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gst/udp/: Rework the socket allocation a bit based on the sockfd argument so that it becomes usable.

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Original commit message from CVS:
Patch by: Laurent Glayal <spglegle at yahoo dot fr>
* gst/udp/gstdynudpsink.c: (gst_dynudpsink_class_init),
(gst_dynudpsink_init), (gst_dynudpsink_set_property),
(gst_dynudpsink_get_property), (gst_dynudpsink_init_send),
(gst_dynudpsink_close):
* gst/udp/gstdynudpsink.h:
* gst/udp/gstudpsrc.c: (gst_udpsrc_class_init), (gst_udpsrc_init),
(gst_udpsrc_create), (gst_udpsrc_set_property),
(gst_udpsrc_get_property), (gst_udpsrc_start), (gst_udpsrc_stop):
* gst/udp/gstudpsrc.h:
Rework the socket allocation a bit based on the sockfd argument so that
it becomes usable.
Add a closefd property to instruct the udp elements to close the custom
file descriptors when going to READY. Fixes #423304.
API:GstUDPSrc::closefd property
API:GstDynUDPSink::closefd property
This commit is contained in:
Laurent Glayal 2007-03-29 09:59:23 +00:00 committed by Wim Taymans
parent d94a696bcd
commit 112216c22f
5 changed files with 114 additions and 34 deletions
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20
ChangeLog
View file

@ -1,3 +1,23 @@
2007-03-29 Wim Taymans <wim@fluendo.com>
Patch by: Laurent Glayal <spglegle at yahoo dot fr>
* gst/udp/gstdynudpsink.c: (gst_dynudpsink_class_init),
(gst_dynudpsink_init), (gst_dynudpsink_set_property),
(gst_dynudpsink_get_property), (gst_dynudpsink_init_send),
(gst_dynudpsink_close):
* gst/udp/gstdynudpsink.h:
* gst/udp/gstudpsrc.c: (gst_udpsrc_class_init), (gst_udpsrc_init),
(gst_udpsrc_create), (gst_udpsrc_set_property),
(gst_udpsrc_get_property), (gst_udpsrc_start), (gst_udpsrc_stop):
* gst/udp/gstudpsrc.h:
Rework the socket allocation a bit based on the sockfd argument so that
it becomes usable.
Add a closefd property to instruct the udp elements to close the custom
file descriptors when going to READY. Fixes #423304.
API:GstUDPSrc::closefd property
API:GstDynUDPSink::closefd property
2007-03-29 Wim Taymans <wim@fluendo.com>
Patch by: Laurent Glayal <spglegle at yahoo dot fr>

