mirror of
https://git.rwth-aachen.de/acs/public/villas/node/
synced 2025-03-23 00:00:01 +01:00
63 lines
2 KiB
C++
63 lines
2 KiB
C++
/** Node-type for shared memory communication.
|
|
*
|
|
* @file
|
|
* @author Georg Martin Reinke <georg.reinke@rwth-aachen.de>
|
|
* @copyright 2014-2022, Institute for Automation of Complex Power Systems, EONERC
|
|
* @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/>.
|
|
*********************************************************************************/
|
|
|
|
#pragma once
|
|
|
|
#include <villas/node/memory.hpp>
|
|
#include <villas/pool.hpp>
|
|
#include <villas/queue.h>
|
|
#include <villas/node/config.hpp>
|
|
#include <villas/shmem.hpp>
|
|
|
|
namespace villas {
|
|
namespace node {
|
|
|
|
/* Forward declarations */
|
|
class NodeCompat;
|
|
|
|
struct shmem {
|
|
const char* out_name; /**< Name of the shm object for the output queue. */
|
|
const char* in_name; /**< Name of the shm object for the input queue. */
|
|
struct ShmemConfig conf; /**< Interface configuration struct. */
|
|
char **exec; /**< External program to execute on start. */
|
|
struct ShmemInterface intf; /**< Shmem interface */
|
|
};
|
|
|
|
char * shmem_print(NodeCompat *n);
|
|
|
|
int shmem_parse(NodeCompat *n, json_t *json);
|
|
|
|
int shmem_start(NodeCompat *n);
|
|
|
|
int shmem_stop(NodeCompat *n);
|
|
|
|
int shmem_init(NodeCompat *n);
|
|
|
|
int shmem_prepare(NodeCompat *n);
|
|
|
|
int shmem_read(NodeCompat *n, struct Sample * const smps[], unsigned cnt);
|
|
|
|
int shmem_write(NodeCompat *n, struct Sample * const smps[], unsigned cnt);
|
|
|
|
} /* namespace node */
|
|
} /* namespace villas */
|