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Diffstat (limited to 'mobicore/provlib/src/crc32.c')
-rw-r--r--mobicore/provlib/src/crc32.c49
1 files changed, 0 insertions, 49 deletions
diff --git a/mobicore/provlib/src/crc32.c b/mobicore/provlib/src/crc32.c
deleted file mode 100644
index 37ac0c6..0000000
--- a/mobicore/provlib/src/crc32.c
+++ /dev/null
@@ -1,49 +0,0 @@
-#include <gdmcprovlib.h>
-#include <string.h>
-
-static _u32 crctable[256];
-
-_u32 GDPROVAPI CalcCRC32 ( const _u8 *data, _u32 length )
-{
- _u32 crc = 0xFFFFFFFF;
-
- while (length--)
- crc = (crc>>8) ^ crctable[(crc&0xFF) ^ *data++];
-
- return crc ^ 0xFFFFFFFF;
-}
-
-static _u32 GDPROVAPI reflect ( _u32 refl, _u8 c )
-{
- int i;
- _u32 value = 0;
-
- // Swap bit 0 for bit 7, bit 1 For bit 6, etc....
- for (i = 1; i < (c + 1); i++)
- {
- if (refl & 1)
- value |= (1 << (c - i));
- refl >>= 1;
- }
-
- return value;
-}
-
-void GDPROVAPI InitCRCTable ( void )
-{
- int i,j;
-
- memset(crctable,0,sizeof(crctable));
-
- for (i = 0; i <= 0xFF; i++)
- {
- crctable[i] = reflect(i, 8) << 24;
-
- for (j = 0; j < 8; j++)
- crctable[i] = (crctable[i] << 1)
- ^ ((crctable[i] & (1 << 31)) ? 0x04C11DB7 : 0);
-
- crctable[i] = reflect(crctable[i], 32);
- }
-}
-