mirror of
https://git.rwth-aachen.de/acs/public/villas/node/
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63 lines
No EOL
1.8 KiB
C
63 lines
No EOL
1.8 KiB
C
/** Node type: WebSockets
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*
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* This file implements the websocket type for nodes.
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* It's based on the libwebsockets library.
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*
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* @file
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* @author Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
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* @copyright 2014-2016, Institute for Automation of Complex Power Systems, EONERC
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* This file is part of VILLASnode. All Rights Reserved. Proprietary and confidential.
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* Unauthorized copying of this file, via any medium is strictly prohibited.
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*/
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/**
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* @addtogroup websockets WebSockets node type
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* @ingroup node
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* @{
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*********************************************************************************/
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#ifndef _WEBSOCKET_H_
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#define _WEBSOCKET_H_
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#include <libwebsockets.h>
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#include "node.h"
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#include "pool.h"
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#include "queue.h"
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/* Forward declaration */
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struct lws;
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/** Internal data per websocket node */
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struct websocket {
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struct list connections; /**< List of active libwebsocket connections in server mode (struct websocket_connection). */
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struct list destinations; /**< List of websocket servers connect to in client mode (struct websocket_destination). */
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struct pool pool;
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struct queue queue; /**< For samples which are received from WebSockets a */
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int id; /**< The index of this node */
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};
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/** @see node_vtable::init */
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int websocket_init(int argc, char * argv[], config_setting_t *cfg);
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/** @see node_vtable::deinit */
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int websocket_deinit();
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/** @see node_vtable::open */
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int websocket_open(struct node *n);
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/** @see node_vtable::close */
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int websocket_close(struct node *n);
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/** @see node_vtable::close */
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int websocket_destroy(struct node *n);
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/** @see node_vtable::read */
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int websocket_read(struct node *n, struct sample *smps[], unsigned cnt);
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/** @see node_vtable::write */
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int websocket_write(struct node *n, struct sample *smps[], unsigned cnt);
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#endif /** _WEBSOCKET_H_ @} */ |