diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/libproxychains.c | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/src/libproxychains.c b/src/libproxychains.c index 94d343a..6b6467c 100644 --- a/src/libproxychains.c +++ b/src/libproxychains.c @@ -256,6 +256,10 @@ inv_string: return 0; } +static const char* bool_str(int bool_val) { + if(bool_val) return "true"; + return "false"; +} /* get configuration from config file */ static void get_chain_data(proxy_data * pd, unsigned int *proxy_count, chain_type * ct) { @@ -311,8 +315,20 @@ static void get_chain_data(proxy_data * pd, unsigned int *proxy_count, chain_typ pd[count].port = htons((unsigned short) port_n); ip_type* host_ip = &pd[count].ip; if(1 != inet_pton(host_ip->is_v6 ? AF_INET6 : AF_INET, host, host_ip->addr.v6)) { - fprintf(stderr, "proxy %s has invalid value or is not numeric\n", host); - exit(1); + if(*ct == STRICT_TYPE && proxychains_resolver && count > 0) { + /* we can allow dns hostnames for all but the first proxy in the list if chaintype is strict, as remote lookup can be done */ + ip_type4 internal_ip = at_get_ip_for_host(host, strlen(host)); + pd[count].ip.is_v6 = 0; + host_ip->addr.v4 = internal_ip; + if(internal_ip.as_int == ip_type_invalid.addr.v4.as_int) + goto inv_host; + } else { +inv_host: + fprintf(stderr, "proxy %s has invalid value or is not numeric\n", host); + fprintf(stderr, "non-numeric ips are only allowed under the following circumstances:\n"); + fprintf(stderr, "chaintype == strict (%s), proxy is not first in list (%s), proxy_dns active (%s)\n\n", bool_str(*ct == STRICT_TYPE), bool_str(count > 0), bool_str(proxychains_resolver)); + exit(1); + } } if(!strcmp(type, "http")) { |