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Treat DNS a special case among special addresses in slirp (Jason Wessel). 

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4267 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
balrog 2008-04-27 21:45:18 +00:00
parent 4fc5d07176
commit f3ae070459
1 changed files with 4 additions and 3 deletions
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7
slirp/udp.c
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@ -318,11 +318,12 @@ 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 &&
addr->sin_addr.s_addr == htonl(0x7f000001)) {
saddr.sin_addr.s_addr = so->so_faddr.s_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 ||
((so->so_faddr.s_addr & htonl(CTL_DNS)) == htonl(CTL_DNS)))
saddr.sin_addr.s_addr = so->so_faddr.s_addr;
}
daddr.sin_addr = so->so_laddr;
daddr.sin_port = so->so_lport;