2 Unix SMB/CIFS implementation.
4 NBT datagram ntlogon server
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 "nbt_server/nbt_server.h"
28 reply to a SAM LOGON request
30 static void nbtd_ntlogon_sam_logon(struct dgram_mailslot_handler *dgmslot,
31 struct nbt_dgram_packet *packet,
32 const struct nbt_peer_socket *src,
33 struct nbt_ntlogon_packet *ntlogon)
35 struct nbt_name *name = &packet->data.msg.dest_name;
36 struct nbt_ntlogon_packet reply;
37 struct nbt_ntlogon_sam_logon_reply *logon;
39 /* only answer sam logon requests on the PDC or LOGON names */
40 if (name->type != NBT_NAME_PDC && name->type != NBT_NAME_LOGON) {
44 /* setup a SAM LOGON reply */
46 reply.command = NTLOGON_SAM_LOGON_REPLY;
47 logon = &reply.req.reply;
49 logon->server = talloc_asprintf(packet, "\\\\%s", lp_netbios_name());
50 logon->user_name = ntlogon->req.logon.user_name;
51 logon->domain = lp_workgroup();
52 logon->nt_version = 1;
53 logon->lmnt_token = 0xFFFF;
54 logon->lm20_token = 0xFFFF;
56 packet->data.msg.dest_name.type = 0;
58 dgram_mailslot_ntlogon_reply(dgmslot->dgmsock,
60 ntlogon->req.logon.mailslot_name,
65 handle incoming ntlogon mailslot requests
67 void nbtd_mailslot_ntlogon_handler(struct dgram_mailslot_handler *dgmslot,
68 struct nbt_dgram_packet *packet,
69 const struct nbt_peer_socket *src)
71 NTSTATUS status = NT_STATUS_NO_MEMORY;
72 struct nbtd_interface *iface =
73 talloc_get_type(dgmslot->private, struct nbtd_interface);
74 struct nbt_ntlogon_packet *ntlogon =
75 talloc(dgmslot, struct nbt_ntlogon_packet);
76 struct nbtd_iface_name *iname;
77 struct nbt_name *name = &packet->data.msg.dest_name;
79 if (ntlogon == NULL) goto failed;
82 see if the we are listening on the destination netbios name
84 iname = nbtd_find_iname(iface, name, 0);
86 status = NT_STATUS_BAD_NETWORK_NAME;
90 DEBUG(2,("ntlogon request to %s from %s:%d\n",
91 nbt_name_string(ntlogon, name), src->addr, src->port));
92 status = dgram_mailslot_ntlogon_parse(dgmslot, ntlogon, packet, ntlogon);
93 if (!NT_STATUS_IS_OK(status)) goto failed;
95 NDR_PRINT_DEBUG(nbt_ntlogon_packet, ntlogon);
97 switch (ntlogon->command) {
98 case NTLOGON_SAM_LOGON:
99 nbtd_ntlogon_sam_logon(dgmslot, packet, src, ntlogon);
102 DEBUG(2,("unknown ntlogon op %d from %s:%d\n",
103 ntlogon->command, src->addr, src->port));
107 talloc_free(ntlogon);
111 DEBUG(2,("nbtd ntlogon handler failed from %s:%d - %s\n",
112 src->addr, src->port, nt_errstr(status)));
113 talloc_free(ntlogon);