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openwrt-packages-dist/ipv6/tayga/patches/003-RFC8215.patch

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tayga: Added 64:ff9b:1::/48 as well-known prefix for NAT64 (RFC 8215) Signed-off-by: Eike Ritter <git@rittere.co.uk>
4 years ago
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  1. diff -Naur tayga-0.9.2.orig/addrmap.c tayga-0.9.2/addrmap.c

  2. --- tayga-0.9.2.orig/addrmap.c	2011-05-25 15:11:30.000000000 +0100

  3. +++ tayga-0.9.2/addrmap.c	2020-07-04 16:24:23.397081572 +0100

  4. @@ -44,7 +44,9 @@

  5.  int validate_ip6_addr(const struct in6_addr *a)
  6.  {
  7.  	/* Well-known prefix for NAT64 */
  8. -	if (a->s6_addr32[0] == WKPF && !a->s6_addr32[1] && !a->s6_addr32[2])

  9. +        if (a->s6_addr32[0] == WKPF &&

  10. +	   (!a->s6_addr32[1] || (a->s6_addr16[2] == htonl(0x0001)))

  11. +	    && !a->s6_addr32[2])

  12.  		return 0;
  13.  
  14.  	/* Reserved per RFC 2373 */