/** Close connection */
static apt_bool_t rtsp_server_connection_close(rtsp_server_t *server, rtsp_server_connection_t *rtsp_connection)
{
apr_size_t remaining_sessions = 0;
if(!rtsp_connection || !rtsp_connection->sock) {
return FALSE;
}
apt_log(RTSP_LOG_MARK,APT_PRIO_INFO,"Close RTSP Connection %s",rtsp_connection->id);
apt_poller_task_descriptor_remove(server->task,&rtsp_connection->sock_pfd);
apr_socket_close(rtsp_connection->sock);
rtsp_connection->sock = NULL;
APR_RING_REMOVE(rtsp_connection,link);
remaining_sessions = apr_hash_count(rtsp_connection->session_table);
if(remaining_sessions) {
rtsp_server_session_t *session;
void *val;
apr_hash_index_t *it;
apt_log(RTSP_LOG_MARK,APT_PRIO_NOTICE,"Terminate Remaining RTSP Sessions [%"APR_SIZE_T_FMT"]",
remaining_sessions);
it = apr_hash_first(rtsp_connection->pool,rtsp_connection->session_table);
for(; it; it = apr_hash_next(it)) {
apr_hash_this(it,NULL,NULL,&val);
session = val;
if(session && session->terminating == FALSE) {
rtsp_server_session_terminate_request(server,session);
}
}
}
else {
rtsp_server_connection_destroy(rtsp_connection);
}
return TRUE;
}
/** Remove from pollset and destroy listening socket */
static void rtsp_server_listening_socket_destroy(rtsp_server_t *server)
{
if(server->listen_sock) {
apt_poller_task_descriptor_remove(server->task,&server->listen_sock_pfd);
apr_socket_close(server->listen_sock);
server->listen_sock = NULL;
}
}
/** Remove from pollset and destroy listening socket */
static void mrcp_server_agent_listening_socket_destroy(mrcp_connection_agent_t *agent)
{
if(agent->listen_sock) {
apt_poller_task_descriptor_remove(agent->task,&agent->listen_sock_pfd);
apr_socket_close(agent->listen_sock);
agent->listen_sock = NULL;
}
}
/* Receive MRCP message through TCP/MRCPv2 connection */
static apt_bool_t mrcp_client_poller_signal_process(void *obj, const apr_pollfd_t *descriptor)
{
mrcp_connection_agent_t *agent = obj;
mrcp_connection_t *connection = descriptor->client_data;
apr_status_t status;
apr_size_t offset;
apr_size_t length;
apt_text_stream_t *stream;
mrcp_message_t *message;
apt_message_status_e msg_status;
if(!connection || !connection->sock) {
return FALSE;
}
stream = &connection->rx_stream;
/* calculate offset remaining from the previous receive / if any */
offset = stream->pos - stream->text.buf;
/* calculate available length */
length = connection->rx_buffer_size - offset;
status = apr_socket_recv(connection->sock,stream->pos,&length);
if(status == APR_EOF || length == 0) {
apt_log(APT_LOG_MARK,APT_PRIO_INFO,"TCP/MRCPv2 Peer Disconnected %s",connection->id);
apt_poller_task_descriptor_remove(agent->task,&connection->sock_pfd);
apr_socket_close(connection->sock);
connection->sock = NULL;
mrcp_client_agent_disconnect_raise(agent,connection);
return TRUE;
}
/* calculate actual length of the stream */
stream->text.length = offset + length;
stream->pos[length] = '\0';
apt_log(APT_LOG_MARK,APT_PRIO_INFO,"Receive MRCPv2 Data %s [%"APR_SIZE_T_FMT" bytes]\n%.*s",
connection->id,
length,
connection->verbose == TRUE ? length : 0,
stream->pos);
/* reset pos */
apt_text_stream_reset(stream);
do {
msg_status = mrcp_parser_run(connection->parser,stream,&message);
if(mrcp_client_message_handler(connection,message,msg_status) == FALSE) {
return FALSE;
}
}
while(apt_text_is_eos(stream) == FALSE);
/* scroll remaining stream */
apt_text_stream_scroll(stream);
return TRUE;
}
/** Close connection */
static apt_bool_t rtsp_client_connection_close(rtsp_client_t *client, rtsp_client_connection_t *connection)
{
if(connection->sock) {
apt_log(RTSP_LOG_MARK,APT_PRIO_INFO,"Close RTSP Connection %s",connection->id);
apt_poller_task_descriptor_remove(client->task,&connection->sock_pfd);
apr_socket_close(connection->sock);
connection->sock = NULL;
}
return TRUE;
}
static apt_bool_t mrcp_client_agent_connection_remove(mrcp_connection_agent_t *agent, mrcp_connection_t *connection)
{
/* remove from the list */
APR_RING_REMOVE(connection,link);
if(connection->sock) {
apt_log(APT_LOG_MARK,APT_PRIO_INFO,"Close TCP/MRCPv2 Connection %s",connection->id);
apt_poller_task_descriptor_remove(agent->task,&connection->sock_pfd);
apr_socket_close(connection->sock);
connection->sock = NULL;
}
return TRUE;
}
static apt_bool_t mrcp_server_agent_connection_close(mrcp_connection_agent_t *agent, mrcp_connection_t *connection)
{
apt_log(APT_LOG_MARK,APT_PRIO_INFO,"TCP/MRCPv2 Peer Disconnected %s",connection->id);
apt_poller_task_descriptor_remove(agent->task,&connection->sock_pfd);
apr_socket_close(connection->sock);
connection->sock = NULL;
if(!connection->access_count) {
mrcp_connection_remove(agent,connection);
apt_log(APT_LOG_MARK,APT_PRIO_NOTICE,"Destroy TCP/MRCPv2 Connection %s",connection->id);
mrcp_connection_destroy(connection);
}
return TRUE;
}
