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-rw-r--r--source4/torture/drs/config.mk3
-rw-r--r--source4/torture/drs/drs_util.c94
2 files changed, 96 insertions, 1 deletions
diff --git a/source4/torture/drs/config.mk b/source4/torture/drs/config.mk
index 1044541c8a..a03034b5eb 100644
--- a/source4/torture/drs/config.mk
+++ b/source4/torture/drs/config.mk
@@ -17,6 +17,7 @@ PRIVATE_DEPENDENCIES = \
#################################
TORTURE_DRS_OBJ_FILES = \
- $(torturesrcdir)/drs/drs_init.o
+ $(torturesrcdir)/drs/drs_init.o \
+ $(torturesrcdir)/drs/drs_util.o
$(eval $(call proto_header_template,$(torturesrcdir)/drs/proto.h,$(TORTURE_DRS_OBJ_FILES:.o=.c)))
diff --git a/source4/torture/drs/drs_util.c b/source4/torture/drs/drs_util.c
new file mode 100644
index 0000000000..d4bfd81390
--- /dev/null
+++ b/source4/torture/drs/drs_util.c
@@ -0,0 +1,94 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ DRSUAPI utility functions to be used in torture tests
+
+ Copyright (C) Kamen Mazdrashki <kamen.mazdrashki@postpath.com> 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 "torture/torture.h"
+#include "torture/rpc/drsuapi.h"
+#include "../lib/util/asn1.h"
+
+/**
+ * Decode Attribute OID based on MS documentation
+ * See MS-DRSR.pdf - 5.16.4
+ *
+ * On success returns decoded OID and
+ * corresponding prefix_map index (if requested)
+ */
+bool drs_util_oid_from_attid(struct torture_context *tctx,
+ struct drsuapi_DsReplicaOIDMapping_Ctr *prefix_map,
+ uint32_t attid,
+ const char **_oid,
+ int *map_idx)
+{
+ int i;
+ uint32_t hi_word, lo_word;
+ DATA_BLOB bin_oid = {NULL, 0};
+ struct drsuapi_DsReplicaOIDMapping *map_entry = NULL;
+ TALLOC_CTX *mem_ctx = talloc_named(tctx, 0, "util_drsuapi_oid_from_attid");
+
+ /* crack attid value */
+ hi_word = attid >> 16;
+ lo_word = attid & 0xFFFF;
+
+ /* check last entry in the prefix map is the special one */
+ map_entry = &prefix_map->mappings[prefix_map->num_mappings-1];
+ torture_assert(tctx,
+ (map_entry->id_prefix == 0)
+ && (*map_entry->oid.binary_oid == 0xFF),
+ "Last entry in Prefix Map is not the special one!");
+
+ /* locate correspoding prefixMap entry */
+ map_entry = NULL;
+ for (i = 0; i < prefix_map->num_mappings - 1; i++) {
+
+ if (hi_word == prefix_map->mappings[i].id_prefix) {
+ map_entry = &prefix_map->mappings[i];
+ if (map_idx) *map_idx = i;
+ break;
+ }
+ }
+
+ torture_assert(tctx, map_entry, "Unable to locate corresponding Prefix Map entry");
+
+ /* copy partial oid making enough room */
+ bin_oid.length = map_entry->oid.length + 2;
+ bin_oid.data = talloc_array(mem_ctx, uint8_t, bin_oid.length);
+ torture_assert(tctx, bin_oid.data, "Not enough memory");
+ memcpy(bin_oid.data, map_entry->oid.binary_oid, map_entry->oid.length);
+
+ if (lo_word < 128) {
+ bin_oid.length = bin_oid.length - 1;
+ bin_oid.data[bin_oid.length-1] = lo_word;
+ }
+ else {
+ if (lo_word == 32768) {
+ lo_word -= 32768;
+ }
+ bin_oid.data[bin_oid.length-2] = ((lo_word / 128) % 128) + 128; // (0x80 | ((lo_word>>7)&0x7f))
+ bin_oid.data[bin_oid.length-1] = lo_word % 128; // lo_word & 0x7f
+ }
+
+ torture_assert(tctx,
+ ber_read_OID_String(tctx, bin_oid, _oid),
+ "Failed to decode binary OID");
+ talloc_free(mem_ctx);
+
+ return true;
+}