gstreamer/gst/tcp/gsttcp.c

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/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
* Copyright (C) <2004> Thomas Vander Stichele <thomas at apestaart dot org>
*
* gsttcp.c: TCP functions
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <unistd.h>
#include <sys/ioctl.h>
#ifdef HAVE_FIONREAD_IN_SYS_FILIO
#include <sys/filio.h>
#endif
#include "gsttcp.h"
#include <gst/gst-i18n-plugin.h>
GST_DEBUG_CATEGORY_EXTERN (tcp_debug);
#define GST_CAT_DEFAULT tcp_debug
#ifndef MSG_NOSIGNAL
#define MSG_NOSIGNAL 0
#endif
/* resolve host to IP address, throwing errors if it fails */
/* host can already be an IP address */
/* returns a newly allocated gchar * with the dotted ip address,
or NULL, in which case it already fired an error. */
gchar *
gst_tcp_host_to_ip (GstElement * element, const gchar * host)
{
struct hostent *hostinfo;
char **addrs;
gchar *ip;
struct in_addr addr;
GST_DEBUG_OBJECT (element, "resolving host %s", host);
Ported tcp plugins to 0.9. Original commit message from CVS: * configure.ac: * gst/tcp/Makefile.am: * gst/tcp/README: * gst/tcp/gstmultifdsink.c: (gst_multifdsink_get_type), (gst_multifdsink_base_init), (gst_multifdsink_class_init), (gst_multifdsink_init), (gst_multifdsink_remove_client_link), (is_sync_frame), (gst_multifdsink_handle_client_write), (gst_multifdsink_render), (gst_multifdsink_start), (gst_multifdsink_stop), (gst_multifdsink_change_state): * gst/tcp/gstmultifdsink.h: * gst/tcp/gsttcp.c: (gst_tcp_host_to_ip), (gst_tcp_gdp_read_buffer), (gst_tcp_gdp_read_caps), (gst_tcp_gdp_write_buffer), (gst_tcp_gdp_write_caps): * gst/tcp/gsttcp.h: * gst/tcp/gsttcpclientsink.c: (gst_tcpclientsink_class_init), (gst_tcpclientsink_init), (gst_tcpclientsink_setcaps), (gst_tcpclientsink_render), (gst_tcpclientsink_start), (gst_tcpclientsink_stop), (gst_tcpclientsink_change_state): * gst/tcp/gsttcpclientsink.h: * gst/tcp/gsttcpclientsrc.c: (gst_tcpclientsrc_get_type), (gst_tcpclientsrc_base_init), (gst_tcpclientsrc_class_init), (gst_tcpclientsrc_init), (gst_tcpclientsrc_getcaps), (gst_tcpclientsrc_create), (gst_tcpclientsrc_start), (gst_tcpclientsrc_stop), (gst_tcpclientsrc_unlock): * gst/tcp/gsttcpclientsrc.h: * gst/tcp/gsttcpplugin.c: (plugin_init): * gst/tcp/gsttcpserversink.c: (gst_tcpserversink_class_init): * gst/tcp/gsttcpserversink.h: * gst/tcp/gsttcpserversrc.c: (gst_tcpserversrc_get_type), (gst_tcpserversrc_base_init), (gst_tcpserversrc_class_init), (gst_tcpserversrc_init), (gst_tcpserversrc_finalize), (gst_tcpserversrc_create), (gst_tcpserversrc_start), (gst_tcpserversrc_stop): * gst/tcp/gsttcpserversrc.h: * gst/tcp/gsttcpsink.c: * gst/tcp/gsttcpsink.h: * gst/tcp/gsttcpsrc.c: * gst/tcp/gsttcpsrc.h: Ported tcp plugins to 0.9.
2005-07-05 10:21:40 +00:00
/* first check if it already is an IP address */
if (inet_aton (host, &addr)) {
ip = g_strdup (host);
goto beach;
}
/* FIXME: could do a localhost check here */
/* perform a name lookup */
Ported tcp plugins to 0.9. Original commit message from CVS: * configure.ac: * gst/tcp/Makefile.am: * gst/tcp/README: * gst/tcp/gstmultifdsink.c: (gst_multifdsink_get_type), (gst_multifdsink_base_init), (gst_multifdsink_class_init), (gst_multifdsink_init), (gst_multifdsink_remove_client_link), (is_sync_frame), (gst_multifdsink_handle_client_write), (gst_multifdsink_render), (gst_multifdsink_start), (gst_multifdsink_stop), (gst_multifdsink_change_state): * gst/tcp/gstmultifdsink.h: * gst/tcp/gsttcp.c: (gst_tcp_host_to_ip), (gst_tcp_gdp_read_buffer), (gst_tcp_gdp_read_caps), (gst_tcp_gdp_write_buffer), (gst_tcp_gdp_write_caps): * gst/tcp/gsttcp.h: * gst/tcp/gsttcpclientsink.c: (gst_tcpclientsink_class_init), (gst_tcpclientsink_init), (gst_tcpclientsink_setcaps), (gst_tcpclientsink_render), (gst_tcpclientsink_start), (gst_tcpclientsink_stop), (gst_tcpclientsink_change_state): * gst/tcp/gsttcpclientsink.h: * gst/tcp/gsttcpclientsrc.c: (gst_tcpclientsrc_get_type), (gst_tcpclientsrc_base_init), (gst_tcpclientsrc_class_init), (gst_tcpclientsrc_init), (gst_tcpclientsrc_getcaps), (gst_tcpclientsrc_create), (gst_tcpclientsrc_start), (gst_tcpclientsrc_stop), (gst_tcpclientsrc_unlock): * gst/tcp/gsttcpclientsrc.h: * gst/tcp/gsttcpplugin.c: (plugin_init): * gst/tcp/gsttcpserversink.c: (gst_tcpserversink_class_init): * gst/tcp/gsttcpserversink.h: * gst/tcp/gsttcpserversrc.c: (gst_tcpserversrc_get_type), (gst_tcpserversrc_base_init), (gst_tcpserversrc_class_init), (gst_tcpserversrc_init), (gst_tcpserversrc_finalize), (gst_tcpserversrc_create), (gst_tcpserversrc_start), (gst_tcpserversrc_stop): * gst/tcp/gsttcpserversrc.h: * gst/tcp/gsttcpsink.c: * gst/tcp/gsttcpsink.h: * gst/tcp/gsttcpsrc.c: * gst/tcp/gsttcpsrc.h: Ported tcp plugins to 0.9.
