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VILLASnode/include/villas/nodes/nanomsg.hpp

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/** Node type: nanomsg
*
* @file
* @author Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
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* @copyright 2014-2020, Institute for Automation of Complex Power Systems, EONERC
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* @license GNU General Public License (version 3)
*
* VILLASnode
*
* 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 3 of the License, or
* any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************************/
/**
* @addtogroup nanomsg nanomsg node type
* @ingroup node
* @{
*/
#pragma once
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#include <villas/node.h>
#include <villas/list.h>
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#include <villas/io.h>
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/** The maximum length of a packet which contains stuct msg. */
#define NANOMSG_MAX_PACKET_LEN 1500
/* Forward declarations */
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struct format_type;
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struct nanomsg {
struct {
int socket;
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struct vlist endpoints;
} in, out;
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struct format_type *format;
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struct io io;
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};
/** @see node_type::print */
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char * nanomsg_print(struct vnode *n);
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/** @see node_type::parse */
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int nanomsg_parse(struct vnode *n, json_t *cfg);
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/** @see node_type::start */
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int nanomsg_start(struct vnode *n);
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/** @see node_type::stop */
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int nanomsg_stop(struct vnode *n);
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/** @see node_type::read */
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int nanomsg_read(struct vnode *n, struct sample *smps[], unsigned cnt, unsigned *release);
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/** @see node_type::write */
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int nanomsg_write(struct vnode *n, struct sample *smps[], unsigned cnt, unsigned *release);
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/** @} */