test_encrypt_decrypt_fuzz_alice: load secret key directly from file

Simplified test using pregenerated key without signature.

CHANGELOG.md

@@ -1,33 +1,5 @@
 # Changelog 
 
-## 1.28.0
-
-- new flag DC_GCL_FOR_FORWARDING for dc_get_chatlist()
-  that will sort the "saved messages" chat to the top of the chatlist #1336
-- mark mails as being deleted from server in dc_empty_server() #1333
-- fix interaction with servers that do not allow folder creation on root-level;
-  use path separator as defined by the email server #1359
-- fix group creation if group was created by non-delta clients #1357
-- fix showing replies from non-delta clients #1353
-- fix member list on rejoining left groups #1343
-- fix crash when using empty groups #1354
-- fix potential crash on special names #1350
-
-
-## 1.27.0
-
-- handle keys reliably on armv7 #1327
-
-
-## 1.26.0
-
-- change generated key type back to RSA as shipped versions
-  have problems to encrypt to Ed25519 keys
-
-- update rPGP to encrypt reliably to Ed25519 keys;
-  one of the next versions can finally use Ed25519 keys then
-
-
 ## 1.25.0
 
 - save traffic by downloading only messages that are really displayed #1236

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "deltachat"
-version = "1.28.0"
+version = "1.25.0"
 authors = ["Delta Chat Developers (ML) <delta@codespeak.net>"]
 edition = "2018"
 license = "MPL-2.0"
@@ -12,7 +12,7 @@ lto = true
 deltachat_derive = { path = "./deltachat_derive" }
 
 libc = "0.2.51"
-pgp = { version = "0.5.1", default-features = false } 
+pgp = { version = "0.4.0", default-features = false }
 hex = "0.4.0"
 sha2 = "0.8.0"
 rand = "0.7.0"
@@ -84,7 +84,7 @@ required-features = ["rustyline"]
 
 
 [features]
-default = ["nightly"]
+default = ["nightly", "ringbuf"]
 vendored = ["async-native-tls/vendored", "reqwest/native-tls-vendored", "async-smtp/native-tls-vendored"]
 nightly = ["pgp/nightly"]
-
+ringbuf = ["pgp/ringbuf"]

README.md

@@ -108,6 +108,7 @@ $ cargo test -- --ignored
 
 - `vendored`: When using Openssl for TLS, this bundles a vendored version.
 - `nightly`: Enable nightly only performance and security related features.
+- `ringbuf`: Enable the use of [`slice_deque`](https://github.com/gnzlbg/slice_deque) in pgp.
 
 [circle-shield]: https://img.shields.io/circleci/project/github/deltachat/deltachat-core-rust/master.svg?style=flat-square
 [circle]: https://circleci.com/gh/deltachat/deltachat-core-rust/

ci_scripts/old/run-python.sh

@@ -46,7 +46,6 @@ if [ -n "$TESTS" ]; then
     tox --workdir "$TOXWORKDIR" -e py37 -- --reruns 3 -k "not qr"
     tox --workdir "$TOXWORKDIR" -e py37 -- --reruns 3 -k "qr"
     unset DCC_PY_LIVECONFIG
-    unset DCC_NEW_TMP_EMAIL
     tox --workdir "$TOXWORKDIR" -p4 -e lint,py35,py36,doc
     tox --workdir "$TOXWORKDIR" -e auditwheels
     popd

ci_scripts/remote_python_packaging.sh

@@ -32,11 +32,11 @@ ssh $SSHTARGET bash -c "cat >$BUILDDIR/exec_docker_run" <<_HERE
     set +x -e
     cd $BUILDDIR
     export DCC_PY_LIVECONFIG=$DCC_PY_LIVECONFIG
-    export DCC_NEW_TMP_EMAIL=$DCC_NEW_TMP_EMAIL
+
     set -x
 
     # run everything else inside docker 
-    docker run -e DCC_NEW_TMP_EMAIL -e DCC_PY_LIVECONFIG \
+    docker run -e DCC_PY_LIVECONFIG \
        --rm -it -v \$(pwd):/mnt -w /mnt \
        deltachat/coredeps ci_scripts/run_all.sh
 

ci_scripts/remote_tests_python.sh

@@ -30,7 +30,6 @@ ssh $SSHTARGET <<_HERE
     export CARGO_TARGET_DIR=\`pwd\`/../target
     export TARGET=release
     export DCC_PY_LIVECONFIG=$DCC_PY_LIVECONFIG
-    export DCC_NEW_TMP_EMAIL=$DCC_NEW_TMP_EMAIL
 
     #we rely on tox/virtualenv being available in the host
     #rm -rf virtualenv venv

ci_scripts/run_all.sh

@@ -37,8 +37,7 @@ mkdir -p $TOXWORKDIR
 # XXX we may switch on some live-tests on for better ensurances 
 # Note that the independent remote_tests_python step does all kinds of
 # live-testing already. 
-unset DCC_PY_LIVECONFIG
-unset DCC_NEW_TMP_EMAIL
+unset DCC_PY_LIVECONFIG 
 tox --workdir "$TOXWORKDIR" -e py35,py36,py37,py38,auditwheels
 popd
 

deltachat-ffi/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "deltachat_ffi"
-version = "1.28.0"
+version = "1.25.0"
 description = "Deltachat FFI"
 authors = ["Delta Chat Developers (ML) <delta@codespeak.net>"]
 edition = "2018"
@@ -23,6 +23,7 @@ failure = "0.1.6"
 serde_json = "1.0"
 
 [features]
-default = ["vendored", "nightly"]
+default = ["vendored", "nightly", "ringbuf"]
 vendored = ["deltachat/vendored"]
 nightly = ["deltachat/nightly"]
+ringbuf = ["deltachat/ringbuf"]

deltachat-ffi/deltachat.h

@@ -901,7 +901,6 @@ int             dc_preconfigure_keypair        (dc_context_t* context, const cha
 #define         DC_GCL_ARCHIVED_ONLY         0x01
 #define         DC_GCL_NO_SPECIALS           0x02
 #define         DC_GCL_ADD_ALLDONE_HINT      0x04
-#define         DC_GCL_FOR_FORWARDING        0x08
 
