/*
************************************************************************************
*
* HTran.cpp - HUC Packet Transmit Tool.
*
* Copyright (C) 2000-2004 HUC All Rights Reserved.
*
* Author : lion
* : lion#cnhonker.net
* : [url]http://www.cnhonker.com[/url]
* :
* Notice : Thx to bkbll (bkbll#cnhonker.net)
* :
* Date : 2003-10-20
* :
* Complie : cl HTran.cpp
* :
* Usage : E:\>HTran
* : ======================== HUC Packet Transmit Tool V1.00 =======================
* : =========== Code by lion & bkbll, Welcome to [url]http://www.cnhonker.com[/url] ==========
* :
* : [Usage of Packet Transmit:]
* : HTran -<listen|tran|slave> <option> [-log logfile]
* :
* : [option:]
* : -listen <ConnectPort> <TransmitPort>
* : -tran <ConnectPort> <TransmitHost> <TransmitPort>
* : -slave <ConnectHost> <ConnectPort> <TransmitHost> <TransmitPort>
*
************************************************************************************
*/
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <winsock2.h>
#include <io.h>
#include <signal.h>
#pragma comment(lib, "ws2_32.lib")
#define VERSION "1.00"
#define TIMEOUT 300
#define MAXSIZE 20480
#define HOSTLEN 40
#define CONNECTNUM 5
// define 2 socket struct
struct transocket
{
SOCKET fd1;
SOCKET fd2;
};
// define function
void ver();
void usage(char *prog);
void transmitdata(LPVOID data);
void getctrlc(int j);
void closeallfd();
void makelog(char *buffer, int length);
void proxy(int port);
void bind2bind(int port1, int port2);
void bind2conn(int port1, char *host, int port2);
void conn2conn(char *host1, int port1, char *host2, int port2);
int testifisvalue(char *str);
int create_socket();
int create_server(int sockfd, int port);
int client_connect(int sockfd, char* server, int port);
// define GLOBAL variable here
extern int errno;
FILE *fp;
int method=0;
//int connectnum=0;
//************************************************************************************
//
// function main
//
//************************************************************************************
VOID main(int argc, char* argv[])
{
char **p;
char sConnectHost[HOSTLEN], sTransmitHost[HOSTLEN];
int iConnectPort=0, iTransmitPort=0;
char *logfile=NULL;
ver();
memset(sConnectHost, 0, HOSTLEN);
memset(sTransmitHost, 0, HOSTLEN);
p=argv;
while(*p)
{
if(stricmp(*p, "-log") == 0)
{
if(testifisvalue(*(p+1)))
{
logfile = *(++p);
}
else
{
printf("[-] ERROR: Must supply logfile name.\r\n");
return;
}
p++;
continue;
}
p++;
}
if(logfile !=NULL)
{
fp=fopen(logfile,"a");
if(fp == NULL )
{
printf("[-] ERROR: open logfile");
return;
}
makelog("====== Start ======\r\n", 22);
}
// Win Start Winsock.
WSADATA wsadata;
WSAStartup(MAKEWORD(1, 1), &wsadata);
signal(SIGINT, &getctrlc);
if(argc > 2)
{
if(stricmp(argv[1], "-listen") == 0 && argc >= 4)
{
iConnectPort = atoi(argv[2]);
iTransmitPort = atoi(argv[3]);
method = 1;
}
else
if(stricmp(argv[1], "-tran") == 0 && argc >= 5)
{
iConnectPort = atoi(argv[2]);
strncpy(sTransmitHost, argv[3], HOSTLEN);
iTransmitPort = atoi(argv[4]);
method = 2;
}
else
if(stricmp(argv[1], "-slave") == 0 && argc >= 6)
{
strncpy(sConnectHost, argv[2], HOSTLEN);
iConnectPort = atoi(argv[3]);
strncpy(sTransmitHost, argv[4], HOSTLEN);
iTransmitPort = atoi(argv[5]);
method = 3;
}
}
switch(method)
{
case 1:
bind2bind(iConnectPort, iTransmitPort);
break;
case 2:
bind2conn(iConnectPort, sTransmitHost, iTransmitPort);
break;
case 3:
conn2conn(sConnectHost, iConnectPort, sTransmitHost, iTransmitPort);
break;
default:
usage(argv[0]);
break;
}
if(method)
{
closeallfd();
}
WSACleanup();
return;
}
//************************************************************************************
//
// print version message
//
//************************************************************************************
VOID ver()
{
printf("======================== HUC Packet Transmit Tool V%s =======================\r\n", VERSION);
printf("=========== Code by lion & bkbll, Welcome to [url]http://www.cnhonker.com[/url] ==========\r\n\n");
}
//************************************************************************************
//
// print usage message
//
//************************************************************************************
VOID usage(char* prog)
{
printf("[Usage of Packet Transmit:]\r\n");
printf(" %s -<listen|tran|slave> <option> [-log logfile]\n\n", prog);
printf("[option:]\n");
printf(" -listen <ConnectPort> <TransmitPort>\n");
printf(" -tran <ConnectPort> <TransmitHost> <TransmitPort>\n");
printf(" -slave <ConnectHost> <ConnectPort> <TransmitHost> <TransmitPort>\n\n");
return;
}
//************************************************************************************
//
// test if is value
//
//************************************************************************************
int testifisvalue(char *str)
{
if(str == NULL ) return(0);
if(str[0]=='-') return(0);
return(1);
}
//************************************************************************************
//
// LocalHost:ConnectPort transmit to LocalHost:TransmitPort
//
//************************************************************************************
void bind2bind(int port1, int port2)
{
SOCKET fd1,fd2, sockfd1, sockfd2;
struct sockaddr_in client1,client2;
int size1,size2;
HANDLE hThread=NULL;
transocket sock;
DWORD dwThreadID;
if((fd1=create_socket())==0) return;
if((fd2=create_socket())==0) return;
printf("[+] Listening port %d ......\r\n",port1);
fflush(stdout);
if(create_server(fd1, port1)==0)
{
closesocket(fd1);
return;
}
printf("[+] Listen OK!\r\n");
printf("[+] Listening port %d ......\r\n",port2);
fflush(stdout);
if(create_server(fd2, port2)==0)
{
closesocket(fd2);
return;
}
printf("[+] Listen OK!\r\n");
size1=size2=sizeof(struct sockaddr);
while(1)
{
printf("[+] Waiting for Client on port:%d ......\r\n",port1);
if((sockfd1 = accept(fd1,(struct sockaddr *)&client1,&size1))<0)
{
printf("[-] Accept1 error.\r\n");
continue;
}
printf("[+] Accept a Client on port %d from %s ......\r\n", port1, inet_ntoa(client1.sin_addr));
printf("[+] Waiting another Client on port:%d....\r\n", port2);
if((sockfd2 = accept(fd2, (struct sockaddr *)&client2, &size2))<0)
{