2 * Copyright (C) 1995-2002, Index Data
4 * Sebastian Hammer, Adam Dickmeiss, Heikki Levanto
5 * $Id: index.h,v 1.82 2002-04-16 22:31:42 adam Exp $
18 #include <sys/times.h>
27 #define ISAM_DEFAULT "c"
28 #include <yaz/data1.h>
40 #define IT_MAX_WORD 256
41 #define IT_KEY_HAVE_SEQNO 1
42 #define IT_KEY_HAVE_FIELD 0
51 enum dirsKind { dirs_dir, dirs_file };
66 void getFnameTmp (Res res, char *fname, int no);
68 struct dirs_info *dirs_open (Dict dict, const char *rep, int rw);
69 struct dirs_info *dirs_fopen (Dict dict, const char *path);
70 struct dirs_entry *dirs_read (struct dirs_info *p);
71 struct dirs_entry *dirs_last (struct dirs_info *p);
72 void dirs_mkdir (struct dirs_info *p, const char *src, time_t mtime);
73 void dirs_rmdir (struct dirs_info *p, const char *src);
74 void dirs_add (struct dirs_info *p, const char *src, int sysno, time_t mtime);
75 void dirs_del (struct dirs_info *p, const char *src);
76 void dirs_free (struct dirs_info **pp);
78 struct dir_entry *dir_open (const char *rep, const char *base);
79 void dir_sort (struct dir_entry *e);
80 void dir_free (struct dir_entry **e_p);
82 void repositoryUpdate (ZebraHandle zh);
83 void repositoryAdd (ZebraHandle zh);
84 void repositoryDelete (ZebraHandle zh);
85 void repositoryShow (ZebraHandle zh);
87 int key_open (ZebraHandle zh, int mem);
88 int key_close (ZebraHandle zh);
89 int key_compare (const void *p1, const void *p2);
90 char *key_print_it (const void *p, char *buf);
91 int key_get_pos (const void *p);
92 int key_compare_it (const void *p1, const void *p2);
93 int key_qsort_compare (const void *p1, const void *p2);
94 void key_logdump (int mask, const void *p);
95 void inv_prstat (ZebraHandle zh);
96 void inv_compact (BFiles bfs);
97 void key_input (ZebraHandle zh, int nkeys, int cache, Res res);
98 ISAMS_M key_isams_m (Res res, ISAMS_M me);
99 ISAMC_M key_isamc_m (Res res, ISAMC_M me);
100 ISAMD_M key_isamd_m (Res res, ISAMD_M me);
101 int merge_sort (char **buf, int from, int to);
102 int key_SU_code (int ch, char *out);
104 #define FNAME_DICT "dict"
105 #define FNAME_ISAM "isam"
106 #define FNAME_ISAMC "isamc"
107 #define FNAME_ISAMS "isams"
108 #define FNAME_ISAMH "isamh"
109 #define FNAME_ISAMD "isamd"
110 #define FNAME_CONFIG "zebra.cfg"
112 #define GMATCH_DICT "gmatch"
113 #define FMATCH_DICT "fmatch"
115 struct strtab *strtab_mk (void);
116 int strtab_src (struct strtab *t, const char *name, void ***infop);
117 void strtab_del (struct strtab *t,
118 void (*func)(const char *name, void *info, void *data),
120 int index_char_cvt (int c);
121 int index_word_prefix (char *string, int attset_ordinal,
122 int local_attribute, const char *databaseName);
125 void zebraIndexLockMsg (ZebraHandle zh, const char *str);
126 void zebraIndexUnlock (ZebraHandle zh);
127 int zebraIndexLock (BFiles bfs, ZebraHandle zh, int commitNow, const char *rval);
128 int zebraIndexWait (ZebraHandle zh, int commitPhase);
130 #define FNAME_MAIN_LOCK "zebraidx.LCK"
131 #define FNAME_COMMIT_LOCK "zebracmt.LCK"
132 #define FNAME_ORG_LOCK "zebraorg.LCK"
133 #define FNAME_TOUCH_TIME "zebraidx.time"
135 typedef struct zebra_lock_info *ZebraLockHandle;
