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add dc_has_device_msg()

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This commit is contained in:
B. Petersen
2019-11-18 17:14:31 +01:00
parent a4e92694ba
commit 1534a07ded
3 changed files with 62 additions and 6 deletions
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15
deltachat-ffi/deltachat.h
View File

@@ -1171,6 +1171,21 @@ uint32_t dc_add_device_msg_unlabelled(dc_context_t* context, dc_msg_t* ms
void dc_skip_device_msg (dc_context_t* context, const char* label);
/**
* Check if a device-message was ever added or skipped.
* Device-messages can be added or skipped
* using dc_add_device_msg_once() or dc_skip_device_msg().
*
* @memberof dc_context_t
* @param context The context as created by dc_context_new().
* @param label Label of the message to check.
* @return 1=A message with this label was added or skipped at some point,
* 0=A message with this label was never added nor skipped.
*/
int dc_has_device_msg (dc_context_t* context, const char* label);
/**
* Get draft for a chat, if any.
* See dc_set_draft() for more details about drafts.

17
deltachat-ffi/src/lib.rs
View File

@@ -870,6 +870,23 @@ pub unsafe extern "C" fn dc_skip_device_msg(
.unwrap_or(())
}
#[no_mangle]
pub unsafe extern "C" fn dc_has_device_msg(
context: *mut dc_context_t,
label: *const libc::c_char,
) -> libc::c_int {
if context.is_null() || label.is_null() {
eprintln!("ignoring careless call to dc_has_device_msg()");
return 0;
}
let ffi_context = &mut *context;
ffi_context
.with_inner(|ctx| {
chat::has_device_msg(ctx, &to_string_lossy(label)).unwrap_or(false) as libc::c_int
})
.unwrap_or(0)
}
#[no_mangle]
pub unsafe extern "C" fn dc_get_draft(context: *mut dc_context_t, chat_id: u32) -> *mut dc_msg_t {
if context.is_null() {