CRC32 for simple use

# Include " Stdafx. h "
# Include <windows. h>

Const Unsigned Long Globe_crc32table [ 256 ] = {
Zero X 00000000 , 0x04c11db7 , 0x09823b6e , 0x0d4326d9 , 0x130476dc ,0x17c56b6b , 0x1a864db2 , 0x1e475005 ,
0x2608edb8 , 0x22c9f00f , 0x2f8ad6d6 , 0x2b4bcb61 , 0x350c9b64 , 0x31cd86d3 , 0x3c8ea00a , 0x384fbdbd ,
0x4c11db70 , 0x48d0c6c7 , 0x4593e01e , 0x00002fda9 , 0x5f15adac , 0x5bd4b01b , 0x0000796c2 , 0x52568b75 ,
0x6a1936c8 , 0x6ed82b7f , 0x639b0da6 , 0x675a1011 ,0x791d4014 , 0x7ddc5da3 , 0x709f7b7a , 0x745e66cd ,
0x9823b6e0 , 0x9ce2ab57 , 0x91a18d8e , Zero X 95609039 , 0x8b27c03c , 0x8fe6dd8b , 0x82a5fb52 , 0x8664e6e5 ,
0xbe2b5b58 , 0xbaea46ef , 0xb7a96036 , 0xb3167d81 , 0xad2f2d84 , 0xa9ee3033 , 0xa4ad16ea , 0xa06c0b5d ,
0xd4326d90 , 0xd0f37027 , 0xddb056fe , 0xd9714b49 , 0xc7361b4c , 0xc3f706fb , 0xceb42022 , 0xca753d95 ,
0xf23a8028 , 0xf6fb9d9f , 0xfbb8bb46 , 0xff79a6f1 , 0xe13ef6f4 , 0xe5ffeb43 , 0xe8bccd9a , 0xec7dd02d ,
Zero X 34867077 , 0x30476dc0 , 0x3d044b19 , 0x39c556ae , 0x278206ab , 0x23431b1c , 0x2e003dc5 , 0x2ac12072 ,
0x128e9dcf , 0x164f8078 , 0x1b0ca6a1 ,0x1fcdbb16 , 0x018aeb13 , 0x054bf6a4 , 0x0808d07d , 0x0cc9cdca ,
0x7897ab07 , 0x7c56b6b0 , Zero X 71159069 , 0x75d48dde , 0x6b93dddb , 0x6f52c06c , 0x6211e6b5 ,0x66d0fb02 ,
0x5e9f46bf , 0x5a5e5b08 , 0x571d7dd1 , 0x53dc6066 , 0x4d9b3063 , 0x495a2dd4 , 0x441_b0d , 0x40d816ba ,
0xaca5c697 , 0xa864db20 ,0xa527fdf9 , 0xa1e6e04e , 0xbfa1b04b , 0xbb60adfc , 0xb6238b25 , 0xb2e29692 ,
0x8aad2b2f , 0x8e6c00008 , 0x832f1041 , 0x87ee0df6 , 0x99a95df3 , 0x9d684044 ,0x902b669d , 0x94ea7b2a ,
0xe0b41de7 , 0xe4750050 , 0xe9362689 , 0xedf73b3e , 0xf3b06b3b , 0xf771768c , 0xfa325055 , 0xfef34de2 ,
0xc6bcf05f ,0xc27dede8 , 0xcf3ecb31 , 0xcbffd686 , 0xd5b88683 , 0xd1799b34 , 0xdc3abded , 0xd8fba05a ,
0x690ce0ee , 0x6dcdfd59 , 0x608edb80 , 0x644fc637 , 0x7a089632 ,0x7ec98b85 , 0x738aad5c , 0x774bb0eb ,
0x4f040d56 , 0x4bc510e1 , Zero X 46863638 , 0x000072b8f , 0x5c007b8a , 0x58c1663d , 0x5500000e4 , 0x51435d53 ,
0x251d3b9e , 0x21dc2629 , 0x2c9f00f0 , 0x285e1d47 , 0x36194d42 , 0x32d850f5 , 0x3f9b762c , 0x3b5a6b9b ,
