1 /* $Id: index.h,v 1.171 2006-08-14 10:40:15 adam Exp $
2 Copyright (C) 1995-2006
5 This file is part of the Zebra server.
7 Zebra is free software; you can redistribute it and/or modify it under
8 the terms of the GNU General Public License as published by the Free
9 Software Foundation; either version 2, or (at your option) any later
12 Zebra is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
28 #include <idzebra/version.h>
29 #include <idzebra/util.h>
30 #include <idzebra/flock.h>
34 #include <sys/times.h>
38 #include <idzebra/dict.h>
39 #include <idzebra/isams.h>
40 #include <idzebra/isamc.h>
41 #include <idzebra/isamb.h>
43 #include <idzebra/recgrs.h>
45 #include <idzebra/api.h>
52 #define ISAM_DEFAULT "b"
56 #define IT_MAX_WORD 256
58 #define IT_KEY_LEVEL_MAX 5
61 zint mem[IT_KEY_LEVEL_MAX];
64 enum dirsKind { dirs_dir, dirs_file };
79 void getFnameTmp (Res res, char *fname, int no);
81 struct dirs_info *dirs_open (Dict dict, const char *rep, int rw);
82 struct dirs_info *dirs_fopen (Dict dict, const char *path, int rw);
83 struct dirs_entry *dirs_read (struct dirs_info *p);
84 struct dirs_entry *dirs_last (struct dirs_info *p);
85 void dirs_mkdir (struct dirs_info *p, const char *src, time_t mtime);
86 void dirs_rmdir (struct dirs_info *p, const char *src);
87 void dirs_add (struct dirs_info *p, const char *src, SYSNO sysno, time_t mtime);
88 void dirs_del (struct dirs_info *p, const char *src);
89 void dirs_free (struct dirs_info **pp);
91 struct dir_entry *dir_open (const char *rep, const char *base,
93 void dir_sort (struct dir_entry *e);
94 void dir_free (struct dir_entry **e_p);
96 void repositoryUpdate (ZebraHandle zh, const char *path);
97 void repositoryAdd (ZebraHandle zh, const char *path);
98 void repositoryDelete (ZebraHandle zh, const char *path);
99 void repositoryShow (ZebraHandle zh, const char *path);
101 int key_open (ZebraHandle zh, int mem);
102 int key_close (ZebraHandle zh);
103 int key_compare (const void *p1, const void *p2);
104 void key_init(struct it_key *k);
105 char *key_print_it (const void *p, char *buf);
106 zint key_get_seq (const void *p);
107 zint key_get_segment (const void *p);
108 int key_compare_it (const void *p1, const void *p2);
109 int key_qsort_compare (const void *p1, const void *p2);
110 void key_logdump (int mask, const void *p);
111 void key_logdump_txt (int logmask, const void *p, const char *txt);
112 void inv_prstat (ZebraHandle zh);
113 void inv_compact (BFiles bfs);
114 void key_input (ZebraHandle zh, int nkeys, int cache, Res res);
115 ISAMS_M *key_isams_m (Res res, ISAMS_M *me);
116 ISAMC_M *key_isamc_m (Res res, ISAMC_M *me);
117 int merge_sort (char **buf, int from, int to);
118 int key_SU_code (int ch, char *out);
120 #define FNAME_DICT "dict"
121 #define FNAME_ISAM "isam"
122 #define FNAME_ISAMC "isamc"
123 #define FNAME_ISAMS "isams"
124 #define FNAME_ISAMH "isamh"
125 #define FNAME_ISAMD "isamd"
126 #define FNAME_CONFIG "zebra.cfg"
128 #define GMATCH_DICT "gmatch"
129 #define FMATCH_DICT "fmatch"
131 struct strtab *strtab_mk (void);
132 int strtab_src (struct strtab *t, const char *name, void ***infop);
133 void strtab_del (struct strtab *t,
134 void (*func)(const char *name, void *info, void *data),
137 void zebraIndexLockMsg (ZebraHandle zh, const char *str);
138 void zebraIndexUnlock (ZebraHandle zh);
139 int zebraIndexLock (BFiles bfs, ZebraHandle zh, int commitNow, const char *rval);
140 int zebraIndexWait (ZebraHandle zh, int commitPhase);
142 void zebra_lock_prefix (Res res, char *dst);
144 #define FNAME_MAIN_LOCK "zebraidx.LCK"
145 #define FNAME_COMMIT_LOCK "zebracmt.LCK"
146 #define FNAME_ORG_LOCK "zebraorg.LCK"
