Create a Project (Application) in Visual C++ (we have used MSVC 4.0)
The files in the project
a1.cpp
#include <windows.h>
#include <stdio.h>
void abc(char *p)
{
FILE *fp=fopen("z.txt","a+");
fprintf(fp,"%s\n",p);
fclose(fp);
}
WNDCLASS a;HWND b;MSG c;
long _stdcall zzz (HWND,UINT,WPARAM,LPARAM);
int _stdcall WinMain(HINSTANCE i,HINSTANCE j,char *k,int l)
{
a.lpszClassName="a1";
a.hInstance=i;
a.lpfnWndProc=zzz;
a.hbrBackground=GetStockObject(WHITE_BRUSH);
RegisterClass(&a);
b=CreateWindow("a1","aaa",WS_OVERLAPPEDWINDOW,1,1,10,20,0,0,i,0);
ShowWindow(b,3);
while ( GetMessage(&c,0,0,0) )
DispatchMessage(&c);
return 1;
}
long _stdcall zzz (HWND w,UINT x,WPARAM y,LPARAM z)
{
if ( x == WM_LBUTTONDOWN)
{
MessageBox(0,"end","end",0);
}
if ( x == WM_DESTROY)
PostQuitMessage(0);
return DefWindowProc(w,x,y,z);
}
a1.cpp
#include <windows.h>
#include <stdio.h>
void abc(char *p)
{
FILE *fp=fopen("z.txt","a+");
fprintf(fp,"%s\n",p);
fclose(fp);
}
WNDCLASS a;HWND b;MSG c;char aa[100];struct sockaddr_in A,A1;
WSAData ws;long d;SOCKET s,s1;int dw;
long _stdcall zzz (HWND,UINT,WPARAM,LPARAM);
int _stdcall WinMain(HINSTANCE i,HINSTANCE j,char *k,int l)
{
a.lpszClassName="a1";
a.hInstance=i;
a.lpfnWndProc=zzz;
a.hbrBackground=GetStockObject(WHITE_BRUSH);
RegisterClass(&a);
b=CreateWindow("a1","HTTP server",WS_OVERLAPPEDWINDOW,
1,1,10,20,0,0,i,0);
ShowWindow(b,3);
while ( GetMessage(&c,0,0,0) )
DispatchMessage(&c);
return 1;
}
long _stdcall zzz (HWND w,UINT x,WPARAM y,LPARAM z)
{
if ( x == WM_LBUTTONDOWN)
{
d=WSAStartup(0x0101,&ws);
sprintf(aa,"WSAStartup = %ld",d);
abc(aa);
MessageBox(0,aa,aa,0);
s=socket(AF_INET,SOCK_STREAM,0);
sprintf(aa,"socket = %ld",s);
abc(aa);
MessageBox(0,aa,aa,0);
A.sin_family=AF_INET;
A.sin_port = htons(80);
A.sin_addr.s_addr = INADDR_ANY;
d=bind(s,(struct sockaddr *)&A,sizeof(A));
sprintf(aa,"bind = %ld",d);
abc(aa);
MessageBox(0,aa,aa,0);
WSAAsyncSelect(s,b,WM_USER+1,FD_ACCEPT);
d=listen(s,100);
sprintf(aa,"listen = %ld",d);
abc(aa);
MessageBox(0,aa,aa,0);
MessageBox(0,"hi","hi",0);
}
if (x==WM_USER+1)
{
dw=sizeof(A1);
s1=accept(s,(struct sockaddr *)&A1,&dw);
sprintf(aa,"accept s1=%ld",s1);
MessageBox(0,aa,aa,0);
MessageBox(0,"In Accept","USER+1",0);
}
if ( x == WM_DESTROY)
PostQuitMessage(0);
return DefWindowProc(w,x,y,z);
}
a1.cpp
#include <windows.h>
#include <stdio.h>
void abc(char *p)
{
FILE *fp=fopen("z.txt","a+");
fprintf(fp,"%s\n",p);
fclose(fp);
}
WNDCLASS a;HWND b;MSG c;char aa[100],bb[100];struct sockaddr_in A,A1;
WSAData ws;long d;SOCKET s,s1;int dw;
long _stdcall zzz (HWND,UINT,WPARAM,LPARAM);
int _stdcall WinMain(HINSTANCE i,HINSTANCE j,char *k,int l)
{
a.lpszClassName="a1";
a.hInstance=i;
a.lpfnWndProc=zzz;
a.hbrBackground=GetStockObject(WHITE_BRUSH);
RegisterClass(&a);
b=CreateWindow("a1","HTTP server",WS_OVERLAPPEDWINDOW,1,1,10,20,0,0,i,0);
ShowWindow(b,3);
while ( GetMessage(&c,0,0,0) )
DispatchMessage(&c);
return 1;
}
long _stdcall zzz (HWND w,UINT x,WPARAM y,LPARAM z)
{
if ( x == WM_LBUTTONDOWN)
{
d=WSAStartup(0x0101,&ws);