0x0315d626 , 0x07d4cb91 , 0x0a97ed48 , 0x0e56f0ff ,0x1011a0fa , 0x14d0bd4d , 0x19939b94 , 0x1d528623 ,
0xf12f560e , 0xf5ee4bb9 , 0xf8ad6d60 , 0xfc6c70d7 , 0xe22b20d2 , 0xe6ea3d65 , 0xeba91bbc , 0xef68060b ,
0xd727bbb6 , 0xd3e6a601 , 0xdea580d8 , 0xda649d6f , 0xc423cd6a , 0xc0e2d0dd , 0xcda1f604 , 0xc960ebb3 ,
0xbd3e8d7e , 0xb9ff90c9 , 0xb4bcb610 , 0xb07daba7 , 0xae3afba2 , 0xaafbe615 , 0xa7b8c0cc , 0xa0000dd7b ,
0x9b3660c6 , 0x9ff77d71 , 0x92b45ba8 , 0x9675461f , 0x8832161a , 0x8cf30bad , 0x81b02d74 , 0x857130c3 ,
0x5d8a9099 , 0x594b8d2e , 0x5408abf7 , 0x50c9b640 , 0x4e8ee645 , 0x4a4ffbf2 , 0x470cdd2b , 0x43csc09c ,
0x7b827d21 , 0x7f436096 , 0x7200464f ,0x76c15bf8 , 0x68860bfd , 0x6c47164a , Zero X 61043093 , 0x65c52d24 ,
0x119b4be9 , 0x155a565e , Zero X 18197087 , 0x1cd86d30 , 0x029f3d35 , 0x065e2082 , 0x0b1d065b ,0x0fdc1bec ,
0x00003a651 , 0x3352bbe6 , 0x3e119d3f , 0x3ad08088 , 0x2497d08d , 0x2056cd3a , 0x2d15ebe3 , 0x29d4f654 ,
0xc5a92679 , 0xc1683bce ,0xcc2b1d17 , 0xc8ea00a0 , 0xd6ad50a5 , 0xd26c4d12 , 0xdf2f6bcb , 0xdbee767c ,
0xe3a1cbc1 , 0xe760d676 , 0xea23f0af , 0xeee2ed18 , 0xf0a5bd1d , 0xf464a0aa ,0xf9278673 , 0xfde69bc4 ,
0x89b8fd09 , 0x8d79e0be , 0x803ac667 , 0x84fbdbd0 , 0x9abc8bd5 , 0x9e7d9662 , 0x933eb0bb , 0x97ffad0c ,
0xafb010b1 ,0xab710d06 , 0xa6322bdf , 0xa2f33668 , 0xbcb4666d , 0xb8757133 , 0xb5365d03 , 0xb1f740b4
};

DWORD CRC32 (lpcstr lpdata)
{
Uint unresult;

//The ASC must contain more than 127 characters in an unsigned char format. Otherwise, an error occurs.
Lpbyte pdata = (lpbyte) lpdata;
If(0= Pdata [0])
Return(DWORD )-1;

Unresult = * pdata ++ < 24 ;
If (* Pdata)
{
Unresult | = * pdata ++ < 16 ;
If (* Pdata)
{
Unresult | = * pdata ++ < 8 ;
If (* Pdata) unresult | = * pdata ++;
}
}
Unresult = ~ Unresult;

While(* Pdata)
{
Unresult = (unresult <8| * Pdata) ^ globe_crc32table [unresult>24];
Pdata ++;
}

Return~ Unresult;
}

Int_ Tmain (IntArgc, _ tchar * argv [])
{
Const Char* AA ="1234567 afwerqwerasdfwe";
Const Char* BB ="1234567 afwerqwerasdfwe";

DWORD dw_aa = CRC32 (AA );
DWORD dw_bb = CRC32 (bb );

Return 0;
}