay_attack() -> Result<()> {
    chat::add_contact_to_chat(&bob, group, bob_alice_contact).await?;

    // Alice sends a message which Bob doesn't receive or something
-    // A real attack would rather reuse a message that was sent to a group
+    // A real attack would rather re-use a message that was sent to a group
    // and replace the Message-Id or so.
    let chat = alice.create_chat(&bob).await;
    let sent = alice.send_text(chat.id, "whoop whoop").await;
@@ -74,8 +74,8 @@ pub struct WebxdcManifest {
    /// Optional URL of webxdc source code.
    pub source_code_url: Option<String>,

-    /// Set to "map" to request integration.
-    pub request_integration: Option<String>,
+    /// If the webxdc requests network access.
+    pub request_internet_access: Option<bool>,
 }

 /// Parsed information from WebxdcManifest and fallbacks.
@@ -100,9 +100,6 @@ pub struct WebxdcInfo {
    /// URL of webxdc source code or an empty string.
    pub source_code_url: String,

-    /// Set to "map" to request integration, otherwise an empty string.
-    pub request_integration: String,
-
    /// If the webxdc is allowed to access the network.
    /// It should request access, be encrypted
    /// and sent to self for this.
@@ -370,16 +367,18 @@ impl Context {
                    .get_overwritable_info_msg_id(&instance, from_id)
                    .await?;

-                if let (Some(info_msg_id), None) = (info_msg_id, &status_update_item.href) {
-                    chat::update_msg_text_and_timestamp(
-                        self,
-                        instance.chat_id,
-                        info_msg_id,
-                        info.as_str(),
-                        timestamp,
-                    )
-                    .await?;
-                    notify_msg_id = info_msg_id;
+                if info_msg_id.is_some() && status_update_item.href.is_none() {
+                    if let Some(info_msg_id) = info_msg_id {
+                        chat::update_msg_text_and_timestamp(
+                            self,
+                            instance.chat_id,
+                            info_msg_id,
+                            info.as_str(),
+                            timestamp,
+                        )
+                        .await?;
+                        notify_msg_id = info_msg_id;
+                    }
                } else {
                    notify_msg_id = chat::add_info_msg_with_cmd(
                        self,
@@ -417,9 +416,14 @@ impl Context {
        if from_id != ContactId::SELF {
            if let Some(notify_list) = status_update_item.notify {
                let self_addr = instance.get_webxdc_self_addr(self).await?;
-                if let Some(notify_text) =
-                    notify_list.get(&self_addr).or_else(|| notify_list.get("*"))
-                {
+                if let Some(notify_text) = notify_list.get(&self_addr) {
+                    self.emit_event(EventType::IncomingWebxdcNotify {
+                        contact_id: from_id,
+                        msg_id: notify_msg_id,
+                        text: notify_text.clone(),
+                        href: status_update_item.href,
+                    });
+                } else if let Some(notify_text) = notify_list.get("*") {
                    self.emit_event(EventType::IncomingWebxdcNotify {
                        contact_id: from_id,
                        msg_id: notify_msg_id,
@@ -918,9 +922,9 @@ impl Message {
            }
        }

-        let request_integration = manifest.request_integration.unwrap_or_default();
-        let is_integrated = self.is_set_as_webxdc_integration(context).await?;
-        let internet_access = is_integrated;
+        let internet_access = manifest.request_internet_access.unwrap_or_default()
+            && self.chat_id.is_self_talk(context).await.unwrap_or_default()
+            && self.get_showpadlock();

        let self_addr = self.get_webxdc_self_addr(context).await?;

@@ -942,11 +946,8 @@ impl Message {
                .get(Param::WebxdcDocument)
                .unwrap_or_default()
                .to_string(),
-            summary: if is_integrated {
-                "🌍 Used as map. Delete to use default. Do not enter sensitive data".to_string()
-            } else if request_integration == "map" {
-                "🌏 To use as map, forward to \"Saved Messages\" again. Do not enter sensitive data"
-                    .to_string()
+            summary: if internet_access {
+                "Dev Mode: Do not enter sensitive data!".to_string()
            } else {
                self.param
                    .get(Param::WebxdcSummary)
@@ -958,7 +959,6 @@ impl Message {
            } else {
                "".to_string()
            },
-            request_integration,
            internet_access,
            self_addr,
            send_update_interval: context.ratelimit.read().await.update_interval(),
@@ -2234,6 +2234,19 @@ sth_for_the = "future""#
        Ok(())
    }