 
 /**
@@ -940,8 +939,6 @@ int             dc_preconfigure_keypair        (dc_context_t* context, const cha
  *       if DC_GCL_ARCHIVED_ONLY is not set, only unarchived chats are returned and
  *       the pseudo-chat DC_CHAT_ID_ARCHIVED_LINK is added if there are _any_ archived
  *       chats
- *     - the flag DC_GCL_FOR_FORWARDING sorts "Saved messages" to the top of the chatlist,
- *       typically used on forwarding, may be combined with DC_GCL_NO_SPECIALS
  *     - if the flag DC_GCL_NO_SPECIALS is set, deaddrop and archive link are not added
  *       to the list (may be used eg. for selecting chats on forwarding, the flag is
  *       not needed when DC_GCL_ARCHIVED_ONLY is already set)

python/tests/test_account.py

@@ -76,20 +76,6 @@ class TestOfflineAccountBasic:
         with pytest.raises(KeyError):
             ac1.get_config("123123")
 
-    def test_empty_group_bcc_self_enabled(self, acfactory):
-        ac1 = acfactory.get_configured_offline_account()
-        ac1.set_config("bcc_self", "1")
-        chat = ac1.create_group_chat(name="group1")
-        msg = chat.send_text("msg1")
-        assert msg in chat.get_messages()
-
-    def test_empty_group_bcc_self_disabled(self, acfactory):
-        ac1 = acfactory.get_configured_offline_account()
-        ac1.set_config("bcc_self", "0")
-        chat = ac1.create_group_chat(name="group1")
-        msg = chat.send_text("msg1")
-        assert msg in chat.get_messages()
-
 
 class TestOfflineContact:
     def test_contact_attr(self, acfactory):
@@ -1380,80 +1366,6 @@ class TestGroupStressTests:
         # Message should be encrypted because keys of other members are gossiped
         assert msg.is_encrypted()
 
-    def test_synchronize_member_list_on_group_rejoin(self, acfactory, lp):
-        """
-        Test that user recreates group member list when it joins the group again.
-
-        ac1 creates a group with two other accounts: ac2 and ac3
-        Then it removes ac2, removes ac3 and adds ac2 back.
-        ac2 did not see that ac3 is removed, so it should rebuild member list from scratch.
-        """
-        lp.sec("creating and configuring five accounts")
-        accounts = [acfactory.get_online_configuring_account() for i in range(3)]
-        for acc in accounts:
-            wait_configuration_progress(acc, 1000)
-        ac1 = accounts.pop()
-
-        lp.sec("ac1: setting up contacts with 2 other members")
-        contacts = []
-        for acc, name in zip(accounts, ["ac2", "ac3"]):
-            contact = ac1.create_contact(acc.get_config("addr"), name=name)
-            contacts.append(contact)
-
-            # make sure we accept the "hi" message
-            ac1.create_chat_by_contact(contact)
-
-            # make sure the other side accepts our messages
-            c1 = acc.create_contact(ac1.get_config("addr"), "a member")
-            chat1 = acc.create_chat_by_contact(c1)
-
-            # send a message to get the contact key via autocrypt header
-            chat1.send_text("hi")
-            msg = ac1.wait_next_incoming_message()
-            assert msg.text == "hi"
-
-        ac2, ac3 = accounts
-
-        lp.sec("ac1: creating group chat with 2 other members")
-        chat = ac1.create_group_chat("title1")
-        for contact in contacts:
-            chat.add_contact(contact)
-        assert not chat.is_promoted()
-
-        lp.sec("ac1: send mesage to new group chat")
-        msg = chat.send_text("hello")
-        assert chat.is_promoted()
-        assert msg.is_encrypted()
-
-        num_contacts = len(chat.get_contacts())
-        assert num_contacts == 3
-
-        lp.sec("checking that the chat arrived correctly")
-        for ac in accounts:
-            msg = ac.wait_next_incoming_message()
-            assert msg.text == "hello"
-            print("chat is", msg.chat)
-            assert len(msg.chat.get_contacts()) == 3
-
-        lp.sec("ac1: removing ac2")
-        chat.remove_contact(contacts[0])
-
-        lp.sec("ac2: wait for a message about removal from the chat")
-        msg = ac2.wait_next_incoming_message()
-
-        lp.sec("ac1: removing ac3")
-        chat.remove_contact(contacts[1])
-
-        lp.sec("ac1: adding ac2 back")
-        # Group is promoted, message is sent automatically
-        assert chat.is_promoted()
-        chat.add_contact(contacts[0])
-
-        lp.sec("ac2: check that ac3 is removed")
-        msg = ac2.wait_next_incoming_message()
-
-        assert len(msg.chat.get_contacts()) == len(chat.get_contacts())
-
 
 class TestOnlineConfigureFails:
     def test_invalid_password(self, acfactory):

python/tox.ini

@@ -14,7 +14,6 @@ passenv =
     DCC_RS_DEV
     DCC_RS_TARGET
     DCC_PY_LIVECONFIG
-    DCC_NEW_TMP_EMAIL
     CARGO_TARGET_DIR
     RUSTC_WRAPPER
 deps = 

