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-rw-r--r--source3/lib/util_names.c163
1 files changed, 162 insertions, 1 deletions
diff --git a/source3/lib/util_names.c b/source3/lib/util_names.c
index bd6e5c1202..8170c8bb11 100644
--- a/source3/lib/util_names.c
+++ b/source3/lib/util_names.c
@@ -6,7 +6,7 @@
Copyright (C) Simo Sorce 2001
Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2003
Copyright (C) James Peach 2006
- Copyright (C) Andrew Bartlett 2010
+ Copyright (C) Andrew Bartlett 2010-2011
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
@@ -24,8 +24,169 @@
#include "includes.h"
+/***********************************************************************
+ Definitions for all names.
+***********************************************************************/
+
static char *smb_myname;
static char *smb_myworkgroup;
+static char *smb_scope;
+static int smb_num_netbios_names;
+static char **smb_my_netbios_names;
+
+/***********************************************************************
+ Allocate and set scope. Ensure upper case.
+***********************************************************************/
+
+bool set_global_scope(const char *scope)
+{
+ SAFE_FREE(smb_scope);
+ smb_scope = SMB_STRDUP(scope);
+ if (!smb_scope)
+ return False;
+ strupper_m(smb_scope);
+ return True;
+}
+
+/*********************************************************************
+ Ensure scope is never null string.
+*********************************************************************/
+
+const char *global_scope(void)
+{
+ if (!smb_scope)
+ set_global_scope("");
+ return smb_scope;
+}
+
+static void free_netbios_names_array(void)
+{
+ int i;
+
+ for (i = 0; i < smb_num_netbios_names; i++)
+ SAFE_FREE(smb_my_netbios_names[i]);
+
+ SAFE_FREE(smb_my_netbios_names);
+ smb_num_netbios_names = 0;
+}
+
+static bool allocate_my_netbios_names_array(size_t number)
+{
+ free_netbios_names_array();
+
+ smb_num_netbios_names = number + 1;
+ smb_my_netbios_names = SMB_MALLOC_ARRAY( char *, smb_num_netbios_names );
+
+ if (!smb_my_netbios_names)
+ return False;
+
+ memset(smb_my_netbios_names, '\0', sizeof(char *) * smb_num_netbios_names);
+ return True;
+}
+
+static bool set_my_netbios_names(const char *name, int i)
+{
+ SAFE_FREE(smb_my_netbios_names[i]);
+
+ smb_my_netbios_names[i] = SMB_STRDUP(name);
+ if (!smb_my_netbios_names[i])
+ return False;
+ strupper_m(smb_my_netbios_names[i]);
+ return True;
+}
+
+/***********************************************************************
+ Free memory allocated to global objects
+***********************************************************************/
+
+void gfree_names(void)
+{
+ gfree_netbios_names();
+ SAFE_FREE( smb_scope );
+ free_netbios_names_array();
+ free_local_machine_name();
+}
+
+const char *my_netbios_names(int i)
+{
+ return smb_my_netbios_names[i];
+}
+
+bool set_netbios_aliases(const char **str_array)
+{
+ size_t namecount;
+
+ /* Work out the max number of netbios aliases that we have */
+ for( namecount=0; str_array && (str_array[namecount] != NULL); namecount++ )
+ ;
+
+ if ( global_myname() && *global_myname())
+ namecount++;
+
+ /* Allocate space for the netbios aliases */
+ if (!allocate_my_netbios_names_array(namecount))
+ return False;
+
+ /* Use the global_myname string first */
+ namecount=0;
+ if ( global_myname() && *global_myname()) {
+ set_my_netbios_names( global_myname(), namecount );
+ namecount++;
+ }
+
+ if (str_array) {
+ size_t i;
+ for ( i = 0; str_array[i] != NULL; i++) {
+ size_t n;
+ bool duplicate = False;
+
+ /* Look for duplicates */
+ for( n=0; n<namecount; n++ ) {
+ if( strequal( str_array[i], my_netbios_names(n) ) ) {
+ duplicate = True;
+ break;
+ }
+ }
+ if (!duplicate) {
+ if (!set_my_netbios_names(str_array[i], namecount))
+ return False;
+ namecount++;
+ }
+ }
+ }
+ return True;
+}
+
+/****************************************************************************
+ Common name initialization code.
+****************************************************************************/
+
+bool init_names(void)
+{
+ int n;
+
+ if (global_myname() == NULL || *global_myname() == '\0') {
+ if (!set_global_myname(myhostname())) {
+ DEBUG( 0, ( "init_names: malloc fail.\n" ) );
+ return False;
+ }
+ }
+
+ if (!set_netbios_aliases(lp_netbios_aliases())) {
+ DEBUG( 0, ( "init_names: malloc fail.\n" ) );
+ return False;
+ }
+
+ set_local_machine_name(global_myname(),false);
+
+ DEBUG( 5, ("Netbios name list:-\n") );
+ for( n=0; my_netbios_names(n); n++ ) {
+ DEBUGADD( 5, ("my_netbios_names[%d]=\"%s\"\n",
+ n, my_netbios_names(n) ) );
+ }
+
+ return( True );
+}
/***********************************************************************
Allocate and set myname. Ensure upper case.