+    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
+    async fn test_parse_webxdc_manifest_request_internet_access() -> Result<()> {
+        let result = parse_webxdc_manifest(r#"request_internet_access = 3"#.as_bytes());
+        assert!(result.is_err());
+        let manifest = parse_webxdc_manifest(r#" source_code_url="https://foo.org""#.as_bytes())?;
+        assert_eq!(manifest.request_internet_access, None);
+        let manifest = parse_webxdc_manifest(r#" request_internet_access=false"#.as_bytes())?;
+        assert_eq!(manifest.request_internet_access, Some(false));
+        let manifest = parse_webxdc_manifest(r#"request_internet_access = true"#.as_bytes())?;
+        assert_eq!(manifest.request_internet_access, Some(true));
+        Ok(())
+    }
+
    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
    async fn test_webxdc_min_api_too_large() -> Result<()> {
        let t = TestContext::new_alice().await;
@@ -2644,16 +2657,16 @@ sth_for_the = "future""#
        Ok(())
    }

-    // check that `info.internet_access` is not set for normal, non-integrated webxdc -
-    // even if they use the deprecated option `request_internet_access` in manifest.toml
    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
-    async fn test_webxdc_no_internet_access() -> Result<()> {
+    async fn test_webxdc_internet_access() -> Result<()> {
        let t = TestContext::new_alice().await;
        let self_id = t.get_self_chat().await.id;
        let single_id = t.create_chat_with_contact("bob", "bob@e.com").await.id;
        let group_id = create_group_chat(&t, ProtectionStatus::Unprotected, "chat").await?;
        let broadcast_id = create_broadcast_list(&t).await?;

+        let mut first_test = true; // only the first test has all conditions for internet access
+
        for e2ee in ["1", "0"] {
            t.set_config(Config::E2eeEnabled, Some(e2ee)).await?;
            for chat_id in [self_id, single_id, group_id, broadcast_id] {
@@ -2676,7 +2689,11 @@ sth_for_the = "future""#
                    .await?;
                    let instance = Message::load_from_db(&t, instance_id).await?;
                    let info = instance.get_webxdc_info(&t).await?;
-                    assert_eq!(info.internet_access, false);
+                    assert_eq!(info.internet_access, first_test);
+                    assert_eq!(info.summary.contains("Do not enter sensitive"), first_test);
+                    assert_eq!(info.summary.contains("real summary"), !first_test);
+
+                    first_test = false;
                }
            }
        }
@@ -57,34 +57,14 @@ impl Context {
    }

    // Check if a Webxdc shall be used as an integration and remember that.
-    pub(crate) async fn update_webxdc_integration_database(
-        &self,
-        msg: &mut Message,
-        context: &Context,
-    ) -> Result<()> {
-        if msg.viewtype == Viewtype::Webxdc {
-            let is_integration = if msg.param.get_int(Param::WebxdcIntegration).is_some() {
-                true
-            } else if msg.chat_id.is_self_talk(context).await? {
-                let info = msg.get_webxdc_info(context).await?;
-                if info.request_integration == "map" {
-                    msg.param.set_int(Param::WebxdcIntegration, 1);
-                    msg.update_param(context).await?;
-                    true
-                } else {
-                    false
-                }
-            } else {
-                false
-            };
-
-            if is_integration {
-                self.set_config_internal(
-                    Config::WebxdcIntegration,
-                    Some(&msg.id.to_u32().to_string()),
-                )
-                .await?;
-            }
+    pub(crate) async fn update_webxdc_integration_database(&self, msg: &Message) -> Result<()> {
+        if msg.viewtype == Viewtype::Webxdc && msg.param.get_int(Param::WebxdcIntegration).is_some()
+        {
+            self.set_config_internal(
+                Config::WebxdcIntegration,
+                Some(&msg.id.to_u32().to_string()),
+            )
+            .await?;
        }
        Ok(())
    }
@@ -121,26 +101,11 @@ impl Message {
            None
        }
    }
-
-    // Check if the message is an actually used as Webxdc integration.
-    pub(crate) async fn is_set_as_webxdc_integration(&self, context: &Context) -> Result<bool> {
-        if let Some(integration_id) = context
-            .get_config_parsed::<u32>(Config::WebxdcIntegration)
-            .await?
-        {
-            Ok(integration_id == self.id.to_u32())
-        } else {
-            Ok(false)
-        }
-    }
 }

