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a762e9cab7
The DSDB_CONTROL_BYPASS_PASSWORD_HASH_OID control has to data attached to it. So we can allow it to be send over LDAP. We'll accept this control over the privileged ldapi socket only. metze
1204 lines
27 KiB
C
1204 lines
27 KiB
C
/*
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Unix SMB/CIFS mplementation.
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LDAP protocol helper functions for SAMBA
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Copyright (C) Simo Sorce 2005
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "../lib/util/asn1.h"
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#include "libcli/ldap/libcli_ldap.h"
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#include "libcli/ldap/ldap_proto.h"
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#include "dsdb/samdb/samdb.h"
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static bool decode_server_sort_response(void *mem_ctx, DATA_BLOB in, void *_out)
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{
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void **out = (void **)_out;
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DATA_BLOB attr;
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struct asn1_data *data = asn1_init(mem_ctx);
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struct ldb_sort_resp_control *lsrc;
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if (!data) return false;
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if (!asn1_load(data, in)) {
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return false;
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}
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lsrc = talloc(mem_ctx, struct ldb_sort_resp_control);
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if (!lsrc) {
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return false;
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}
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if (!asn1_start_tag(data, ASN1_SEQUENCE(0))) {
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return false;
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}
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if (!asn1_read_enumerated(data, &(lsrc->result))) {
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return false;
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}
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lsrc->attr_desc = NULL;
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if (asn1_peek_tag(data, ASN1_OCTET_STRING)) {
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if (!asn1_read_OctetString(data, mem_ctx, &attr)) {
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return false;
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}
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lsrc->attr_desc = talloc_strndup(lsrc, (const char *)attr.data, attr.length);
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if (!lsrc->attr_desc) {
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return false;
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}
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}
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if (!asn1_end_tag(data)) {
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return false;
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}
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*out = lsrc;
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return true;
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}
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static bool decode_server_sort_request(void *mem_ctx, DATA_BLOB in, void *_out)
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{
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void **out = (void **)_out;
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DATA_BLOB attr;
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DATA_BLOB rule;
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struct asn1_data *data = asn1_init(mem_ctx);
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struct ldb_server_sort_control **lssc;
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int num;
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if (!data) return false;
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if (!asn1_load(data, in)) {
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return false;
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}
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if (!asn1_start_tag(data, ASN1_SEQUENCE(0))) {
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return false;
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}
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lssc = NULL;
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for (num = 0; asn1_peek_tag(data, ASN1_SEQUENCE(0)); num++) {
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lssc = talloc_realloc(mem_ctx, lssc, struct ldb_server_sort_control *, num + 2);
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if (!lssc) {
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return false;
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}
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lssc[num] = talloc_zero(lssc, struct ldb_server_sort_control);
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if (!lssc[num]) {
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return false;
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}
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if (!asn1_start_tag(data, ASN1_SEQUENCE(0))) {
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return false;
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}
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if (!asn1_read_OctetString(data, mem_ctx, &attr)) {
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return false;
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}
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lssc[num]->attributeName = talloc_strndup(lssc[num], (const char *)attr.data, attr.length);
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if (!lssc [num]->attributeName) {
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return false;
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}
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if (asn1_peek_tag(data, ASN1_OCTET_STRING)) {
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if (!asn1_read_OctetString(data, mem_ctx, &rule)) {
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return false;
