mirror of
https://github.com/DarkFlippers/unleashed-firmware
synced 2024-12-02 17:29:14 +00:00
e8913f2e33
* Remove srand invocation * PVS High priority fixes * PVS High errors part 2 * Furi: heap tracing inheritance * Furi add __builtin_unreachable to furi_thread_catch
115 lines
2.9 KiB
C
115 lines
2.9 KiB
C
#include "semaphore.h"
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#include "check.h"
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#include "common_defines.h"
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#include <semphr.h>
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FuriSemaphore* furi_semaphore_alloc(uint32_t max_count, uint32_t initial_count) {
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furi_assert(!FURI_IS_IRQ_MODE());
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furi_assert((max_count > 0U) && (initial_count <= max_count));
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SemaphoreHandle_t hSemaphore = NULL;
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if(max_count == 1U) {
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hSemaphore = xSemaphoreCreateBinary();
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if((hSemaphore != NULL) && (initial_count != 0U)) {
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if(xSemaphoreGive(hSemaphore) != pdPASS) {
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vSemaphoreDelete(hSemaphore);
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hSemaphore = NULL;
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}
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}
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} else {
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hSemaphore = xSemaphoreCreateCounting(max_count, initial_count);
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}
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furi_check(hSemaphore);
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/* Return semaphore ID */
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return ((FuriSemaphore*)hSemaphore);
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}
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void furi_semaphore_free(FuriSemaphore* instance) {
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furi_assert(instance);
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furi_assert(!FURI_IS_IRQ_MODE());
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SemaphoreHandle_t hSemaphore = (SemaphoreHandle_t)instance;
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vSemaphoreDelete(hSemaphore);
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}
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FuriStatus furi_semaphore_acquire(FuriSemaphore* instance, uint32_t timeout) {
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furi_assert(instance);
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SemaphoreHandle_t hSemaphore = (SemaphoreHandle_t)instance;
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FuriStatus stat;
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BaseType_t yield;
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stat = FuriStatusOk;
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if(FURI_IS_IRQ_MODE()) {
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if(timeout != 0U) {
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stat = FuriStatusErrorParameter;
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} else {
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yield = pdFALSE;
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if(xSemaphoreTakeFromISR(hSemaphore, &yield) != pdPASS) {
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stat = FuriStatusErrorResource;
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} else {
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portYIELD_FROM_ISR(yield);
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}
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}
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} else {
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if(xSemaphoreTake(hSemaphore, (TickType_t)timeout) != pdPASS) {
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if(timeout != 0U) {
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stat = FuriStatusErrorTimeout;
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} else {
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stat = FuriStatusErrorResource;
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}
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}
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}
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/* Return execution status */
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return (stat);
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}
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FuriStatus furi_semaphore_release(FuriSemaphore* instance) {
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furi_assert(instance);
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SemaphoreHandle_t hSemaphore = (SemaphoreHandle_t)instance;
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FuriStatus stat;
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BaseType_t yield;
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stat = FuriStatusOk;
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if(FURI_IS_IRQ_MODE()) {
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yield = pdFALSE;
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if(xSemaphoreGiveFromISR(hSemaphore, &yield) != pdTRUE) {
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stat = FuriStatusErrorResource;
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} else {
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portYIELD_FROM_ISR(yield);
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}
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} else {
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if(xSemaphoreGive(hSemaphore) != pdPASS) {
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stat = FuriStatusErrorResource;
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}
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}
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/* Return execution status */
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return (stat);
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}
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uint32_t furi_semaphore_get_count(FuriSemaphore* instance) {
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furi_assert(instance);
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SemaphoreHandle_t hSemaphore = (SemaphoreHandle_t)instance;
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uint32_t count;
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if(FURI_IS_IRQ_MODE()) {
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count = (uint32_t)uxSemaphoreGetCountFromISR(hSemaphore);
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} else {
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count = (uint32_t)uxSemaphoreGetCount(hSemaphore);
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}
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/* Return number of tokens */
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return (count);
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}
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