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-rw-r--r--gst/dccp/Makefile.am36
-rw-r--r--gst/dccp/gstdccp.c450
-rw-r--r--gst/dccp/gstdccp.h96
-rw-r--r--gst/dccp/gstdccpclientsink.c322
-rw-r--r--gst/dccp/gstdccpclientsink.h81
-rw-r--r--gst/dccp/gstdccpclientsrc.c398
-rw-r--r--gst/dccp/gstdccpclientsrc.h77
-rw-r--r--gst/dccp/gstdccpplugin.c60
-rw-r--r--gst/dccp/gstdccpserversink.c435
-rw-r--r--gst/dccp/gstdccpserversink.h96
-rw-r--r--gst/dccp/gstdccpserversrc.c403
-rw-r--r--gst/dccp/gstdccpserversrc.h94
12 files changed, 2548 insertions, 0 deletions
diff --git a/gst/dccp/Makefile.am b/gst/dccp/Makefile.am
new file mode 100644
index 00000000..647d2500
--- /dev/null
+++ b/gst/dccp/Makefile.am
@@ -0,0 +1,36 @@
+# plugindir is set in configure
+
+##############################################################################
+# change libgstplugin.la to something more suitable, e.g. libmysomething.la #
+##############################################################################
+plugin_LTLIBRARIES = libgstdccp.la
+
+##############################################################################
+# for the next set of variables, rename the prefix if you renamed the .la, #
+# e.g. libgstplugin_la_SOURCES => libmysomething_la_SOURCES #
+# libgstplugin_la_CFLAGS => libmysomething_la_CFLAGS #
+# libgstplugin_la_LIBADD => libmysomething_la_LIBADD #
+# libgstplugin_la_LDFLAGS => libmysomething_la_LDFLAGS #
+##############################################################################
+
+# sources used to compile this plug-in
+libgstdccp_la_SOURCES = gstdccpplugin.c \
+ gstdccp.c \
+ gstdccpserversink.c \
+ gstdccpserversrc.c \
+ gstdccpclientsink.c \
+ gstdccpclientsrc.c
+
+# flags used to compile this plugin
+# add other _CFLAGS and _LIBS as needed
+libgstdccp_la_CFLAGS = $(GST_CFLAGS)
+libgstdccp_la_LIBADD = $(GST_BASE_LIBS) $(GST_LIBS)
+libgstdccp_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
+
+# headers we need but don't want installed
+noinst_HEADERS = gstdccp.h \
+ gstdccpserversink.h \
+ gstdccpserversrc.h \
+ gstdccpclientsink.h \
+ gstdccpclientsrc.h
+
diff --git a/gst/dccp/gstdccp.c b/gst/dccp/gstdccp.c
new file mode 100644
index 00000000..a53af7dc
--- /dev/null
+++ b/gst/dccp/gstdccp.c
@@ -0,0 +1,450 @@
+/* GStreamer
+ * Copyright (C) <2007> Leandro Melo de Sales <leandroal@gmail.com>
+ *
+ * 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.
+ */
+
+#include "gstdccp.h"
+#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>
+#include <string.h>
+
+/* Prototypes and definitions for private functions and not exported via gstdccp.h */
+gint gst_dccp_socket_write (int socket, const void *buf, size_t count,
+ int packet_size);
+gboolean gst_dccp_socket_connected (GstElement * element, int server_sock_fd);
+struct sockaddr_in gst_dccp_create_sockaddr (GstElement * element, gchar * ip,
+ int port);
+
+/* Resolves host to IP address
+ * @return a gchar pointer containing the ip address or NULL
+ */
+gchar *
+gst_dccp_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);
+
+ /* first check if it already is an IP address */
+ if (inet_aton (host, &addr)) {
+ ip = g_strdup (host);
+ GST_DEBUG_OBJECT (element, "resolved to IP %s", ip);
+ return ip;
+ }
+
+ /* perform a name lookup */
+ if (!(hostinfo = gethostbyname (host))) {
+ GST_ELEMENT_ERROR (element, RESOURCE, NOT_FOUND, (NULL),
+ ("Could not find IP address for host \"%s\".", host));
+ return NULL;
+ }
+
+ if (hostinfo->h_addrtype != AF_INET) {
+ GST_ELEMENT_ERROR (element, RESOURCE, NOT_FOUND, (NULL),
+ ("host \"%s\" is not an IP host", host));
+ return NULL;
+ }
+
+ addrs = hostinfo->h_addr_list;
+
+ /* There could be more than one IP address, but we just return the first */
+ ip = g_strdup (inet_ntoa (*(struct in_addr *) *addrs));
+
+ return ip;
+}
+
+/* Read a buffer from the given socket
+ * @returns:
+ * a GstBuffer from which data should be read
+ * or NULL, indicating a connection close or an error. Handle it with EOS.
+ */
+GstFlowReturn
+gst_dccp_read_buffer (GstElement * this, int socket, GstBuffer ** buf)
+{
+ fd_set testfds;
+ int maxfdp1;
+ int ret;
+ ssize_t bytes_read;
+ int readsize;
+
+ *buf = NULL;
+
+ /* do a blocking select on the socket */
+ FD_ZERO (&testfds);
+ FD_SET (socket, &testfds);
+ maxfdp1 = socket + 1;
+
+ /* no action (0) is also an error in our case */
+ if ((ret = select (maxfdp1, &testfds, NULL, NULL, 0)) <= 0) {
+ GST_ELEMENT_ERROR (this, RESOURCE, READ, (NULL),
+ ("select failed: %s", g_strerror (errno)));
+ return GST_FLOW_ERROR;
+ }
+
+ /* ask how much is available for reading on the socket */
+ if ((ret = ioctl (socket, FIONREAD, &readsize)) < 0) {
+ GST_ELEMENT_ERROR (this, RESOURCE, READ, (NULL),
+ ("read FIONREAD value failed: %s", g_strerror (errno)));
+ return GST_FLOW_ERROR;
+ }
+
+ if (readsize == 0) {
+ GST_DEBUG_OBJECT (this, "Got EOS on socket stream");
+ return GST_FLOW_UNEXPECTED;
+ }
+
+ *buf = gst_buffer_new_and_alloc (readsize);
+ bytes_read = read (socket, GST_BUFFER_DATA (*buf), readsize);
+
+ GST_LOG_OBJECT (this, "bytes read %d\n", bytes_read);
+ GST_LOG_OBJECT (this, "returning buffer of size %d", GST_BUFFER_SIZE (*buf));
+
+ return GST_FLOW_OK;
+}
+
+/* Create a new socket
+ * @return the socket file descriptor
+ */
+gint
+gst_dccp_create_new_socket (GstElement * element)
+{
+ int sock_fd;
+ if ((sock_fd = socket (AF_INET, SOCK_DCCP, IPPROTO_DCCP)) < 0) {
+ GST_ELEMENT_ERROR (element, RESOURCE, OPEN_READ, (NULL), GST_ERROR_SYSTEM);
+ }
+
+ return sock_fd;
+}
+
+/* Connect to a server
+ * @return true in case of successfull connection, false otherwise
+ */
+gboolean
+gst_dccp_connect_to_server (GstElement * element, struct sockaddr_in server_sin,
+ int sock_fd)
+{
+ GST_DEBUG_OBJECT (element, "connecting to server");
+
+ if (connect (sock_fd, (struct sockaddr *) &server_sin, sizeof (server_sin))) {
+ switch (errno) {
+ case ECONNREFUSED:
+ GST_ERROR_OBJECT (element, "Connection refused.");
+ return FALSE;
+ break;
+ default:
+ GST_ERROR_OBJECT (element, "Connection failed.");
+ return FALSE;
+ break;
+ }
+ }
+ return TRUE;
+}
+
+/* FIXME support only one client */
+/*
+ * Accept connection on the server socket.
+ * @return the socket of the client connected to the server.
+ */
+gint
+gst_dccp_server_wait_connections (GstElement * element, int server_sock_fd)
+{
+ /* new client */
+ int client_sock_fd;
+ struct sockaddr_in client_address;
+ unsigned int client_address_len;
+
+ /* For some stupid reason, client_address and client_address_len has to be
+ * zeroed */
+ memset (&client_address, 0, sizeof (client_address));
+ client_address_len = 0;
+
+ if ((client_sock_fd =
+ accept (server_sock_fd, (struct sockaddr *) &client_address,
+ &client_address_len)) == -1) {
+ return -1;
+ }
+ /* to support multiple connection, fork here a new thread passing the
+ * client_sock_fd returned by accept function.
+ */
+
+ GST_DEBUG_OBJECT (element, "added new client ip %s with fd %d",
+ inet_ntoa (client_address.sin_addr), client_sock_fd);
+
+ /* return the thread object, instead of the fd */
+ return client_sock_fd;
+}
+
+/*
+ * Bind a server address.
+ * @return true in success, false otherwise.
+ */
+gboolean
+gst_dccp_bind_server_socket (GstElement * element, int server_sock_fd,
+ struct sockaddr_in server_sin)
+{
+ int ret;
+
+ GST_DEBUG_OBJECT (element, "binding server socket to address");
+ ret = bind (server_sock_fd, (struct sockaddr *) &server_sin,
+ sizeof (server_sin));
+ if (ret) {
+ switch (errno) {
+ default:
+ GST_ELEMENT_ERROR (element, RESOURCE, OPEN_READ, (NULL),
+ ("bind on port %d failed: %s", server_sin.sin_port,
+ g_strerror (errno)));
+ return FALSE;
+ break;
+ }
+ }
+ return TRUE;
+}
+
+gboolean
+gst_dccp_listen_server_socket (GstElement * element, int server_sock_fd)
+{
+
+ GST_DEBUG_OBJECT (element, "listening on server socket %d with queue of %d",
+ server_sock_fd, DCCP_BACKLOG);
+ if (listen (server_sock_fd, DCCP_BACKLOG) == -1) {
+ GST_ELEMENT_ERROR (element, RESOURCE, OPEN_READ, (NULL),
+ ("Could not listen on server socket: %s", g_strerror (errno)));
+ return FALSE;
+ }
+ GST_DEBUG_OBJECT (element,
+ "listened on server socket %d, returning from connection setup",
+ server_sock_fd);
+
+ return TRUE;
+}
+
+/* FIXME */
+gboolean
+gst_dccp_socket_connected (GstElement * element, int server_sock_fd)
+{
+ return FALSE;
+}
+
+/* Write buffer to given socket incrementally.
+ * Returns number of bytes written.
