VILLASnode/include/villas/formats/protobuf.hpp

/** Protobuf IO format
 *
 * @file
 * @author Steffen Vogel <post@steffenvogel.de>
 * @copyright 2014-2022, Institute for Automation of Complex Power Systems, EONERC
 * @license Apache 2.0
 *********************************************************************************/

#pragma once

#include <cstdlib>

#include <villas/format.hpp>

/* Generated message descriptors by protoc */
#include <villas.pb-c.h>

namespace villas {
namespace node {

/* Forward declarations. */
struct Sample;

class ProtobufFormat : public BinaryFormat {

protected:
	enum SignalType detect(const Villas__Node__Value *val);

public:
	using BinaryFormat::BinaryFormat;

	virtual
	int sscan(const char *buf, size_t len, size_t *rbytes, struct Sample * const smps[], unsigned cnt);
	virtual
	int sprint(char *buf, size_t len, size_t *wbytes, const struct Sample * const smps[], unsigned cnt);
};

} /* namespace node */
} /* namespace villas */