mirror of
https://github.com/samba-team/samba.git
synced 2024-12-24 21:34:56 +03:00
f35e9a8b90
as that's what they do. Fix string_replace() to fast-path ascii. Jeremy.
1367 lines
36 KiB
C
1367 lines
36 KiB
C
/*
|
|
Unix SMB/CIFS implementation.
|
|
name query routines
|
|
Copyright (C) Andrew Tridgell 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"
|
|
|
|
/* nmbd.c sets this to True. */
|
|
BOOL global_in_nmbd = False;
|
|
|
|
/****************************************************************************
|
|
Generate a random trn_id.
|
|
****************************************************************************/
|
|
|
|
static int generate_trn_id(void)
|
|
{
|
|
static int trn_id;
|
|
|
|
if (trn_id == 0) {
|
|
sys_srandom(sys_getpid());
|
|
}
|
|
|
|
trn_id = sys_random();
|
|
|
|
return trn_id % (unsigned)0x7FFF;
|
|
}
|
|
|
|
/****************************************************************************
|
|
Parse a node status response into an array of structures.
|
|
****************************************************************************/
|
|
|
|
static struct node_status *parse_node_status(char *p, int *num_names)
|
|
{
|
|
struct node_status *ret;
|
|
int i;
|
|
|
|
*num_names = CVAL(p,0);
|
|
|
|
if (*num_names == 0)
|
|
return NULL;
|
|
|
|
ret = (struct node_status *)malloc(sizeof(struct node_status)* (*num_names));
|
|
if (!ret) return NULL;
|
|
|
|
p++;
|
|
for (i=0;i< *num_names;i++) {
|
|
StrnCpy(ret[i].name,p,15);
|
|
trim_char(ret[i].name,'\0',' ');
|
|
ret[i].type = CVAL(p,15);
|
|
ret[i].flags = p[16];
|
|
p += 18;
|
|
DEBUG(10, ("%s#%02x: flags = 0x%02x\n", ret[i].name,
|
|
ret[i].type, ret[i].flags));
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/****************************************************************************
|
|
Do a NBT node status query on an open socket and return an array of
|
|
structures holding the returned names or NULL if the query failed.
|
|
**************************************************************************/
|
|
|
|
struct node_status *node_status_query(int fd,struct nmb_name *name,
|
|
struct in_addr to_ip, int *num_names)
|
|
{
|
|
BOOL found=False;
|
|
int retries = 2;
|
|
int retry_time = 2000;
|
|
struct timeval tval;
|
|
struct packet_struct p;
|
|
struct packet_struct *p2;
|
|
struct nmb_packet *nmb = &p.packet.nmb;
|
|
struct node_status *ret;
|
|
|
|
ZERO_STRUCT(p);
|
|
|
|
nmb->header.name_trn_id = generate_trn_id();
|
|
nmb->header.opcode = 0;
|
|
nmb->header.response = False;
|
|
nmb->header.nm_flags.bcast = False;
|
|
nmb->header.nm_flags.recursion_available = False;
|
|
nmb->header.nm_flags.recursion_desired = False;
|
|
nmb->header.nm_flags.trunc = False;
|
|
nmb->header.nm_flags.authoritative = False;
|
|
nmb->header.rcode = 0;
|
|
nmb->header.qdcount = 1;
|
|
nmb->header.ancount = 0;
|
|
nmb->header.nscount = 0;
|
|
nmb->header.arcount = 0;
|
|
nmb->question.question_name = *name;
|
|
nmb->question.question_type = 0x21;
|
|
nmb->question.question_class = 0x1;
|
|
|
|
p.ip = to_ip;
|
|
p.port = NMB_PORT;
|
|
p.fd = fd;
|
|
p.timestamp = time(NULL);
|
|
p.packet_type = NMB_PACKET;
|
|
|
|
GetTimeOfDay(&tval);
|
|
|
|
if (!send_packet(&p))
|
|
return NULL;
|
|
|
|
retries--;
|
|
|
|
while (1) {
|
|
struct timeval tval2;
|
|
GetTimeOfDay(&tval2);
|
|
if (TvalDiff(&tval,&tval2) > retry_time) {
|
|
if (!retries)
|
|
break;
|
|
if (!found && !send_packet(&p))
|
|
return NULL;
|
|
GetTimeOfDay(&tval);
|
|
retries--;
|
|
}
|
|
|
|
if ((p2=receive_nmb_packet(fd,90,nmb->header.name_trn_id))) {
|
|
struct nmb_packet *nmb2 = &p2->packet.nmb;
|
|
debug_nmb_packet(p2);
|
|
|
|
if (nmb2->header.opcode != 0 ||
|
|
nmb2->header.nm_flags.bcast ||
|
|
nmb2->header.rcode ||
|
|
!nmb2->header.ancount ||
|
|
nmb2->answers->rr_type != 0x21) {
|
|
/* XXXX what do we do with this? could be a
|
|
redirect, but we'll discard it for the
|
|
moment */
|
|
free_packet(p2);
|
|
continue;
|
|
}
|
|
|
|
ret = parse_node_status(&nmb2->answers->rdata[0], num_names);
|
|
free_packet(p2);
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/****************************************************************************
|
|
Find the first type XX name in a node status reply - used for finding
|
|
a servers name given its IP. Return the matched name in *name.
