diff options
Diffstat (limited to 'slirp/ip_input.c')
| -rw-r--r-- | slirp/ip_input.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/slirp/ip_input.c b/slirp/ip_input.c index c37412e8cf..7a3c88b549 100644 --- a/slirp/ip_input.c +++ b/slirp/ip_input.c @@ -134,18 +134,19 @@ ip_input(struct mbuf *m) } if (slirp_restrict) { - if (memcmp(&ip->ip_dst.s_addr, &special_addr, 3)) { + if ((ip->ip_dst.s_addr & vnetwork_mask.s_addr) == + vnetwork_addr.s_addr) { if (ip->ip_dst.s_addr == 0xffffffff && ip->ip_p != IPPROTO_UDP) goto bad; } else { - int host = ntohl(ip->ip_dst.s_addr) & 0xff; struct ex_list *ex_ptr; - if (host == 0xff) + if ((ip->ip_dst.s_addr & ~vnetwork_mask.s_addr) == + ~vnetwork_mask.s_addr) goto bad; for (ex_ptr = exec_list; ex_ptr; ex_ptr = ex_ptr->ex_next) - if (ex_ptr->ex_addr == host) + if (ex_ptr->ex_addr.s_addr == ip->ip_dst.s_addr) break; if (!ex_ptr) |