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Diffstat (limited to 'source4/nmbd/nmbd_winsproxy.c')
-rw-r--r--source4/nmbd/nmbd_winsproxy.c221
1 files changed, 0 insertions, 221 deletions
diff --git a/source4/nmbd/nmbd_winsproxy.c b/source4/nmbd/nmbd_winsproxy.c
deleted file mode 100644
index 2e65ebb612..0000000000
--- a/source4/nmbd/nmbd_winsproxy.c
+++ /dev/null
@@ -1,221 +0,0 @@
-/*
- Unix SMB/CIFS implementation.
- NBT netbios routines and daemon - version 2
-
- Copyright (C) Jeremy Allison 1994-1998
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
-*/
-
-#include "includes.h"
-
-/****************************************************************************
-Function called when the name lookup succeeded.
-****************************************************************************/
-
-static void wins_proxy_name_query_request_success( struct subnet_record *subrec,
- struct userdata_struct *userdata,
- struct nmb_name *nmbname, struct in_addr ip, struct res_rec *rrec)
-{
- struct packet_struct *original_packet;
- struct subnet_record *orig_broadcast_subnet;
- struct name_record *namerec;
- uint16 nb_flags;
- int num_ips;
- int i;
- int ttl = 3600; /* By default one hour in the cache. */
- struct in_addr *iplist;
-
- /* Extract the original packet and the original broadcast subnet from
- the userdata. */
-
- memcpy( (char *)&orig_broadcast_subnet, userdata->data, sizeof(struct subnet_record *) );
- memcpy( (char *)&original_packet, &userdata->data[sizeof(struct subnet_record *)],
- sizeof(struct packet_struct *) );
-
- nb_flags = get_nb_flags( rrec->rdata );
-
- num_ips = rrec->rdlength / 6;
- if(num_ips == 0)
- {
- DEBUG(0,("wins_proxy_name_query_request_success: Invalid number of IP records (0) \
-returned for name %s.\n", nmb_namestr(nmbname) ));
- return;
- }
-
- if(num_ips == 1)
- iplist = &ip;
- else
- {
- if((iplist = (struct in_addr *)malloc( num_ips * sizeof(struct in_addr) )) == NULL)
- {
- DEBUG(0,("wins_proxy_name_query_request_success: malloc fail !\n"));
- return;
- }
-
- for(i = 0; i < num_ips; i++)
- putip( (char *)&iplist[i], (char *)&rrec->rdata[ (i*6) + 2]);
- }
-
- /* Add the queried name to the original subnet as a WINS_PROXY_NAME. */
-
- if(rrec == PERMANENT_TTL)
- ttl = lp_max_ttl();
-
- namerec = add_name_to_subnet( orig_broadcast_subnet, nmbname->name,
- nmbname->name_type, nb_flags, ttl,
- WINS_PROXY_NAME, num_ips, iplist );
-
- if(iplist != &ip)
- SAFE_FREE(iplist);
-
- /*
- * Check that none of the IP addresses we are returning is on the
- * same broadcast subnet as the original requesting packet. If it
- * is then don't reply (although we still need to add the name
- * to the cache) as the actual machine will be replying also
- * and we don't want two replies to a broadcast query.
- */
-
- if(namerec && original_packet->packet.nmb.header.nm_flags.bcast)
- {
- for( i = 0; i < namerec->data.num_ips; i++)
- {
- if( same_net( namerec->data.ip[i],
- orig_broadcast_subnet->myip,
- orig_broadcast_subnet->mask_ip ) )
- {
- DEBUG( 5, ( "wins_proxy_name_query_request_success: name %s is a WINS \
-proxy name and is also on the same subnet (%s) as the requestor. \
-Not replying.\n",
- nmb_namestr(&namerec->name),
- orig_broadcast_subnet->subnet_name ) );
- return;
- }
- }
- }
-
- /* Finally reply to the original name query. */
- reply_netbios_packet(original_packet, /* Packet to reply to. */
- 0, /* Result code. */
- NMB_QUERY, /* nmbd type code. */
- NMB_NAME_QUERY_OPCODE, /* opcode. */
- ttl, /* ttl. */
- rrec->rdata, /* data to send. */
- rrec->rdlength); /* data length. */
-}
-
-/****************************************************************************
-Function called when the name lookup failed.
