-/*
- * $Log: index.h,v $
- * Revision 1.68 2000-02-24 11:00:07 adam
- * Fixed bug: indexer would run forever when lock dir was non-existant.
- *
- * Revision 1.67 1999/11/30 13:48:03 adam
- * Improved installation. Updated for inclusion of YAZ header files.
- *
- * Revision 1.66 1999/07/14 13:21:34 heikki
- * Added isam-d files. Compiles (almost) clean. Doesn't work at all
- *
- * Revision 1.65 1999/07/14 10:59:26 adam
- * Changed functions isc_getmethod, isams_getmethod.
- * Improved fatal error handling (such as missing EXPLAIN schema).
- *
- * Revision 1.64 1999/06/30 15:07:23 heikki
- * Adding isamh stuff
- *
- * Revision 1.63 1999/05/26 07:49:13 adam
- * C++ compilation.
- *
- * Revision 1.62 1999/05/12 13:08:06 adam
- * First version of ISAMS.
- *
- * Revision 1.61 1999/03/09 16:27:49 adam
- * More work on SDRKit integration.
- *
- * Revision 1.60 1998/10/16 08:14:31 adam
- * Updated record control system.
- *
- * Revision 1.59 1998/06/08 14:43:11 adam
- * Added suport for EXPLAIN Proxy servers - added settings databasePath
- * and explainDatabase to facilitate this. Increased maximum number
- * of databases and attributes in one register.
- *
- * Revision 1.58 1998/05/20 10:12:16 adam
- * Implemented automatic EXPLAIN database maintenance.
- * Modified Zebra to work with ASN.1 compiled version of YAZ.
- *
- * Revision 1.57 1998/03/05 08:45:12 adam
- * New result set model and modular ranking system. Moved towards
- * descent server API. System information stored as "SGML" records.
- *
- * Revision 1.56 1998/01/12 15:04:08 adam
- * The test option (-s) only uses read-lock (and not write lock).
- *
- * Revision 1.55 1997/10/27 14:33:04 adam
- * Moved towards generic character mapping depending on "structure"
- * field in abstract syntax file. Fixed a few memory leaks. Fixed
- * bug with negative integers when doing searches with relational
- * operators.
- *
- * Revision 1.54 1997/09/29 09:08:36 adam
- * Revised locking system to be thread safe for the server.
- *
- * Revision 1.53 1997/09/25 14:54:43 adam
- * WIN32 files lock support.
- *
- * Revision 1.52 1997/09/22 12:39:06 adam
- * Added get_pos method for the ranked result sets.
- *
- * Revision 1.51 1997/09/18 08:59:19 adam
- * Extra generic handle for the character mapping routines.
- *
- * Revision 1.50 1997/09/17 12:19:13 adam
- * Zebra version corresponds to YAZ version 1.4.
- * Changed Zebra server so that it doesn't depend on global common_resource.
- *
- * Revision 1.49 1997/09/05 15:30:08 adam
- * Changed prototype for chr_map_input - added const.
- * Added support for C++, headers uses extern "C" for public definitions.
- *
- * Revision 1.48 1997/02/12 20:39:45 adam
- * Implemented options -f <n> that limits the log to the first <n>
- * records.
- * Changed some log messages also.
- *
- * Revision 1.47 1996/12/23 15:30:44 adam
- * Work on truncation.
- * Bug fix: result sets weren't deleted after server shut down.
- *
- * Revision 1.46 1996/11/08 11:10:19 adam
- * Buffers used during file match got bigger.
- * Compressed ISAM support everywhere.
- * Bug fixes regarding masking characters in queries.
- * Redesigned Regexp-2 queries.
- *
- * Revision 1.45 1996/10/29 14:09:42 adam
- * Use of cisam system - enabled if setting isamc is 1.
- *
- * Revision 1.44 1996/06/06 12:08:40 quinn
- * Added showRecord function
- *
- * Revision 1.43 1996/06/04 10:18:12 adam
- * Search/scan uses character mapping module.
- *
- * Revision 1.42 1996/06/04 08:20:16 quinn
- * Smallish
- *
- * Revision 1.41 1996/06/04 07:54:55 quinn
- * Added output-map.
- *
- * Revision 1.40 1996/05/31 09:06:58 quinn
- * Work on character-set handling
- *
- * Revision 1.39 1996/05/14 14:04:33 adam
- * In zebraidx, the 'stat' command is improved. Statistics about ISAM/DICT
- * is collected.