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if (!(hostinfo = gethostbyname (host)))
goto resolve_error;
Ported tcp plugins to 0.9. Original commit message from CVS: * configure.ac: * gst/tcp/Makefile.am: * gst/tcp/README: * gst/tcp/gstmultifdsink.c: (gst_multifdsink_get_type), (gst_multifdsink_base_init), (gst_multifdsink_class_init), (gst_multifdsink_init), (gst_multifdsink_remove_client_link), (is_sync_frame), (gst_multifdsink_handle_client_write), (gst_multifdsink_render), (gst_multifdsink_start), (gst_multifdsink_stop), (gst_multifdsink_change_state): * gst/tcp/gstmultifdsink.h: * gst/tcp/gsttcp.c: (gst_tcp_host_to_ip), (gst_tcp_gdp_read_buffer), (gst_tcp_gdp_read_caps), (gst_tcp_gdp_write_buffer), (gst_tcp_gdp_write_caps): * gst/tcp/gsttcp.h: * gst/tcp/gsttcpclientsink.c: (gst_tcpclientsink_class_init), (gst_tcpclientsink_init), (gst_tcpclientsink_setcaps), (gst_tcpclientsink_render), (gst_tcpclientsink_start), (gst_tcpclientsink_stop), (gst_tcpclientsink_change_state): * gst/tcp/gsttcpclientsink.h: * gst/tcp/gsttcpclientsrc.c: (gst_tcpclientsrc_get_type), (gst_tcpclientsrc_base_init), (gst_tcpclientsrc_class_init), (gst_tcpclientsrc_init), (gst_tcpclientsrc_getcaps), (gst_tcpclientsrc_create), (gst_tcpclientsrc_start), (gst_tcpclientsrc_stop), (gst_tcpclientsrc_unlock): * gst/tcp/gsttcpclientsrc.h: * gst/tcp/gsttcpplugin.c: (plugin_init): * gst/tcp/gsttcpserversink.c: (gst_tcpserversink_class_init): * gst/tcp/gsttcpserversink.h: * gst/tcp/gsttcpserversrc.c: (gst_tcpserversrc_get_type), (gst_tcpserversrc_base_init), (gst_tcpserversrc_class_init), (gst_tcpserversrc_init), (gst_tcpserversrc_finalize), (gst_tcpserversrc_create), (gst_tcpserversrc_start), (gst_tcpserversrc_stop): * gst/tcp/gsttcpserversrc.h: * gst/tcp/gsttcpsink.c: * gst/tcp/gsttcpsink.h: * gst/tcp/gsttcpsrc.c: * gst/tcp/gsttcpsrc.h: Ported tcp plugins to 0.9.
