static void
gst_multiudpsink_setup_qos_dscp (GstMultiUDPSink * sink, GSocket * socket)
{
/* don't touch on -1 */
if (sink->qos_dscp < 0)
return;
if (socket == NULL)
return;
#ifdef IP_TOS
{
gint tos;
gint fd;
fd = g_socket_get_fd (socket);
GST_DEBUG_OBJECT (sink, "setting TOS to %d", sink->qos_dscp);
/* Extract and shift 6 bits of DSFIELD */
tos = (sink->qos_dscp & 0x3f) << 2;
if (setsockopt (fd, IPPROTO_IP, IP_TOS, &tos, sizeof (tos)) < 0) {
GST_ERROR_OBJECT (sink, "could not set TOS: %s", g_strerror (errno));
}
#ifdef IPV6_TCLASS
if (setsockopt (fd, IPPROTO_IPV6, IPV6_TCLASS, &tos, sizeof (tos)) < 0) {
GST_ERROR_OBJECT (sink, "could not set TCLASS: %s", g_strerror (errno));
}
#endif
}
#endif
}
static void
_update_socket (ArvGvStreamThreadData *thread_data, ArvBuffer *buffer)
{
int buffer_size, fd;
if (thread_data->socket_buffer_option == ARV_GV_STREAM_SOCKET_BUFFER_FIXED &&
thread_data->socket_buffer_size <= 0)
return;
fd = g_socket_get_fd (thread_data->socket);
switch (thread_data->socket_buffer_option) {
case ARV_GV_STREAM_SOCKET_BUFFER_FIXED:
buffer_size = thread_data->socket_buffer_size;
break;
case ARV_GV_STREAM_SOCKET_BUFFER_AUTO:
if (thread_data->socket_buffer_size <= 0)
buffer_size = buffer->size;
else
buffer_size = MIN (buffer->size, thread_data->socket_buffer_size);
break;
}
if (buffer_size != thread_data->current_socket_buffer_size) {
setsockopt (fd, SOL_SOCKET, SO_RCVBUF, &buffer_size, sizeof (buffer_size));
thread_data->current_socket_buffer_size = buffer_size;
arv_debug_stream_thread ("[GvStream::update_socket] Socket buffer size set to %d", buffer_size);
}
}
/**
* soup_socket_get_fd:
* @sock: a #SoupSocket
*
* Gets @sock's underlying file descriptor.
*
* Note that fiddling with the file descriptor may break the
* #SoupSocket.
*
* Return value: @sock's file descriptor.
*/
int
soup_socket_get_fd (SoupSocket *sock)
{
g_return_val_if_fail (SOUP_IS_SOCKET (sock), -1);
return g_socket_get_fd (SOUP_SOCKET_GET_PRIVATE (sock)->gsock);
}
static void on_connected (GObject *source_object,
GAsyncResult *res,
gpointer user_data)
{
GSocketClient *client = NULL;
GSocketConnection *connection = NULL;
GSocket *socket = NULL;
gint fd = 0;
GIOChannel *channel = NULL;
GError *local_error = NULL;
client = G_SOCKET_CLIENT (source_object);
connection = g_socket_client_connect_to_host_finish (client, res, &local_error);
if (local_error)
{
g_warning("connect failed: %s", local_error->message);
g_clear_error (&local_error);
return;
}
socket = g_socket_connection_get_socket (connection);
fd = g_socket_get_fd (socket);
channel = g_io_channel_unix_new (fd);
g_io_channel_set_encoding (channel, NULL, NULL);
g_io_add_watch (channel, G_IO_IN, on_read, g_object_ref (connection));
}
gboolean
xdmcp_client_start (XDMCPClient *client)
{
if (client->priv->socket)
return TRUE;
g_autoptr(GError) error = NULL;
client->priv->socket = g_socket_new (G_SOCKET_FAMILY_IPV4, G_SOCKET_TYPE_DATAGRAM, G_SOCKET_PROTOCOL_UDP, &error);
if (error)
g_warning ("Error creating XDMCP socket: %s", error->message);
if (!client->priv->socket)
return FALSE;
GSocketConnectable *address = g_network_address_new (client->priv->host, client->priv->port);
GSocketAddressEnumerator *enumerator = g_socket_connectable_enumerate (address);
while (TRUE)
{
g_autoptr(GError) e = NULL;
g_autoptr(GSocketAddress) socket_address = g_socket_address_enumerator_next (enumerator, NULL, &e);
if (e)
g_warning ("Failed to get socket address: %s", e->message);
