mirror of
https://git.rwth-aachen.de/acs/public/villas/node/
synced 2025-03-16 00:00:02 +01:00
76 lines
1.8 KiB
C++
76 lines
1.8 KiB
C++
/* Message related functions.
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*
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* Author: Steffen Vogel <post@steffenvogel.de>
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* SPDX-FileCopyrightText: 2014-2023 Institute for Automation of Complex Power Systems, RWTH Aachen University
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* SPDX-License-Identifier: Apache-2.0
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*/
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#pragma once
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#include <cstdlib>
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#include <villas/format.hpp>
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namespace villas {
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namespace node {
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// Forward declarations
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struct Sample;
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class VillasBinaryFormat : public BinaryFormat {
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protected:
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uint8_t source_index;
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bool web;
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bool validate_source_index;
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public:
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VillasBinaryFormat(int fl, bool w, uint8_t sid = 0)
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: BinaryFormat(fl), source_index(sid), web(w),
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validate_source_index(false) {}
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virtual int sscan(const char *buf, size_t len, size_t *rbytes,
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struct Sample *const smps[], unsigned cnt);
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virtual int sprint(char *buf, size_t len, size_t *wbytes,
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const struct Sample *const smps[], unsigned cnt);
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virtual void parse(json_t *json);
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};
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template <bool web = false>
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class VillasBinaryFormatPlugin : public FormatFactory {
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public:
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using FormatFactory::FormatFactory;
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virtual Format *make() {
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return new VillasBinaryFormat((int)SampleFlags::HAS_TS_ORIGIN |
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(int)SampleFlags::HAS_SEQUENCE |
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(int)SampleFlags::HAS_DATA,
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web);
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}
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/// Get plugin name
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virtual std::string getName() const {
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std::stringstream ss;
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ss << "villas." << (web ? "web" : "binary");
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return ss.str();
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}
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/// Get plugin description
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virtual std::string getDescription() const {
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std::stringstream ss;
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ss << "VILLAS binary network format";
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if (web)
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ss << " for WebSockets";
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return ss.str();
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}
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};
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} // namespace node
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} // namespace villas
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