/*
- * Copyright (C) 1994-1995, Index Data I/S
+ * Copyright (C) 1994-2002, Index Data
* All rights reserved.
* Sebastian Hammer, Adam Dickmeiss
*
- * $Log: zserver.h,v $
- * Revision 1.14 1995-11-16 17:00:57 adam
- * Better logging of rpn query.
- *
- * Revision 1.13 1995/11/16 15:34:56 adam
- * Uses new record management system in both indexer and server.
- *
- * Revision 1.12 1995/10/27 14:00:12 adam
- * Implemented detection of database availability.
- *
- * Revision 1.11 1995/10/17 18:02:12 adam
- * New feature: databases. Implemented as prefix to words in dictionary.
- *
- * Revision 1.10 1995/10/09 16:18:38 adam
- * Function dict_lookup_grep got extra client data parameter.
- *
- * Revision 1.9 1995/10/06 14:38:01 adam
- * New result set method: r_score.
- * Local no (sysno) and score is transferred to retrieveCtrl.
- *
- * Revision 1.8 1995/10/06 13:52:06 adam
- * Bug fixes. Handler may abort further scanning.
- *
- * Revision 1.7 1995/10/06 10:43:57 adam
- * Scan added. 'occurrences' in scan entries not set yet.
- *
- * Revision 1.6 1995/09/28 09:19:48 adam
- * xfree/xmalloc used everywhere.
- * Extract/retrieve method seems to work for text records.
- *
- * Revision 1.5 1995/09/27 16:17:32 adam
- * More work on retrieve.
- *
- * Revision 1.4 1995/09/14 11:53:28 adam
- * First work on regular expressions/truncations.
- *
- * Revision 1.3 1995/09/08 08:53:23 adam
- * Record buffer maintained in server_info.
- *
- * Revision 1.2 1995/09/06 16:11:19 adam
- * Option: only one word key per file.
- *
- * Revision 1.1 1995/09/05 15:28:40 adam
- * More work on search engine.
- *
+ * $Id: zserver.h,v 1.52 2002-02-20 17:30:01 adam Exp $
*/
-#include <backend.h>
+#if HAVE_SYS_TIMES_H
+#include <sys/times.h>
+#endif
+
+#include <yaz/backend.h>
#include <rset.h>
+#include <sortidx.h>
+#include <passwddb.h>
#include "index.h"
-#if RECORD_BASE
-#include "recindex.h"
-#endif
+#include "zebraapi.h"
+#include "zinfo.h"
+
+YAZ_BEGIN_CDECL
typedef struct {
+ char *term;
+ char *db;
int sysno;
int score;
-} ZServerSetSysno;
+} *ZebraPosSet;
-typedef struct ZServerSet_ {
- char *name;
- RSET rset;
- int size;
- struct ZServerSet_ *next;
-} ZServerSet;
-
-typedef struct {
- ZServerSet *sets;
- Dict wordDict;
- ISAM wordIsam;
- Dict fileDict;
-#if RECORD_BASE
- Records records;
-#else
- int sys_idx_fd;
+typedef struct zebra_set *ZebraSet;
+
+typedef struct zebra_rank_class {
+ struct rank_control *control;
+ int init_flag;
+ void *class_handle;
+ struct zebra_rank_class *next;
+} *ZebraRankClass;
+
+struct zebra_service {
+ char *configName;
+ struct zebra_session *sessions;
+ ISAMS isams;
+#if ZMBOL
+ ISAM isam;
+ ISAMC isamc;
+ ISAMD isamd;
#endif
+ Dict dict;
+ Dict matchDict;
+ SortIdx sortIdx;
+ int registerState; /* 0 (no commit pages), 1 (use commit pages) */
+ time_t registerChange;
+ BFiles bfs;
+ Records records;
+ ZebraExplainInfo zei;
+ Res res;
+ ZebraLockHandle server_lock_cmt;
+ ZebraLockHandle server_lock_org;
+
+ char *server_path_prefix;
+ data1_handle dh;
+ ZebraMaps zebra_maps;
+ ZebraRankClass rank_classes;
+ RecTypes recTypes;
+ Passwd_db passwd_db;
+ Zebra_mutex_cond session_lock;
+ int stop_flag;
+ int active; /* 0=shutdown, 1=enabled and inactive, 2=activated */
+};
+
+struct recKeys {
+ int buf_used;
+ int buf_max;
+ char *buf;
+ char prevAttrSet;
+ short prevAttrUse;
+ int prevSeqNo;
+};
+
+struct sortKey {
+ char *string;
+ int length;
+ int attrSet;
+ int attrUse;
+ struct sortKey *next;
+};
+
+struct zebra_session {