51
gst/udp/gstdynudpsink.c
View file

@ -29,6 +29,11 @@
GST_DEBUG_CATEGORY_STATIC (dynudpsink_debug);
#define GST_CAT_DEFAULT (dynudpsink_debug)
#define CLOSE_IF_REQUESTED(udpctx) \
if ((!udpctx->externalfd) || (udpctx->externalfd && udpctx->closefd)) \
CLOSE_SOCKET(udpctx->sock); \
udpctx->sock = -1;
static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
@ -53,11 +58,14 @@ enum
LAST_SIGNAL
};
#define UDP_DEFAULT_SOCKFD -1
#define UDP_DEFAULT_CLOSEFD TRUE
enum
{
PROP_0,
PROP_SOCKFD
/* FILL ME */
PROP_SOCKFD,
PROP_CLOSEFD
};
static void gst_dynudpsink_base_init (gpointer g_class);
@ -142,8 +150,12 @@ gst_dynudpsink_class_init (GstDynUDPSink * klass)
g_object_class_install_property (gobject_class, PROP_SOCKFD,
g_param_spec_int ("sockfd", "socket handle",
"Socket to use for UDP reception.",
0, G_MAXINT16, 0, G_PARAM_READWRITE));
"Socket to use for UDP sending. (-1 == allocate)",
-1, G_MAXINT16, UDP_DEFAULT_SOCKFD, G_PARAM_READWRITE));
g_object_class_install_property (gobject_class, PROP_CLOSEFD,
g_param_spec_boolean ("closefd", "Close sockfd",
"Close sockfd if passed as property on state change",
UDP_DEFAULT_CLOSEFD, G_PARAM_READWRITE));
gstelement_class->change_state = gst_dynudpsink_change_state;
@ -152,7 +164,6 @@ gst_dynudpsink_class_init (GstDynUDPSink * klass)
GST_DEBUG_CATEGORY_INIT (dynudpsink_debug, "dynudpsink", 0, "UDP sink");
}
static void
gst_dynudpsink_init (GstDynUDPSink * sink)
{
@ -162,6 +173,10 @@ gst_dynudpsink_init (GstDynUDPSink * sink)
udpsink = GST_DYNUDPSINK (sink);
sink->sockfd = UDP_DEFAULT_SOCKFD;
sink->closefd = UDP_DEFAULT_CLOSEFD;
sink->externalfd = FALSE;
sink->sock = -1;
}
@ -238,8 +253,11 @@ gst_dynudpsink_set_property (GObject * object, guint prop_id,
switch (prop_id) {
case PROP_SOCKFD:
udpsink->sock = g_value_get_int (value);
GST_DEBUG ("setting SOCKFD to %d", udpsink->sock);
udpsink->sockfd = g_value_get_int (value);
GST_DEBUG ("setting SOCKFD to %d", udpsink->sockfd);
break;
case PROP_CLOSEFD:
udpsink->closefd = g_value_get_boolean (value);
break;
default:
@ -258,9 +276,11 @@ gst_dynudpsink_get_property (GObject * object, guint prop_id, GValue * value,
switch (prop_id) {
case PROP_SOCKFD:
g_value_set_int (value, udpsink->sock);
g_value_set_int (value, udpsink->sockfd);
break;
case PROP_CLOSEFD:
g_value_set_boolean (value, udpsink->closefd);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -275,9 +295,8 @@ gst_dynudpsink_init_send (GstDynUDPSink * sink)
guint bc_val;
gint ret;
if (sink->sock == -1) {
if (sink->sockfd == -1) {
/* create sender socket if none available */
if ((sink->sock = socket (AF_INET, SOCK_DGRAM, 0)) == -1)
goto no_socket;
@ -286,8 +305,12 @@ gst_dynudpsink_init_send (GstDynUDPSink * sink)
setsockopt (sink->sock, SOL_SOCKET, SO_BROADCAST, &bc_val,
sizeof (bc_val))) < 0)
goto no_broadcast;
}
sink->externalfd = TRUE;
} else {
sink->sock = sink->sockfd;
sink->externalfd = TRUE;
}
return TRUE;
/* ERRORS */
@ -299,6 +322,7 @@ no_socket:
no_broadcast:
{
perror ("setsockopt");
CLOSE_IF_REQUESTED (sink);
return FALSE;
}
}
@ -312,7 +336,8 @@ gst_dynudpsink_get_stats (GstDynUDPSink * sink, const gchar * host, gint port)
static void
gst_dynudpsink_close (GstDynUDPSink * sink)
{
CLOSE_SOCKET (sink->sock);
if (sink->sock != -1)
CLOSE_IF_REQUESTED (sink);
}
static GstStateChangeReturn

6
gst/udp/gstdynudpsink.h
View file

@ -54,7 +54,13 @@ typedef struct _GstDynUDPSinkClass GstDynUDPSinkClass;
struct _GstDynUDPSink {
GstBaseSink parent;
/* properties */
gint sockfd;
gboolean closefd;
/* the socket in use */
int sock;
gboolean externalfd;
};
struct _GstDynUDPSinkClass {

