diff options
Diffstat (limited to 'source3/nmbd/nmbd_namelistdb.c')
| -rw-r--r-- | source3/nmbd/nmbd_namelistdb.c | 800 |
1 files changed, 380 insertions, 420 deletions
diff --git a/source3/nmbd/nmbd_namelistdb.c b/source3/nmbd/nmbd_namelistdb.c index 3f6d2f3b64..d1c9afd608 100644 --- a/source3/nmbd/nmbd_namelistdb.c +++ b/source3/nmbd/nmbd_namelistdb.c @@ -3,7 +3,7 @@ NBT netbios routines and daemon - version 2 Copyright (C) Andrew Tridgell 1994-1998 Copyright (C) Luke Kenneth Casson Leighton 1994-1998 - Copyright (C) Jeremy Allison 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 @@ -26,152 +26,149 @@ 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() || 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. */ - } /* set_samba_nb_type */ - -/* ************************************************************************** ** - * Convert a NetBIOS name to upper case. - * ************************************************************************** ** - */ +{ + 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. */ +} + +/*************************************************************************** + Convert a NetBIOS name to upper case. +***************************************************************************/ + static void upcase_name( struct nmb_name *target, struct nmb_name *source ) - { - int i; - - if( NULL != source ) - (void)memcpy( target, source, sizeof( struct nmb_name ) ); - - strupper_m( target->name ); - strupper_m( target->scope ); - - /* 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'; - } /* upcase_name */ - -/* ************************************************************************** ** - * Add a new or overwrite an existing namelist entry. - * ************************************************************************** ** - */ +{ + int i; + nstring targ; + fstring scope; + + if( NULL != source ) + memcpy( target, source, sizeof( struct nmb_name ) ); + + pull_ascii_nstring(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'; +} + +/************************************************************************** + Add a new or overwrite an existing namelist entry. +***************************************************************************/ + static void update_name_in_namelist( struct subnet_record *subrec, struct name_record *namerec ) - { - struct name_record *oldrec = NULL; - - (void)ubi_trInsert( subrec->namelist, namerec, &(namerec->name), &oldrec ); - if( oldrec ) - { - SAFE_FREE( oldrec->data.ip ); - SAFE_FREE( oldrec ); - } - } /* update_name_in_namelist */ - -/* ************************************************************************** ** - * Remove a name from the namelist. - * ************************************************************************** ** - */ -void remove_name_from_namelist( struct subnet_record *subrec, - struct name_record *namerec ) - { - (void)ubi_trRemove( subrec->namelist, namerec ); +{ + struct name_record *oldrec = NULL; - SAFE_FREE(namerec->data.ip); + ubi_trInsert( subrec->namelist, namerec, &(namerec->name), &oldrec ); + if( oldrec ) { + SAFE_FREE( oldrec->data.ip ); + SAFE_FREE( oldrec ); + } +} - ZERO_STRUCTP(namerec); - SAFE_FREE(namerec); +/************************************************************************** + Remove a name from the namelist. +***************************************************************************/ + +void remove_name_from_namelist( struct subnet_record *subrec, + struct name_record *namerec ) +{ + ubi_trRemove( subrec->namelist, namerec ); + SAFE_FREE(namerec->data.ip); + ZERO_STRUCTP(namerec); + SAFE_FREE(namerec); + subrec->namelist_changed = True; +} - subrec->namelist_changed = True; - } /* remove_name_from_namelist */ +/************************************************************************** + 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 ) - { - struct nmb_name uc_name[1]; - struct name_record *name_ret; - - upcase_name( uc_name, nmbname ); - name_ret = (struct name_record *)ubi_trFind( subrec->namelist, uc_name ); - 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_name_on_subnet */ - -/* ************************************************************************** ** - * Find a name over all known broadcast subnets. - * ************************************************************************** ** - */ +{ + struct nmb_name uc_name[1]; + struct name_record *name_ret; + + upcase_name( uc_name, nmbname ); + name_ret = (struct name_record *)ubi_trFind( subrec->namelist, uc_name ); + 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. +************************************************************************/ + 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; - - for( subrec = FIRST_SUBNET; - subrec; - subrec = NEXT_SUBNET_EXCLUDING_UNICAST(subrec) ) - { - if( NULL != (namerec = find_name_on_subnet(subrec, nmbname, self_only)) ) - break; - } - - return( namerec ); - } /* find_name_for_remote_broadcast_subnet */ +{ + struct subnet_record *subrec; + struct name_record *namerec = NULL; + + for( subrec = FIRST_SUBNET; subrec; subrec = NEXT_SUBNET_EXCLUDING_UNICAST(subrec) ) { + if( NULL != (namerec = find_name_on_subnet(subrec, nmbname, self_only)) ) + break; + } + + return( namerec ); +} -/* ************************************************************************** ** - * 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 ) { - time_t time_now = time(NULL); + time_t time_now = time(NULL); - if( namerec->data.death_time != PERMANENT_TTL ) - namerec->data.death_time = time_now + ttl; + if( namerec->data.death_time != PERMANENT_TTL ) + namerec->data.death_time = time_now + ttl; - namerec->data.refresh_time = time_now + MIN((ttl/2), MAX_REFRESH_TIME); + namerec->data.refresh_time = time_now + MIN((ttl/2), MAX_REFRESH_TIME); + + namerec->subnet->namelist_changed = True; +} - namerec->subnet->namelist_changed = True; -} /* update_name_ttl */ +/************************************************************************** + Add an entry to a subnet name list. +***********************************************************************/ -/* ************************************************************************** ** - * Add an entry to a subnet name list. - * ************************************************************************** ** - */ struct name_record *add_name_to_subnet( struct subnet_record *subrec, const char *name, int type, @@ -181,70 +178,66 @@ struct name_record *add_name_to_subnet( struct subnet_record *subrec, int num_ips, struct in_addr *iplist) { - struct name_record *namerec; - time_t time_now = time(NULL); + struct name_record *namerec; + time_t time_now = time(NULL); - namerec = (struct name_record *)malloc( sizeof(*namerec) ); - if( NULL == namerec ) - { - DEBUG( 0, ( "add_name_to_subnet: malloc fail.\n" ) ); - return( NULL ); - } + namerec = (struct name_record *)malloc( sizeof(*namerec) ); + if( NULL == namerec ) { + DEBUG( 0, ( "add_name_to_subnet: malloc fail.\n" ) ); + return( NULL ); + } - memset( (char *)namerec, '\0', sizeof(*namerec) ); - namerec->data.ip = (struct in_addr *)malloc( sizeof(struct in_addr) - * num_ips ); - if( NULL == namerec->data.ip ) - { - DEBUG( 0, ( "add_name_to_subnet: malloc fail when creating ip_flgs.\n" ) ); + memset( (char *)namerec, '\0', sizeof(*namerec) ); + namerec->data.ip = (struct in_addr *)malloc( sizeof(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 NULL; + } - ZERO_STRUCTP(namerec); - SAFE_FREE(namerec); - return NULL; - } + namerec->subnet = subrec; - namerec->subnet = subrec; + make_nmb_name(&namerec->name, name, type); + upcase_name(&namerec->name, NULL ); - 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; - /* 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; - /* 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) ); - /* 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; - /* 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; - /* 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); - namerec->data.refresh_time = time_now + MIN((ttl/2), MAX_REFRESH_TIME); + /* Now add the record to the name list. */ + update_name_in_namelist( subrec, namerec ); - /* Now add the record to the name list. */ - update_name_in_namelist( subrec, namerec ); - - DEBUG( 3, ( "add_name_to_subnet: Added netbios name %s with first IP %s \ + 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 ) ); + nmb_namestr( &namerec->name ), + inet_ntoa( *iplist ), + ttl, + (unsigned int)nb_flags, + subrec->subnet_name ) ); - subrec->namelist_changed = True; + subrec->namelist_changed = True; - return(namerec); + return(namerec); } /******************************************************************* @@ -258,14 +251,17 @@ void standard_success_register(struct subnet_record *subrec, struct nmb_name *nmbname, uint16 nb_flags, int ttl, struct in_addr registered_ip) { - struct name_record *namerec; - - namerec = find_name_on_subnet( subrec, nmbname, FIND_SELF_NAME ); - if( NULL == namerec ) - (void)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( NULL == namerec ) { + nstring name; + pull_ascii_nstring(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 ); + } } /******************************************************************* @@ -279,17 +275,16 @@ void standard_fail_register( struct subnet_record *subrec, struct response_record *rrec, struct nmb_name *nmbname ) { - struct name_record *namerec; + struct name_record *namerec; - namerec = find_name_on_subnet( subrec, nmbname, FIND_SELF_NAME ); + 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", - nmb_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); } /******************************************************************* @@ -298,13 +293,13 @@ on subnet %s\n", static void remove_nth_ip_in_record( struct name_record *namerec, int ind) { - 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) ); + 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--; - namerec->subnet->namelist_changed = True; + namerec->data.num_ips--; + namerec->subnet->namelist_changed = True; } /******************************************************************* @@ -313,13 +308,13 @@ static void remove_nth_ip_in_record( struct name_record *namerec, int ind) BOOL find_ip_in_name_record( struct name_record *namerec, struct in_addr ip ) { - int i; + int i; - for(i = 0; i < namerec->data.num_ips; i++) - if(ip_equal( namerec->data.