if (!socket_address)
return FALSE;
if (!g_socket_connect (client->priv->socket, socket_address, NULL, &e))
{
g_warning ("Unable to connect XDMCP socket: %s", error->message);
continue;
}
g_io_add_watch (g_io_channel_unix_new (g_socket_get_fd (client->priv->socket)), G_IO_IN, xdmcp_data_cb, client);
return TRUE;
}
}
gboolean moloch_http_write_cb(gint UNUSED(fd), GIOCondition UNUSED(cond), gpointer data) {
MolochConn_t *conn = data;
GError *gerror = 0;
if (!conn->request) {
DEBUGCONN("AAA ww clear %s %p fd:%d,%d ww:%d", conn->server->names[0], conn, fd, g_socket_get_fd(conn->conn), conn->writeWatch);
conn->writeWatch = 0;
return FALSE;
}
int sent = g_socket_send(conn->conn, conn->request->data+conn->sent, conn->request->data_len-conn->sent, NULL, &gerror);
conn->sent += sent;
if (gerror) {
/* Should free stuff here */
LOG("ERROR: %p: Write Error: %s", (void*)conn, gerror->message);
g_error_free(gerror);
DEBUGCONN("AAA ww clear %s %p fd:%d,%d ww:%d", conn->server->names[0], conn, fd, g_socket_get_fd(conn->conn), conn->writeWatch);
conn->writeWatch = 0;
return FALSE;
}
gboolean finished = conn->sent == conn->request->data_len;
if (finished) {
moloch_http_finish(conn, FALSE);
DEBUGCONN("AAA ww finish %s %p fd:%d ww:%d", conn->server->names[0], conn, g_socket_get_fd(conn->conn), conn->writeWatch);
conn->writeWatch = 0;
}
return !finished;
}
static pid_t
_gumd_dbus_server_p2p_get_remote_pid (
GumdDbusServer *self,
GDBusMethodInvocation *invocation)
{
pid_t remote_pid = 0;
GDBusConnection *connection = NULL;
gint peer_fd = -1;
struct ucred peer_cred;
socklen_t cred_size = sizeof(peer_cred);
g_return_val_if_fail (invocation && GUMD_IS_DBUS_SERVER_P2P (self),
remote_pid);
connection = g_dbus_method_invocation_get_connection (invocation);
peer_fd = g_socket_get_fd (g_socket_connection_get_socket (
G_SOCKET_CONNECTION (g_dbus_connection_get_stream(connection))));
if (peer_fd < 0 || getsockopt (peer_fd, SOL_SOCKET, SO_PEERCRED,
&peer_cred, &cred_size) != 0) {
WARN ("getsockopt() for SO_PEERCRED failed");
return remote_pid;
}
DBG ("Remote p2p peer pid=%d uid=%d gid=%d", peer_cred.pid, peer_cred.uid,
peer_cred.gid);
return peer_cred.pid;
}
static int
g_socket_output_stream_get_fd (GFileDescriptorBased *fd_based)
{
GSocketOutputStream *output_stream = G_SOCKET_OUTPUT_STREAM (fd_based);
return g_socket_get_fd (output_stream->priv->socket);
}
static void
send_netlink_request (GUPnPLinuxContextManager *self,
guint netlink_message,
guint flags)
{
struct nl_req_s req;
struct sockaddr_nl dest;
struct msghdr msg;
struct iovec io;
int fd;
memset (&req, 0, sizeof (req));
memset (&dest, 0, sizeof (dest));
memset (&msg, 0, sizeof (msg));
dest.nl_family = AF_NETLINK;
req.hdr.nlmsg_len = NLMSG_LENGTH (sizeof (struct rtgenmsg));
req.hdr.nlmsg_seq = self->priv->nl_seq++;
req.hdr.nlmsg_type = netlink_message;
req.hdr.nlmsg_flags = NLM_F_REQUEST | flags;
req.gen.rtgen_family = AF_INET;
io.iov_base = &req;
io.iov_len = req.hdr.nlmsg_len;
msg.msg_iov = &io;
msg.msg_iovlen = 1;
msg.msg_name = &dest;
msg.msg_namelen = sizeof (dest);
fd = g_socket_get_fd (self->priv->netlink_socket);
if (sendmsg (fd, (struct msghdr *) &msg, 0) < 0)
g_warning ("Could not send netlink message: %s",
strerror (errno));
}
ArvDevice *
arv_gv_device_new (GInetAddress *interface_address, GInetAddress *device_address)
{
ArvGvDevice *gv_device;
ArvGvDeviceIOData *io_data;
ArvGvDeviceHeartbeatData *heartbeat_data;
