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slirp: Make udp_attach IPv6 compatible 

A unsigned short is now passed in argument to udp_attach instead of using a
hardcoded "AF_INET" to call qemu_socket().

This prepares for IPv6 support.

Signed-off-by: Guillaume Subiron <maethor@subiron.org>
Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
This commit is contained in:
Guillaume Subiron 2015-12-19 22:25:02 +01:00 committed by Jason Wang
parent 8a87f121ca
commit 9b5a30dc41
3 changed files with 6 additions and 5 deletions
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2
slirp/ip_icmp.c
View File

@ -162,7 +162,7 @@ icmp_input(struct mbuf *m, int hlen)
if (icmp_send(so, m, hlen) == 0) { if (icmp_send(so, m, hlen) == 0) {
return; return;
} }
if(udp_attach(so) == -1) { if (udp_attach(so, AF_INET) == -1) {
DEBUG_MISC((dfd,"icmp_input udp_attach errno = %d-%s\n", DEBUG_MISC((dfd,"icmp_input udp_attach errno = %d-%s\n",
errno,strerror(errno))); errno,strerror(errno)));
sofree(so); sofree(so);

7
slirp/udp.c
View File

@ -169,7 +169,7 @@ udp_input(register struct mbuf *m, int iphlen)
if (!so) { if (!so) {
goto bad; goto bad;
} }
if(udp_attach(so) == -1) { if (udp_attach(so, AF_INET) == -1) {
DEBUG_MISC((dfd," udp_attach errno = %d-%s\n", DEBUG_MISC((dfd," udp_attach errno = %d-%s\n",
errno,strerror(errno))); errno,strerror(errno)));
sofree(so); sofree(so);
@ -277,9 +277,10 @@ int udp_output(struct socket *so, struct mbuf *m,
} }
int int
udp_attach(struct socket *so) udp_attach(struct socket *so, unsigned short af)
{ {
if((so->s = qemu_socket(AF_INET,SOCK_DGRAM,0)) != -1) { so->s = qemu_socket(af, SOCK_DGRAM, 0);
if (so->s != -1) {
so->so_expire = curtime + SO_EXPIRE; so->so_expire = curtime + SO_EXPIRE;
insque(so, &so->slirp->udb); insque(so, &so->slirp->udb);
} }

2
slirp/udp.h
View File

@ -76,7 +76,7 @@ struct mbuf;
void udp_init(Slirp *); void udp_init(Slirp *);
void udp_cleanup(Slirp *); void udp_cleanup(Slirp *);
void udp_input(register struct mbuf *, int); void udp_input(register struct mbuf *, int);
int udp_attach(struct socket *); int udp_attach(struct socket *, unsigned short af);
void udp_detach(struct socket *); void udp_detach(struct socket *);
struct socket * udp_listen(Slirp *, uint32_t, u_int, uint32_t, u_int, struct socket * udp_listen(Slirp *, uint32_t, u_int, uint32_t, u_int,
int); int);