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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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835 lines
23 KiB
C
835 lines
23 KiB
C
/* GStreamer
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* Copyright (C) 2008 Wim Taymans <wim.taymans at gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#include <sys/ioctl.h>
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#include <gst/sdp/gstsdpmessage.h>
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#include "rtsp-client.h"
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#undef DEBUG
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G_DEFINE_TYPE (GstRTSPClient, gst_rtsp_client, G_TYPE_OBJECT);
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static void
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gst_rtsp_client_class_init (GstRTSPClientClass * klass)
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{
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GObjectClass *gobject_class;
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gobject_class = G_OBJECT_CLASS (klass);
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}
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static void
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gst_rtsp_client_init (GstRTSPClient * client)
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{
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}
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/**
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* gst_rtsp_client_new:
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*
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* Create a new #GstRTSPClient instance.
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*/
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GstRTSPClient *
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gst_rtsp_client_new (void)
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{
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GstRTSPClient *result;
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result = g_object_new (GST_TYPE_RTSP_CLIENT, NULL);
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return result;
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}
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static void
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handle_generic_response (GstRTSPClient *client, GstRTSPStatusCode code,
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GstRTSPMessage *request)
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{
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GstRTSPMessage response = { 0 };
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gst_rtsp_message_init_response (&response, code,
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gst_rtsp_status_as_text (code), request);
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gst_rtsp_connection_send (client->connection, &response, NULL);
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}
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static gboolean
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handle_teardown_response (GstRTSPClient *client, const gchar *uri, GstRTSPMessage *request)
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{
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GstRTSPResult res;
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GstRTSPSessionMedia *media;
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GstRTSPSession *session;
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gchar *sessid;
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GstRTSPMessage response = { 0 };
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GstRTSPStatusCode code;
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res = gst_rtsp_message_get_header (request, GST_RTSP_HDR_SESSION, &sessid, 0);
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if (res == GST_RTSP_OK) {
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/* we had a session in the request, find it again */
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if (!(session = gst_rtsp_session_pool_find (client->pool, sessid)))
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goto session_not_found;
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}
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else
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goto service_unavailable;
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/* get a handle to the configuration of the media in the session */
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media = gst_rtsp_session_get_media (session, client->media);
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if (!media)
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goto not_found;
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gst_rtsp_session_media_stop (media);
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gst_rtsp_session_pool_remove (client->pool, session);
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g_object_unref (session);
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/* remove the session id from the request, which will also remove it from the
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* response */
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gst_rtsp_message_remove_header (request, GST_RTSP_HDR_SESSION, -1);
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/* construct the response now */
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code = GST_RTSP_STS_OK;
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gst_rtsp_message_init_response (&response, code, gst_rtsp_status_as_text (code), request);
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gst_rtsp_connection_send (client->connection, &response, NULL);
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return FALSE;
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/* ERRORS */
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session_not_found:
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{
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handle_generic_response (client, GST_RTSP_STS_SESSION_NOT_FOUND, request);
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return FALSE;
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}
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service_unavailable:
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{
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return FALSE;
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}
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not_found:
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{
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handle_generic_response (client, GST_RTSP_STS_NOT_FOUND, request);
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return FALSE;
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}
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}
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static gboolean
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handle_pause_response (GstRTSPClient *client, const gchar *uri, GstRTSPMessage *request)
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{
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GstRTSPResult res;
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GstRTSPSessionMedia *media;
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GstRTSPSession *session;
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gchar *sessid;
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GstRTSPMessage response = { 0 };
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GstRTSPStatusCode code;
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res = gst_rtsp_message_get_header (request, GST_RTSP_HDR_SESSION, &sessid, 0);
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if (res == GST_RTSP_OK) {
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/* we had a session in the request, find it again */
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if (!(session = gst_rtsp_session_pool_find (client->pool, sessid)))
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goto session_not_found;
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}
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else
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goto service_unavailable;
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/* get a handle to the configuration of the media in the session */
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media = gst_rtsp_session_get_media (session, client->media);
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if (!media)
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goto not_found;
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gst_rtsp_session_media_pause (media);
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g_object_unref (session);
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/* construct the response now */
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code = GST_RTSP_STS_OK;
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gst_rtsp_message_init_response (&response, code, gst_rtsp_status_as_text (code), request);
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gst_rtsp_connection_send (client->connection, &response, NULL);
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return FALSE;
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/* ERRORS */
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session_not_found:
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{
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handle_generic_response (client, GST_RTSP_STS_SESSION_NOT_FOUND, request);
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return FALSE;
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}
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service_unavailable:
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{
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return FALSE;
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}
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not_found:
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{
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handle_generic_response (client, GST_RTSP_STS_NOT_FOUND, request);
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return FALSE;
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}
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}
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static gboolean
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handle_play_response (GstRTSPClient *client, const gchar *uri, GstRTSPMessage *request)
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{
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GstRTSPResult res;
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GstRTSPSessionMedia *media;
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GstRTSPSession *session;
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gchar *sessid;
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GstRTSPMessage response = { 0 };
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GstRTSPStatusCode code;
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GstStateChangeReturn ret;
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GString *rtpinfo;
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guint n_streams, i;
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guint timestamp, seqnum;
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res = gst_rtsp_message_get_header (request, GST_RTSP_HDR_SESSION, &sessid, 0);
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if (res == GST_RTSP_OK) {
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/* we had a session in the request, find it again */
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if (!(session = gst_rtsp_session_pool_find (client->pool, sessid)))
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goto session_not_found;
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}