|
|
**************************************************************************/
|
|
|
|
BOOL name_status_find(const char *q_name, int q_type, int type, struct in_addr to_ip, char *name)
|
|
{
|
|
struct node_status *status = NULL;
|
|
struct nmb_name nname;
|
|
int count, i;
|
|
int sock;
|
|
BOOL result = False;
|
|
|
|
if (lp_disable_netbios()) {
|
|
DEBUG(5,("name_status_find(%s#%02x): netbios is disabled\n", q_name, q_type));
|
|
return False;
|
|
}
|
|
|
|
DEBUG(10, ("name_status_find: looking up %s#%02x at %s\n", q_name,
|
|
q_type, inet_ntoa(to_ip)));
|
|
|
|
/* Check the cache first. */
|
|
|
|
if (namecache_status_fetch(q_name, q_type, type, to_ip, name))
|
|
return True;
|
|
|
|
sock = open_socket_in(SOCK_DGRAM, 0, 3, interpret_addr(lp_socket_address()), True);
|
|
if (sock == -1)
|
|
goto done;
|
|
|
|
/* W2K PDC's seem not to respond to '*'#0. JRA */
|
|
make_nmb_name(&nname, q_name, q_type);
|
|
status = node_status_query(sock, &nname, to_ip, &count);
|
|
close(sock);
|
|
if (!status)
|
|
goto done;
|
|
|
|
for (i=0;i<count;i++) {
|
|
if (status[i].type == type)
|
|
break;
|
|
}
|
|
if (i == count)
|
|
goto done;
|
|
|
|
pull_ascii(name, status[i].name, 16, 15, STR_TERMINATE);
|
|
|
|
/* Store the result in the cache. */
|
|
/* but don't store an entry for 0x1c names here. Here we have
|
|
a single host and DOMAIN<0x1c> names should be a list of hosts */
|
|
|
|
if ( q_type != 0x1c )
|
|
namecache_status_store(q_name, q_type, type, to_ip, name);
|
|
|
|
result = True;
|
|
|
|
done:
|
|
SAFE_FREE(status);
|
|
|
|
DEBUG(10, ("name_status_find: name %sfound", result ? "" : "not "));
|
|
|
|
if (result)
|
|
DEBUGADD(10, (", name %s ip address is %s", name, inet_ntoa(to_ip)));
|
|
|
|
DEBUG(10, ("\n"));
|
|
|
|
return result;
|
|
}
|
|
|
|
/*
|
|
comparison function used by sort_ip_list
|
|
*/
|
|
|
|
int ip_compare(struct in_addr *ip1, struct in_addr *ip2)
|
|
{
|
|
int max_bits1=0, max_bits2=0;
|
|
int num_interfaces = iface_count();
|
|
int i;
|
|
|
|
for (i=0;i<num_interfaces;i++) {
|
|
struct in_addr ip;
|
|
int bits1, bits2;
|
|
ip = *iface_n_bcast(i);
|
|
bits1 = matching_quad_bits((uchar *)&ip1->s_addr, (uchar *)&ip.s_addr);
|
|
bits2 = matching_quad_bits((uchar *)&ip2->s_addr, (uchar *)&ip.s_addr);
|
|
max_bits1 = MAX(bits1, max_bits1);
|
|
max_bits2 = MAX(bits2, max_bits2);
|
|
}
|
|
|
|
/* bias towards directly reachable IPs */
|
|
if (iface_local(*ip1)) {
|
|
max_bits1 += 32;
|
|
}
|
|
if (iface_local(*ip2)) {
|
|
max_bits2 += 32;
|
|
}
|
|
|
|
return max_bits2 - max_bits1;
|
|
}
|
|
|
|
/*******************************************************************
|
|
compare 2 ldap IPs by nearness to our interfaces - used in qsort
|
|
*******************************************************************/
|
|
|
|
static int ip_service_compare(struct ip_service *ip1, struct ip_service *ip2)
|
|
{
|
|
int result;
|
|
|
|
if ( (result = ip_compare(&ip1->ip, &ip2->ip)) != 0 )
|
|
return result;
|
|
|
|
if ( ip1->port > ip2->port )
|
|
return 1;
|
|
|
|
if ( ip1->port < ip2->port )
|
|
return -1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
sort an IP list so that names that are close to one of our interfaces
|
|
are at the top. This prevents the problem where a WINS server returns an IP that
|
|
is not reachable from our subnet as the first match
|
|
*/
|
|
|
|
static void sort_ip_list(struct in_addr *iplist, int count)
|
|
{
|
|
if (count <= 1) {
|
|
return;
|
|
}
|
|
|
|
qsort(iplist, count, sizeof(struct in_addr), QSORT_CAST ip_compare);
|
|
}
|
|
|
|
void sort_ip_list2(struct ip_service *iplist, int count)
|
|
{
|
|
if (count <= 1) {
|
|
return;
|
|
}
|
|
|
|
qsort(iplist, count, sizeof(struct ip_service), QSORT_CAST ip_service_compare);
|
|
}
|
|
|
|
/**********************************************************************
|
|
Remove any duplicate address/port pairs in the list
|
|
*********************************************************************/
|
|
|
|
static int remove_duplicate_addrs2( struct ip_service *iplist, int count )
|
|
{
|
|
int i, j;
|
|
|
|
DEBUG(10,("remove_duplicate_addrs2: looking for duplicate address/port pairs\n"));
|
|
|
|
/* one loop to remove duplicates */
|
|
for ( i=0; i<count; i++ ) {
|
|
if ( is_zero_ip(iplist[i].ip) )
|
|
continue;
|
|
|
|
for ( j=i+1; j<count; j++ ) {
|
|
if ( ip_service_equal(iplist[i], iplist[j]) )
|
|
zero_ip(&iplist[j].ip);
|
|
}
|
|
}
|
|
|
|
/* one loop to clean up any holes we left */
|
|
/* first ip should never be a zero_ip() */
|
|
for (i = 0; i<count; ) {
|
|
if ( is_zero_ip(iplist[i].ip) ) {
|
|
if (i != count-1 )
|
|
memmove(&iplist[i], &iplist[i+1], (count - i - 1)*sizeof(iplist[i]));
|
|
count--;
|
|
continue;
|
|
}
|
|
i++;
|
|
}
|
|
|
|
return count;
|
|
}
|
|
|
|
/****************************************************************************
|
|
Do a netbios name query to find someones IP.
|
|
Returns an array of IP addresses or NULL if none.
|
|
*count will be set to the number of addresses returned.