+ */
+gint
+gst_dccp_socket_write (int socket, const void *buf, size_t size,
+ int packet_size)
+{
+ size_t bytes_written = 0;
+ ssize_t wrote;
+
+ while (bytes_written < size) {
+ do {
+ wrote = write (socket, (const char *) buf + bytes_written,
+ MIN (packet_size, size - bytes_written));
+ } while (wrote == -1 && errno == EAGAIN);
+
+ /* TODO print the send error */
+ bytes_written += wrote;
+ }
+
+ if (bytes_written < 0)
+ GST_WARNING ("error while writing");
+ else
+ GST_LOG ("wrote %" G_GSIZE_FORMAT " bytes succesfully", bytes_written);
+ return bytes_written;
+}
+
+GstFlowReturn
+gst_dccp_send_buffer (GstElement * this, GstBuffer * buffer, int client_sock_fd,
+ int packet_size)
+{
+ size_t wrote;
+ gint size = 0;
+ guint8 *data;
+
+ size = GST_BUFFER_SIZE (buffer);
+ data = GST_BUFFER_DATA (buffer);
+
+ GST_LOG_OBJECT (this, "writing %d bytes\n", size);
+
+ if (packet_size < 0) {
+ GST_LOG_OBJECT (this, "error getting MTU\n");
+ return GST_FLOW_ERROR;
+ }
+
+ wrote = gst_dccp_socket_write (client_sock_fd, data, size, packet_size);
+
+ if (wrote != size) {
+ GST_DEBUG_OBJECT (this, ("Error while sending data"));
+ return GST_FLOW_ERROR;
+ }
+ return GST_FLOW_OK;
+}
+
+/*
+ * Create socket address.
+ * @return sockaddr_in.
+ */
+struct sockaddr_in
+gst_dccp_create_sockaddr (GstElement * element, gchar * ip, int port)
+{
+ struct sockaddr_in sin;
+
+ memset (&sin, 0, sizeof (sin));
+ sin.sin_family = AF_INET; /* network socket */
+ sin.sin_port = htons (port); /* on port */
+ sin.sin_addr.s_addr = inet_addr (ip); /* on host ip */
+
+ return sin;
+}
+
+gboolean
+gst_dccp_make_address_reusable (GstElement * element, int sock_fd)
+{
+ int ret = 1;
+ /* make address reusable */
+ if (setsockopt (sock_fd, SOL_SOCKET, SO_REUSEADDR,
+ (void *) &ret, sizeof (ret)) < 0) {
+ GST_ELEMENT_ERROR (element, RESOURCE, SETTINGS, (NULL),
+ ("Could not setsockopt: %s", g_strerror (errno)));
+ return FALSE;
+ }
+ return TRUE;
+}
+
+/* DCCP socket specific stuffs */
+gboolean
+gst_dccp_set_ccid (GstElement * element, int sock_fd, uint8_t ccid)
+{
+ uint8_t ccids[4]; /* for getting the available CCIDs, should be large enough */
+ socklen_t len = sizeof (ccids);
+ int i, ret;
+ gboolean ccid_supported = FALSE;
+
+ /*
+ * Determine which CCIDs are available on the host
+ */
+ ret = getsockopt (sock_fd, SOL_DCCP, DCCP_SOCKOPT_AVAILABLE_CCIDS, &ccids,
+ &len);
+ if (ret < 0) {
+ GST_ERROR_OBJECT (element, "Can not determine available CCIDs");
+ return FALSE;
+ }
+
+ for (i = 0; i < sizeof (ccids); i++) {
+ if (ccid == ccids[i]) {
+ ccid_supported = TRUE;
+ }
+ }
+
+ if (!ccid_supported) {
+ GST_ERROR_OBJECT (element, "CCID specified is not supported");
+ return FALSE;
+ }
+
+ if (setsockopt (sock_fd, SOL_DCCP, DCCP_SOCKOPT_CCID, &ccid,
+ sizeof (ccid)) < 0) {
+ GST_ERROR_OBJECT (element, "Can not set CCID");
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+/*
+ * Get the current ccid of TX or RX half-connection. tx_or_rx parameter must be
+ * DCCP_SOCKOPT_TX_CCID or DCCP_SOCKOPT_RX_CCID.
+ * @return ccid or -1 on error or tx_or_rx not the correct option
+ */
+uint8_t
+gst_dccp_get_ccid (GstElement * element, int sock_fd, int tx_or_rx)
+{
+ uint8_t ccid;
+ socklen_t ccidlen;
+ int ret;
+
+ switch (tx_or_rx) {
+ case DCCP_SOCKOPT_TX_CCID:
+ case DCCP_SOCKOPT_RX_CCID:
+ break;
+ default:
+ return -1;
+ }
+
+ ccidlen = sizeof (ccid);
+ ret = getsockopt (sock_fd, SOL_DCCP, tx_or_rx, &ccid, &ccidlen);
+ if (ret < 0) {
+ GST_ERROR_OBJECT (element, "Can not determine available CCIDs");
+ return -1;
+ }
+ return ccid;
+}
+
+gint
+gst_dccp_get_max_packet_size (GstElement * element, int sock)
+{
+ int size;
+ socklen_t sizelen = sizeof (size);
+ if (getsockopt (sock, SOL_DCCP, DCCP_SOCKOPT_GET_CUR_MPS,
+ &size, &sizelen) < 0) {
+ GST_ELEMENT_ERROR (element, RESOURCE, SETTINGS, (NULL),
+ ("Could not get current MTU %d: %s", errno, g_strerror (errno)));
+ return -1;
+ }
+ GST_DEBUG_OBJECT (element, "MTU: %d", size);
+ return size;
+}
+
+/* Still not used and need to be FIXED */
+gboolean
+gst_dccp_set_sock_windowsize (GstElement * element, int sock, int winSize,
+ gboolean inSend)
+{
+#ifdef SO_SNDBUF
+ int rc;
+
+ if (!inSend) {
+ /* receive buffer -- set
+ * note: results are verified after connect() or listen(),
+ * since some OS's don't show the corrected value until then. */
+ rc = setsockopt (sock, SOL_DCCP, SO_RCVBUF,
+ (char *) &winSize, sizeof (winSize));
+ GST_DEBUG_OBJECT (element, "set rcv sockbuf: %d\n", winSize);
+ } else {
+ /* send buffer -- set
+ * note: results are verified after connect() or listen(),
+ * since some OS's don't show the corrected value until then. */
+ rc = setsockopt (sock, SOL_DCCP, SO_SNDBUF,
+ (char *) &winSize, sizeof (winSize));
+ GST_DEBUG_OBJECT (element, "set snd sockbuf: %d\n", winSize);
+ }
+
+ if (rc < 0) {
+ GST_ELEMENT_ERROR (element, RESOURCE, SETTINGS, (NULL),
+ ("Could not set window size %d: %s", errno, g_strerror (errno)));
+ return FALSE;
+ }
+#endif /* SO_SNDBUF */
+
+ return TRUE;
+}
diff --git a/gst/dccp/gstdccp.h b/gst/dccp/gstdccp.h
new file mode 100644
index 00000000..117b0df5
--- /dev/null
+++ b/gst/dccp/gstdccp.h
@@ -0,0 +1,96 @@
+/* GStreamer
+ * Copyright (C) <2007> Leandro Melo de Sales <leandroal@gmail.com>
+ *
+ * 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.
+ */
+
+#ifndef __GST_DCCP_H__
+#define __GST_DCCP_H__
+
+#include <gst/gst.h>
+#include <gst/base/gstadapter.h>
+#include <sys/socket.h>
+#include <netinet/in.h> /* sockaddr_in */
+
+/* DCCP socket general options */
+#define DCCP_BACKLOG 5
+#ifndef SOCK_DCCP
+ #define SOCK_DCCP 6
+#endif
+
+#ifndef IPPROTO_DCCP
+ #define IPPROTO_DCCP 33
+#endif
+
+#ifndef SOL_DCCP
+ #define SOL_DCCP 269
+#endif
+
+/* dccp socket specific options */
+#define DCCP_SOCKOPT_PACKET_SIZE 1 /* XXX deprecated, without effect */
+#define DCCP_SOCKOPT_SERVICE 2
+#define DCCP_SOCKOPT_CHANGE_L 3
+#define DCCP_SOCKOPT_CHANGE_R 4
+#define DCCP_SOCKOPT_GET_CUR_MPS 5
+#define DCCP_SOCKOPT_SERVER_TIMEWAIT 6
+#define DCCP_SOCKOPT_SEND_CSCOV 10
+#define DCCP_SOCKOPT_RECV_CSCOV 11
+#define DCCP_SOCKOPT_AVAILABLE_CCIDS 12
+#define DCCP_SOCKOPT_CCID 13
+#define DCCP_SOCKOPT_TX_CCID 14
+#define DCCP_SOCKOPT_RX_CCID 15
+#define DCCP_SOCKOPT_CCID_RX_INFO 128
+#define DCCP_SOCKOPT_CCID_TX_INFO 192
+
+/* Default parameters for the gst dccp element property */
+#define DCCP_DEFAULT_PORT 5001
+#define DCCP_DEFAULT_SOCK_FD -1
+#define DCCP_DEFAULT_CLIENT_SOCK_FD -1
+#define DCCP_DEFAULT_CLOSED TRUE
+#define DCCP_DEFAULT_WAIT_CONNECTIONS FALSE
+#define DCCP_DEFAULT_HOST "127.0.0.1"
+#define DCCP_DEFAULT_CCID 2
+
+#define DCCP_DELTA 100
+
+gchar *gst_dccp_host_to_ip (GstElement * element, const gchar * host);
+
+GstFlowReturn gst_dccp_read_buffer (GstElement * this, int socket,
+ GstBuffer ** buf);
+
+gint gst_dccp_create_new_socket (GstElement * element);
+gboolean gst_dccp_connect_to_server (GstElement * element,
+ struct sockaddr_in server_sin,
+ int sock_fd);
+
+gint gst_dccp_server_wait_connections (GstElement * element, int server_sock_fd);
+
+gboolean gst_dccp_bind_server_socket (GstElement * element, int server_sock_fd,
+ struct sockaddr_in server_sin);
+
+gboolean gst_dccp_listen_server_socket (GstElement * element, int server_sock_fd);
+gboolean gst_dccp_set_ccid (GstElement * element, int sock_fd, uint8_t ccid);
+
+gint gst_dccp_get_max_packet_size(GstElement * element, int sock);
+
+GstFlowReturn gst_dccp_send_buffer (GstElement * element, GstBuffer * buffer,
+ int client_sock_fd, int packet_size);
+
+gboolean gst_dccp_make_address_reusable (GstElement * element, int sock_fd);
+gboolean gst_dccp_set_sock_windowsize(GstElement * element, int sock, int winSize,
+ gboolean inSend);
+
+#endif /* __GST_DCCP_H__ */
diff --git a/gst/dccp/gstdccpclientsink.c b/gst/dccp/gstdccpclientsink.c
new file mode 100644
index 00000000..d8fca1fb
--- /dev/null
+++ b/gst/dccp/gstdccpclientsink.c
@@ -0,0 +1,322 @@
+/* GStreamer
+ * Copyright (C) <2007> Leandro Melo de Sales <leandroal@gmail.com>
+ *
+ * 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.
