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-rw-r--r--source4/dsdb/schema/schema_init.c26
-rw-r--r--source4/dsdb/schema/schema_prefixmap.c15
2 files changed, 20 insertions, 21 deletions
diff --git a/source4/dsdb/schema/schema_init.c b/source4/dsdb/schema/schema_init.c
index c7fcdaecdc..2f9abea303 100644
--- a/source4/dsdb/schema/schema_init.c
+++ b/source4/dsdb/schema/schema_init.c
@@ -104,27 +104,24 @@ WERROR dsdb_load_oid_mappings_ldb(struct dsdb_schema *schema,
const struct ldb_val *prefixMap,
const struct ldb_val *schemaInfo)
{
- WERROR status;
+ WERROR werr;
const char *schema_info;
struct dsdb_schema_prefixmap *pfm;
+ struct dsdb_schema_info *schi;
TALLOC_CTX *mem_ctx;
- /* verify input params */
- if (schemaInfo->length != 21) {
- return WERR_INVALID_PARAMETER;
- }
- if (schemaInfo->data[0] != 0xFF) {
- return WERR_INVALID_PARAMETER;
- }
-
mem_ctx = talloc_new(schema);
W_ERROR_HAVE_NO_MEMORY(mem_ctx);
+ /* parse schemaInfo blob to verify it is valid */
+ werr = dsdb_schema_info_from_blob(schemaInfo, mem_ctx, &schi);
+ W_ERROR_NOT_OK_GOTO(werr, DONE);
+
/* fetch prefixMap */
- status = _dsdb_prefixmap_from_ldb_val(prefixMap,
- schema->iconv_convenience,
- mem_ctx, &pfm);
- W_ERROR_NOT_OK_RETURN(status);
+ werr = _dsdb_prefixmap_from_ldb_val(prefixMap,
+ schema->iconv_convenience,
+ mem_ctx, &pfm);
+ W_ERROR_NOT_OK_GOTO(werr, DONE);
/* decode schema_info */
schema_info = hex_encode_talloc(mem_ctx,
@@ -142,10 +139,11 @@ WERROR dsdb_load_oid_mappings_ldb(struct dsdb_schema *schema,
talloc_free(discard_const(schema->schema_info));
schema->schema_info = talloc_steal(schema, schema_info);
+DONE:
/* clean up locally allocated mem */
talloc_free(mem_ctx);
- return WERR_OK;
+ return werr;
}
WERROR dsdb_get_oid_mappings_drsuapi(const struct dsdb_schema *schema,
diff --git a/source4/dsdb/schema/schema_prefixmap.c b/source4/dsdb/schema/schema_prefixmap.c
index 0ed078fa32..50f74b7161 100644
--- a/source4/dsdb/schema/schema_prefixmap.c
+++ b/source4/dsdb/schema/schema_prefixmap.c
@@ -393,22 +393,23 @@ static WERROR _dsdb_drsuapi_pfm_verify(const struct drsuapi_DsReplicaOIDMapping_
num_mappings = ctr->num_mappings;
if (have_schema_info) {
+ DATA_BLOB blob;
+ struct dsdb_schema_info *schi = NULL;
+
if (ctr->num_mappings < 2) {
return WERR_INVALID_PARAMETER;
}
/* check last entry for being special */
mapping = &ctr->mappings[ctr->num_mappings - 1];
- if (!mapping->oid.binary_oid) {
- return WERR_INVALID_PARAMETER;
- }
if (mapping->id_prefix != 0) {
return WERR_INVALID_PARAMETER;
}
- if (mapping->oid.length != 21) {
- return WERR_INVALID_PARAMETER;
- }
- if (*mapping->oid.binary_oid != 0xFF) {
+
+ /* parse schemaInfo blob to verify it is valid */
+ blob = data_blob_const(mapping->oid.binary_oid, mapping->oid.length);
+ if (!W_ERROR_IS_OK(dsdb_schema_info_from_blob(&blob, talloc_autofree_context(), &schi))) {
+ talloc_free(schi);
return WERR_INVALID_PARAMETER;
}