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}
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lssc[num]->orderingRule = talloc_strndup(lssc[num], (const char *)rule.data, rule.length);
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if (!lssc[num]->orderingRule) {
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return false;
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}
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}
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if (asn1_peek_tag(data, ASN1_CONTEXT_SIMPLE(1))) {
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bool reverse;
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if (!asn1_read_BOOLEAN_context(data, &reverse, 1)) {
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return false;
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}
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lssc[num]->reverse = reverse;
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}
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if (!asn1_end_tag(data)) {
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return false;
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}
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}
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if (lssc != NULL) {
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lssc[num] = NULL;
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}
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if (!asn1_end_tag(data)) {
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return false;
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}
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*out = lssc;
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return true;
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}
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static bool decode_extended_dn_request(void *mem_ctx, DATA_BLOB in, void *_out)
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{
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void **out = (void **)_out;
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struct asn1_data *data;
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struct ldb_extended_dn_control *ledc;
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/* The content of this control is optional */
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if (in.length == 0) {
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*out = NULL;
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return true;
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}
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data = asn1_init(mem_ctx);
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if (!data) return false;
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if (!asn1_load(data, in)) {
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return false;
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}
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ledc = talloc(mem_ctx, struct ldb_extended_dn_control);
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if (!ledc) {
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return false;
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}
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if (!asn1_start_tag(data, ASN1_SEQUENCE(0))) {
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return false;
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}
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if (!asn1_read_Integer(data, &(ledc->type))) {
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return false;
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}
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if (!asn1_end_tag(data)) {
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return false;
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}
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*out = ledc;
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return true;
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}
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static bool decode_sd_flags_request(void *mem_ctx, DATA_BLOB in, void *_out)
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{
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void **out = (void **)_out;
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struct asn1_data *data = asn1_init(mem_ctx);
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struct ldb_sd_flags_control *lsdfc;
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if (!data) return false;
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if (!asn1_load(data, in)) {
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return false;
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}
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lsdfc = talloc(mem_ctx, struct ldb_sd_flags_control);
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if (!lsdfc) {
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return false;
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}
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if (!asn1_start_tag(data, ASN1_SEQUENCE(0))) {
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return false;
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}
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if (!asn1_read_Integer(data, (int *) &(lsdfc->secinfo_flags))) {
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return false;
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}
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if (!asn1_end_tag(data)) {
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return false;
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}
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*out = lsdfc;
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return true;
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}
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static bool decode_search_options_request(void *mem_ctx, DATA_BLOB in, void *_out)
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{
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void **out = (void **)_out;
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struct asn1_data *data = asn1_init(mem_ctx);
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struct ldb_search_options_control *lsoc;
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if (!data) return false;
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if (!asn1_load(data, in)) {
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return false;
