58 lines
1.2 KiB
C++
58 lines
1.2 KiB
C++
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#ifndef SRC_APP_SEMAPHORE_SEMAPHORE_HPP_
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#define SRC_APP_SEMAPHORE_SEMAPHORE_HPP_
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#include <kernel/dpl/SemaphoreP.h>
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#include <kernel/dpl/DebugP.h>
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namespace free_rtos {
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/**
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* @brief <EFBFBD>++ <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD> free rtos
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*
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*/
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class Semaphore {
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public:
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enum Type {
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e_semTypeBinary,
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e_semTypeCounting
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};
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Semaphore() {
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int32_t status = SystemP_FAILURE;
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status = SemaphoreP_constructBinary(&sem_, 0);
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DebugP_assert(SystemP_SUCCESS == status);
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}
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Semaphore(Semaphore::Type type, uint32_t init_val, uint32_t max_val) {
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int32_t status = SystemP_FAILURE;
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if (type == Semaphore::e_semTypeBinary) {
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status = SemaphoreP_constructBinary(&sem_, init_val);
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}
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else if (type == Semaphore::e_semTypeCounting) {
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status = SemaphoreP_constructCounting(&sem_, init_val, max_val);
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}
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DebugP_assert(SystemP_SUCCESS == status);
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}
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void post() {
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SemaphoreP_post(&sem_);
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}
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int32_t pend(uint32_t ticks = SystemP_WAIT_FOREVER) {
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return SemaphoreP_pend(&sem_, ticks);
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}
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~Semaphore() {
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SemaphoreP_destruct(&sem_);
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}
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private:
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SemaphoreP_Object sem_;
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};
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}
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#endif
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