1 files changed, 86 insertions, 0 deletions
diff --git a/source3/lib/util_names.c b/source3/lib/util_names.c
new file mode 100644
index 0000000..b62ddb3
--- /dev/null
+++ b/source3/lib/util_names.c
@@ -0,0 +1,86 @@
+/*
+   Unix SMB/CIFS implementation.
+   Samba utility functions
+   Copyright (C) Andrew Tridgell 1992-1998
+   Copyright (C) Jeremy Allison 2001-2007
+   Copyright (C) Simo Sorce 2001
+   Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2003
+   Copyright (C) James Peach 2006
+   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
+   the Free Software Foundation; either version 3 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, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "includes.h"
+
+/******************************************************************
+ get the default domain/netbios name to be used when dealing
+ with our passdb list of accounts
+******************************************************************/
+
+const char *get_global_sam_name(void)
+{
+	if (IS_DC) {
+		return lp_workgroup();
+	}
+	return lp_netbios_name();
+}
+
+
+/******************************************************************
+ Get the default domain/netbios name to be used when
+ testing authentication.
+******************************************************************/
+
+const char *my_sam_name(void)
+{
+	if (lp_server_role() == ROLE_STANDALONE) {
+		return lp_netbios_name();
+	}
+
+	return lp_workgroup();
+}
+
+bool is_allowed_domain(const char *domain_name)
+{
+	const char **ignored_domains = NULL;
+	const char **dom = NULL;
+
+	ignored_domains = lp_parm_string_list(-1,
+					      "winbind",
+					      "ignore domains",
+					      NULL);
+
+	for (dom = ignored_domains; dom != NULL && *dom != NULL; dom++) {
+		if (gen_fnmatch(*dom, domain_name) == 0) {
+			DBG_NOTICE("Ignoring domain '%s'\n", domain_name);
+			return false;
+		}
+	}
+
+	if (lp_allow_trusted_domains()) {
+		return true;
+	}
+
+	if (strequal(lp_workgroup(), domain_name)) {
+		return true;
+	}
+
+	if (is_myname(domain_name)) {
+		return true;
+	}
+
+	DBG_NOTICE("Not trusted domain '%s'\n", domain_name);
+	return false;
+}