+ struct zebra_session *next;
+ struct zebra_service *service;
+
+ struct recKeys keys;
+ struct sortKey *sortKeys;
+
+ char **key_buf;
+ size_t ptr_top;
+ size_t ptr_i;
+ size_t key_buf_used;
+ int key_file_no;
+ char *admin_databaseName;
+
+ ZebraLockHandle lock_normal;
+ ZebraLockHandle lock_shadow;
+
+ int trans_no;
+ int seqno;
+ int last_val;
+ int destroyed;
+ ZebraSet sets;
int errCode;
+ int hits;
char *errString;
- ODR odr;
-} ZServerInfo;
-
-int rpn_search (ZServerInfo *zi,
- Z_RPNQuery *rpn, int num_bases, char **basenames,
- const char *setname, int *hits);
-
-int rpn_scan (ZServerInfo *zi, Z_AttributesPlusTerm *zapt,
- int num_bases, char **basenames,
- int *position, int *num_entries, struct scan_entry **list,
- int *status);
-
-ZServerSet *resultSetAdd (ZServerInfo *zi, const char *name,
- int ov, RSET rset);
-ZServerSet *resultSetGet (ZServerInfo *zi, const char *name);
-ZServerSetSysno *resultSetSysnoGet (ZServerInfo *zi, const char *name,
- int num, int *positions);
-void resultSetSysnoDel (ZServerInfo *zi, ZServerSetSysno *records, int num);
-void zlog_rpn (Z_RPNQuery *rpn);
+#if HAVE_SYS_TIMES_H
+ struct tms tms1;
+ struct tms tms2;
+#endif
+ struct recordGroup rGroup;
+};
+
+struct rank_control {
+ char *name;
+ void *(*create)(ZebraService zh);
+ void (*destroy)(ZebraService zh, void *class_handle);
+ void *(*begin)(ZebraHandle zh, void *class_handle, RSET rset);
+ void (*end)(ZebraHandle zh, void *set_handle);
+ int (*calc)(void *set_handle, int sysno);
+ void (*add)(void *set_handle, int seqno, int term_index);
+};
+
+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,
+ 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 rset_trunc (ZebraHandle zh, ISAMS_P *isam_p, int no,
+ const char *term, int length_term, const char *flags);
+
+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, ODR stream, ODR decode,
+ Z_RPNQuery *rpn, int num_bases, char **basenames,
+ const char *setname);
+RSET resultSetRef (ZebraHandle zh, Z_ResultSetId *resultSetId);
+void resultSetDestroy (ZebraHandle zh, int num_names, char **names,
+ int *statuses);
+
+ZebraPosSet zebraPosSetCreate (ZebraHandle zh, const char *name,
+ int num, int *positions);
+void zebraPosSetDestroy (ZebraHandle zh, ZebraPosSet records, int num);
+
+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);
+void resultSetInvalidate (ZebraHandle zh);
+
+void zebra_sort (ZebraHandle zh, ODR stream,
+ int num_input_setnames, const char **input_setnames,
+ const char *output_setname, Z_SortKeySpecList *sort_sequence,
+ int *sort_status);
+
+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 (ZebraService zh, struct rank_control *ctrl);
+ZebraRankClass zebraRankLookup (ZebraHandle zh, const char *name);
+void zebraRankDestroy (ZebraService zh);
+
+int att_getentbyatt(ZebraHandle zh, attent *res, oid_value set, int att);
+
+extern struct rank_control *rank1_class;
+
+int zebra_record_fetch (ZebraHandle zh, int sysno, int score, ODR stream,
+ oid_value input_format, Z_RecordComposition *comp,
+ oid_value *output_format, char **rec_bufp,
+ int *rec_lenp, char **basenamep);
+
+void extract_get_fname_tmp (ZebraHandle zh, char *fname, int no);
+void zebra_index_merge (ZebraHandle zh);
+
+
+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);
+
+void extract_flushWriteKeys (ZebraHandle zh);
+
+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 sortKey **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);
+
+YAZ_END_CDECL
projects / idzebra-moved-to-github.git / blobdiff