mirror of
https://git.rwth-aachen.de/acs/public/villas/node/
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66 lines
2.1 KiB
C++
66 lines
2.1 KiB
C++
/** JSON serializtion sample data.
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*
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* @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)
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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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#pragma once
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#include <jansson.h>
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#include <villas/format.hpp>
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/* Forward declarations */
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struct sample;
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namespace villas {
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namespace node {
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class JsonFormat : public Format {
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protected:
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static enum SignalType detect(const json_t *val);
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json_t * packTimestamps(const struct sample *smp);
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int unpackTimestamps(json_t *json_ts, struct sample *smp);
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virtual int packSample(json_t **j, const struct sample *smp);
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virtual int packSamples(json_t **j, const struct sample * const smps[], unsigned cnt);
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virtual int unpackSample(json_t *json_smp, struct sample *smp);
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virtual int unpackSamples(json_t *json_smps, struct sample * const smps[], unsigned cnt);
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int dump_flags;
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public:
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JsonFormat(int fl) :
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Format(fl),
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dump_flags(0)
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{ }
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int sscan(const char *buf, size_t len, size_t *rbytes, struct sample * const smps[], unsigned cnt);
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int sprint(char *buf, size_t len, size_t *wbytes, const struct sample * const smps[], unsigned cnt);
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int print(FILE *f, const struct sample * const smps[], unsigned cnt);
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int scan(FILE *f, struct sample * const smps[], unsigned cnt);
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virtual void parse(json_t *json);
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};
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} /* namespace node */
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} /* namespace villas */
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