|
|
*timed_out is set if we failed by timing out
|
|
****************************************************************************/
|
|
|
|
struct in_addr *name_query(int fd,const char *name,int name_type,
|
|
BOOL bcast,BOOL recurse,
|
|
struct in_addr to_ip, int *count, int *flags,
|
|
BOOL *timed_out)
|
|
{
|
|
BOOL found=False;
|
|
int i, retries = 3;
|
|
int retry_time = bcast?250:2000;
|
|
struct timeval tval;
|
|
struct packet_struct p;
|
|
struct packet_struct *p2;
|
|
struct nmb_packet *nmb = &p.packet.nmb;
|
|
struct in_addr *ip_list = NULL;
|
|
|
|
if (lp_disable_netbios()) {
|
|
DEBUG(5,("name_query(%s#%02x): netbios is disabled\n", name, name_type));
|
|
return NULL;
|
|
}
|
|
|
|
if (timed_out) {
|
|
*timed_out = False;
|
|
}
|
|
|
|
memset((char *)&p,'\0',sizeof(p));
|
|
(*count) = 0;
|
|
(*flags) = 0;
|
|
|
|
nmb->header.name_trn_id = generate_trn_id();
|
|
nmb->header.opcode = 0;
|
|
nmb->header.response = False;
|
|
nmb->header.nm_flags.bcast = bcast;
|
|
nmb->header.nm_flags.recursion_available = False;
|
|
nmb->header.nm_flags.recursion_desired = recurse;
|
|
nmb->header.nm_flags.trunc = False;
|
|
nmb->header.nm_flags.authoritative = False;
|
|
nmb->header.rcode = 0;
|
|
nmb->header.qdcount = 1;
|
|
nmb->header.ancount = 0;
|
|
nmb->header.nscount = 0;
|
|
nmb->header.arcount = 0;
|
|
|
|
make_nmb_name(&nmb->question.question_name,name,name_type);
|
|
|
|
nmb->question.question_type = 0x20;
|
|
nmb->question.question_class = 0x1;
|
|
|
|
p.ip = to_ip;
|
|
p.port = NMB_PORT;
|
|
p.fd = fd;
|
|
p.timestamp = time(NULL);
|
|
p.packet_type = NMB_PACKET;
|
|
|
|
GetTimeOfDay(&tval);
|
|
|
|
if (!send_packet(&p))
|
|
return NULL;
|
|
|
|
retries--;
|
|
|
|
while (1) {
|
|
struct timeval tval2;
|
|
struct in_addr *tmp_ip_list;
|
|
|
|
GetTimeOfDay(&tval2);
|
|
if (TvalDiff(&tval,&tval2) > retry_time) {
|
|
if (!retries)
|
|
break;
|
|
if (!found && !send_packet(&p))
|
|
return NULL;
|
|
GetTimeOfDay(&tval);
|
|
retries--;
|
|
}
|
|
|
|
if ((p2=receive_nmb_packet(fd,90,nmb->header.name_trn_id))) {
|
|
struct nmb_packet *nmb2 = &p2->packet.nmb;
|
|
debug_nmb_packet(p2);
|
|
|
|
/* If we get a Negative Name Query Response from a WINS
|
|
* server, we should report it and give up.
|
|
*/
|
|
if( 0 == nmb2->header.opcode /* A query response */
|
|
&& !(bcast) /* from a WINS server */
|
|
&& nmb2->header.rcode /* Error returned */
|
|
) {
|
|
|
|
if( DEBUGLVL( 3 ) ) {
|
|
/* Only executed if DEBUGLEVEL >= 3 */
|
|
dbgtext( "Negative name query response, rcode 0x%02x: ", nmb2->header.rcode );
|
|
switch( nmb2->header.rcode ) {
|
|
case 0x01:
|
|
dbgtext( "Request was invalidly formatted.\n" );
|
|
break;
|
|
case 0x02:
|
|
dbgtext( "Problem with NBNS, cannot process name.\n");
|
|
break;
|
|
case 0x03:
|
|
dbgtext( "The name requested does not exist.\n" );
|
|
break;
|
|
case 0x04:
|
|
dbgtext( "Unsupported request error.\n" );
|
|
break;
|
|
case 0x05:
|
|
dbgtext( "Query refused error.\n" );
|
|
break;
|
|
default:
|
|
dbgtext( "Unrecognized error code.\n" );
|
|
break;
|
|
}
|
|
}
|
|
free_packet(p2);
|
|
return( NULL );
|
|
}
|
|
|
|
if (nmb2->header.opcode != 0 ||
|
|
nmb2->header.nm_flags.bcast ||
|
|
nmb2->header.rcode ||
|
|
!nmb2->header.ancount) {
|
|
/*
|
|
* XXXX what do we do with this? Could be a
|
|
* redirect, but we'll discard it for the
|
|
* moment.
|
|
*/
|
|
free_packet(p2);
|
|
continue;
|
|
}
|
|
|
|
tmp_ip_list = (struct in_addr *)Realloc( ip_list, sizeof( ip_list[0] )
|
|
* ( (*count) + nmb2->answers->rdlength/6 ) );
|
|
|
|
if (!tmp_ip_list) {
|
|
DEBUG(0,("name_query: Realloc failed.\n"));
|
|
SAFE_FREE(ip_list);
|
|
}
|
|
|
|
ip_list = tmp_ip_list;
|
|
|
|
if (ip_list) {
|
|
DEBUG(2,("Got a positive name query response from %s ( ", inet_ntoa(p2->ip)));
|
|
for (i=0;i<nmb2->answers->rdlength/6;i++) {
|
|
putip((char *)&ip_list[(*count)],&nmb2->answers->rdata[2+i*6]);
|
|
DEBUGADD(2,("%s ",inet_ntoa(ip_list[(*count)])));
|
|
(*count)++;
|
|
}
|
|
DEBUGADD(2,(")\n"));
|
|
}
|
|
|
|
found=True;
|
|
retries=0;
|
|
/* We add the flags back ... */
|
|
if (nmb2->header.response)
|
|
(*flags) |= NM_FLAGS_RS;
|
|
if (nmb2->header.nm_flags.authoritative)
|
|
(*flags) |= NM_FLAGS_AA;
|
|
if (nmb2->header.nm_flags.trunc)
|
|
(*flags) |= NM_FLAGS_TC;
|
|
if (nmb2->header.nm_flags.recursion_desired)
|
|
(*flags) |= NM_FLAGS_RD;
|
|
if (nmb2->header.nm_flags.recursion_available)
|
|
(*flags) |= NM_FLAGS_RA;
|
|
if (nmb2->header.nm_flags.bcast)
|
|
(*flags) |= NM_FLAGS_B;
|
|
free_packet(p2);
|
|
/*
|
|
* If we're doing a unicast lookup we only
|
|
* expect one reply. Don't wait the full 2
|
|
* seconds if we got one. JRA.
|
|
*/
|
|
if(!bcast && found)
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* only set timed_out if we didn't fund what we where looking for*/
|
|
|
|
if ( !found && timed_out ) {
|
|
*timed_out = True;
|
|
}
|
|
|
|
/* sort the ip list so we choose close servers first if possible */
|
|
sort_ip_list(ip_list, *count);
|
|
|
|
return ip_list;
|
|
}
|
|
|
|
/********************************************************
|
|
Start parsing the lmhosts file.