- *
- * Revision 1.38 1996/04/12 07:02:23 adam
- * File update of single files.
- *
- * Revision 1.37 1996/03/26 16:01:13 adam
- * New setting lockPath: directory of various lock files.
- *
- * Revision 1.36 1996/03/21 14:50:09 adam
- * File update uses modify-time instead of change-time.
- *
- * Revision 1.35 1996/02/12 18:45:36 adam
- * New fileVerboseFlag in record group control.
- *
- * Revision 1.34 1995/12/11 11:43:29 adam
- * Locking based on fcntl instead of flock.
- * Setting commitEnable removed. Command line option -n can be used to
- * prevent commit if commit setting is defined in the configuration file.
- *
- * Revision 1.33 1995/12/08 16:22:53 adam
- * Work on update while servers are running. Three lock files introduced.
- * The servers reload their registers when necessary, but they don't
- * reestablish result sets yet.
- *
- * Revision 1.32 1995/12/07 17:38:46 adam
- * Work locking mechanisms for concurrent updates/commit.
- *
- * Revision 1.31 1995/12/06 12:41:22 adam
- * New command 'stat' for the index program.
- * Filenames can be read from stdin by specifying '-'.
- * Bug fix/enhancement of the transformation from terms to regular
- * expressons in the search engine.
- *
- * Revision 1.30 1995/12/05 11:25:02 adam
- * Include of zebraver.h.
- *
- * Revision 1.29 1995/11/28 09:09:40 adam
- * Zebra config renamed.
- * Use setting 'recordId' to identify record now.
- * Bug fix in recindex.c: rec_release_blocks was invokeded even
- * though the blocks were already released.
- * File traversal properly deletes records when needed.
- *
- * Revision 1.28 1995/11/27 13:58:53 adam
- * New option -t. storeStore data implemented in server.
- *
- * Revision 1.27 1995/11/25 10:24:06 adam
- * More record fields - they are enumerated now.
- * New options: flagStoreData flagStoreKey.
- *
- * Revision 1.26 1995/11/22 17:19:17 adam
- * Record management uses the bfile system.
- *
- * Revision 1.25 1995/11/21 15:29:12 adam
- * Config file 'base' read by default by both indexer and server.
- *
- * Revision 1.24 1995/11/21 15:01:15 adam
- * New general match criteria implemented.
- * New feature: document groups.
- *
- * Revision 1.23 1995/11/20 16:59:45 adam
- * New update method: the 'old' keys are saved for each records.
- *
- * Revision 1.22 1995/11/20 11:56:26 adam
- * Work on new traversal.
- *
- * Revision 1.21 1995/11/16 15:34:55 adam
- * Uses new record management system in both indexer and server.
- *
- * Revision 1.20 1995/11/15 14:46:18 adam
- * Started work on better record management system.
- *
- * Revision 1.19 1995/10/27 14:00:11 adam
- * Implemented detection of database availability.
- *
- * Revision 1.18 1995/10/17 18:02:08 adam
- * New feature: databases. Implemented as prefix to words in dictionary.
- *
- * Revision 1.17 1995/10/13 16:01:49 adam
- * Work on relations.
- *
- * Revision 1.16 1995/10/10 12:24:38 adam
- * Temporary sort files are compressed.
- *
- * Revision 1.15 1995/10/04 16:57:19 adam
- * Key input and merge sort in one pass.
- *
- * Revision 1.14 1995/09/29 14:01:40 adam
- * Bug fixes.
- *
- * Revision 1.13 1995/09/28 14:22:56 adam
- * Sort uses smaller temporary files.
- *
- * Revision 1.12 1995/09/28 12:10:32 adam
- * Bug fixes. Field prefix used in queries.
- *
- * Revision 1.11 1995/09/27 12:22:28 adam
- * More work on extract in record control.
- * Field name is not in isam keys but in prefix in dictionary words.
- *
- * Revision 1.10 1995/09/14 07:48:23 adam
- * Record control management.
- *
- * Revision 1.9 1995/09/11 13:09:33 adam
- * More work on relevance feedback.
- *
- * Revision 1.8 1995/09/08 14:52:27 adam
- * Minor changes. Dictionary is lower case now.
