示例#1
0
/* Process incoming RTSP request */
static apt_bool_t rtsp_server_session_request_process(rtsp_server_t *server, rtsp_server_connection_t *rtsp_connection, rtsp_message_t *message)
{
	rtsp_server_session_t *session = NULL;
	if(message->start_line.message_type != RTSP_MESSAGE_TYPE_REQUEST) {
		/* received response to ANNOUNCE request/event */
		return TRUE;
	}

	if(rtsp_header_property_check(&message->header,RTSP_HEADER_FIELD_SESSION_ID) != TRUE) {
		/* no session-id specified */
		session = rtsp_server_session_setup_process(server,rtsp_connection,message);
		if(session) {
			session->active_request = message;
			if(rtsp_server_session_message_handle(server,session,message) != TRUE) {
				rtsp_server_session_destroy(session);
			}
		}
		else {
			/* error case, failed to create a session */
			apt_log(RTSP_LOG_MARK,APT_PRIO_WARNING,"Failed to Create RTSP Session");
			return rtsp_server_error_respond(server,rtsp_connection,message,
									RTSP_STATUS_CODE_NOT_ACCEPTABLE,
									RTSP_REASON_PHRASE_NOT_ACCEPTABLE);
		}
		return TRUE;
	}

	/* existing session */
	session = apr_hash_get(
				rtsp_connection->session_table,
				message->header.session_id.buf,
				message->header.session_id.length);
	if(!session) {
		/* error case, no such session */
		apt_log(RTSP_LOG_MARK,APT_PRIO_WARNING,"No Such RTSP Session " APT_SID_FMT,message->header.session_id.buf);
		return rtsp_server_error_respond(server,rtsp_connection,message,
								RTSP_STATUS_CODE_NOT_FOUND,
								RTSP_REASON_PHRASE_NOT_FOUND);
	}

	if(session->terminating == TRUE) {
		/* error case, session is being terminated */
		apt_log(RTSP_LOG_MARK,APT_PRIO_WARNING,"Not Acceptable Request " APT_SID_FMT,message->header.session_id.buf);
		return rtsp_server_error_respond(server,rtsp_connection,message,
								RTSP_STATUS_CODE_NOT_ACCEPTABLE,
								RTSP_REASON_PHRASE_NOT_ACCEPTABLE);
	}

	if(session->active_request) {
		apt_log(RTSP_LOG_MARK,APT_PRIO_DEBUG,"Push RTSP Request to Queue " APT_SID_FMT,session->id.buf);
		apt_list_push_back(session->request_queue,message,message->pool);
		return TRUE;
	}

	/* handle the request */
	session->active_request = message;
	rtsp_server_session_message_handle(server,session,message);
	return TRUE;
}
示例#2
0
/* Process incoming RTSP request */
static apt_bool_t rtsp_server_session_request_process(rtsp_server_t *server, rtsp_server_connection_t *rtsp_connection, rtsp_message_t *message)
{
	rtsp_server_session_t *session = NULL;
	if(message->start_line.message_type != RTSP_MESSAGE_TYPE_REQUEST) {
		/* received response to ANNOUNCE request/event */
		return TRUE;
	}

	if(rtsp_header_property_check(&message->header.property_set,RTSP_HEADER_FIELD_SESSION_ID) != TRUE) {
		/* no session-id specified */
		session = rtsp_server_session_setup_process(server,rtsp_connection,message);
		if(session) {
			session->active_request = message;
			if(rtsp_server_session_message_handle(server,session,message) != TRUE) {
				rtsp_server_session_destroy(session);
			}
		}
		return TRUE;
	}

	/* existing session */
	session = apr_hash_get(
				rtsp_connection->session_table,
				message->header.session_id.buf,
				message->header.session_id.length);
	if(!session) {
		/* error case */
		apt_log(APT_PRIO_WARNING,"No Such RTSP Session <%s>",message->header.session_id.buf);
		return rtsp_server_error_respond(server,rtsp_connection,message,
								RTSP_STATUS_CODE_NOT_FOUND,
								RTSP_REASON_PHRASE_NOT_FOUND);
	}
	
	if(session->active_request) {
		apt_log(APT_PRIO_DEBUG,"Push RTSP Request to Queue <%s>",session->id.buf);
		apt_list_push_back(session->request_queue,message);
		return TRUE;
	}

