common code: Check and ignore events without callref set

This commit is contained in:
Andreas Eversberg 2016-07-09 11:16:50 +02:00
parent f39ee2f15a
commit 62b3712ce5
1 changed files with 22 additions and 0 deletions

View File

@ -612,6 +612,11 @@ void process_call(int c)
/* Setup is received from transceiver. */
int call_in_setup(int callref, const char *callerid, const char *dialing)
{
if (!callref) {
PDEBUG(DCALL, DEBUG_DEBUG, "Ignoring setup, because callref not set. (not for us)\n");
return -CAUSE_INVALCALLREF;
}
if (callref < 0x4000000) {
PDEBUG(DCALL, DEBUG_ERROR, "Invalid callref from mobile station, please fix!\n");
abort();
@ -676,6 +681,11 @@ int call_in_setup(int callref, const char *callerid, const char *dialing)
/* Transceiver indicates alerting. */
void call_in_alerting(int callref)
{
if (!callref) {
PDEBUG(DCALL, DEBUG_DEBUG, "Ignoring alerting, because callref not set. (not for us)\n");
return;
}
PDEBUG(DCALL, DEBUG_INFO, "Call is alerting\n");
if (use_mncc_sock) {
@ -719,6 +729,11 @@ static void _indicate_answer(int callref, const char *connectid)
}
void call_in_answer(int callref, const char *connectid)
{
if (!callref) {
PDEBUG(DCALL, DEBUG_DEBUG, "Ignoring answer, because callref not set. (not for us)\n");
return;
}
PDEBUG(DCALL, DEBUG_INFO, "Call has been answered by '%s'\n", connectid);
if (use_mncc_sock) {
@ -741,6 +756,11 @@ void call_in_answer(int callref, const char *connectid)
/* Transceiver indicates release. */
void call_in_release(int callref, int cause)
{
if (!callref) {
PDEBUG(DCALL, DEBUG_DEBUG, "Ignoring release, because callref not set. (not for us)\n");
return;
}
PDEBUG(DCALL, DEBUG_INFO, "Call has been released with cause=%d\n", cause);
if (use_mncc_sock) {
@ -784,6 +804,8 @@ void call_in_release(int callref, int cause)
/* forward audio to MNCC or call instance */
void call_tx_audio(int callref, int16_t *samples, int count)
{
if (!callref)
return;
if (use_mncc_sock) {
uint8_t buf[sizeof(struct gsm_data_frame) + count * sizeof(int16_t)];