fix some longer standing nonsense code that sent to misleading MSG_READ events instead of one correct one

src/dc_e2ee.rs

@@ -909,6 +909,13 @@ unsafe fn decrypt_part(
                     let plain_bytes = plain.len();
                     let plain_buf = plain.as_ptr() as *const libc::c_char;
 
+                    info!(
+                        context,
+                        0,
+                        "decrypted message: '{}'",
+                        String::from_utf8_lossy(&plain)
+                    );
+
                     let mut index: size_t = 0i32 as size_t;
                     let mut decrypted_mime: *mut mailmime = 0 as *mut mailmime;
                     if mailmime_parse(

src/dc_job.rs

@@ -17,6 +17,7 @@ use crate::dc_mimefactory::*;
 use crate::dc_msg::*;
 use crate::dc_tools::*;
 use crate::imap::*;
+use crate::keyhistory::*;
 use crate::param::*;
 use crate::sql;
 use crate::types::*;
@@ -1276,6 +1277,13 @@ pub unsafe fn dc_job_send_msg(context: &Context, msg_id: uint32_t) -> libc::c_in
                 (*mimefactory.msg).param.set_int(Param::GuranteeE2ee, 1);
                 dc_msg_save_param_to_disk(mimefactory.msg);
             }
+            dc_add_to_keyhistory(
+                context,
+                0 as *const libc::c_char,
+                0,
+                0 as *const libc::c_char,
+                0 as *const libc::c_char,
+            );
             success = dc_add_smtp_job(context, 5901i32, &mut mimefactory);
         }
     }

src/dc_mimeparser.rs

@@ -1189,6 +1189,17 @@ unsafe fn dc_mimeparser_add_single_part_if_known(
                                 .is_null())
                                     as libc::c_int;
 
+                                if !decoded_data.is_null() && decoded_data_bytes > 0 {
+                                    info!(
+                                        mimeparser.context,
+                                        0,
+                                        "Simplifying text: \n---\n{:?}\n--\n",
+                                        std::slice::from_raw_parts(
+                                            decoded_data as *const u8,
+                                            decoded_data_bytes as usize,
+                                        )
+                                    );
+                                }
                                 let simplified_txt = simplifier.unwrap().simplify(
                                     decoded_data,
                                     decoded_data_bytes as libc::c_int,
@@ -1198,6 +1209,13 @@ unsafe fn dc_mimeparser_add_single_part_if_known(
                                 if !simplified_txt.is_null()
                                     && 0 != *simplified_txt.offset(0isize) as libc::c_int
                                 {
+                                    info!(
+                                        mimeparser.context,
+                                        0,
+                                        "Simpliifed text: {}",
+                                        as_str(simplified_txt),
+                                    );
+
                                     let mut part = dc_mimepart_new();
                                     part.type_0 = 10i32;
                                     part.int_mimetype = mime_type;

src/imap.rs

@@ -991,6 +991,13 @@ impl Imap {
 
             if !is_deleted && msg.body().is_some() {
                 let body = msg.body().unwrap();
+                info!(
+                    context,
+                    0,
+                    "received message {}",
+                    String::from_utf8_lossy(body)
+                );
+
                 unsafe {
                     (self.receive_imf)(
                         context,

src/keyhistory.rs

@@ -0,0 +1,13 @@
+use crate::context::Context;
+
+/* yes: uppercase */
+/* library private: key-history */
+pub fn dc_add_to_keyhistory(
+    _context: &Context,
+    _rfc724_mid: *const libc::c_char,
+    _sending_time: u64,
+    _addr: *const libc::c_char,
+    _fingerprint: *const libc::c_char,
+) {
+
+}

src/lib.rs

@@ -25,6 +25,7 @@ pub mod contact;
 pub mod context;
 pub mod imap;
 pub mod key;
+pub mod keyhistory;
 pub mod keyring;
 pub mod oauth2;
 pub mod param;