MT#60476 Make `struct sdp_origin` a typedef

For the sake of simplicity in usage and also
visibility for rest of file implementers
via the types.h, turn `strct sdp_origin` into
the typedef `sdp_origin`.

Change-Id: I13e71b9bbc944cf2931afc4fbc2c3f465eea815c

daemon/sdp.c

@@ -102,7 +102,7 @@ TYPED_GQUEUE(sdp_media, struct sdp_media)
 
 struct sdp_session {
 	str s;
-	struct sdp_origin origin;
+	sdp_origin origin;
 	str session_name;
 	str session_timing; /* t= */
 	struct sdp_connection connection;
@@ -498,7 +498,7 @@ static int parse_address(struct network_address *address) {
 
 #define PARSE_INIT str v_str = output->strs.value; str *value_str = &v_str
 
-static int parse_origin(str *value_str, struct sdp_origin *output) {
+static int parse_origin(str *value_str, sdp_origin *output) {
 	if (output->parsed)
 		return -1;
 
@@ -2882,7 +2882,7 @@ static void sdp_version_replace(struct sdp_chopper *chop, sdp_sessions_q *sessio
 
 	for (__auto_type l = sessions->head; l; l = l->next) {
 		struct sdp_session *session = l->data;
-		struct sdp_origin *origin = &session->origin;
+		sdp_origin *origin = &session->origin;
 		// update string unconditionally to keep position tracking intact
 		chopper_replace(chop, &origin->version_str, &origin->version_output_pos, version_str, version_len);
 	}

include/call_interfaces.h

@@ -71,7 +71,7 @@ struct sdp_ng_flags {
 
 	/* keep session level attributes for internal proper parsing */
 	sdp_attr_q session_attributes;	// top-level (not part of an m= section) SDP session attributes
-	struct sdp_origin session_sdp_orig;
+	sdp_origin session_sdp_orig;
 	str session_sdp_name;
 	str session_timing; /* t= line */
 	int session_rr, session_rs; /* b= bandwidth per session level */

include/types.h

@@ -9,6 +9,7 @@ typedef struct ng_buffer ng_buffer;
 typedef struct call call_t;
 typedef struct stream_fd stream_fd;
 typedef struct rtp_payload_type rtp_payload_type;
+typedef struct sdp_origin sdp_origin;
 
 union sdp_attr_print_arg {
 	struct call_media *cm;