+#define ZEBRA_XML_HEADER_STR "<record xmlns=\"http://www.indexdata.com/zebra/\""
+
+static int zebra_create_record_stream(ZebraHandle zh,
+ Record *rec,
+ struct ZebraRecStream *stream)
+{
+ RecordAttr *recordAttr = rec_init_attr(zh->reg->zei, *rec);
+
+ if ((*rec)->size[recInfo_storeData] > 0)
+ zebra_create_stream_mem(stream, (*rec)->info[recInfo_storeData],
+ (*rec)->size[recInfo_storeData]);
+ else
+ {
+ char full_rep[1024];
+ int fd;
+
+ if (zh->path_reg && !yaz_is_abspath((*rec)->info[recInfo_filename])){
+ strcpy(full_rep, zh->path_reg);
+ strcat(full_rep, "/");
+ strcat(full_rep, (*rec)->info[recInfo_filename]);
+ }
+ else
+ strcpy(full_rep, (*rec)->info[recInfo_filename]);
+
+ if ((fd = open (full_rep, O_BINARY|O_RDONLY)) == -1){
+ yaz_log (YLOG_WARN|YLOG_ERRNO, "Retrieve fail; missing file: %s",
+ full_rep);
+ rec_free(rec);
+ return YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
+ }
+ zebra_create_stream_fd(stream, fd, recordAttr->recordOffset);
+ }
+ return 0;
+}
+
+
+
+static int parse_zebra_elem(const char *elem,
+ const char **index, size_t *index_len,
+ const char **type, size_t *type_len)
+{
+ *index = 0;
+ *index_len = 0;
+
+ *type = 0;
+ *type_len = 0;
+
+ if (elem && *elem)
+ {
+ char *cp;
+ /* verify that '::' is in the beginning of *elem
+ and something more follows */
+ if (':' != *elem
+ || !(elem +1) || ':' != *(elem +1)
+ || !(elem +2) || '\0' == *(elem +2))
+ return 0;
+
+ /* pick out info from string after '::' */
+ elem = elem + 2;
+ cp = strchr(elem, ':');
+
+ if (!cp) /* index, no colon, no type */
+ {
+ *index = elem;
+ *index_len = strlen(elem);
+ }
+ else if (cp[1] == '\0') /* colon, but no following type */
+ {
+ return 0;
+ }
+ else /* index, colon and type */
+ {
+ *index = elem;
+ *index_len = cp - elem;
+ *type = cp+1;
+ *type_len = strlen(cp+1);
+ }
+ }
+ return 1;
+}
+
+
+int zebra_special_sort_fetch(ZebraHandle zh, zint sysno, ODR odr,
+ const char *elemsetname,
+ const int *input_format,
+ const int **output_format,
+ char **rec_bufp, int *rec_lenp)
+{
+ const char *retrieval_index;
+ size_t retrieval_index_len;
+ const char *retrieval_type;
+ size_t retrieval_type_len;
+ char retrieval_index_cstr[256];
+ int ord;
+
+ /* only accept XML and SUTRS requests */
+ if (oid_oidcmp(input_format, yaz_oid_recsyn_xml)
+ && oid_oidcmp(input_format, yaz_oid_recsyn_sutrs))
+ {
+ yaz_log(YLOG_WARN, "unsupported format for element set zebra::%s",
+ elemsetname);
+ *output_format = 0;
+ return YAZ_BIB1_NO_SYNTAXES_AVAILABLE_FOR_THIS_REQUEST;
+ }
+
+ if (!parse_zebra_elem(elemsetname,
+ &retrieval_index, &retrieval_index_len,
+ &retrieval_type, &retrieval_type_len))
+ {
+ return YAZ_BIB1_SPECIFIED_ELEMENT_SET_NAME_NOT_VALID_FOR_SPECIFIED_;
+ }
+
+ if (retrieval_type_len == 0)
+ return -1; /* must have a register type specified */
+ if (!retrieval_index_len ||
+ retrieval_index_len >= sizeof(retrieval_index_cstr)-1)
+ {
+ return YAZ_BIB1_SPECIFIED_ELEMENT_SET_NAME_NOT_VALID_FOR_SPECIFIED_;
+ }
+
+ memcpy(retrieval_index_cstr, retrieval_index, retrieval_index_len);
+ retrieval_index_cstr[retrieval_index_len] = '\0';
+
+ ord = zebraExplain_lookup_attr_str(zh->reg->zei,
+ zinfo_index_category_sort,
+ retrieval_type[0],
+ retrieval_index_cstr);
+ if (ord == -1)
+ return -1; /* is not a sort index */
+ else
+ {
+ char dst_buf[IT_MAX_WORD];
+ char str[IT_MAX_WORD];
+ int index_type;
+ const char *db = 0;
+ const char *string_index = 0;
+ WRBUF wrbuf = wrbuf_alloc();
+
+ zebra_sort_sysno(zh->reg->sort_index, sysno);
+ zebra_sort_type(zh->reg->sort_index, ord);
+ zebra_sort_read(zh->reg->sort_index, str);
+
+ zebraExplain_lookup_ord(zh->reg->zei, ord, &index_type, &db, &string_index);
+
+ zebra_term_untrans(zh, index_type, dst_buf, str);
+
+
+ if (!oid_oidcmp(input_format, yaz_oid_recsyn_xml))
+ {
+ *output_format = yaz_oid_recsyn_xml;
+ wrbuf_printf(wrbuf, ZEBRA_XML_HEADER_STR
+ " sysno=\"" ZINT_FORMAT "\""
+ " set=\"zebra::index%s/\">\n",
+ sysno, elemsetname);
+
+ wrbuf_printf(wrbuf, " <index name=\"%s\"",
+ string_index);
+ wrbuf_printf(wrbuf, " type=\"%c\">", index_type);
+ wrbuf_xmlputs(wrbuf, dst_buf);
+ wrbuf_printf(wrbuf, "</index>\n");
+ wrbuf_printf(wrbuf, "</record>\n");
+ }
+ else if (!oid_oidcmp(input_format, yaz_oid_recsyn_sutrs))
+ {
+ *output_format = yaz_oid_recsyn_sutrs;
+
+ wrbuf_printf(wrbuf, "%s %c %s\n", string_index, index_type,
+ dst_buf);
+ }
+ *rec_lenp = wrbuf_len(wrbuf);
+ *rec_bufp = odr_malloc(odr, *rec_lenp);
+ memcpy(*rec_bufp, wrbuf_buf(wrbuf), *rec_lenp);
+ wrbuf_destroy(wrbuf);
+ return 0;
+ }
+}
+
+int zebra_special_index_fetch(ZebraHandle zh, zint sysno, ODR odr,
+ Record rec,
+ const char *elemsetname,
+ const int *input_format,
+ const int **output_format,
+ char **rec_bufp, int *rec_lenp)