src/chatlist.rs

@@ -1,6 +1,5 @@
 //! # Chat list module
 
-use crate::chat;
 use crate::chat::*;
 use crate::constants::*;
 use crate::contact::*;
@@ -74,8 +73,6 @@ impl Chatlist {
     ///   if DC_GCL_ARCHIVED_ONLY is not set, only unarchived chats are returned and
     ///   the pseudo-chat DC_CHAT_ID_ARCHIVED_LINK is added if there are *any* archived
     ///   chats
-    /// - the flag DC_GCL_FOR_FORWARDING sorts "Saved messages" to the top of the chatlist,
-    //    typically used on forwarding, may be combined with DC_GCL_NO_SPECIALS
     /// - if the flag DC_GCL_NO_SPECIALS is set, deaddrop and archive link are not added
     ///   to the list (may be used eg. for selecting chats on forwarding, the flag is
     ///   not needed when DC_GCL_ARCHIVED_ONLY is already set)
@@ -193,13 +190,6 @@ impl Chatlist {
             )?
         } else {
             //  show normal chatlist
-            let sort_id_up = if 0 != listflags & DC_GCL_FOR_FORWARDING {
-                chat::lookup_by_contact_id(context, DC_CONTACT_ID_SELF)
-                    .unwrap_or_default()
-                    .0
-            } else {
-                ChatId::new(0)
-            };
             let mut ids = context.sql.query_map(
                 "SELECT c.id, m.id
                  FROM chats c
@@ -214,19 +204,17 @@ impl Chatlist {
                    AND c.blocked=0
                    AND NOT c.archived=?2
                  GROUP BY c.id
-                 ORDER BY c.id=?3 DESC, c.archived=?4 DESC, IFNULL(m.timestamp,c.created_timestamp) DESC, m.id DESC;",
-                params![MessageState::OutDraft, ChatVisibility::Archived, sort_id_up, ChatVisibility::Pinned],
+                 ORDER BY c.archived=?3 DESC, IFNULL(m.timestamp,c.created_timestamp) DESC, m.id DESC;",
+                params![MessageState::OutDraft, ChatVisibility::Archived, ChatVisibility::Pinned],
                 process_row,
                 process_rows,
             )?;
             if 0 == listflags & DC_GCL_NO_SPECIALS {
                 if let Some(last_deaddrop_fresh_msg_id) = get_last_deaddrop_fresh_msg(context) {
-                    if 0 == listflags & DC_GCL_FOR_FORWARDING {
-                        ids.insert(
-                            0,
-                            (ChatId::new(DC_CHAT_ID_DEADDROP), last_deaddrop_fresh_msg_id),
-                        );
-                    }
+                    ids.insert(
+                        0,
+                        (ChatId::new(DC_CHAT_ID_DEADDROP), last_deaddrop_fresh_msg_id),
+                    );
                 }
                 add_archived_link_item = true;
             }
@@ -411,22 +399,6 @@ mod tests {
         assert_eq!(chats.len(), 1);
     }
 
-    #[test]
-    fn test_sort_self_talk_up_on_forward() {
-        let t = dummy_context();
-        t.ctx.update_device_chats().unwrap();
-
-        let chats = Chatlist::try_load(&t.ctx, 0, None, None).unwrap();
-        assert!(Chat::load_from_db(&t.ctx, chats.get_chat_id(0))
-            .unwrap()
-            .is_device_talk());
-
-        let chats = Chatlist::try_load(&t.ctx, DC_GCL_FOR_FORWARDING, None, None).unwrap();
-        assert!(Chat::load_from_db(&t.ctx, chats.get_chat_id(0))
-            .unwrap()
-            .is_self_talk());
-    }
-
     #[test]
     fn test_search_special_chat_names() {
         let t = dummy_context();
@@ -449,18 +421,4 @@ mod tests {
         let chats = Chatlist::try_load(&t.ctx, 0, Some("t-5678-b"), None).unwrap();
         assert_eq!(chats.len(), 1);
     }
-
-    #[test]
-    fn test_get_summary_unwrap() {
-        let t = dummy_context();
-        let chat_id1 = create_group_chat(&t.ctx, VerifiedStatus::Unverified, "a chat").unwrap();
-
-        let mut msg = Message::new(Viewtype::Text);
-        msg.set_text(Some("foo:\nbar \r\n test".to_string()));
-        chat_id1.set_draft(&t.ctx, Some(&mut msg));
-
-        let chats = Chatlist::try_load(&t.ctx, 0, None, None).unwrap();
-        let summary = chats.get_summary(&t.ctx, 0, None);
-        assert_eq!(summary.get_text2().unwrap(), "foo: bar test"); // the linebreak should be removed from summary
-    }
 }

src/configure/mod.rs

@@ -371,7 +371,7 @@ pub(crate) fn JobConfigureImap(context: &Context) -> job::Status {
                 let create_mvbox = context.get_config_bool(Config::MvboxWatch)
                     || context.get_config_bool(Config::MvboxMove);
                 let imap = &context.inbox_thread.read().unwrap().imap;
-                if let Err(err) = imap.configure_folders(context, create_mvbox) {
+                if let Err(err) = imap.ensure_configured_folders(context, create_mvbox) {
                     warn!(context, "configuring folders failed: {:?}", err);
                     false
                 } else {

src/constants.rs

@@ -80,7 +80,6 @@ pub(crate) const DC_FROM_HANDSHAKE: i32 = 0x01;
 pub const DC_GCL_ARCHIVED_ONLY: usize = 0x01;
 pub const DC_GCL_NO_SPECIALS: usize = 0x02;
 pub const DC_GCL_ADD_ALLDONE_HINT: usize = 0x04;
-pub const DC_GCL_FOR_FORWARDING: usize = 0x08;
 
 pub const DC_GCM_ADDDAYMARKER: u32 = 0x01;
 
@@ -214,9 +213,6 @@ pub const DC_BOB_SUCCESS: i32 = 1;
 // max. width/height of an avatar
 pub const AVATAR_SIZE: u32 = 192;
 
-// this value can be increased if the folder configuration is changed and must be redone on next program start
-pub const DC_FOLDERS_CONFIGURED_VERSION: i32 = 3;
-
 #[derive(
     Debug,
     Display,

src/contact.rs

@@ -118,7 +118,7 @@ pub enum Origin {
     Internal = 0x40000,
 
     /// address is in our address book
-    AddressBook = 0x80000,
+    AdressBook = 0x80000,
 
