63 lines
1.3 KiB
C++
63 lines
1.3 KiB
C++
/*
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* Copyright (C) Texas Instruments - http://www.ti.com/
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <utils/Errors.h>
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#include <semaphore.h>
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#include <stdio.h>
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#include <stdarg.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "Status.h"
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namespace Ti {
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namespace Utils {
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class Semaphore
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{
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public:
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Semaphore();
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~Semaphore();
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//Release semaphore
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status_t Release();
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///Create the semaphore with initial count value
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status_t Create(int count=0);
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///Wait operation
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status_t Wait();
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///Signal operation
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status_t Signal();
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///Current semaphore count
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int Count();
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///Wait operation with a timeout
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status_t WaitTimeout(int timeoutMicroSecs);
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private:
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sem_t *mSemaphore;
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};
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} // namespace Utils
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} // namespace Ti
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