 #[cfg(test)]
 mod tests {
    use crate::config::Config;
-    use crate::context::Context;
-    use crate::message;
-    use crate::message::{Message, Viewtype};
    use crate::test_utils::TestContext;
    use anyhow::Result;
    use std::time::Duration;
@@ -161,65 +126,4 @@ mod tests {

        Ok(())
    }
-
-    #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
-    async fn test_overwrite_default_integration() -> Result<()> {
-        let t = TestContext::new_alice().await;
-        let self_chat = &t.get_self_chat().await;
-        assert!(t.init_webxdc_integration(None).await?.is_none());
-
-        async fn assert_integration(t: &Context, name: &str) -> Result<()> {
-            let integration_id = t.init_webxdc_integration(None).await?.unwrap();
-            let integration = Message::load_from_db(t, integration_id).await?;
-            let integration_info = integration.get_webxdc_info(t).await?;
-            assert_eq!(integration_info.name, name);
-            Ok(())
-        }
-
-        // set default integration
-        let bytes = include_bytes!("../../test-data/webxdc/with-manifest-and-png-icon.xdc");
-        let file = t.get_blobdir().join("maps.xdc");
-        tokio::fs::write(&file, bytes).await.unwrap();
-        t.set_webxdc_integration(file.to_str().unwrap()).await?;
-        assert_integration(&t, "with some icon").await?;
-
-        // send a maps.xdc with insufficient manifest
-        let mut msg = Message::new(Viewtype::Webxdc);
-        msg.set_file_from_bytes(
-            &t,
-            "mapstest.xdc",
-            include_bytes!("../../test-data/webxdc/mapstest-integration-unset.xdc"),
-            None,
-        )
-        .await?;
-        t.send_msg(self_chat.id, &mut msg).await;
-        assert_integration(&t, "with some icon").await?; // still the default integration
-
-        // send a maps.xdc with manifest including the line `request_integration = "map"`
-        let mut msg = Message::new(Viewtype::Webxdc);
-        msg.set_file_from_bytes(
-            &t,
-            "mapstest.xdc",
-            include_bytes!("../../test-data/webxdc/mapstest-integration-set.xdc"),
-            None,
-        )
-        .await?;
-        let sent = t.send_msg(self_chat.id, &mut msg).await;
-        let info = msg.get_webxdc_info(&t).await?;
-        assert!(info.summary.contains("Used as map"));
-        assert_integration(&t, "Maps Test 2").await?;
-
-        // when maps.xdc is received on another device, the integration is not accepted (needs to be forwarded again)
-        let t2 = TestContext::new_alice().await;
-        let msg2 = t2.recv_msg(&sent).await;
-        let info = msg2.get_webxdc_info(&t2).await?;
-        assert!(info.summary.contains("To use as map,"));
-        assert!(t2.init_webxdc_integration(None).await?.is_none());
-
-        // deleting maps.xdc removes the user's integration - the UI will go back to default calling set_webxdc_integration() then
-        message::delete_msgs(&t, &[msg.id]).await?;
-        assert!(t.init_webxdc_integration(None).await?.is_none());
-
-        Ok(())
-    }
 }
@@ -181,7 +181,7 @@ mod tests {
    async fn test_maps_integration() -> Result<()> {
        let t = TestContext::new_alice().await;