2005-07-05 10:21:40 +00:00
if (hostinfo->h_addrtype != AF_INET)
goto not_ip;
addrs = hostinfo->h_addr_list;
Ported tcp plugins to 0.9. Original commit message from CVS: * configure.ac: * gst/tcp/Makefile.am: * gst/tcp/README: * gst/tcp/gstmultifdsink.c: (gst_multifdsink_get_type), (gst_multifdsink_base_init), (gst_multifdsink_class_init), (gst_multifdsink_init), (gst_multifdsink_remove_client_link), (is_sync_frame), (gst_multifdsink_handle_client_write), (gst_multifdsink_render), (gst_multifdsink_start), (gst_multifdsink_stop), (gst_multifdsink_change_state): * gst/tcp/gstmultifdsink.h: * gst/tcp/gsttcp.c: (gst_tcp_host_to_ip), (gst_tcp_gdp_read_buffer), (gst_tcp_gdp_read_caps), (gst_tcp_gdp_write_buffer), (gst_tcp_gdp_write_caps): * gst/tcp/gsttcp.h: * gst/tcp/gsttcpclientsink.c: (gst_tcpclientsink_class_init), (gst_tcpclientsink_init), (gst_tcpclientsink_setcaps), (gst_tcpclientsink_render), (gst_tcpclientsink_start), (gst_tcpclientsink_stop), (gst_tcpclientsink_change_state): * gst/tcp/gsttcpclientsink.h: * gst/tcp/gsttcpclientsrc.c: (gst_tcpclientsrc_get_type), (gst_tcpclientsrc_base_init), (gst_tcpclientsrc_class_init), (gst_tcpclientsrc_init), (gst_tcpclientsrc_getcaps), (gst_tcpclientsrc_create), (gst_tcpclientsrc_start), (gst_tcpclientsrc_stop), (gst_tcpclientsrc_unlock): * gst/tcp/gsttcpclientsrc.h: * gst/tcp/gsttcpplugin.c: (plugin_init): * gst/tcp/gsttcpserversink.c: (gst_tcpserversink_class_init): * gst/tcp/gsttcpserversink.h: * gst/tcp/gsttcpserversrc.c: (gst_tcpserversrc_get_type), (gst_tcpserversrc_base_init), (gst_tcpserversrc_class_init), (gst_tcpserversrc_init), (gst_tcpserversrc_finalize), (gst_tcpserversrc_create), (gst_tcpserversrc_start), (gst_tcpserversrc_stop): * gst/tcp/gsttcpserversrc.h: * gst/tcp/gsttcpsink.c: * gst/tcp/gsttcpsink.h: * gst/tcp/gsttcpsrc.c: * gst/tcp/gsttcpsrc.h: Ported tcp plugins to 0.9.
2005-07-05 10:21:40 +00:00
/* There could be more than one IP address, but we just return the first */
ip = g_strdup (inet_ntoa (*(struct in_addr *) *addrs));
beach:
GST_DEBUG_OBJECT (element, "resolved to IP %s", ip);
return ip;
Ported tcp plugins to 0.9. Original commit message from CVS: * configure.ac: * gst/tcp/Makefile.am: * gst/tcp/README: * gst/tcp/gstmultifdsink.c: (gst_multifdsink_get_type), (gst_multifdsink_base_init), (gst_multifdsink_class_init), (gst_multifdsink_init), (gst_multifdsink_remove_client_link), (is_sync_frame), (gst_multifdsink_handle_client_write), (gst_multifdsink_render), (gst_multifdsink_start), (gst_multifdsink_stop), (gst_multifdsink_change_state): * gst/tcp/gstmultifdsink.h: * gst/tcp/gsttcp.c: (gst_tcp_host_to_ip), (gst_tcp_gdp_read_buffer), (gst_tcp_gdp_read_caps), (gst_tcp_gdp_write_buffer), (gst_tcp_gdp_write_caps): * gst/tcp/gsttcp.h: * gst/tcp/gsttcpclientsink.c: (gst_tcpclientsink_class_init), (gst_tcpclientsink_init), (gst_tcpclientsink_setcaps), (gst_tcpclientsink_render), (gst_tcpclientsink_start), (gst_tcpclientsink_stop), (gst_tcpclientsink_change_state): * gst/tcp/gsttcpclientsink.h: * gst/tcp/gsttcpclientsrc.c: (gst_tcpclientsrc_get_type), (gst_tcpclientsrc_base_init), (gst_tcpclientsrc_class_init), (gst_tcpclientsrc_init), (gst_tcpclientsrc_getcaps), (gst_tcpclientsrc_create), (gst_tcpclientsrc_start), (gst_tcpclientsrc_stop), (gst_tcpclientsrc_unlock): * gst/tcp/gsttcpclientsrc.h: * gst/tcp/gsttcpplugin.c: (plugin_init): * gst/tcp/gsttcpserversink.c: (gst_tcpserversink_class_init): * gst/tcp/gsttcpserversink.h: * gst/tcp/gsttcpserversrc.c: (gst_tcpserversrc_get_type), (gst_tcpserversrc_base_init), (gst_tcpserversrc_class_init), (gst_tcpserversrc_init), (gst_tcpserversrc_finalize), (gst_tcpserversrc_create), (gst_tcpserversrc_start), (gst_tcpserversrc_stop): * gst/tcp/gsttcpserversrc.h: * gst/tcp/gsttcpsink.c: * gst/tcp/gsttcpsink.h: * gst/tcp/gsttcpsrc.c: * gst/tcp/gsttcpsrc.h: Ported tcp plugins to 0.9.
2005-07-05 10:21:40 +00:00
resolve_error:
{
GST_ELEMENT_ERROR (element, RESOURCE, NOT_FOUND, (NULL),
("Could not find IP address for host \"%s\".", host));
return NULL;
}
not_ip:
{
GST_ELEMENT_ERROR (element, RESOURCE, NOT_FOUND, (NULL),
("host \"%s\" is not an IP host", host));
return NULL;
}
}
/* write buffer to given socket incrementally.
* Returns number of bytes written.