- *
- * Revision 1.7 1995/09/06 16:11:16 adam
- * Option: only one word key per file.
- *
- * Revision 1.6 1995/09/05 15:28:39 adam
- * More work on search engine.
- *
- * Revision 1.5 1995/09/04 12:33:42 adam
- * Various cleanup. YAZ util used instead.
- *
- * Revision 1.4 1995/09/04 09:10:35 adam
- * More work on index add/del/update.
- * Merge sort implemented.
- * Initial work on z39 server.
- *
- * Revision 1.3 1995/09/01 14:06:35 adam
- * Split of work into more files.
- *
- * Revision 1.2 1995/09/01 10:30:24 adam
- * More work on indexing. Not working yet.
- *
- * Revision 1.1 1995/08/31 14:50:24 adam
- * New simple file index tool.
- *
- */
+ int destroyed;
+ ZebraSet sets;
+ Res res;
+ char *user_perm;
+ int errCode;
+ zint hits;
+ char *errString;
+#if HAVE_SYS_TIMES_H
+ struct tms tms1;
+ struct tms tms2;
+#endif
+ int shadow_enable;
+
+ zint records_inserted;
+ zint records_updated;
+ zint records_deleted;
+ zint records_processed;
+ char *record_encoding;
+
+ yaz_iconv_t iconv_to_utf8;
+ yaz_iconv_t iconv_from_utf8;
+
+ int m_follow_links;
+ const char *m_group;
+ const char *m_record_id;
+ const char *m_record_type;
+ int m_store_data;
+ int m_store_keys;
+ int m_explain_database;
+ int m_flag_rw;
+ int m_file_verbose_limit;
+};
+
+struct rank_control {
+ char *name;
+ void *(*create)(ZebraHandle zh);
+ void (*destroy)(struct zebra_register *reg, void *class_handle);
+ void *(*begin)(struct zebra_register *reg,
+ void *class_handle, RSET rset, NMEM nmem,
+ TERMID *terms, int numterms);
+ /* ### Could add parameters to begin:
+ * char *index; // author, title, etc.
+ * int dbsize; // number of records in database
+ * int rssize; // number of records in result set (estimate?)
+ */
+ void (*end)(struct zebra_register *reg, void *set_handle);
+ int (*calc)(void *set_handle, zint sysno);
+ void (*add)(void *set_handle, int seqno, TERMID term);
+};
+
+struct term_set_entry {
+ char *term;
+ struct term_set_entry *next;
+};
+
+struct term_set_list {
+ struct term_set_entry *first;
+ struct term_set_entry *last;
+};
+
+RSET rpn_search (ZebraHandle zh, NMEM mem, NMEM rset_nmem,
+ Z_RPNQuery *rpn, int num_bases, char **basenames,
+ const char *setname, ZebraSet sset);
+
+
+void rpn_scan (ZebraHandle zh, ODR stream, Z_AttributesPlusTerm *zapt,
+ oid_value attributeset,
+ int num_bases, char **basenames,
+ int *position, int *num_entries, ZebraScanEntry **list,
+ int *is_partial, RSET limit_set, int return_zero);
+
+RSET rset_trunc (ZebraHandle zh, ISAM_P *isam_p, int no,
+ const char *term, int length_term, const char *flags,
+ int preserve_position, int term_type, NMEM rset_nmem,
+ const struct key_control *kctrl, int scope);
+
+void resultSetAddTerm (ZebraHandle zh, ZebraSet s, int reg_type,
+ const char *db, int set,
+ int use, const char *term);
+ZebraSet resultSetAdd (ZebraHandle zh, const char *name, int ov);
+ZebraSet resultSetGet (ZebraHandle zh, const char *name);
+ZebraSet resultSetAddRPN (ZebraHandle zh, NMEM m, Z_RPNQuery *rpn,
+ int num_bases, char **basenames,
+ const char *setname);
+RSET resultSetRef (ZebraHandle zh, const char *resultSetId);
+void resultSetDestroy (ZebraHandle zh, int num_names, char **names,
+ int *statuses);
+void resultSetSort (ZebraHandle zh, NMEM nmem,
+ int num_input_setnames, const char **input_setnames,
+ const char *output_setname,
+ Z_SortKeySpecList *sort_sequence, int *sort_status);
+void resultSetSortSingle (ZebraHandle zh, NMEM nmem,
+ ZebraSet sset, RSET rset,