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; } /******************************************************************* @@ -328,30 +323,26 @@ BOOL find_ip_in_name_record( struct name_record *namerec, struct in_addr 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; - new_list = (struct in_addr *)malloc( (namerec->data.num_ips + 1) - * sizeof(struct in_addr) ); - 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; - - namerec->subnet->namelist_changed = True; + new_list = (struct in_addr *)malloc( (namerec->data.num_ips + 1) * sizeof(struct in_addr) ); + 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; + + namerec->subnet->namelist_changed = True; } /******************************************************************* @@ -361,16 +352,16 @@ void add_ip_to_name_record( struct name_record *namerec, struct in_addr new_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->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; - } + /* 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; + } + } } /******************************************************************* @@ -384,85 +375,67 @@ void standard_success_release( struct subnet_record *subrec, struct nmb_name *nmbname, struct in_addr released_ip ) { - 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 ); + 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. - ******************************************************************/ +******************************************************************/ void expire_names_on_subnet(struct subnet_record *subrec, time_t t) { - struct name_record *namerec; - struct name_record *next_namerec; - - for( namerec = (struct name_record *)ubi_trFirst( subrec->namelist ); - namerec; - namerec = next_namerec ) - { - next_namerec = (struct name_record *)ubi_trNext( namerec ); - 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))); + struct name_record *namerec; + struct name_record *next_namerec; + + for( namerec = (struct name_record *)ubi_trFirst( subrec->namelist ); namerec; namerec = next_namerec ) { + next_namerec = (struct name_record *)ubi_trNext( namerec ); + 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. - ******************************************************************/ +******************************************************************/ void expire_names(time_t t) { - struct subnet_record *subrec; - - for( subrec = FIRST_SUBNET; - subrec; - subrec = NEXT_SUBNET_INCLUDING_UNICAST(subrec) ) - { - expire_names_on_subnet( subrec, t ); - } + struct subnet_record *subrec; + + for( subrec = FIRST_SUBNET; subrec; subrec = NEXT_SUBNET_INCLUDING_UNICAST(subrec) ) { + expire_names_on_subnet( subrec, t ); + } } /**************************************************************************** @@ -475,46 +448,39 @@ void expire_names(time_t t) 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) - || (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 = (struct in_addr *)malloc( num_ips * sizeof(struct in_addr) ); - if( NULL == iplist ) - { - 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; - - } - - (void)add_name_to_subnet(subrec,"*",0x0,samba_nb_type, PERMANENT_TTL, - PERMANENT_NAME, num_ips, iplist); - (void)add_name_to_subnet(subrec,"*",0x20,samba_nb_type,PERMANENT_TTL, - PERMANENT_NAME, num_ips, iplist); - (void)add_name_to_subnet(subrec,"__SAMBA__",0x20,samba_nb_type,PERMANENT_TTL, - PERMANENT_NAME, num_ips, iplist); - (void)add_name_to_subnet(subrec,"__SAMBA__",0x00,samba_nb_type,PERMANENT_TTL, - PERMANENT_NAME, num_ips, iplist); - - if(iplist != &subrec->myip) - SAFE_FREE(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 = (struct in_addr *)malloc( num_ips * sizeof(struct in_addr) ); + if( NULL == iplist ) { + 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) + SAFE_FREE(iplist); } /**************************************************************************** @@ -524,68 +490,65 @@ void add_samba_names_to_subnet( struct subnet_record *subrec ) static void dump_subnet_namelist( struct subnet_record *subrec, XFILE *fp) { - struct name_record *namerec; - const char *src_type; - struct tm *tm; - int i; - - x_fprintf(fp, "Subnet %s\n----------------------\n", subrec->subnet_name); - for( namerec = (struct name_record *)ubi_trFirst( subrec->namelist ); - namerec; - namerec = (struct name_record *)ubi_trNext( namerec ) ) - { - 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) - { - tm = LocalTime(&namerec->data.death_time); - x_fprintf(fp, "death_time = %s\t", asctime(tm)); - } - else - x_fprintf(fp, "death_time = PERMANENT\t"); - - if(namerec->data.refresh_time != PERMANENT_TTL) - { - tm = LocalTime(&namerec->data.refresh_time); - x_fprintf(fp, "refresh_time = %s\n", asctime(tm)); - } - 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"); - } + struct name_record *namerec; + const char *src_type; + struct tm *tm; + int i; + + x_fprintf(fp, "Subnet %s\n----------------------\n", subrec->subnet_name); + for( namerec = (struct name_record *)ubi_trFirst( subrec->namelist ); namerec; + namerec = (struct name_record *)ubi_trNext( namerec ) ) { + + 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) { + tm = LocalTime(&namerec->data.death_time); + x_fprintf(fp, "death_time = %s\t", asctime(tm)); + } else { + x_fprintf(fp, "death_time = PERMANENT\t"); + } + + if(namerec->data.refresh_time != PERMANENT_TTL) { + tm = LocalTime(&namerec->data.refresh_time); + x_fprintf(fp, "refresh_time = %s\n", asctime(tm)); + } 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"); + } } /**************************************************************************** @@ -595,30 +558,27 @@ static void dump_subnet_namelist( struct subnet_record *subrec, XFILE *fp) void dump_all_namelists(void) { - XFILE *fp; - struct subnet_record *subrec; + XFILE *fp; + struct subnet_record *subrec; - fp = x_fopen(lock_path("namelist.debug"),O_WRONLY|O_CREAT|O_TRUNC, 0644); + 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", - "namelist.debug",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_subnet_namelist( wins_server_subnet, fp ); - x_fclose( fp ); + if( wins_server_subnet != NULL ) + dump_subnet_namelist( wins_server_subnet, fp ); + x_fclose( fp ); } |