2 Unix SMB/CIFS implementation.
3 Samba utility functions
4 Copyright (C) Andrew Tridgell 1992-1998
5 Copyright (C) Jeremy Allison 2001-2007
6 Copyright (C) Simo Sorce 2001
7 Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2003
8 Copyright (C) James Peach 2006
9 Copyright (C) Andrew Bartlett 2010-2011
11 This program is free software; you can redistribute it and/or modify
12 it under the terms of the GNU General Public License as published by
13 the Free Software Foundation; either version 3 of the License, or
14 (at your option) any later version.
16 This program is distributed in the hope that it will be useful,
17 but WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 GNU General Public License for more details.
21 You should have received a copy of the GNU General Public License
22 along with this program. If not, see <http://www.gnu.org/licenses/>.
27 /***********************************************************************
28 Definitions for all names.
29 ***********************************************************************/
31 static char *smb_myname;
32 static char *smb_myworkgroup;
33 static int smb_num_netbios_names;
34 static char **smb_my_netbios_names;
36 static void free_netbios_names_array(void)
40 for (i = 0; i < smb_num_netbios_names; i++)
41 SAFE_FREE(smb_my_netbios_names[i]);
43 SAFE_FREE(smb_my_netbios_names);
44 smb_num_netbios_names = 0;
47 static bool allocate_my_netbios_names_array(size_t number)
49 free_netbios_names_array();
51 smb_num_netbios_names = number + 1;
52 smb_my_netbios_names = SMB_MALLOC_ARRAY( char *, smb_num_netbios_names );
54 if (!smb_my_netbios_names)
57 memset(smb_my_netbios_names, '\0', sizeof(char *) * smb_num_netbios_names);
61 static bool set_my_netbios_names(const char *name, int i)
63 SAFE_FREE(smb_my_netbios_names[i]);
65 smb_my_netbios_names[i] = SMB_STRDUP(name);
66 if (!smb_my_netbios_names[i])
68 strupper_m(smb_my_netbios_names[i]);
72 /***********************************************************************
73 Free memory allocated to global objects
74 ***********************************************************************/
76 void gfree_names(void)
78 gfree_netbios_names();
79 free_netbios_names_array();
80 free_local_machine_name();
83 const char *my_netbios_names(int i)
85 return smb_my_netbios_names[i];
88 bool set_netbios_aliases(const char **str_array)
92 /* Work out the max number of netbios aliases that we have */
93 for( namecount=0; str_array && (str_array[namecount] != NULL); namecount++ )
96 if ( global_myname() && *global_myname())
99 /* Allocate space for the netbios aliases */
100 if (!allocate_my_netbios_names_array(namecount))
103 /* Use the global_myname string first */
105 if ( global_myname() && *global_myname()) {
106 set_my_netbios_names( global_myname(), namecount );
112 for ( i = 0; str_array[i] != NULL; i++) {
114 bool duplicate = False;
116 /* Look for duplicates */
117 for( n=0; n<namecount; n++ ) {
118 if( strequal( str_array[i], my_netbios_names(n) ) ) {
124 if (!set_my_netbios_names(str_array[i], namecount))
133 /****************************************************************************
134 Common name initialization code.
135 ****************************************************************************/
137 bool init_names(void)
141 if (global_myname() == NULL || *global_myname() == '\0') {
142 if (!set_global_myname(myhostname())) {
143 DEBUG( 0, ( "init_names: malloc fail.\n" ) );
148 if (!set_netbios_aliases(lp_netbios_aliases())) {
149 DEBUG( 0, ( "init_names: malloc fail.\n" ) );
153 set_local_machine_name(global_myname(),false);
155 DEBUG( 5, ("Netbios name list:-\n") );
156 for( n=0; my_netbios_names(n); n++ ) {
157 DEBUGADD( 5, ("my_netbios_names[%d]=\"%s\"\n",
158 n, my_netbios_names(n) ) );
164 /***********************************************************************
165 Allocate and set myname. Ensure upper case.
166 ***********************************************************************/
168 bool set_global_myname(const char *myname)
170 SAFE_FREE(smb_myname);
171 smb_myname = SMB_STRDUP(myname);
174 strupper_m(smb_myname);
178 const char *global_myname(void)
183 /******************************************************************
184 get the default domain/netbios name to be used when dealing
185 with our passdb list of accounts
186 ******************************************************************/
188 const char *get_global_sam_name(void)
191 return lp_workgroup();
193 return global_myname();
196 void gfree_netbios_names(void)
198 SAFE_FREE( smb_myname );
199 SAFE_FREE( smb_myworkgroup );