+ */
+
+/**
+ * SECTION:element-dccpclientsink
+ * @see_also: dccpserversrc, dccpclientsrc, dccpserversink
+ *
+ * This element connect to a DCCP server and send data to it.
+ * <ulink url="http://www.linuxfoundation.org/en/Net:DCCP">DCCP</ulink> (Datagram
+ * Congestion Control Protocol) is a Transport Layer protocol like
+ * TCP and UDP.
+ *
+ * <refsect2>
+ * <title>Example pipeline</title>
+ * <para>
+ * |[
+ * gst-launch -v filesrc location=music.mp3 ! mp3parse ! dccpclientsink host=localhost port=9011 ccid=2
+ * ]| Client
+ * |[
+ * gst-launch -v dccpserversrc port=9011 ccid=2 ! decodebin ! alsasink
+ * ]| Server
+ *
+ * This example pipeline will send a MP3 stream to the server using DCCP.
+ * The server will decode the MP3 and play it.
+ * Run the server pipeline first than the client pipeline.
+ * </para>
+ * </refsect2>
+ */
+
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "gstdccpclientsink.h"
+#include "gstdccp.h"
+#include <string.h> /* memset */
+#include <unistd.h>
+#include <arpa/inet.h>
+#include <fcntl.h>
+
+/* signals */
+enum
+{
+ SIGNAL_CONNECTED,
+ LAST_SIGNAL
+};
+
+/* properties */
+enum
+{
+ PROP_0,
+ PROP_PORT,
+ PROP_HOST,
+ PROP_SOCK_FD,
+ PROP_CCID,
+ PROP_CLOSE_FD
+};
+
+static gboolean gst_dccp_client_sink_stop (GstBaseSink * bsink);
+static gboolean gst_dccp_client_sink_start (GstBaseSink * bsink);
+static GstFlowReturn gst_dccp_client_sink_render (GstBaseSink * bsink,
+ GstBuffer * buf);
+
+GST_DEBUG_CATEGORY_STATIC (dccpclientsink_debug);
+
+static const GstElementDetails gst_dccp_client_sink_details =
+GST_ELEMENT_DETAILS ("DCCP client sink",
+ "Sink/Network",
+ "Send data as a client over the network via DCCP",
+ "E-Phone Team at Federal University of Campina Grande <leandroal@gmail.com>");
+
+static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
+ GST_PAD_SINK,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS_ANY);
+
+GST_BOILERPLATE (GstDCCPClientSink, gst_dccp_client_sink, GstBaseSink,
+ GST_TYPE_BASE_SINK);
+
+static guint gst_dccp_client_sink_signals[LAST_SIGNAL] = { 0 };
+
+static GstFlowReturn
+gst_dccp_client_sink_render (GstBaseSink * bsink, GstBuffer * buf)
+{
+ GstDCCPClientSink *sink = GST_DCCP_CLIENT_SINK (bsink);
+
+ return gst_dccp_send_buffer (GST_ELEMENT (sink), buf, sink->sock_fd,
+ sink->pksize);
+}
+
+/*
+ * Set the value of a property for the client sink.
+ */
+static void
+gst_dccp_client_sink_set_property (GObject * object, guint prop_id,
+ const GValue * value, GParamSpec * pspec)
+{
+ GstDCCPClientSink *sink = GST_DCCP_CLIENT_SINK (object);
+
+ switch (prop_id) {
+ case PROP_PORT:
+ sink->port = g_value_get_int (value);
+ break;
+ case PROP_SOCK_FD:
+ sink->sock_fd = g_value_get_int (value);
+ break;
+ case PROP_HOST:
+ if (!g_value_get_string (value)) {
+ g_warning ("host property cannot be NULL");
+ break;
+ }
+ g_free (sink->host);
+ sink->host = g_strdup (g_value_get_string (value));
+ break;
+ case PROP_CLOSE_FD:
+ sink->closed = g_value_get_boolean (value);
+ break;
+ case PROP_CCID:
+ sink->ccid = g_value_get_int (value);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+/*
+ * Get a given property value for the client sink.
+ */
+static void
+gst_dccp_client_sink_get_property (GObject * object, guint prop_id,
+ GValue * value, GParamSpec * pspec)
+{
+ GstDCCPClientSink *sink = GST_DCCP_CLIENT_SINK (object);
+
+ switch (prop_id) {
+ case PROP_PORT:
+ g_value_set_int (value, sink->port);
+ break;
+ case PROP_SOCK_FD:
+ g_value_set_int (value, sink->sock_fd);
+ break;
+ case PROP_HOST:
+ g_value_set_string (value, sink->host);
+ break;
+ case PROP_CLOSE_FD:
+ g_value_set_boolean (value, sink->closed);
+ break;
+ case PROP_CCID:
+ g_value_set_int (value, sink->ccid);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static gboolean
+gst_dccp_client_sink_start (GstBaseSink * bsink)
+{
+ GstDCCPClientSink *sink = GST_DCCP_CLIENT_SINK (bsink);
+
+ if (sink->sock_fd == DCCP_DEFAULT_SOCK_FD) {
+ gchar *ip = NULL;
+
+ /* look up name if we need to */
+ if (!(ip = gst_dccp_host_to_ip (GST_ELEMENT (sink), sink->host))) {
+ GST_ERROR_OBJECT (sink, "cannot resolve hostname");
+ gst_dccp_client_sink_stop (GST_BASE_SINK (sink));
+ return FALSE;
+ }
+
+ /* name the server socket */
+ memset (&sink->server_sin, 0, sizeof (sink->server_sin));
+ sink->server_sin.sin_family = AF_INET; /* network socket */
+ sink->server_sin.sin_port = htons (sink->port); /* on port */
+ sink->server_sin.sin_addr.s_addr = inet_addr (ip); /* on host ip */
+ g_free (ip);
+
+ /* create socket */
+ if ((sink->sock_fd = gst_dccp_create_new_socket (GST_ELEMENT (sink))) < 0) {
+ return FALSE;
+ }
+
+ if (!gst_dccp_set_ccid (GST_ELEMENT (sink), sink->sock_fd, sink->ccid)) {
+ gst_dccp_client_sink_stop (GST_BASE_SINK (sink));
+ return FALSE;
+ }
+
+ if (!gst_dccp_connect_to_server (GST_ELEMENT (sink), sink->server_sin,
+ sink->sock_fd)) {
+ gst_dccp_client_sink_stop (GST_BASE_SINK (sink));
+ return FALSE;
+ }
+
+ /* the socket is connected */
+ g_signal_emit (sink, gst_dccp_client_sink_signals[SIGNAL_CONNECTED], 0,
+ sink->sock_fd);
+ }
+
+ sink->pksize =
+ gst_dccp_get_max_packet_size (GST_ELEMENT (sink), sink->sock_fd);
+
+ return TRUE;
+}
+
+static void
+gst_dccp_client_sink_base_init (gpointer g_class)
+{
+ GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
+
+ gst_element_class_add_pad_template (element_class,
+ gst_static_pad_template_get (&sinktemplate));
+
+ gst_element_class_set_details (element_class, &gst_dccp_client_sink_details);
+}
+
+static void
+gst_dccp_client_sink_init (GstDCCPClientSink * this,
+ GstDCCPClientSinkClass * g_class)
+{
+ this->port = DCCP_DEFAULT_PORT;
+ this->host = g_strdup (DCCP_DEFAULT_HOST);
+ this->sock_fd = DCCP_DEFAULT_SOCK_FD;
+ this->closed = DCCP_DEFAULT_CLOSED;
+ this->ccid = DCCP_DEFAULT_CCID;
+}
+
+static gboolean
+gst_dccp_client_sink_stop (GstBaseSink * bsink)
+{
+ GstDCCPClientSink *sink;
+
+ sink = GST_DCCP_CLIENT_SINK (bsink);
+
+ if (sink->sock_fd != -1 && sink->closed) {
+ GST_DEBUG_OBJECT (sink, "closing socket");
+ close (sink->sock_fd);
+ sink->sock_fd = -1;
+ }
+
+ return TRUE;
+}
+
+/*
+ * Define the gst class, callbacks, etc.
+ */
+static void
+gst_dccp_client_sink_class_init (GstDCCPClientSinkClass * klass)
+{
+ GObjectClass *gobject_class;
+ GstBaseSinkClass *gstbasesink_class;
+
+ gobject_class = (GObjectClass *) klass;
+ gstbasesink_class = (GstBaseSinkClass *) klass;
+
+ gobject_class->set_property = gst_dccp_client_sink_set_property;
+ gobject_class->get_property = gst_dccp_client_sink_get_property;
+
+ g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_PORT,
+ g_param_spec_int ("port", "Port",
+ "The port to receive the packets from, 0=allocate", 0, G_MAXUINT16,
+ DCCP_DEFAULT_PORT, G_PARAM_READWRITE));
+
+/* FIXME property server_ip */
+ g_object_class_install_property (gobject_class, PROP_HOST,
+ g_param_spec_string ("host", "Host",
+ "The host IP address to send packets to", DCCP_DEFAULT_HOST,
+ G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_SOCK_FD,
+ g_param_spec_int ("sockfd", "Socket fd",
+ "The socket file descriptor", -1, G_MAXINT,
+ DCCP_DEFAULT_SOCK_FD, G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_CLOSE_FD,
+ g_param_spec_boolean ("close-socket", "Close",
+ "Close socket at end of stream",
+ DCCP_DEFAULT_CLOSED, G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_CCID,
+ g_param_spec_int ("ccid", "CCID",
+ "The Congestion Control IDentified to be used", 2, G_MAXINT,
+ DCCP_DEFAULT_CCID, G_PARAM_READWRITE));
+
+ /* signals */
+ /**
+ * GstDccpClientSink::connected:
+ * @sink: the gstdccpclientsink instance
+ * @fd: the connected socket fd
+ *
+ * Sign that the element has connected, return the fd of the socket.
+ */
+ gst_dccp_client_sink_signals[SIGNAL_CONNECTED] =
+ g_signal_new ("connected", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_FIRST,
+ G_STRUCT_OFFSET (GstDCCPClientSinkClass, connected), NULL, NULL,
+ gst_marshal_VOID__INT, G_TYPE_NONE, 1, G_TYPE_INT);
+
+ gstbasesink_class->start = gst_dccp_client_sink_start;
+ gstbasesink_class->stop = gst_dccp_client_sink_stop;
+ gstbasesink_class->render = gst_dccp_client_sink_render;
+
+ GST_DEBUG_CATEGORY_INIT (dccpclientsink_debug, "dccpclientsink", 0,
+ "DCCP Client Sink");
+}
diff --git a/gst/dccp/gstdccpclientsink.h b/gst/dccp/gstdccpclientsink.h
new file mode 100644
index 00000000..6af03b5f
--- /dev/null
+++ b/gst/dccp/gstdccpclientsink.h
@@ -0,0 +1,81 @@
+/* GStreamer
+ * Copyright (C) <2007> Leandro Melo de Sales <leandroal@gmail.com>
+ *
+ * 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.
