/*
- Unix SMB/Netbios implementation.
- Version 1.9.
+ Unix SMB/CIFS implementation.
NBT netbios routines and daemon - version 2
- Copyright (C) Andrew Tridgell 1994-1997
- Copyright (C) Luke Kenneth Casson Leighton 1994-1997
- Copyright (C) Jeremy Allison 1994-1997
+ Copyright (C) Andrew Tridgell 1994-1998
+ Copyright (C) Luke Kenneth Casson Leighton 1994-1998
+ Copyright (C) Jeremy Allison 1994-2003
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
#include "includes.h"
-extern int DEBUGLEVEL;
-
-extern pstring scope;
-extern char **my_netbios_names;
-
uint16 samba_nb_type = 0; /* samba's NetBIOS name type */
-/****************************************************************************
- Set Samba's NetBIOS name type.
- ****************************************************************************/
+/**************************************************************************
+ Set Samba's NetBIOS name type.
+***************************************************************************/
void set_samba_nb_type(void)
{
- if (lp_wins_support() || (*lp_wins_server()))
- samba_nb_type = NB_MFLAG; /* samba is a 'hybrid' node type */
- else
- samba_nb_type = NB_BFLAG; /* samba is broadcast-only node type */
-}
-
-/****************************************************************************
- Returns True if the netbios name is ^1^2__MSBROWSE__^2^1.
-
- Note: This name is registered if as a master browser or backup browser
- you are responsible for a workgroup (when you announce a domain by
- broadcasting on your local subnet, you announce it as coming from this
- name: see announce_host()).
-
- **************************************************************************/
-
-BOOL ms_browser_name(char *name, int type)
-{
- return (strequal(name,MSBROWSE) && (type == 0x01));
+ if( lp_wins_support() || wins_srv_count() ) {
+ samba_nb_type = NB_HFLAG; /* samba is a 'hybrid' node type. */
+ } else {
+ samba_nb_type = NB_BFLAG; /* samba is broadcast-only node type. */
+ }
}
-/****************************************************************************
- Add a netbios name into a namelist.
- **************************************************************************/
+/***************************************************************************
+ Convert a NetBIOS name to upper case.
+***************************************************************************/
-static void add_name_to_namelist(struct subnet_record *subrec,
- struct name_record *namerec)
+static void upcase_name( struct nmb_name *target, const struct nmb_name *source )
{
- struct name_record *namerec2;
-
- if (!subrec->namelist)
- {
- subrec->namelist = namerec;
- namerec->prev = NULL;
- namerec->next = NULL;
- return;
- }
-
- for (namerec2 = subrec->namelist; namerec2->next; namerec2 = namerec2->next)
- ;
-
- namerec2->next = namerec;
- namerec->next = NULL;
- namerec->prev = namerec2;
- namerec->subnet = subrec;
-
- subrec->namelist_changed = True;
+ int i;
+ unstring targ;
+ fstring scope;
+
+ if( NULL != source ) {
+ memcpy( target, source, sizeof( struct nmb_name ) );
+ }
+
+ pull_ascii_nstring(targ, sizeof(targ), target->name);
+ strupper_m( targ );
+ push_ascii_nstring( target->name, targ);
+
+ pull_ascii(scope, target->scope, 64, -1, STR_TERMINATE);
+ strupper_m( scope );
+ push_ascii(target->scope, scope, 64, STR_TERMINATE);
+
+ /* fudge... We're using a byte-by-byte compare, so we must be sure that
+ * unused space doesn't have garbage in it.
+ */
+
+ for( i = strlen( target->name ); i < sizeof( target->name ); i++ ) {
+ target->name[i] = '\0';
+ }
+ for( i = strlen( target->scope ); i < sizeof( target->scope ); i++ ) {
+ target->scope[i] = '\0';
+ }
}
-/****************************************************************************
- Remove a name from the namelist.
- **************************************************************************/
+/**************************************************************************
+ Remove a name from the namelist.
+***************************************************************************/
void remove_name_from_namelist(struct subnet_record *subrec,
- struct name_record *namerec)
+ struct name_record *namerec )
{
- if (namerec->next)
- namerec->next->prev = namerec->prev;
- if (namerec->prev)
- namerec->prev->next = namerec->next;
-
- if(namerec == subrec->namelist)
- subrec->namelist = namerec->next;
-
- if(namerec->ip != NULL)
- free((char *)namerec->ip);
- free((char *)namerec);
-
- subrec->namelist_changed = True;
+ if (subrec == wins_server_subnet)
+ remove_name_from_wins_namelist(namerec);
+ else {
+ subrec->namelist_changed = True;
+ DLIST_REMOVE(subrec->namelist, namerec);
+ }
+
+ SAFE_FREE(namerec->data.ip);
+ ZERO_STRUCTP(namerec);
+ SAFE_FREE(namerec);
}
-
-/****************************************************************************
- Find a name in a subnet.
