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tcp: Fix handling of closed connections

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This commit is contained in:
Sebastian Dröge 2012-01-17 12:21:54 +01:00
parent 6d6593b757
commit 6cb38409d1
2 changed files with 38 additions and 22 deletions
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14
gst/tcp/gsttcpclientsrc.c
View file

@ -217,24 +217,32 @@ gst_tcp_client_src_create (GstPushSrc * psrc, GstBuffer ** outbuf)
goto done; goto done;
} }
avail = g_socket_get_available_bytes (src->socket); avail = g_socket_get_available_bytes (src->socket);
if (avail <= 0) if (avail < 0)
goto get_available_error; goto get_available_error;
} }
if (avail > 0) {
read = MIN (avail, MAX_READ_SIZE); read = MIN (avail, MAX_READ_SIZE);
*outbuf = gst_buffer_new_and_alloc (read); *outbuf = gst_buffer_new_and_alloc (read);
data = gst_buffer_map (*outbuf, NULL, NULL, GST_MAP_READWRITE); data = gst_buffer_map (*outbuf, NULL, NULL, GST_MAP_READWRITE);
rret = rret =
g_socket_receive (src->socket, (gchar *) data, read, g_socket_receive (src->socket, (gchar *) data, read,
src->cancellable, &err); src->cancellable, &err);
} else {
/* Connection closed */
*outbuf = NULL;
rret = 0;
}
if (rret == 0) { if (rret == 0) {
GST_DEBUG_OBJECT (src, "Connection closed"); GST_DEBUG_OBJECT (src, "Connection closed");
ret = GST_FLOW_EOS; ret = GST_FLOW_EOS;
if (*outbuf) {
gst_buffer_unmap (*outbuf, data, read); gst_buffer_unmap (*outbuf, data, read);
gst_buffer_unref (*outbuf); gst_buffer_unref (*outbuf);
}
*outbuf = NULL; *outbuf = NULL;
} else if (ret < 0) { } else if (rret < 0) {
if (g_error_matches (err, G_IO_ERROR, G_IO_ERROR_CANCELLED)) { if (g_error_matches (err, G_IO_ERROR, G_IO_ERROR_CANCELLED)) {
ret = GST_FLOW_WRONG_STATE; ret = GST_FLOW_WRONG_STATE;
GST_DEBUG_OBJECT (src, "Cancelled reading from socket"); GST_DEBUG_OBJECT (src, "Cancelled reading from socket");
@ -274,7 +282,7 @@ select_error:
get_available_error: get_available_error:
{ {
GST_ELEMENT_ERROR (src, RESOURCE, READ, (NULL), GST_ELEMENT_ERROR (src, RESOURCE, READ, (NULL),
("Select to get available bytes from socket")); ("Failed to get available bytes from socket"));
return GST_FLOW_ERROR; return GST_FLOW_ERROR;
} }
wrong_state: wrong_state:

14
gst/tcp/gsttcpserversrc.c
View file

@ -212,24 +212,32 @@ gst_tcp_server_src_create (GstPushSrc * psrc, GstBuffer ** outbuf)
goto done; goto done;
} }
avail = g_socket_get_available_bytes (src->client_socket); avail = g_socket_get_available_bytes (src->client_socket);
if (avail <= 0) if (avail < 0)
goto get_available_error; goto get_available_error;
} }
if (avail > 0) {
read = MIN (avail, MAX_READ_SIZE); read = MIN (avail, MAX_READ_SIZE);
*outbuf = gst_buffer_new_and_alloc (read); *outbuf = gst_buffer_new_and_alloc (read);
data = gst_buffer_map (*outbuf, NULL, NULL, GST_MAP_READWRITE); data = gst_buffer_map (*outbuf, NULL, NULL, GST_MAP_READWRITE);
rret = rret =
g_socket_receive (src->client_socket, (gchar *) data, read, g_socket_receive (src->client_socket, (gchar *) data, read,
src->cancellable, &err); src->cancellable, &err);
} else {
/* Connection closed */
rret = 0;
*outbuf = NULL;
}
if (rret == 0) { if (rret == 0) {
GST_DEBUG_OBJECT (src, "Connection closed"); GST_DEBUG_OBJECT (src, "Connection closed");
ret = GST_FLOW_EOS; ret = GST_FLOW_EOS;
if (*outbuf) {
gst_buffer_unmap (*outbuf, data, MAX_READ_SIZE); gst_buffer_unmap (*outbuf, data, MAX_READ_SIZE);
gst_buffer_unref (*outbuf); gst_buffer_unref (*outbuf);
}
*outbuf = NULL; *outbuf = NULL;
} else if (ret < 0) { } else if (rret < 0) {
if (g_error_matches (err, G_IO_ERROR, G_IO_ERROR_CANCELLED)) { if (g_error_matches (err, G_IO_ERROR, G_IO_ERROR_CANCELLED)) {
ret = GST_FLOW_WRONG_STATE; ret = GST_FLOW_WRONG_STATE;
GST_DEBUG_OBJECT (src, "Cancelled reading from socket"); GST_DEBUG_OBJECT (src, "Cancelled reading from socket");
@ -285,7 +293,7 @@ select_error:
get_available_error: get_available_error:
{ {
GST_ELEMENT_ERROR (src, RESOURCE, READ, (NULL), GST_ELEMENT_ERROR (src, RESOURCE, READ, (NULL),
("Select to get available bytes from socket")); ("Failed to get available bytes from socket"));
return GST_FLOW_ERROR; return GST_FLOW_ERROR;
} }
} }