[dovecot-cvs] dovecot/src/lib network.c,1.38.2.1,1.38.2.2
tss at dovecot.org
tss at dovecot.org
Mon Oct 16 00:11:43 UTC 2006
Update of /var/lib/cvs/dovecot/src/lib
In directory talvi:/tmp/cvs-serv2751
Modified Files:
Tag: branch_1_0
network.c
Log Message:
Fix net_ipv6_mapped_ipv4_convert() to be actually portable.
Index: network.c
===================================================================
RCS file: /var/lib/cvs/dovecot/src/lib/network.c,v
retrieving revision 1.38.2.1
retrieving revision 1.38.2.2
diff -u -d -r1.38.2.1 -r1.38.2.2
--- network.c 15 Oct 2006 16:19:15 -0000 1.38.2.1
+++ network.c 15 Oct 2006 23:11:10 -0000 1.38.2.2
@@ -574,15 +574,16 @@
struct ip_addr *dest)
{
#ifdef HAVE_IPV6
+ static uint8_t v4_prefix[] =
+ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xff, 0xff };
+
if (!IPADDR_IS_V6(src))
return -1;
- if (src->ip.in6_u.u6_addr32[0] != 0 ||
- src->ip.in6_u.u6_addr32[1] != 0 ||
- src->ip.in6_u.u6_addr32[2] != 0xffff0000)
+ if (memcmp(src->ip.s6_addr, v4_prefix, sizeof(v4_prefix)) != 0)
return -1;
dest->family = AF_INET;
- memcpy(&dest->ip, &src->ip.in6_u.u6_addr32[3], 4);
+ memcpy(&dest->ip, &src->ip.s6_addr[3*4], 4);
return 0;
#else
return -1;
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