9.04 beta

C/XzCrc64.h

@@ -0,0 +1,30 @@
+/* XzCrc64.c -- CRC64 calculation
+2009-04-15 : Igor Pavlov : Public domain */
+
+#ifndef __XZ_CRC64_H
+#define __XZ_CRC64_H
+
+#include <stddef.h>
+
+#include "Types.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern UInt64 g_Crc64Table[];
+
+void MY_FAST_CALL Crc64GenerateTable(void);
+
+#define CRC64_INIT_VAL 0xFFFFFFFFFFFFFFFF
+#define CRC64_GET_DIGEST(crc) ((crc) ^ 0xFFFFFFFFFFFFFFFF)
+#define CRC64_UPDATE_BYTE(crc, b) (g_Crc64Table[((crc) ^ (b)) & 0xFF] ^ ((crc) >> 8))
+
+UInt64 MY_FAST_CALL Crc64Update(UInt64 crc, const void *data, size_t size);
+UInt64 MY_FAST_CALL Crc64Calc(const void *data, size_t size);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif