/*
- * Copyright (C) 1994-1995, Index Data I/S
+ * Copyright (C) 1994-1997, Index Data I/S
* All rights reserved.
* Sebastian Hammer, Adam Dickmeiss
*
* $Log: zserver.h,v $
- * Revision 1.5 1995-09-27 16:17:32 adam
+ * 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.
+ *
+ * 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
*
*/
-#include "index.h"
-#include <proto.h>
+
+#ifndef USE_TIMES
+#ifdef __linux__
+#define USE_TIMES 1
+#else
+#define USE_TIMES 0
+#endif
+#endif
+
+#if USE_TIMES
+#include <sys/times.h>
+#endif
+
+#include <backend.h>
#include <rset.h>
-typedef struct {
- size_t size;
- char *buf;
-} ZServerRecord;
+#include "index.h"
+#include "zinfo.h"
typedef struct {
int sysno;
+ int score;
} ZServerSetSysno;
typedef struct ZServerSet_ {
} 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;
- char *recordBuf;
+ Dict dict;
+ 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,
Z_RPNQuery *rpn, int num_bases, char **basenames,
const char *setname, int *hits);
+int rpn_scan (ZServerInfo *zi, 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);
-ZServerRecord *resultSetRecordGet (ZServerInfo *zi, const char *name,
- int num, int *positions);
-void resultSetRecordDel (ZServerInfo *zi, ZServerRecord *records, int num);
+void resultSetDestroy (ZServerInfo *zi);
+
+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);
+
+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);