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Diffstat (limited to '7zip/Compress/Rar29/Original/crc.cpp')
-rwxr-xr-x7zip/Compress/Rar29/Original/crc.cpp61
1 files changed, 0 insertions, 61 deletions
diff --git a/7zip/Compress/Rar29/Original/crc.cpp b/7zip/Compress/Rar29/Original/crc.cpp
deleted file mode 100755
index c19f8595..00000000
--- a/7zip/Compress/Rar29/Original/crc.cpp
+++ /dev/null
@@ -1,61 +0,0 @@
-#include "rar.hpp"
-
-uint CRCTab[256];
-
-void InitCRC()
-{
- for (int I=0;I<256;I++)
- {
- uint C=I;
- for (int J=0;J<8;J++)
- C=(C & 1) ? (C>>1)^0xEDB88320L : (C>>1);
- CRCTab[I]=C;
- }
-}
-
-
-uint CRC(uint StartCRC,const void *Addr,uint Size)
-{
- if (CRCTab[1]==0)
- InitCRC();
- byte *Data=(byte *)Addr;
-#if defined(LITTLE_ENDIAN) && defined(PRESENT_INT32)
- while (Size>0 && ((long)Data & 7))
- {
- StartCRC=CRCTab[(byte)(StartCRC^Data[0])]^(StartCRC>>8);
- Size--;
- Data++;
- }
- while (Size>=8)
- {
- StartCRC^=*(uint32 *)Data;
- StartCRC=CRCTab[(byte)StartCRC]^(StartCRC>>8);
- StartCRC=CRCTab[(byte)StartCRC]^(StartCRC>>8);
- StartCRC=CRCTab[(byte)StartCRC]^(StartCRC>>8);
- StartCRC=CRCTab[(byte)StartCRC]^(StartCRC>>8);
- StartCRC^=*(uint32 *)(Data+4);
- StartCRC=CRCTab[(byte)StartCRC]^(StartCRC>>8);
- StartCRC=CRCTab[(byte)StartCRC]^(StartCRC>>8);
- StartCRC=CRCTab[(byte)StartCRC]^(StartCRC>>8);
- StartCRC=CRCTab[(byte)StartCRC]^(StartCRC>>8);
- Data+=8;
- Size-=8;
- }
-#endif
- for (int I=0;I<Size;I++)
- StartCRC=CRCTab[(byte)(StartCRC^Data[I])]^(StartCRC>>8);
- return(StartCRC);
-}
-
-#ifndef SFX_MODULE
-ushort OldCRC(ushort StartCRC,const void *Addr,uint Size)
-{
- byte *Data=(byte *)Addr;
- for (int I=0;I<Size;I++)
- {
- StartCRC=(StartCRC+Data[I])&0xffff;
- StartCRC=((StartCRC<<1)|(StartCRC>>15))&0xffff;
- }
- return(StartCRC);
-}
-#endif