110 lines
3.0 KiB
C++
110 lines
3.0 KiB
C++
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/*
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Arduino Library for Kangaroo
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Copyright (c) 2013 Dimension Engineering LLC
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http://www.dimensionengineering.com/kangaroo
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
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RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
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NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE
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USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "Kangaroo.h"
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KangarooMonitor::KangarooMonitor()
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{
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_state.channel = 0; _state.monitorCode = 0;
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}
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KangarooMonitor::KangarooMonitor(KangarooChannel* channel, uint32_t monitorCode)
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{
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_state.channel = channel; _state.monitorCode = monitorCode;
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}
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KangarooStatus KangarooMonitor::status() const
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{
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return valid() ? _state.channel->_monitoredGetResult : KangarooStatus::createInvalidStatus();
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}
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boolean KangarooMonitor::valid() const
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{
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return _state.channel && _state.monitorCode == _state.channel->_monitorCode;
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}
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KangarooMonitor KangarooMonitor::update()
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{
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return update(_state.channel->commandTimeout());
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}
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KangarooMonitor KangarooMonitor::update(int32_t timeoutMS)
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{
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KangarooTimeout timeout(timeoutMS);
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return update(timeout);
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}
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KangarooMonitor KangarooMonitor::update(const KangarooTimeout& timeout)
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{
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while (valid() && !_state.channel->updateMonitoredResult(timeout, true));
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return *this;
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}
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KangarooMonitor KangarooMonitor::wait(int32_t timeoutMS)
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{
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KangarooTimeout timeout(timeoutMS);
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return wait(timeout);
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}
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KangarooMonitor KangarooMonitor::wait(const KangarooTimeout& timeout)
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{
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while (!status().done()) { update(timeout); }
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return *this;
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}
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boolean waitAll(size_t count, KangarooMonitor* monitors[], int32_t timeoutMS)
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{
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KangarooTimeout timeout(timeoutMS);
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return waitAll(count, monitors, timeout);
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}
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boolean waitAll(size_t count, KangarooMonitor* monitors[], const KangarooTimeout& timeout)
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{
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for (size_t i = 0; i < count; i ++)
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{
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if (!monitors[i]) { continue; }
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monitors[i]->wait(timeout);
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if (monitors[i]->status().timedOut()) { return false; }
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}
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return true;
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}
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int waitAny(size_t count, KangarooMonitor* monitors[], int32_t timeoutMS)
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{
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KangarooTimeout timeout(timeoutMS);
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return waitAny(count, monitors, timeout);
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}
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int waitAny(size_t count, KangarooMonitor* monitors[], const KangarooTimeout& timeout)
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{
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while (1)
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{
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if (timeout.expired()) { return -1; }
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for (size_t i = 0; i < count; i ++)
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{
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if (!monitors[i]) { continue; }
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monitors[i]->update(timeout);
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if (monitors[i]->status().timedOut()) { return -1; }
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if (monitors[i]->status().done ()) { return i; }
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}
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}
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}
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