1 files changed, 59 insertions, 0 deletions
diff --git a/libtiutils/Semaphore.h b/libtiutils/Semaphore.h
new file mode 100644
index 0000000..6990848
--- /dev/null
+++ b/libtiutils/Semaphore.h
@@ -0,0 +1,59 @@
+/*
+ * Copyright (C) Texas Instruments - http://www.ti.com/
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+
+#include <utils/Errors.h>
+#include <semaphore.h>
+#include <stdio.h>
+#include <stdarg.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+namespace android {
+
+class Semaphore
+{
+public:
+
+    Semaphore();
+    ~Semaphore();
+
+    //Release semaphore
+    status_t Release();
+
+    ///Create the semaphore with initial count value
+    status_t Create(int count=0);
+
+    ///Wait operation
+    status_t Wait();
+
+    ///Signal operation
+    status_t Signal();
+
+    ///Current semaphore count
+    int Count();
+
+    ///Wait operation with a timeout
+    status_t WaitTimeout(int timeoutMicroSecs);
+
+private:
+    sem_t *mSemaphore;
+
+};
+
+};