baresip with SIP over Websockets

baresip-sip-websock.patch

diff --git a/src/reg.c b/src/reg.c
index 198164c..874a6aa 100644
--- a/src/reg.c
+++ b/src/reg.c
@@ -48,6 +48,8 @@ static int sipmsg_af(const struct sip_msg *msg)
 
 	case SIP_TRANSP_TCP:
 	case SIP_TRANSP_TLS:
+	case SIP_TRANSP_WS:
+	case SIP_TRANSP_WSS:
 		err = tcp_conn_local_get(sip_msg_tcpconn(msg), &laddr);
 		break;
 
diff --git a/src/ua.c b/src/ua.c
index a05fecf..b5de856 100644
--- a/src/ua.c
+++ b/src/ua.c
@@ -1286,6 +1286,23 @@ static int add_transp_af(const struct sa *laddr)
 	}
 #endif
 
+	err = sip_transp_add_websock(uag.sip, SIP_TRANSP_WS, &local,
+				     false, NULL);
+	if (err) {
+		warning("ua: could not add Websock transport (%m)\n", err);
+		return err;
+	}
+
+#ifdef USE_TLS
+	err = sip_transp_add_websock(uag.sip, SIP_TRANSP_WSS, &local,
+				     false, uag.cfg->cert);
+	if (err) {
+		warning("ua: could not add secure Websock transport (%m)\n",
+			err);
+		return err;
+	}
+#endif
+
 	return err;
 }