*/
gint
gst_tcp_socket_write (int socket, const void *buf, size_t count)
{
size_t bytes_written = 0;
while (bytes_written < count) {
ext/gnomevfs/: Fix URI interface implementation return type. Original commit message from CVS: 2006-10-10 Zaheer Abbas Merali <zaheerabbas at merali dot org> Patch by: Josep Torre Valles <josep@fluendo.com> * ext/gnomevfs/gstgnomevfssink.c: * ext/gnomevfs/gstgnomevfssrc.c: Fix URI interface implementation return type. * ext/pango/gsttextoverlay.c: (gst_text_overlay_set_property): Fix what looks like a copy/paste issue when assigning values. * gst-libs/gst/audio/gstaudiofiltertemplate.c: (gst_audio_filter_template_get_type): Cast to prevent Forte warnings. * gst-libs/gst/cdda/gstcddabasesrc.c: (gst_cdda_base_src_create): Fix URI interface implementation return type. gst_pad_query_position requires a signed integer pointer as 3rd parameter, GstClockTime is unsigned. * gst/audioconvert/audioconvert.c: Fix integer overflow when treated as signed. * gst/audioresample/resample.c: (resample_add_input_data): Cast to prevent warnings on Forte. * gst/ffmpegcolorspace/imgconvert.c: (build_rgb_palette): Fix integer overflow when treated as signed. * gst/ffmpegcolorspace/imgconvert_template.h: Fix integer overflow when treated as signed. RGBA_OUT shifts bits. * gst/playback/gstdecodebin.c: (queue_filled_cb), (cleanup_decodebin): Who initialises a guint to -1! Cast function pointers to prevent warnings on Forte. * gst/playback/gstplaybasebin.c: (queue_deadlock_check), (queue_threshold_reached): Cast function pointers correctly to prevent warnings on Forte. * gst/playback/gststreaminfo.c: (gst_stream_info_dispose): Cast function pointers correctly to prevent warnings on Forte. * gst/subparse/gstssaparse.c: (gst_ssa_parse_setcaps): Obvious change to unsigned, 0xEF > max signed char. * gst/tcp/gstmultifdsink.c: (get_buffers_max), (count_burst_unit): GstClockTime is unsigned, initialise correctly. * gst/tcp/gsttcp.c: (gst_tcp_socket_write): Cast so pointer arithemetic doesn't cause warnings on Forte. * gst/videorate/gstvideorate.c: Use correct return value. * tests/examples/seek/scrubby.c: GstClockTime is unsigned, initialise correctly.
2006-10-10 12:49:03 +00:00
ssize_t wrote = send (socket, (const char *) buf + bytes_written,
count - bytes_written, MSG_NOSIGNAL);
if (wrote <= 0) {
GST_WARNING ("error while writing");
return bytes_written;
}
bytes_written += wrote;
}
GST_LOG ("wrote %" G_GSIZE_FORMAT " bytes successfully", bytes_written);
return bytes_written;
}
/* close the socket and reset the fd. Used to clean up after errors. */
void
gst/tcp/: Removed fdset and stress test, they are now known as GstPoll in core. Original commit message from CVS: Patch by: Peter Kjellerstedt <pkj at axis com> * gst/tcp/Makefile.am: * gst/tcp/fdsetstress.c: * gst/tcp/gstfdset.c: * gst/tcp/gstfdset.h: Removed fdset and stress test, they are now known as GstPoll in core. * gst/tcp/gstmultifdsink.c: (gst_multi_fd_sink_class_init), (gst_multi_fd_sink_add_full), (gst_multi_fd_sink_remove), (gst_multi_fd_sink_clear), (gst_multi_fd_sink_remove_client_link), (gst_multi_fd_sink_handle_client_write), (gst_multi_fd_sink_queue_buffer), (gst_multi_fd_sink_handle_clients), (gst_multi_fd_sink_start), (gst_multi_fd_sink_stop): * gst/tcp/gstmultifdsink.h: * gst/tcp/gsttcp.c: (gst_tcp_socket_read), (gst_tcp_socket_close), (gst_tcp_read_buffer), (gst_tcp_gdp_read_buffer), (gst_tcp_gdp_read_caps): * gst/tcp/gsttcp.h: * gst/tcp/gsttcpclientsink.c: (gst_tcp_client_sink_init), (gst_tcp_client_sink_setcaps), (gst_tcp_client_sink_render), (gst_tcp_client_sink_start), (gst_tcp_client_sink_stop): * gst/tcp/gsttcpclientsink.h: * gst/tcp/gsttcpclientsrc.c: (gst_tcp_client_src_init), (gst_tcp_client_src_create), (gst_tcp_client_src_start), (gst_tcp_client_src_stop), (gst_tcp_client_src_unlock): * gst/tcp/gsttcpclientsrc.h: * gst/tcp/gsttcpserversink.c: (gst_tcp_server_sink_handle_wait), (gst_tcp_server_sink_init_send), (gst_tcp_server_sink_close): * gst/tcp/gsttcpserversink.h: * gst/tcp/gsttcpserversrc.c: (gst_tcp_server_src_init), (gst_tcp_server_src_create), (gst_tcp_server_src_start), (gst_tcp_server_src_stop), (gst_tcp_server_src_unlock): * gst/tcp/gsttcpserversrc.h: Port to GstPoll. See #505417.