- **************************************************************************/
+/**************************************************************************
+ Find a name in a subnet.
+**************************************************************************/
struct name_record *find_name_on_subnet(struct subnet_record *subrec,
- struct nmb_name *nmbname, BOOL self_only)
+ const struct nmb_name *nmbname,
+ BOOL self_only)
{
- struct name_record *namerec = subrec->namelist;
- struct name_record *name_ret;
-
- for (name_ret = namerec; name_ret; name_ret = name_ret->next)
- {
- if (nmb_name_equal(&name_ret->name, nmbname))
- {
- /* Self names only - these include permanent names. */
- if (self_only && (name_ret->source != SELF_NAME) &&
- (name_ret->source != PERMANENT_NAME) )
- {
- continue;
- }
- DEBUG(9,("find_name_on_subnet: on subnet %s - found name %s source=%d\n",
- subrec->subnet_name, namestr(nmbname), name_ret->source));
- return name_ret;
- }
- }
- DEBUG(9,("find_name_on_subnet: on subnet %s - name %s NOT FOUND\n",
- subrec->subnet_name, namestr(nmbname)));
- return NULL;
+ struct nmb_name uc_name;
+ struct name_record *name_ret;
+
+ upcase_name( &uc_name, nmbname );
+
+ if (subrec == wins_server_subnet) {
+ return find_name_on_wins_subnet(&uc_name, self_only);
+ }
+
+ for( name_ret = subrec->namelist; name_ret; name_ret = name_ret->next) {
+ if (memcmp(&uc_name, &name_ret->name, sizeof(struct nmb_name)) == 0) {
+ break;
+ }
+ }
+
+ if( name_ret ) {
+ /* Self names only - these include permanent names. */
+ if( self_only && (name_ret->data.source != SELF_NAME) && (name_ret->data.source != PERMANENT_NAME) ) {
+ DEBUG( 9, ( "find_name_on_subnet: on subnet %s - self name %s NOT FOUND\n",
+ subrec->subnet_name, nmb_namestr(nmbname) ) );
+ return NULL;
+ }
+
+ DEBUG( 9, ("find_name_on_subnet: on subnet %s - found name %s source=%d\n",
+ subrec->subnet_name, nmb_namestr(nmbname), name_ret->data.source) );
+
+ return name_ret;
+ }
+
+ DEBUG( 9, ( "find_name_on_subnet: on subnet %s - name %s NOT FOUND\n",
+ subrec->subnet_name, nmb_namestr(nmbname) ) );
+
+ return NULL;
}
-/****************************************************************************
- Find a name over all known broadcast subnets.
-**************************************************************************/
+/**************************************************************************
+ Find a name over all known broadcast subnets.
+************************************************************************/
-struct name_record *find_name_for_remote_broadcast_subnet( struct nmb_name *nmbname,
- BOOL self_only)
+struct name_record *find_name_for_remote_broadcast_subnet(struct nmb_name *nmbname,
+ BOOL self_only)
{
- struct subnet_record *subrec;
- struct name_record *namerec = NULL;
+ struct subnet_record *subrec;
+ struct name_record *namerec;
- for( subrec = FIRST_SUBNET; subrec; subrec = NEXT_SUBNET_EXCLUDING_UNICAST(subrec))
- {
- if((namerec = find_name_on_subnet(subrec, nmbname, self_only))!= NULL)
- break;
- }
+ for( subrec = FIRST_SUBNET; subrec; subrec = NEXT_SUBNET_EXCLUDING_UNICAST(subrec) ) {
+ namerec = find_name_on_subnet(subrec, nmbname, self_only);
+ if (namerec) {
+ return namerec;
+ }
+ }
- return namerec;
-}
+ return NULL;
+}
-/****************************************************************************
- Update the ttl of an entry in a subnet name list.
- ****************************************************************************/
+/**************************************************************************
+ Update the ttl of an entry in a subnet name list.
+***************************************************************************/
-void update_name_ttl(struct name_record *namerec, int ttl)
+void update_name_ttl( struct name_record *namerec, int ttl )
{
- time_t time_now = time(NULL);
-
- if(namerec->death_time != PERMANENT_TTL)
- namerec->death_time = time_now + ttl;
+ time_t time_now = time(NULL);
- namerec->refresh_time = time_now + (ttl/2);
+ if( namerec->data.death_time != PERMANENT_TTL) {
+ namerec->data.death_time = time_now + ttl;
+ }
- namerec->subnet->namelist_changed = True;
-}
+ namerec->data.refresh_time = time_now + MIN((ttl/2), MAX_REFRESH_TIME);
-/****************************************************************************
- Add an entry to a subnet name list.
