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tpws: check for sock4a protocol

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bol-van
2022-04-21 09:42:06 +03:00
parent bdfeb96a81
commit dd1ba8218d
12 changed files with 10 additions and 4 deletions
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14
tpws/tpws_conn.c
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@@ -756,6 +756,12 @@ static bool handle_proxy_mode(tproxy_conn_t *conn, struct tailhead *conn_list)
socks4_send_rep(conn->fd, S4_REP_FAILED);
return false;
}
if (m->ip==htonl(1)) // special ip 0.0.0.1
{
VPRINT("socks4a protocol not supported")
socks4_send_rep(conn->fd, S4_REP_FAILED);
return false;
}
ss.ss_family = AF_INET;
((struct sockaddr_in*)&ss)->sin_port = m->port;
((struct sockaddr_in*)&ss)->sin_addr.s_addr = m->ip;
@@ -810,14 +816,14 @@ static bool handle_proxy_mode(tproxy_conn_t *conn, struct tailhead *conn_list)
if (params.no_resolve)
{
DBGPRINT("socks5 hostname resolving disabled")
VPRINT("socks5 hostname resolving disabled")
socks5_send_rep(conn->fd,S5_REP_NOT_ALLOWED_BY_RULESET);
return false;
}
port=S5_PORT_FROM_DD(m,rd);
if (!port)
{
DBGPRINT("socks5 no port is given")
VPRINT("socks5 no port is given")
socks5_send_rep(conn->fd,S5_REP_HOST_UNREACHABLE);
return false;
}
@@ -830,13 +836,13 @@ static bool handle_proxy_mode(tproxy_conn_t *conn, struct tailhead *conn_list)
r=getaddrinfo(sdom,sport,&hints,&ai);
if (r)
{
DBGPRINT("socks5 getaddrinfo error %d",r)
VPRINT("socks5 getaddrinfo error %d",r)
socks5_send_rep(conn->fd,S5_REP_HOST_UNREACHABLE);
return false;
}
if (params.debug>=2)
{
printf("socks5 hostname resolved to :\n");
printf("socks5 hostname resolved to : \n");
print_addrinfo(ai);
}
memcpy(&ss,ai->ai_addr,ai->ai_addrlen);