     /// set on Alice's side for contacts like Bob that have scanned the QR code offered by her. Only means the contact has once been established using the "securejoin" procedure in the past, getting the current key verification status requires calling dc_contact_is_verified() !
     SecurejoinInvited = 0x0100_0000,
@@ -497,18 +497,9 @@ impl Contact {
 
         for (name, addr) in split_address_book(addr_book.as_ref()).into_iter() {
             let name = normalize_name(name);
-            match Contact::add_or_lookup(context, name, addr, Origin::AddressBook) {
-                Err(err) => {
-                    warn!(
-                        context,
-                        "Failed to add address {} from address book: {}", addr, err
-                    );
-                }
-                Ok((_, modified)) => {
-                    if modified != Modifier::None {
-                        modify_cnt += 1
-                    }
-                }
+            let (_, modified) = Contact::add_or_lookup(context, name, addr, Origin::AdressBook)?;
+            if modified != Modifier::None {
+                modify_cnt += 1
             }
         }
         if modify_cnt > 0 {
@@ -1067,7 +1058,7 @@ pub fn normalize_name(full_name: impl AsRef<str>) -> String {
     }
 
     let len = full_name.len();
-    if len > 1 {
+    if len > 0 {
         let firstchar = full_name.as_bytes()[0];
         let lastchar = full_name.as_bytes()[len - 1];
         if firstchar == b'\'' && lastchar == b'\''
@@ -1176,10 +1167,6 @@ mod tests {
     fn test_normalize_name() {
         assert_eq!(&normalize_name("Doe, John"), "John Doe");
         assert_eq!(&normalize_name(" hello world   "), "hello world");
-        assert_eq!(&normalize_name("<"), "<");
-        assert_eq!(&normalize_name(">"), ">");
-        assert_eq!(&normalize_name("'"), "'");
-        assert_eq!(&normalize_name("\""), "\"");
     }
 
     #[test]
@@ -1242,7 +1229,6 @@ mod tests {
         let book = concat!(
             "  Name one  \n one@eins.org \n",
             "Name two\ntwo@deux.net\n",
-            "Invalid\n+1234567890\n", // invalid, should be ignored
             "\nthree@drei.sam\n",
             "Name two\ntwo@deux.net\n" // should not be added again
         );

src/dc_receive_imf.rs

@@ -389,11 +389,7 @@ fn add_parts(
             let (new_chat_id, new_chat_id_blocked) = create_or_lookup_group(
                 context,
                 &mut mime_parser,
-                if test_normal_chat_id.is_unset() {
-                    allow_creation
-                } else {
-                    true
-                },
+                allow_creation,
                 create_blocked,
                 from_id,
                 to_ids,
@@ -1027,17 +1023,6 @@ fn create_or_lookup_group(
     // add members to group/check members
     if recreate_member_list {
         if !chat::is_contact_in_chat(context, chat_id, DC_CONTACT_ID_SELF) {
-            // Members could have been removed while we were
-            // absent. We can't use existing member list and need to
-            // start from scratch.
-            sql::execute(
-                context,
-                &context.sql,
-                "DELETE FROM chats_contacts WHERE chat_id=?;",
-                params![chat_id],
-            )
-            .ok();
-
             chat::add_to_chat_contacts_table(context, chat_id, DC_CONTACT_ID_SELF);
         }
         if from_id > DC_CONTACT_ID_LAST_SPECIAL
@@ -1492,7 +1477,6 @@ fn is_known_rfc724_mid_in_list(context: &Context, mid_list: &str) -> bool {
 
 /// Check if a message is a reply to a known message (messenger or non-messenger).
 fn is_known_rfc724_mid(context: &Context, rfc724_mid: &str) -> bool {
-    let rfc724_mid = rfc724_mid.trim_start_matches('<').trim_end_matches('>');
     context
         .sql
         .exists(
@@ -1539,7 +1523,6 @@ pub(crate) fn is_msgrmsg_rfc724_mid_in_list(context: &Context, mid_list: &str) -
 
 /// Check if a message is a reply to any messenger message.
 fn is_msgrmsg_rfc724_mid(context: &Context, rfc724_mid: &str) -> bool {
-    let rfc724_mid = rfc724_mid.trim_start_matches('<').trim_end_matches('>');
     context
         .sql
         .exists(
@@ -1629,9 +1612,7 @@ fn dc_create_incoming_rfc724_mid(
 #[cfg(test)]
 mod tests {
     use super::*;
-    use crate::chatlist::Chatlist;
-    use crate::message::Message;
-    use crate::test_utils::{dummy_context, TestContext};
+    use crate::test_utils::dummy_context;
 