|
|
*********************************************************/
|
|
|
|
XFILE *startlmhosts(char *fname)
|
|
{
|
|
XFILE *fp = x_fopen(fname,O_RDONLY, 0);
|
|
if (!fp) {
|
|
DEBUG(4,("startlmhosts: Can't open lmhosts file %s. Error was %s\n",
|
|
fname, strerror(errno)));
|
|
return NULL;
|
|
}
|
|
return fp;
|
|
}
|
|
|
|
/********************************************************
|
|
Parse the next line in the lmhosts file.
|
|
*********************************************************/
|
|
|
|
BOOL getlmhostsent( XFILE *fp, pstring name, int *name_type, struct in_addr *ipaddr)
|
|
{
|
|
pstring line;
|
|
|
|
while(!x_feof(fp) && !x_ferror(fp)) {
|
|
pstring ip,flags,extra;
|
|
const char *ptr;
|
|
char *ptr1;
|
|
int count = 0;
|
|
|
|
*name_type = -1;
|
|
|
|
if (!fgets_slash(line,sizeof(pstring),fp))
|
|
continue;
|
|
|
|
if (*line == '#')
|
|
continue;
|
|
|
|
pstrcpy(ip,"");
|
|
pstrcpy(name,"");
|
|
pstrcpy(flags,"");
|
|
|
|
ptr = line;
|
|
|
|
if (next_token(&ptr,ip ,NULL,sizeof(ip)))
|
|
++count;
|
|
if (next_token(&ptr,name ,NULL, sizeof(pstring)))
|
|
++count;
|
|
if (next_token(&ptr,flags,NULL, sizeof(flags)))
|
|
++count;
|
|
if (next_token(&ptr,extra,NULL, sizeof(extra)))
|
|
++count;
|
|
|
|
if (count <= 0)
|
|
continue;
|
|
|
|
if (count > 0 && count < 2)
|
|
{
|
|
DEBUG(0,("getlmhostsent: Ill formed hosts line [%s]\n",line));
|
|
continue;
|
|
}
|
|
|
|
if (count >= 4)
|
|
{
|
|
DEBUG(0,("getlmhostsent: too many columns in lmhosts file (obsolete syntax)\n"));
|
|
continue;
|
|
}
|
|
|
|
DEBUG(4, ("getlmhostsent: lmhost entry: %s %s %s\n", ip, name, flags));
|
|
|
|
if (strchr_m(flags,'G') || strchr_m(flags,'S'))
|
|
{
|
|
DEBUG(0,("getlmhostsent: group flag in lmhosts ignored (obsolete)\n"));
|
|
continue;
|
|
}
|
|
|
|
*ipaddr = *interpret_addr2(ip);
|
|
|
|
/* Extra feature. If the name ends in '#XX', where XX is a hex number,
|
|
then only add that name type. */
|
|
if((ptr1 = strchr_m(name, '#')) != NULL)
|
|
{
|
|
char *endptr;
|
|
|
|
ptr1++;
|
|
*name_type = (int)strtol(ptr1, &endptr, 16);
|
|
|
|
if(!*ptr1 || (endptr == ptr1))
|
|
{
|
|
DEBUG(0,("getlmhostsent: invalid name %s containing '#'.\n", name));
|
|
continue;
|
|
}
|
|
|
|
*(--ptr1) = '\0'; /* Truncate at the '#' */
|
|
}
|
|
|
|
return True;
|
|
}
|
|
|
|
return False;
|
|
}
|
|
|
|
/********************************************************
|
|
Finish parsing the lmhosts file.
|
|
*********************************************************/
|
|
|
|
void endlmhosts(XFILE *fp)
|
|
{
|
|
x_fclose(fp);
|
|
}
|
|
|
|
/********************************************************
|
|
convert an array if struct in_addrs to struct ip_service
|
|
return False on failure. Port is set to PORT_NONE;
|
|
*********************************************************/
|
|
|
|
static BOOL convert_ip2service( struct ip_service **return_iplist, struct in_addr *ip_list, int count )
|
|
{
|
|
int i;
|
|
|
|
if ( count==0 || !ip_list )
|
|
return False;
|
|
|
|
/* copy the ip address; port will be PORT_NONE */
|
|
if ( (*return_iplist = (struct ip_service*)malloc(count*sizeof(struct ip_service))) == NULL ) {
|
|
DEBUG(0,("convert_ip2service: malloc failed for %d enetries!\n", count ));
|
|
return False;
|
|
}
|
|
|
|
for ( i=0; i<count; i++ ) {
|
|
(*return_iplist)[i].ip = ip_list[i];
|
|
(*return_iplist)[i].port = PORT_NONE;
|
|
}
|
|
|
|
return True;
|
|
}
|
|
/********************************************************
|
|
Resolve via "bcast" method.
|
|
*********************************************************/
|
|
|
|
BOOL name_resolve_bcast(const char *name, int name_type,
|
|
struct ip_service **return_iplist, int *return_count)
|
|
{
|
|
int sock, i;
|
|
int num_interfaces = iface_count();
|
|
struct in_addr *ip_list;
|
|
BOOL ret;
|
|
|
|
if (lp_disable_netbios()) {
|
|
DEBUG(5,("name_resolve_bcast(%s#%02x): netbios is disabled\n", name, name_type));
|
|
return False;
|
|
}
|
|
|
|
*return_iplist = NULL;
|
|
*return_count = 0;
|
|
|
|
/*
|
|
* "bcast" means do a broadcast lookup on all the local interfaces.
|
|
*/
|
|
|
|
DEBUG(3,("name_resolve_bcast: Attempting broadcast lookup for name %s<0x%x>\n", name, name_type));
|
|
|
|
sock = open_socket_in( SOCK_DGRAM, 0, 3,
|
|
interpret_addr(lp_socket_address()), True );
|
|
|
|
if (sock == -1) return False;
|
|
|
|
set_socket_options(sock,"SO_BROADCAST");
|
|
/*
|
|
* Lookup the name on all the interfaces, return on
|
|
* the first successful match.
