So this is the code for the client and server
Code:
***************************server********************
//***************************************************************
// From the book "Win32 System Services: The Heart of Windows 95
// and Windows NT"
// by Marshall Brain
// Published by Prentice Hall
//
// Copyright 1995, by Prentice Hall.
//
// This code implements a TCP server.
//***************************************************************
// msipserv.cpp
#include <windows.h>
#include <iostream.h>
#include <winsock.h>
#include <process.h>
#define NO_FLAGS_SET 0
#define PORT (u_short) 44965
#define MAXBUFLEN 256
VOID talkToClient(VOID *cs)
{
char buffer[MAXBUFLEN];
int status;
int numsnt;
int numrcv;
SOCKET clientSocket=(SOCKET)cs;
while(1)
{
numrcv=recv(clientSocket, buffer,
MAXBUFLEN, NO_FLAGS_SET);
if ((numrcv == 0) || (numrcv == SOCKET_ERROR))
{
cout << "Connection terminated" << endl;
break;
}
_strupr(buffer);
numsnt=send(clientSocket, buffer,
strlen(buffer) + 1, NO_FLAGS_SET);
if (numsnt != (int)strlen(buffer) + 1)
{
cout << "Connection terminated." << endl;
break;
}
} /* while */
/* terminate the connection with the client
(disable sending/receiving) */
status=shutdown(clientSocket, 2);
if (status == SOCKET_ERROR)
cerr << "ERROR: shutdown unsuccessful" << endl;
/* close the socket */
status=closesocket(clientSocket);
if (status == SOCKET_ERROR)
cerr << "ERROR: closesocket unsuccessful"
<< endl;
}
INT main(VOID)
{
WSADATA Data;
SOCKADDR_IN serverSockAddr;
SOCKADDR_IN clientSockAddr;
SOCKET serverSocket;
SOCKET clientSocket;
int addrLen=sizeof(SOCKADDR_IN);
int status;
DWORD threadID;
/* initialize the Windows Socket DLL */
status=WSAStartup(MAKEWORD(1, 1), &Data);
if (status != 0)
{
cerr << "ERROR: WSAStartup unsuccessful"
<< endl;
return(1);
}
/* zero the sockaddr_in structure */
memset(&serverSockAddr, 0,
sizeof(serverSockAddr));
/* specify the port portion of the address */
serverSockAddr.sin_port=htons(PORT);
/* specify the address family as Internet */
serverSockAddr.sin_family=AF_INET;
/* specify that the address does not matter */
serverSockAddr.sin_addr.s_addr=htonl(INADDR_ANY);
/* create a socket */
serverSocket=socket(AF_INET, SOCK_STREAM, 0);
if (serverSocket == INVALID_SOCKET)
{
cerr << "ERROR: socket unsuccessful"
<< endl;
status=WSACleanup();
if (status == SOCKET_ERROR)
cerr << "ERROR: WSACleanup unsuccessful"
<< endl;
return(1);
}
/* associate the socket with the address */
status=bind(serverSocket,
(LPSOCKADDR) &serverSockAddr,
sizeof(serverSockAddr));
if (status == SOCKET_ERROR)
cerr << "ERROR: bind unsuccessful" << endl;
/* allow the socket to take connections */
status=listen(serverSocket, 1);
if (status == SOCKET_ERROR)
cerr << "ERROR: listen unsuccessful" << endl;
while(1)
{
/* accept the connection request when
one is received */
clientSocket=accept(serverSocket,
(LPSOCKADDR) &clientSockAddr,
&addrLen);
if (clientSocket == INVALID_SOCKET)
{
cerr << "ERROR: Unable to accept connection."
