static int chain_step(int ns, proxy_data *pfrom, proxy_data *pto)
{
int retcode=-1;
proxychains_write_log("<>-%s:%d-",
inet_ntoa(*(struct in_addr*)&pto->ip),
htons(pto->port));
retcode =
tunnel_to(ns, pto->ip, pto->port, pfrom->pt, pfrom->user,
pfrom->pass);
switch(retcode) {
case SUCCESS:
pto->ps=BUSY_STATE;
break;
case BLOCKED:
pto->ps=BLOCKED_STATE;
proxychains_write_log("<--denied\n");
close(ns);
break;
case SOCKET_ERROR:
pto->ps=DOWN_STATE;
proxychains_write_log("<--timeout\n");
close(ns);
break;
}
return retcode;
}
static int chain_step(int ns, proxy_data * pfrom, proxy_data * pto) {
int retcode = -1;
char *hostname;
char hostname_buf[MSG_LEN_MAX];
char ip_buf[16];
PFUNC();
if(pto->ip.octet[0] == remote_dns_subnet) {
if(!at_get_host_for_ip(pto->ip, hostname_buf)) goto usenumericip;
else hostname = hostname_buf;
} else {
usenumericip:
pc_stringfromipv4(&pto->ip.octet[0], ip_buf);
hostname = ip_buf;
}
proxychains_write_log(TP " %s:%d ", hostname, htons(pto->port));
retcode = tunnel_to(ns, pto->ip, pto->port, pfrom->pt, pfrom->user, pfrom->pass);
switch (retcode) {
case SUCCESS:
pto->ps = BUSY_STATE;
break;
case BLOCKED:
pto->ps = BLOCKED_STATE;
proxychains_write_log("<--denied\n");
close(ns);
break;
case SOCKET_ERROR:
pto->ps = DOWN_STATE;
proxychains_write_log("<--socket error or timeout!\n");
close(ns);
break;
}
return retcode;
}
static int chain_step(int ns, proxy_data * pfrom, proxy_data * pto) {
int retcode = -1;
char *hostname;
char ip_buf[16];
PDEBUG("chain_step()\n");
if(pto->ip.octet[0] == remote_dns_subnet) {
hostname = string_from_internal_ip(pto->ip);
if(!hostname)
goto usenumericip;
} else {
usenumericip:
inet_ntop(AF_INET, &pto->ip.octet[0], ip_buf, sizeof(ip_buf));
hostname = ip_buf;
}
proxychains_write_log(TP " %s:%d ", hostname, htons(pto->port));
retcode = tunnel_to(ns, pto->ip, pto->port, pfrom->pt, pfrom->user, pfrom->pass);
switch (retcode) {
case SUCCESS:
pto->ps = BUSY_STATE;
break;
case BLOCKED:
pto->ps = BLOCKED_STATE;
proxychains_write_log("<--denied\n");
close(ns);
break;
case SOCKET_ERROR:
pto->ps = DOWN_STATE;
proxychains_write_log("<--socket error or timeout!\n");
close(ns);
break;
}
return retcode;
}
