C / C++ / MFC

raju_Code wrote:

have problem with how to generate dll of this exe and how to test that dlls ..please replay me !!

• the function of the argc and argv parameters on the main() function
• the use of malloc() and pointers in general

raju_Code wrote:

i have problem with how to generate dll of this exe

raju_Code wrote:

and how to test that dll

raju_Code wrote:

i have faced lots of problem this command line arguments

CPallini wrote:

What problems?

Richard MacCutchan wrote:

Just look at his main() code.

// dllmain.cpp : Defines the entry point for the DLL application.
#include "stdafx.h"
#include <iostream>
#include <windows.h>

void MyFunc(int argc,char**argv);
void MyFunc(int argc,char** argv)
{
	std::cout<<argv[1] << "\n" <<argv[2] <<std::endl;
}

BOOL APIENTRY DllMain( HMODULE hModule,
                       DWORD  ul_reason_for_call,
                       LPVOID lpReserved
					 )
{
	int argc;
	char** argv;
	argv = (char**) malloc(3*sizeof(char));
	argv[1] = (char*)malloc(sizeof(char)*20);
	argv[1] = "Hello";
	argv[2] = (char*)malloc(sizeof(char)*20);
	argv[2] = "Cpp";
    MyFunc(5,argv);		
	
	return TRUE;
}

#include "stdafx.h"
#include <iostream>
#include <windows.h>
using namespace std;
int main()
{
	
	typedef void (*MYFUN)();
	MYFUN pFun;
	HMODULE hmod; // Handle to declare dll 
	hmod = ::LoadLibrary(L"DLLcomExe.dll");	
	pFun = (MYFUN)GetProcAddress(hmod,"DllMain");	
	(pFun)();
	return 0;
}

#include "stdafx.h"
#include <iostream>
#include <windows.h>
extern "C" __declspec(dllexport) void MyFunc(char**argv);

void MyFunc(char** argv)
{
	std::cout<<argv[1] << "\n" <<argv[2] <<std::endl;
}

BOOL APIENTRY DllMain( HMODULE hModule,
                       DWORD  ul_reason_for_call,
                       LPVOID lpReserved
					 )
{
	int argc;
	char** argv;
	argv = (char**) malloc(3*sizeof(char));
	argv[1] = (char*)malloc(sizeof(char)*20);
	argv[1] = "Maples";
	argv[2] = (char*)malloc(sizeof(char)*20);
	argv[2] = "esm";
    MyFunc(argv);		
	
	return TRUE;
}

// DLLcomexeTesting.cpp : Defines the entry point for the console application.
//



#include "stdafx.h"
#include <iostream>
#include <windows.h>
using namespace std;
int main()
{
	
	typedef void (*MYFUN)(char**);
	MYFUN pFun;
	HMODULE hmod; // Handle to declare dll 
	hmod = ::LoadLibrary(L"DLLcomExe.dll");	
	pFun = (MYFUN)GetProcAddress(hmod,"MyFunc");
	int argc;
	char** argv;
	argv = (char**) malloc(3*sizeof(char));
	argv[1] = (char*)malloc(sizeof(char)*20);
	argv[1] = "Hello";
	argv[2] = (char*)malloc(sizeof(char)*20);
	argv[2] = "cpp";	
	(pFun)(argv);
	return 0;
}

Rozis wrote:

there is progress in his work.

double getRand(double dMin, double dMax)
{
  return dMin + (  rand() / (RAND_MAX + 1.0) * (dMax-dMin) ); 
}

double uResult = (uMax-uMin)*( (double) (rand()%100))*0.01 +uMin;

Archer justice wrote:

but i have more problems because i am now studying the c++ programming language