- ****************************************************************************/
+ if (namerec->subnet == wins_server_subnet) {
+ wins_store_changed_namerec(namerec);
+ } else {
+ namerec->subnet->namelist_changed = True;
+ }
+}
-struct name_record *add_name_to_subnet(struct subnet_record *subrec,
- char *name, int type, uint16 nb_flags, int ttl,
- enum name_source source, int num_ips, struct in_addr *iplist)
+/**************************************************************************
+ Add an entry to a subnet name list.
+***********************************************************************/
+
+BOOL add_name_to_subnet( struct subnet_record *subrec,
+ const char *name,
+ int type,
+ uint16 nb_flags,
+ int ttl,
+ enum name_source source,
+ int num_ips,
+ struct in_addr *iplist)
{
- struct name_record *namerec;
- time_t time_now = time(NULL);
-
- if((namerec = (struct name_record *)malloc(sizeof(*namerec))) == NULL)
- {
- DEBUG(0,("add_name_to_subnet: malloc fail.\n"));
- return NULL;
- }
-
- bzero((char *)namerec,sizeof(*namerec));
-
- namerec->subnet = subrec;
-
- namerec->num_ips = num_ips;
- namerec->ip = (struct in_addr *)malloc(sizeof(struct in_addr) * namerec->num_ips);
- if (!namerec->ip)
- {
- DEBUG(0,("add_name_to_subnet: malloc fail when creating ip_flgs.\n"));
- free((char *)namerec);
- return NULL;
- }
-
- bzero((char *)namerec->ip, sizeof(struct in_addr) * namerec->num_ips);
-
- memcpy(&namerec->ip[0], iplist, num_ips * sizeof(struct in_addr));
-
- make_nmb_name(&namerec->name,name,type,scope);
-
- /* Setup the death_time and refresh_time. */
- if(ttl == PERMANENT_TTL)
- namerec->death_time = PERMANENT_TTL;
- else
- namerec->death_time = time_now + ttl;
-
- namerec->refresh_time = time_now + (ttl/2);
-
- /* Enter the name as active. */
- namerec->nb_flags = nb_flags | NB_ACTIVE;
-
- /* If it's our primary name, flag it as so. */
- if(strequal(my_netbios_names[0],name))
- namerec->nb_flags |= NB_PERM;
-
- namerec->source = source;
-
- add_name_to_namelist(subrec,namerec);
-
- DEBUG(3,("add_name_to_subnet: Added netbios name %s with first IP %s ttl=%d nb_flags=%2x to subnet %s\n",
- namestr(&namerec->name),inet_ntoa(*iplist),ttl,(unsigned int)nb_flags,
- subrec->subnet_name));
-
- subrec->namelist_changed = True;
-
- return(namerec);
+ BOOL ret = False;
+ struct name_record *namerec;
+ time_t time_now = time(NULL);
+
+ namerec = SMB_MALLOC_P(struct name_record);
+ if( NULL == namerec ) {
+ DEBUG( 0, ( "add_name_to_subnet: malloc fail.\n" ) );
+ return False;
+ }
+
+ memset( (char *)namerec, '\0', sizeof(*namerec) );
+ namerec->data.ip = SMB_MALLOC_ARRAY( struct in_addr, num_ips );
+ if( NULL == namerec->data.ip ) {
+ DEBUG( 0, ( "add_name_to_subnet: malloc fail when creating ip_flgs.\n" ) );
+ ZERO_STRUCTP(namerec);
+ SAFE_FREE(namerec);
+ return False;
+ }
+
+ namerec->subnet = subrec;
+
+ make_nmb_name(&namerec->name, name, type);
+ upcase_name(&namerec->name, NULL );
+
+ /* Enter the name as active. */
+ namerec->data.nb_flags = nb_flags | NB_ACTIVE;
+ namerec->data.wins_flags = WINS_ACTIVE;
+
+ /* If it's our primary name, flag it as so. */
+ if (strequal( my_netbios_names(0), name )) {
+ namerec->data.nb_flags |= NB_PERM;
+ }
+
+ /* Copy the IPs. */
+ namerec->data.num_ips = num_ips;
+ memcpy( (namerec->data.ip), iplist, num_ips * sizeof(struct in_addr) );
+
+ /* Data source. */
+ namerec->data.source = source;
+
+ /* Setup the death_time and refresh_time. */
+ if (ttl == PERMANENT_TTL) {
+ namerec->data.death_time = PERMANENT_TTL;
+ } else {
+ namerec->data.death_time = time_now + ttl;
+ }
+
+ namerec->data.refresh_time = time_now + MIN((ttl/2), MAX_REFRESH_TIME);
+
+ DEBUG( 3, ( "add_name_to_subnet: Added netbios name %s with first IP %s \
+ttl=%d nb_flags=%2x to subnet %s\n",
+ nmb_namestr( &namerec->name ),
+ inet_ntoa( *iplist ),
+ ttl,
+ (unsigned int)nb_flags,
+ subrec->subnet_name ) );
+
