> Hi,
>
> I'm trying to communicate two computers using PJSUA via TCP.
> When one of the sides crash, loss the connection or something similar -
and
> so, finished abnormally the communication - ?the other does not finish the
> call.
> What can I do to finish the call in the side is still alive?
>
> Thanks...
>
Hi again,
I found a possible solution to solve my problem. This is to check
periodically the call alive, and if fail, hangup the call.
--- pjproject-1.0-org/pjsip-apps/src/pjsua/pjsua_app.c 2009-02-18
09:51:46.000000000 +0100
+++ pjproject-1.0/pjsip-apps/src/pjsua/pjsua_app.c 2009-02-18
10:07:30.000000000 +0100
@@ -4278,6 +4278,21 @@
return 0;
}
+/* Call alive verifier method */
+static int check_alive_call(void *arg) {
+ const pj_str_t SIP_INFO = pj_str("INFO");
+ while (1) {
+ sleep(4);
+ if (current_call != PJSUA_INVALID_ID) {
+ /* If can't send call request, hangup... */
+ pj_status_t status = pjsua_call_send_request(current_call,
&SIP_INFO, NULL);
+ }
+ }
+ return 0;
+}
+
+pthread_t t;
+
pj_status_t app_main(void)
{
pj_thread_t *stdout_refresh_thread = NULL;
@@ -4290,6 +4305,12 @@
return status;
}
+ pj_thread_t *check_alive_call_thread= NULL;
+
+ /* Start call alive verifier */
+ pj_thread_create(app_config.pool, "check_alive_call",
&check_alive_call,
+ NULL, 0, 0, &check_alive_call_thread);
+
/* Start console refresh thread */
if (stdout_refresh > 0) {
pj_thread_create(app_config.pool, "stdout", &stdout_refresh_proc,
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