-        let bytes = include_bytes!("../../test-data/webxdc/mapstest-integration-set.xdc");
+        let bytes = include_bytes!("../../test-data/webxdc/mapstest.xdc");
        let file = t.get_blobdir().join("maps.xdc");
        tokio::fs::write(&file, bytes).await.unwrap();
        t.set_webxdc_integration(file.to_str().unwrap()).await?;
@@ -199,7 +199,7 @@ mod tests {

        let integration = Message::load_from_db(&t, integration_id).await?;
        let info = integration.get_webxdc_info(&t).await?;
-        assert_eq!(info.name, "Maps Test 2");
+        assert_eq!(info.name, "Maps Test");
        assert_eq!(info.internet_access, true);

        t.send_webxdc_status_update(
@@ -1,8 +0,0 @@
-Group#Chat#10: Group [5 member(s)] 
--------------------------------------------------------------------------------
-Msg#10: Me (Contact#Contact#Self): populate  √
-Msg#11: info (Contact#Contact#Info): Member blue@example.net added. [NOTICED][INFO]
-Msg#12: info (Contact#Contact#Info): Member fiona (fiona@example.net) removed. [NOTICED][INFO]
-Msg#13: bob (Contact#Contact#11): Member orange@example.net added by bob (bob@example.net). [FRESH][INFO]
-Msg#14: Me (Contact#Contact#Self): You added member fiona (fiona@example.net). [INFO] o
--------------------------------------------------------------------------------
@@ -1,9 +0,0 @@
-Group#Chat#10: Group [2 member(s)] 
--------------------------------------------------------------------------------
-Msg#10: info (Contact#Contact#Info): Member Me (bob@example.net) added. [NOTICED][INFO]
-Msg#11:  (Contact#Contact#10): second message [FRESH]
-Msg#12🔒: Me (Contact#Contact#Self): You left the group. [INFO] √
-Msg#13:  (Contact#Contact#10): 4th message [FRESH]
-Msg#14: info (Contact#Contact#Info): Member Me (bob@example.net) added. [NOTICED][INFO]
-Msg#15:  (Contact#Contact#10): 6th message [FRESH]
--------------------------------------------------------------------------------
@@ -1,305 +0,0 @@
-From: Alice <alice@example.org>
-To: Bob <bob@example.net>
-Date: Fri, 2 Jun 2023 13:29:17 +0000
-Message-ID: <foobar1@localhost>
-Content-Type: multipart/mixed; boundary="zRs3OquGy6eU58KF"
-
-
--zRs3OquGy6eU58KF
-Content-Type: text/plain; charset=us-ascii
-Content-Disposition: inline
-
-Hello!
-
--zRs3OquGy6eU58KF
-Content-Type: message/rfc822
-Content-Disposition: inline
-
-From: AAA <aaa@example.org>
-To: Alice <alice@example.org>
-Subject: Some subject
-Date: Fri, 2 Jun 2023 12:29:17 +0000
-Message-ID: <foobar@localhost>
-In-Reply-To: <barbaz@localhost>
-Content-Type: multipart/mixed;
-	boundary="_innerboundary_"
-MIME-Version: 1.0
-
--_innerboundary_
-Content-Type: text/plain; charset="us-ascii"
-Content-Transfer-Encoding: quoted-printable
-
-this text with 42 chars is just repeated.
-this text with 42 chars is just repeated.
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-
--=20
-
-Kind regards,
-
-Bob
-
--_innerboundary_
-Content-Type: text/plain; name="deltachat-log.txt"
-Content-Description: deltachat-log.txt
-Content-Disposition: attachment; filename="deltachat-log.txt";
-	size=55254; creation-date="Fri, 02 Jun 2023 11:33:49 GMT";
-	modification-date="Fri, 02 Jun 2023 12:29:17 GMT"
-
-this text with 42 chars is just repeated.
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-
--_innerboundary_--
-
--zRs3OquGy6eU58KF--
@@ -1 +1 @@
 -12-24
 -11-26