X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=index%2Fzserver.h;h=ab1e985397652df348af547c1d6ff4347556ff17;hb=e89f9552c15bc7f95c0495457a36ac45914fcb40;hp=38593769d8877924169b5265f5bd1beb56bb74dc;hpb=40ca1d08c1d83b92e0b90951d918b252c61c63b2;p=idzebra-moved-to-github.git diff --git a/index/zserver.h b/index/zserver.h index 3859376..ab1e985 100644 --- a/index/zserver.h +++ b/index/zserver.h @@ -1,10 +1,77 @@ /* - * Copyright (C) 1994-1995, Index Data I/S + * Copyright (C) 1994-1998, Index Data I/S * All rights reserved. * Sebastian Hammer, Adam Dickmeiss * * $Log: zserver.h,v $ - * Revision 1.9 1995-10-06 14:38:01 adam + * Revision 1.29 1998-02-10 12:03:06 adam + * Implemented Sort. + * + * Revision 1.28 1998/01/29 13:40:11 adam + * Better logging for scan service. + * + * Revision 1.27 1997/10/27 14:33:06 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 1.26 1997/09/29 12:41:35 adam + * Fixed bug regarding USE_TIMES var. + * + * Revision 1.25 1997/09/29 09:08:36 adam + * Revised locking system to be thread safe for the server. + * + * Revision 1.24 1997/09/17 12:19:19 adam + * Zebra version corresponds to YAZ version 1.4. + * Changed Zebra server so that it doesn't depend on global common_resource. + * + * Revision 1.23 1996/12/23 15:30:46 adam + * Work on truncation. + * Bug fix: result sets weren't deleted after server shut down. + * + * Revision 1.22 1996/11/04 14:07:49 adam + * Moved truncation code to trunc.c. + * + * Revision 1.21 1996/10/29 14:09:58 adam + * Use of cisam system - enabled if setting isamc is 1. + * + * Revision 1.20 1996/06/04 10:19:02 adam + * Minor changes - removed include of ctype.h. + * + * Revision 1.19 1996/05/14 11:34:01 adam + * Scan support in multiple registers/databases. + * + * Revision 1.18 1996/05/14 06:16:50 adam + * Compact use/set bytes used in search service. + * + * Revision 1.17 1995/12/08 16:22:57 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 1.16 1995/12/07 17:38:48 adam + * Work locking mechanisms for concurrent updates/commit. + * + * Revision 1.15 1995/11/21 15:29:13 adam + * Config file 'base' read by default by both indexer and server. + * + * 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. * @@ -35,14 +102,25 @@ * */ -#include "index.h" + +#ifndef USE_TIMES +#ifdef __linux__ +#define USE_TIMES 1 +#else +#define USE_TIMES 0 +#endif +#endif + +#if USE_TIMES +#include +#endif + #include #include -typedef struct { - size_t size; - char *buf; -} ZServerRecord; +#include +#include "index.h" +#include "zinfo.h" typedef struct { int sysno; @@ -53,30 +131,73 @@ typedef struct ZServerSet_ { char *name; RSET rset; int size; + struct zset_sort_info *sort_info; struct ZServerSet_ *next; } ZServerSet; typedef struct { + int registerState; /* 0 (no commit pages), 1 (use commit pages) */ + time_t registerChange; ZServerSet *sets; - Dict wordDict; - ISAM wordIsam; - Dict fileDict; - int sys_idx_fd; + Dict dict; + SortIdx sortIdx; + ISAM isam; + ISAMC isamc; + Records records; int errCode; char *errString; - ODR odr; + ZebTargetInfo *zti; + data1_handle dh; + data1_attset *registered_sets; + BFiles bfs; + Res res; + + ZebraLockHandle server_lock_cmt; + ZebraLockHandle server_lock_org; + char *server_path_prefix; +#if USE_TIMES + struct tms tms1; + struct tms tms2; +#endif + ZebraMaps zebra_maps; } ZServerInfo; -int rpn_search (ZServerInfo *zi, +int rpn_search (ZServerInfo *zi, ODR stream, Z_RPNQuery *rpn, int num_bases, char **basenames, const char *setname, int *hits); -int rpn_scan (ZServerInfo *zi, ODR odr, Z_AttributesPlusTerm *zapt, - int *position, int *num_entries, struct scan_entry **list); +int rpn_scan (ZServerInfo *zi, ODR stream, Z_AttributesPlusTerm *zapt, + oid_value attributeset, + int num_bases, char **basenames, + int *position, int *num_entries, struct scan_entry **list, + int *status); + +RSET rset_trunc (ZServerInfo *zi, ISAM_P *isam_p, int no); ZServerSet *resultSetAdd (ZServerInfo *zi, const char *name, int ov, RSET rset); ZServerSet *resultSetGet (ZServerInfo *zi, const char *name); +void resultSetDestroy (ZServerInfo *zi); + ZServerSetSysno *resultSetSysnoGet (ZServerInfo *zi, const char *name, int num, int *positions); -void resultSetRecordDel (ZServerInfo *zi, ZServerRecord *records, int num); +void resultSetSysnoDel (ZServerInfo *zi, ZServerSetSysno *records, int num); + +int resultSetSort (ZServerInfo *zi, bend_sort_rr *rr); + +void zlog_rpn (Z_RPNQuery *rpn); +void zlog_scan (Z_AttributesPlusTerm *zapt, oid_value ast); + +int zebra_server_lock_init (ZServerInfo *zi); +int zebra_server_lock_destroy (ZServerInfo *zi); +int zebra_server_lock (ZServerInfo *zi, int lockCommit); +void zebra_server_unlock (ZServerInfo *zi, int commitPhase); +int zebra_server_lock_get_state (ZServerInfo *zi, time_t *timep); + +typedef struct attent +{ + int attset_ordinal; + data1_local_attribute *local_attributes; +} attent; + +int att_getentbyatt(ZServerInfo *zi, attent *res, oid_value set, int att);