char *address_string;
g_return_val_if_fail (G_IS_INET_ADDRESS (interface_address), NULL);
g_return_val_if_fail (G_IS_INET_ADDRESS (device_address), NULL);
address_string = g_inet_address_to_string (interface_address);
arv_debug_device ("[GvDevice::new] Interface address = %s", address_string);
g_free (address_string);
address_string = g_inet_address_to_string (device_address);
arv_debug_device ("[GvDevice::new] Device address = %s", address_string);
g_free (address_string);
gv_device = g_object_new (ARV_TYPE_GV_DEVICE, NULL);
io_data = g_new0 (ArvGvDeviceIOData, 1);
io_data->mutex = g_mutex_new ();
io_data->packet_id = 65300; /* Start near the end of the circular counter */
io_data->interface_address = g_inet_socket_address_new (interface_address, 0);
io_data->device_address = g_inet_socket_address_new (device_address, ARV_GVCP_PORT);
io_data->socket = g_socket_new (G_SOCKET_FAMILY_IPV4,
G_SOCKET_TYPE_DATAGRAM,
G_SOCKET_PROTOCOL_UDP, NULL);
g_socket_bind (io_data->socket, io_data->interface_address, TRUE, NULL);
io_data->buffer = g_malloc (ARV_GV_DEVICE_BUFFER_SIZE);
io_data->gvcp_n_retries = ARV_GV_DEVICE_GVCP_N_RETRIES_DEFAULT;
io_data->gvcp_timeout_ms = ARV_GV_DEVICE_GVCP_TIMEOUT_MS_DEFAULT;
io_data->poll_in_event.fd = g_socket_get_fd (io_data->socket);
io_data->poll_in_event.events = G_IO_IN;
io_data->poll_in_event.revents = 0;
gv_device->priv->io_data = io_data;
arv_gv_device_load_genicam (gv_device);
arv_gv_device_take_control (gv_device);
heartbeat_data = g_new (ArvGvDeviceHeartbeatData, 1);
heartbeat_data->gv_device = gv_device;
heartbeat_data->io_data = io_data;
heartbeat_data->period_us = ARV_GV_DEVICE_HEARTBEAT_PERIOD_US;
heartbeat_data->cancel = FALSE;
gv_device->priv->heartbeat_data = heartbeat_data;
gv_device->priv->heartbeat_thread = g_thread_create (arv_gv_device_heartbeat_thread,
gv_device->priv->heartbeat_data,
TRUE, NULL);
return ARV_DEVICE (gv_device);
}
/**
* @param rec The GstRecorder instance.
* @param element
* @param socket
* @memberof GstRecorder
*
* Invoked when client socket added on the encoding out port.
*/
static void
gst_recorder_client_socket_added (GstElement * element,
GSocket * socket, GstRecorder * rec)
{
g_return_if_fail (G_IS_SOCKET (socket));
INFO ("client-socket-added: %d", g_socket_get_fd (socket));
}
gboolean
kms_sctp_connection_set_event_subscribe (KmsSCTPConnection * conn,
KmsSCTPEventFlags events, GError ** err)
{
g_return_val_if_fail (conn != NULL, FALSE);
#if defined (SCTP_EVENTS)
{
struct sctp_event_subscribe sctp_events;
memset (&sctp_events, 0, sizeof (sctp_events));
if (events & KMS_SCTP_DATA_IO_EVENT)
sctp_events.sctp_data_io_event = 1;
if (events & KMS_SCTP_ASSOCIATION_EVENT)
sctp_events.sctp_association_event = 1;
if (events & KMS_SCTP_ADDRESS_EVENT)
sctp_events.sctp_address_event = 1;
if (events & KMS_SCTP_SEND_FAILURE_EVENT)
sctp_events.sctp_send_failure_event = 1;
if (events & KMS_SCTP_PEER_ERROR_EVENT)
sctp_events.sctp_peer_error_event = 1;
if (events & KMS_SCTP_SHUTDOWN_EVENT)
sctp_events.sctp_shutdown_event = 1;
if (events & KMS_SCTP_PARTIAL_DELIVERY_EVENT)
sctp_events.sctp_partial_delivery_event = 1;
if (events & KMS_SCTP_ADAPTATION_LAYER_EVENT)
sctp_events.sctp_adaptation_layer_event = 1;
if (events & KMS_SCTP_AUTHENTICATION_EVENT)
sctp_events.sctp_authentication_event = 1;
if (setsockopt (g_socket_get_fd (conn->socket), IPPROTO_SCTP,
SCTP_EVENTS, &sctp_events, sizeof (sctp_events)) < 0) {
GST_ERROR ("Could not configure SCTP socket: %s (%d)",
