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https://git.rwth-aachen.de/acs/public/villas/node/
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82 lines
1.9 KiB
C++
82 lines
1.9 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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* @file
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* @author Steffen Vogel <svogel2@eonerc.rwth-aachen.de>
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* @copyright 2014-2022, 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/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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{ }
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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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