From 0e1ff7b80d77fa1fb0a3ccb3c4b047e25c04afdd Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Tue, 8 May 2007 21:52:54 +0000 Subject: Don't pick the first 256 and the last 256 IP addresses from the IPv4LL range, as required by section 2.1 of the ipv4ll spec. (Noticed by grinsbalu) git-svn-id: file:///home/lennart/svn/public/avahi/trunk@1456 941a03a8-eaeb-0310-b9a0-b1bbd8fe43fe --- avahi-autoipd/main.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/avahi-autoipd/main.c b/avahi-autoipd/main.c index bf3e775..26a516a 100644 --- a/avahi-autoipd/main.c +++ b/avahi-autoipd/main.c @@ -762,9 +762,9 @@ recv_packet(int fd __unused, ArpPacket **packet, size_t *packet_len) int is_ll_address(uint32_t addr) { return - (ntohl(addr) & IPV4LL_NETMASK) == IPV4LL_NETWORK && - ntohl(addr) != IPV4LL_NETWORK && - ntohl(addr) != IPV4LL_BROADCAST; + ((ntohl(addr) & IPV4LL_NETMASK) == IPV4LL_NETWORK) && + ((ntohl(addr) & 0x0000FF00) != 0x0000) && + ((ntohl(addr) & 0x0000FF00) != 0xFF00); } @@ -1094,7 +1094,7 @@ static int loop(int iface, uint32_t addr) { load_address(address_fn, &addr); if (addr && !is_ll_address(addr)) { - daemon_log(LOG_WARNING, "Requested address %s is not from IPv4LL range 169.254/16, ignoring.", inet_ntop(AF_INET, &addr, buf, sizeof(buf))); + daemon_log(LOG_WARNING, "Requested address %s is not from IPv4LL range 169.254/16 or a reserved address, ignoring.", inet_ntop(AF_INET, &addr, buf, sizeof(buf))); addr = 0; } -- cgit