+ */
+
+#ifndef __GST_DCCP_CLIENT_SINK_H__
+#define __GST_DCCP_CLIENT_SINK_H__
+
+#include <gst/gst.h>
+#include <gst/base/gstbasesink.h>
+#include <gst/base/gstadapter.h>
+
+G_BEGIN_DECLS
+
+#include <netdb.h> /* sockaddr_in */
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h> /* sockaddr_in */
+#include <unistd.h>
+
+#define GST_TYPE_DCCP_CLIENT_SINK \
+ (gst_dccp_client_sink_get_type())
+#define GST_DCCP_CLIENT_SINK(obj) \
+ (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DCCP_CLIENT_SINK,GstDCCPClientSink))
+#define GST_DCCP_CLIENT_SINK_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DCCP_CLIENT_SINK,GstDCCPClientSinkClass))
+#define GST_IS_DCCP_CLIENT_SINK(obj) \
+ (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DCCP_CLIENT_SINK))
+#define GST_IS_DCCP_CLIENT_SINK_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DCCP_CLIENT_SINK))
+
+typedef struct _GstDCCPClientSink GstDCCPClientSink;
+typedef struct _GstDCCPClientSinkClass GstDCCPClientSinkClass;
+
+
+struct _GstDCCPClientSink
+{
+ GstBaseSink element;
+
+ /* server information */
+ int port;
+ gchar *host;
+ struct sockaddr_in server_sin;
+
+ /* socket */
+ int sock_fd;
+ gboolean closed;
+
+ int pksize;
+
+ GstCaps *caps;
+ uint8_t ccid;
+};
+
+struct _GstDCCPClientSinkClass
+{
+ GstBaseSinkClass parent_class;
+
+ /* signals */
+ void (*connected) (GstElement *sink, gint fd);
+};
+
+GType gst_dccp_client_sink_get_type (void);
+
+G_END_DECLS
+
+#endif /* __GST_DCCP_CLIENT_SRC_H__ */
diff --git a/gst/dccp/gstdccpclientsrc.c b/gst/dccp/gstdccpclientsrc.c
new file mode 100644
index 00000000..bd42bf66
--- /dev/null
+++ b/gst/dccp/gstdccpclientsrc.c
@@ -0,0 +1,398 @@
+/* GStreamer
+ * Copyright (C) <2007> Leandro Melo de Sales <leandroal@gmail.com>
+ *
+ * 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.
+ */
+
+/**
+ * SECTION:element-dccpclientsrc
+ * @see_also: dccpclientsink, dccpserversink, dccpserversrc
+ *
+ * This element connect to a DCCP server and send data to it.
+ * <ulink url="http://www.linuxfoundation.org/en/Net:DCCP">DCCP</ulink> (Datagram
+ * Congestion Control Protocol) is a Transport Layer protocol like
+ * TCP and UDP.
+ *
+ * <refsect2>
+ * <title>Example pipeline</title>
+ * <para>
+ * |[
+ * gst-launch -v dccpclientsrc host=localhost port=9011 ccid=2 ! decodebin ! alsasink
+ * ]| Client
+ * |[
+ * gst-launch -v filesrc location=music.mp3 ! mp3parse ! dccpserversink port=9011 ccid=2
+ * ]| Server
+ *
+ * This example pipeline will send a MP3 stream to the client using DCCP.
+ * The client will decode the MP3 and play it. Run the server pipeline
+ * first than the client pipeline. If you want, you can run more than one dccpclientsrc
+ * to connect to the same server (see wait-connections property at dccpserversink).
+ * </para>
+ * </refsect2>
+ */
+
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "gstdccpclientsrc.h"
+#include "gstdccp.h"
+#include <string.h> /* memset */
+#include <unistd.h>
+#include <arpa/inet.h>
+#include <fcntl.h>
+
+#define DCCP_DEFAULT_CAPS NULL
+
+/* signals */
+enum
+{
+ SIGNAL_CONNECTED,
+ LAST_SIGNAL
+};
+
+/* properties */
+enum
+{
+ PROP_0,
+ PROP_PORT,
+ PROP_HOST,
+ PROP_SOCK_FD,
+ PROP_CLOSED,
+ PROP_CCID,
+ PROP_CAPS
+};
+
+static gboolean gst_dccp_client_src_stop (GstBaseSrc * bsrc);
+
+GST_DEBUG_CATEGORY_STATIC (dccpclientsrc_debug);
+
+static const GstElementDetails gst_dccp_client_src_details =
+GST_ELEMENT_DETAILS ("DCCP client source",
+ "Source/Network",
+ "Receive data as a client over the network via DCCP",
+ "E-Phone Team at Federal University of Campina Grande <leandroal@gmail.com>");
+
+static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
+ GST_PAD_SRC,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS_ANY);
+
+GST_BOILERPLATE (GstDCCPClientSrc, gst_dccp_client_src, GstPushSrc,
+ GST_TYPE_PUSH_SRC);
+
+static guint gst_dccp_client_src_signals[LAST_SIGNAL] = { 0 };
+
+static GstFlowReturn
+gst_dccp_client_src_create (GstPushSrc * psrc, GstBuffer ** outbuf)
+{
+ GstDCCPClientSrc *src;
+ GstFlowReturn ret = GST_FLOW_OK;
+
+ src = GST_DCCP_CLIENT_SRC (psrc);
+
+ GST_LOG_OBJECT (src, "reading a buffer");
+ ret = gst_dccp_read_buffer (GST_ELEMENT (src), src->sock_fd, outbuf);
+
+ if (ret == GST_FLOW_OK) {
+ GST_LOG_OBJECT (src,
+ "Returning buffer from _get of size %d, ts %"
+ GST_TIME_FORMAT ", dur %" GST_TIME_FORMAT
+ ", offset %" G_GINT64_FORMAT ", offset_end %" G_GINT64_FORMAT,
+ GST_BUFFER_SIZE (*outbuf),
+ GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (*outbuf)),
+ GST_TIME_ARGS (GST_BUFFER_DURATION (*outbuf)),
+ GST_BUFFER_OFFSET (*outbuf), GST_BUFFER_OFFSET_END (*outbuf));
+
+ if (!gst_caps_is_equal (src->caps, GST_CAPS_ANY)) {
+ gst_buffer_set_caps (*outbuf, src->caps);
+ }
+ }
+
+ return ret;
+}
+
+/*
+ * Set the value of a property for the client src.
+ */
+static void
+gst_dccp_client_src_set_property (GObject * object, guint prop_id,
+ const GValue * value, GParamSpec * pspec)
+{
+ GstDCCPClientSrc *src = GST_DCCP_CLIENT_SRC (object);
+
+ switch (prop_id) {
+ case PROP_PORT:
+ src->port = g_value_get_int (value);
+ break;
+ case PROP_HOST:
+ if (!g_value_get_string (value)) {
+ g_warning ("host property cannot be NULL");
+ break;
+ }
+ g_free (src->host);
+ src->host = g_strdup (g_value_get_string (value));
+ break;
+ case PROP_SOCK_FD:
+ src->sock_fd = g_value_get_int (value);
+ break;
+ case PROP_CLOSED:
+ src->closed = g_value_get_boolean (value);
+ break;
+ case PROP_CCID:
+ src->ccid = g_value_get_int (value);
+ break;
+ case PROP_CAPS:
+ {
+ const GstCaps *new_caps_val = gst_value_get_caps (value);
+ GstCaps *new_caps;
+ GstCaps *old_caps;
+
+ if (new_caps_val == NULL) {
+ new_caps = gst_caps_new_any ();
+ } else {
+ new_caps = gst_caps_copy (new_caps_val);
+ }
+
+ old_caps = src->caps;
+ src->caps = new_caps;
+ if (old_caps)
+ gst_caps_unref (old_caps);
+ gst_pad_set_caps (GST_BASE_SRC (src)->srcpad, new_caps);
+ break;
+ }
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+/*
+ * Get a given property value for the client src.
+ */
+static void
+gst_dccp_client_src_get_property (GObject * object, guint prop_id,
+ GValue * value, GParamSpec * pspec)
+{
+ GstDCCPClientSrc *src = GST_DCCP_CLIENT_SRC (object);
+
+ switch (prop_id) {
+ case PROP_PORT:
+ g_value_set_int (value, src->port);
+ break;
+ case PROP_HOST:
+ g_value_set_string (value, src->host);
+ break;
+ case PROP_SOCK_FD:
+ g_value_set_int (value, src->sock_fd);
+ break;
+ case PROP_CLOSED:
+ g_value_set_boolean (value, src->closed);
+ break;
+ case PROP_CCID:
+ g_value_set_int (value, src->ccid);
+ break;
+ case PROP_CAPS:
+ gst_value_set_caps (value, src->caps);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static gboolean
+gst_dccp_client_src_start (GstBaseSrc * bsrc)
+{
+ GstDCCPClientSrc *src = GST_DCCP_CLIENT_SRC (bsrc);
+
+ if (src->sock_fd == DCCP_DEFAULT_SOCK_FD) {
+ gchar *ip = NULL;
+
+ /* look up name if we need to */
+ if (!(ip = gst_dccp_host_to_ip (GST_ELEMENT (src), src->host))) {
+ GST_ERROR_OBJECT (src, "cannot resolve hostname");
+ gst_dccp_client_src_stop (GST_BASE_SRC (src));
+ return FALSE;
+ }
+
+ /* name the server socket */
+ memset (&src->server_sin, 0, sizeof (src->server_sin));
+ src->server_sin.sin_family = AF_INET; /* network socket */
+ src->server_sin.sin_port = htons (src->port); /* on port */
+ src->server_sin.sin_addr.s_addr = inet_addr (ip); /* on host ip */
+ g_free (ip);
+
+ /* create socket */
+ if ((src->sock_fd = gst_dccp_create_new_socket (GST_ELEMENT (src))) < 0) {
+ return FALSE;
+ }
+
+ if (!gst_dccp_set_ccid (GST_ELEMENT (src), src->sock_fd, src->ccid)) {
+ gst_dccp_client_src_stop (GST_BASE_SRC (src));
+ return FALSE;
+ }
+
+ if (!gst_dccp_connect_to_server (GST_ELEMENT (src), src->server_sin,
+ src->sock_fd)) {
+ gst_dccp_client_src_stop (GST_BASE_SRC (src));
+ return FALSE;
+ }
+
+ /* the socket is connected */
+ g_signal_emit (src, gst_dccp_client_src_signals[SIGNAL_CONNECTED], 0,
+ src->sock_fd);
+ }
+
+ return TRUE;
+}
+
+static void
+gst_dccp_client_src_base_init (gpointer g_class)
+{
+ GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
+
+ gst_element_class_add_pad_template (element_class,
+ gst_static_pad_template_get (&srctemplate));
+
+ gst_element_class_set_details (element_class, &gst_dccp_client_src_details);
+}
+
+static void
+gst_dccp_client_src_init (GstDCCPClientSrc * this,
+ GstDCCPClientSrcClass * g_class)
+{
+ this->port = DCCP_DEFAULT_PORT;
+ this->host = g_strdup (DCCP_DEFAULT_HOST);
+ this->sock_fd = DCCP_DEFAULT_SOCK_FD;
+ this->closed = DCCP_DEFAULT_CLOSED;
+ this->ccid = DCCP_DEFAULT_CCID;
+ this->caps = NULL;
+
+ gst_base_src_set_format (GST_BASE_SRC (this), GST_FORMAT_TIME);
+
+ /* Checking if the version of the gstreamer is bigger that 0.10.15 */
+#if ((GST_VERSION_MAJOR > 0) || \
+ (GST_VERSION_MAJOR == 0 && GST_VERSION_MINOR > 10) || \
+ (GST_VERSION_MAJOR == 0 && GST_VERSION_MINOR == 10 && GST_VERSION_MICRO >= 15))
+ gst_base_src_set_do_timestamp (GST_BASE_SRC (this), TRUE);
+#endif
+
+ /* FIXME is this correct? */
+ gst_base_src_set_live (GST_BASE_SRC (this), TRUE);
+}
+
+static void
+gst_dccp_client_src_finalize (GObject * gobject)
+{
+ GstDCCPClientSrc *this = GST_DCCP_CLIENT_SRC (gobject);
+
+ if (this->caps) {
+ gst_caps_unref (this->caps);
+ this->caps = NULL;
+ }
+
+ g_free (this->host);
+
+ G_OBJECT_CLASS (parent_class)->finalize (gobject);
+}
+
+static gboolean
+gst_dccp_client_src_stop (GstBaseSrc * bsrc)
+{
+ GstDCCPClientSrc *src;
+
+ src = GST_DCCP_CLIENT_SRC (bsrc);
+
+ if (src->sock_fd != -1 && src->closed) {
+ GST_DEBUG_OBJECT (src, "closing socket");
+ close (src->sock_fd);
+ src->sock_fd = -1;
+ }
+
+ return TRUE;
+}
+
+/*
+ * Define the gst class, callbacks, etc.