g_strerror (errno), errno);
return FALSE;
}
return TRUE;
}
#else
{
GST_WARNING ("don't know how to configure SCTP events " "on this OS.");
g_set_error (err, KMS_SCTP_CONNECTION_ERROR, KMS_CONNECTION_CONFIG_ERROR,
"Can not configure SCTP socket");
return FALSE;
}
#endif
}
int
xg_socket_get_fd (GSocket *socket)
{
int fd;
fd = g_socket_get_fd(socket);
if (fd == -1)
g_critical("g_socket_get_fd() returned -1");
return fd;
}
static ArvGvDiscoverSocketList *
arv_gv_discover_socket_list_new (void)
{
ArvGvDiscoverSocketList *socket_list;
GSList *iter;
struct ifaddrs *ifap = NULL;
struct ifaddrs *ifap_iter;
int i;
socket_list = g_new0 (ArvGvDiscoverSocketList, 1);
if (getifaddrs (&ifap) < 0)
return socket_list;
for (ifap_iter = ifap; ifap_iter != NULL; ifap_iter = ifap_iter->ifa_next) {
if ((ifap_iter->ifa_flags & IFF_UP) != 0 &&
(ifap_iter->ifa_flags & IFF_POINTOPOINT) == 0 &&
(ifap_iter->ifa_addr != NULL) &&
(ifap_iter->ifa_addr->sa_family == AF_INET)) {
ArvGvDiscoverSocket *discover_socket = g_new0 (ArvGvDiscoverSocket, 1);
GSocketAddress *socket_address;
GInetAddress *inet_address;
char *inet_address_string;
GError *error = NULL;
socket_address = g_socket_address_new_from_native (ifap_iter->ifa_addr,
sizeof (struct sockaddr));
inet_address = g_inet_socket_address_get_address (G_INET_SOCKET_ADDRESS (socket_address));
inet_address_string = g_inet_address_to_string (inet_address);
arv_debug_interface ("[GvDiscoverSocket::new] Add interface %s", inet_address_string);
g_free (inet_address_string);
discover_socket->interface_address = g_inet_socket_address_new (inet_address, 0);
g_object_unref (socket_address);
discover_socket->socket = g_socket_new (G_SOCKET_FAMILY_IPV4,
G_SOCKET_TYPE_DATAGRAM,
G_SOCKET_PROTOCOL_UDP, NULL);
g_socket_bind (discover_socket->socket, discover_socket->interface_address, TRUE, &error);
socket_list->sockets = g_slist_prepend (socket_list->sockets, discover_socket);
socket_list->n_sockets++;
}
}
freeifaddrs (ifap);
socket_list->poll_fds = g_new (GPollFD, socket_list->n_sockets);
for (i = 0, iter = socket_list->sockets; iter != NULL; i++, iter = iter->next) {
ArvGvDiscoverSocket *discover_socket = iter->data;
socket_list->poll_fds[i].fd = g_socket_get_fd (discover_socket->socket);
socket_list->poll_fds[i].events = G_IO_IN;
socket_list->poll_fds[i].revents = 0;
}
return socket_list;
}
GSocket *multicast_createSocket(gchar *interface, gchar *groupaddress, guint port,
GSocketAddress **sa)
{
GError *err = NULL;
GInetAddress *addr =
g_inet_address_new_from_string(groupaddress);
*sa = g_inet_socket_address_new(addr,port);
GSocket *socket = g_socket_new(G_SOCKET_FAMILY_IPV6,
G_SOCKET_TYPE_DATAGRAM,
G_SOCKET_PROTOCOL_UDP,
NULL);
ub_assert(socket != NULL);
int on = 1;
setsockopt(g_socket_get_fd(socket), SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on));
if( g_socket_bind(socket, *sa, TRUE, &err) == FALSE ){
syslog(LOG_ERR, "net_createSockets: Error while binding udp socket: %s\n", err->message);
g_error_free(err);
g_object_unref(*sa);
g_object_unref(socket);
return NULL;
}
struct addrinfo *resmulti;
struct ipv6_mreq mreq;
mreq.ipv6mr_interface = if_nametoindex(interface);
gchar *tmp = g_inet_address_to_string(addr);
syslog(LOG_DEBUG,"using address: %s\n",tmp);
int ret = getaddrinfo(tmp, NULL, NULL, &resmulti);
g_free(tmp);
if( ret ){
syslog(LOG_ERR,"net_multicast.c: %s", gai_strerror(ret));
g_object_unref(*sa);
g_object_unref(socket);
