2 * Copyright (C) 1994-2000, Index Data
4 * Sebastian Hammer, Adam Dickmeiss
7 * Revision 1.18 2000-04-05 09:49:35 adam
8 * On Unix, zebra/z'mbol uses automake.
10 * Revision 1.17 1999/07/06 12:28:04 adam
11 * Updated record index structure. Format includes version ID. Compression
12 * algorithm ID is stored for each record block.
14 * Revision 1.16 1999/06/25 13:48:02 adam
15 * Updated MSVC project files.
16 * Added BZIP2 record compression (not very well tested).
18 * Revision 1.15 1999/05/26 07:49:13 adam
21 * Revision 1.14 1999/02/02 14:51:04 adam
22 * Updated WIN32 code specific sections. Changed header.
24 * Revision 1.13 1998/03/05 08:45:12 adam
25 * New result set model and modular ranking system. Moved towards
26 * descent server API. System information stored as "SGML" records.
28 * Revision 1.12 1998/01/12 15:04:08 adam
29 * The test option (-s) only uses read-lock (and not write lock).
31 * Revision 1.11 1997/09/17 12:19:16 adam
32 * Zebra version corresponds to YAZ version 1.4.
33 * Changed Zebra server so that it doesn't depend on global common_resource.
35 * Revision 1.10 1996/10/29 14:06:53 adam
36 * Include zebrautl.h instead of alexutil.h.
38 * Revision 1.9 1996/05/01 13:46:36 adam
39 * First work on multiple records in one file.
40 * New option, -offset, to the "unread" command in the filter module.
42 * Revision 1.8 1995/12/06 12:41:25 adam
43 * New command 'stat' for the index program.
44 * Filenames can be read from stdin by specifying '-'.
45 * Bug fix/enhancement of the transformation from terms to regular
46 * expressons in the search engine.
48 * Revision 1.7 1995/11/28 09:09:45 adam
49 * Zebra config renamed.
50 * Use setting 'recordId' to identify record now.
51 * Bug fix in recindex.c: rec_release_blocks was invokeded even
52 * though the blocks were already released.
53 * File traversal properly deletes records when needed.
55 * Revision 1.6 1995/11/27 09:56:21 adam
56 * Record info elements better enumerated. Internal store of records.
58 * Revision 1.5 1995/11/25 10:24:07 adam
59 * More record fields - they are enumerated now.
60 * New options: flagStoreData flagStoreKey.
62 * Revision 1.4 1995/11/22 17:19:19 adam
63 * Record management uses the bfile system.
65 * Revision 1.3 1995/11/20 16:59:46 adam
66 * New update method: the 'old' keys are saved for each records.
68 * Revision 1.2 1995/11/15 19:13:08 adam
69 * Work on record management.
71 * Revision 1.1 1995/11/15 14:46:21 adam
72 * Started work on better record management system.
86 typedef struct record_info {
89 char *info[REC_NO_INFO];
90 size_t size[REC_NO_INFO];
91 char buf_size[REC_NO_INFO][6];
92 size_t size_size[REC_NO_INFO];
96 typedef struct records_info *Records;
98 Record rec_cp (Record rec);
99 void rec_del (Records p, Record *recpp);
100 void rec_rm (Record *recpp);
101 void rec_put (Records p, Record *recpp);
102 Record rec_new (Records p);
103 Record rec_get (Records p, int sysno);
104 void rec_close (Records *p);
105 Records rec_open (BFiles bfs, int rw, int compression_method);
106 char *rec_strdup (const char *s, size_t *len);
107 void rec_prstat (Records p);
109 #define REC_COMPRESS_NONE 0
110 #define REC_COMPRESS_BZIP2 1
116 recInfo_databaseName,