diff options
Diffstat (limited to 'src/sip.c')
| -rw-r--r-- | src/sip.c | 19 |
1 files changed, 19 insertions, 0 deletions
@@ -37,6 +37,7 @@ extern void *tall_mncc_ctx; static void sip_release_call(struct call_leg *_leg); static void sip_ring_call(struct call_leg *_leg); static void sip_connect_call(struct call_leg *_leg); +static void sip_dtmf_call(struct call_leg *_leg, int keypad); static void call_progress(struct sip_call_leg *leg, const sip_t *sip) { @@ -131,6 +132,7 @@ static void new_call(struct sip_agent *agent, nua_handle_t *nh, leg->base.release_call = sip_release_call; leg->base.ring_call = sip_ring_call; leg->base.connect_call = sip_connect_call; + leg->base.dtmf = sip_dtmf_call; leg->agent = agent; leg->nua_handle = nh; nua_handle_bind(nh, leg); @@ -288,6 +290,22 @@ static void sip_connect_call(struct call_leg *_leg) talloc_free(sdp); } +static void sip_dtmf_call(struct call_leg *_leg, int keypad) +{ + struct sip_call_leg *leg; + char *buf; + + OSMO_ASSERT(_leg->type == CALL_TYPE_SIP); + leg = (struct sip_call_leg *) _leg; + + buf = talloc_asprintf(leg, "Signal=%c\nDuration=160\n", keypad); + nua_info(leg->nua_handle, + NUTAG_MEDIA_ENABLE(0), + SIPTAG_CONTENT_TYPE_STR("application/dtmf-relay"), + SIPTAG_PAYLOAD_STR(buf), TAG_END()); + talloc_free(buf); +} + static int send_invite(struct sip_agent *agent, struct sip_call_leg *leg, const char *calling_num, const char *called_num) { @@ -334,6 +352,7 @@ int sip_create_remote_leg(struct sip_agent *agent, struct call *call) leg->base.type = CALL_TYPE_SIP; leg->base.call = call; leg->base.release_call = sip_release_call; + leg->base.dtmf = sip_dtmf_call; leg->agent = agent; leg->nua_handle = nua_handle(agent->nua, leg, TAG_END()); |