+ */
+static void
+gst_dccp_client_src_class_init (GstDCCPClientSrcClass * klass)
+{
+ GObjectClass *gobject_class;
+ GstBaseSrcClass *gstbasesrc_class;
+ GstPushSrcClass *gstpush_src_class;
+
+ gobject_class = (GObjectClass *) klass;
+ gstbasesrc_class = (GstBaseSrcClass *) klass;
+ gstpush_src_class = (GstPushSrcClass *) klass;
+
+ gobject_class->set_property = gst_dccp_client_src_set_property;
+ gobject_class->get_property = gst_dccp_client_src_get_property;
+
+ gobject_class->finalize = gst_dccp_client_src_finalize;
+
+ g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_PORT,
+ g_param_spec_int ("port", "Port",
+ "The port to receive the packets from, 0=allocate", 0, G_MAXUINT16,
+ DCCP_DEFAULT_PORT, G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_HOST,
+ g_param_spec_string ("host", "Host",
+ "The host IP address to receive packets from", DCCP_DEFAULT_HOST,
+ G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_SOCK_FD,
+ g_param_spec_int ("sockfd", "Socket fd",
+ "The socket file descriptor", -1, G_MAXINT, DCCP_DEFAULT_SOCK_FD,
+ G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_CLOSED,
+ g_param_spec_boolean ("close-socket", "Close socket",
+ "Close socket at the end of stream", DCCP_DEFAULT_CLOSED,
+ G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_CAPS,
+ g_param_spec_boxed ("caps", "Caps",
+ "The caps of the source pad", GST_TYPE_CAPS, G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_CCID,
+ g_param_spec_int ("ccid", "CCID",
+ "The Congestion Control IDentified to be used", 2, G_MAXINT,
+ DCCP_DEFAULT_CCID, G_PARAM_READWRITE));
+
+ /* signals */
+ /**
+ * GstDccpClientSrc::connected:
+ * @src: the gstdccpclientsrc instance
+ * @fd: the connected socket fd
+ *
+ * Reports that the element has connected, giving the fd of the socket
+ */
+ gst_dccp_client_src_signals[SIGNAL_CONNECTED] =
+ g_signal_new ("connected", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_FIRST,
+ G_STRUCT_OFFSET (GstDCCPClientSrcClass, connected), NULL, NULL,
+ gst_marshal_VOID__INT, G_TYPE_NONE, 1, G_TYPE_INT);
+
+ gstbasesrc_class->start = gst_dccp_client_src_start;
+ gstbasesrc_class->stop = gst_dccp_client_src_stop;
+
+ gstpush_src_class->create = gst_dccp_client_src_create;
+
+ GST_DEBUG_CATEGORY_INIT (dccpclientsrc_debug, "dccpclientsrc", 0,
+ "DCCP Client Source");
+}
diff --git a/gst/dccp/gstdccpclientsrc.h b/gst/dccp/gstdccpclientsrc.h
new file mode 100644
index 00000000..9be42b2d
--- /dev/null
+++ b/gst/dccp/gstdccpclientsrc.h
@@ -0,0 +1,77 @@
+/* GStreamer
+ * Copyright (C) <2007> Leandro Melo de Sales <leandroal@gmail.com>
+ *
+ * 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.
+ */
+
+#ifndef __GST_DCCP_CLIENT_SRC_H__
+#define __GST_DCCP_CLIENT_SRC_H__
+
+#include <gst/gst.h>
+#include <gst/base/gstpushsrc.h>
+#include <gst/base/gstbasesrc.h>
+
+G_BEGIN_DECLS
+
+#include <netdb.h> /* sockaddr_in */
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h> /* sockaddr_in */
+#include <unistd.h>
+
+
+#define GST_TYPE_DCCP_CLIENT_SRC \
+ (gst_dccp_client_src_get_type())
+#define GST_DCCP_CLIENT_SRC(obj) \
+ (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DCCP_CLIENT_SRC,GstDCCPClientSrc))
+#define GST_DCCP_CLIENT_SRC_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DCCP_CLIENT_SRC,GstDCCPClientSrcClass))
+#define GST_IS_DCCP_CLIENT_SRC(obj) \
+ (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DCCP_CLIENT_SRC))
+#define GST_IS_DCCP_CLIENT_SRC_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DCCP_CLIENT_SRC))
+
+typedef struct _GstDCCPClientSrc GstDCCPClientSrc;
+typedef struct _GstDCCPClientSrcClass GstDCCPClientSrcClass;
+
+struct _GstDCCPClientSrc {
+ GstPushSrc element;
+
+ /* server information */
+ int port;
+ gchar *host;
+ struct sockaddr_in server_sin;
+
+ /* socket */
+ int sock_fd;
+ gboolean closed;
+
+ GstCaps *caps;
+ uint8_t ccid;
+};
+
+struct _GstDCCPClientSrcClass {
+ GstPushSrcClass parent_class;
+
+ /* signals */
+ void (*connected) (GstElement *src, gint fd);
+};
+
+GType gst_dccp_client_src_get_type (void);
+
+G_END_DECLS
+
+#endif /* __GST_DCCP_CLIENT_SRC_H__ */
diff --git a/gst/dccp/gstdccpplugin.c b/gst/dccp/gstdccpplugin.c
new file mode 100644
index 00000000..05c48cd5
--- /dev/null
+++ b/gst/dccp/gstdccpplugin.c
@@ -0,0 +1,60 @@
+/* GStreamer
+ * Copyright (C) <2007> Leandro Melo de Sales <leandroal@gmail.com>
+ *
+ * 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 "gstdccpclientsrc.h"
+#include "gstdccpserversink.h"
+#include "gstdccpclientsink.h"
+#include "gstdccpserversrc.h"
+
+GST_DEBUG_CATEGORY (dccp_debug);
+
+static gboolean
+plugin_init (GstPlugin * plugin)
+{
+ if (!gst_element_register (plugin, "dccpclientsrc", GST_RANK_NONE,
+ GST_TYPE_DCCP_CLIENT_SRC))
+ return FALSE;
+
+ if (!gst_element_register (plugin, "dccpserversink", GST_RANK_NONE,
+ GST_TYPE_DCCP_SERVER_SINK))
+ return FALSE;
+
+ if (!gst_element_register (plugin, "dccpclientsink", GST_RANK_NONE,
+ GST_TYPE_DCCP_CLIENT_SINK))
+ return FALSE;
+
+ if (!gst_element_register (plugin, "dccpserversrc", GST_RANK_NONE,
+ GST_TYPE_DCCP_SERVER_SRC))
+ return FALSE;
+
+ GST_DEBUG_CATEGORY_INIT (dccp_debug, "dccp", 0, "DCCP calls");
+
+ return TRUE;
+}
+
+GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
+ GST_VERSION_MINOR,
+ "dccp",
+ "transfer data over the network via DCCP.",
+ plugin_init, VERSION, GST_LICENSE, "DCCP",
+ "http://garage.maemo.org/projects/ephone")
diff --git a/gst/dccp/gstdccpserversink.c b/gst/dccp/gstdccpserversink.c
new file mode 100644
index 00000000..72ffa16c
--- /dev/null
+++ b/gst/dccp/gstdccpserversink.c
@@ -0,0 +1,435 @@
+/* GStreamer
+ * Copyright (C) <2007> Leandro Melo de Sales <leandroal@gmail.com>
+ *
+ * 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.
+ */
+
+/**
+ * SECTION:element-dccpserversink
+ * @see_also: dccpclientsink, dccpclientsrc, dccpserversrc
+ *
+ * This element wait for connections from clients and send data to them.
+ * <ulink url="http://www.linuxfoundation.org/en/Net:DCCP">DCCP</ulink> (Datagram
+ * Congestion Control Protocol) is a Transport Layer protocol like
+ * TCP and UDP.
+ *
+ * <refsect2>
+ * <title>Example pipeline</title>
+ * <para>
+ * |[
+ * gst-launch -v dccpclientsrc host=localhost port=9011 ccid=2 ! decodebin ! alsasink
+ * ]| Client
+ * |[
+ * gst-launch -v filesrc location=music.mp3 ! mp3parse ! dccpserversink port=9011 ccid=2
+ * ]| Server
+ *
+ * This example pipeline will send a MP3 stream to the client using DCCP.
+ * The client will decode the MP3 and play it. Run the server pipeline
+ * first than the client pipeline. If you want, you can run more than one dccpclientsrc
+ * to connect to the same server (see wait-connections property at dccpserversink).