-****************************************************************************/
-
-static void wins_proxy_name_query_request_fail(struct subnet_record *subrec,
- struct response_record *rrec,
- struct nmb_name *question_name, int fail_code)
-{
- DEBUG(4,("wins_proxy_name_query_request_fail: WINS server returned error code %d for lookup \
-of name %s.\n", fail_code, nmb_namestr(question_name) ));
-}
-
-/****************************************************************************
-Function to make a deep copy of the userdata we will need when the WINS
-proxy query returns.
-****************************************************************************/
-
-static struct userdata_struct *wins_proxy_userdata_copy_fn(struct userdata_struct *userdata)
-{
- struct packet_struct *p, *copy_of_p;
- struct userdata_struct *new_userdata =
- (struct userdata_struct *)malloc( userdata->userdata_len );
-
- if(new_userdata == NULL)
- return NULL;
-
- new_userdata->copy_fn = userdata->copy_fn;
- new_userdata->free_fn = userdata->free_fn;
- new_userdata->userdata_len = userdata->userdata_len;
-
- /* Copy the subnet_record pointer. */
- memcpy( new_userdata->data, userdata->data, sizeof(struct subnet_record *) );
-
- /* Extract the pointer to the packet struct */
- memcpy((char *)&p, &userdata->data[sizeof(struct subnet_record *)],
- sizeof(struct packet_struct *) );
-
- /* Do a deep copy of the packet. */
- if((copy_of_p = copy_packet(p)) == NULL)
- {
- SAFE_FREE(new_userdata);
- return NULL;
- }
-
- /* Lock the copy. */
- copy_of_p->locked = True;
-
- memcpy( &new_userdata->data[sizeof(struct subnet_record *)], (char *)&copy_of_p,
- sizeof(struct packet_struct *) );
-
- return new_userdata;
-}
-
-/****************************************************************************
-Function to free the deep copy of the userdata we used when the WINS
-proxy query returned.
-****************************************************************************/
-
-static void wins_proxy_userdata_free_fn(struct userdata_struct *userdata)
-{
- struct packet_struct *p;
-
- /* Extract the pointer to the packet struct */
- memcpy((char *)&p, &userdata->data[sizeof(struct subnet_record *)],
- sizeof(struct packet_struct *));
-
- /* Unlock the packet. */
- p->locked = False;
-
- free_packet(p);
- ZERO_STRUCTP(userdata);
- SAFE_FREE(userdata);
-}
-
-/****************************************************************************
- Make a WINS query on behalf of a broadcast client name query request.
-****************************************************************************/
-
-void make_wins_proxy_name_query_request( struct subnet_record *subrec,
- struct packet_struct *incoming_packet,
- struct nmb_name *question_name)
-{
- long *ud[(sizeof(struct userdata_struct) + sizeof(struct subrec *) +
- sizeof(struct packet_struct *))/sizeof(long *) + 1];
- struct userdata_struct *userdata = (struct userdata_struct *)ud;
-
- memset(ud, '\0', sizeof(ud));
-
- userdata->copy_fn = wins_proxy_userdata_copy_fn;
- userdata->free_fn = wins_proxy_userdata_free_fn;
- userdata->userdata_len = sizeof(ud);
- memcpy( userdata->data, (char *)&subrec, sizeof(struct subnet_record *));
- memcpy( &userdata->data[sizeof(struct subnet_record *)], (char *)&incoming_packet,
- sizeof(struct packet_struct *));
-
- /* Now use the unicast subnet to query the name with the WINS server. */
- query_name( unicast_subnet, question_name->name, question_name->name_type,
- wins_proxy_name_query_request_success,
- wins_proxy_name_query_request_fail,
- userdata);
-}
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