+ /* Now add the record to the name list. */
+
+ if (subrec == wins_server_subnet) {
+ ret = add_name_to_wins_subnet(namerec);
+ /* Free namerec - it's stored in the tdb. */
+ SAFE_FREE(namerec->data.ip);
+ SAFE_FREE(namerec);
+ } else {
+ DLIST_ADD(subrec->namelist, namerec);
+ subrec->namelist_changed = True;
+ ret = True;
+ }
+
+ return ret;
}
/*******************************************************************
struct nmb_name *nmbname, uint16 nb_flags, int ttl,
struct in_addr registered_ip)
{
- struct name_record *namerec = find_name_on_subnet(subrec, nmbname, FIND_SELF_NAME);
-
- if(namerec == NULL)
- add_name_to_subnet(subrec, nmbname->name, nmbname->name_type,
- nb_flags, ttl, SELF_NAME, 1, ®istered_ip);
- else
- update_name_ttl(namerec, ttl);
+ struct name_record *namerec;
+
+ namerec = find_name_on_subnet( subrec, nmbname, FIND_SELF_NAME);
+ if (namerec == NULL) {
+ unstring name;
+ pull_ascii_nstring(name, sizeof(name), nmbname->name);
+ add_name_to_subnet( subrec, name, nmbname->name_type,
+ nb_flags, ttl, SELF_NAME, 1, ®istered_ip );
+ } else {
+ update_name_ttl( namerec, ttl );
+ }
}
/*******************************************************************
Utility function automatically called when a name refresh or register
- fails.
+ fails. Note that this is only ever called on a broadcast subnet with
+ one IP address per name. This is why it can just delete the name
+ without enumerating the IP adresses. JRA.
******************************************************************/
-void standard_fail_register(struct subnet_record *subrec,
- struct response_record *rrec, struct nmb_name *nmbname)
+void standard_fail_register( struct subnet_record *subrec,
+ struct response_record *rrec,
+ struct nmb_name *nmbname )
{
- struct name_record *namerec = find_name_on_subnet(subrec, nmbname, FIND_SELF_NAME);
+ struct name_record *namerec;
+
+ namerec = find_name_on_subnet( subrec, nmbname, FIND_SELF_NAME);
- DEBUG(0,("standard_fail_register: Failed to register/refresh name %s on subnet %s\n",
- namestr(nmbname), subrec->subnet_name));
+ DEBUG( 0, ( "standard_fail_register: Failed to register/refresh name %s \
+on subnet %s\n", nmb_namestr(nmbname), subrec->subnet_name) );
- /* Remove the name from the subnet. */
- if(namerec)
- remove_name_from_namelist(subrec, namerec);
+ /* Remove the name from the subnet. */
+ if( namerec ) {
+ remove_name_from_namelist(subrec, namerec);
+ }
}
/*******************************************************************
static void remove_nth_ip_in_record( struct name_record *namerec, int ind)
{
- if(ind != namerec->num_ips)
- memmove( (char *)(&namerec->ip[ind]), (char *)(&namerec->ip[ind+1]),
- ( namerec->num_ips - ind - 1) * sizeof(struct in_addr));
-
- namerec->num_ips--;
- namerec->subnet->namelist_changed = True;
+ if( ind != namerec->data.num_ips ) {
+ memmove( (char *)(&namerec->data.ip[ind]),
+ (char *)(&namerec->data.ip[ind+1]),
+ ( namerec->data.num_ips - ind - 1) * sizeof(struct in_addr) );
+ }
+
+ namerec->data.num_ips--;
+ if (namerec->subnet == wins_server_subnet) {
+ wins_store_changed_namerec(namerec);
+ } else {
+ namerec->subnet->namelist_changed = True;
+ }
}
/*******************************************************************
Utility function to check if an IP address exists in a name record.
******************************************************************/
-BOOL find_ip_in_name_record(struct name_record *namerec, struct in_addr ip)
+BOOL find_ip_in_name_record( struct name_record *namerec, struct in_addr ip )
{
- int i;
+ int i;
- for(i = 0; i < namerec->num_ips; i++)
- if(ip_equal( namerec->ip[i], ip))
- return True;
+ for(i = 0; i < namerec->data.num_ips; i++) {
+ if(ip_equal( namerec->data.ip[i], ip)) {
+ return True;
+ }
+ }
- return False;
+ return False;
}
/*******************************************************************
Utility function to add an IP address to a name record.
