+ if (retrieval_type_len != 0 && retrieval_type_len != 1)
+ {
+ return YAZ_BIB1_SPECIFIED_ELEMENT_SET_NAME_NOT_VALID_FOR_SPECIFIED_;
+ }
+
+ if (retrieval_index_len)
+ {
+ char retrieval_index_cstr[256];
+
+ if (retrieval_index_len < sizeof(retrieval_index_cstr) -1)
+ {
+ memcpy(retrieval_index_cstr, retrieval_index, retrieval_index_len);
+ retrieval_index_cstr[retrieval_index_len] = '\0';
+
+ if (zebraExplain_lookup_attr_str(zh->reg->zei,
+ zinfo_index_category_index,
+ (retrieval_type_len == 0 ? -1 :
+ retrieval_type[0]),
+ retrieval_index_cstr) == -1)
+ {
+ return YAZ_BIB1_SPECIFIED_ELEMENT_SET_NAME_NOT_VALID_FOR_SPECIFIED_;
+ }
+ }
+ }
+
+ keys = zebra_rec_keys_open();
+ zebra_rec_keys_set_buf(keys, rec->info[recInfo_delKeys],
+ rec->size[recInfo_delKeys], 0);
+
+ wrbuf = wrbuf_alloc();