sprintf(aa,"WSAStartup = %ld",d);
abc(aa);
MessageBox(0,aa,aa,0);
s=socket(AF_INET,SOCK_STREAM,0);
sprintf(aa,"socket = %ld",s);
abc(aa);
MessageBox(0,aa,aa,0);
A.sin_family=AF_INET;
A.sin_port = htons(80);
A.sin_addr.s_addr = INADDR_ANY;
d=bind(s,(struct sockaddr *)&A,sizeof(A));
sprintf(aa,"bind = %ld",d);
abc(aa);
MessageBox(0,aa,aa,0);
d=listen(s,100);
sprintf(aa,"listen = %ld",d);
abc(aa);
MessageBox(0,aa,aa,0);
WSAAsyncSelect(s,b,WM_USER+1,FD_ACCEPT|FD_READ);
MessageBox(0,"hi from server","hi",0);
}
if (x==WM_USER+1)
{
if ( (LOWORD(z)&FD_ACCEPT) == FD_ACCEPT)
{
dw=sizeof(A1);
s1=accept(s,(struct sockaddr *)&A1,&dw);
sprintf(aa,"accept s1=%ld",s1);
MessageBox(0,aa,aa,0);
char *p=inet_ntoa(A1.sin_addr);
sprintf(aa,"Addr..p=%s",p);
MessageBox(0,aa,aa,0);
}
if ( (LOWORD(z)&FD_READ) == FD_READ)
{
recv(y,bb,1000,0);
sprintf(aa,"%d..",y);
MessageBox(0,bb,aa,0);
send(y,"Hello how are you \r\n",14,0);
closesocket(y);
}
}
if ( x == WM_DESTROY)
PostQuitMessage(0);
return DefWindowProc(w,x,y,z);
}
a1.cpp
#include <windows.h>
#include <winsock.h>
#include <stdio.h>
void abc(char *p)
{ FILE *fp=fopen("z.txt","a+");
fprintf(fp,"%s\n",p);
fclose(fp);
}
WNDCLASS a;HWND b;MSG c;char aa[200];char bb[20000];
long _stdcall zzz (HWND,UINT,WPARAM,LPARAM);
int _stdcall WinMain(HINSTANCE i,HINSTANCE j,char *k,int l)
{
a.lpszClassName="a1";
a.hInstance=i;
a.lpfnWndProc=zzz;
a.hbrBackground=GetStockObject(WHITE_BRUSH);
RegisterClass(&a);
b=CreateWindow("a1","aaa",WS_OVERLAPPEDWINDOW,1,1,10,20,0,0,i,0);
ShowWindow(b,3);
while ( GetMessage(&c,0,0,0) )
DispatchMessage(&c);
return 1;
}
WSADATA ws;SOCKET s,s1,s2;sockaddr_in A,A1;int d,d1=200;
long _stdcall zzz (HWND w,UINT x,WPARAM y,LPARAM z)
{
if ( x == WM_USER+1)
{
if ( LOWORD(z)&FD_ACCEPT == FD_ACCEPT)
{
d=sizeof(A1);
s1=accept(s,(struct sockaddr *) &A1,&d);
sprintf(aa,"accept s1 %ld",s1);
abc(aa);
}
if(LOWORD(z)&FD_READ == FD_READ)
{
d=recv(y,bb,2000,0);
sprintf(aa,"recv %ld",d);
abc(bb);
strcpy(aa,"HTTP/1.0 200 OK\r\n" );
strcat(aa,"Date: Sunday Sun, 21 Oct 1995 19:38:46 GMT\r\n");
strcat(aa,"Server: Webster/1.0\r\n");
strcat(aa,"MIME-version: 1.0\r\n");
strcat(aa,"Content-type: text/plain\r\n");
strcat(aa,"Last-modified: Sunday Sun, 21 Oct 1995 19:38:46 GMT\r\n");
strcat(aa,"Content-length: 1000\r\n\r\n");
strcat(aa,"<html>Hello<hr><hr><hi>");
d=send(y,bb,strlen(bb),0);
sprintf(aa,"send %ld",d);
abc(bb);
}
MessageBox(0,"WM_USER","WM_USER",0);
}
if ( x == WM_LBUTTONDOWN)
{
d=WSAStartup(0x0101,&ws);
sprintf(aa,"WSAStartup %ld",d);
abc(aa);
s=socket(AF_INET, SOCK_STREAM,0);
sprintf(aa,"socket %ld",s);
abc(aa);
A.sin_family=AF_INET;
A.sin_port = htons(80);
A.sin_addr.s_addr =INADDR_ANY;
d=bind(s,(struct sockaddr *) &A,sizeof(A));
sprintf(aa,"bind %ld",d);
abc(aa);
WSAAsyncSelect(s,b,WM_USER+1,FD_ACCEPT|FD_READ);
d=listen(s,100);
sprintf(aa,"listen %ld",d);
abc(aa);
MessageBox(0,"hi","hi",0);
}
if ( x == WM_DESTROY)
PostQuitMessage(0);
return DefWindowProc(w,x,y,z);
}
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