+ * </para>
+ * </refsect2>
+ */
+
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "gstdccpserversink.h"
+#include "gstdccp.h"
+#include <string.h> /* memset */
+#include <unistd.h>
+#include <arpa/inet.h>
+#include <fcntl.h>
+
+/* signals */
+enum
+{
+ SIGNAL_CONNECTED,
+ LAST_SIGNAL
+};
+
+/* properties */
+enum
+{
+ PROP_0,
+ PROP_PORT,
+ PROP_CLIENT_SOCK_FD,
+ PROP_CCID,
+ PROP_CLOSED,
+ PROP_WAIT_CONNECTIONS
+};
+
+pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER;
+static gboolean gst_dccp_server_sink_stop (GstBaseSink * bsink);
+
+GST_DEBUG_CATEGORY_STATIC (dccpserversink_debug);
+
+static const GstElementDetails gst_dccp_server_sink_details =
+GST_ELEMENT_DETAILS ("DCCP server sink",
+ "Sink/Network",
+ "Send data as a server over the network via DCCP",
+ "E-Phone Team at Federal University of Campina Grande <leandroal@gmail.com>");
+
+
+static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
+ GST_PAD_SINK,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS_ANY);
+
+GST_BOILERPLATE (GstDCCPServerSink, gst_dccp_server_sink, GstBaseSink,
+ GST_TYPE_BASE_SINK);
+
+static guint gst_dccp_server_sink_signals[LAST_SIGNAL] = { 0 };
+
+static Client *
+gst_dccp_server_create_client (GstElement * element, int socket)
+{
+ Client *client = (Client *) g_malloc (sizeof (Client));
+ client->socket = socket;
+ client->pksize = gst_dccp_get_max_packet_size (element, client->socket);
+ client->flow_status = GST_FLOW_OK;
+
+ /* the socket is connected */
+ g_signal_emit (element, gst_dccp_server_sink_signals[SIGNAL_CONNECTED], 0,
+ socket);
+
+ return client;
+}
+
+static void *
+gst_dccp_server_accept_new_clients (void *arg)
+{
+ GstDCCPServerSink *sink = (GstDCCPServerSink *) arg;
+ int newsockfd;
+ Client *client;
+
+ while (1) {
+ newsockfd =
+ gst_dccp_server_wait_connections (GST_ELEMENT (sink), sink->sock_fd);
+
+ client = gst_dccp_server_create_client (GST_ELEMENT (sink), newsockfd);
+
+ pthread_mutex_lock (&lock);
+ sink->clients = g_list_append (sink->clients, client);
+ pthread_mutex_unlock (&lock);
+ }
+}
+
+static void *
+gst_dccp_server_send_buffer (void *arg)
+{
+ Client *client = (Client *) arg;
+ GstDCCPServerSink *sink = client->server;
+ GstBuffer *buf = client->buf;
+ int client_sock_fd = client->socket;
+ int pksize = client->pksize;
+
+ if (gst_dccp_send_buffer (GST_ELEMENT (sink), buf, client_sock_fd,
+ pksize) == GST_FLOW_ERROR) {
+ client->flow_status = GST_FLOW_ERROR;
+ }
+ return NULL;
+}
+
+/* Remove clients with problems to send */
+static void *
+gst_dccp_server_delete_dead_clients (void *arg)
+{
+ GstDCCPServerSink *sink = (GstDCCPServerSink *) arg;
+ int i;
+ GList *tmp = NULL;
+
+ pthread_mutex_lock (&lock);
+ for (i = 0; i < g_list_length (sink->clients); i++) {
+ Client *client = (Client *) g_list_nth_data (sink->clients, i);
+ if (client->flow_status == GST_FLOW_OK) {
+ tmp = g_list_append (tmp, client);
+ } else {
+ close (client->socket);
+ g_free (client);
+ }
+ }
+ g_list_free (sink->clients);
+ sink->clients = tmp;
+ pthread_mutex_unlock (&lock);
+ return 0;
+}
+
+static void
+gst_dccp_server_sink_init (GstDCCPServerSink * this,
+ GstDCCPServerSinkClass * g_class)
+{
+ this->port = DCCP_DEFAULT_PORT;
+ this->sock_fd = DCCP_DEFAULT_SOCK_FD;
+ this->client_sock_fd = DCCP_DEFAULT_CLIENT_SOCK_FD;
+ this->closed = DCCP_DEFAULT_CLOSED;
+ this->ccid = DCCP_DEFAULT_CCID;
+ this->wait_connections = DCCP_DEFAULT_WAIT_CONNECTIONS;
+ this->clients = NULL;
+}
+
+static gboolean
+gst_dccp_server_sink_start (GstBaseSink * bsink)
+{
+ GstDCCPServerSink *sink = GST_DCCP_SERVER_SINK (bsink);
+ int ret = 1;
+ Client *client;
+
+ /* create socket */
+ if ((sink->sock_fd = gst_dccp_create_new_socket (GST_ELEMENT (sink))) < 0) {
+ return FALSE;
+ }
+
+ /* make address reusable */
+ if (setsockopt (sink->sock_fd, SOL_SOCKET, SO_REUSEADDR,
+ (void *) &ret, sizeof (ret)) < 0) {
+ GST_ELEMENT_ERROR (sink, RESOURCE, SETTINGS, (NULL),
+ ("Could not setsockopt: %s", g_strerror (errno)));
+ return FALSE;
+ }
+
+ /* name the server socket */
+ memset (&sink->server_sin, 0, sizeof (sink->server_sin));
+ sink->server_sin.sin_family = AF_INET; /* network socket */
+ sink->server_sin.sin_port = htons (sink->port); /* on port */
+ sink->server_sin.sin_addr.s_addr = htonl (INADDR_ANY); /* for hosts */
+
+ if (!gst_dccp_bind_server_socket (GST_ELEMENT (sink), sink->sock_fd,
+ sink->server_sin)) {
+ return FALSE;
+ }
+
+ if (!gst_dccp_set_ccid (GST_ELEMENT (sink), sink->sock_fd, sink->ccid)) {
+ return FALSE;
+ }
+
+ if (!gst_dccp_listen_server_socket (GST_ELEMENT (sink), sink->sock_fd)) {
+ return FALSE;
+ }
+
+
+ if (sink->client_sock_fd == DCCP_DEFAULT_CLIENT_SOCK_FD) {
+ sink->client_sock_fd =
+ gst_dccp_server_wait_connections (GST_ELEMENT (sink), sink->sock_fd);
+ }
+
+ if (sink->client_sock_fd == -1) {
+ return FALSE;
+ }
+
+ client =
+ gst_dccp_server_create_client (GST_ELEMENT (sink), sink->client_sock_fd);
+ sink->clients = g_list_append (sink->clients, client);
+
+ pthread_mutex_init (&lock, NULL);
+
+ if (sink->wait_connections == TRUE) {
+ pthread_create (&accept_thread_id, NULL, gst_dccp_server_accept_new_clients,
+ sink);
+ pthread_detach (accept_thread_id);
+ }
+
+ return TRUE;
+}
+
+static GstFlowReturn
+gst_dccp_server_sink_render (GstBaseSink * bsink, GstBuffer * buf)
+{
+ GstDCCPServerSink *sink = GST_DCCP_SERVER_SINK (bsink);
+
+ pthread_t thread_id;
+ int i;
+
+ pthread_mutex_lock (&lock);
+
+ for (i = 0; i < g_list_length (sink->clients); i++) {
+ Client *client = (Client *) g_list_nth_data (sink->clients, i);
+ client->buf = buf;
+ client->server = sink;
+
+ if (client->flow_status == GST_FLOW_OK) {
+ pthread_create (&thread_id, NULL, gst_dccp_server_send_buffer,
+ (void *) client);
+ pthread_detach (thread_id);
+ } else {
+ pthread_create (&thread_id, NULL, gst_dccp_server_delete_dead_clients,
+ (void *) sink);
+ pthread_detach (thread_id);
+ }
+ }
+
+ pthread_mutex_unlock (&lock);
+ return GST_FLOW_OK;
+}
+
+static gboolean
+gst_dccp_server_sink_stop (GstBaseSink * bsink)
+{
+ GstDCCPServerSink *sink;
+ int i;
+ sink = GST_DCCP_SERVER_SINK (bsink);
+
+ if (sink->wait_connections == TRUE) {
+ pthread_cancel (accept_thread_id);
+ }
+
+ if (sink->sock_fd != -1 && sink->closed == TRUE) {
+ GST_DEBUG_OBJECT (sink, "closing socket");
+ close (sink->sock_fd);
+ sink->sock_fd = -1;
+ }
+
+ pthread_mutex_lock (&lock);
+ for (i = 0; i < g_list_length (sink->clients); i++) {
+ Client *client = (Client *) g_list_nth_data (sink->clients, i);
+ close (client->socket);
+ g_free (client);
+ }
+ pthread_mutex_unlock (&lock);
+
+ return TRUE;
+}
+
+static void
+gst_dccp_server_sink_base_init (gpointer g_class)
+{
+ GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
+
+ gst_element_class_add_pad_template (element_class,
+ gst_static_pad_template_get (&sinktemplate));
+
+ gst_element_class_set_details (element_class, &gst_dccp_server_sink_details);
+}
+
+/*
+ * Set the value of a property for the server sink.
