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fix: allow concurrent access to dc_sqlite3_t

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dignifiedquire
2019-05-02 23:33:00 +02:00
parent 1a0808e243
commit e187f0f250
26 changed files with 383 additions and 440 deletions
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14
src/dc_chatlist.rs
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@@ -145,7 +145,7 @@ unsafe fn dc_chatlist_load_from_db(
stmt =
dc_sqlite3_prepare(
(*chatlist).context,
&mut (*chatlist).context.sql.lock().unwrap(),
&mut (*chatlist).context.sql.clone().read().unwrap(),
b"SELECT c.id, m.id FROM chats c LEFT JOIN msgs m ON c.id=m.chat_id AND m.timestamp=( SELECT MAX(timestamp) FROM msgs WHERE chat_id=c.id AND (hidden=0 OR (hidden=1 AND state=19))) WHERE c.id>9 AND c.blocked=0 AND c.id IN(SELECT chat_id FROM chats_contacts WHERE contact_id=?) GROUP BY c.id ORDER BY IFNULL(m.timestamp,0) DESC, m.id DESC;\x00"
as *const u8 as *const libc::c_char
);
@@ -155,7 +155,7 @@ unsafe fn dc_chatlist_load_from_db(
stmt =
dc_sqlite3_prepare(
(*chatlist).context,
&mut (*chatlist).context.sql.lock().unwrap(),
&mut (*chatlist).context.sql.clone().read().unwrap(),
b"SELECT c.id, m.id FROM chats c LEFT JOIN msgs m ON c.id=m.chat_id AND m.timestamp=( SELECT MAX(timestamp) FROM msgs WHERE chat_id=c.id AND (hidden=0 OR (hidden=1 AND state=19))) WHERE c.id>9 AND c.blocked=0 AND c.archived=1 GROUP BY c.id ORDER BY IFNULL(m.timestamp,0) DESC, m.id DESC;\x00"
as *const u8 as *const libc::c_char);
current_block = 3437258052017859086;
@@ -172,7 +172,7 @@ unsafe fn dc_chatlist_load_from_db(
stmt =
dc_sqlite3_prepare(
(*chatlist).context,
&mut (*chatlist).context.sql.lock().unwrap(),
&mut (*chatlist).context.sql.clone().read().unwrap(),
b"SELECT c.id, m.id FROM chats c LEFT JOIN msgs m ON c.id=m.chat_id AND m.timestamp=( SELECT MAX(timestamp) FROM msgs WHERE chat_id=c.id AND (hidden=0 OR (hidden=1 AND state=19))) WHERE c.id>9 AND c.blocked=0 AND c.archived=0 GROUP BY c.id ORDER BY IFNULL(m.timestamp,0) DESC, m.id DESC;\x00"
as *const u8 as *const libc::c_char);
current_block = 3437258052017859086;
@@ -187,7 +187,7 @@ unsafe fn dc_chatlist_load_from_db(
stmt =
dc_sqlite3_prepare(
(*chatlist).context,
&mut (*chatlist).context.sql.lock().unwrap(),
&mut (*chatlist).context.sql.clone().read().unwrap(),
b"SELECT c.id, m.id FROM chats c LEFT JOIN msgs m ON c.id=m.chat_id AND m.timestamp=( SELECT MAX(timestamp) FROM msgs WHERE chat_id=c.id AND (hidden=0 OR (hidden=1 AND state=19))) WHERE c.id>9 AND c.blocked=0 AND c.name LIKE ? GROUP BY c.id ORDER BY IFNULL(m.timestamp,0) DESC, m.id DESC;\x00"
as *const u8 as
*const libc::c_char);
@@ -233,7 +233,7 @@ pub unsafe fn dc_get_archived_cnt(mut context: &dc_context_t) -> libc::c_int {
let mut ret: libc::c_int = 0i32;
let mut stmt: *mut sqlite3_stmt = dc_sqlite3_prepare(
context,
&mut context.sql.lock().unwrap(),
&context.sql.clone().read().unwrap(),
b"SELECT COUNT(*) FROM chats WHERE blocked=0 AND archived=1;\x00" as *const u8
as *const libc::c_char,
);
@@ -249,7 +249,7 @@ unsafe fn get_last_deaddrop_fresh_msg(mut context: &dc_context_t) -> uint32_t {
stmt =
dc_sqlite3_prepare(
context,
&mut context.sql.lock().unwrap(),
&context.sql.clone().read().unwrap(),
b"SELECT m.id FROM msgs m LEFT JOIN chats c ON c.id=m.chat_id WHERE m.state=10 AND m.hidden=0 AND c.blocked=2 ORDER BY m.timestamp DESC, m.id DESC;\x00"
as *const u8 as *const libc::c_char);
/* we have an index over the state-column, this should be sufficient as there are typically only few fresh messages */
@@ -346,7 +346,7 @@ pub unsafe fn dc_chatlist_get_summary<'a>(
lastcontact = dc_contact_new((*chatlist).context);
dc_contact_load_from_db(
lastcontact,
&mut (*chatlist).context.sql.lock().unwrap(),
&mut (*chatlist).context.sql.clone().read().unwrap(),
(*lastmsg).from_id,
);
}