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else
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goto service_unavailable;
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/* get a handle to the configuration of the media in the session */
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media = gst_rtsp_session_get_media (session, client->media);
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if (!media)
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goto not_found;
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/* wait for paused to get the caps */
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ret = gst_rtsp_session_media_pause (media);
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switch (ret) {
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case GST_STATE_CHANGE_NO_PREROLL:
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break;
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case GST_STATE_CHANGE_SUCCESS:
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break;
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case GST_STATE_CHANGE_FAILURE:
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goto service_unavailable;
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case GST_STATE_CHANGE_ASYNC:
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ret = gst_element_get_state (media->pipeline, NULL, NULL, -1);
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break;
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}
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/* grab RTPInfo from the payloaders now */
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rtpinfo = g_string_new ("");
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n_streams = gst_rtsp_media_n_streams (client->media);
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for (i = 0; i < n_streams; i++) {
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GstRTSPMediaStream *stream;
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stream = gst_rtsp_media_get_stream (client->media, i);
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g_object_get (G_OBJECT (stream->payloader), "seqnum", &seqnum, NULL);
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g_object_get (G_OBJECT (stream->payloader), "timestamp", ×tamp, NULL);
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if (i > 0)
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g_string_append (rtpinfo, ", ");
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g_string_append_printf (rtpinfo, "url=%s/stream=%d;seq=%u;rtptime=%u", uri, i, seqnum, timestamp);
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}
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/* construct the response now */
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code = GST_RTSP_STS_OK;
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gst_rtsp_message_init_response (&response, code, gst_rtsp_status_as_text (code), request);
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/* add the RTP-Info header */
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gst_rtsp_message_add_header (&response, GST_RTSP_HDR_RTP_INFO, rtpinfo->str);
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g_string_free (rtpinfo, TRUE);
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gst_rtsp_connection_send (client->connection, &response, NULL);
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/* start playing after sending the request */
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gst_rtsp_session_media_play (media);
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g_object_unref (session);
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return FALSE;
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/* ERRORS */
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session_not_found:
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{
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handle_generic_response (client, GST_RTSP_STS_SESSION_NOT_FOUND, request);
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return FALSE;
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}
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service_unavailable:
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{
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handle_generic_response (client, GST_RTSP_STS_SERVICE_UNAVAILABLE, request);
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return FALSE;
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}
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not_found:
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{
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handle_generic_response (client, GST_RTSP_STS_NOT_FOUND, request);
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return FALSE;
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}
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}
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static gboolean
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handle_setup_response (GstRTSPClient *client, const gchar *uri, GstRTSPMessage *request)
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{
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GstRTSPResult res;
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gchar *sessid;
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gchar *transport;
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gchar **transports;
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gboolean have_transport;
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GstRTSPTransport *ct, *st;
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GstRTSPSession *session;
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gint i;
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GstRTSPLowerTrans supported;
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GstRTSPMessage response = { 0 };
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GstRTSPStatusCode code;
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GstRTSPSessionStream *stream;
