Implement TLS for target_lo
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449e905f46
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aa859586a9
@ -195,4 +195,48 @@ BaseType_t xSemaphoreGive(SemaphoreHandle_t xSemaphore) {
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xSemaphore->give_counter++;
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return pdTRUE;
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}
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}
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#define TLS_ITEM_COUNT 1
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static pthread_key_t tls_keys[TLS_ITEM_COUNT];
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static pthread_once_t tls_keys_once = PTHREAD_ONCE_INIT;
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static void create_tls_keys() {
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for (size_t i = 0; i < TLS_ITEM_COUNT; i++) {
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pthread_key_create(&tls_keys[i], NULL);
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}
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}
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void* pvTaskGetThreadLocalStoragePointer(
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TaskHandle_t xTaskToQuery, BaseType_t xIndex
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) {
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// Non-current task TLS access is not allowed
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if (xTaskToQuery != NULL) {
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return NULL;
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}
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if (xIndex >= TLS_ITEM_COUNT) {
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return NULL;
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}
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pthread_once(&tls_keys_once, create_tls_keys);
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return pthread_getspecific(tls_keys[xIndex]);
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}
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void vTaskSetThreadLocalStoragePointer(
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TaskHandle_t xTaskToSet, BaseType_t xIndex, void *pvValue
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) {
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// Non-current task TLS access is not allowed
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if (xTaskToSet != NULL) {
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return;
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}
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if (xIndex >= TLS_ITEM_COUNT) {
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return;
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}
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pthread_once(&tls_keys_once, create_tls_keys);
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pthread_setspecific(tls_keys[xIndex], pvValue);
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}
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