136 ZebraLockHandle zebra_lock_create(const char *dir,
137 const char *file, int excl_flag);
138 void zebra_lock_destroy (ZebraLockHandle h);
139 int zebra_lock (ZebraLockHandle h);
140 int zebra_lock_nb (ZebraLockHandle h);
141 int zebra_unlock (ZebraLockHandle h);
142 int zebra_lock_fd (ZebraLockHandle h);
143 void zebra_lock_prefix (Res res, char *dst);
144 char *zebra_mk_fname (const char *dir, const char *name);
146 int zebra_lock_w (ZebraLockHandle h);
147 int zebra_lock_r (ZebraLockHandle h);
149 void zebra_load_atts (data1_handle dh, Res res);
151 int key_SU_decode (int *ch, const unsigned char *out);
152 int key_SU_encode (int ch, char *out);
154 // extern Res common_resource;
163 void encode_key_init (struct encode_info *i);
164 char *encode_key_int (int d, char *bp);
165 void encode_key_write (char *k, struct encode_info *i, FILE *outf);
174 typedef struct zebra_set *ZebraSet;
176 typedef struct zebra_rank_class {
177 struct rank_control *control;
180 struct zebra_rank_class *next;
197 struct sortKey *next;
200 struct zebra_register {
211 int registerState; /* 0 (no commit pages), 1 (use commit pages) */
212 time_t registerChange;
215 ZebraExplainInfo zei;
217 char *server_path_prefix;
219 ZebraMaps zebra_maps;
220 ZebraRankClass rank_classes;
225 int active; /* 0=shutdown, 1=enabled and inactive, 2=activated */
230 struct sortKey *sortKeys;
239 struct zebra_service {
243 struct zebra_session *sessions;
244 struct zebra_register *regs;
245 Zebra_mutex_cond session_lock;
251 struct zebra_session {
252 struct zebra_session *next;
253 struct zebra_service *service;
254 struct zebra_register *reg;
256 char *admin_databaseName;
263 ZebraLockHandle lock_normal;
264 ZebraLockHandle lock_shadow;
277 struct recordGroup rGroup;
280 int records_inserted;
283 int records_processed;
287 struct rank_control {
289 void *(*create)(struct zebra_register *reg);
290 void (*destroy)(struct zebra_register *reg, void *class_handle);
291 void *(*begin)(struct zebra_register *reg, void *class_handle, RSET rset);
292 void (*end)(struct zebra_register *reg, void *set_handle);
293 int (*calc)(void *set_handle, int sysno);
294 void (*add)(void *set_handle, int seqno, int term_index);
297 struct term_set_entry {
299 struct term_set_entry *next;
302 struct term_set_list {
303 struct term_set_entry *first;
304 struct term_set_entry *last;
307 RSET rpn_search (ZebraHandle zh, NMEM mem,
308 Z_RPNQuery *rpn, int num_bases, char **basenames,
309 const char *setname, ZebraSet sset);
312 void rpn_scan (ZebraHandle zh, ODR stream, Z_AttributesPlusTerm *zapt,
313 oid_value attributeset,
314 int num_bases, char **basenames,
315 int *position, int *num_entries, ZebraScanEntry **list,
318 RSET rset_trunc (ZebraHandle zh, ISAMS_P *isam_p, int no,
319 const char *term, int length_term, const char *flags,
320 int preserve_position);
322 void resultSetAddTerm (ZebraHandle zh, ZebraSet s, int reg_type,
323 const char *db, int set,
324 int use, const char *term);
325 ZebraSet resultSetAdd (ZebraHandle zh, const char *name, int ov);
326 ZebraSet resultSetGet (ZebraHandle zh, const char *name);
327 ZebraSet resultSetAddRPN (ZebraHandle zh, ODR stream, ODR decode,
