52 lines
1.2 KiB
C++
52 lines
1.2 KiB
C++
#include <framework/osal/FreeRTOS/Mutex.h>
|
|
|
|
#include <framework/serviceinterface/ServiceInterfaceStream.h>
|
|
|
|
Mutex::Mutex() {
|
|
handle = xSemaphoreCreateMutex();
|
|
if(handle == nullptr) {
|
|
sif::error << "Mutex::Mutex(FreeRTOS): Creation failure" << std::endl;
|
|
}
|
|
}
|
|
|
|
Mutex::~Mutex() {
|
|
if (handle != nullptr) {
|
|
vSemaphoreDelete(handle);
|
|
}
|
|
|
|
}
|
|
|
|
ReturnValue_t Mutex::lockMutex(TimeoutType timeoutType,
|
|
uint32_t timeoutMs) {
|
|
if (handle == nullptr) {
|
|
return MutexIF::MUTEX_NOT_FOUND;
|
|
}
|
|
// If the timeout type is BLOCKING, this will be the correct value.
|
|
uint32_t timeout = portMAX_DELAY;
|
|
if(timeoutType == TimeoutType::POLLING) {
|
|
timeout = 0;
|
|
}
|
|
else if(timeoutType == TimeoutType::WAITING){
|
|
timeout = pdMS_TO_TICKS(timeoutMs);
|
|
}
|
|
|
|
BaseType_t returncode = xSemaphoreTake(handle, timeout);
|
|
if (returncode == pdPASS) {
|
|
return HasReturnvaluesIF::RETURN_OK;
|
|
} else {
|
|
return MutexIF::MUTEX_TIMEOUT;
|
|
}
|
|
}
|
|
|
|
ReturnValue_t Mutex::unlockMutex() {
|
|
if (handle == nullptr) {
|
|
return MutexIF::MUTEX_NOT_FOUND;
|
|
}
|
|
BaseType_t returncode = xSemaphoreGive(handle);
|
|
if (returncode == pdPASS) {
|
|
return HasReturnvaluesIF::RETURN_OK;
|
|
} else {
|
|
return MutexIF::CURR_THREAD_DOES_NOT_OWN_MUTEX;
|
|
}
|
|
}
|