     #[test]
     fn test_hex_hash() {
@@ -1690,170 +1671,4 @@ mod tests {
             Some("123-45-9@stub".into())
         );
     }
-
-    #[test]
-    fn test_is_known_rfc724_mid() {
-        let t = dummy_context();
-        let mut msg = Message::new(Viewtype::Text);
-        msg.text = Some("first message".to_string());
-        let msg_id = chat::add_device_msg(&t.ctx, None, Some(&mut msg)).unwrap();
-        let msg = Message::load_from_db(&t.ctx, msg_id).unwrap();
-
-        // Message-IDs may or may not be surrounded by angle brackets
-        assert!(is_known_rfc724_mid(
-            &t.ctx,
-            format!("<{}>", msg.rfc724_mid).as_str()
-        ));
-        assert!(is_known_rfc724_mid(&t.ctx, &msg.rfc724_mid));
-        assert!(!is_known_rfc724_mid(&t.ctx, "nonexistant@message.id"));
-    }
-
-    #[test]
-    fn test_is_msgrmsg_rfc724_mid() {
-        let t = dummy_context();
-        let mut msg = Message::new(Viewtype::Text);
-        msg.text = Some("first message".to_string());
-        let msg_id = chat::add_device_msg(&t.ctx, None, Some(&mut msg)).unwrap();
-        let msg = Message::load_from_db(&t.ctx, msg_id).unwrap();
-
-        // Message-IDs may or may not be surrounded by angle brackets
-        assert!(is_msgrmsg_rfc724_mid(
-            &t.ctx,
-            format!("<{}>", msg.rfc724_mid).as_str()
-        ));
-        assert!(is_msgrmsg_rfc724_mid(&t.ctx, &msg.rfc724_mid));
-        assert!(!is_msgrmsg_rfc724_mid(&t.ctx, "nonexistant@message.id"));
-    }
-
-    fn configured_offline_context() -> TestContext {
-        let t = dummy_context();
-        t.ctx
-            .set_config(Config::Addr, Some("alice@example.org"))
-            .unwrap();
-        t.ctx
-            .set_config(Config::ConfiguredAddr, Some("alice@example.org"))
-            .unwrap();
-        t.ctx.set_config(Config::Configured, Some("1")).unwrap();
-        t
-    }
-
-    static MSGRMSG: &[u8] = b"From: Bob <bob@example.org>\n\
-                    To: alice@example.org\n\
-                    Chat-Version: 1.0\n\
-                    Subject: Chat: hello\n\
-                    Message-ID: <Mr.1111@example.org>\n\
-                    Date: Sun, 22 Mar 2020 22:37:55 +0000\n\
-                    \n\
-                    hello\n";
-
-    static ONETOONE_NOREPLY_MAIL: &[u8] = b"From: Bob <bob@example.org>\n\
-                    To: alice@example.org\n\
-                    Subject: Chat: hello\n\
-                    Message-ID: <2222@example.org>\n\
-                    Date: Sun, 22 Mar 2020 22:37:56 +0000\n\
-                    \n\
-                    hello\n";
-
-    static GRP_MAIL: &[u8] = b"From: bob@example.org\n\
-                    To: alice@example.org, claire@example.org\n\
-                    Subject: group with Alice, Bob and Claire\n\
-                    Message-ID: <3333@example.org>\n\
-                    Date: Sun, 22 Mar 2020 22:37:57 +0000\n\
-                    \n\
-                    hello\n";
-
-    #[test]
-    fn test_adhoc_group_show_chats_only() {
-        let t = configured_offline_context();
-        assert_eq!(t.ctx.get_config_int(Config::ShowEmails), 0);
-
-        let chats = Chatlist::try_load(&t.ctx, 0, None, None).unwrap();
-        assert_eq!(chats.len(), 0);
-
-        dc_receive_imf(&t.ctx, MSGRMSG, "INBOX", 1, false).unwrap();
-        let chats = Chatlist::try_load(&t.ctx, 0, None, None).unwrap();
-        assert_eq!(chats.len(), 1);
-
-        dc_receive_imf(&t.ctx, ONETOONE_NOREPLY_MAIL, "INBOX", 1, false).unwrap();
-        let chats = Chatlist::try_load(&t.ctx, 0, None, None).unwrap();
-        assert_eq!(chats.len(), 1);
-
-        dc_receive_imf(&t.ctx, GRP_MAIL, "INBOX", 1, false).unwrap();
-        let chats = Chatlist::try_load(&t.ctx, 0, None, None).unwrap();
-        assert_eq!(chats.len(), 1);
-    }
-
-    #[test]
-    fn test_adhoc_group_show_accepted_contact_unknown() {
-        let t = configured_offline_context();
-        t.ctx.set_config(Config::ShowEmails, Some("1")).unwrap();
-        dc_receive_imf(&t.ctx, GRP_MAIL, "INBOX", 1, false).unwrap();
-
-        // adhoc-group with unknown contacts with show_emails=accepted is ignored for unknown contacts
-        let chats = Chatlist::try_load(&t.ctx, 0, None, None).unwrap();
-        assert_eq!(chats.len(), 0);
-    }
-
-    #[test]
-    fn test_adhoc_group_show_accepted_contact_known() {
-        let t = configured_offline_context();
-        t.ctx.set_config(Config::ShowEmails, Some("1")).unwrap();
-        Contact::create(&t.ctx, "Bob", "bob@example.org").unwrap();
-        dc_receive_imf(&t.ctx, GRP_MAIL, "INBOX", 1, false).unwrap();
-
-        // adhoc-group with known contacts with show_emails=accepted is still ignored for known contacts
-        // (and existent chat is required)
-        let chats = Chatlist::try_load(&t.ctx, 0, None, None).unwrap();
-        assert_eq!(chats.len(), 0);
-    }
-
-    #[test]
-    fn test_adhoc_group_show_accepted_contact_accepted() {
-        let t = configured_offline_context();
-        t.ctx.set_config(Config::ShowEmails, Some("1")).unwrap();
-
-        // accept Bob by accepting a delta-message from Bob
-        dc_receive_imf(&t.ctx, MSGRMSG, "INBOX", 1, false).unwrap();
-        let chats = Chatlist::try_load(&t.ctx, 0, None, None).unwrap();
-        assert_eq!(chats.len(), 1);
-        assert!(chats.get_chat_id(0).is_deaddrop());
-        let chat_id = chat::create_by_msg_id(&t.ctx, chats.get_msg_id(0).unwrap()).unwrap();
-        assert!(!chat_id.is_special());
-        let chat = chat::Chat::load_from_db(&t.ctx, chat_id).unwrap();
-        assert_eq!(chat.typ, Chattype::Single);
-        assert_eq!(chat.name, "Bob");
-        assert_eq!(chat::get_chat_contacts(&t.ctx, chat_id).len(), 1);
-        assert_eq!(chat::get_chat_msgs(&t.ctx, chat_id, 0, None).len(), 1);
-
-        // receive a non-delta-message from Bob, shows up because of the show_emails setting
-        dc_receive_imf(&t.ctx, ONETOONE_NOREPLY_MAIL, "INBOX", 2, false).unwrap();
-        assert_eq!(chat::get_chat_msgs(&t.ctx, chat_id, 0, None).len(), 2);
-
-        // let Bob create an adhoc-group by a non-delta-message, shows up because of the show_emails setting
-        dc_receive_imf(&t.ctx, GRP_MAIL, "INBOX", 3, false).unwrap();
-        let chats = Chatlist::try_load(&t.ctx, 0, None, None).unwrap();
-        assert_eq!(chats.len(), 2);
-        let chat_id = chat::create_by_msg_id(&t.ctx, chats.get_msg_id(0).unwrap()).unwrap();
-        let chat = chat::Chat::load_from_db(&t.ctx, chat_id).unwrap();
-        assert_eq!(chat.typ, Chattype::Group);
-        assert_eq!(chat.name, "group with Alice, Bob and Claire");
-        assert_eq!(chat::get_chat_contacts(&t.ctx, chat_id).len(), 3);
-    }
-
-    #[test]
-    fn test_adhoc_group_show_all() {
-        let t = configured_offline_context();
-        t.ctx.set_config(Config::ShowEmails, Some("2")).unwrap();
-        dc_receive_imf(&t.ctx, GRP_MAIL, "INBOX", 1, false).unwrap();
-
-        // adhoc-group with unknown contacts with show_emails=all will show up in the deaddrop
-        let chats = Chatlist::try_load(&t.ctx, 0, None, None).unwrap();
-        assert_eq!(chats.len(), 1);
-        assert!(chats.get_chat_id(0).is_deaddrop());
-        let chat_id = chat::create_by_msg_id(&t.ctx, chats.get_msg_id(0).unwrap()).unwrap();
-        let chat = chat::Chat::load_from_db(&t.ctx, chat_id).unwrap();
-        assert_eq!(chat.typ, Chattype::Group);
-        assert_eq!(chat.name, "group with Alice, Bob and Claire");
-        assert_eq!(chat::get_chat_contacts(&t.ctx, chat_id).len(), 3);
-    }
 }

