Tools/DiskTool - Splitting parts out to be shared with NetTest

[tpg/acess2.git] / Tools / DiskTool / include / rwlock.h

diff --git a/Tools/DiskTool/include/rwlock.h b/Tools/DiskTool/include/rwlock.h
new file mode 100644 (file)
index 0000000..b9ff514
--- /dev/null
+++ b/Tools/DiskTool/include/rwlock.h
@@ -0,0 +1,22 @@
+/*
+ * Acess2 Disk Tool
+ */
+#ifndef _RWLOCK_H
+#define _RWLOCK_H
+
+typedef char   tRWLock;
+
+static inline int RWLock_AcquireRead(tRWLock *m) {
+       if(*m)  Log_KernelPanic("---", "Double mutex lock");
+       *m = 1;
+       return 0;
+}
+static inline int RWLock_AcquireWrite(tRWLock *m) {
+       if(*m)  Log_KernelPanic("---", "Double mutex lock");
+       *m = 1;
+       return 0;
+}
+static inline void RWLock_Release(tRWLock *m) { *m = 0; }
+
+#endif
+