68
gst/udp/gstudpsrc.c
View file

@ -103,7 +103,14 @@
* because it is blocked by a firewall.
* </para>
* <para>
* Last reviewed on 2007-03-02 (0.10.6)
* A custom file descriptor can be configured with the
* <link linkend="GstUDPSrc--sockfd">sockfd property</link>. The socket will be
* closed when setting the element to READY by default. This behaviour can be
* overriden with the <link linkend="GstUDPSrc--closefd">closefd property</link>,
* in which case the application is responsible for closing the file descriptor.
* </para>
* <para>
* Last reviewed on 2007-03-29 (0.10.6)
* </para>
* </refsect2>
*/
@ -146,6 +153,11 @@ G_STMT_START { \
res = read(READ_SOCKET(src), &command, 1); \
} G_STMT_END
#define CLOSE_IF_REQUESTED(udpctx) \
if ((!udpctx->externalfd) || (udpctx->externalfd && udpctx->closefd)) \
CLOSE_SOCKET(udpctx->sock); \
udpctx->sock = -1;
static GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
@ -166,6 +178,7 @@ GST_ELEMENT_DETAILS ("UDP packet receiver",
#define UDP_DEFAULT_BUFFER_SIZE 0
#define UDP_DEFAULT_TIMEOUT 0
#define UDP_DEFAULT_SKIP_FIRST_BYTES 0
#define UDP_DEFAULT_CLOSEFD TRUE
enum
{
@ -177,7 +190,8 @@ enum
PROP_SOCKFD,
PROP_BUFFER_SIZE,
PROP_TIMEOUT,
PROP_SKIP_FIRST_BYTES
PROP_SKIP_FIRST_BYTES,
PROP_CLOSEFD
};
static void gst_udpsrc_uri_handler_init (gpointer g_iface, gpointer iface_data);
@ -268,6 +282,10 @@ gst_udpsrc_class_init (GstUDPSrcClass * klass)
PROP_SKIP_FIRST_BYTES, g_param_spec_int ("skip-first-bytes",
"Skip first bytes", "number of bytes to skip for each udp packet", 0,
G_MAXINT, UDP_DEFAULT_SKIP_FIRST_BYTES, G_PARAM_READWRITE));
g_object_class_install_property (gobject_class, PROP_CLOSEFD,
g_param_spec_boolean ("closefd", "Close sockfd",
"Close sockfd if passed as property on state change",
UDP_DEFAULT_CLOSEFD, G_PARAM_READWRITE));
gstbasesrc_class->start = gst_udpsrc_start;
gstbasesrc_class->stop = gst_udpsrc_stop;
@ -284,13 +302,16 @@ gst_udpsrc_init (GstUDPSrc * udpsrc, GstUDPSrcClass * g_class)
gst_base_src_set_live (GST_BASE_SRC (udpsrc), TRUE);
udpsrc->port = UDP_DEFAULT_PORT;
udpsrc->sock = UDP_DEFAULT_SOCKFD;
udpsrc->sockfd = UDP_DEFAULT_SOCKFD;
udpsrc->multi_group = g_strdup (UDP_DEFAULT_MULTICAST_GROUP);
udpsrc->uri = g_strdup (UDP_DEFAULT_URI);
udpsrc->buffer_size = UDP_DEFAULT_BUFFER_SIZE;
udpsrc->timeout = UDP_DEFAULT_TIMEOUT;
udpsrc->skip_first_bytes = UDP_DEFAULT_SKIP_FIRST_BYTES;
udpsrc->closefd = UDP_DEFAULT_CLOSEFD;
udpsrc->externalfd = (udpsrc->sockfd != -1);
udpsrc->sock = -1;
udpsrc->control_sock[0] = -1;
udpsrc->control_sock[1] = -1;
}
@ -606,8 +627,8 @@ gst_udpsrc_set_property (GObject * object, guint prop_id, const GValue * value,
break;
}
case PROP_SOCKFD:
udpsrc->sock = g_value_get_int (value);
GST_DEBUG ("setting SOCKFD to %d", udpsrc->sock);
udpsrc->sockfd = g_value_get_int (value);
GST_DEBUG ("setting SOCKFD to %d", udpsrc->sockfd);
break;
case PROP_TIMEOUT:
udpsrc->timeout = g_value_get_uint64 (value);
@ -615,6 +636,9 @@ gst_udpsrc_set_property (GObject * object, guint prop_id, const GValue * value,
case PROP_SKIP_FIRST_BYTES:
udpsrc->skip_first_bytes = g_value_get_int (value);
break;
case PROP_CLOSEFD:
udpsrc->closefd = g_value_get_boolean (value);
break;
default:
break;
}
