vcrc.h

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#ifndef VCRC_H
#define VCRC_H

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <iconv.h>

#define CONVERT_CHARSET_SUCCESS 0
#define OPEN_CHARSET_FAIL    -1
#define CONVERT_CHARSET_FAIL  -2
#define BUFSIZE 655350
#define ulong unsigned long int

char *s_str;
char *s_buf;

/*convert int to string,add zero in the front string to 12 bits*/
void ValToStr(const int value, char Buffer [ ]);
/*conver code from gb2312 to utf-8*/
int code_convert(char * from_charset, char * to_charset, char * inbuf, int inlen, unsigned char * outbuf, int outlen);
/*Get CRC32 table*/
void GetCRC32Table();
/*Get CRC32 veryfy code*/
ulong _GetCRC32Str(char * sInputString);
/*return 8 bits 16 hex */
char *GetCRC32_Str(char * sInputStr, char * s);
/*Get File Crc32 int verfycode value*/
ulong _GetCRC32Buf(unsigned char buffer [ ], ulong len);
/*conver file crc32 int value to string,and format to "%08X"*/
char* GetCRC32_Buf(unsigned char Buf [ ], ulong lenth, char * s);
/*read file content to array*/
char *FileCrc32(char * filename, char * crc32);
#endif