VISUAL C ++60.DOC

Phô lôc hÖ mËt RSA

Phô lôc

Trong phÇn nµy t«i xin giíi thiÖu mét sè thñ tôc chÝnh ®îc viÕt trong m«i tr￾êng Visual C++6.0. Nã gåm hai tÖp chÝnh lµ Dll.cpp ( chøa c¸c hµm vµ thñ

tôc) vµ Dll.def (c¸c hµm xuÊt khÈu):

File Dll.cpp

// Ch¬ng tr×nh m· ho¸ DL b»ng RSA

// DÞch file nµy ra file Dll.dll

#include <windows.h>

#include <fcntl.h>

#include <io.h>

#include <malloc.h>

#include <stdio.h>

#include <conio.h>

#include <stddef.h>

#include <math.h>

#include <string.h>

#include <stdlib.h>

#include <stdio.h>

#include <string.h>

#define C_max 200

#define M16 65535

#define Mmax 65536

#define thap(x) ((x)&M16)

#define cao(x) ((x)>>16)

typedef unsigned short WORD;

typedef unsigned long LONG1;

typedef WORD So_Lon[C_max];

WORD C=23,KEP[2*C_max];

LONG1 dau_mod;

So_Lon khoama,khoagiai,MOD;

int tongso;

int far pascal LibMain(HANDLE hIndtance,WORD wDataseg,WORD

wHeapSize,LPSTR lpCmdline)

{

if (wHeapSize!=0)

return 1;

else

return 0;

}

int far pascal WED(int nParameter)

{

return 1;