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VILLASnode/include/villas/formats/opal_asyncip.hpp
Steffen Vogel 02a2aa4f94 Apply clang-format changes
Signed-off-by: Steffen Vogel <steffen.vogel@opal-rt.com>
2023-09-08 11:37:42 +02:00

65 lines
1.6 KiB
C++

/* A custom format for OPAL-RTs AsyncIP example.
*
* Author: Steffen Vogel <post@steffenvogel.de>
* SPDX-FileCopyrightText: 2014-2023 Institute for Automation of Complex Power Systems, RWTH Aachen University
* SPDX-License-Identifier: Apache-2.0
*/
#pragma once
#include <cstdlib>
#include <villas/format.hpp>
namespace villas {
namespace node {
// Forward declarations
struct Sample;
class OpalAsyncIPFormat : public BinaryFormat {
protected:
const unsigned MAXSIZE = 64;
struct Payload {
int16_t dev_id; // (2 bytes) Sender device ID
int32_t msg_id; // (4 bytes) Message ID
int16_t msg_len; // (2 bytes) Message length (data only)
double data[]; // Up to MAXSIZE doubles (8 bytes each)
} __attribute__((packed));
int16_t dev_id;
public:
OpalAsyncIPFormat(int fl, uint8_t did = 0) : BinaryFormat(fl), dev_id(did) {}
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);
virtual void parse(json_t *json);
};
class OpalAsyncIPFormatPlugin : public FormatFactory {
public:
using FormatFactory::FormatFactory;
virtual Format *make() {
return new OpalAsyncIPFormat((int)SampleFlags::HAS_SEQUENCE |
(int)SampleFlags::HAS_DATA);
}
/// Get plugin name
virtual std::string getName() const { return "opal.asyncip"; }
/// Get plugin description
virtual std::string getDescription() const {
return "OPAL-RTs AsyncIP example format";
}
};
} // namespace node
} // namespace villas