+ Z_SortKeySpecList *sort_sequence, int *sort_status);
+void resultSetRank (ZebraHandle zh, ZebraSet zebraSet, RSET rset, NMEM nmem);
+void resultSetInvalidate (ZebraHandle zh);
+
+int zebra_server_lock_init (ZebraService zh);
+int zebra_server_lock_destroy (ZebraService zh);
+int zebra_server_lock (ZebraService zh, int lockCommit);
+void zebra_server_unlock (ZebraService zh, int commitPhase);
+int zebra_server_lock_get_state (ZebraService zh, time_t *timep);
+
+typedef struct attent
+{
+ int attset_ordinal;
+ data1_local_attribute *local_attributes;
+} attent;
+
+void zebraRankInstall (struct zebra_register *reg, struct rank_control *ctrl);
+ZebraRankClass zebraRankLookup (ZebraHandle zh, const char *name);
+void zebraRankDestroy (struct zebra_register *reg);
+
+int att_getentbyatt(ZebraHandle zh, attent *res, oid_value set, int att,
+ const char *sattr);
+
+extern struct rank_control *rank1_class;
+extern struct rank_control *rankzv_class;
+extern struct rank_control *rankliv_class;
+
+int zebra_record_fetch (ZebraHandle zh, SYSNO sysno, int score, ODR stream,
+ oid_value input_format, Z_RecordComposition *comp,
+ oid_value *output_format, char **rec_bufp,
+ int *rec_lenp, char **basenamep,
+ char **addinfo);
+
+void extract_get_fname_tmp (ZebraHandle zh, char *fname, int no);
+
+void zebra_index_merge (ZebraHandle zh);
+
+int buffer_extract_record (ZebraHandle zh,
+ const char *buf, size_t buf_size,
+ int delete_flag,
+ int test_mode,
+ const char *recordType,
+ SYSNO *sysno,
+ const char *match_criteria,
+ const char *fname,
+ int force_update,
+ int allow_update);
+
+#if 0
+int extract_rec_in_mem (ZebraHandle zh, const char *recordType,
+ const char *buf, size_t buf_size,
+ const char *databaseName, int delete_flag,
+ int test_mode, int *sysno,
+ int store_keys, int store_data,
+ const char *match_criteria);
+#endif
+void extract_flushWriteKeys (ZebraHandle zh, int final);
+
+struct zebra_fetch_control {
+ off_t offset_end;
+ off_t record_offset;
+ off_t record_int_pos;
+ const char *record_int_buf;
+ int record_int_len;
+ int fd;
+};
+
+int zebra_record_ext_read (void *fh, char *buf, size_t count);
+off_t zebra_record_ext_seek (void *fh, off_t offset);
+off_t zebra_record_ext_tell (void *fh);
+off_t zebra_record_int_seek (void *fh, off_t offset);
+off_t zebra_record_int_tell (void *fh);
+int zebra_record_int_read (void *fh, char *buf, size_t count);
+void zebra_record_int_end (void *fh, off_t offset);
+
+void extract_flushRecordKeys (ZebraHandle zh, SYSNO sysno,
+ int cmd, struct recKeys *reckeys);
+void extract_flushSortKeys (ZebraHandle zh, SYSNO sysno,
+ int cmd, struct sortKeys *skp);
+void extract_schema_add (struct recExtractCtrl *p, Odr_oid *oid);
+void extract_token_add (RecWord *p);
+int explain_extract (void *handle, Record rec, data1_node *n);
+
+int fileExtract (ZebraHandle zh, SYSNO *sysno, const char *fname,
+ int deleteFlag);
+
+int zebra_begin_read (ZebraHandle zh);
+int zebra_end_read (ZebraHandle zh);
+
+int zebra_file_stat (const char *file_name, struct stat *buf,
+ int follow_links);
+
+void zebra_livcode_transform(ZebraHandle zh, Z_RPNQuery *query);
+
+void *iscz1_start ();
+void iscz1_reset (void *vp);
+void iscz1_stop (void *p);
+void iscz1_decode (void *vp, char **dst, const char **src);
+void iscz1_encode (void *vp, char **dst, const char **src);
+
+Dict dict_open_res (BFiles bfs, const char *name, int cache, int rw,
+ int compact_flag, Res res);
+
+YAZ_END_CDECL
+
+#endif