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gchar *trans_str, *pos;
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guint streamid;
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GstRTSPSessionMedia *media;
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gboolean need_session;
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/* find the media associated with the uri */
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if (client->media == NULL) {
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if ((client->media = gst_rtsp_media_new (uri)) == NULL)
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goto not_found;
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}
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/* parse the transport */
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res = gst_rtsp_message_get_header (request, GST_RTSP_HDR_TRANSPORT, &transport, 0);
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if (res != GST_RTSP_OK)
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goto unsupported_transports;
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transports = g_strsplit (transport, ",", 0);
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gst_rtsp_transport_new (&ct);
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/* loop through the transports, try to parse */
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have_transport = FALSE;
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for (i = 0; transports[i]; i++) {
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gst_rtsp_transport_init (ct);
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res = gst_rtsp_transport_parse (transports[i], ct);
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if (res == GST_RTSP_OK) {
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have_transport = TRUE;
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break;
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}
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}
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g_strfreev (transports);
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/* we have not found anything usable, error out */
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if (!have_transport) {
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gst_rtsp_transport_free (ct);
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goto unsupported_transports;
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}
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/* we have a valid transport, check if we can handle it */
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if (ct->trans != GST_RTSP_TRANS_RTP)
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goto unsupported_transports;
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if (ct->profile != GST_RTSP_PROFILE_AVP)
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goto unsupported_transports;
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supported = GST_RTSP_LOWER_TRANS_UDP |
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GST_RTSP_LOWER_TRANS_UDP_MCAST | GST_RTSP_LOWER_TRANS_TCP;
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if (!(ct->lower_transport & supported))
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goto unsupported_transports;
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/* a setup request creates a session for a client, check if the client already
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* sent a session id to us */
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res = gst_rtsp_message_get_header (request, GST_RTSP_HDR_SESSION, &sessid, 0);
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if (res == GST_RTSP_OK) {
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/* we had a session in the request, find it again */
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if (!(session = gst_rtsp_session_pool_find (client->pool, sessid)))
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goto session_not_found;
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need_session = FALSE;
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}
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else {
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/* create a session if this fails we probably reached our session limit or
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* something. */
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if (!(session = gst_rtsp_session_pool_create (client->pool)))
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goto service_unavailable;
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need_session = TRUE;
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}
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/* get a handle to the configuration of the media in the session */
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media = gst_rtsp_session_get_media (session, client->media);
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if (!media)
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goto not_found;
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/* parse the stream we need to configure */
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if (!(pos = strstr (uri, "stream=")))
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goto bad_request;
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pos += strlen ("stream=");
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if (sscanf (pos, "%u", &streamid) != 1)
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goto bad_request;
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/* get a handle to the stream in the media */
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stream = gst_rtsp_session_get_stream (media, streamid);
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/* setup the server transport from the client transport */
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st = gst_rtsp_session_stream_set_transport (stream, inet_ntoa (client->address.sin_addr), ct);
