ua,call: add API for rejecting incoming call

cspiel1 · Nov 28, 2024 · 1f2f3de · 1f2f3de
1 parent 6d9a4a2
commit 1f2f3de
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Showing 3 changed files with 71 additions and 0 deletions.
diff --git a/include/baresip.h b/include/baresip.h
@@ -222,6 +222,8 @@ int  call_progress_dir(struct call *call,
 		       enum sdp_dir adir, enum sdp_dir vdir);
 int  call_progress(struct call *call);
 void call_hangup(struct call *call, uint16_t scode, const char *reason);
+void call_reject(struct call *call, uint16_t scode, const char *reason,
+		 const char *fmt, ...);
 int  call_modify(struct call *call);
 int  call_hold(struct call *call, bool hold);
 void call_set_audio_ldir(struct call *call, enum sdp_dir dir);
@@ -916,6 +918,8 @@ int  ua_connect_dir(struct ua *ua, struct call **callp,
 		    enum vidmode vmode, enum sdp_dir adir, enum sdp_dir vdir);
 void ua_hangup(struct ua *ua, struct call *call,
 	       uint16_t scode, const char *reason);
+void ua_reject(struct ua *ua, struct call *call,
+	       uint16_t scode, const char *reason, const char *fmt, ...);
 int  ua_accept(struct ua *ua, const struct sip_msg *msg);
 int  ua_answer(struct ua *ua, struct call *call, enum vidmode vmode);
 int  ua_hold_answer(struct ua *ua, struct call *call, enum vidmode vmode);

diff --git a/src/call.c b/src/call.c
@@ -1162,6 +1162,39 @@ void call_hangup(struct call *call, uint16_t scode, const char *reason)
 }
 
 
+/**
+ * Reject an incoming call
+ *
+ * @param call   Call to reject, or NULL for current call
+ * @param scode  Optional status code
+ * @param reason Optional reason
+ * @param fmt    Formatted headers
+ * @param ...    Variable arguments
+ */
+void call_reject(struct call *call, uint16_t scode, const char *reason,
+		 const char *fmt, ...)
+{
+	if (!scode)
+		scode = 486;
+
+	if (!str_isset(reason))
+		reason = "Busy Here";
+
+	info("call: rejecting incoming call from %s (%u %s)\n",
+	     call->peer_uri, scode, reason);
+
+	va_list ap;
+	va_start(ap, fmt);
+	(void)sipsess_reject(call->sess, scode, reason,
+			     fmt ? "%v" : NULL, fmt, &ap);
+	va_end(ap);
+
+	set_state(call, CALL_STATE_TERMINATED);
+
+	call_stream_stop(call);
+}
+
+
 /**
  * Send a SIP 183 Session Progress with configured media
  *

diff --git a/src/ua.c b/src/ua.c
@@ -1446,6 +1446,40 @@ void ua_hangup(struct ua *ua, struct call *call,
 }
 
 
+/**
+ * Reject an incoming call
+ *
+ * @param ua     User-Agent
+ * @param call   Call to reject, or NULL for current call
+ * @param scode  Optional status code
+ * @param reason Optional reason
+ * @param fmt    Formatted headers
+ * @param ...    Variable arguments
+ */
+void ua_reject(struct ua *ua, struct call *call,
+	       uint16_t scode, const char *reason, const char *fmt, ...)
+{
+	if (!ua)
+		return;
+
+	if (!call) {
+		call = ua_call(ua);
+		if (!call)
+			return;
+	}
+
+	va_list ap;
+	va_start(ap, fmt);
+	call_reject(call, scode, reason, fmt ? "%v" : NULL, fmt, &ap);
+	va_end(ap);
+
+	bevent_call_emit(UA_EVENT_CALL_CLOSED, call,
+			 reason ? reason : "Rejected by user");
+
+	mem_deref(call);
+}
+
+
 /**
  * Answer an incoming call
  *