+ */
+static void
+gst_dccp_server_sink_set_property (GObject * object, guint prop_id,
+ const GValue * value, GParamSpec * pspec)
+{
+ GstDCCPServerSink *sink = GST_DCCP_SERVER_SINK (object);
+
+ switch (prop_id) {
+ case PROP_PORT:
+ sink->port = g_value_get_int (value);
+ break;
+ case PROP_CLIENT_SOCK_FD:
+ sink->client_sock_fd = g_value_get_int (value);
+ break;
+ case PROP_CLOSED:
+ sink->closed = g_value_get_boolean (value);
+ break;
+ case PROP_WAIT_CONNECTIONS:
+ sink->wait_connections = g_value_get_boolean (value);
+ break;
+ case PROP_CCID:
+ sink->ccid = g_value_get_int (value);
+ break;
+ default:
+ break;
+ }
+}
+
+static void
+gst_dccp_server_sink_get_property (GObject * object, guint prop_id,
+ GValue * value, GParamSpec * pspec)
+{
+ GstDCCPServerSink *sink = GST_DCCP_SERVER_SINK (object);
+
+ switch (prop_id) {
+ case PROP_PORT:
+ g_value_set_int (value, sink->port);
+ break;
+ case PROP_CLIENT_SOCK_FD:
+ g_value_set_int (value, sink->client_sock_fd);
+ break;
+ case PROP_CLOSED:
+ g_value_set_boolean (value, sink->closed);
+ break;
+ case PROP_WAIT_CONNECTIONS:
+ g_value_set_boolean (value, sink->wait_connections);
+ break;
+ case PROP_CCID:
+ g_value_set_int (value, sink->ccid);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+
+static void
+gst_dccp_server_sink_class_init (GstDCCPServerSinkClass * klass)
+{
+ GObjectClass *gobject_class;
+ GstBaseSinkClass *gstbasesink_class;
+
+ gobject_class = (GObjectClass *) klass;
+ gstbasesink_class = (GstBaseSinkClass *) klass;
+
+ gobject_class->set_property = gst_dccp_server_sink_set_property;
+ gobject_class->get_property = gst_dccp_server_sink_get_property;
+
+ g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_PORT,
+ g_param_spec_int ("port", "Port",
+ "The port to receive the packets from, 0=allocate", 0, G_MAXUINT16,
+ DCCP_DEFAULT_PORT, G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_CLIENT_SOCK_FD,
+ g_param_spec_int ("sockfd", "Socket fd",
+ "The client socket file descriptor", -1, G_MAXINT,
+ DCCP_DEFAULT_CLIENT_SOCK_FD, G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_CLOSED,
+ g_param_spec_boolean ("close-socket", "Close",
+ "Close socket at end of stream",
+ DCCP_DEFAULT_CLOSED, G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_CCID,
+ g_param_spec_int ("ccid", "CCID",
+ "The Congestion Control IDentified to be used", 2, G_MAXINT,
+ DCCP_DEFAULT_CCID, G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_WAIT_CONNECTIONS,
+ g_param_spec_boolean ("wait-connections", "Wait connections",
+ "Wait for many client connections",
+ DCCP_DEFAULT_WAIT_CONNECTIONS, G_PARAM_READWRITE));
+
+
+ /* signals */
+ /**
+ * GstDccpServerSink::connected:
+ * @src: the gstdccpserversink instance
+ * @fd: the connected socket fd
+ *
+ * Reports that the element has connected, giving the fd of the socket
+ */
+ gst_dccp_server_sink_signals[SIGNAL_CONNECTED] =
+ g_signal_new ("connected", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_FIRST,
+ G_STRUCT_OFFSET (GstDCCPServerSinkClass, connected), NULL, NULL,
+ gst_marshal_VOID__INT, G_TYPE_NONE, 1, G_TYPE_INT);
+
+ gstbasesink_class->start = gst_dccp_server_sink_start;
+ gstbasesink_class->stop = gst_dccp_server_sink_stop;
+ gstbasesink_class->render = gst_dccp_server_sink_render;
+
+ GST_DEBUG_CATEGORY_INIT (dccpserversink_debug, "dccpserversink", 0,
+ "DCCP Server Sink");
+}
diff --git a/gst/dccp/gstdccpserversink.h b/gst/dccp/gstdccpserversink.h
new file mode 100644
index 00000000..5fead474
--- /dev/null
+++ b/gst/dccp/gstdccpserversink.h
@@ -0,0 +1,96 @@
+/* GStreamer
+ * Copyright (C) <2007> Leandro Melo de Sales <leandroal@gmail.com>
+ *
+ * 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.
+ */
+
+#ifndef __GST_DCCP_SERVER_SINK_H__
+#define __GST_DCCP_SERVER_SINK_H__
+
+#include <gst/gst.h>
+#include <gst/base/gstbasesink.h>
+#include <gst/base/gstadapter.h>
+
+G_BEGIN_DECLS
+
+#include <netdb.h> /* sockaddr_in */
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h> /* sockaddr_in */
+#include <unistd.h>
+#include <pthread.h>
+
+#define GST_TYPE_DCCP_SERVER_SINK \
+ (gst_dccp_server_sink_get_type())
+#define GST_DCCP_SERVER_SINK(obj) \
+ (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DCCP_SERVER_SINK,GstDCCPServerSink))
+#define GST_DCCP_SERVER_SINK_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DCCP_SERVER_SINK,GstDCCPServerSinkClass))
+#define GST_IS_DCCP_SERVER_SINK(obj) \
+ (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DCCP_SERVER_SINK))
+#define GST_IS_DCCP_SERVER_SINK_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DCCP_SERVER_SINK))
+
+typedef struct _GstDCCPServerSink GstDCCPServerSink;
+typedef struct _GstDCCPServerSinkClass GstDCCPServerSinkClass;
+
+typedef struct _Client Client;
+
+struct _Client
+{
+ GstDCCPServerSink *server;
+ GstBuffer * buf;
+ int socket;
+ int pksize;
+ GstFlowReturn flow_status;
+};
+
+pthread_t accept_thread_id;
+
+struct _GstDCCPServerSink
+{
+ GstBaseSink element;
+
+ /* server information */
+ int port;
+ struct sockaddr_in server_sin;
+
+ /* socket */
+ int sock_fd;
+
+ /* multiple clients */
+ GList *clients;
+
+ /* properties */
+ int client_sock_fd;
+ uint8_t ccid;
+ gboolean wait_connections;
+ gboolean closed;
+};
+
+struct _GstDCCPServerSinkClass
+{
+ GstBaseSinkClass parent_class;
+
+ /* signals */
+ void (*connected) (GstElement *sink, gint fd);
+};
+
+GType gst_dccp_server_sink_get_type (void);
+
+G_END_DECLS
+
+#endif /* __GST_DCCP_SERVER_SINK_H__ */
diff --git a/gst/dccp/gstdccpserversrc.c b/gst/dccp/gstdccpserversrc.c
new file mode 100644
index 00000000..d3d46b0d
--- /dev/null
+++ b/gst/dccp/gstdccpserversrc.c
@@ -0,0 +1,403 @@
+/* GStreamer
+ * Copyright (C) <2007> Leandro Melo de Sales <leandroal@gmail.com>
+ *
+ * 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.
+ */
+
+/**
+ * SECTION:element-dccpserversrc
+ * @see_also: dccpclientsink, dccpclientsrc, dccpserversink
+ *
+ * This element wait for connection from a client and receive data.
+ * <ulink url="http://www.linuxfoundation.org/en/Net:DCCP">DCCP</ulink> (Datagram
+ * Congestion Control Protocol) is a Transport Layer protocol like
+ * TCP and UDP.
+ *
+ * <refsect2>
+ * <title>Example pipeline</title>
+ * <para>
+ * |[
+ * gst-launch -v filesrc location=music.mp3 ! mp3parse ! dccpclientsink host=localhost port=9011 ccid=2
+ * ]| Client
+ * |[
+ * gst-launch -v dccpserversrc port=9011 ccid=2 ! decodebin ! alsasink
+ * ]| Server
+ *
+ * This example pipeline will send a MP3 stream to the server using DCCP.
+ * The server will decode the MP3 and play it.
+ * Run the server pipeline first than the client pipeline.
+ * </para>
+ * </refsect2>
+ */
+
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "gstdccpserversrc.h"
+#include "gstdccp.h"
+#include <string.h> /* memset */
+#include <unistd.h>
+#include <arpa/inet.h>
+#include <fcntl.h>
+
+#define DCCP_DEFAULT_CAPS NULL
+#define DCCP_DEFAULT_LISTEN_HOST NULL /* listen on all interfaces */
+
+/* signals */
+enum
+{
+ SIGNAL_CONNECTED,
+ LAST_SIGNAL
+};
+
+/* properties */
+enum
+{
+ PROP_0,
+ PROP_PORT,
+ PROP_HOST,
+ PROP_CLIENT_SOCK_FD,
+ PROP_CLOSED,
+ PROP_CCID,
+ PROP_CAPS
+};
+
+static gboolean gst_dccp_server_src_stop (GstBaseSrc * bsrc);
+
+GST_DEBUG_CATEGORY_STATIC (dccpserversrc_debug);
+
+static const GstElementDetails gst_dccp_server_src_details =
+GST_ELEMENT_DETAILS ("DCCP server source",
+ "Source/Network",
+ "Receive data as a server over the network via DCCP",
+ "E-Phone Team at Federal University of Campina Grande <leandroal@gmail.com>");
+
+static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
+ GST_PAD_SRC,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS_ANY);
+
+GST_BOILERPLATE (GstDCCPServerSrc, gst_dccp_server_src, GstPushSrc,
+ GST_TYPE_PUSH_SRC);
+
+static guint gst_dccp_server_src_signals[LAST_SIGNAL] = { 0 };
+
+static GstFlowReturn
+gst_dccp_server_src_create (GstPushSrc * psrc, GstBuffer ** outbuf)
+{
+ GstDCCPServerSrc *src;
+ GstFlowReturn ret = GST_FLOW_OK;
+
+ src = GST_DCCP_SERVER_SRC (psrc);
+
+ GST_LOG_OBJECT (src, "reading a buffer");
+
+ ret = gst_dccp_read_buffer (GST_ELEMENT (src), src->client_sock_fd, outbuf);
+
+ if (ret == GST_FLOW_OK) {
+ GST_LOG_OBJECT (src,
+ "Returning buffer from _get of size %d, ts %"
+ GST_TIME_FORMAT ", dur %" GST_TIME_FORMAT
+ ", offset %" G_GINT64_FORMAT ", offset_end %" G_GINT64_FORMAT,
+ GST_BUFFER_SIZE (*outbuf),
+ GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (*outbuf)),
+ GST_TIME_ARGS (GST_BUFFER_DURATION (*outbuf)),
+ GST_BUFFER_OFFSET (*outbuf), GST_BUFFER_OFFSET_END (*outbuf));
+
+ if (!gst_caps_is_equal (src->caps, GST_CAPS_ANY)) {
+ gst_buffer_set_caps (*outbuf, src->caps);
+ }
+ }
+
+ return ret;
+}
+
+/*
+ * Set the value of a property for the server src.
+ */
+static void
+gst_dccp_server_src_set_property (GObject * object, guint prop_id,
+ const GValue * value, GParamSpec * pspec)
+{
+ GstDCCPServerSrc *src = GST_DCCP_SERVER_SRC (object);
+
+ switch (prop_id) {
+ case PROP_HOST:
+ if (!g_value_get_string (value)) {
+ g_warning ("host property cannot be NULL");
+ break;
+ }
+ g_free (src->host);
+ src->host = g_strdup (g_value_get_string (value));
+ break;
+ case PROP_PORT:
+ src->port = g_value_get_int (value);
+ break;
+ case PROP_CLIENT_SOCK_FD:
+ src->client_sock_fd = g_value_get_int (value);
+ break;
+ case PROP_CLOSED:
+ src->closed = g_value_get_boolean (value);
+ break;
+ case PROP_CCID:
+ src->ccid = g_value_get_int (value);
+ break;
+ case PROP_CAPS:
+ {
+ const GstCaps *new_caps_val = gst_value_get_caps (value);
+ GstCaps *new_caps;
+ GstCaps *old_caps;
+
+ if (new_caps_val == NULL) {
+ new_caps = gst_caps_new_any ();
+ } else {
+ new_caps = gst_caps_copy (new_caps_val);
+ }
+
+ old_caps = src->caps;
+ src->caps = new_caps;
+ if (old_caps) {
+ gst_caps_unref (old_caps);
+ }
+ gst_pad_set_caps (GST_BASE_SRC (src)->srcpad, new_caps);
+ break;
+ }
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+/*
+ * Get a given property value for the server src.