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}
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lsoc = talloc(mem_ctx, struct ldb_search_options_control);
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if (!lsoc) {
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return false;
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}
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if (!asn1_start_tag(data, ASN1_SEQUENCE(0))) {
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return false;
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}
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if (!asn1_read_Integer(data, (int *) &(lsoc->search_options))) {
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return false;
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}
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if (!asn1_end_tag(data)) {
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return false;
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}
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*out = lsoc;
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return true;
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}
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static bool decode_paged_results_request(void *mem_ctx, DATA_BLOB in, void *_out)
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{
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void **out = (void **)_out;
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DATA_BLOB cookie;
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struct asn1_data *data = asn1_init(mem_ctx);
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struct ldb_paged_control *lprc;
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if (!data) return false;
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if (!asn1_load(data, in)) {
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return false;
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}
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lprc = talloc(mem_ctx, struct ldb_paged_control);
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if (!lprc) {
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return false;
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}
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if (!asn1_start_tag(data, ASN1_SEQUENCE(0))) {
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return false;
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}
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if (!asn1_read_Integer(data, &(lprc->size))) {
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return false;
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}
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if (!asn1_read_OctetString(data, mem_ctx, &cookie)) {
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return false;
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}
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lprc->cookie_len = cookie.length;
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if (lprc->cookie_len) {
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lprc->cookie = talloc_memdup(lprc, cookie.data, cookie.length);
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if (!(lprc->cookie)) {
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return false;
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}
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} else {
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lprc->cookie = NULL;
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}
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if (!asn1_end_tag(data)) {
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return false;
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}
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*out = lprc;
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return true;
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}
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static bool decode_dirsync_request(void *mem_ctx, DATA_BLOB in, void *_out)
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{
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void **out = (void **)_out;
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DATA_BLOB cookie;
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struct asn1_data *data = asn1_init(mem_ctx);
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struct ldb_dirsync_control *ldc;
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if (!data) return false;
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if (!asn1_load(data, in)) {
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return false;
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}
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ldc = talloc(mem_ctx, struct ldb_dirsync_control);
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if (!ldc) {
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return false;
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}
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if (!asn1_start_tag(data, ASN1_SEQUENCE(0))) {
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return false;
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}
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if (!asn1_read_Integer(data, &(ldc->flags))) {
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return false;
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}
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if (!asn1_read_Integer(data, &(ldc->max_attributes))) {
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return false;
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}
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if (!asn1_read_OctetString(data, mem_ctx, &cookie)) {
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return false;
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}
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ldc->cookie_len = cookie.length;
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if (ldc->cookie_len) {
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ldc->cookie = talloc_memdup(ldc, cookie.data, cookie.length);
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if (!(ldc->cookie)) {
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return false;
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}
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} else {
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ldc->cookie = NULL;
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}
