diff options
Diffstat (limited to 'libpsn00b/lzp/crc.c')
| -rw-r--r-- | libpsn00b/lzp/crc.c | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/libpsn00b/lzp/crc.c b/libpsn00b/lzp/crc.c index 3c1ae57..6b00c8e 100644 --- a/libpsn00b/lzp/crc.c +++ b/libpsn00b/lzp/crc.c @@ -1,14 +1,15 @@ +#include <stdint.h> #include "lzp.h" -void initTable16(unsigned short* table) { +void initTable16(uint16_t *table) { int i, j; - unsigned short crc, c; + uint16_t crc, c; for (i=0; i<256; i++) { crc = 0; - c = (unsigned short) i; + c = (uint16_t) i; for (j=0; j<8; j++) { @@ -25,10 +26,10 @@ void initTable16(unsigned short* table) { } -void initTable32(unsigned int* table) { +void initTable32(uint32_t *table) { int i,j; - unsigned int crcVal; + uint32_t crcVal; for(i=0; i<256; i++) { @@ -49,17 +50,17 @@ void initTable32(unsigned int* table) { } -unsigned short lzCRC16(const void* buff, int bytes, unsigned short crc) { +uint16_t lzCRC16(const void* buff, int bytes, uint16_t crc) { int i; - unsigned short tmp, short_c; - unsigned short crcTable[256]; + uint16_t tmp, short_c; + uint16_t crcTable[256]; initTable16(crcTable); for(i=0; i<bytes; i++) { - short_c = 0x00ff & (unsigned short)((const unsigned char*)buff)[i]; + short_c = 0x00ff & (uint16_t)((const uint8_t *)buff)[i]; tmp = crc ^ short_c; crc = (crc >> 8) ^ crcTable[tmp&0xff]; @@ -70,18 +71,18 @@ unsigned short lzCRC16(const void* buff, int bytes, unsigned short crc) { } -unsigned int lzCRC32(const void* buff, int bytes, unsigned int crc) { +uint32_t lzCRC32(const void* buff, int bytes, uint32_t crc) { int i; - const unsigned char* byteBuff = (const unsigned char*)buff; - unsigned int byte; - unsigned int crcTable[256]; + const uint8_t *byteBuff = (const uint8_t *)buff; + uint32_t byte; + uint32_t crcTable[256]; initTable32(crcTable); for(i=0; i<bytes; i++) { - byte = 0x000000ffL&(unsigned int)byteBuff[i]; + byte = 0x000000ffL&(uint32_t)byteBuff[i]; crc = (crc>>8)^crcTable[(crc^byte)&0xff]; } |