147 #define FNAME_TOUCH_TIME "zebraidx.time"
149 int key_SU_decode (int *ch, const unsigned char *out);
150 int key_SU_encode (int ch, char *out);
152 typedef struct zebra_set *ZebraSet;
154 typedef struct zebra_rank_class {
155 struct rank_control *control;
158 struct zebra_rank_class *next;
163 struct zebra_register {
172 int registerState; /* 0 (no commit pages), 1 (use commit pages) */
173 time_t registerChange;
176 ZebraExplainInfo zei;
178 char *server_path_prefix;
180 ZebraMaps zebra_maps;
181 ZebraRankClass rank_classes;
187 zebra_rec_keys_t keys;
188 zebra_rec_keys_t sortKeys;
196 struct zebra_service {
199 struct zebra_session *sessions;
200 struct zebra_register *regs;
201 Zebra_mutex_cond session_lock;
204 const char *path_root;
205 RecTypeClass record_classes;
210 struct zebra_session {
211 struct zebra_session *next;
212 struct zebra_service *service;
213 struct zebra_register *reg;
215 char *xadmin_databaseName;
223 ZebraLockHandle lock_normal;
224 ZebraLockHandle lock_shadow;
246 zint records_inserted;
247 zint records_updated;
248 zint records_deleted;
249 zint records_processed;
250 char *record_encoding;
252 yaz_iconv_t iconv_to_utf8;
253 yaz_iconv_t iconv_from_utf8;
257 const char *m_record_id;
258 const char *m_record_type;
261 int m_explain_database;
263 int m_file_verbose_limit;
265 void *store_data_buf;
266 size_t store_data_size;
269 struct zebra_limit *m_limit;
273 struct term_set_entry {
275 struct term_set_entry *next;
278 struct term_set_list {
279 struct term_set_entry *first;
280 struct term_set_entry *last;
284 void zebra_limit_destroy(struct zebra_limit *zl);
285 struct zebra_limit *zebra_limit_create(int exclude_flag, zint *ids);
286 void zebra_limit_for_rset(struct zebra_limit *zl,
287 int (**filter_func)(const void *buf, void *data),
288 void (**filter_destroy)(void *data),
291 struct rset_key_control *zebra_key_control_create(ZebraHandle zh);
293 ZEBRA_RES rpn_search_top(ZebraHandle zh, Z_RPNStructure *zs,
294 oid_value attributeSet,
295 NMEM stream, NMEM rset_nmem,
296 Z_SortKeySpecList *sort_sequence,
297 int num_bases, char **basenames,
300 ZEBRA_RES rpn_scan (ZebraHandle zh, ODR stream, Z_AttributesPlusTerm *zapt,
301 oid_value attributeset,
302 int num_bases, char **basenames,
303 int *position, int *num_entries, ZebraScanEntry **list,
304 int *is_partial, RSET limit_set, int return_zero);
306 RSET rset_trunc(ZebraHandle zh, ISAM_P *isam_p, int no,
307 const char *term, int length_term, const char *flags,
308 int preserve_position, int term_type, NMEM rset_nmem,
309 struct rset_key_control *kctrl, int scope,
310 struct ord_list *ol, int reg_type,
311 zint hits_limit, const char *term_ref_id);
313 void resultSetAddTerm(ZebraHandle zh, ZebraSet s, int reg_type,
314 const char *db, const char *index_name,
316 ZebraSet resultSetAdd (ZebraHandle zh, const char *name, int ov);
317 ZebraSet resultSetGet (ZebraHandle zh, const char *name);
318 ZEBRA_RES resultSetAddRPN (ZebraHandle zh, NMEM m, Z_RPNQuery *rpn,
319 int num_bases, char **basenames,
320 const char *setname);
321 RSET resultSetRef (ZebraHandle zh, const char *resultSetId);
322 void resultSetDestroy (ZebraHandle zh, int num_names, char **names,
324 ZEBRA_RES resultSetSort (ZebraHandle zh, NMEM nmem,
325 int num_input_setnames, const char **input_setnames,
326 const char *output_setname,
327 Z_SortKeySpecList *sort_sequence, int *sort_status);
328 ZEBRA_RES resultSetSortSingle (ZebraHandle zh, NMEM nmem,
329 ZebraSet sset, RSET rset,
330 Z_SortKeySpecList *sort_sequence,
332 ZEBRA_RES resultSetRank (ZebraHandle zh, ZebraSet zebraSet, RSET rset,
334 void resultSetInvalidate (ZebraHandle zh);
336 int zebra_server_lock_init (ZebraService zh);