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if (!asn1_end_tag(data)) {
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return false;
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}
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*out = ldc;
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return true;
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}
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/* seem that this controls has 2 forms one in case it is used with
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* a Search Request and another when used ina Search Response
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*/
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static bool decode_asq_control(void *mem_ctx, DATA_BLOB in, void *_out)
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{
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void **out = (void **)_out;
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DATA_BLOB source_attribute;
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struct asn1_data *data = asn1_init(mem_ctx);
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struct ldb_asq_control *lac;
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if (!data) return false;
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if (!asn1_load(data, in)) {
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return false;
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}
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lac = talloc(mem_ctx, struct ldb_asq_control);
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if (!lac) {
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return false;
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}
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if (!asn1_start_tag(data, ASN1_SEQUENCE(0))) {
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return false;
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}
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if (asn1_peek_tag(data, ASN1_OCTET_STRING)) {
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if (!asn1_read_OctetString(data, mem_ctx, &source_attribute)) {
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return false;
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}
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lac->src_attr_len = source_attribute.length;
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if (lac->src_attr_len) {
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lac->source_attribute = talloc_strndup(lac, (const char *)source_attribute.data, source_attribute.length);
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if (!(lac->source_attribute)) {
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return false;
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}
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} else {
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lac->source_attribute = NULL;
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}
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lac->request = 1;
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} else if (asn1_peek_tag(data, ASN1_ENUMERATED)) {
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if (!asn1_read_enumerated(data, &(lac->result))) {
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return false;
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}
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lac->request = 0;
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} else {
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return false;
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}
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if (!asn1_end_tag(data)) {
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return false;
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}
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*out = lac;
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return true;
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}
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static bool decode_vlv_request(void *mem_ctx, DATA_BLOB in, void *_out)
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{
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void **out = (void **)_out;
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DATA_BLOB assertion_value, context_id;
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struct asn1_data *data = asn1_init(mem_ctx);
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struct ldb_vlv_req_control *lvrc;
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if (!data) return false;
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if (!asn1_load(data, in)) {
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return false;
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}
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lvrc = talloc(mem_ctx, struct ldb_vlv_req_control);
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if (!lvrc) {
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return false;
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}
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if (!asn1_start_tag(data, ASN1_SEQUENCE(0))) {
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return false;
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}
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if (!asn1_read_Integer(data, &(lvrc->beforeCount))) {
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return false;
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}
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if (!asn1_read_Integer(data, &(lvrc->afterCount))) {
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return false;
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}
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if (asn1_peek_tag(data, ASN1_CONTEXT(0))) {
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lvrc->type = 0;
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if (!asn1_start_tag(data, ASN1_CONTEXT(0))) {
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return false;
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}
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if (!asn1_start_tag(data, ASN1_SEQUENCE(0))) {
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return false;
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}
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if (!asn1_read_Integer(data, &(lvrc->match.byOffset.offset))) {
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return false;