******************************************************************/
-void add_ip_to_name_record(struct name_record *namerec, struct in_addr new_ip)
+void add_ip_to_name_record( struct name_record *namerec, struct in_addr new_ip )
{
- struct in_addr *new_list;
+ struct in_addr *new_list;
- /* Don't add one we already have. */
- if(find_ip_in_name_record( namerec, new_ip))
- return;
+ /* Don't add one we already have. */
+ if( find_ip_in_name_record( namerec, new_ip )) {
+ return;
+ }
- if((new_list = (struct in_addr *)malloc( (namerec->num_ips + 1)*sizeof(struct in_addr)) )== NULL)
- {
- DEBUG(0,("add_ip_to_name_record: Malloc fail !\n"));
- return;
- }
-
- memcpy((char *)new_list, (char *)namerec->ip, namerec->num_ips *sizeof(struct in_addr));
- new_list[namerec->num_ips] = new_ip;
-
- free((char *)namerec->ip);
- namerec->ip = new_list;
- namerec->num_ips += 1;
-
- namerec->subnet->namelist_changed = True;
+ new_list = SMB_MALLOC_ARRAY( struct in_addr, namerec->data.num_ips + 1);
+ if( NULL == new_list ) {
+ DEBUG(0,("add_ip_to_name_record: Malloc fail !\n"));
+ return;
+ }
+
+ memcpy( (char *)new_list, (char *)namerec->data.ip, namerec->data.num_ips * sizeof(struct in_addr) );
+ new_list[namerec->data.num_ips] = new_ip;
+
+ SAFE_FREE(namerec->data.ip);
+ namerec->data.ip = new_list;
+ namerec->data.num_ips += 1;
+
+ if (namerec->subnet == wins_server_subnet) {
+ wins_store_changed_namerec(namerec);
+ } else {
+ namerec->subnet->namelist_changed = True;
+ }
}
/*******************************************************************
Utility function to remove an IP address from a name record.
******************************************************************/
-void remove_ip_from_name_record( struct name_record *namerec, struct in_addr remove_ip)
+void remove_ip_from_name_record( struct name_record *namerec,
+ struct in_addr remove_ip )
{
- /* Try and find the requested ip address - remove it. */
- int i;
- int orig_num = namerec->num_ips;
-
- for(i = 0; i < orig_num; i++)
- if( ip_equal( remove_ip, namerec->ip[i]) )
- {
- remove_nth_ip_in_record( namerec, i);
- break;
- }
+ /* Try and find the requested ip address - remove it. */
+ int i;
+ int orig_num = namerec->data.num_ips;
+
+ for(i = 0; i < orig_num; i++) {
+ if( ip_equal( remove_ip, namerec->data.ip[i]) ) {
+ remove_nth_ip_in_record( namerec, i);
+ break;
+ }
+ }
}
/*******************************************************************
duplication of success_function code.
******************************************************************/
-void standard_success_release(struct subnet_record *subrec,
- struct userdata_struct *userdata,
- struct nmb_name *nmbname, struct in_addr released_ip)
+void standard_success_release( struct subnet_record *subrec,
+ struct userdata_struct *userdata,
+ struct nmb_name *nmbname,
+ struct in_addr released_ip )
{
- struct name_record *namerec = find_name_on_subnet(subrec, nmbname, FIND_ANY_NAME);
-
- if(namerec == NULL)
- {
- DEBUG(0,("standard_success_release: Name release for name %s IP %s on subnet %s. Name \
-was not found on subnet.\n", namestr(nmbname), inet_ntoa(released_ip), subrec->subnet_name));
- return;
- }
- else
- {
- int orig_num = namerec->num_ips;
-
- remove_ip_from_name_record( namerec, released_ip);
-
- if(namerec->num_ips == orig_num)
- DEBUG(0,("standard_success_release: Name release for name %s IP %s on subnet %s. This ip \
-is not known for this name.\n", namestr(nmbname), inet_ntoa(released_ip), subrec->subnet_name ));
- }
-
- if (namerec->num_ips == 0)
- remove_name_from_namelist(subrec, namerec);
+ struct name_record *namerec;
+
+ namerec = find_name_on_subnet( subrec, nmbname, FIND_ANY_NAME );
+ if( namerec == NULL ) {
+ DEBUG( 0, ( "standard_success_release: Name release for name %s IP %s \
+on subnet %s. Name was not found on subnet.\n", nmb_namestr(nmbname), inet_ntoa(released_ip),
+ subrec->subnet_name) );
+ return;
+ } else {
+ int orig_num = namerec->data.num_ips;
+
+ remove_ip_from_name_record( namerec, released_ip );
+
+ if( namerec->data.num_ips == orig_num ) {
+ DEBUG( 0, ( "standard_success_release: Name release for name %s IP %s \
+on subnet %s. This ip is not known for this name.\n", nmb_namestr(nmbname), inet_ntoa(released_ip), subrec->subnet_name ) );
+ }
+ }
+
+ if( namerec->data.num_ips == 0 ) {
+ remove_name_from_namelist( subrec, namerec );
+ }
}
/*******************************************************************
- Expires old names in a subnet namelist.
