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authorwolfbeast <mcwerewolf@wolfbeast.com>2019-03-25 17:53:14 +0100
committerwolfbeast <mcwerewolf@wolfbeast.com>2019-03-25 17:53:14 +0100
commitf2902217b38cf2e16e851ae84d61247f8e828180 (patch)
tree0156a6db6aa8b4d87bf041ece5cf5229c59fe9de /other-licenses/7zstub/src/C/XzCrc64.h
parent917a2c450f08ab4c934c9938319f10a1114272b4 (diff)
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Update the 7z installer stub source to 18.05.
Tag #1022
Diffstat (limited to 'other-licenses/7zstub/src/C/XzCrc64.h')
-rw-r--r--other-licenses/7zstub/src/C/XzCrc64.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/other-licenses/7zstub/src/C/XzCrc64.h b/other-licenses/7zstub/src/C/XzCrc64.h
new file mode 100644
index 000000000..71b10d57e
--- /dev/null
+++ b/other-licenses/7zstub/src/C/XzCrc64.h
@@ -0,0 +1,26 @@
+/* XzCrc64.h -- CRC64 calculation
+2013-01-18 : Igor Pavlov : Public domain */
+
+#ifndef __XZ_CRC64_H
+#define __XZ_CRC64_H
+
+#include <stddef.h>
+
+#include "7zTypes.h"
+
+EXTERN_C_BEGIN
+
+extern UInt64 g_Crc64Table[];
+
+void MY_FAST_CALL Crc64GenerateTable(void);
+
+#define CRC64_INIT_VAL UINT64_CONST(0xFFFFFFFFFFFFFFFF)
+#define CRC64_GET_DIGEST(crc) ((crc) ^ CRC64_INIT_VAL)
+#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);
+
+EXTERN_C_END
+
+#endif