|
|
*/
|
|
for( i = num_interfaces-1; i >= 0; i--) {
|
|
struct in_addr sendto_ip;
|
|
int flags;
|
|
/* Done this way to fix compiler error on IRIX 5.x */
|
|
sendto_ip = *iface_n_bcast(i);
|
|
ip_list = name_query(sock, name, name_type, True,
|
|
True, sendto_ip, return_count, &flags, NULL);
|
|
if( ip_list )
|
|
goto success;
|
|
}
|
|
|
|
/* failed - no response */
|
|
|
|
close(sock);
|
|
return False;
|
|
|
|
success:
|
|
ret = True;
|
|
if ( !convert_ip2service(return_iplist, ip_list, *return_count) )
|
|
ret = False;
|
|
|
|
SAFE_FREE( ip_list );
|
|
close(sock);
|
|
return ret;
|
|
}
|
|
|
|
/********************************************************
|
|
Resolve via "wins" method.
|
|
*********************************************************/
|
|
|
|
BOOL resolve_wins(const char *name, int name_type,
|
|
struct ip_service **return_iplist, int *return_count)
|
|
{
|
|
int sock, t, i;
|
|
char **wins_tags;
|
|
struct in_addr src_ip, *ip_list = NULL;
|
|
BOOL ret;
|
|
|
|
if (lp_disable_netbios()) {
|
|
DEBUG(5,("resolve_wins(%s#%02x): netbios is disabled\n", name, name_type));
|
|
return False;
|
|
}
|
|
|
|
*return_iplist = NULL;
|
|
*return_count = 0;
|
|
|
|
DEBUG(3,("resolve_wins: Attempting wins lookup for name %s<0x%x>\n", name, name_type));
|
|
|
|
if (wins_srv_count() < 1) {
|
|
DEBUG(3,("resolve_wins: WINS server resolution selected and no WINS servers listed.\n"));
|
|
return False;
|
|
}
|
|
|
|
/* we try a lookup on each of the WINS tags in turn */
|
|
wins_tags = wins_srv_tags();
|
|
|
|
if (!wins_tags) {
|
|
/* huh? no tags?? give up in disgust */
|
|
return False;
|
|
}
|
|
|
|
/* the address we will be sending from */
|
|
src_ip = *interpret_addr2(lp_socket_address());
|
|
|
|
/* in the worst case we will try every wins server with every
|
|
tag! */
|
|
for (t=0; wins_tags && wins_tags[t]; t++) {
|
|
int srv_count = wins_srv_count_tag(wins_tags[t]);
|
|
for (i=0; i<srv_count; i++) {
|
|
struct in_addr wins_ip;
|
|
int flags;
|
|
BOOL timed_out;
|
|
|
|
wins_ip = wins_srv_ip_tag(wins_tags[t], src_ip);
|
|
|
|
if (global_in_nmbd && ismyip(wins_ip)) {
|
|
/* yikes! we'll loop forever */
|
|
continue;
|
|
}
|
|
|
|
/* skip any that have been unresponsive lately */
|
|
if (wins_srv_is_dead(wins_ip, src_ip)) {
|
|
continue;
|
|
}
|
|
|
|
DEBUG(3,("resolve_wins: using WINS server %s and tag '%s'\n", inet_ntoa(wins_ip), wins_tags[t]));
|
|
|
|
sock = open_socket_in(SOCK_DGRAM, 0, 3, src_ip.s_addr, True);
|
|
if (sock == -1) {
|
|
continue;
|
|
}
|
|
|
|
ip_list = name_query(sock,name,name_type, False,
|
|
True, wins_ip, return_count, &flags,
|
|
&timed_out);
|
|
|
|
/* exit loop if we got a list of addresses */
|
|
|
|
if ( ip_list )
|
|
goto success;
|
|
|
|
close(sock);
|
|
|
|
if (timed_out) {
|
|
/* Timed out wating for WINS server to respond. Mark it dead. */
|
|
wins_srv_died(wins_ip, src_ip);
|
|
} else {
|
|
/* The name definately isn't in this
|
|
group of WINS servers. goto the next group */
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
wins_srv_tags_free(wins_tags);
|
|
return False;
|
|
|
|
success:
|
|
ret = True;
|
|
if ( !convert_ip2service( return_iplist, ip_list, *return_count ) )
|
|
ret = False;
|
|
|
|
SAFE_FREE( ip_list );
|
|
wins_srv_tags_free(wins_tags);
|
|
close(sock);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/********************************************************
|
|
Resolve via "lmhosts" method.
|
|
*********************************************************/
|
|
|
|
static BOOL resolve_lmhosts(const char *name, int name_type,
|
|
struct ip_service **return_iplist, int *return_count)
|
|
{
|
|
/*
|
|
* "lmhosts" means parse the local lmhosts file.
|
|
*/
|
|
|
|
XFILE *fp;
|
|
pstring lmhost_name;
|
|
int name_type2;
|
|
struct in_addr return_ip;
|
|
|
|
*return_iplist = NULL;
|
|
*return_count = 0;
|
|
|
|
DEBUG(3,("resolve_lmhosts: Attempting lmhosts lookup for name %s<0x%x>\n", name, name_type));
|
|
|
|
fp = startlmhosts(dyn_LMHOSTSFILE);
|
|
if(fp) {
|
|
while (getlmhostsent(fp, lmhost_name, &name_type2, &return_ip)) {
|
|
if (strequal(name, lmhost_name) &&
|
|
((name_type2 == -1) || (name_type == name_type2))
|
|
) {
|
|
endlmhosts(fp);
|
|
if ( (*return_iplist = (struct ip_service *)malloc(sizeof(struct ip_service))) == NULL ) {
|
|
DEBUG(3,("resolve_lmhosts: malloc fail !\n"));
|
|
return False;
|
|
}
|
|
(*return_iplist)[0].ip = return_ip;
|
|
(*return_iplist)[0].port = PORT_NONE;
|
|
*return_count = 1;
|
|
return True;
|
|
}
|
|
}
|
|
endlmhosts(fp);
|
|
}
|
|
return False;
|
|
}
|
|
|
|
|
|
/********************************************************
|
|
Resolve via "hosts" method.
|
|
*********************************************************/
|
|
|
|
static BOOL resolve_hosts(const char *name, int name_type,
|
|
struct ip_service **return_iplist, int *return_count)
|
|
{
|
|
/*
|
|
* "host" means do a localhost, or dns lookup.