return NULL;
}
mreq.ipv6mr_multiaddr = ((struct sockaddr_in6 *)resmulti->ai_addr)->sin6_addr;
setsockopt(g_socket_get_fd(socket), IPPROTO_IPV6,
IPV6_ADD_MEMBERSHIP, (char *)&mreq, sizeof(mreq));
return socket;
}
KmsSCTPResult
kms_sctp_connection_accept (KmsSCTPConnection * conn,
GCancellable * cancellable, KmsSCTPConnection ** client, GError ** err)
{
KmsSCTPConnection *ccon;
GSocket *socket;
g_return_val_if_fail (conn != NULL, KMS_SCTP_ERROR);
g_return_val_if_fail (conn->socket != NULL, KMS_SCTP_ERROR);
socket = g_socket_accept (conn->socket, cancellable, err);
if (socket == NULL)
return KMS_SCTP_ERROR;
ccon = g_slice_new0 (KmsSCTPConnection);
gst_mini_object_init (GST_MINI_OBJECT_CAST (ccon), 0,
_kms_sctp_connection_type, NULL, NULL,
(GstMiniObjectFreeFunction) _kms_sctp_connection_free);
ccon->socket = socket;
if (!kms_sctp_connection_set_event_subscribe (ccon, KMS_SCTP_DATA_IO_EVENT,
err)) {
kms_sctp_connection_unref (ccon);
return KMS_SCTP_ERROR;
}
if (G_UNLIKELY (GST_LEVEL_DEBUG <= _gst_debug_min))
#if defined (SCTP_INITMSG)
{
struct sctp_initmsg initmsg;
socklen_t optlen;
if (getsockopt (g_socket_get_fd (socket), IPPROTO_SCTP,
SCTP_INITMSG, &initmsg, &optlen) < 0) {
GST_WARNING ("Could not get SCTP configuration: %s (%d)",
g_strerror (errno), errno);
} else {
GST_DEBUG ("SCTP client socket: ostreams %u, instreams %u",
initmsg.sinit_num_ostreams, initmsg.sinit_num_ostreams);
}
}
#else
{
GST_WARNING ("don't know how to get the configuration of the "
"SCTP initiation structure on this OS.");
}
#endif
*client = ccon;
return KMS_SCTP_OK;
}
static gboolean
arv_gv_discover_socket_set_broadcast (ArvGvDiscoverSocket *discover_socket, gboolean enable)
{
int socket_fd;
int result;
socket_fd = g_socket_get_fd (discover_socket->socket);
result = setsockopt (socket_fd, SOL_SOCKET, SO_BROADCAST, (char*)&enable, sizeof (enable));
return result == 0;
}
static gboolean
arv_gv_interface_socket_set_broadcast (GSocket *socket, gboolean enable)
{
int socket_fd;
int result;
socket_fd = g_socket_get_fd (socket);
result = setsockopt (socket_fd, SOL_SOCKET, SO_BROADCAST, (char*)&enable, sizeof (enable));
return result == 0;
}
static void
connect_cb(GObject *source,
GAsyncResult *res,
gpointer user_data)
{
GSocketConnection *socket_conn;
PnNode *conn;
conn = PN_NODE(user_data);
socket_conn = g_socket_client_connect_to_host_finish(G_SOCKET_CLIENT(source), res, NULL);
g_object_unref(source);
g_object_ref(conn);
if (socket_conn) {
GIOChannel *channel;
GSocket *socket;
conn->socket_conn = socket_conn;
socket = g_socket_connection_get_socket(socket_conn);
conn->stream = pn_stream_new(g_socket_get_fd(socket));
channel = conn->stream->channel;
PN_NODE_GET_CLASS (conn)->channel_setup (conn, channel);
conn->status = PN_NODE_STATUS_OPEN;
pn_info("connected: conn=%p,channel=%p", conn, channel);
conn->read_watch = g_io_add_watch(channel, G_IO_IN, read_cb, conn);
#if 0
g_io_add_watch (channel, G_IO_ERR | G_IO_HUP | G_IO_NVAL, close_cb, conn);
#endif
}
else {
conn->error = g_error_new_literal(PN_NODE_ERROR, PN_NODE_ERROR_OPEN,
"Unable to connect");
pn_node_error(conn);
}
{
PnNodeClass *class;
class = g_type_class_peek(PN_NODE_TYPE);
g_signal_emit(G_OBJECT(conn), class->open_sig, 0, conn);
}
g_object_unref(conn);
}
static void
socket_source_detach (SocketSource *source)
{
nice_debug ("Detaching source %p (socket %p, FD %d) from context %p",
source->source, source->socket,
(source->socket->fileno != NULL) ?