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/* serialize the server transport */
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trans_str = gst_rtsp_transport_as_text (st);
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/* construct the response now */
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code = GST_RTSP_STS_OK;
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gst_rtsp_message_init_response (&response, code, gst_rtsp_status_as_text (code), request);
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if (need_session)
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gst_rtsp_message_add_header (&response, GST_RTSP_HDR_SESSION, session->sessionid);
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gst_rtsp_message_add_header (&response, GST_RTSP_HDR_TRANSPORT, trans_str);
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g_free (trans_str);
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g_object_unref (session);
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gst_rtsp_connection_send (client->connection, &response, NULL);
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return TRUE;
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/* ERRORS */
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not_found:
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{
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handle_generic_response (client, GST_RTSP_STS_NOT_FOUND, request);
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return FALSE;
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}
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bad_request:
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{
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handle_generic_response (client, GST_RTSP_STS_BAD_REQUEST, request);
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return FALSE;
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}
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session_not_found:
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{
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handle_generic_response (client, GST_RTSP_STS_SESSION_NOT_FOUND, request);
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return FALSE;
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}
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unsupported_transports:
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{
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handle_generic_response (client, GST_RTSP_STS_UNSUPPORTED_TRANSPORT, request);
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return FALSE;
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}
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service_unavailable:
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{
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handle_generic_response (client, GST_RTSP_STS_SERVICE_UNAVAILABLE, request);
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return FALSE;
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}
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}
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static gboolean
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handle_describe_response (GstRTSPClient *client, const gchar *uri, GstRTSPMessage *request)
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{
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GstRTSPMessage response = { 0 };
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GstSDPMessage *sdp;
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guint n_streams, i;
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gchar *sdptext;
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GstRTSPMedia *media;
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GstElement *pipeline = NULL;
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/* check what kind of format is accepted */
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|
|
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/* for the describe we must generate an SDP */
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if (!(media = gst_rtsp_media_new (uri)))
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goto no_media;
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/* create a pipeline if we have to */
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if (pipeline == NULL) {
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pipeline = gst_pipeline_new ("client-pipeline");
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}
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/* prepare the media into the pipeline */
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if (!gst_rtsp_media_prepare (media, GST_BIN (pipeline)))
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goto no_media;
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|
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/* link fakesink to all stream pads and set the pipeline to PLAYING */
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n_streams = gst_rtsp_media_n_streams (media);
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for (i = 0; i < n_streams; i++) {
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GstRTSPMediaStream *stream;
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GstElement *sink;
|
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GstPad *sinkpad;
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|
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stream = gst_rtsp_media_get_stream (media, i);
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|
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sink = gst_element_factory_make ("fakesink", NULL);
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gst_bin_add (GST_BIN (pipeline), sink);
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|
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sinkpad = gst_element_get_static_pad (sink, "sink");
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gst_pad_link (stream->srcpad, sinkpad);