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}
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if (!asn1_read_Integer(data, &(lvrc->match.byOffset.contentCount))) {
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return false;
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}
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if (!asn1_end_tag(data)) { /*SEQUENCE*/
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return false;
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}
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if (!asn1_end_tag(data)) { /*CONTEXT*/
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return false;
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}
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} else {
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lvrc->type = 1;
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if (!asn1_start_tag(data, ASN1_CONTEXT(1))) {
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return false;
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}
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if (!asn1_read_OctetString(data, mem_ctx, &assertion_value)) {
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return false;
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}
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lvrc->match.gtOrEq.value_len = assertion_value.length;
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if (lvrc->match.gtOrEq.value_len) {
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lvrc->match.gtOrEq.value = talloc_memdup(lvrc, assertion_value.data, assertion_value.length);
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if (!(lvrc->match.gtOrEq.value)) {
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return false;
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}
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} else {
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lvrc->match.gtOrEq.value = NULL;
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}
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if (!asn1_end_tag(data)) { /*CONTEXT*/
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return false;
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}
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}
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if (asn1_peek_tag(data, ASN1_OCTET_STRING)) {
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if (!asn1_read_OctetString(data, mem_ctx, &context_id)) {
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return false;
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}
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lvrc->ctxid_len = context_id.length;
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if (lvrc->ctxid_len) {
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lvrc->contextId = talloc_memdup(lvrc, context_id.data, context_id.length);
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if (!(lvrc->contextId)) {
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return false;
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}
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} else {
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lvrc->contextId = NULL;
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}
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} else {
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lvrc->contextId = NULL;
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lvrc->ctxid_len = 0;
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}
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if (!asn1_end_tag(data)) {
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return false;
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}
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*out = lvrc;
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return true;
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}
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static bool decode_vlv_response(void *mem_ctx, DATA_BLOB in, void *_out)
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{
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void **out = (void **)_out;
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DATA_BLOB context_id;
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struct asn1_data *data = asn1_init(mem_ctx);
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struct ldb_vlv_resp_control *lvrc;
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if (!data) return false;
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if (!asn1_load(data, in)) {
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return false;
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}
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lvrc = talloc(mem_ctx, struct ldb_vlv_resp_control);
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if (!lvrc) {
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return false;
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}
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if (!asn1_start_tag(data, ASN1_SEQUENCE(0))) {
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return false;
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}
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if (!asn1_read_Integer(data, &(lvrc->targetPosition))) {
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return false;
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}
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if (!asn1_read_Integer(data, &(lvrc->contentCount))) {
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return false;
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}
|
|
|
|
if (!asn1_read_enumerated(data, &(lvrc->vlv_result))) {
|
|
return false;
|
|
}
|
|
|
|
if (asn1_peek_tag(data, ASN1_OCTET_STRING)) {
|
|
if (!asn1_read_OctetString(data, mem_ctx, &context_id)) {
|
|
return false;
|
|
}
|
|
lvrc->contextId = talloc_strndup(lvrc, (const char *)context_id.data, context_id.length);
|
|
if (!lvrc->contextId) {
|
|
return false;
|
|
}
|
|
lvrc->ctxid_len = context_id.length;
|
|
} else {
|
|
lvrc->contextId = NULL;
|
|
lvrc->ctxid_len = 0;
|
|
}
|
|
|
|
if (!asn1_end_tag(data)) {
|
|
return false;
|
|
}
|
|
|
|
*out = lvrc;
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool encode_server_sort_response(void *mem_ctx, void *in, DATA_BLOB *out)
|
|
{
|
|
struct ldb_sort_resp_control *lsrc = talloc_get_type(in, struct ldb_sort_resp_control);
|
|
struct asn1_data *data = asn1_init(mem_ctx);
|
|
|
|
if (!data) return false;