g_socket_get_fd (source->socket->fileno) : 0,
(source->source != NULL) ? g_source_get_context (source->source) : 0);
if (source->source != NULL) {
g_source_destroy (source->source);
g_source_unref (source->source);
}
source->source = NULL;
}
/*
* g_socket_condition_timed_wait:
*
* Provides g_socket_condition_timed_wait function for older
* glib versions. It's a simplified version of the glib one
* that should work with all glib version from glib-2.22.
*/
gboolean g_socket_condition_timed_wait(GSocket *socket,GIOCondition condition,gint64 timeout,GCancellable *cancellable,GError **error)
{
gint64 start_time;
GPollFD poll_fd[2];
gint result;
gint num;
g_return_val_if_fail(G_IS_SOCKET(socket),FALSE);
if(g_cancellable_set_error_if_cancelled(cancellable,error))
return FALSE;
if(timeout != -1)
timeout /= 1000;
start_time = g_get_monotonic_time();
poll_fd[0].fd = g_socket_get_fd(socket);
poll_fd[0].events = condition;
num = 1;
if(g_cancellable_make_pollfd(cancellable,&poll_fd[1]))
num++;
while(TRUE){
result = g_poll(poll_fd,num,timeout);
if(result != -1 || errno != EINTR)
break;
if(timeout != -1){
timeout -= (g_get_monotonic_time () - start_time) * 1000;
if(timeout < 0)
timeout = 0;
}
}
if(num > 1)
g_cancellable_release_fd(cancellable);
if(result == 0){
g_set_error_literal(error,G_IO_ERROR,G_IO_ERROR_TIMED_OUT,
"Socket I/O timed out");
return FALSE;
}
return !g_cancellable_set_error_if_cancelled(cancellable,error);
}
static gssize
sctp_socket_receive_with_blocking (GSocket * socket, gchar * buffer, gsize size,
gboolean blocking, GCancellable * cancellable, guint * streamid,
GError ** error)
{
gssize ret;
if (g_socket_is_closed (socket)) {
g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_CLOSED,
"Socket is already closed");
return -1;
}
if (g_cancellable_set_error_if_cancelled (cancellable, error))
return -1;
while (TRUE) {
struct sctp_sndrcvinfo sndrcvinfo;
int flags = 0;
if (blocking &&
!g_socket_condition_wait (socket, G_IO_IN, cancellable, error))
return -1;
if ((ret = sctp_recvmsg (g_socket_get_fd (socket), buffer, size, NULL, 0,
&sndrcvinfo, &flags)) < 0) {
if (errno == EINTR)
continue;
if (blocking) {
if (errno == EWOULDBLOCK || errno == EAGAIN)
continue;
}
g_set_error (error, G_IO_ERROR, errno, "Error receiving data: %s",
strerror (errno));
return -1;
}
*streamid = sndrcvinfo.sinfo_stream;
break;
}
return ret;
}
/* Called onincoming TCP connection
*/
static void on_incoming(GSocketService *service, gpointer udata){
gint fd;
GIOChannel *channel;
GSocketConnection *connection;
AppData *app_data;
app_data = udata;
connection = udata;
/* syslog(LOG_NOTICE, "Incoming Connection\n");*/
g_object_ref(connection);
GSocket *socket = g_socket_connection_get_socket(connection);
fd = g_socket_get_fd(socket);
channel = g_io_channel_unix_new(fd);
g_io_add_watch(channel, G_IO_IN, (GIOFunc)network_read, connection);
}
static gboolean
BP_TCPService_IncomingConnection (GSocketService *service,
GSocketConnection *incomingConnection,
GObject *source_object,
gpointer user_data)
{
BPTCPService *filter = BP_TCPSERVICE (user_data);
GSocket *socket = g_socket_connection_get_socket(incomingConnection);
GSocketAddress *sockaddr = g_socket_connection_get_remote_address(incomingConnection, NULL);
GInetAddress *addr = g_inet_socket_address_get_address(G_INET_SOCKET_ADDRESS(sockaddr));
gchar* remoteHost = g_inet_address_to_string(addr);
gint fd = g_socket_get_fd(socket);
GIOChannel *channel = g_io_channel_unix_new(fd);
if (filter->mode == BP_MODE_SINK_ONLY) {