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gst_object_unref (sinkpad);
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}
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|
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/* now play and wait till we get the pads blocked. At that time the pipeline
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* is prerolled and we have the caps on the streams too. */
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gst_element_set_state (pipeline, GST_STATE_PLAYING);
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|
|
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/* wait for state change to complete */
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gst_element_get_state (pipeline, NULL, NULL, -1);
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|
|
/* we should now be able to construct the SDP message */
|
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gst_sdp_message_new (&sdp);
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|
|
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/* some standard things first */
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|
gst_sdp_message_set_version (sdp, "0");
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|
gst_sdp_message_set_origin (sdp, "-", "1188340656180883", "1", "IN", "IP4", "127.0.0.1");
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gst_sdp_message_set_session_name (sdp, "Session streamed with GStreamer");
|
|
gst_sdp_message_set_information (sdp, "rtsp-server");
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gst_sdp_message_add_time (sdp, "0", "0", NULL);
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gst_sdp_message_add_attribute (sdp, "tool", "GStreamer");
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|
gst_sdp_message_add_attribute (sdp, "type", "broadcast");
|
|
|
|
for (i = 0; i < n_streams; i++) {
|
|
GstRTSPMediaStream *stream;
|
|
GstSDPMedia *smedia;
|
|
GstStructure *s;
|
|
const gchar *caps_str, *caps_enc, *caps_params;
|
|
gchar *tmp;
|
|
gint caps_pt, caps_rate;
|
|
guint n_fields, j;
|
|
gboolean first;
|
|
GString *fmtp;
|
|
|
|
stream = gst_rtsp_media_get_stream (media, i);
|
|
gst_sdp_media_new (&smedia);
|
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|
|
s = gst_caps_get_structure (stream->caps, 0);
|
|
|
|
/* get media type and payload for the m= line */
|
|
caps_str = gst_structure_get_string (s, "media");
|
|
gst_sdp_media_set_media (smedia, caps_str);
|
|
|
|
gst_structure_get_int (s, "payload", &caps_pt);
|
|
tmp = g_strdup_printf ("%d", caps_pt);
|
|
gst_sdp_media_add_format (smedia, tmp);
|
|
g_free (tmp);
|
|
|
|
gst_sdp_media_set_port_info (smedia, 0, 1);
|
|
gst_sdp_media_set_proto (smedia, "RTP/AVP");
|
|
|
|
/* for the c= line */
|
|
gst_sdp_media_add_connection (smedia, "IN", "IP4", "127.0.0.1", 0, 0);
|
|
|
|
/* get clock-rate, media type and params for the rtpmap attribute */
|
|
gst_structure_get_int (s, "clock-rate", &caps_rate);
|
|
caps_enc = gst_structure_get_string (s, "encoding-name");
|
|
caps_params = gst_structure_get_string (s, "encoding-params");
|
|
|
|
if (caps_params)
|
|
tmp = g_strdup_printf ("%d %s/%d/%s", caps_pt, caps_enc, caps_rate,
|
|
caps_params);
|
|
else
|
|
tmp = g_strdup_printf ("%d %s/%d", caps_pt, caps_enc, caps_rate);
|
|
|
|
gst_sdp_media_add_attribute (smedia, "rtpmap", tmp);
|
|
g_free (tmp);
|
|
|
|
/* the config uri */
|
|
tmp = g_strdup_printf ("stream=%d", i);
|
|
gst_sdp_media_add_attribute (smedia, "control", tmp);
|
|
g_free (tmp);
|
|
|
|
/* collect all other properties and add them to fmtp */
|
|
fmtp = g_string_new ("");
|
|
g_string_append_printf (fmtp, "%d ", caps_pt);
|
|
first = TRUE;
|
|
n_fields = gst_structure_n_fields (s);
|
|
for (j = 0; j < n_fields; j++) {
|
|
const gchar *fname, *fval;
|
|
|
|
fname = gst_structure_nth_field_name (s, j);
|
|
|
|
/* filter out standard properties */
|
|
if (!strcmp (fname, "media"))
|
|
continue;
|
|
if (!strcmp (fname, "payload"))
|
|
continue;
|
|
if (!strcmp (fname, "clock-rate"))
|
|
continue;
|
|
if (!strcmp (fname, "encoding-name"))
|
|
continue;
|
|
if (!strcmp (fname, "encoding-params"))
|
|
continue;
|
|
if (!strcmp (fname, "ssrc"))
|
|
continue;
|
|
if (!strcmp (fname, "clock-base"))
|
|
continue;
|
|
if (!strcmp (fname, "seqnum-base"))
|
|
continue;
|
|
|
|
if ((fval = gst_structure_get_string (s, fname))) {
|
|
g_string_append_printf (fmtp, "%s%s=%s", first ? "":";", fname, fval);
|
|
first = FALSE;
|
|
}
|
|
}
|
|
if (!first) {
|
|
tmp = g_string_free (fmtp, FALSE);
|
|
gst_sdp_media_add_attribute (smedia, "fmtp", tmp);
|
|
g_free (tmp);
|
|
}
|
|
else {
|
|
g_string_free (fmtp, TRUE);
|
|
}
|
|
gst_sdp_message_add_media (sdp, smedia);
|
|
}
|
|
/* go back to NULL */
|
|
gst_element_set_state (pipeline, GST_STATE_NULL);
|
|
|
|
g_object_unref (media);
|
|
|
|
gst_object_unref (pipeline);
|
|
pipeline = NULL;
|
|
|
|
gst_rtsp_message_init_response (&response, GST_RTSP_STS_OK,
|
|
gst_rtsp_status_as_text (GST_RTSP_STS_OK), request);
|
|
|
|
/* add SDP to the response body */
|
|
sdptext = gst_sdp_message_as_text (sdp);
|
|
gst_rtsp_message_take_body (&response, (guint8 *)sdptext, strlen (sdptext));
|
|
gst_sdp_message_free (sdp);
|
|
|
|
gst_rtsp_connection_send (client->connection, &response, NULL);
|
|
|
|
return TRUE;
|
|
|
|
/* ERRORS */
|
|
no_media:
|
|
{
|
|
handle_generic_response (client, GST_RTSP_STS_NOT_FOUND, request);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
static void
|
|
handle_options_response (GstRTSPClient *client, const gchar *uri, GstRTSPMessage *request)
|
|
{
|
|
GstRTSPMessage response = { 0 };
|
|
GstRTSPMethod options;
|
|
GString *str;
|
|
|
|
gst_rtsp_message_init_response (&response, GST_RTSP_STS_OK,
|
|
gst_rtsp_status_as_text (GST_RTSP_STS_OK), request);
|
|
|
|
options = GST_RTSP_DESCRIBE |
|
|
GST_RTSP_OPTIONS |
|
|
// GST_RTSP_PAUSE |
|
|
GST_RTSP_PLAY |
|
|
GST_RTSP_SETUP |
|
|
GST_RTSP_TEARDOWN;
|
|
|
|
/* always return options.. */
|
|
str = g_string_new ("OPTIONS");
|
|
|
|
if (options & GST_RTSP_DESCRIBE)
