2 Unix SMB/CIFS implementation.
4 handling for netlogon dgram requests
6 Copyright (C) Andrew Tridgell 2005
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 #include "libcli/dgram/libdgram.h"
25 #include "lib/socket/socket.h"
26 #include "libcli/resolve/resolve.h"
27 #include "librpc/gen_ndr/ndr_nbt.h"
30 send a netlogon mailslot request
32 NTSTATUS dgram_mailslot_netlogon_send(struct nbt_dgram_socket *dgmsock,
33 struct nbt_name *dest_name,
34 struct socket_address *dest,
35 struct nbt_name *src_name,
36 struct nbt_netlogon_packet *request)
40 TALLOC_CTX *tmp_ctx = talloc_new(dgmsock);
42 status = ndr_push_struct_blob(&blob, tmp_ctx, request,
43 (ndr_push_flags_fn_t)ndr_push_nbt_netlogon_packet);
44 if (!NT_STATUS_IS_OK(status)) {
50 status = dgram_mailslot_send(dgmsock, DGRAM_DIRECT_UNIQUE,
51 NBT_MAILSLOT_NETLOGON,
60 send a netlogon mailslot reply
62 NTSTATUS dgram_mailslot_netlogon_reply(struct nbt_dgram_socket *dgmsock,
63 struct nbt_dgram_packet *request,
64 const char *mailslot_name,
65 struct nbt_netlogon_packet *reply)
69 TALLOC_CTX *tmp_ctx = talloc_new(dgmsock);
70 struct nbt_name myname;
71 struct socket_address *dest;
73 status = ndr_push_struct_blob(&blob, tmp_ctx, reply,
74 (ndr_push_flags_fn_t)ndr_push_nbt_netlogon_packet);
75 if (!NT_STATUS_IS_OK(status)) {
80 make_nbt_name_client(&myname, lp_netbios_name());
82 dest = socket_address_from_strings(tmp_ctx, dgmsock->sock->backend_name,
83 request->src_addr, request->src_port);
86 return NT_STATUS_NO_MEMORY;
89 status = dgram_mailslot_send(dgmsock, DGRAM_DIRECT_UNIQUE,
91 &request->data.msg.source_name,
100 parse a netlogon response. The packet must be a valid mailslot packet
102 NTSTATUS dgram_mailslot_netlogon_parse(struct dgram_mailslot_handler *dgmslot,
104 struct nbt_dgram_packet *dgram,
105 struct nbt_netlogon_packet *netlogon)
107 DATA_BLOB data = dgram_mailslot_data(dgram);
110 status = ndr_pull_struct_blob(&data, mem_ctx, netlogon,
111 (ndr_pull_flags_fn_t)ndr_pull_nbt_netlogon_packet);
112 if (!NT_STATUS_IS_OK(status)) {
113 DEBUG(0,("Failed to parse netlogon packet of length %d\n",
116 file_save("netlogon.dat", data.data, data.length);