337 int zebra_server_lock_destroy (ZebraService zh);
338 int zebra_server_lock (ZebraService zh, int lockCommit);
339 void zebra_server_unlock (ZebraService zh, int commitPhase);
340 int zebra_server_lock_get_state (ZebraService zh, time_t *timep);
342 int zebra_record_fetch (ZebraHandle zh, SYSNO sysno, int score,
343 zebra_snippets *hit_snippet, ODR stream,
344 oid_value input_format, Z_RecordComposition *comp,
345 oid_value *output_format, char **rec_bufp,
346 int *rec_lenp, char **basenamep,
349 void extract_get_fname_tmp (ZebraHandle zh, char *fname, int no);
351 void zebra_index_merge (ZebraHandle zh);
353 ZEBRA_RES zebra_buffer_extract_record(ZebraHandle zh,
354 const char *buf, size_t buf_size,
357 const char *recordType,
359 const char *match_criteria,
365 int extract_rec_in_mem (ZebraHandle zh, const char *recordType,
366 const char *buf, size_t buf_size,
367 const char *databaseName, int delete_flag,
368 int test_mode, int *sysno,
369 int store_keys, int store_data,
370 const char *match_criteria);
372 void extract_flushWriteKeys (ZebraHandle zh, int final);
374 struct zebra_fetch_control {
377 off_t record_int_pos;
378 const char *record_int_buf;
383 int zebra_record_ext_read (void *fh, char *buf, size_t count);
384 off_t zebra_record_ext_seek (void *fh, off_t offset);
385 off_t zebra_record_ext_tell (void *fh);
386 off_t zebra_record_int_seek (void *fh, off_t offset);
387 off_t zebra_record_int_tell (void *fh);
388 int zebra_record_int_read (void *fh, char *buf, size_t count);
389 void zebra_record_int_end (void *fh, off_t offset);
391 void print_rec_keys(ZebraHandle zh, zebra_rec_keys_t reckeys);
393 ZEBRA_RES zebra_snippets_rec_keys(ZebraHandle zh, zebra_rec_keys_t reckeys,
394 zebra_snippets *snippets);
395 ZEBRA_RES zebra_snippets_hit_vector(ZebraHandle zh, const char *setname,
396 zint sysno, zebra_snippets *snippets);
398 ZEBRA_RES zebra_extract_explain(void *handle, Record rec, data1_node *n);
400 ZEBRA_RES zebra_extract_file(ZebraHandle zh, SYSNO *sysno, const char *fname,
403 ZEBRA_RES zebra_begin_read (ZebraHandle zh);
404 ZEBRA_RES zebra_end_read (ZebraHandle zh);
406 int zebra_file_stat (const char *file_name, struct stat *buf,
409 void zebra_livcode_transform(ZebraHandle zh, Z_RPNQuery *query);
411 void *iscz1_start ();
412 void iscz1_reset (void *vp);
413 void iscz1_stop (void *p);
414 void iscz1_decode (void *vp, char **dst, const char **src);
415 void iscz1_encode (void *vp, char **dst, const char **src);
417 Dict dict_open_res (BFiles bfs, const char *name, int cache, int rw,
418 int compact_flag, Res res);
420 void zebra_setError(ZebraHandle zh, int code, const char *addinfo);
421 void zebra_setError_zint(ZebraHandle zh, int code, zint i);
423 void zebra_term_untrans_iconv(ZebraHandle zh, NMEM stream, int reg_type,
424 char **dst, const char *src);
426 ZEBRA_RES zebra_get_hit_vector(ZebraHandle zh, const char *setname, zint sysno);
428 void zebra_term_untrans(ZebraHandle zh, int reg_type,
429 char *dst, const char *src);
431 ZEBRA_RES zebra_apt_get_ord(ZebraHandle zh,
432 Z_AttributesPlusTerm *zapt,
434 const char *xpath_use,
435 oid_value curAttributeSet,
438 ZEBRA_RES zebra_attr_list_get_ord(ZebraHandle zh,
439 Z_AttributeList *attr_list,
440 zinfo_index_category_t cat,
442 oid_value curAttributeSet,
445 ZEBRA_RES zebra_sort_get_ord(ZebraHandle zh,
446 Z_SortAttributes *sortAttributes,
450 ZEBRA_RES zebra_update_file_match(ZebraHandle zh, const char *path);
451 ZEBRA_RES zebra_update_from_path(ZebraHandle zh, const char *path);
452 ZEBRA_RES zebra_delete_from_path(ZebraHandle zh, const char *path);
460 * indent-tabs-mode: nil
462 * vim: shiftwidth=4 tabstop=8 expandtab