- ******************************************************************/
+ Expires old names in a subnet namelist.
+ NB. Does not touch the wins_subnet - no wins specific processing here.
+******************************************************************/
-void expire_names_on_subnet(struct subnet_record *subrec, time_t t)
+static void expire_names_on_subnet(struct subnet_record *subrec, time_t t)
{
- struct name_record *namerec;
- struct name_record *next_namerec;
-
- for (namerec = subrec->namelist; namerec; namerec = next_namerec)
- {
- next_namerec = namerec->next;
- if ((namerec->death_time != PERMANENT_TTL) && (namerec->death_time < t))
- {
- if (namerec->source == SELF_NAME)
- {
- DEBUG(3,("expire_names_on_subnet: Subnet %s not expiring SELF name %s\n",
- subrec->subnet_name, namestr(&namerec->name)));
- namerec->death_time += 300;
- namerec->subnet->namelist_changed = True;
- continue;
- }
- DEBUG(3,("expire_names_on_subnet: Subnet %s - removing expired name %s\n",
- subrec->subnet_name, namestr(&namerec->name)));
+ struct name_record *namerec;
+ struct name_record *next_namerec;
+
+ for( namerec = subrec->namelist; namerec; namerec = next_namerec ) {
+ next_namerec = namerec->next;
+ if( (namerec->data.death_time != PERMANENT_TTL) && (namerec->data.death_time < t) ) {
+ if( namerec->data.source == SELF_NAME ) {
+ DEBUG( 3, ( "expire_names_on_subnet: Subnet %s not expiring SELF \
+name %s\n", subrec->subnet_name, nmb_namestr(&namerec->name) ) );
+ namerec->data.death_time += 300;
+ namerec->subnet->namelist_changed = True;
+ continue;
+ }
+
+ DEBUG(3,("expire_names_on_subnet: Subnet %s - removing expired name %s\n",
+ subrec->subnet_name, nmb_namestr(&namerec->name)));
- remove_name_from_namelist(subrec, namerec);
- }
- }
+ remove_name_from_namelist(subrec, namerec );
+ }
+ }
}
/*******************************************************************
- Expires old names in all subnet namelists.
- ******************************************************************/
+ Expires old names in all subnet namelists.
+ NB. Does not touch the wins_subnet.
+******************************************************************/
void expire_names(time_t t)
{
- struct subnet_record *subrec;
+ struct subnet_record *subrec;
- for (subrec = FIRST_SUBNET; subrec; subrec = NEXT_SUBNET_INCLUDING_UNICAST(subrec))
- {
- expire_names_on_subnet(subrec, t);
- }
+ for( subrec = FIRST_SUBNET; subrec; subrec = NEXT_SUBNET_INCLUDING_UNICAST(subrec) ) {
+ expire_names_on_subnet( subrec, t );
+ }
}
/****************************************************************************
all broadcast subnet IP addresses.
**************************************************************************/
-void add_samba_names_to_subnet(struct subnet_record *subrec)
+void add_samba_names_to_subnet( struct subnet_record *subrec )
{
- struct in_addr *iplist = &subrec->myip;
- int num_ips = 1;
-
- /* These names are added permanently (ttl of zero) and will NOT be
- refreshed. */
-
- if((subrec == unicast_subnet) || (subrec == wins_server_subnet))
- {
- struct subnet_record *bcast_subrecs;
- int i;
- /* Create an IP list containing all our known subnets. */
-
- num_ips = iface_count();
- if((iplist = (struct in_addr *)malloc( num_ips * sizeof(struct in_addr) )) == NULL)
- {
- DEBUG(0,("add_samba_names_to_subnet: Malloc fail !\n"));
- return;
- }
-
- for(bcast_subrecs = FIRST_SUBNET, i = 0; bcast_subrecs;
- bcast_subrecs = NEXT_SUBNET_EXCLUDING_UNICAST(bcast_subrecs), i++)
- iplist[i] = bcast_subrecs->myip;
-
- }
-
- add_name_to_subnet(subrec,"*",0x0,samba_nb_type, PERMANENT_TTL,
