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-rw-r--r--installerbuilder/libinstaller/3rdparty/p7zip_9.04/unix/C/XzCrc64.h30
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diff --git a/installerbuilder/libinstaller/3rdparty/p7zip_9.04/unix/C/XzCrc64.h b/installerbuilder/libinstaller/3rdparty/p7zip_9.04/unix/C/XzCrc64.h
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index 000000000..a30af4407
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+++ b/installerbuilder/libinstaller/3rdparty/p7zip_9.04/unix/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 0xFFFFFFFFFFFFFFFFLL
+#define CRC64_GET_DIGEST(crc) ((crc) ^ 0xFFFFFFFFFFFFFFFFLL)
+#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