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https://git.rwth-aachen.de/acs/public/villas/node/
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65 lines
1.2 KiB
C++
65 lines
1.2 KiB
C++
/* Hook list functions.
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*
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* This file includes some examples.
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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 <jansson.h>
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#include <villas/hook.hpp>
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namespace villas {
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namespace node {
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// Forward declarations
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class Node;
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class Path;
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struct Sample;
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class HookList : public std::list<Hook::Ptr> {
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public:
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HookList() {}
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/* Parses an object of hooks
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*
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* Example:
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*
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* {
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* stats = {
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* output = "stdout"
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* },
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* skip_first = {
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* seconds = 10
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* },
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* hooks = [ "print" ]
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* }
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*/
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void parse(json_t *json, int mask, Path *p, Node *n);
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void check();
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void prepare(SignalList::Ptr sigs, int mask, Path *p, Node *n);
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int process(struct Sample *smps[], unsigned cnt);
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void periodic();
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void start();
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void stop();
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void dump(villas::Logger logger, std::string subject) const;
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SignalList::Ptr getSignals() const;
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// Get the maximum number of signals which is used by any of the hooks in the list.
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unsigned getSignalsMaxCount() const;
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json_t *toJson() const;
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};
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} // namespace node
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} // namespace villas
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