mirror of
https://git.rwth-aachen.de/acs/public/villas/node/
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91 lines
2.2 KiB
C++
91 lines
2.2 KiB
C++
/** Node-type for uldaq connections.
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*
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* @file
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* @author Manuel Pitz <manuel.pitz@eonerc.rwth-aachen.de>
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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 <pthread.h>
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#include <villas/queue_signalled.h>
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#include <villas/pool.hpp>
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#include <uldaq.h>
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#define ULDAQ_MAX_DEV_COUNT 100
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#define ULDAQ_MAX_RANGE_COUNT 8
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namespace villas {
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namespace node {
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struct uldaq {
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const char *device_id;
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DaqDeviceHandle device_handle;
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DaqDeviceDescriptor *device_descriptor;
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DaqDeviceInterface device_interface_type;
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uint64_t sequence;
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struct {
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double sample_rate;
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double *buffer;
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size_t buffer_len;
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size_t buffer_pos;
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size_t channel_count;
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ScanOption scan_options;
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AInScanFlag flags;
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AiQueueElement *queues;
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ScanStatus status; // protected by mutex
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TransferStatus transfer_status; // protected by mutex
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pthread_mutex_t mutex;
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pthread_cond_t cv;
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} in;
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struct {
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// TODO
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} out;
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};
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int uldaq_type_start(SuperNode *sn);
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int uldaq_init(NodeCompat *n);
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int uldaq_destroy(NodeCompat *n);
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int uldaq_parse(NodeCompat *n, json_t *json);
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char * uldaq_print(NodeCompat *n);
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int uldaq_check(NodeCompat *n);
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int uldaq_start(NodeCompat *n);
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int uldaq_stop(NodeCompat *n);
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int uldaq_read(NodeCompat *n, struct Sample * const smps[], unsigned cnt);
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} /* namespace node */
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} /* namespace villas */
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