src/dc_tools.rs

@@ -19,10 +19,10 @@ pub(crate) fn dc_exactly_one_bit_set(v: i32) -> bool {
     0 != v && 0 == v & (v - 1)
 }
 
-/// Shortens a string to a specified length and adds "[...]" to the
-/// end of the shortened string.
-pub(crate) fn dc_truncate(buf: &str, approx_chars: usize) -> Cow<str> {
-    let ellipse = "[...]";
+/// Shortens a string to a specified length and adds "..." or "[...]" to the end of
+/// the shortened string.
+pub(crate) fn dc_truncate(buf: &str, approx_chars: usize, do_unwrap: bool) -> Cow<str> {
+    let ellipse = if do_unwrap { "..." } else { "[...]" };
 
     let count = buf.chars().count();
     if approx_chars > 0 && count > approx_chars + ellipse.len() {
@@ -538,42 +538,54 @@ mod tests {
     #[test]
     fn test_dc_truncate_1() {
         let s = "this is a little test string";
-        assert_eq!(dc_truncate(s, 16), "this is a [...]");
+        assert_eq!(dc_truncate(s, 16, false), "this is a [...]");
+        assert_eq!(dc_truncate(s, 16, true), "this is a ...");
     }
 
     #[test]
     fn test_dc_truncate_2() {
-        assert_eq!(dc_truncate("1234", 2), "1234");
+        assert_eq!(dc_truncate("1234", 2, false), "1234");
+        assert_eq!(dc_truncate("1234", 2, true), "1234");
     }
 
     #[test]
     fn test_dc_truncate_3() {
-        assert_eq!(dc_truncate("1234567", 1), "1[...]");
+        assert_eq!(dc_truncate("1234567", 1, false), "1[...]");
+        assert_eq!(dc_truncate("1234567", 1, true), "1...");
     }
 
     #[test]
     fn test_dc_truncate_4() {
-        assert_eq!(dc_truncate("123456", 4), "123456");
+        assert_eq!(dc_truncate("123456", 4, false), "123456");
+        assert_eq!(dc_truncate("123456", 4, true), "123456");
     }
 
     #[test]
     fn test_dc_truncate_edge() {
-        assert_eq!(dc_truncate("", 4), "");
+        assert_eq!(dc_truncate("", 4, false), "");
+        assert_eq!(dc_truncate("", 4, true), "");
 
-        assert_eq!(dc_truncate("\n  hello \n world", 4), "\n  [...]");
+        assert_eq!(dc_truncate("\n  hello \n world", 4, false), "\n  [...]");
+        assert_eq!(dc_truncate("\n  hello \n world", 4, true), "\n  ...");
 
-        assert_eq!(dc_truncate("𐠈0Aᝮa𫝀®!ꫛa¡0A𐢧00𐹠®A  丽ⷐએ", 1), "𐠈[...]");
         assert_eq!(
-            dc_truncate("𐠈0Aᝮa𫝀®!ꫛa¡0A𐢧00𐹠®A  丽ⷐએ", 0),
+            dc_truncate("𐠈0Aᝮa𫝀®!ꫛa¡0A𐢧00𐹠®A  丽ⷐએ", 1, false),
+            "𐠈[...]"
+        );
+        assert_eq!(
+            dc_truncate("𐠈0Aᝮa𫝀®!ꫛa¡0A𐢧00𐹠®A  丽ⷐએ", 0, false),
             "𐠈0Aᝮa𫝀®!ꫛa¡0A𐢧00𐹠®A  丽ⷐએ"
         );
 
         // 9 characters, so no truncation
-        assert_eq!(dc_truncate("𑒀ὐ￠🜀\u{1e01b}A a🟠", 6), "𑒀ὐ￠🜀\u{1e01b}A a🟠",);
+        assert_eq!(
+            dc_truncate("𑒀ὐ￠🜀\u{1e01b}A a🟠", 6, false),
+            "𑒀ὐ￠🜀\u{1e01b}A a🟠",
+        );
 