<< endl;
return(1);
}
threadID=_beginthread(talkToClient,
0, (VOID *)clientSocket);
if (threadID == -1)
{
cerr << "ERROR: Unable to create thread"
<< endl;
/* close the socket */
status=closesocket(clientSocket);
if (status == SOCKET_ERROR)
cerr << "ERROR: closesocket unsuccessful"
<< endl;
}
} /* while */
}
********************client****************************
//***************************************************************
// From the book "Win32 System Services: The Heart of Windows 95
// and Windows NT"
// by Marshall Brain
// Published by Prentice Hall
//
// Copyright 1995, by Prentice Hall.
//
// This code implements a TCP client.
//***************************************************************
// msipclnt.cpp
#include <windows.h>
#include <iostream.h>
#include <winsock.h>
#define NO_FLAGS_SET 0
#define PORT (u_short) 44965
#define DEST_IP_ADDR "127.0.0.1"
#define MAXBUFLEN 256
INT main(VOID)
{
WSADATA Data;
SOCKADDR_IN destSockAddr;
SOCKET destSocket;
unsigned long destAddr;
int status;
int numsnt;
int numrcv;
char sendText[MAXBUFLEN];
char recvText[MAXBUFLEN];
/* initialize the Windows Socket DLL */
status=WSAStartup(MAKEWORD(1, 1), &Data);
if (status != 0)
cerr << "ERROR: WSAStartup unsuccessful"
<< endl;
/* convert IP address into in_addr form*/
destAddr=inet_addr(DEST_IP_ADDR);
/* copy destAddr into sockaddr_in structure */
memcpy(&destSockAddr.sin_addr, &destAddr,
sizeof(destAddr));
/* specify the port portion of the address */
destSockAddr.sin_port=htons(PORT);
/* specify the address family as Internet */
destSockAddr.sin_family=AF_INET;
/* create a socket */
destSocket=socket(AF_INET, SOCK_STREAM, 0);
if (destSocket == INVALID_SOCKET)
{
cerr << "ERROR: socket unsuccessful" << endl;
status=WSACleanup();
if (status == SOCKET_ERROR)
cerr << "ERROR: WSACleanup unsuccessful"
<< endl;
return(1);
}
cout << "Trying to connect to IP Address: "
<< DEST_IP_ADDR << endl;
/* connect to the server */
status=connect(destSocket,
(LPSOCKADDR) &destSockAddr,
sizeof(destSockAddr));
if (status == SOCKET_ERROR)
{
cerr << "ERROR: connect unsuccessful"
<< endl;
status=closesocket(destSocket);
if (status == SOCKET_ERROR)
cerr << "ERROR: closesocket unsuccessful"
<< endl;
status=WSACleanup();
if (status == SOCKET_ERROR)
cerr << "ERROR: WSACleanup unsuccessful"
<< endl;
return(1);
}
cout << "Connected..." << endl;
while(1)
{
cout << "Type text to send: ";
cin.getline(sendText, MAXBUFLEN);
/* Send the message to the server */
numsnt=send(destSocket, sendText,
strlen(sendText) + 1, NO_FLAGS_SET);
if (numsnt != (int)strlen(sendText) + 1)
{
cout << "Connection terminated." << endl;
status=closesocket(destSocket);
if (status == SOCKET_ERROR)
cerr << "ERROR: closesocket unsuccessful"
<< endl;
status=WSACleanup();
if (status == SOCKET_ERROR)
cerr << "ERROR: WSACleanup unsuccessful"
<< endl;
return(1);
}
/* Wait for a response from server */
numrcv=recv(destSocket, recvText,
MAXBUFLEN, NO_FLAGS_SET);
if ((numrcv == 0) || (numrcv == SOCKET_ERROR))
{
cout << "Connection terminated.";
status=closesocket(destSocket);
if (status == SOCKET_ERROR)
cerr << "ERROR: closesocket unsuccessful"
<< endl;
status=WSACleanup();
if (status == SOCKET_ERROR)
cerr << "ERROR: WSACleanup unsuccessful"
<< endl;
return(1);
}
cout << "Received: " << recvText << endl;
} /* while */
}
I'm trying to run this code on MS .NET 2003 but i'm not getting any lucky
