2022-03-06 21:12:57 -05:00
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/** Node C-API
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*
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* @file
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2022-12-14 17:41:58 +01:00
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* @author Steffen Vogel <post@steffenvogel.de>
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2022-03-06 21:12:57 -05:00
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* @copyright 2014-2022, Institute for Automation of Complex Power Systems, EONERC
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2022-07-04 18:20:03 +02:00
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* @license Apache 2.0
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2022-03-06 21:12:57 -05:00
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*********************************************************************************/
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#pragma once
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#include <stdbool.h>
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#include <jansson.h>
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typedef void *vnode;
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typedef void *vsample;
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2023-06-30 10:51:01 +02:00
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vnode * node_new(const char *id_str, const char *json_str);
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2022-03-06 21:12:57 -05:00
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int node_prepare(vnode *n);
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int node_check(vnode *n);
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int node_start(vnode *n);
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int node_stop(vnode *n);
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int node_pause(vnode *n);
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int node_resume(vnode *n);
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int node_restart(vnode *n);
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int node_destroy(vnode *n);
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const char * node_name(vnode *n);
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const char * node_name_short(vnode *n);
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const char * node_name_full(vnode *n);
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const char * node_details(vnode *n);
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unsigned node_input_signals_max_cnt(vnode *n);
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unsigned node_output_signals_max_cnt(vnode *n);
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int node_reverse(vnode *n);
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int node_read(vnode *n, vsample **smps, unsigned cnt);
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int node_write(vnode *n, vsample **smps, unsigned cnt);
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int node_poll_fds(vnode *n, int fds[]);
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int node_netem_fds(vnode *n, int fds[]);
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bool node_is_valid_name(const char *name);
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bool node_is_enabled(const vnode *n);
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json_t * node_to_json(const vnode *n);
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const char * node_to_json_str(vnode *n);
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vsample * sample_alloc(unsigned len);
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unsigned sample_length(vsample *smp);
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void sample_decref(vsample *smp);
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vsample * sample_pack(unsigned seq, struct timespec *ts_origin, struct timespec *ts_received, unsigned len, double *values);
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void sample_unpack(vsample *s, unsigned *seq, struct timespec *ts_origin, struct timespec *ts_received, int *flags, unsigned *len, double *values);
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int memory_init(int hugepages);
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