- PERMANENT_NAME, num_ips, iplist);
- add_name_to_subnet(subrec,"*",0x20,samba_nb_type,PERMANENT_TTL,
- PERMANENT_NAME, num_ips, iplist);
- add_name_to_subnet(subrec,"__SAMBA__",0x20,samba_nb_type,PERMANENT_TTL,
- PERMANENT_NAME, num_ips, iplist);
- add_name_to_subnet(subrec,"__SAMBA__",0x00,samba_nb_type,PERMANENT_TTL,
- PERMANENT_NAME, num_ips, iplist);
-
- if(iplist != &subrec->myip)
- free((char *)iplist);
+ struct in_addr *iplist = &subrec->myip;
+ int num_ips = 1;
+
+ /* These names are added permanently (ttl of zero) and will NOT be refreshed. */
+
+ if( (subrec == unicast_subnet) || (subrec == wins_server_subnet) || (subrec == remote_broadcast_subnet) ) {
+ struct subnet_record *bcast_subrecs;
+ int i;
+
+ /* Create an IP list containing all our known subnets. */
+
+ num_ips = iface_count();
+ iplist = SMB_MALLOC_ARRAY( struct in_addr, num_ips);
+ if( NULL == iplist ) {
+ DEBUG(0,("add_samba_names_to_subnet: Malloc fail !\n"));
+ return;
+ }
+
+ for( bcast_subrecs = FIRST_SUBNET, i = 0; bcast_subrecs &&
+ i < num_ips;
+ bcast_subrecs = NEXT_SUBNET_EXCLUDING_UNICAST(bcast_subrecs), i++ ) {
+ iplist[i] = bcast_subrecs->myip;
+ }
+ num_ips = i;
+ }
+
+ add_name_to_subnet(subrec,"*",0x0,samba_nb_type, PERMANENT_TTL,
+ PERMANENT_NAME, num_ips, iplist);
+ add_name_to_subnet(subrec,"*",0x20,samba_nb_type,PERMANENT_TTL,
+ PERMANENT_NAME, num_ips, iplist);
+ add_name_to_subnet(subrec,"__SAMBA__",0x20,samba_nb_type,PERMANENT_TTL,
+ PERMANENT_NAME, num_ips, iplist);
+ add_name_to_subnet(subrec,"__SAMBA__",0x00,samba_nb_type,PERMANENT_TTL,
+ PERMANENT_NAME, num_ips, iplist);
+
+ if(iplist != &subrec->myip) {
+ SAFE_FREE(iplist);
+ }
+}
+
+/****************************************************************************
+ Dump a name_record struct.
+**************************************************************************/
+
+void dump_name_record( struct name_record *namerec, XFILE *fp)
+{
+ const char *src_type;
+ struct tm *tm;
+ int i;
+
+ x_fprintf(fp,"\tName = %s\t", nmb_namestr(&namerec->name));
+ switch(namerec->data.source) {
+ case LMHOSTS_NAME:
+ src_type = "LMHOSTS_NAME";
+ break;
+ case WINS_PROXY_NAME:
+ src_type = "WINS_PROXY_NAME";
+ break;
+ case REGISTER_NAME:
+ src_type = "REGISTER_NAME";
+ break;
+ case SELF_NAME:
+ src_type = "SELF_NAME";
+ break;
+ case DNS_NAME:
+ src_type = "DNS_NAME";
+ break;
+ case DNSFAIL_NAME:
+ src_type = "DNSFAIL_NAME";
+ break;
+ case PERMANENT_NAME:
+ src_type = "PERMANENT_NAME";
+ break;
+ default:
+ src_type = "unknown!";
+ break;
+ }
+
+ x_fprintf(fp,"Source = %s\nb_flags = %x\t", src_type, namerec->data.nb_flags);
+
+ if(namerec->data.death_time != PERMANENT_TTL) {
+ const char *asct;
+ tm = localtime(&namerec->data.death_time);
+ if (!tm) {
+ return;
+ }
+ asct = asctime(tm);
+ if (!asct) {
+ return;
+ }
+ x_fprintf(fp, "death_time = %s\t", asct);
+ } else {
+ x_fprintf(fp, "death_time = PERMANENT\t");
+ }
+
+ if(namerec->data.refresh_time != PERMANENT_TTL) {
+ const char *asct;
+ tm = localtime(&namerec->data.refresh_time);
+ if (!tm) {
+ return;
+ }
+ asct = asctime(tm);
+ if (!asct) {
+ return;
+ }
+ x_fprintf(fp, "refresh_time = %s\n", asct);
+ } else {
+ x_fprintf(fp, "refresh_time = PERMANENT\n");
+ }
+
+ x_fprintf(fp, "\t\tnumber of IPS = %d", namerec->data.num_ips);
+ for(i = 0; i < namerec->data.num_ips; i++) {
+ x_fprintf(fp, "\t%s", inet_ntoa(namerec->data.ip[i]));
+ }
+
+ x_fprintf(fp, "\n\n");
+
}
/****************************************************************************
into a file. Initiated by SIGHUP - used to debug the state of the namelists.
