Upload 2.0.2

[physicsfs] / lzma / C / 7zCrc.h

diff --git a/lzma/C/7zCrc.h b/lzma/C/7zCrc.h
new file mode 100644 (file)
index 0000000..6cb1016
--- /dev/null
+++ b/lzma/C/7zCrc.h
@@ -0,0 +1,21 @@
+/* 7zCrc.h */
+
+#ifndef __7Z_CRC_H
+#define __7Z_CRC_H
+
+#include <stddef.h>
+
+#include "Types.h"
+
+extern UInt32 g_CrcTable[];
+
+void MY_FAST_CALL CrcGenerateTable(void);
+
+#define CRC_INIT_VAL 0xFFFFFFFF
+#define CRC_GET_DIGEST(crc) ((crc) ^ 0xFFFFFFFF)
+#define CRC_UPDATE_BYTE(crc, b) (g_CrcTable[((crc) ^ (b)) & 0xFF] ^ ((crc) >> 8))
+
+UInt32 MY_FAST_CALL CrcUpdate(UInt32 crc, const void *data, size_t size);
+UInt32 MY_FAST_CALL CrcCalc(const void *data, size_t size);
+
+#endif