common code: Check and ignore events without callref set
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f39ee2f15a
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@ -612,6 +612,11 @@ void process_call(int c)
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/* Setup is received from transceiver. */
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int call_in_setup(int callref, const char *callerid, const char *dialing)
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{
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if (!callref) {
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PDEBUG(DCALL, DEBUG_DEBUG, "Ignoring setup, because callref not set. (not for us)\n");
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return -CAUSE_INVALCALLREF;
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}
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if (callref < 0x4000000) {
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PDEBUG(DCALL, DEBUG_ERROR, "Invalid callref from mobile station, please fix!\n");
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abort();
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@ -676,6 +681,11 @@ int call_in_setup(int callref, const char *callerid, const char *dialing)
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/* Transceiver indicates alerting. */
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void call_in_alerting(int callref)
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{
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if (!callref) {
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PDEBUG(DCALL, DEBUG_DEBUG, "Ignoring alerting, because callref not set. (not for us)\n");
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return;
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}
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PDEBUG(DCALL, DEBUG_INFO, "Call is alerting\n");
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if (use_mncc_sock) {
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@ -719,6 +729,11 @@ static void _indicate_answer(int callref, const char *connectid)
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}
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void call_in_answer(int callref, const char *connectid)
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{
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if (!callref) {
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PDEBUG(DCALL, DEBUG_DEBUG, "Ignoring answer, because callref not set. (not for us)\n");
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return;
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}
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PDEBUG(DCALL, DEBUG_INFO, "Call has been answered by '%s'\n", connectid);
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if (use_mncc_sock) {
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@ -741,6 +756,11 @@ void call_in_answer(int callref, const char *connectid)
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/* Transceiver indicates release. */
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void call_in_release(int callref, int cause)
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{
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if (!callref) {
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PDEBUG(DCALL, DEBUG_DEBUG, "Ignoring release, because callref not set. (not for us)\n");
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return;
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}
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PDEBUG(DCALL, DEBUG_INFO, "Call has been released with cause=%d\n", cause);
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if (use_mncc_sock) {
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@ -784,6 +804,8 @@ void call_in_release(int callref, int cause)
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/* forward audio to MNCC or call instance */
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void call_tx_audio(int callref, int16_t *samples, int count)
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{
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if (!callref)
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return;
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if (use_mncc_sock) {
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uint8_t buf[sizeof(struct gsm_data_frame) + count * sizeof(int16_t)];
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