|
|
|
|
if (!asn1_push_tag(data, ASN1_SEQUENCE(0))) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_write_enumerated(data, lsrc->result)) {
|
|
return false;
|
|
}
|
|
|
|
if (lsrc->attr_desc) {
|
|
if (!asn1_write_OctetString(data, lsrc->attr_desc, strlen(lsrc->attr_desc))) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (!asn1_pop_tag(data)) {
|
|
return false;
|
|
}
|
|
|
|
*out = data_blob_talloc(mem_ctx, data->data, data->length);
|
|
if (out->data == NULL) {
|
|
return false;
|
|
}
|
|
talloc_free(data);
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool encode_server_sort_request(void *mem_ctx, void *in, DATA_BLOB *out)
|
|
{
|
|
struct ldb_server_sort_control **lssc = talloc_get_type(in, struct ldb_server_sort_control *);
|
|
struct asn1_data *data = asn1_init(mem_ctx);
|
|
int num;
|
|
|
|
if (!data) return false;
|
|
|
|
if (!asn1_push_tag(data, ASN1_SEQUENCE(0))) {
|
|
return false;
|
|
}
|
|
|
|
/*
|
|
RFC2891 section 1.1:
|
|
SortKeyList ::= SEQUENCE OF SEQUENCE {
|
|
attributeType AttributeDescription,
|
|
orderingRule [0] MatchingRuleId OPTIONAL,
|
|
reverseOrder [1] BOOLEAN DEFAULT FALSE }
|
|
*/
|
|
for (num = 0; lssc[num]; num++) {
|
|
if (!asn1_push_tag(data, ASN1_SEQUENCE(0))) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_write_OctetString(data, lssc[num]->attributeName, strlen(lssc[num]->attributeName))) {
|
|
return false;
|
|
}
|
|
|
|
if (lssc[num]->orderingRule) {
|
|
if (!asn1_write_OctetString(data, lssc[num]->orderingRule, strlen(lssc[num]->orderingRule))) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (lssc[num]->reverse) {
|
|
if (!asn1_write_BOOLEAN_context(data, lssc[num]->reverse, 1)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (!asn1_pop_tag(data)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (!asn1_pop_tag(data)) {
|
|
return false;
|
|
}
|
|
|
|
*out = data_blob_talloc(mem_ctx, data->data, data->length);
|
|
if (out->data == NULL) {
|
|
return false;
|
|
}
|
|
talloc_free(data);
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool encode_extended_dn_request(void *mem_ctx, void *in, DATA_BLOB *out)
|
|
{
|
|
struct ldb_extended_dn_control *ledc = talloc_get_type(in, struct ldb_extended_dn_control);
|
|
struct asn1_data *data;
|
|
|
|
if (!in) {
|
|
*out = data_blob(NULL, 0);
|
|
return true;
|
|
}
|
|
|
|
data = asn1_init(mem_ctx);
|
|
|
|
if (!data) return false;
|
|
|
|
if (!asn1_push_tag(data, ASN1_SEQUENCE(0))) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_write_Integer(data, ledc->type)) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_pop_tag(data)) {
|
|
return false;
|
|
}
|
|
|
|
*out = data_blob_talloc(mem_ctx, data->data, data->length);
|
|
if (out->data == NULL) {
|
|
return false;
|
|
}
|
|
talloc_free(data);
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool encode_sd_flags_request(void *mem_ctx, void *in, DATA_BLOB *out)
|
|
{
|
|
struct ldb_sd_flags_control *lsdfc = talloc_get_type(in, struct ldb_sd_flags_control);
|
|
struct asn1_data *data = asn1_init(mem_ctx);
|
|
|
|
if (!data) return false;
|
|
|
|
if (!asn1_push_tag(data, ASN1_SEQUENCE(0))) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_write_Integer(data, lsdfc->secinfo_flags)) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_pop_tag(data)) {
|
|
return false;
|
|
}
|
|
|
|
*out = data_blob_talloc(mem_ctx, data->data, data->length);
|
|
if (out->data == NULL) {
|
|
return false;
|
|
}
|
|
talloc_free(data);
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool encode_search_options_request(void *mem_ctx, void *in, DATA_BLOB *out)
|
|
{
|
|
struct ldb_search_options_control *lsoc = talloc_get_type(in, struct ldb_search_options_control);
|
|
struct asn1_data *data = asn1_init(mem_ctx);
|
|
|
|
if (!data) return false;
|
|
|
|
if (!asn1_push_tag(data, ASN1_SEQUENCE(0))) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_write_Integer(data, lsoc->search_options)) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_pop_tag(data)) {
|
|
return false;
|
|
}
|
|
|
|
*out = data_blob_talloc(mem_ctx, data->data, data->length);
|
|
if (out->data == NULL) {
|
|
return false;
|
|
}
|
|
talloc_free(data);
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool encode_paged_results_request(void *mem_ctx, void *in, DATA_BLOB *out)
|
|
{
|
|
struct ldb_paged_control *lprc = talloc_get_type(in, struct ldb_paged_control);
|
|
struct asn1_data *data = asn1_init(mem_ctx);
|
|
|
|
if (!data) return false;
|
|
|
|
if (!asn1_push_tag(data, ASN1_SEQUENCE(0))) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_write_Integer(data, lprc->size)) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_write_OctetString(data, lprc->cookie, lprc->cookie_len)) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_pop_tag(data)) {
|
|
return false;
|
|
}
|
|
|
|
*out = data_blob_talloc(mem_ctx, data->data, data->length);
|
|
if (out->data == NULL) {
|
|
return false;
|
|
}
|
|
talloc_free(data);
|
|
|
|
return true;
|
|
}
|
|
|
|
/* seem that this controls has 2 forms one in case it is used with
|
|
* a Search Request and another when used ina Search Response
|
|
*/
|
|
static bool encode_asq_control(void *mem_ctx, void *in, DATA_BLOB *out)
|
|
{
|
|
struct ldb_asq_control *lac = talloc_get_type(in, struct ldb_asq_control);
|
|
struct asn1_data *data = asn1_init(mem_ctx);
|
|
|
|
if (!data) return false;
|
|
|
|
if (!asn1_push_tag(data, ASN1_SEQUENCE(0))) {
|
|
return false;
|
|
}
|
|
|
|
if (lac->request) {
|
|
|
|
if (!asn1_write_OctetString(data, lac->source_attribute, lac->src_attr_len)) {
|
|
return false;
|
|
}
|
|
} else {
|
|
if (!asn1_write_enumerated(data, lac->result)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (!asn1_pop_tag(data)) {
|
|
return false;
|
|
}
|
|
|
|
*out = data_blob_talloc(mem_ctx, data->data, data->length);
|
|
if (out->data == NULL) {
|
|
return false;
|
|
}
|
|
talloc_free(data);
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool encode_dirsync_request(void *mem_ctx, void *in, DATA_BLOB *out)
|
|
{
|
|
struct ldb_dirsync_control *ldc = talloc_get_type(in, struct ldb_dirsync_control);
|
|
struct asn1_data *data = asn1_init(mem_ctx);
|
|
|
|
if (!data) return false;
|
|
|
|
if (!asn1_push_tag(data, ASN1_SEQUENCE(0))) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_write_Integer(data, ldc->flags)) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_write_Integer(data, ldc->max_attributes)) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_write_OctetString(data, ldc->cookie, ldc->cookie_len)) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_pop_tag(data)) {
|
|
return false;
|
|
}
|
|
|
|
*out = data_blob_talloc(mem_ctx, data->data, data->length);
|
|
