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/*
Unix SMB/CIFS implementation.
Samba utility functions
Copyright (C) Andrew Tridgell 2009
Copyright (C) Andrew Bartlett <abartlet@samba.org> 2009
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"
#include "dsdb/samdb/samdb.h"
#include <ldb_module.h>
#include "librpc/ndr/libndr.h"
#include "libcli/security/dom_sid.h"
/*
convert a dsdb_dn to a linked attribute data blob
*/
WERROR dsdb_dn_la_to_blob(struct ldb_context *sam_ctx,
const struct dsdb_attribute *schema_attrib,
const struct dsdb_schema *schema,
TALLOC_CTX *mem_ctx,
struct dsdb_dn *dsdb_dn, DATA_BLOB **blob)
{
struct ldb_val v;
WERROR werr;
struct ldb_message_element val_el;
struct drsuapi_DsReplicaAttribute drs;
struct dsdb_syntax_ctx syntax_ctx;
/* use default syntax conversion context */
dsdb_syntax_ctx_init(&syntax_ctx, sam_ctx, schema);
/* we need a message_element with just one value in it */
v = data_blob_string_const(dsdb_dn_get_extended_linearized(mem_ctx, dsdb_dn, 1));
val_el.name = schema_attrib->lDAPDisplayName;
val_el.values = &v;
val_el.num_values = 1;
werr = schema_attrib->syntax->ldb_to_drsuapi(&syntax_ctx, schema_attrib, &val_el, mem_ctx, &drs);
W_ERROR_NOT_OK_RETURN(werr);
if (drs.value_ctr.num_values != 1) {
DEBUG(1,(__location__ ": Failed to build DRS blob for linked attribute %s\n",
schema_attrib->lDAPDisplayName));
return WERR_DS_DRA_INTERNAL_ERROR;
}
*blob = drs.value_ctr.values[0].blob;
return WERR_OK;
}
/*
convert a data blob to a dsdb_dn
*/
WERROR dsdb_dn_la_from_blob(struct ldb_context *sam_ctx,
const struct dsdb_attribute *schema_attrib,
const struct dsdb_schema *schema,
TALLOC_CTX *mem_ctx,
DATA_BLOB *blob,
struct dsdb_dn **dsdb_dn)
{
WERROR werr;
struct ldb_message_element new_el;
struct drsuapi_DsReplicaAttribute drs;
struct drsuapi_DsAttributeValue val;
struct dsdb_syntax_ctx syntax_ctx;
/* use default syntax conversion context */
dsdb_syntax_ctx_init(&syntax_ctx, sam_ctx, schema);
drs.value_ctr.num_values = 1;
drs.value_ctr.values = &val;
val.blob = blob;
werr = schema_attrib->syntax->drsuapi_to_ldb(&syntax_ctx, schema_attrib, &drs, mem_ctx, &new_el);
W_ERROR_NOT_OK_RETURN(werr);
if (new_el.num_values != 1) {
return WERR_INTERNAL_ERROR;
}
*dsdb_dn = dsdb_dn_parse(mem_ctx, sam_ctx, &new_el.values[0], schema_attrib->syntax->ldap_oid);
if (!*dsdb_dn) {
return WERR_INTERNAL_ERROR;
}
return WERR_OK;
}
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