328 Z_RPNQuery *rpn, int num_bases,
329 char **basenames, const char *setname);
330 RSET resultSetRef (ZebraHandle zh, Z_ResultSetId *resultSetId);
331 void resultSetDestroy (ZebraHandle zh, int num_names, char **names,
335 ZebraPosSet zebraPosSetCreate (ZebraHandle zh, const char *name,
336 int num, int *positions);
337 void zebraPosSetDestroy (ZebraHandle zh, ZebraPosSet records, int num);
339 void resultSetSort (ZebraHandle zh, NMEM nmem,
340 int num_input_setnames, const char **input_setnames,
341 const char *output_setname,
342 Z_SortKeySpecList *sort_sequence, int *sort_status);
343 void resultSetSortSingle (ZebraHandle zh, NMEM nmem,
344 ZebraSet sset, RSET rset,
345 Z_SortKeySpecList *sort_sequence, int *sort_status);
346 void resultSetRank (ZebraHandle zh, ZebraSet zebraSet, RSET rset);
347 void resultSetInvalidate (ZebraHandle zh);
349 int zebra_server_lock_init (ZebraService zh);
350 int zebra_server_lock_destroy (ZebraService zh);
351 int zebra_server_lock (ZebraService zh, int lockCommit);
352 void zebra_server_unlock (ZebraService zh, int commitPhase);
353 int zebra_server_lock_get_state (ZebraService zh, time_t *timep);
355 typedef struct attent
358 data1_local_attribute *local_attributes;
361 void zebraRankInstall (struct zebra_register *reg, struct rank_control *ctrl);
362 ZebraRankClass zebraRankLookup (ZebraHandle zh, const char *name);
363 void zebraRankDestroy (struct zebra_register *reg);
365 int att_getentbyatt(ZebraHandle zh, attent *res, oid_value set, int att);
367 extern struct rank_control *rank1_class;
369 int zebra_record_fetch (ZebraHandle zh, int sysno, int score, ODR stream,
370 oid_value input_format, Z_RecordComposition *comp,
371 oid_value *output_format, char **rec_bufp,
372 int *rec_lenp, char **basenamep);
374 void extract_get_fname_tmp (ZebraHandle zh, char *fname, int no);
375 void zebra_index_merge (ZebraHandle zh);
378 int extract_rec_in_mem (ZebraHandle zh, const char *recordType,
379 const char *buf, size_t buf_size,
380 const char *databaseName, int delete_flag,
381 int test_mode, int *sysno,
382 int store_keys, int store_data,
383 const char *match_criteria);
385 void extract_flushWriteKeys (ZebraHandle zh);
387 struct zebra_fetch_control {
390 off_t record_int_pos;
391 const char *record_int_buf;
396 int zebra_record_ext_read (void *fh, char *buf, size_t count);
397 off_t zebra_record_ext_seek (void *fh, off_t offset);
398 off_t zebra_record_ext_tell (void *fh);
399 off_t zebra_record_int_seek (void *fh, off_t offset);
400 off_t zebra_record_int_tell (void *fh);
401 int zebra_record_int_read (void *fh, char *buf, size_t count);
402 void zebra_record_int_end (void *fh, off_t offset);
404 void extract_flushRecordKeys (ZebraHandle zh, SYSNO sysno,
405 int cmd, struct recKeys *reckeys);
406 void extract_flushSortKeys (ZebraHandle zh, SYSNO sysno,
407 int cmd, struct sortKey **skp);
408 void extract_schema_add (struct recExtractCtrl *p, Odr_oid *oid);
409 void extract_token_add (RecWord *p);
410 int explain_extract (void *handle, Record rec, data1_node *n);
412 int fileExtract (ZebraHandle zh, SYSNO *sysno, const char *fname,
413 const struct recordGroup *rGroup, int deleteFlag);