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/*
Unix SMB/CIFS implementation.
Winbind ADS backend functions
Copyright (C) Andrew Tridgell 2001
Copyright (C) Andrew Bartlett 2002
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 2 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, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "includes.h"
#ifdef HAVE_LDAP
/* convert a single name to a sid in a domain */
NTSTATUS ads_name_to_sid(ADS_STRUCT *ads,
const char *name,
DOM_SID *sid,
enum SID_NAME_USE *type)
{
const char *attrs[] = {"objectSid", "sAMAccountType", NULL};
int count;
ADS_STATUS rc;
void *res = NULL;
char *exp;
uint32 t;
NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
char *escaped_name = escape_ldap_string_alloc(name);
char *escaped_realm = escape_ldap_string_alloc(ads->config.realm);
if (!escaped_name || !escaped_realm) {
status = NT_STATUS_NO_MEMORY;
goto done;
}
if (asprintf(&exp, "(|(sAMAccountName=%s)(userPrincipalName=%s@%s))",
escaped_name, escaped_name, escaped_realm) == -1) {
DEBUG(1,("ads_name_to_sid: asprintf failed!\n"));
status = NT_STATUS_NO_MEMORY;
goto done;
}
rc = ads_search_retry(ads, &res, exp, attrs);
free(exp);
if (!ADS_ERR_OK(rc)) {
DEBUG(1,("name_to_sid ads_search: %s\n", ads_errstr(rc)));
goto done;
}
count = ads_count_replies(ads, res);
if (count != 1) {
DEBUG(1,("name_to_sid: %s not found\n", name));
goto done;
}
if (!ads_pull_sid(ads, res, "objectSid", sid)) {
DEBUG(1,("No sid for %s !?\n", name));
goto done;
}
if (!ads_pull_uint32(ads, res, "sAMAccountType", &t)) {
DEBUG(1,("No sAMAccountType for %s !?\n", name));
goto done;
}
*type = ads_atype_map(t);
status = NT_STATUS_OK;
DEBUG(3,("ads name_to_sid mapped %s\n", name));
done:
if (res) ads_msgfree(ads, res);
SAFE_FREE(escaped_name);
SAFE_FREE(escaped_realm);
return status;
}
/* convert a sid to a user or group name */
NTSTATUS ads_sid_to_name(ADS_STRUCT *ads,
TALLOC_CTX *mem_ctx,
const DOM_SID *sid,
char **name,
enum SID_NAME_USE *type)
{
const char *attrs[] = {"userPrincipalName",
"sAMAccountName",
"sAMAccountType", NULL};
ADS_STATUS rc;
void *msg = NULL;
char *exp = NULL;
char *sidstr = NULL;
uint32 atype;
NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
if (!(sidstr = sid_binstring(sid))) {
DEBUG(1,("ads_sid_to_name: sid_binstring failed!\n"));
status = NT_STATUS_NO_MEMORY;
goto done;
}
if (asprintf(&exp, "(objectSid=%s)", sidstr) == -1) {
DEBUG(1,("ads_sid_to_name: asprintf failed!\n"));
status = NT_STATUS_NO_MEMORY;
goto done;
}
rc = ads_search_retry(ads, &msg, exp, attrs);
if (!ADS_ERR_OK(rc)) {
status = ads_ntstatus(rc);
DEBUG(1,("ads_sid_to_name ads_search: %s\n", ads_errstr(rc)));
goto done;
}
if (!ads_pull_uint32(ads, msg, "sAMAccountType", &atype)) {
goto done;
}
*name = ads_pull_username(ads, mem_ctx, msg);
if (!*name) {
DEBUG(1,("ads_sid_to_name: ads_pull_username retuned NULL!\n"));
status = NT_STATUS_NO_MEMORY;
goto done;
}
*type = ads_atype_map(atype);
status = NT_STATUS_OK;
DEBUG(3,("ads sid_to_name mapped %s\n", *name));
done:
if (msg) ads_msgfree(ads, msg);
SAFE_FREE(exp);
SAFE_FREE(sidstr);
return status;
}
#endif
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