GST_ERROR ("Attempt to accept connection but in sink-only mode");
return FALSE;
}
// Ref connection
g_object_ref (incomingConnection);
// Get remote host & port
filter->remotePort = g_inet_socket_address_get_port(G_INET_SOCKET_ADDRESS(sockaddr));
g_string_assign(filter->remoteAddress, remoteHost);
g_free (remoteHost);
g_message ("New connection from %s:%d", filter->remoteAddress->str, (int) filter->remotePort);
g_message ("Attaching IO channel watch ...");
// Add IO watch with pointer to connection handle as user data for callback
g_io_add_watch(channel, G_IO_IN, (GIOFunc) BP_TCPService_IncomingConnectionReceive, filter);
g_io_channel_unref (channel);
g_message ("Registering connection");
BP_TCPService_UpdateUID (filter);
ServerPool_AddInstance (filter->uid, filter->service, incomingConnection);
return FALSE;
}
/* Must *not* take the agent lock, since it’s called from within
* component_set_io_context(), which holds the Component’s I/O lock. */
static void
socket_source_attach (SocketSource *socket_source, GMainContext *context)
{
GSource *source;
/* Create a source. */
source = g_socket_create_source (socket_source->socket->fileno,
G_IO_IN, NULL);
g_source_set_callback (source, (GSourceFunc) component_io_cb,
socket_source, NULL);
/* Add the source. */
nice_debug ("Attaching source %p (socket %p, FD %d) to context %p", source,
socket_source->socket, g_socket_get_fd (socket_source->socket->fileno),
context);
g_assert (socket_source->source == NULL);
socket_source->source = source;
g_source_attach (source, context);
}
static void _connect_to_host_ready(GObject *source_object, GAsyncResult *res, gpointer user_data) {
GSocketClient *socket_client = G_SOCKET_CLIENT(source_object);
GSimpleAsyncResult *result = G_SIMPLE_ASYNC_RESULT(user_data);
IdleServerConnection *conn = IDLE_SERVER_CONNECTION(g_async_result_get_source_object(G_ASYNC_RESULT(result)));
IdleServerConnectionPrivate *priv = IDLE_SERVER_CONNECTION_GET_PRIVATE(conn);
GInputStream *input_stream;
GSocket *socket_;
GSocketConnection *socket_connection;
gint nodelay = 1;
gint socket_fd;
GError *error = NULL;
socket_connection = g_socket_client_connect_to_host_finish(socket_client, res, &error);
if (socket_connection == NULL) {
IDLE_DEBUG("g_socket_client_connect_to_host failed: %s", error->message);
g_simple_async_result_set_error(result, TP_ERROR, TP_ERROR_NETWORK_ERROR, "%s", error->message);
g_error_free(error);
change_state(conn, SERVER_CONNECTION_STATE_NOT_CONNECTED, SERVER_CONNECTION_STATE_REASON_ERROR);
g_object_unref(conn);
goto cleanup;
}
socket_ = g_socket_connection_get_socket(socket_connection);
g_socket_set_keepalive(socket_, TRUE);
socket_fd = g_socket_get_fd(socket_);
setsockopt(socket_fd, IPPROTO_TCP, TCP_NODELAY, &nodelay, sizeof(nodelay));
g_tcp_connection_set_graceful_disconnect(G_TCP_CONNECTION(socket_connection), TRUE);
priv->io_stream = G_IO_STREAM(socket_connection);
input_stream = g_io_stream_get_input_stream(priv->io_stream);
_input_stream_read(conn, input_stream, _input_stream_read_ready);
change_state(conn, SERVER_CONNECTION_STATE_CONNECTED, SERVER_CONNECTION_STATE_REASON_REQUESTED);
cleanup:
g_simple_async_result_complete(result);
g_object_unref(result);
}
static gssize
sctp_socket_send_with_blocking (GSocket * socket, guint streamid,
guint32 timetolive, const gchar * buffer, gsize size, gboolean blocking,
GCancellable * cancellable, GError ** error)
{
gssize ret;
if (g_socket_is_closed (socket)) {
g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_CLOSED,