	/* handle the request */
	session->active_request = message;
	rtsp_server_session_message_handle(server,session,message);
	return TRUE;
}
示例#3
0
/* Process outgoing RTSP response */
static apt_bool_t rtsp_server_session_response_process(rtsp_server_t *server, rtsp_server_session_t *session, rtsp_message_t *message)
{
	if(message->start_line.message_type == RTSP_MESSAGE_TYPE_REQUEST) {
		/* RTSP ANNOUNCE request (asynch event) */
		message->start_line.common.request_line.url = session->url;
		if(session->id.buf) {
			message->header.session_id = session->id;
			rtsp_header_property_add(&message->header.property_set,RTSP_HEADER_FIELD_SESSION_ID);
		}

		rtsp_server_message_send(server,session->connection->base,message);
		return TRUE;
	}

	if(session->id.buf) {
		message->header.session_id = session->id;
		rtsp_header_property_add(&message->header.property_set,RTSP_HEADER_FIELD_SESSION_ID);
	}

	rtsp_server_message_send(server,session->connection->base,message);

	if(session->active_request) {
		rtsp_message_t *request = session->active_request;
		if(request->start_line.common.request_line.method_id == RTSP_METHOD_SETUP) {
			if(message->start_line.common.status_line.status_code != RTSP_STATUS_CODE_OK) {
				rtsp_server_session_terminate_request(server,session);
			}
		}
		else if(request->start_line.common.request_line.method_id == RTSP_METHOD_DESCRIBE) {
			rtsp_server_session_terminate_request(server,session);
		}
	}

	session->active_request = apt_list_pop_front(session->request_queue);
	if(session->active_request) {
		rtsp_server_session_message_handle(server,session,session->active_request);
	}
	return TRUE;
}
示例#4
0
/* Process outgoing RTSP response */
static apt_bool_t rtsp_server_session_response_process(rtsp_server_t *server, rtsp_server_session_t *session, rtsp_message_t *message)
{
	apt_bool_t terminate = FALSE;
	rtsp_message_t *request = NULL;
	if(message->start_line.message_type == RTSP_MESSAGE_TYPE_REQUEST) {
		/* RTSP ANNOUNCE request (asynch event) */
		const char *resource_name = message->start_line.common.request_line.resource_name;
		if(resource_name) {
			request = apr_hash_get(session->resource_table,resource_name,APR_HASH_KEY_STRING);
		}
		if(!request) {
			return FALSE;
		}
		message->start_line.common.request_line.url = request->start_line.common.request_line.url;
		message->header.cseq = session->last_cseq;
		rtsp_header_property_add(&message->header,RTSP_HEADER_FIELD_CSEQ,message->pool);
		
		if(session->id.buf) {
			message->header.session_id = session->id;
			rtsp_header_property_add(&message->header,RTSP_HEADER_FIELD_SESSION_ID,message->pool);
		}
		rtsp_server_message_send(server,session->connection,message);
		return TRUE;
	}

	if(!session->active_request) {
		/* unexpected response */
		return FALSE;
	}

	request = session->active_request;
	if(request->start_line.common.request_line.method_id == RTSP_METHOD_DESCRIBE) {
		terminate = TRUE;
	}
	else {
		if(session->id.buf) {
			message->header.session_id = session->id;
			rtsp_header_property_add(&message->header,RTSP_HEADER_FIELD_SESSION_ID,message->pool);
		}
		if(request->start_line.common.request_line.method_id == RTSP_METHOD_SETUP) {
			if(message->start_line.common.status_line.status_code == RTSP_STATUS_CODE_OK) {
				/* add resource */
				const char *resource_name = request->start_line.common.request_line.resource_name;
				apr_hash_set(session->resource_table,resource_name,APR_HASH_KEY_STRING,request);
			}
			else if(apr_hash_count(session->resource_table) == 0) {
				terminate = TRUE;
			}
		}
	}

	session->last_cseq = message->header.cseq;
	rtsp_server_message_send(server,session->connection,message);

	if(terminate == TRUE) {
		session->active_request = NULL;
		rtsp_server_session_terminate_request(server,session);
		return TRUE;
	}

	session->active_request = apt_list_pop_front(session->request_queue);
	if(session->active_request) {
		rtsp_server_session_message_handle(server,session,session->active_request);
	}
	return TRUE;
}