**************************************************************************/
-static void dump_subnet_namelist( struct subnet_record *subrec, FILE *fp)
+static void dump_subnet_namelist( struct subnet_record *subrec, XFILE *fp)
{
- struct name_record *namerec;
- char *src_type;
- struct tm *tm;
- int i;
-
- fprintf(fp, "Subnet %s\n----------------------\n", subrec->subnet_name);
- for (namerec = subrec->namelist; namerec; namerec = namerec->next)
- {
- fprintf(fp,"\tName = %s\t", namestr(&namerec->name));
- switch(namerec->source)
- {
- case LMHOSTS_NAME:
- src_type = "LMHOSTS_NAME";
- break;
- case WINS_PROXY_NAME:
- src_type = "WINS_PROXY_NAME";
- break;
- case REGISTER_NAME:
- src_type = "REGISTER_NAME";
- break;
- case SELF_NAME:
- src_type = "SELF_NAME";
- break;
- case DNS_NAME:
- src_type = "DNS_NAME";
- break;
- case DNSFAIL_NAME:
- src_type = "DNSFAIL_NAME";
- break;
- case PERMANENT_NAME:
- src_type = "PERMANENT_NAME";
- break;
- default:
- src_type = "unknown!";
- break;
- }
- fprintf(fp, "Source = %s\nb_flags = %x\t", src_type, namerec->nb_flags);
-
- if(namerec->death_time != PERMANENT_TTL)
- {
- tm = LocalTime(&namerec->death_time);
- fprintf(fp, "death_time = %s\t", asctime(tm));
- }
- else
- fprintf(fp, "death_time = PERMANENT\t");
-
- if(namerec->refresh_time != PERMANENT_TTL)
- {
- tm = LocalTime(&namerec->refresh_time);
- fprintf(fp, "refresh_time = %s\n", asctime(tm));
- }
- else
- fprintf(fp, "refresh_time = PERMANENT\n");
-
- fprintf(fp, "\t\tnumber of IPS = %d", namerec->num_ips);
- for(i = 0; i < namerec->num_ips; i++)
- fprintf(fp, "\t%s", inet_ntoa(namerec->ip[i]));
-
- fprintf(fp, "\n\n");
- }
+ struct name_record *namerec;
+ x_fprintf(fp, "Subnet %s\n----------------------\n", subrec->subnet_name);
+ for( namerec = subrec->namelist; namerec; namerec = namerec->next) {
+ dump_name_record(namerec, fp);
+ }
}
/****************************************************************************
into a file. Initiated by SIGHUP - used to debug the state of the namelists.
**************************************************************************/
-void dump_all_namelists()
+void dump_all_namelists(void)
{
- fstring fname;
- FILE *fp;
- struct subnet_record *subrec;
-
- pstrcpy(fname,lp_lockdir());
- trim_string(fname,NULL,"/");
- strcat(fname,"/");
- strcat(fname,"namelist.debug");
+ XFILE *fp;
+ struct subnet_record *subrec;
- fp = fopen(fname,"w");
+ fp = x_fopen(lock_path("namelist.debug"),O_WRONLY|O_CREAT|O_TRUNC, 0644);
- if (!fp)
- {
- DEBUG(0,("dump_all_namelists: Can't open file %s. Error was %s\n",
- fname,strerror(errno)));
- return;
- }
+ if (!fp) {
+ DEBUG(0,("dump_all_namelists: Can't open file %s. Error was %s\n",
+ "namelist.debug",strerror(errno)));
+ return;
+ }
- for (subrec = FIRST_SUBNET; subrec ; subrec = NEXT_SUBNET_INCLUDING_UNICAST(subrec))
- dump_subnet_namelist( subrec, fp);
+ for (subrec = FIRST_SUBNET; subrec; subrec = NEXT_SUBNET_INCLUDING_UNICAST(subrec)) {
+ dump_subnet_namelist( subrec, fp );
+ }
+
+ if (!we_are_a_wins_client()) {
+ dump_subnet_namelist( unicast_subnet, fp );
+ }
- if(!we_are_a_wins_client())
- dump_subnet_namelist(unicast_subnet, fp);
+ if (remote_broadcast_subnet->namelist != NULL) {
+ dump_subnet_namelist( remote_broadcast_subnet, fp );
+ }
- if(remote_broadcast_subnet->namelist != NULL)
- dump_subnet_namelist(remote_broadcast_subnet, fp);
+ if (wins_server_subnet != NULL) {
+ dump_wins_subnet_namelist(fp );
+ }
- if(wins_server_subnet != NULL)
- dump_subnet_namelist( wins_server_subnet, fp);
- fclose(fp);
+ x_fclose( fp );
}