connection.c,v

VideoMan is a very easy image acquisition library. It is able to manage many video inputs at the sam

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1.1
date	2002.11.02.17.24.32;	author nelak;	state Exp;
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@#include <stdio.h>
#include <winsock2.h>
#include "Connection.h"
#include <md5.h>
  /**********************/
 /*Connecting to server*/
/**********************/

int Connect(const char *User,const unsigned char *Password,const char *Server,
const int *Port)
{
char *md5;
int nRet;
LPHOSTENT lpHostEntry;
SOCKET MProtocol;
int CmdNum=0;
char Command[512];
char *MyCommand;
WSAData wsaData;

if (WSAStartup(MAKEWORD(1, 1), &wsaData) != 0)
        {
        printf("WSAStartup failed.\n");
        }
        else printf("Initializing Connection\n");

MProtocol = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
if (MProtocol == INVALID_SOCKET)
        {
		printf("Error at socket()");
		WSACleanup();
		return 1;
        }

printf("%s\n",Server);
lpHostEntry = gethostbyname(Server);		// Specifying server by its name
if (lpHostEntry == NULL)
        {
        printf("Error at gethostbyname()");
        WSACleanup();
        return 1;
        }

SOCKADDR_IN MsnServer;
MsnServer.sin_family = AF_INET;
MsnServer.sin_addr.s_addr = inet_addr("64.4.13.246");
// ^ Address of the server being inserted into the address field
MsnServer.sin_port = htons(1863);

printf("%d\n",MsnServer.sin_addr);
nRet = connect(MProtocol,(LPSOCKADDR)&MsnServer,sizeof(struct sockaddr));
if (nRet == SOCKET_ERROR)
    {
	printf("Error at connect()");
	WSACleanup();
	return 1;
	} else printf("Connection open\n");

/*md5sum(md5,Password);
printf("%s",md5);*/
sprintf(Command,"VER %d MSNP7 MSNP6 MSNP5 MSNP4 CVR0\r\n",CmdNum++);
printf("%d\n",strlen(Command));
nRet = send(MProtocol,		// Pretend this is connected
	    Command,		// Our string buffer
	    strlen(Command), 	// Length of the data in the buffer
	    0);			// Most often is 0, but see end of tutorial for options
printf("%s\n",Command);
if (nRet == SOCKET_ERROR) {
	printf("Error on send()\n");
	return 0;}

if ((nRet = recv(MProtocol,Command,sizeof(Command),0)) ==-1)
     {
     printf("Connection Error\n");
     }
printf("%s\n",Command);
sprintf(Command,"INF %d\r\n",CmdNum++);
printf("%s\n",Command);
printf("%d\n",strlen(Command));

if ((nRet = send(MProtocol,		// Pretend this is connected
	    Command,		// Our string buffer
	    strlen(Command), 	// Length of the data in the buffer
	    0)) ==-1)
     {
     printf("Connection Error\n");
     }			// Most often is 0, but see end of tutorial for options

if ((nRet = recv(MProtocol,Command,sizeof(Command),0)) ==-1)
     {
     printf("Connection Error\n");
     }
printf("%s\n",Command);
sprintf(Command,"USR %d MD5 I %s\r\n",CmdNum++,User);
printf("%s\n",Command);
printf("%d\n",strlen(Command));
if ((nRet = send(MProtocol,		// Pretend this is connected
	    Command,		// Our string buffer
	    strlen(Command), 	// Length of the data in the buffer
	    0)) ==-1)
     {
     printf("Connection Error\n");
     }			// Most often is 0, but see end of tutorial for options

if ((nRet = recv(MProtocol,Command,sizeof(Command),0)) ==-1)
     {
     printf("Connection Error\n");
     }
printf("%s\n",Command);
md5=&Command[12];
*(md5+16)='\0';
sprintf(md5,"%s",md5);
printf("%s\n",md5);
MD5String(md5);
sprintf(Command,"USR %d MD5 S %s \r\n",CmdNum++,md5);
printf("%s\n",Command);
printf("%d\n",strlen(Command));
if ((nRet = send(MProtocol,		// Pretend this is connected
	    Command,		// Our string buffer
	    strlen(Command), 	// Length of the data in the buffer
	    0)) ==-1)
     {
     printf("Connection Error\n");
     }			// Most often is 0, but see end of tutorial for options

if ((nRet = recv(MProtocol,Command,sizeof(Command),0)) ==-1)
     {
     printf("Connection Error\n");
     }
printf("%s\n",Command);
closesocket(MProtocol);
	//
	// Shutdown Winsock
	//
WSACleanup();

return 0;

}
/*End Connect*/

@