if (out->data == NULL) {
|
|
return false;
|
|
}
|
|
talloc_free(data);
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool encode_vlv_request(void *mem_ctx, void *in, DATA_BLOB *out)
|
|
{
|
|
struct ldb_vlv_req_control *lvrc = talloc_get_type(in, struct ldb_vlv_req_control);
|
|
struct asn1_data *data = asn1_init(mem_ctx);
|
|
|
|
if (!data) return false;
|
|
|
|
if (!asn1_push_tag(data, ASN1_SEQUENCE(0))) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_write_Integer(data, lvrc->beforeCount)) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_write_Integer(data, lvrc->afterCount)) {
|
|
return false;
|
|
}
|
|
|
|
if (lvrc->type == 0) {
|
|
if (!asn1_push_tag(data, ASN1_CONTEXT(0))) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_push_tag(data, ASN1_SEQUENCE(0))) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_write_Integer(data, lvrc->match.byOffset.offset)) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_write_Integer(data, lvrc->match.byOffset.contentCount)) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_pop_tag(data)) { /*SEQUENCE*/
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_pop_tag(data)) { /*CONTEXT*/
|
|
return false;
|
|
}
|
|
} else {
|
|
if (!asn1_push_tag(data, ASN1_CONTEXT(1))) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_write_OctetString(data, lvrc->match.gtOrEq.value, lvrc->match.gtOrEq.value_len)) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_pop_tag(data)) { /*CONTEXT*/
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (lvrc->ctxid_len) {
|
|
if (!asn1_write_OctetString(data, lvrc->contextId, lvrc->ctxid_len)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (!asn1_pop_tag(data)) {
|
|
return false;
|
|
}
|
|
|
|
*out = data_blob_talloc(mem_ctx, data->data, data->length);
|
|
if (out->data == NULL) {
|
|
return false;
|
|
}
|
|
talloc_free(data);
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool encode_vlv_response(void *mem_ctx, void *in, DATA_BLOB *out)
|
|
{
|
|
struct ldb_vlv_resp_control *lvrc = talloc_get_type(in, struct ldb_vlv_resp_control);
|
|
struct asn1_data *data = asn1_init(mem_ctx);
|
|
|
|
if (!data) return false;
|
|
|
|
if (!asn1_push_tag(data, ASN1_SEQUENCE(0))) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_write_Integer(data, lvrc->targetPosition)) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_write_Integer(data, lvrc->contentCount)) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_write_enumerated(data, lvrc->vlv_result)) {
|
|
return false;
|
|
}
|
|
|
|
if (lvrc->ctxid_len) {
|
|
if (!asn1_write_OctetString(data, lvrc->contextId, lvrc->ctxid_len)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (!asn1_pop_tag(data)) {
|
|
return false;
|
|
}
|
|
|
|
*out = data_blob_talloc(mem_ctx, data->data, data->length);
|
|
if (out->data == NULL) {
|
|
return false;
|
|
}
|
|
talloc_free(data);
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool encode_openldap_dereference(void *mem_ctx, void *in, DATA_BLOB *out)
|
|
{
|
|
struct dsdb_openldap_dereference_control *control = talloc_get_type(in, struct dsdb_openldap_dereference_control);
|
|
int i,j;
|
|
struct asn1_data *data = asn1_init(mem_ctx);
|
|
|
|
if (!data) return false;
|
|
|
|
if (!control) return false;
|
|
|
|
if (!asn1_push_tag(data, ASN1_SEQUENCE(0))) {
|
|
return false;
|
|
}
|
|
|
|
for (i=0; control->dereference && control->dereference[i]; i++) {
|
|
if (!asn1_push_tag(data, ASN1_SEQUENCE(0))) {
|
|
return false;
|
|
}
|
|
if (!asn1_write_OctetString(data, control->dereference[i]->source_attribute, strlen(control->dereference[i]->source_attribute))) {
|
|
return false;
|
|
}
|
|
if (!asn1_push_tag(data, ASN1_SEQUENCE(0))) {
|
|
return false;
|
|
}
|
|
for (j=0; control->dereference && control->dereference[i]->dereference_attribute[j]; j++) {
|
|
if (!asn1_write_OctetString(data, control->dereference[i]->dereference_attribute[j],
|
|
strlen(control->dereference[i]->dereference_attribute[j]))) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
asn1_pop_tag(data);
|
|
asn1_pop_tag(data);
|
|
}
|
|
asn1_pop_tag(data);
|
|
|
|
*out = data_blob_talloc(mem_ctx, data->data, data->length);
|
|
if (out->data == NULL) {
|
|
return false;
|
|
}
|
|
talloc_free(data);
|
|
return true;
|
|
}
|
|
|
|
static bool decode_openldap_dereference(void *mem_ctx, DATA_BLOB in, void *_out)
|
|
{
|
|
void **out = (void **)_out;
|
|
struct asn1_data *data = asn1_init(mem_ctx);
|
|
struct dsdb_openldap_dereference_result_control *control;
|
|
struct dsdb_openldap_dereference_result **r = NULL;
|
|
int i = 0;
|
|
if (!data) return false;
|
|
|
|
control = talloc(mem_ctx, struct dsdb_openldap_dereference_result_control);
|
|
if (!control) return false;
|
|
|
|
if (!asn1_load(data, in)) {
|
|
return false;
|
|
}
|
|
|
|
control = talloc(mem_ctx, struct dsdb_openldap_dereference_result_control);
|
|
if (!control) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_start_tag(data, ASN1_SEQUENCE(0))) {
|
|
return false;
|
|
}
|
|
|
|
while (asn1_tag_remaining(data) > 0) {
|
|
r = talloc_realloc(control, r, struct dsdb_openldap_dereference_result *, i + 2);
|
|
if (!r) {
|
|
return false;
|
|
}
|
|
r[i] = talloc_zero(r, struct dsdb_openldap_dereference_result);
|
|
if (!r[i]) {
|
|
return false;
|
|
}
|
|
|
|
if (!asn1_start_tag(data, ASN1_SEQUENCE(0))) {
|
|
return false;
|
|
}
|
|
|
|
asn1_read_OctetString_talloc(r[i], data, &r[i]->source_attribute);
|
|
asn1_read_OctetString_talloc(r[i], data, &r[i]->dereferenced_dn);
|
|
if (asn1_peek_tag(data, ASN1_CONTEXT(0))) {
|
|
if (!asn1_start_tag(data, ASN1_CONTEXT(0))) {
|
|
return false;
|
|
}
|
|
|
|
ldap_decode_attribs_bare(r, data, &r[i]->attributes,
|
|
&r[i]->num_attributes);
|
|
|
|
if (!asn1_end_tag(data)) {
|
|
return false;
|
|
}
|
|
}
|
|
if (!asn1_end_tag(data)) {
|
|
return false;
|
|
}
|
|
i++;
|
|
r[i] = NULL;
|
|
}
|
|
|
|
if (!asn1_end_tag(data)) {
|
|
return false;
|
|
}
|
|
|
|
control->attributes = r;
|
|
*out = control;
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool encode_flag_request(void *mem_ctx, void *in, DATA_BLOB *out)
|
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{
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if (in) {
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return false;
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}
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|
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*out = data_blob(NULL, 0);
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return true;
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}
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static bool decode_flag_request(void *mem_ctx, DATA_BLOB in, void *_out)
