text: /*
   * Copyright (C) 2013 Martin Willi
   * Copyright (C) 2013 revosec AG
   *
   * This program is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License as published by the
   * Free Software Foundation; either version 2 of the License, or (at your
   * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
   *
   * This program is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
   * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
   * for more details.
   */
  
  /**
   * @defgroup stream_manager stream_manager
   * @{ @ingroup streams
   */
  
  #ifndef STREAM_MANAGER_H_
  #define STREAM_MANAGER_H_
  
  typedef struct stream_manager_t stream_manager_t;
  
  #include <library.h>
  #include <networking/streams/stream_service.h>
  
  /**
   * Manages client-server connections and services using stream_t backends.
   */
  struct stream_manager_t {
  
  	/**
  	 * Create a client-server connection to a service.
  	 *
  	 * @param uri		URI of service to connect to
  	 * @return			stream instance, NULL on error
  	 */
  	stream_t* (*connect)(stream_manager_t *this, char *uri);
  
  	/**
  	 * Create a new service under an URI to accept() client connections.
  	 *
  	 * @param uri		URI of service to provide
  	 * @param backlog	size of the backlog queue, as passed to listen()
  	 * @return			service, NULL on error
  	 */
  	stream_service_t* (*create_service)(stream_manager_t *this, char *uri,
  										int backlog);
  
  	/**
  	 * Register a stream backend to the manager.
  	 *
  	 * @param prefix	prefix of URIs to use the backend for
  	 * @param create	constructor function for the stream
  	 */
  	void (*add_stream)(stream_manager_t *this, char *prefix,
  					   stream_constructor_t create);
  
  	/**
  	 * Unregister stream backends from the manager.
  	 *
  	 * @param create	constructor function passed to add_stream()
  	 */
  	void (*remove_stream)(stream_manager_t *this, stream_constructor_t create);
  
  	/**
  	 * Register a stream service backend to the manager.
  	 *
  	 * @param prefix	prefix of URIs to use the backend for
  	 * @param create	constructor function for the stream service
  	 */
  	void (*add_service)(stream_manager_t *this, char *prefix,
  						stream_service_constructor_t create);
  
  	/**
  	 * Unregister stream service backends from the manager.
  	 *
  	 * @param create	constructor function passed to add_service()
  	 */
  	void (*remove_service)(stream_manager_t *this,
  						   stream_service_constructor_t create);
  
  	/**
  	 * Destroy a stream_manager_t.
  	 */
  	void (*destroy)(stream_manager_t *this);
  };
  
  /**
   * Create a stream_manager instance.
   */
  stream_manager_t *stream_manager_create();
  
  #endif /** STREAM_MANAGER_H_ @}*/
  