2008-02-28 10:54:14 +00:00
gst_tcp_socket_close (GstPollFD * socket)
{
gst/tcp/: Removed fdset and stress test, they are now known as GstPoll in core. Original commit message from CVS: Patch by: Peter Kjellerstedt <pkj at axis com> * gst/tcp/Makefile.am: * gst/tcp/fdsetstress.c: * gst/tcp/gstfdset.c: * gst/tcp/gstfdset.h: Removed fdset and stress test, they are now known as GstPoll in core. * gst/tcp/gstmultifdsink.c: (gst_multi_fd_sink_class_init), (gst_multi_fd_sink_add_full), (gst_multi_fd_sink_remove), (gst_multi_fd_sink_clear), (gst_multi_fd_sink_remove_client_link), (gst_multi_fd_sink_handle_client_write), (gst_multi_fd_sink_queue_buffer), (gst_multi_fd_sink_handle_clients), (gst_multi_fd_sink_start), (gst_multi_fd_sink_stop): * gst/tcp/gstmultifdsink.h: * gst/tcp/gsttcp.c: (gst_tcp_socket_read), (gst_tcp_socket_close), (gst_tcp_read_buffer), (gst_tcp_gdp_read_buffer), (gst_tcp_gdp_read_caps): * gst/tcp/gsttcp.h: * gst/tcp/gsttcpclientsink.c: (gst_tcp_client_sink_init), (gst_tcp_client_sink_setcaps), (gst_tcp_client_sink_render), (gst_tcp_client_sink_start), (gst_tcp_client_sink_stop): * gst/tcp/gsttcpclientsink.h: * gst/tcp/gsttcpclientsrc.c: (gst_tcp_client_src_init), (gst_tcp_client_src_create), (gst_tcp_client_src_start), (gst_tcp_client_src_stop), (gst_tcp_client_src_unlock): * gst/tcp/gsttcpclientsrc.h: * gst/tcp/gsttcpserversink.c: (gst_tcp_server_sink_handle_wait), (gst_tcp_server_sink_init_send), (gst_tcp_server_sink_close): * gst/tcp/gsttcpserversink.h: * gst/tcp/gsttcpserversrc.c: (gst_tcp_server_src_init), (gst_tcp_server_src_create), (gst_tcp_server_src_start), (gst_tcp_server_src_stop), (gst_tcp_server_src_unlock): * gst/tcp/gsttcpserversrc.h: Port to GstPoll. See #505417.
2008-02-28 10:54:14 +00:00
if (socket->fd >= 0) {
close (socket->fd);
socket->fd = -1;
}
}
Ported tcp plugins to 0.9. Original commit message from CVS: * configure.ac: * gst/tcp/Makefile.am: * gst/tcp/README: * gst/tcp/gstmultifdsink.c: (gst_multifdsink_get_type), (gst_multifdsink_base_init), (gst_multifdsink_class_init), (gst_multifdsink_init), (gst_multifdsink_remove_client_link), (is_sync_frame), (gst_multifdsink_handle_client_write), (gst_multifdsink_render), (gst_multifdsink_start), (gst_multifdsink_stop), (gst_multifdsink_change_state): * gst/tcp/gstmultifdsink.h: * gst/tcp/gsttcp.c: (gst_tcp_host_to_ip), (gst_tcp_gdp_read_buffer), (gst_tcp_gdp_read_caps), (gst_tcp_gdp_write_buffer), (gst_tcp_gdp_write_caps): * gst/tcp/gsttcp.h: * gst/tcp/gsttcpclientsink.c: (gst_tcpclientsink_class_init), (gst_tcpclientsink_init), (gst_tcpclientsink_setcaps), (gst_tcpclientsink_render), (gst_tcpclientsink_start), (gst_tcpclientsink_stop), (gst_tcpclientsink_change_state): * gst/tcp/gsttcpclientsink.h: * gst/tcp/gsttcpclientsrc.c: (gst_tcpclientsrc_get_type), (gst_tcpclientsrc_base_init), (gst_tcpclientsrc_class_init), (gst_tcpclientsrc_init), (gst_tcpclientsrc_getcaps), (gst_tcpclientsrc_create), (gst_tcpclientsrc_start), (gst_tcpclientsrc_stop), (gst_tcpclientsrc_unlock): * gst/tcp/gsttcpclientsrc.h: * gst/tcp/gsttcpplugin.c: (plugin_init): * gst/tcp/gsttcpserversink.c: (gst_tcpserversink_class_init): * gst/tcp/gsttcpserversink.h: * gst/tcp/gsttcpserversrc.c: (gst_tcpserversrc_get_type), (gst_tcpserversrc_base_init), (gst_tcpserversrc_class_init), (gst_tcpserversrc_init), (gst_tcpserversrc_finalize), (gst_tcpserversrc_create), (gst_tcpserversrc_start), (gst_tcpserversrc_stop): * gst/tcp/gsttcpserversrc.h: * gst/tcp/gsttcpsink.c: * gst/tcp/gsttcpsink.h: * gst/tcp/gsttcpsrc.c: * gst/tcp/gsttcpsrc.h: Ported tcp plugins to 0.9.
