[layer23] Call application sends CC Capability on incoming call

It is required to make DTMF work on incoming calls also.

diff --git a/src/host/layer23/src/mobile/mnccms.c b/src/host/layer23/src/mobile/mnccms.c
index d39229a..6997993 100644 (file)
--- a/src/host/layer23/src/mobile/mnccms.c
+++ b/src/host/layer23/src/mobile/mnccms.c
@@ -434,6 +434,11 @@ int mncc_recv_mobile(struct osmocom_ms *ms, int msg_type, void *arg)
                else if (data->bearer_cap.speech_ver[1] >= 0
                      || speech_ver != 0)
                        mncc_set_bearer(ms, speech_ver, &mncc);
+               /* CC capabilities (optional) */
+               if (ms->settings.cc_dtmf) {
+                       mncc.fields |= MNCC_F_CCCAP;
+                       mncc.cccap.dtmf = 1;
+               }
                mncc_send(ms, MNCC_CALL_CONF_REQ, &mncc);
                if (first_call)
                        LOGP(DMNCC, LOGL_INFO, "Ring!\n");