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{
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if (in.length != 0) {
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return false;
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}
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|
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return true;
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}
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static const struct ldap_control_handler ldap_known_controls[] = {
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{ LDB_CONTROL_PAGED_RESULTS_OID, decode_paged_results_request, encode_paged_results_request },
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{ LDB_CONTROL_SD_FLAGS_OID, decode_sd_flags_request, encode_sd_flags_request },
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{ LDB_CONTROL_DOMAIN_SCOPE_OID, decode_flag_request, encode_flag_request },
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{ LDB_CONTROL_SEARCH_OPTIONS_OID, decode_search_options_request, encode_search_options_request },
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{ LDB_CONTROL_NOTIFICATION_OID, decode_flag_request, encode_flag_request },
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{ LDB_CONTROL_TREE_DELETE_OID, decode_flag_request, encode_flag_request },
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{ LDB_CONTROL_SHOW_DELETED_OID, decode_flag_request, encode_flag_request },
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{ LDB_CONTROL_SHOW_RECYCLED_OID, decode_flag_request, encode_flag_request },
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{ LDB_CONTROL_SHOW_DEACTIVATED_LINK_OID, decode_flag_request, encode_flag_request },
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|
{ LDB_CONTROL_EXTENDED_DN_OID, decode_extended_dn_request, encode_extended_dn_request },
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|
{ LDB_CONTROL_SERVER_SORT_OID, decode_server_sort_request, encode_server_sort_request },
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|
{ LDB_CONTROL_SORT_RESP_OID, decode_server_sort_response, encode_server_sort_response },
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|
{ LDB_CONTROL_ASQ_OID, decode_asq_control, encode_asq_control },
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|
{ LDB_CONTROL_DIRSYNC_OID, decode_dirsync_request, encode_dirsync_request },
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|
{ LDB_CONTROL_VLV_REQ_OID, decode_vlv_request, encode_vlv_request },
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|
{ LDB_CONTROL_VLV_RESP_OID, decode_vlv_response, encode_vlv_response },
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|
{ LDB_CONTROL_PERMISSIVE_MODIFY_OID, decode_flag_request, encode_flag_request },
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|
{ LDB_CONTROL_SERVER_LAZY_COMMIT, decode_flag_request, encode_flag_request },
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|
{ LDB_CONTROL_RODC_DCPROMO_OID, decode_flag_request, encode_flag_request },
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|
{ LDB_CONTROL_RELAX_OID, decode_flag_request, encode_flag_request },
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|
{ DSDB_OPENLDAP_DEREFERENCE_CONTROL, decode_openldap_dereference, encode_openldap_dereference },
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|
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|
/* DSDB_CONTROL_CURRENT_PARTITION_OID is internal only, and has no network representation */
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|
{ DSDB_CONTROL_CURRENT_PARTITION_OID, NULL, NULL },
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|
/* DSDB_CONTROL_REPLICATED_UPDATE_OID is internal only, and has no network representation */
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|
{ DSDB_CONTROL_REPLICATED_UPDATE_OID, NULL, NULL },
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|
/* DSDB_CONTROL_DN_STORAGE_FORMAT_OID is internal only, and has no network representation */
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|
{ DSDB_CONTROL_DN_STORAGE_FORMAT_OID, NULL, NULL },
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|
/* LDB_CONTROL_RECALCULATE_SD_OID is internal only, and has no network representation */
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|
{ LDB_CONTROL_RECALCULATE_SD_OID, NULL, NULL },
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|
/* LDB_CONTROL_REVEAL_INTERNALS is internal only, and has no network representation */
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|
{ LDB_CONTROL_REVEAL_INTERNALS, NULL, NULL },
|
|
/* LDB_CONTROL_AS_SYSTEM_OID is internal only, and has no network representation */
|
|
{ LDB_CONTROL_AS_SYSTEM_OID, NULL, NULL },
|
|
/* DSDB_CONTROL_PASSWORD_CHANGE_STATUS_OID is internal only, and has no network representation */
|
|
{ DSDB_CONTROL_PASSWORD_CHANGE_STATUS_OID, NULL, NULL },
|
|
/* DSDB_CONTROL_PASSWORD_HASH_VALUES_OID is internal only, and has no network representation */
|
|
{ DSDB_CONTROL_PASSWORD_HASH_VALUES_OID, NULL, NULL },
|
|
/* DSDB_CONTROL_PASSWORD_CHANGE_OID is internal only, and has no network representation */
|
|
{ DSDB_CONTROL_PASSWORD_CHANGE_OID, NULL, NULL },
|
|
/* DSDB_CONTROL_APPLY_LINKS is internal only, and has no network representation */
|
|
{ DSDB_CONTROL_APPLY_LINKS, NULL, NULL },
|
|
/* DSDB_CONTROL_BYPASS_PASSWORD_HASH_OID is internal only, and has an empty network representation */
|
|
{ DSDB_CONTROL_BYPASS_PASSWORD_HASH_OID, decode_flag_request, encode_flag_request },
|
|
/* LDB_CONTROL_BYPASS_OPERATIONAL_OID is internal only, and has no network representation */
|
|
{ LDB_CONTROL_BYPASS_OPERATIONAL_OID, NULL, NULL },
|
|
/* DSDB_CONTROL_CHANGEREPLMETADATA_OID is internal only, and has no network representation */
|
|
{ DSDB_CONTROL_CHANGEREPLMETADATA_OID, NULL, NULL },
|
|
/* LDB_CONTROL_PROVISION_OID is internal only, and has no network representation */
|
|
{ LDB_CONTROL_PROVISION_OID, NULL, NULL },
|
|
/* DSDB_EXTENDED_REPLICATED_OBJECTS_OID is internal only, and has no network representation */
|
|
{ DSDB_EXTENDED_REPLICATED_OBJECTS_OID, NULL, NULL },
|
|
/* DSDB_EXTENDED_SCHEMA_UPDATE_NOW_OID is internal only, and has no network representation */
|
|
{ DSDB_EXTENDED_SCHEMA_UPDATE_NOW_OID, NULL, NULL },
|
|
/* DSDB_EXTENDED_ALLOCATE_RID_POOL is internal only, and has no network representation */
|
|
{ DSDB_EXTENDED_ALLOCATE_RID_POOL, NULL, NULL },
|
|
{ NULL, NULL, NULL }
|
|
};
|
|
|
|
const struct ldap_control_handler *samba_ldap_control_handlers(void)
|
|
{
|
|
return ldap_known_controls;
|
|
}
|
|
|