Temp for RSA

sorry for in

#include "bigint.h" #include "prime.h" #include "rsa.h" #include void ShowBigInt(gBigInt *num); int main() { gBigInt n,e,d; //gGenerateKey(&n,&e,&d); //ShowBigInt(&n); //ShowBigInt(&e); //ShowBigInt(&d); FILE *in,*out, *nin, *nout; unsigned long olen; unsigned long *outlen =&olen ; int readnum=0; int writenum =0; unsigned char buffer[4096]; unsigned char *outfile; unsigned char *outfile2; int temp ; char inFileName[90] ="c:\\etextrsa.txt"; char outFileName[90] ="c:\\dtextrsa.txt"; char ninFileName[90] ="c:\\ntextrsa.txt"; if((in=fopen(inFileName,"rb"))==NULL) { printf("can't open in file\n"); } if((out=fopen(outFileName,"wb"))==NULL) { printf("can't open out file\n"); } gGenerateKey(&n,&e,&d); while( (readnum = fread(buffer, sizeof( unsigned char ), 2048, in) ) > 0) { outfile = gEncRSA(buffer, &e, &n,readnum, outlen); writenum = fwrite( outfile,sizeof( unsigned char ), *outlen, out); if(writenum != readnum) { printf("error\n"); } } fclose(in); fclose(out); if((nin=fopen(outFileName,"rb"))==NULL) { printf("can't open in file\n"); } if((nout=fopen(ninFileName,"wb"))==NULL) { printf("can't open out file\n"); } /*while( (readnum = fread(buffer, sizeof(unsigned char ), 2048, nin)) > 0) {*/ temp = *outlen; outfile2 = gDecRSA(outfile,&d,&n,temp, outlen); writenum = fwrite( outfile2,sizeof(unsigned char ), *outlen, nout); if(writenum != readnum) { printf("error\n"); } //} fclose(nin); fclose(nout); return 0; } void ShowBigInt(gBigInt *num) { char str[200]; gBigInt2Str(str,num,10); printf("bigint len: %d", num->len); printf("bigint str: %s", str); getchar(); }

转载于:https://www.cnblogs.com/cquccy/archive/2012/03/07/2383689.html