|
|
*/
|
|
struct hostent *hp;
|
|
|
|
#ifdef HAVE_ADS
|
|
if ( name_type == 0x1c ) {
|
|
int count, i = 0;
|
|
char *list = NULL;
|
|
const char *ptr;
|
|
pstring tok;
|
|
|
|
/* try to lookup the _ldap._tcp.<domain> if we are using ADS */
|
|
if ( lp_security() != SEC_ADS )
|
|
return False;
|
|
|
|
DEBUG(5,("resolve_hosts: Attempting to resolve DC's for %s using DNS\n",
|
|
name));
|
|
|
|
if (ldap_domain2hostlist(name, &list) != LDAP_SUCCESS)
|
|
return False;
|
|
|
|
count = count_chars(list, ' ') + 1;
|
|
if ( (*return_iplist = malloc(count * sizeof(struct ip_service))) == NULL ) {
|
|
DEBUG(0,("resolve_hosts: malloc failed for %d entries\n", count ));
|
|
return False;
|
|
}
|
|
|
|
ptr = list;
|
|
while (next_token(&ptr, tok, " ", sizeof(tok))) {
|
|
unsigned port = LDAP_PORT;
|
|
char *p = strchr(tok, ':');
|
|
if (p) {
|
|
*p = 0;
|
|
port = atoi(p+1);
|
|
}
|
|
(*return_iplist)[i].ip = *interpret_addr2(tok);
|
|
(*return_iplist)[i].port = port;
|
|
|
|
/* make sure it is a valid IP. I considered checking the negative
|
|
connection cache, but this is the wrong place for it. Maybe only
|
|
as a hac. After think about it, if all of the IP addresses retuend
|
|
from DNS are dead, what hope does a netbios name lookup have?
|
|
The standard reason for falling back to netbios lookups is that
|
|
our DNS server doesn't know anything about the DC's -- jerry */
|
|
|
|
if ( is_zero_ip((*return_iplist)[i].ip) )
|
|
continue;
|
|
|
|
i++;
|
|
}
|
|
SAFE_FREE(list);
|
|
|
|
*return_count = i;
|
|
|
|
return True;
|
|
}
|
|
#endif /* HAVE_ADS */
|
|
|
|
*return_iplist = NULL;
|
|
*return_count = 0;
|
|
|
|
DEBUG(3,("resolve_hosts: Attempting host lookup for name %s<0x20>\n", name));
|
|
|
|
if (((hp = sys_gethostbyname(name)) != NULL) && (hp->h_addr != NULL)) {
|
|
struct in_addr return_ip;
|
|
putip((char *)&return_ip,(char *)hp->h_addr);
|
|
*return_iplist = (struct ip_service *)malloc(sizeof(struct ip_service));
|
|
if(*return_iplist == NULL) {
|
|
DEBUG(3,("resolve_hosts: malloc fail !\n"));
|
|
return False;
|
|
}
|
|
(*return_iplist)->ip = return_ip;
|
|
(*return_iplist)->port = PORT_NONE;
|
|
*return_count = 1;
|
|
return True;
|
|
}
|
|
return False;
|
|
}
|
|
|
|
/*******************************************************************
|
|
Internal interface to resolve a name into an IP address.
|
|
Use this function if the string is either an IP address, DNS
|
|
or host name or NetBIOS name. This uses the name switch in the
|
|
smb.conf to determine the order of name resolution.
|
|
|
|
Added support for ip addr/port to support ADS ldap servers.
|
|
the only place we currently care about the port is in the
|
|
resolve_hosts() when looking up DC's via SRV RR entries in DNS
|
|
**********************************************************************/
|
|
|
|
static BOOL internal_resolve_name(const char *name, int name_type,
|
|
struct ip_service **return_iplist,
|
|
int *return_count, const char *resolve_order)
|
|
{
|
|
pstring name_resolve_list;
|
|
fstring tok;
|
|
const char *ptr;
|
|
BOOL allones = (strcmp(name,"255.255.255.255") == 0);
|
|
BOOL allzeros = (strcmp(name,"0.0.0.0") == 0);
|
|
BOOL is_address = is_ipaddress(name);
|
|
BOOL result = False;
|
|
int i;
|
|
|
|
*return_iplist = NULL;
|
|
*return_count = 0;
|
|
|
|
DEBUG(10, ("internal_resolve_name: looking up %s#%x\n", name, name_type));
|
|
|
|
if (allzeros || allones || is_address) {
|
|
|
|
if ( (*return_iplist = (struct ip_service *)malloc(sizeof(struct ip_service))) == NULL ) {
|
|
DEBUG(0,("internal_resolve_name: malloc fail !\n"));
|
|
return False;
|
|
}
|
|
|
|
if(is_address) {
|
|
/* ignore the port here */
|
|
(*return_iplist)->port = PORT_NONE;
|
|
|
|
/* if it's in the form of an IP address then get the lib to interpret it */
|
|
if (((*return_iplist)->ip.s_addr = inet_addr(name)) == 0xFFFFFFFF ){
|
|
DEBUG(1,("internal_resolve_name: inet_addr failed on %s\n", name));
|
|
return False;
|
|
}
|
|
} else {
|
|
(*return_iplist)->ip.s_addr = allones ? 0xFFFFFFFF : 0;
|
|
*return_count = 1;
|
|
}
|
|
return True;
|
|
}
|
|
|
|
/* Check name cache */
|
|
|
|
if (namecache_fetch(name, name_type, return_iplist, return_count)) {
|
|
/* This could be a negative response */
|
|
return (*return_count > 0);
|
|
}
|
|
|
|
/* set the name resolution order */
|
|
|
|
if ( !resolve_order )
|
|
pstrcpy(name_resolve_list, lp_name_resolve_order());
|
|
else
|
|
pstrcpy(name_resolve_list, resolve_order);
|
|
|
|
if ( !name_resolve_list[0] )
|
|
ptr = "host";
|
|
else
|
|
ptr = name_resolve_list;
|
|
|
|
/* iterate through the name resolution backends */
|
|
|
|
while (next_token(&ptr, tok, LIST_SEP, sizeof(tok))) {
|
|
if((strequal(tok, "host") || strequal(tok, "hosts"))) {
|
|
/* deal with 0x20 & 0x1c names here. The latter will result
|
|
in a SRV record lookup for _ldap._tcp.<domain> if we are using
|
|
'security = ads' */
|
|
if ( name_type==0x20 || name_type == 0x1c ) {
|
|
if (resolve_hosts(name, name_type, return_iplist, return_count)) {
|
|
result = True;
|
|
goto done;
|
|
}
|
|
}
|
|
} else if(strequal( tok, "lmhosts")) {
|
|
if (resolve_lmhosts(name, name_type, return_iplist, return_count)) {
|
|
result = True;
|
|
goto done;
|
|
}
|
|
} else if(strequal( tok, "wins")) {
|
|
/* don't resolve 1D via WINS */
|
|
