mirror of
https://github.com/samba-team/samba.git
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767685e9fd
requests...
this fixes a bug where I thought windows would try KRB5 via broadcast...
metze
(This used to be commit 0e7b224294)
119 lines
3.5 KiB
C
119 lines
3.5 KiB
C
/*
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Unix SMB/CIFS implementation.
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NBT datagram ntlogon server
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Copyright (C) Andrew Tridgell 2005
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "includes.h"
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#include "nbt_server/nbt_server.h"
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#include "lib/socket/socket.h"
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#include "librpc/gen_ndr/ndr_nbt.h"
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/*
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reply to a SAM LOGON request
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*/
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static void nbtd_ntlogon_sam_logon(struct dgram_mailslot_handler *dgmslot,
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struct nbtd_interface *iface,
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struct nbt_dgram_packet *packet,
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const struct socket_address *src,
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struct nbt_ntlogon_packet *ntlogon)
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{
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struct nbt_name *name = &packet->data.msg.dest_name;
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struct nbtd_interface *reply_iface = nbtd_find_reply_iface(iface, src->addr, False);
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struct nbt_ntlogon_packet reply;
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struct nbt_ntlogon_sam_logon_reply *logon;
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/* only answer sam logon requests on the PDC or LOGON names */
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if (name->type != NBT_NAME_PDC && name->type != NBT_NAME_LOGON) {
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return;
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}
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/* setup a SAM LOGON reply */
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ZERO_STRUCT(reply);
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reply.command = NTLOGON_SAM_LOGON_REPLY;
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logon = &reply.req.reply;
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logon->server = talloc_asprintf(packet, "\\\\%s", lp_netbios_name());
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logon->user_name = ntlogon->req.logon.user_name;
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logon->domain = lp_workgroup();
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logon->nt_version = 1;
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logon->lmnt_token = 0xFFFF;
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logon->lm20_token = 0xFFFF;
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packet->data.msg.dest_name.type = 0;
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dgram_mailslot_ntlogon_reply(reply_iface->dgmsock,
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packet,
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ntlogon->req.logon.mailslot_name,
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&reply);
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}
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/*
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handle incoming ntlogon mailslot requests
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*/
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void nbtd_mailslot_ntlogon_handler(struct dgram_mailslot_handler *dgmslot,
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struct nbt_dgram_packet *packet,
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struct socket_address *src)
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{
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NTSTATUS status = NT_STATUS_NO_MEMORY;
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struct nbtd_interface *iface =
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talloc_get_type(dgmslot->private, struct nbtd_interface);
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struct nbt_ntlogon_packet *ntlogon =
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talloc(dgmslot, struct nbt_ntlogon_packet);
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struct nbtd_iface_name *iname;
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struct nbt_name *name = &packet->data.msg.dest_name;
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if (ntlogon == NULL) goto failed;
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/*
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see if the we are listening on the destination netbios name
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*/
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iname = nbtd_find_iname(iface, name, 0);
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if (iname == NULL) {
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status = NT_STATUS_BAD_NETWORK_NAME;
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goto failed;
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}
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DEBUG(2,("ntlogon request to %s from %s:%d\n",
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nbt_name_string(ntlogon, name), src->addr, src->port));
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status = dgram_mailslot_ntlogon_parse(dgmslot, ntlogon, packet, ntlogon);
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if (!NT_STATUS_IS_OK(status)) goto failed;
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NDR_PRINT_DEBUG(nbt_ntlogon_packet, ntlogon);
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switch (ntlogon->command) {
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case NTLOGON_SAM_LOGON:
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nbtd_ntlogon_sam_logon(dgmslot, iface, packet, src, ntlogon);
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break;
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default:
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DEBUG(2,("unknown ntlogon op %d from %s:%d\n",
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ntlogon->command, src->addr, src->port));
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break;
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}
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talloc_free(ntlogon);
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return;
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failed:
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DEBUG(2,("nbtd ntlogon handler failed from %s:%d to %s - %s\n",
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src->addr, src->port, nbt_name_string(ntlogon, name),
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nt_errstr(status)));
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talloc_free(ntlogon);
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}
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