|
|
g_string_append (str, ", DESCRIBE");
|
|
if (options & GST_RTSP_ANNOUNCE)
|
|
g_string_append (str, ", ANNOUNCE");
|
|
if (options & GST_RTSP_GET_PARAMETER)
|
|
g_string_append (str, ", GET_PARAMETER");
|
|
if (options & GST_RTSP_PAUSE)
|
|
g_string_append (str, ", PAUSE");
|
|
if (options & GST_RTSP_PLAY)
|
|
g_string_append (str, ", PLAY");
|
|
if (options & GST_RTSP_RECORD)
|
|
g_string_append (str, ", RECORD");
|
|
if (options & GST_RTSP_REDIRECT)
|
|
g_string_append (str, ", REDIRECT");
|
|
if (options & GST_RTSP_SETUP)
|
|
g_string_append (str, ", SETUP");
|
|
if (options & GST_RTSP_SET_PARAMETER)
|
|
g_string_append (str, ", SET_PARAMETER");
|
|
if (options & GST_RTSP_TEARDOWN)
|
|
g_string_append (str, ", TEARDOWN");
|
|
|
|
gst_rtsp_message_add_header (&response, GST_RTSP_HDR_PUBLIC, str->str);
|
|
|
|
g_string_free (str, TRUE);
|
|
|
|
gst_rtsp_connection_send (client->connection, &response, NULL);
|
|
}
|
|
|
|
/* this function runs in a client specific thread and handles all rtsp messages
|
|
* with the client */
|
|
static gpointer
|
|
handle_client (GstRTSPClient *client)
|
|
{
|
|
GstRTSPMessage request = { 0 };
|
|
GstRTSPResult res;
|
|
GstRTSPMethod method;
|
|
const gchar *uri;
|
|
GstRTSPVersion version;
|
|
|
|
while (TRUE) {
|
|
/* start by waiting for a message from the client */
|
|
res = gst_rtsp_connection_receive (client->connection, &request, NULL);
|
|
if (res < 0)
|
|
goto receive_failed;
|
|
|
|
#ifdef DEBUG
|
|
gst_rtsp_message_dump (&request);
|
|
#endif
|
|
|
|
gst_rtsp_message_parse_request (&request, &method, &uri, &version);
|
|
|
|
if (version != GST_RTSP_VERSION_1_0) {
|
|
/* we can only handle 1.0 requests */
|
|
handle_generic_response (client, GST_RTSP_STS_RTSP_VERSION_NOT_SUPPORTED, &request);
|
|
continue;
|
|
}
|
|
|
|
/* now see what is asked and dispatch to a dedicated handler */
|
|
switch (method) {
|
|
case GST_RTSP_OPTIONS:
|
|
handle_options_response (client, uri, &request);
|
|
break;
|
|
case GST_RTSP_DESCRIBE:
|
|
handle_describe_response (client, uri, &request);
|
|
break;
|
|
case GST_RTSP_SETUP:
|
|
handle_setup_response (client, uri, &request);
|
|
break;
|
|
case GST_RTSP_PLAY:
|
|
handle_play_response (client, uri, &request);
|
|
break;
|
|
case GST_RTSP_PAUSE:
|
|
handle_pause_response (client, uri, &request);
|
|
break;
|
|
case GST_RTSP_TEARDOWN:
|
|
handle_teardown_response (client, uri, &request);
|
|
break;
|
|
case GST_RTSP_ANNOUNCE:
|
|
case GST_RTSP_GET_PARAMETER:
|
|
case GST_RTSP_RECORD:
|
|
case GST_RTSP_REDIRECT:
|
|
case GST_RTSP_SET_PARAMETER:
|
|
handle_generic_response (client, GST_RTSP_STS_NOT_IMPLEMENTED, &request);
|
|
break;
|
|
case GST_RTSP_INVALID:
|
|
default:
|
|
handle_generic_response (client, GST_RTSP_STS_BAD_REQUEST, &request);
|
|
break;
|
|
}
|
|
}
|
|
g_object_unref (client);
|
|
return NULL;
|
|
|
|
/* ERRORS */
|
|
receive_failed:
|
|
{
|
|
g_print ("receive failed, disconnect client %p\n", client);
|
|
gst_rtsp_connection_close (client->connection);
|
|
g_object_unref (client);
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
/* called when we need to accept a new request from a client */
|
|
static gboolean
|
|
client_accept (GstRTSPClient *client, GIOChannel *source)
|
|
{
|
|
/* a new client connected. */
|
|
int server_sock_fd;
|
|
unsigned int address_len;
|
|
GstRTSPConnection *conn;
|
|
|
|
conn = client->connection;
|
|
|
|
server_sock_fd = g_io_channel_unix_get_fd (source);
|
|
|
|
address_len = sizeof (client->address);
|
|
memset (&client->address, 0, address_len);
|
|
|
|
conn->fd.fd = accept (server_sock_fd, (struct sockaddr *) &client->address,
|
|
&address_len);
|
|
if (conn->fd.fd == -1)
|
|
goto accept_failed;
|
|
|
|
g_print ("added new client %p ip %s with fd %d\n", client,
|
|
inet_ntoa (client->address.sin_addr), conn->fd.fd);
|
|
|
|
/* FIXME some hackery, we need to have a connection method to accept server
|
|
* connections */
|
|
gst_poll_add_fd (conn->fdset, &conn->fd);
|
|
|
|
return TRUE;
|
|
|
|
/* ERRORS */
|
|
accept_failed:
|
|
{
|
|
g_error ("Could not accept client on server socket %d: %s (%d)",
|
|
server_sock_fd, g_strerror (errno), errno);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* gst_rtsp_client_set_session_pool:
|
|
* @client: a #GstRTSPClient
|
|
* @pool: a #GstRTSPSessionPool
|
|
*
|
|
* Set @pool as the sessionpool for @client which it will use to find
|
|
* or allocate sessions.
|
|
*/
|
|
void
|
|
gst_rtsp_client_set_session_pool (GstRTSPClient *client, GstRTSPSessionPool *pool)
|
|
{
|
|
GstRTSPSessionPool *old;
|
|
|
|
old = client->pool;
|
|
if (pool)
|
|
g_object_ref (pool);
|
|
client->pool = pool;
|
|
if (old)
|
|
g_object_unref (old);
|
|
}
|
|
|
|
/**
|
|
* gst_rtsp_client_get_session_pool:
|
|
* @client: a #GstRTSPClient
|
|
*
|
|
* Get the #GstRTSPSessionPool object that @client uses to manage its sessions.
|
|
*
|
|
* Returns: a #GstRTSPSessionPool, unref after usage.
|
|
*/
|
|
GstRTSPSessionPool *
|
|
gst_rtsp_client_get_session_pool (GstRTSPClient *client)
|
|
{
|
|
GstRTSPSessionPool *result;
|
|
|
|
if ((result = client->pool))
|
|
g_object_ref (result);
|
|
|
|
return result;
|
|
}
|
|
|
|
|
|
/**
|
|
* gst_rtsp_client_attach:
|
|
* @client: a #GstRTSPClient
|
|
* @context: a #GMainContext
|
|
*
|
|
* Attaches @client to @context. When the mainloop for @context is run, the
|
|
* client will be dispatched.
|
|
*
|
|
* This function should be called when the client properties and urls are fully
|
|
* configured and the client is ready to start.
|
|
*
|
|
* Returns: %TRUE if the client could be accepted.
|
|
*/
|
|
gboolean
|
|
gst_rtsp_client_accept (GstRTSPClient *client, GIOChannel *source)
|
|
{
|
|
gst_rtsp_connection_create (NULL, &client->connection);
|
|
|
|
if (!client_accept (client, source))
|
|
goto accept_failed;
|
|
|
|
/* client accepted, spawn a thread for the client */
|
|
g_object_ref (client);
|
|
client->thread = g_thread_create ((GThreadFunc)handle_client, client, TRUE, NULL);
|
|
|
|
return TRUE;
|
|
|
|
/* ERRORS */
|
|
accept_failed:
|
|
{
|
|
gst_rtsp_connection_close (client->connection);
|
|
return FALSE;
|
|
}
|
|
}
|