if (name_type != 0x1D &&
|
|
resolve_wins(name, name_type, return_iplist, return_count)) {
|
|
result = True;
|
|
goto done;
|
|
}
|
|
} else if(strequal( tok, "bcast")) {
|
|
if (name_resolve_bcast(name, name_type, return_iplist, return_count)) {
|
|
result = True;
|
|
goto done;
|
|
}
|
|
} else {
|
|
DEBUG(0,("resolve_name: unknown name switch type %s\n", tok));
|
|
}
|
|
}
|
|
|
|
/* All of the resolve_* functions above have returned false. */
|
|
|
|
SAFE_FREE(*return_iplist);
|
|
*return_count = 0;
|
|
|
|
return False;
|
|
|
|
done:
|
|
|
|
/* Remove duplicate entries. Some queries, notably #1c (domain
|
|
controllers) return the PDC in iplist[0] and then all domain
|
|
controllers including the PDC in iplist[1..n]. Iterating over
|
|
the iplist when the PDC is down will cause two sets of timeouts. */
|
|
|
|
if ( *return_count ) {
|
|
*return_count = remove_duplicate_addrs2( *return_iplist, *return_count );
|
|
}
|
|
|
|
/* Save in name cache */
|
|
if ( DEBUGLEVEL >= 100 ) {
|
|
for (i = 0; i < *return_count && DEBUGLEVEL == 100; i++)
|
|
DEBUG(100, ("Storing name %s of type %d (%s:%d)\n", name,
|
|
name_type, inet_ntoa((*return_iplist)[i].ip), (*return_iplist)[i].port));
|
|
}
|
|
|
|
namecache_store(name, name_type, *return_count, *return_iplist);
|
|
|
|
/* Display some debugging info */
|
|
|
|
if ( DEBUGLEVEL >= 10 ) {
|
|
DEBUG(10, ("internal_resolve_name: returning %d addresses: ",
|
|
*return_count));
|
|
|
|
for (i = 0; i < *return_count; i++)
|
|
DEBUGADD(10, ("%s:%d ", inet_ntoa((*return_iplist)[i].ip), (*return_iplist)[i].port));
|
|
|
|
DEBUG(10, ("\n"));
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
/********************************************************
|
|
Internal interface to resolve a name into one IP address.
|
|
Use this function if the string is either an IP address, DNS
|
|
or host name or NetBIOS name. This uses the name switch in the
|
|
smb.conf to determine the order of name resolution.
|
|
*********************************************************/
|
|
|
|
BOOL resolve_name(const char *name, struct in_addr *return_ip, int name_type)
|
|
{
|
|
struct ip_service *ip_list = NULL;
|
|
int count = 0;
|
|
|
|
if (is_ipaddress(name)) {
|
|
*return_ip = *interpret_addr2(name);
|
|
return True;
|
|
}
|
|
|
|
if (internal_resolve_name(name, name_type, &ip_list, &count, lp_name_resolve_order())) {
|
|
int i;
|
|
|
|
/* only return valid addresses for TCP connections */
|
|
for (i=0; i<count; i++) {
|
|
char *ip_str = inet_ntoa(ip_list[i].ip);
|
|
if (ip_str &&
|
|
strcmp(ip_str, "255.255.255.255") != 0 &&
|
|
strcmp(ip_str, "0.0.0.0") != 0)
|
|
{
|
|
*return_ip = ip_list[i].ip;
|
|
SAFE_FREE(ip_list);
|
|
return True;
|
|
}
|
|
}
|
|
}
|
|
|
|
SAFE_FREE(ip_list);
|
|
return False;
|
|
}
|
|
|
|
/********************************************************
|
|
Find the IP address of the master browser or DMB for a workgroup.
|
|
*********************************************************/
|
|
|
|
BOOL find_master_ip(const char *group, struct in_addr *master_ip)
|
|
{
|
|
struct ip_service *ip_list = NULL;
|
|
int count = 0;
|
|
|
|
if (lp_disable_netbios()) {
|
|
DEBUG(5,("find_master_ip(%s): netbios is disabled\n", group));
|
|
return False;
|
|
}
|
|
|
|
if (internal_resolve_name(group, 0x1D, &ip_list, &count, lp_name_resolve_order())) {
|
|
*master_ip = ip_list[0].ip;
|
|
SAFE_FREE(ip_list);
|
|
return True;
|
|
}
|
|
if(internal_resolve_name(group, 0x1B, &ip_list, &count, lp_name_resolve_order())) {
|
|
*master_ip = ip_list[0].ip;
|
|
SAFE_FREE(ip_list);
|
|
return True;
|
|
}
|
|
|
|
SAFE_FREE(ip_list);
|
|
return False;
|
|
}
|
|
|
|
/********************************************************
|
|
Get the IP address list of the primary domain controller
|
|
for a domain.
|
|
*********************************************************/
|
|
|
|
BOOL get_pdc_ip(const char *domain, struct in_addr *ip)
|
|
{
|
|
struct ip_service *ip_list;
|
|
int count;
|
|
|
|
/* Look up #1B name */
|
|
|
|
if (!internal_resolve_name(domain, 0x1b, &ip_list, &count, lp_name_resolve_order()))
|
|
return False;
|
|
|
|
/* if we get more than 1 IP back we have to assume it is a
|
|
multi-homed PDC and not a mess up */
|
|
|
|
if ( count > 1 ) {
|
|
DEBUG(6,("get_pdc_ip: PDC has %d IP addresses!\n", count));
|
|
sort_ip_list2( ip_list, count );
|
|
}
|
|
|
|
*ip = ip_list[0].ip;
|
|
|
|
SAFE_FREE(ip_list);
|
|
|
|
return True;
|
|
}
|
|
|
|
/*********************************************************************
|
|
small wrapper function to get the DC list and sort it if neccessary
|
|
*********************************************************************/
|
|
BOOL get_sorted_dc_list( const char *domain, struct ip_service **ip_list, int *count, BOOL dns_only )
|
|
{
|
|
BOOL ordered;
|
|
|
|
DEBUG(8,("get_sorted_dc_list: attempting lookup using [%s]\n",
|
|
(dns_only ? "hosts" : lp_name_resolve_order())));
|
|
|
|
if ( !get_dc_list(domain, ip_list, count, dns_only, &ordered) )
|
|
return False;
|
|
|
|
/* only sort if we don't already have an ordered list */
|
|
if ( !ordered )
|
|
sort_ip_list2( *ip_list, *count );
|
|
|
|
return True;
|
|
}
|
|
|
|
/********************************************************
|
|
Get the IP address list of the domain controllers for
|
|
a domain.
