mirror of
https://git.rwth-aachen.de/acs/public/villas/node/
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48 lines
1.3 KiB
C++
48 lines
1.3 KiB
C++
/** Node-type for shared memory communication.
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*
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* @file
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* @author Georg Martin Reinke <georg.reinke@rwth-aachen.de>
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* @copyright 2014-2022, Institute for Automation of Complex Power Systems, EONERC
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* @license Apache 2.0
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*********************************************************************************/
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#pragma once
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#include <villas/node/memory.hpp>
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#include <villas/pool.hpp>
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#include <villas/queue.h>
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#include <villas/node/config.hpp>
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#include <villas/shmem.hpp>
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namespace villas {
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namespace node {
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/* Forward declarations */
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class NodeCompat;
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struct shmem {
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const char* out_name; /**< Name of the shm object for the output queue. */
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const char* in_name; /**< Name of the shm object for the input queue. */
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struct ShmemConfig conf; /**< Interface configuration struct. */
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char **exec; /**< External program to execute on start. */
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struct ShmemInterface intf; /**< Shmem interface */
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};
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char * shmem_print(NodeCompat *n);
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int shmem_parse(NodeCompat *n, json_t *json);
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int shmem_start(NodeCompat *n);
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int shmem_stop(NodeCompat *n);
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int shmem_init(NodeCompat *n);
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int shmem_prepare(NodeCompat *n);
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int shmem_read(NodeCompat *n, struct Sample * const smps[], unsigned cnt);
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int shmem_write(NodeCompat *n, struct Sample * const smps[], unsigned cnt);
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} /* namespace node */
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} /* namespace villas */
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