         // 12 characters, truncation
         assert_eq!(
-            dc_truncate("𑒀ὐ￠🜀\u{1e01b}A a🟠bcd", 6),
+            dc_truncate("𑒀ὐ￠🜀\u{1e01b}A a🟠bcd", 6, false),
             "𑒀ὐ￠🜀\u{1e01b}A[...]",
         );
     }
@@ -689,10 +701,11 @@ mod tests {
         #[test]
         fn test_dc_truncate(
             buf: String,
-            approx_chars in 0..10000usize
+            approx_chars in 0..10000usize,
+            do_unwrap: bool,
         ) {
-            let res = dc_truncate(&buf, approx_chars);
-            let el_len = 5;
+            let res = dc_truncate(&buf, approx_chars, do_unwrap);
+            let el_len = if do_unwrap { 3 } else { 5 };
             let l = res.chars().count();
             if approx_chars > 0 {
                 assert!(
@@ -706,7 +719,11 @@ mod tests {
 
             if approx_chars > 0 && buf.chars().count() > approx_chars + el_len {
                 let l = res.len();
-                assert_eq!(&res[l-5..l], "[...]", "missing ellipsis in {}", &res);
+                if do_unwrap {
+                    assert_eq!(&res[l-3..l], "...", "missing ellipsis in {}", &res);
+                } else {
+                    assert_eq!(&res[l-5..l], "[...]", "missing ellipsis in {}", &res);
+                }
             }
         }
     }

src/imap/mod.rs

@@ -188,6 +188,7 @@ struct ImapConfig {
     /// True if the server has MOVE capability as defined in
     /// https://tools.ietf.org/html/rfc6851
     pub can_move: bool,
+    pub imap_delimiter: char,
 }
 
 impl Default for ImapConfig {
@@ -205,6 +206,7 @@ impl Default for ImapConfig {
             selected_folder_needs_expunge: false,
             can_idle: false,
             can_move: false,
+            imap_delimiter: '.',
         }
     }
 }
@@ -1072,14 +1074,12 @@ impl Imap {
         let folders_configured = context
             .sql
             .get_raw_config_int(context, "folders_configured");
-        if folders_configured.unwrap_or_default() >= DC_FOLDERS_CONFIGURED_VERSION {
+        if folders_configured.unwrap_or_default() >= 3 {
+            // the "3" here we increase if we have future updates to
+            // to folder configuration
             return Ok(());
         }
 
-        self.configure_folders(context, create_mvbox)
-    }
-
-    pub fn configure_folders(&self, context: &Context, create_mvbox: bool) -> Result<()> {
         task::block_on(async move {
             if !self.is_connected().await {
                 return Err(Error::NoConnection);
@@ -1104,15 +1104,7 @@ impl Imap {
                         });
                 info!(context, "sentbox folder is {:?}", sentbox_folder);
 
-                let mut delimiter = ".";
-                if let Some(folder) = folders.first() {
-                    if let Some(d) = folder.delimiter() {
-                        if !d.is_empty() {
-                            delimiter = d;
-                        }
-                    }
-                }
-                info!(context, "Using \"{}\" as folder-delimiter.", delimiter);
+                let delimiter = self.config.read().await.imap_delimiter;
                 let fallback_folder = format!("INBOX{}DeltaChat", delimiter);
 
                 let mut mvbox_folder = folders
@@ -1176,11 +1168,9 @@ impl Imap {
                         Some(sentbox_folder.name()),
                     )?;
                 }
-                context.sql.set_raw_config_int(
-                    context,
-                    "folders_configured",
-                    DC_FOLDERS_CONFIGURED_VERSION,
-                )?;
+                context
+                    .sql
+                    .set_raw_config_int(context, "folders_configured", 3)?;
             }
             info!(context, "FINISHED configuring IMAP-folders.");
             Ok(())
@@ -1244,18 +1234,6 @@ impl Imap {
                     error!(context, "expunge failed {}: {:?}", folder, err);
                 }
             }
-
-            if let Err(err) = crate::sql::execute(
-                context,
-                &context.sql,
-                "UPDATE msgs SET server_folder='',server_uid=0 WHERE server_folder=?",
-                params![folder],
-            ) {
-                warn!(
-                    context,
-                    "Failed to reset server_uid and server_folder for deleted messages: {}", err
-                );
-            }
         });
     }
 }

src/message.rs

@@ -4,7 +4,6 @@ use std::path::{Path, PathBuf};
 
 use deltachat_derive::{FromSql, ToSql};
 use failure::Fail;
-use lazy_static::lazy_static;
 use serde::{Deserialize, Serialize};
 
 use crate::chat::{self, Chat, ChatId};
@@ -22,10 +21,6 @@ use crate::pgp::*;
 use crate::sql;
 use crate::stock::StockMessage;
 
-lazy_static! {
-    static ref UNWRAP_RE: regex::Regex = regex::Regex::new(r"\s+").unwrap();
-}
-
 // In practice, the user additionally cuts the string themselves
 // pixel-accurate.
 const SUMMARY_CHARACTERS: usize = 160;
@@ -443,7 +438,7 @@ impl Message {
     pub fn get_text(&self) -> Option<String> {
         self.text
             .as_ref()
-            .map(|text| dc_truncate(text, 30000).to_string())
+            .map(|text| dc_truncate(text, 30000, false).to_string())
     }
 
     pub fn get_filename(&self) -> Option<String> {
@@ -814,7 +809,7 @@ pub fn get_msg_info(context: &Context, msg_id: MsgId) -> String {
         return ret;
     }
     let rawtxt = rawtxt.unwrap_or_default();
-    let rawtxt = dc_truncate(rawtxt.trim(), 100_000);
+    let rawtxt = dc_truncate(rawtxt.trim(), 100_000, false);
 
     let fts = dc_timestamp_to_str(msg.get_timestamp());
     ret += &format!("Sent: {}", fts);
@@ -1146,20 +1141,18 @@ pub fn get_summarytext_by_raw(
         return prefix;
     }
 