"Socket is already closed");
return -1;
}
if (g_cancellable_set_error_if_cancelled (cancellable, error))
return -1;
while (TRUE) {
if (blocking &&
!g_socket_condition_wait (socket, G_IO_OUT, cancellable, error))
return -1;
if ((ret = sctp_sendmsg (g_socket_get_fd (socket), buffer, size, NULL, 0,
0, 0, streamid, timetolive, 0)) < 0) {
if (errno == EINTR)
continue;
if (blocking) {
if (errno == EWOULDBLOCK || errno == EAGAIN)
continue;
}
g_set_error (error, G_IO_ERROR, errno, "Error sending data: %s",
strerror (errno));
return -1;
}
break;
}
return ret;
}
gboolean
kms_sctp_connection_set_init_config (KmsSCTPConnection * conn,
guint16 num_ostreams, guint16 max_instreams, guint16 max_attempts,
guint16 max_init_timeo, GError ** err)
{
g_return_val_if_fail (conn != NULL, FALSE);
#if defined (SCTP_INITMSG)
{
struct sctp_initmsg initmsg;
memset (&initmsg, 0, sizeof (initmsg));
initmsg.sinit_num_ostreams = num_ostreams;
initmsg.sinit_max_instreams = max_instreams;
initmsg.sinit_max_attempts = max_attempts;
initmsg.sinit_max_init_timeo = max_init_timeo;
if (setsockopt (g_socket_get_fd (conn->socket), IPPROTO_SCTP,
SCTP_INITMSG, &initmsg, sizeof (initmsg)) < 0) {
GST_ERROR ("Could not configure SCTP socket: %s (%d)",
g_strerror (errno), errno);
return FALSE;
}
return TRUE;
}
#else
{
GST_WARNING ("don't know how to configure the SCTP initiation "
"parameters on this OS.");
g_set_error (err, KMS_SCTP_CONNECTION_ERROR, KMS_CONNECTION_CONFIG_ERROR,
"Can not configure SCTP socket");
return FALSE;
}
#endif
}
//New tcp conection
gboolean new_connection(GSocketService *service, GSocketConnection *connection, GObject *source_object, gpointer user_data) {
//New client connected
GSocketAddress *sockaddr = g_socket_connection_get_remote_address(connection, NULL);
GInetAddress *addr = g_inet_socket_address_get_address(G_INET_SOCKET_ADDRESS(sockaddr));
guint16 port = g_inet_socket_address_get_port(G_INET_SOCKET_ADDRESS(sockaddr));
if (verbose) {
printf("App Server: New Connection from %s:%d\n", g_inet_address_to_string(addr), port);
fflush(stdout);
}
//Record client (if new)
add_client(g_inet_address_to_string(addr), connection);
g_object_ref (connection);
GSocket *socket = g_socket_connection_get_socket(connection);
gint fd = g_socket_get_fd(socket);
GIOChannel *channel = g_io_channel_unix_new(fd);
g_io_add_watch(channel, G_IO_IN, (GIOFunc) network_read, connection);
return TRUE;
}
KmsSCTPResult
kms_sctp_connection_connect (KmsSCTPConnection * conn,
GCancellable * cancellable, GError ** err)
{
g_return_val_if_fail (conn != NULL, KMS_SCTP_ERROR);
g_return_val_if_fail (conn->socket != NULL, KMS_SCTP_ERROR);
g_return_val_if_fail (conn->saddr != NULL, KMS_SCTP_ERROR);
if (g_socket_is_connected (conn->socket))
return KMS_SCTP_OK;
/* connect to server */
if (!g_socket_connect (conn->socket, conn->saddr, cancellable, err))
return KMS_SCTP_ERROR;
if (G_UNLIKELY (GST_LEVEL_DEBUG <= _gst_debug_min)) {
#if defined (SCTP_INITMSG)
struct sctp_initmsg initmsg;
socklen_t optlen;
if (getsockopt (g_socket_get_fd (conn->socket), IPPROTO_SCTP,
SCTP_INITMSG, &initmsg, &optlen) < 0)
GST_WARNING ("Could not get SCTP configuration: %s (%d)",
g_strerror (errno), errno);
else
GST_DEBUG ("SCTP client socket: ostreams %u, instreams %u",
initmsg.sinit_num_ostreams, initmsg.sinit_num_ostreams);
#else
GST_WARNING ("don't know how to get the configuration of the "
"SCTP initiation structure on this OS.");
#endif
}
GST_DEBUG ("connected sctp socket");
return KMS_SCTP_OK;
}