+ */
+static void
+gst_dccp_server_src_get_property (GObject * object, guint prop_id,
+ GValue * value, GParamSpec * pspec)
+{
+ GstDCCPServerSrc *src = GST_DCCP_SERVER_SRC (object);
+
+ switch (prop_id) {
+ case PROP_HOST:
+ g_value_set_string (value, src->host);
+ break;
+ case PROP_PORT:
+ g_value_set_int (value, src->port);
+ break;
+ case PROP_CLIENT_SOCK_FD:
+ g_value_set_int (value, src->client_sock_fd);
+ break;
+ case PROP_CLOSED:
+ g_value_set_boolean (value, src->closed);
+ break;
+ case PROP_CAPS:
+ gst_value_set_caps (value, src->caps);
+ break;
+ case PROP_CCID:
+ g_value_set_int (value, src->ccid);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+
+static gboolean
+gst_dccp_server_src_start (GstBaseSrc * bsrc)
+{
+ GstDCCPServerSrc *src = GST_DCCP_SERVER_SRC (bsrc);
+
+ if (src->client_sock_fd == DCCP_DEFAULT_CLIENT_SOCK_FD) {
+ /* create socket */
+ if ((src->sock_fd = gst_dccp_create_new_socket (GST_ELEMENT (src))) < 0) {
+ return FALSE;
+ }
+
+ gst_dccp_make_address_reusable (GST_ELEMENT (src), src->sock_fd);
+
+ /* name the server socket */
+ memset (&src->server_sin, 0, sizeof (src->server_sin));
+ src->server_sin.sin_family = AF_INET; /* network socket */
+ src->server_sin.sin_port = htons (src->port); /* on port */
+ src->server_sin.sin_addr.s_addr = htonl (INADDR_ANY); /* for hosts */
+
+
+ if (!gst_dccp_bind_server_socket (GST_ELEMENT (src), src->sock_fd,
+ src->server_sin)) {
+ return FALSE;
+ }
+
+ if (!gst_dccp_set_ccid (GST_ELEMENT (src), src->sock_fd, src->ccid)) {
+ return FALSE;
+ }
+
+ if (!gst_dccp_listen_server_socket (GST_ELEMENT (src), src->sock_fd)) {
+ return FALSE;
+ }
+
+ src->client_sock_fd = gst_dccp_server_wait_connections (GST_ELEMENT (src),
+ src->sock_fd);
+ if (src->client_sock_fd == -1) {
+ return FALSE;
+ }
+
+ /* the socket is connected */
+ g_signal_emit (src, gst_dccp_server_src_signals[SIGNAL_CONNECTED], 0,
+ src->client_sock_fd);
+ }
+
+ return TRUE;
+}
+
+
+static void
+gst_dccp_server_src_base_init (gpointer g_class)
+{
+ GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
+
+ gst_element_class_add_pad_template (element_class,
+ gst_static_pad_template_get (&srctemplate));
+
+ gst_element_class_set_details (element_class, &gst_dccp_server_src_details);
+}
+
+
+static void
+gst_dccp_server_src_init (GstDCCPServerSrc * this,
+ GstDCCPServerSrcClass * g_class)
+{
+ this->port = DCCP_DEFAULT_PORT;
+ this->host = g_strdup (DCCP_DEFAULT_HOST);
+ this->sock_fd = DCCP_DEFAULT_SOCK_FD;
+ this->client_sock_fd = DCCP_DEFAULT_CLIENT_SOCK_FD;
+ this->closed = DCCP_DEFAULT_CLOSED;
+ this->ccid = DCCP_DEFAULT_CCID;
+ this->caps = DCCP_DEFAULT_CAPS;
+
+ gst_base_src_set_format (GST_BASE_SRC (this), GST_FORMAT_TIME);
+
+ /* Checking if the version of the gstreamer is bigger that 0.10.15 */
+#if ((GST_VERSION_MAJOR > 0) || \
+ (GST_VERSION_MAJOR == 0 && GST_VERSION_MINOR > 10) || \
+ (GST_VERSION_MAJOR == 0 && GST_VERSION_MINOR == 10 && GST_VERSION_MICRO >= 15))
+ gst_base_src_set_do_timestamp (GST_BASE_SRC (this), TRUE);
+#endif
+
+ /* FIXME is this correct? */
+ gst_base_src_set_live (GST_BASE_SRC (this), TRUE);
+}
+
+
+static void
+gst_dccp_server_src_finalize (GObject * gobject)
+{
+ GstDCCPServerSrc *this = GST_DCCP_SERVER_SRC (gobject);
+
+ if (this->caps) {
+ gst_caps_unref (this->caps);
+ this->caps = NULL;
+ }
+
+ g_free (this->host);
+
+ G_OBJECT_CLASS (parent_class)->finalize (gobject);
+}
+
+
+static gboolean
+gst_dccp_server_src_stop (GstBaseSrc * bsrc)
+{
+ GstDCCPServerSrc *src;
+
+ src = GST_DCCP_SERVER_SRC (bsrc);
+
+ if (src->sock_fd != -1 && src->closed == TRUE) {
+ GST_DEBUG_OBJECT (src, "closing socket");
+ close (src->sock_fd);
+ src->sock_fd = -1;
+ }
+
+ return TRUE;
+}
+
+static void
+gst_dccp_server_src_class_init (GstDCCPServerSrcClass * klass)
+{
+ GObjectClass *gobject_class;
+ GstBaseSrcClass *gstbasesrc_class;
+ GstPushSrcClass *gstpush_src_class;
+
+ gobject_class = (GObjectClass *) klass;
+ gstbasesrc_class = (GstBaseSrcClass *) klass;
+ gstpush_src_class = (GstPushSrcClass *) klass;
+
+ gobject_class->set_property = gst_dccp_server_src_set_property;
+ gobject_class->get_property = gst_dccp_server_src_get_property;
+
+ gobject_class->finalize = gst_dccp_server_src_finalize;
+
+ g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_PORT,
+ g_param_spec_int ("port", "Port",
+ "The port to receive the packets from, 0=allocate", 0, G_MAXUINT16,
+ DCCP_DEFAULT_PORT, G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_HOST,
+ g_param_spec_string ("host", "Host", "The hostname to listen as",
+ DCCP_DEFAULT_LISTEN_HOST, G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_CLIENT_SOCK_FD,
+ g_param_spec_int ("sockfd", "Socket fd",
+ "The client socket file descriptor", -1, G_MAXINT,
+ DCCP_DEFAULT_CLIENT_SOCK_FD, G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_CLOSED,
+ g_param_spec_boolean ("close-socket", "Close socket",
+ "Close socket at the end of stream", DCCP_DEFAULT_CLOSED,
+ G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_CCID,
+ g_param_spec_int ("ccid", "CCID",
+ "The Congestion Control IDentified to be used", 2, G_MAXINT,
+ DCCP_DEFAULT_CCID, G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_CAPS,
+ g_param_spec_boxed ("caps", "Caps",
+ "The caps of the source pad", GST_TYPE_CAPS, G_PARAM_READWRITE));
+
+ /* signals */
+ /**
+ * GstDccpServerSrc::connected:
+ * @src: the gstdccpserversrc instance
+ * @fd: the connected socket fd
+ *
+ * Reports that the element has connected, giving the fd of the socket
+ */
+ gst_dccp_server_src_signals[SIGNAL_CONNECTED] =
+ g_signal_new ("connected", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_FIRST,
+ G_STRUCT_OFFSET (GstDCCPServerSrcClass, connected), NULL, NULL,
+ gst_marshal_VOID__INT, G_TYPE_NONE, 1, G_TYPE_INT);
+
+ gstbasesrc_class->start = gst_dccp_server_src_start;
+ gstbasesrc_class->stop = gst_dccp_server_src_stop;
+
+ gstpush_src_class->create = gst_dccp_server_src_create;
+
+ GST_DEBUG_CATEGORY_INIT (dccpserversrc_debug, "dccpserversrc", 0,
+ "DCCP Server Source");
+}
diff --git a/gst/dccp/gstdccpserversrc.h b/gst/dccp/gstdccpserversrc.h
new file mode 100644
index 00000000..87ef19a5
--- /dev/null
+++ b/gst/dccp/gstdccpserversrc.h
@@ -0,0 +1,94 @@
+/* GStreamer
+ * Copyright (C) <2007> Leandro Melo de Sales <leandroal@gmail.com>
+ *
+ * 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.
+ */
+
+#ifndef __GST_DCCP_SERVER_SRC_H__
+#define __GST_DCCP_SERVER_SRC_H__
+
+#include <gst/gst.h>
+#include <gst/base/gstpushsrc.h>
+#include <gst/base/gstbasesrc.h>
+
+G_BEGIN_DECLS
+
+#include <netdb.h> /* sockaddr_in */
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h> /* sockaddr_in */
+#include <unistd.h>
+
+
+#define GST_TYPE_DCCP_SERVER_SRC \
+ (gst_dccp_server_src_get_type())
+#define GST_DCCP_SERVER_SRC(obj) \
+ (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DCCP_SERVER_SRC,GstDCCPServerSrc))
+#define GST_DCCP_SERVER_SRC_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DCCP_SERVER_SRC,GstDCCPServerSrcClass))
+#define GST_IS_DCCP_SERVER_SRC(obj) \
+ (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DCCP_SERVER_SRC))
+#define GST_IS_DCCP_SERVER_SRC_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DCCP_SERVER_SRC))
+
+typedef struct _GstDCCPServerSrc GstDCCPServerSrc;
+typedef struct _GstDCCPServerSrcClass GstDCCPServerSrcClass;
+
+struct _GstDCCPServerSrc
+{
+ GstPushSrc element;
+
+ /* server information */
+ int port;
+ gchar *host;
+ struct sockaddr_in server_sin;
+
+ /* socket */
+ int sock_fd;
+ gboolean closed;
+
+ GstCaps *caps;
+ uint8_t ccid;
+
+ /* single client */
+ int client_sock_fd;
+};
+
+struct _GstDCCPServerSrcClass
+{
+ GstPushSrcClass parent_class;
+
+ /* signals */
+ void (*connected) (GstElement *src, gint fd);
+};
+
+GType gst_dccp_server_src_get_type (void);
+
+G_END_DECLS
+
+#endif /* __GST_DCCP_SERVER_SRC_H__ */
+
+
+
+
+
+
+
+
+
+
+
+
generated by cgit v1.2.1 (git 2.18.0) at 2024-07-08 03:36:28 +0000