初始化版本

osal/include/osal_sem.h

@@ -0,0 +1,23 @@
+#ifndef __OSAL_SEM_H__
+#define __OSAL_SEM_H__
+
+#include "osal_def.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef void* osal_sem_t;
+
+/* Semaphore API */
+osal_sem_t osal_sem_create(const char* name, osal_uint32_t value);
+osal_err_t osal_sem_delete(osal_sem_t sem);
+osal_err_t osal_sem_take(osal_sem_t sem, osal_int32_t timeout);
+osal_err_t osal_sem_trytake(osal_sem_t sem);
+osal_err_t osal_sem_release(osal_sem_t sem);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __OSAL_SEM_H__ */