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/*
Unix SMB/CIFS implementation.
LDAP server SIMPLE LDB implementation
Copyright (C) Stefan Metzmacher 2004
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"
/* TODO: samdb_context is not a pulblic struct */
struct samdb_context {
struct ldb_context *ldb;
struct samdb_context **static_ptr;
};
#define ALLOC_CHECK(ptr) do {\
if (!(ptr)) {\
return NT_STATUS_NO_MEMORY;\
}\
} while(0)
static NTSTATUS sldb_Search(struct ldapsrv_partition *partition, struct ldapsrv_call *call,
struct ldap_SearchRequest *r)
{
NTSTATUS status;
struct ldap_Result *done;
struct ldap_SearchResEntry *ent;
struct ldapsrv_reply *ent_r, *done_r;
int result = 80;
struct samdb_context *samdb;
struct ldb_message **res;
int i, j, y, count;
struct ldb_context *ldb;
enum ldb_scope scope = LDB_SCOPE_DEFAULT;
const char **attrs = NULL;
DEBUG(0, ("sldb_Search: %s\n", r->filter));
samdb = samdb_connect(call);
ldb = samdb->ldb;
switch (r->scope) {
case LDAP_SEARCH_SCOPE_BASE:
scope = LDB_SCOPE_BASE;
break;
case LDAP_SEARCH_SCOPE_SINGLE:
scope = LDB_SCOPE_ONELEVEL;
break;
case LDAP_SEARCH_SCOPE_SUB:
scope = LDB_SCOPE_SUBTREE;
break;
}
if (r->num_attributes >= 1) {
attrs = talloc_array_p(samdb, const char *, r->num_attributes+1);
ALLOC_CHECK(attrs);
for (i=0; i < r->num_attributes; i++) {
attrs[i] = r->attributes[i];
}
attrs[i] = NULL;
}
ldb_set_alloc(ldb, talloc_ldb_alloc, samdb);
count = ldb_search(ldb, r->basedn, scope, r->filter, attrs, &res);
if (count > 0) {
result = 0;
} else if (count == 0) {
result = 32;
} else if (count == -1) {
result = 1;
}
for (i=0; i < count; i++) {
ent_r = ldapsrv_init_reply(call, LDAP_TAG_SearchResultEntry);
ALLOC_CHECK(ent_r);
ent = &ent_r->msg.r.SearchResultEntry;
ent->dn = talloc_steal(ent_r, res[i]->dn);
ent->num_attributes = 0;
ent->attributes = NULL;
if (res[i]->num_elements == 0) {
continue;
}
ent->num_attributes = res[i]->num_elements;
ent->attributes = talloc_array_p(ent_r, struct ldap_attribute, ent->num_attributes);
ALLOC_CHECK(ent->attributes);
for (j=0; j < ent->num_attributes; j++) {
ent->attributes[j].name = talloc_steal(ent->attributes, res[i]->elements[j].name);
ent->attributes[j].num_values = 0;
ent->attributes[j].values = NULL;
if (r->attributesonly && (res[i]->elements[j].num_values == 0)) {
continue;
}
ent->attributes[j].num_values = res[i]->elements[j].num_values;
ent->attributes[j].values = talloc_array_p(ent->attributes,
DATA_BLOB, ent->attributes[j].num_values);
ALLOC_CHECK(ent->attributes[j].values);
for (y=0; y < ent->attributes[j].num_values; y++) {
ent->attributes[j].values[y].length = res[i]->elements[j].values[y].length;
ent->attributes[j].values[y].data = talloc_steal(ent->attributes[j].values,
res[i]->elements[j].values[y].data);
}
}
status = ldapsrv_queue_reply(call, ent_r);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
}
talloc_free(samdb);
done_r = ldapsrv_init_reply(call, LDAP_TAG_SearchResultDone);
ALLOC_CHECK(done_r);
done = &done_r->msg.r.SearchResultDone;
done->resultcode = result;
done->dn = NULL;
done->errormessage = NULL;
done->referral = NULL;
return ldapsrv_queue_reply(call, done_r);
}
static NTSTATUS sldb_Delete(struct ldapsrv_partition *partition, struct ldapsrv_call *call,
struct ldap_DeleteRequest *r)
{
struct ldap_Result *delete_result;
struct ldapsrv_reply *delete_reply;
int ldb_ret;
struct samdb_context *samdb;
struct ldb_context *ldb;
DEBUG(0, ("sldb_Delete: %s\n", r->dn));
samdb = samdb_connect(call);
ldb = samdb->ldb;
ldb_set_alloc(ldb, talloc_ldb_alloc, samdb);
ldb_ret = ldb_delete(ldb, r->dn);
delete_reply = ldapsrv_init_reply(call, LDAP_TAG_DeleteResponse);
delete_result = &delete_reply->msg.r.DeleteResponse;
delete_result->dn = talloc_steal(delete_reply, r->dn);
if (ldb_ret != 0) {
/* currently we have no way to tell if there was an internal ldb error
* or if the object was not found, return the most probable error
*/
delete_result->resultcode = LDAP_NO_SUCH_OBJECT;
delete_result->errormessage = ldb_errstring(ldb);
delete_result->referral = NULL;
} else {
delete_result->resultcode = LDAP_SUCCESS;
delete_result->errormessage = NULL;
delete_result->referral = NULL;
}
ldapsrv_queue_reply(call, delete_reply);
talloc_free(samdb);
return NT_STATUS_OK;
}
static const struct ldapsrv_partition_ops sldb_ops = {
.Search = sldb_Search,
.Delete = sldb_Delete
};
const struct ldapsrv_partition_ops *ldapsrv_get_sldb_partition_ops(void)
{
return &sldb_ops;
}
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