From 9eb33fc21236942c4b518557be920d4208e6b168 Mon Sep 17 00:00:00 2001 From: Andrew Tridgell Date: Fri, 4 Feb 2005 01:55:50 +0000 Subject: r5211: added broadcast name defense against both registration and refresh requests (This used to be commit 9eafe2cacaef64384febe6bb0938294f7c1ee6bf) --- source4/nbt_server/interfaces.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'source4/nbt_server/interfaces.c') diff --git a/source4/nbt_server/interfaces.c b/source4/nbt_server/interfaces.c index a9041706c6..9c26925b32 100644 --- a/source4/nbt_server/interfaces.c +++ b/source4/nbt_server/interfaces.c @@ -33,10 +33,23 @@ static void nbtd_request_handler(struct nbt_name_socket *nbtsock, struct nbt_name_packet *packet, const char *src_address, int src_port) { + /* if its a WINS query then direct to our WINS server */ + if ((packet->operation & NBT_FLAG_RECURSION_DESIRED) && + !(packet->operation & NBT_FLAG_BROADCAST)) { + nbtd_query_wins(nbtsock, packet, src_address, src_port); + return; + } + + /* the request is to us in our role as a B node */ switch (packet->operation & NBT_OPCODE) { case NBT_OPCODE_QUERY: nbtd_request_query(nbtsock, packet, src_address, src_port); break; + + case NBT_OPCODE_REGISTER: + case NBT_OPCODE_REFRESH: + nbtd_request_defense(nbtsock, packet, src_address, src_port); + break; } } -- cgit