diff options
Diffstat (limited to 'slirp/udp.c')
| -rw-r--r-- | slirp/udp.c | 23 |
1 files changed, 13 insertions, 10 deletions
diff --git a/slirp/udp.c b/slirp/udp.c index ba9d5c9..ff3a39f 100644 --- a/slirp/udp.c +++ b/slirp/udp.c @@ -312,12 +312,14 @@ int udp_output(struct socket *so, struct mbuf *m, struct sockaddr_in saddr, daddr; saddr = *addr; - if ((so->so_faddr.s_addr & htonl(0xffffff00)) == special_addr.s_addr) { - if ((so->so_faddr.s_addr & htonl(0x000000ff)) == htonl(0xff)) - saddr.sin_addr.s_addr = alias_addr.s_addr; - else if (addr->sin_addr.s_addr == loopback_addr.s_addr || - (ntohl(so->so_faddr.s_addr) & 0xff) != CTL_ALIAS) - saddr.sin_addr.s_addr = so->so_faddr.s_addr; + if ((so->so_faddr.s_addr & vnetwork_mask.s_addr) == vnetwork_addr.s_addr) { + if ((so->so_faddr.s_addr & ~vnetwork_mask.s_addr) == + ~vnetwork_mask.s_addr) { + saddr.sin_addr = vhost_addr; + } else if (addr->sin_addr.s_addr == loopback_addr.s_addr || + so->so_faddr.s_addr != vhost_addr.s_addr) { + saddr.sin_addr = so->so_faddr; + } } daddr.sin_addr = so->so_laddr; daddr.sin_port = so->so_lport; @@ -652,11 +654,12 @@ udp_listen(u_int port, u_int32_t laddr, u_int lport, int flags) getsockname(so->s,(struct sockaddr *)&addr,&addrlen); so->so_fport = addr.sin_port; - if (addr.sin_addr.s_addr == 0 || addr.sin_addr.s_addr == loopback_addr.s_addr) - so->so_faddr = alias_addr; - else + if (addr.sin_addr.s_addr == 0 || + addr.sin_addr.s_addr == loopback_addr.s_addr) { + so->so_faddr = vhost_addr; + } else { so->so_faddr = addr.sin_addr; - + } so->so_lport = lport; so->so_laddr.s_addr = laddr; if (flags != SS_FACCEPTONCE) |