2005-07-05 10:21:40 +00:00
/* read a buffer from the given socket
* returns:
Ported tcp plugins to 0.9. Original commit message from CVS: * configure.ac: * gst/tcp/Makefile.am: * gst/tcp/README: * gst/tcp/gstmultifdsink.c: (gst_multifdsink_get_type), (gst_multifdsink_base_init), (gst_multifdsink_class_init), (gst_multifdsink_init), (gst_multifdsink_remove_client_link), (is_sync_frame), (gst_multifdsink_handle_client_write), (gst_multifdsink_render), (gst_multifdsink_start), (gst_multifdsink_stop), (gst_multifdsink_change_state): * gst/tcp/gstmultifdsink.h: * gst/tcp/gsttcp.c: (gst_tcp_host_to_ip), (gst_tcp_gdp_read_buffer), (gst_tcp_gdp_read_caps), (gst_tcp_gdp_write_buffer), (gst_tcp_gdp_write_caps): * gst/tcp/gsttcp.h: * gst/tcp/gsttcpclientsink.c: (gst_tcpclientsink_class_init), (gst_tcpclientsink_init), (gst_tcpclientsink_setcaps), (gst_tcpclientsink_render), (gst_tcpclientsink_start), (gst_tcpclientsink_stop), (gst_tcpclientsink_change_state): * gst/tcp/gsttcpclientsink.h: * gst/tcp/gsttcpclientsrc.c: (gst_tcpclientsrc_get_type), (gst_tcpclientsrc_base_init), (gst_tcpclientsrc_class_init), (gst_tcpclientsrc_init), (gst_tcpclientsrc_getcaps), (gst_tcpclientsrc_create), (gst_tcpclientsrc_start), (gst_tcpclientsrc_stop), (gst_tcpclientsrc_unlock): * gst/tcp/gsttcpclientsrc.h: * gst/tcp/gsttcpplugin.c: (plugin_init): * gst/tcp/gsttcpserversink.c: (gst_tcpserversink_class_init): * gst/tcp/gsttcpserversink.h: * gst/tcp/gsttcpserversrc.c: (gst_tcpserversrc_get_type), (gst_tcpserversrc_base_init), (gst_tcpserversrc_class_init), (gst_tcpserversrc_init), (gst_tcpserversrc_finalize), (gst_tcpserversrc_create), (gst_tcpserversrc_start), (gst_tcpserversrc_stop): * gst/tcp/gsttcpserversrc.h: * gst/tcp/gsttcpsink.c: * gst/tcp/gsttcpsink.h: * gst/tcp/gsttcpsrc.c: * gst/tcp/gsttcpsrc.h: Ported tcp plugins to 0.9.
2005-07-05 10:21:40 +00:00
* - a GstBuffer in which data should be read
* - NULL, indicating a connection close or an error, to be handled with
* EOS
*/
GstFlowReturn
gst/tcp/: Removed fdset and stress test, they are now known as GstPoll in core. Original commit message from CVS: Patch by: Peter Kjellerstedt <pkj at axis com> * gst/tcp/Makefile.am: * gst/tcp/fdsetstress.c: * gst/tcp/gstfdset.c: * gst/tcp/gstfdset.h: Removed fdset and stress test, they are now known as GstPoll in core. * gst/tcp/gstmultifdsink.c: (gst_multi_fd_sink_class_init), (gst_multi_fd_sink_add_full), (gst_multi_fd_sink_remove), (gst_multi_fd_sink_clear), (gst_multi_fd_sink_remove_client_link), (gst_multi_fd_sink_handle_client_write), (gst_multi_fd_sink_queue_buffer), (gst_multi_fd_sink_handle_clients), (gst_multi_fd_sink_start), (gst_multi_fd_sink_stop): * gst/tcp/gstmultifdsink.h: * gst/tcp/gsttcp.c: (gst_tcp_socket_read), (gst_tcp_socket_close), (gst_tcp_read_buffer), (gst_tcp_gdp_read_buffer), (gst_tcp_gdp_read_caps): * gst/tcp/gsttcp.h: * gst/tcp/gsttcpclientsink.c: (gst_tcp_client_sink_init), (gst_tcp_client_sink_setcaps), (gst_tcp_client_sink_render), (gst_tcp_client_sink_start), (gst_tcp_client_sink_stop): * gst/tcp/gsttcpclientsink.h: * gst/tcp/gsttcpclientsrc.c: (gst_tcp_client_src_init), (gst_tcp_client_src_create), (gst_tcp_client_src_start), (gst_tcp_client_src_stop), (gst_tcp_client_src_unlock): * gst/tcp/gsttcpclientsrc.h: * gst/tcp/gsttcpserversink.c: (gst_tcp_server_sink_handle_wait), (gst_tcp_server_sink_init_send), (gst_tcp_server_sink_close): * gst/tcp/gsttcpserversink.h: * gst/tcp/gsttcpserversrc.c: (gst_tcp_server_src_init), (gst_tcp_server_src_create), (gst_tcp_server_src_start), (gst_tcp_server_src_stop), (gst_tcp_server_src_unlock): * gst/tcp/gsttcpserversrc.h: Port to GstPoll. See #505417.
