mirror of
https://git.rwth-aachen.de/acs/public/villas/node/
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68 lines
No EOL
1.8 KiB
C
68 lines
No EOL
1.8 KiB
C
/** Shift sequence number of samples
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*
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* @author Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
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* @copyright 2017, Institute for Automation of Complex Power Systems, EONERC
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* @license GNU General Public License (version 3)
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*
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* VILLASnode
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************************/
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/** @addtogroup hooks Hook functions
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* @{
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*/
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#include "hook.h"
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#include "plugin.h"
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struct shift {
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int offset;
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};
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static int shift_seq_parse(struct hook *h, config_setting_t *cfg)
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{
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struct shift *p = h->_vd;
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if (!config_setting_lookup_int(cfg, "offset", &p->offset))
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cerror(cfg, "Missing setting 'offset' for hook '%s'", plugin_name(h->_vt));
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return 0;
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}
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static int shift_seq_read(struct hook *h, struct sample *smps[], size_t *cnt)
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{
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struct shift *p = h->_vd;
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for (int i = 0; i < *cnt; i++)
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smps[i]->sequence += p->offset;
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return 0;
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}
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static struct plugin p = {
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.name = "shift_seq",
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.description = "Shift sequence number of samples",
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.type = PLUGIN_TYPE_HOOK,
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.hook = {
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.priority = 99,
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.parse = shift_seq_parse,
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.read = shift_seq_read,
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.size = sizeof(struct shift),
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}
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};
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REGISTER_PLUGIN(&p)
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/** @} */ |