@ -643,7 +667,7 @@ gst_udpsrc_get_property (GObject * object, guint prop_id, GValue * value,
gst_value_set_caps (value, udpsrc->caps);
break;
case PROP_SOCKFD:
g_value_set_int (value, udpsrc->sock);
g_value_set_int (value, udpsrc->sockfd);
break;
case PROP_TIMEOUT:
g_value_set_uint64 (value, udpsrc->timeout);
@ -651,6 +675,9 @@ gst_udpsrc_get_property (GObject * object, guint prop_id, GValue * value,
case PROP_SKIP_FIRST_BYTES:
g_value_set_int (value, udpsrc->skip_first_bytes);
break;
case PROP_CLOSEFD:
g_value_set_boolean (value, udpsrc->closefd);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -691,11 +718,13 @@ gst_udpsrc_start (GstBaseSrc * bsrc)
if (!inet_aton (src->multi_group, &(src->multi_addr.imr_multiaddr)))
src->multi_addr.imr_multiaddr.s_addr = 0;
if (src->sock == -1) {
if (src->sockfd == -1) {
/* need to allocate a socket */
if ((ret = socket (PF_INET, SOCK_DGRAM, IPPROTO_UDP)) < 0)
goto no_socket;
src->sock = ret;
src->externalfd = FALSE;
reuse = 1;
if ((ret =
@ -716,6 +745,10 @@ gst_udpsrc_start (GstBaseSrc * bsrc)
if ((ret = bind (src->sock, (struct sockaddr *) &src->myaddr,
sizeof (src->myaddr))) < 0)
goto bind_error;
} else {
/* we use the configured socket */
src->sock = src->sockfd;
src->externalfd = TRUE;
}
if (src->multi_addr.imr_multiaddr.s_addr) {
@ -784,40 +817,35 @@ no_socket:
}
setsockopt_error:
{
CLOSE_SOCKET (src->sock);
src->sock = -1;
CLOSE_IF_REQUESTED (src);
GST_ELEMENT_ERROR (src, RESOURCE, SETTINGS, (NULL),
("setsockopt failed %d: %s (%d)", ret, g_strerror (errno), errno));
return FALSE;
}
bind_error:
{
CLOSE_SOCKET (src->sock);
src->sock = -1;
CLOSE_IF_REQUESTED (src);
GST_ELEMENT_ERROR (src, RESOURCE, SETTINGS, (NULL),
("bind failed %d: %s (%d)", ret, g_strerror (errno), errno));
return FALSE;
}
membership:
{
CLOSE_SOCKET (src->sock);
src->sock = -1;
CLOSE_IF_REQUESTED (src);
GST_ELEMENT_ERROR (src, RESOURCE, SETTINGS, (NULL),
("could add membership %d: %s (%d)", ret, g_strerror (errno), errno));
return FALSE;
}
getsockname_error:
{
CLOSE_SOCKET (src->sock);
src->sock = -1;
CLOSE_IF_REQUESTED (src);
GST_ELEMENT_ERROR (src, RESOURCE, SETTINGS, (NULL),
("getsockname failed %d: %s (%d)", ret, g_strerror (errno), errno));
return FALSE;
}
udpbuffer_error:
{
CLOSE_SOCKET (src->sock);
src->sock = -1;
CLOSE_IF_REQUESTED (src);
GST_ELEMENT_ERROR (src, RESOURCE, SETTINGS, (NULL),
("Could not create a buffer of the size requested, %d: %s (%d)", ret,
g_strerror (errno), errno));
@ -825,8 +853,7 @@ udpbuffer_error:
}
no_broadcast:
{
CLOSE_SOCKET (src->sock);
src->sock = -1;
CLOSE_IF_REQUESTED (src);
GST_ELEMENT_ERROR (src, RESOURCE, SETTINGS, (NULL),
("could not configure socket for broadcast %d: %s (%d)", ret,
g_strerror (errno), errno));
@ -859,8 +886,7 @@ gst_udpsrc_stop (GstBaseSrc * bsrc)
GST_DEBUG ("stopping, closing sockets");
if (src->sock != -1) {
CLOSE_SOCKET (src->sock);
src->sock = -1;
CLOSE_IF_REQUESTED (src);
}
/* pipes on WIN32 else sockets */

3
gst/udp/gstudpsrc.h
View file

@ -60,10 +60,13 @@ struct _GstUDPSrc {
gint buffer_size;
guint64 timeout;
gint skip_first_bytes;
int sockfd;
gboolean closefd;
/* our sockets */
int sock;
int control_sock[2];
gboolean externalfd;
struct sockaddr_in myaddr;
struct ip_mreq multi_addr;