2008-02-28 10:54:14 +00:00
gst_tcp_read_buffer (GstElement * this, int socket, GstPoll * fdset,
GstBuffer ** buf)
{
int ret;
gssize bytes_read;
int readsize;
guint8 *data;
*buf = NULL;
/* do a blocking select on the socket */
/* no action (0) is an error too in our case */
gst/tcp/: Removed fdset and stress test, they are now known as GstPoll in core. Original commit message from CVS: Patch by: Peter Kjellerstedt <pkj at axis com> * gst/tcp/Makefile.am: * gst/tcp/fdsetstress.c: * gst/tcp/gstfdset.c: * gst/tcp/gstfdset.h: Removed fdset and stress test, they are now known as GstPoll in core. * gst/tcp/gstmultifdsink.c: (gst_multi_fd_sink_class_init), (gst_multi_fd_sink_add_full), (gst_multi_fd_sink_remove), (gst_multi_fd_sink_clear), (gst_multi_fd_sink_remove_client_link), (gst_multi_fd_sink_handle_client_write), (gst_multi_fd_sink_queue_buffer), (gst_multi_fd_sink_handle_clients), (gst_multi_fd_sink_start), (gst_multi_fd_sink_stop): * gst/tcp/gstmultifdsink.h: * gst/tcp/gsttcp.c: (gst_tcp_socket_read), (gst_tcp_socket_close), (gst_tcp_read_buffer), (gst_tcp_gdp_read_buffer), (gst_tcp_gdp_read_caps): * gst/tcp/gsttcp.h: * gst/tcp/gsttcpclientsink.c: (gst_tcp_client_sink_init), (gst_tcp_client_sink_setcaps), (gst_tcp_client_sink_render), (gst_tcp_client_sink_start), (gst_tcp_client_sink_stop): * gst/tcp/gsttcpclientsink.h: * gst/tcp/gsttcpclientsrc.c: (gst_tcp_client_src_init), (gst_tcp_client_src_create), (gst_tcp_client_src_start), (gst_tcp_client_src_stop), (gst_tcp_client_src_unlock): * gst/tcp/gsttcpclientsrc.h: * gst/tcp/gsttcpserversink.c: (gst_tcp_server_sink_handle_wait), (gst_tcp_server_sink_init_send), (gst_tcp_server_sink_close): * gst/tcp/gsttcpserversink.h: * gst/tcp/gsttcpserversrc.c: (gst_tcp_server_src_init), (gst_tcp_server_src_create), (gst_tcp_server_src_start), (gst_tcp_server_src_stop), (gst_tcp_server_src_unlock): * gst/tcp/gsttcpserversrc.h: Port to GstPoll. See #505417.
2008-02-28 10:54:14 +00:00
if ((ret = gst_poll_wait (fdset, GST_CLOCK_TIME_NONE)) <= 0) {
if (ret == -1 && errno == EBUSY)
goto cancelled;
else
goto select_error;
}
/* ask how much is available for reading on the socket */
2010-10-31 18:14:27 +00:00
if (ioctl (socket, FIONREAD, &readsize) < 0)
goto ioctl_error;
if (readsize == 0)
goto got_eos;
/* sizeof(ssize_t) >= sizeof(int), so I know readsize <= SSIZE_MAX */
*buf = gst_buffer_new_and_alloc (readsize);
data = gst_buffer_map (*buf, NULL, NULL, GST_MAP_WRITE);
bytes_read = read (socket, data, readsize);
gst_buffer_unmap (*buf, data, bytes_read);
if (bytes_read < 0)
Ported tcp plugins to 0.9. Original commit message from CVS: * configure.ac: * gst/tcp/Makefile.am: * gst/tcp/README: * gst/tcp/gstmultifdsink.c: (gst_multifdsink_get_type), (gst_multifdsink_base_init), (gst_multifdsink_class_init), (gst_multifdsink_init), (gst_multifdsink_remove_client_link), (is_sync_frame), (gst_multifdsink_handle_client_write), (gst_multifdsink_render), (gst_multifdsink_start), (gst_multifdsink_stop), (gst_multifdsink_change_state): * gst/tcp/gstmultifdsink.h: * gst/tcp/gsttcp.c: (gst_tcp_host_to_ip), (gst_tcp_gdp_read_buffer), (gst_tcp_gdp_read_caps), (gst_tcp_gdp_write_buffer), (gst_tcp_gdp_write_caps): * gst/tcp/gsttcp.h: * gst/tcp/gsttcpclientsink.c: (gst_tcpclientsink_class_init), (gst_tcpclientsink_init), (gst_tcpclientsink_setcaps), (gst_tcpclientsink_render), (gst_tcpclientsink_start), (gst_tcpclientsink_stop), (gst_tcpclientsink_change_state): * gst/tcp/gsttcpclientsink.h: * gst/tcp/gsttcpclientsrc.c: (gst_tcpclientsrc_get_type), (gst_tcpclientsrc_base_init), (gst_tcpclientsrc_class_init), (gst_tcpclientsrc_init), (gst_tcpclientsrc_getcaps), (gst_tcpclientsrc_create), (gst_tcpclientsrc_start), (gst_tcpclientsrc_stop), (gst_tcpclientsrc_unlock): * gst/tcp/gsttcpclientsrc.h: * gst/tcp/gsttcpplugin.c: (plugin_init): * gst/tcp/gsttcpserversink.c: (gst_tcpserversink_class_init): * gst/tcp/gsttcpserversink.h: * gst/tcp/gsttcpserversrc.c: (gst_tcpserversrc_get_type), (gst_tcpserversrc_base_init), (gst_tcpserversrc_class_init), (gst_tcpserversrc_init), (gst_tcpserversrc_finalize), (gst_tcpserversrc_create), (gst_tcpserversrc_start), (gst_tcpserversrc_stop): * gst/tcp/gsttcpserversrc.h: * gst/tcp/gsttcpsink.c: * gst/tcp/gsttcpsink.h: * gst/tcp/gsttcpsrc.c: * gst/tcp/gsttcpsrc.h: Ported tcp plugins to 0.9.
