cardutil.h

RSA C++源代码DEMO,附加DESMD5等众多算法

#ifndef __CARDUTIL_H
#define __CARDUTIL_H

#ifdef __cplusplus
extern "C" {
#endif


__declspec(dllexport) void  swapbyte(char *);

__declspec(dllexport) char * byte2str(char byte,char *string);
__declspec(dllexport) char * bcd2asc(char *hexstr, char *ascstr,short bcdlen);
__declspec(dllexport) char * asc2bcd(char *ascstr, char *bcdstr,short bcdlen);
__declspec(dllexport) char * bcd2ascb(char *hexstr, char *asc,short bcdlen);
__declspec(dllexport) char * bcd2ascbx(char *hexstr, char *asc,short bcdlen);

void  trimspace(char *string );
short trimtailCRLF(char *, short len);
void  trimspace(char *string );
__declspec(dllexport) unsigned long getcrc32( unsigned char *pBuf,int nLens);
#ifdef __BORLANDC__
__declspec(dllexport) void   currentdate(char *ascdate);
__declspec(dllexport) void   currenttime(char *asctime);
#endif

__declspec(dllexport) short  tlvpack(unsigned char *,unsigned char *, unsigned char *);

#ifdef __cplusplus
}
#endif


#endif