-    let summary = if let Some(text) = text {
+    if let Some(text) = text {
         if text.as_ref().is_empty() {
             prefix
         } else if prefix.is_empty() {
-            dc_truncate(text.as_ref(), approx_characters).to_string()
+            dc_truncate(text.as_ref(), approx_characters, true).to_string()
         } else {
             let tmp = format!("{} – {}", prefix, text.as_ref());
-            dc_truncate(&tmp, approx_characters).to_string()
+            dc_truncate(&tmp, approx_characters, true).to_string()
         }
     } else {
         prefix
-    };
-
-    UNWRAP_RE.replace_all(&summary, " ").to_string()
+    }
 }
 
 // as we do not cut inside words, this results in about 32-42 characters.

src/mimefactory.rs

@@ -368,7 +368,7 @@ impl<'a, 'b> MimeFactory<'a, 'b> {
             self.from_addr.clone(),
         );
 
-        let mut to = Vec::new();
+        let mut to = Vec::with_capacity(self.recipients.len());
         for (name, addr) in self.recipients.iter() {
             if name.is_empty() {
                 to.push(Address::new_mailbox(addr.clone()));
@@ -380,10 +380,6 @@ impl<'a, 'b> MimeFactory<'a, 'b> {
             }
         }
 
-        if to.is_empty() {
-            to.push(from.clone());
-        }
-
         if !self.references.is_empty() {
             unprotected_headers.push(Header::new("References".into(), self.references.clone()));
         }

src/pgp.rs

@@ -153,8 +153,8 @@ pub(crate) fn create_keypair(
     keygen_type: KeyGenType,
 ) -> std::result::Result<KeyPair, PgpKeygenError> {
     let (secret_key_type, public_key_type) = match keygen_type {
-        KeyGenType::Rsa2048 | KeyGenType::Default => (PgpKeyType::Rsa(2048), PgpKeyType::Rsa(2048)),
-        KeyGenType::Ed25519 => (PgpKeyType::EdDSA, PgpKeyType::ECDH),
+        KeyGenType::Rsa2048 => (PgpKeyType::Rsa(2048), PgpKeyType::Rsa(2048)),
+        KeyGenType::Ed25519 | KeyGenType::Default => (PgpKeyType::EdDSA, PgpKeyType::ECDH),
     };
 
     let user_id = format!("<{}>", addr);
@@ -573,4 +573,88 @@ mod tests {
         .unwrap();
         assert_eq!(plain, CLEARTEXT);
     }
+
+    fn test_encrypt_decrypt_fuzz(key_type: KeyGenType) {
+        // sending messages from Alice to Bob
+        let alice = create_keypair(EmailAddress::new("a@e.org").unwrap(), key_type).unwrap();
+        let bob = create_keypair(EmailAddress::new("b@e.org").unwrap(), key_type).unwrap();
+
+        let alice_secret = Key::from(alice.secret.clone());
+        let alice_public = Key::from(alice.public.clone());
+        let bob_secret = Key::from(bob.secret.clone());
+        let bob_public = Key::from(bob.public.clone());
+
+        let plain: &[u8] = b"just a test";
+
+        let mut encr_keyring = Keyring::default();
+        encr_keyring.add_ref(&bob_public);
+
+        let mut decr_keyring = Keyring::default();
+        decr_keyring.add_ref(&bob_secret);
+        let mut validate_keyring = Keyring::default();
+        validate_keyring.add_ref(&alice_public);
+
+        for _ in 0..1000 {
+            let ctext = pk_encrypt(plain.as_ref(), &encr_keyring, Some(&alice_secret)).unwrap();
+            let plain2 =
+                pk_decrypt(ctext.as_ref(), &decr_keyring, &validate_keyring, None).unwrap();
+            assert_eq!(plain2, plain);
+        }
+    }
+
+    #[test]
+    #[ignore]
+    fn test_encrypt_decrypt_fuzz_rsa() {
+        test_encrypt_decrypt_fuzz(KeyGenType::Rsa2048)
+    }
+
+    #[test]
+    fn test_encrypt_decrypt_fuzz_ecc() {
+        test_encrypt_decrypt_fuzz(KeyGenType::Ed25519)
+    }
+
+    #[test]
+    fn test_encrypt_decrypt_fuzz_alice() -> Result<()> {
+        let plain: &[u8] = b"just a test";
+        let lit_msg = Message::new_literal_bytes("", plain);
+
+        let mut rng = thread_rng();
+
+        let enc_key =
+            SignedPublicKey::from_base64(include_str!("../test-data/key/alice-public.asc"))
+                .unwrap();
+        let enc_subkey = &enc_key.public_subkeys[0];
+        assert!(enc_subkey.is_encryption_key());
+        let pkeys: Vec<&SignedPublicSubKey> = vec![&enc_subkey];
+
+        let skey = SignedSecretKey::from_base64(include_str!("../test-data/key/alice-secret.asc"))
+            .unwrap();
+        let skeys: Vec<&SignedSecretKey> = vec![&skey];
+
+        for _ in 0..1000 {
+            let msg = lit_msg.encrypt_to_keys(
+                &mut rng,
+                pgp::crypto::sym::SymmetricKeyAlgorithm::AES128,
+                &pkeys[..],
+            )?;
+            let ctext = msg.to_armored_string(None)?;
+
+            println!("{}", ctext);
+
+            let (decryptor, _) = msg.decrypt(|| "".into(), || "".into(), &skeys[..])?;
+            let msgs = decryptor.collect::<pgp::errors::Result<Vec<_>>>()?;
+            ensure!(!msgs.is_empty(), "No valid messages found");
+
+            let dec_msg = &msgs[0];
+
+            let plain2: Vec<u8> = match dec_msg.get_content()? {
+                Some(content) => content,
+                None => bail!("Decrypted message is empty"),
+            };
+
+            assert_eq!(plain2, plain);
+        }
+
+        Ok(())
+    }
 }

test-data/key/alice-public.asc

@@ -1 +1 @@
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test-data/key/alice-secret.asc

@@ -1 +1 @@
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