2005-07-05 10:21:40 +00:00
goto read_error;
if (bytes_read < readsize)
/* but mom, you promised to give me readsize bytes! */
Ported tcp plugins to 0.9. Original commit message from CVS: * configure.ac: * gst/tcp/Makefile.am: * gst/tcp/README: * gst/tcp/gstmultifdsink.c: (gst_multifdsink_get_type), (gst_multifdsink_base_init), (gst_multifdsink_class_init), (gst_multifdsink_init), (gst_multifdsink_remove_client_link), (is_sync_frame), (gst_multifdsink_handle_client_write), (gst_multifdsink_render), (gst_multifdsink_start), (gst_multifdsink_stop), (gst_multifdsink_change_state): * gst/tcp/gstmultifdsink.h: * gst/tcp/gsttcp.c: (gst_tcp_host_to_ip), (gst_tcp_gdp_read_buffer), (gst_tcp_gdp_read_caps), (gst_tcp_gdp_write_buffer), (gst_tcp_gdp_write_caps): * gst/tcp/gsttcp.h: * gst/tcp/gsttcpclientsink.c: (gst_tcpclientsink_class_init), (gst_tcpclientsink_init), (gst_tcpclientsink_setcaps), (gst_tcpclientsink_render), (gst_tcpclientsink_start), (gst_tcpclientsink_stop), (gst_tcpclientsink_change_state): * gst/tcp/gsttcpclientsink.h: * gst/tcp/gsttcpclientsrc.c: (gst_tcpclientsrc_get_type), (gst_tcpclientsrc_base_init), (gst_tcpclientsrc_class_init), (gst_tcpclientsrc_init), (gst_tcpclientsrc_getcaps), (gst_tcpclientsrc_create), (gst_tcpclientsrc_start), (gst_tcpclientsrc_stop), (gst_tcpclientsrc_unlock): * gst/tcp/gsttcpclientsrc.h: * gst/tcp/gsttcpplugin.c: (plugin_init): * gst/tcp/gsttcpserversink.c: (gst_tcpserversink_class_init): * gst/tcp/gsttcpserversink.h: * gst/tcp/gsttcpserversrc.c: (gst_tcpserversrc_get_type), (gst_tcpserversrc_base_init), (gst_tcpserversrc_class_init), (gst_tcpserversrc_init), (gst_tcpserversrc_finalize), (gst_tcpserversrc_create), (gst_tcpserversrc_start), (gst_tcpserversrc_stop): * gst/tcp/gsttcpserversrc.h: * gst/tcp/gsttcpsink.c: * gst/tcp/gsttcpsink.h: * gst/tcp/gsttcpsrc.c: * gst/tcp/gsttcpsrc.h: Ported tcp plugins to 0.9.
2005-07-05 10:21:40 +00:00
goto short_read;
GST_LOG_OBJECT (this,
"returning buffer of size %" G_GSSIZE_FORMAT, bytes_read);
return GST_FLOW_OK;
/* ERRORS */
select_error:
{
GST_ELEMENT_ERROR (this, RESOURCE, READ, (NULL),
("select failed: %s", g_strerror (errno)));
return GST_FLOW_ERROR;
}
cancelled:
{
GST_DEBUG_OBJECT (this, "Select was cancelled");
return GST_FLOW_WRONG_STATE;
}
ioctl_error:
{
GST_ELEMENT_ERROR (this, RESOURCE, READ, (NULL),
("ioctl failed: %s", g_strerror (errno)));
return GST_FLOW_ERROR;
}
got_eos:
{
GST_DEBUG_OBJECT (this, "Got EOS on socket stream");
return GST_FLOW_EOS;
}
read_error:
{
GST_ELEMENT_ERROR (this, RESOURCE, READ, (NULL),
("read failed: %s", g_strerror (errno)));
gst_buffer_unref (*buf);
*buf = NULL;
return GST_FLOW_ERROR;
}
short_read:
{
GST_ELEMENT_ERROR (this, RESOURCE, READ, (NULL),
("short read: wanted %d bytes, got %" G_GSSIZE_FORMAT, readsize,
bytes_read));
gst_buffer_unref (*buf);
*buf = NULL;
return GST_FLOW_ERROR;
}
}