net/mdnsresponder/patches/100-Binding-IPv6-sockets-to-interface-due-to-link-local.patch

   1 From 094714725481da5cfbeaa9e4c713633f3fd0dcc4 Mon Sep 17 00:00:00 2001
   2 From: Markus Stenberg <markus.stenberg@iki.fi>
   3 Date: Wed, 19 Feb 2014 19:21:40 +0200
   4 Subject: mdnsresponder: [PATCH] Binding IPv6 sockets to interface
   5
   6 Due to link-local addresses, otherwise responses may wind up in wrong
   7 places and mdnsd is quite confused.
   8
   9 ---
  10  .../patches/003-ipv6-bind-to-interface.patch       |   22 ++++++++++++++++++++
  11  1 file changed, 22 insertions(+)
  12  create mode 100644 net/mdnsresponder/patches/003-ipv6-bind-to-interface.patch
  13
  14 --- /dev/null
  15 +++ b/net/mdnsresponder/patches/003-ipv6-bind-to-interface.patch
  16 @@ -0,0 +1,22 @@
  17 +diff -ur mDNSResponder-544.source/mDNSPosix/mDNSPosix.c mDNSResponder-544/mDNSPosix/mDNSPosix.c
  18 +--- mDNSResponder-544.source/mDNSPosix/mDNSPosix.c     2013-12-14 22:54:24.000000000 +0200
  19 ++++ mDNSResponder-544/mDNSPosix/mDNSPosix.c    2014-02-19 18:59:55.000000000 +0200
  20 +@@ -784,6 +784,17 @@
  21 +             if (err < 0) { err = errno; perror("setsockopt - IPV6_MULTICAST_HOPS"); }
  22 +         }
  23 +
  24 ++#ifdef __linux__
  25 ++#ifdef SO_BINDTODEVICE
  26 ++        if (err == 0)
  27 ++        {
  28 ++            char ifname[IFNAMSIZ];
  29 ++            if (if_indextoname(interfaceIndex, ifname))
  30 ++                err = setsockopt(*sktPtr, SOL_SOCKET, SO_BINDTODEVICE, ifname, strlen(ifname));
  31 ++        }
  32 ++#endif /* SO_BINDTODEVICE */
  33 ++#endif /* __linux__ */
  34 ++
  35 +         // And start listening for packets
  36 +         if (err == 0)
  37 +         {
  38 +Only in mDNSResponder-544/mDNSPosix: mDNSPosix.c~