1 files changed, 47 insertions, 0 deletions
diff --git a/source/LCM/Hash.h b/source/LCM/Hash.h
new file mode 100644
index 0000000..e5e5343
--- /dev/null
+++ b/source/LCM/Hash.h
@@ -0,0 +1,47 @@
+/*******************************************************************************
+ * Copyright (C) ST-Ericsson SA 2011
+ * License terms: 3-clause BSD license
+ ******************************************************************************/
+
+#ifndef _HASH_H_
+#define _HASH_H_
+
+#include "t_communication_service.h"
+#ifdef _WIN32
+#include "WinApiWrappers.h"
+#else
+#include "LinuxApiWrappers.h"
+#endif
+
+struct HashRequest {
+    HashType_e Type;
+    uint8 *Data_p;
+    uint32 Length;
+    uint8 *Hash_p;
+    HashCallback_fn Callback;
+    void *Param_p;
+};
+
+class Hash
+{
+public:
+    Hash();
+    ~Hash();
+    void Cancel(HashDevice_t **HashDevice_pp);
+    void Calculate(HashType_e Type, void *Data_p, const uint32 Length, uint8 *Hash_p, HashCallback_fn Callback, void *Param_p);
+    uint32 GetLength(HashType_e Type);
+private:
+    CThreadWrapper *m_Thread;
+    CSemaphoreQueue *m_RequestQueue;
+
+#ifdef _WIN32
+    static unsigned int WINAPI WorkerThread(void *arg);
+#else
+    static void *WorkerThread(void *arg);
+#endif
+
+    static uint8 hashxor(const uint8 *Buf_p, uint32 Length);
+    static uint16 crc16(const uint8 *p, int count, uint16 crc_in);
+};
+
+#endif // _HASH_H_