|
|
*********************************************************/
|
|
|
|
BOOL get_dc_list(const char *domain, struct ip_service **ip_list,
|
|
int *count, BOOL dns_only, int *ordered)
|
|
{
|
|
/* defined the name resolve order to internal_name_resolve()
|
|
only used for looking up 0x1c names */
|
|
const char *resolve_oder = (dns_only ? "hosts" : lp_name_resolve_order());
|
|
|
|
*ordered = False;
|
|
|
|
/* If it's our domain then use the 'password server' parameter. */
|
|
|
|
if ( strequal(domain, lp_workgroup()) || strequal(domain, lp_realm()) ) {
|
|
const char *p;
|
|
char *pserver = lp_passwordserver(); /* UNIX charset. */
|
|
char *port_str;
|
|
int port;
|
|
fstring name;
|
|
int num_addresses = 0;
|
|
int local_count, i, j;
|
|
struct ip_service *return_iplist = NULL;
|
|
struct ip_service *auto_ip_list = NULL;
|
|
BOOL done_auto_lookup = False;
|
|
int auto_count = 0;
|
|
|
|
|
|
if (!*pserver)
|
|
return internal_resolve_name(domain, 0x1C, ip_list, count, resolve_oder);
|
|
|
|
p = pserver;
|
|
|
|
/*
|
|
* if '*' appears in the "password server" list then add
|
|
* an auto lookup to the list of manually configured
|
|
* DC's. If any DC is listed by name, then the list should be
|
|
* considered to be ordered
|
|
*/
|
|
|
|
while (next_token(&p,name,LIST_SEP,sizeof(name))) {
|
|
if (strequal(name, "*")) {
|
|
if ( internal_resolve_name(domain, 0x1C, &auto_ip_list, &auto_count, resolve_oder) )
|
|
num_addresses += auto_count;
|
|
done_auto_lookup = True;
|
|
DEBUG(8,("Adding %d DC's from auto lookup\n", auto_count));
|
|
}
|
|
else
|
|
num_addresses++;
|
|
}
|
|
|
|
/* if we have no addresses and haven't done the auto lookup, then
|
|
just return the list of DC's */
|
|
|
|
if ( (num_addresses == 0) && !done_auto_lookup )
|
|
return internal_resolve_name(domain, 0x1C, ip_list, count, resolve_oder);
|
|
|
|
/* maybe we just failed? */
|
|
|
|
if ( num_addresses == 0 ) {
|
|
DEBUG(4,("get_dc_list: no servers found\n"));
|
|
return False;
|
|
}
|
|
|
|
if ( (return_iplist = (struct ip_service *)
|
|
malloc(num_addresses * sizeof(struct ip_service))) == NULL )
|
|
{
|
|
DEBUG(3,("get_dc_list: malloc fail !\n"));
|
|
return False;
|
|
}
|
|
|
|
p = pserver;
|
|
local_count = 0;
|
|
|
|
/* fill in the return list now with real IP's */
|
|
|
|
while ( (local_count<num_addresses) && next_token(&p,name,LIST_SEP,sizeof(name)) ) {
|
|
struct in_addr name_ip;
|
|
|
|
/* copy any addersses from the auto lookup */
|
|
|
|
if ( strequal(name, "*") ) {
|
|
for ( j=0; j<auto_count; j++ ) {
|
|
return_iplist[local_count].ip = auto_ip_list[j].ip;
|
|
return_iplist[local_count].port = auto_ip_list[j].port;
|
|
local_count++;
|
|
}
|
|
continue;
|
|
}
|
|
|
|
|
|
/* added support for address:port syntax for ads (not that I think
|
|
anyone will ever run the LDAP server in an AD domain on something
|
|
other than port 389 */
|
|
|
|
port = (lp_security() == SEC_ADS) ? LDAP_PORT : PORT_NONE;
|
|
if ( (port_str=strchr(name, ':')) != NULL ) {
|
|
*port_str = '\0';
|
|
port_str++;
|
|
port = atoi( port_str );
|
|
}
|
|
|
|
/* explicit lookup; resolve_name() will handle names & IP addresses */
|
|
if ( resolve_name( name, &name_ip, 0x20 ) ) {
|
|
return_iplist[local_count].ip = name_ip;
|
|
return_iplist[local_count].port = port;
|
|
local_count++;
|
|
*ordered = True;
|
|
}
|
|
}
|
|
|
|
SAFE_FREE(auto_ip_list);
|
|
|
|
/* need to remove duplicates in the list if we have any
|
|
explicit password servers */
|
|
|
|
if ( local_count )
|
|
local_count = remove_duplicate_addrs2( return_iplist, local_count );
|
|
|
|
if ( DEBUGLEVEL >= 4 ) {
|
|
DEBUG(4,("get_dc_list: returning %d ip addresses in an %sordered list\n", local_count,
|
|
*ordered ? "":"un"));
|
|
DEBUG(4,("get_dc_list: "));
|
|
for ( i=0; i<local_count; i++ )
|
|
DEBUGADD(4,("%s:%d ", inet_ntoa(return_iplist[i].ip), return_iplist[i].port ));
|
|
DEBUGADD(4,("\n"));
|
|
}
|
|
|
|
*ip_list = return_iplist;
|
|
*count = local_count;
|
|
|
|
return (*count != 0);
|
|
}
|
|
|
|
DEBUG(10,("get_dc_list: defaulting to internal auto lookup for domain %s\n", domain));
|
|
|
|
return internal_resolve_name(domain, 0x1C, ip_list, count, resolve_oder);
|
|
}
|