-/*
- * Copyright (C) 1995-1999, Index Data
- * All rights reserved.
- * Sebastian Hammer, Adam Dickmeiss
- *
- * $Log: zebraapi.c,v $
- * Revision 1.26 1999-11-30 13:48:03 adam
- * Improved installation. Updated for inclusion of YAZ header files.
- *
- * Revision 1.25 1999/11/04 15:00:45 adam
- * Implemented delete result set(s).
- *
- * Revision 1.24 1999/10/14 14:33:50 adam
- * Added truncation 5=106.
- *
- * Revision 1.23 1999/09/07 11:36:32 adam
- * Minor changes.
- *
- * Revision 1.22 1999/08/02 10:13:47 adam
- * Fixed bug regarding zebra_hits.
- *
- * Revision 1.21 1999/07/14 10:59:26 adam
- * Changed functions isc_getmethod, isams_getmethod.
- * Improved fatal error handling (such as missing EXPLAIN schema).
- *
- * Revision 1.20 1999/07/06 12:28:04 adam
- * Updated record index structure. Format includes version ID. Compression
- * algorithm ID is stored for each record block.
- *
- * Revision 1.19 1999/05/26 07:49:13 adam
- * C++ compilation.
- *
- * Revision 1.18 1999/05/15 14:36:38 adam
- * Updated dictionary. Implemented "compression" of dictionary.
- *
- * Revision 1.17 1999/05/12 13:08:06 adam
- * First version of ISAMS.
- *
- * Revision 1.16 1999/02/19 10:38:30 adam
- * Implemented chdir-setting.
- *
- * Revision 1.15 1999/02/17 12:18:12 adam
- * Fixed zebra_close so that a NULL pointer is ignored.
- *
- * Revision 1.14 1999/02/02 14:51:11 adam
- * Updated WIN32 code specific sections. Changed header.
- *
- * Revision 1.13 1998/12/16 12:23:30 adam
- * Added facility for database name mapping using resource mapdb.
- *
- * Revision 1.12 1998/11/16 10:18:10 adam
- * Better error reporting for result sets.
- *
- * Revision 1.11 1998/10/16 08:14:34 adam
- * Updated record control system.
- *
- * Revision 1.10 1998/09/22 10:03:42 adam
- * Changed result sets to be persistent in the sense that they can
- * be re-searched if needed.
- * Fixed memory leak in rsm_or.
- *
- * Revision 1.9 1998/09/02 13:53:17 adam
- * Extra parameter decode added to search routines to implement
- * persistent queries.
- *
- * Revision 1.8 1998/08/24 17:29:23 adam
- * Minor changes.
- *
- * Revision 1.7 1998/06/24 12:16:13 adam
- * Support for relations on text operands. Open range support in
- * DFA module (i.e. [-j], [g-]).
- *
- * Revision 1.6 1998/06/22 11:36:47 adam
- * Added authentication check facility to zebra.
- *
- * Revision 1.5 1998/06/13 00:14:08 adam
- * Minor changes.
- *
- * Revision 1.4 1998/06/12 12:22:12 adam
- * Work on Zebra API.
- *
- * Revision 1.3 1998/05/27 16:57:44 adam
- * Zebra returns surrogate diagnostic for single records when
- * appropriate.
- *
- * Revision 1.2 1998/05/20 10:12:19 adam
- * Implemented automatic EXPLAIN database maintenance.
- * Modified Zebra to work with ASN.1 compiled version of YAZ.
- *
- * Revision 1.1 1998/03/05 08:45:13 adam
- * New result set model and modular ranking system. Moved towards
- * descent server API. System information stored as "SGML" records.
- *
- */
+/* $Id: zebraapi.c,v 1.247 2007-01-17 15:35:48 adam Exp $
+ Copyright (C) 1995-2007
+ Index Data ApS
+
+This file is part of the Zebra server.
+
+Zebra is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 2, or (at your option) any later
+version.
+Zebra is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+*/
+
+#include <assert.h>
#include <stdio.h>
+#include <limits.h>
#ifdef WIN32
#include <io.h>
#include <process.h>
#include <direct.h>
-#else
+#endif
+#if HAVE_UNISTD_H
#include <unistd.h>
#endif
-#include <yaz/diagbib1.h>
-#include "zserver.h"
+#include <yaz/diagbib1.h>
+#include <yaz/pquery.h>
+#include <yaz/sortspec.h>
+#include "index.h"
+#include "rank.h"
+#include "orddict.h"
+#include <charmap.h>
+#include <idzebra/api.h>
+
+#define DEFAULT_APPROX_LIMIT 2000000000
+
+/* simple asserts to validate the most essential input args */
+#define ASSERTZH assert(zh && zh->service)
+#define ASSERTZHRES assert(zh && zh->service && zh->res)
+#define ASSERTZS assert(zs)
+
+static int log_level = 0;
+static int log_level_initialized = 0;
+
+static void zebra_open_res(ZebraHandle zh);
+static void zebra_close_res(ZebraHandle zh);
+
+static ZEBRA_RES zebra_check_handle(ZebraHandle zh)
+{
+ if (zh)
+ return ZEBRA_OK;
+ return ZEBRA_FAIL;
+}
+
+#define ZEBRA_CHECK_HANDLE(zh) if (zebra_check_handle(zh) != ZEBRA_OK) return ZEBRA_FAIL
+
+static void zebra_chdir (ZebraService zs)
+{
+ const char *dir ;
+ ASSERTZS;
+ yaz_log(log_level, "zebra_chdir");
+ dir = res_get (zs->global_res, "chdir");
+ if (!dir)
+ return;
+ yaz_log (YLOG_DEBUG, "chdir %s", dir);
+#ifdef WIN32
+ _chdir(dir);
+#else
+ chdir (dir);
+#endif
+}
+
+static ZEBRA_RES zebra_flush_reg (ZebraHandle zh)
+{
+ ZEBRA_CHECK_HANDLE(zh);
+ yaz_log(log_level, "zebra_flush_reg");
+ zebraExplain_flush (zh->reg->zei, zh);
+
+ key_block_flush(zh->reg->key_block, 1);
+
+ zebra_index_merge(zh);
+ return ZEBRA_OK;
+}
+
+static struct zebra_register *zebra_register_open(ZebraService zs,
+ const char *name,
+ int rw, int useshadow,
+ Res res,
+ const char *reg_path);
+static void zebra_register_close(ZebraService zs, struct zebra_register *reg);
+
+ZebraHandle zebra_open(ZebraService zs, Res res)
+{
+ ZebraHandle zh;
+ const char *default_encoding;
+ if (!log_level_initialized)
+ {
+ log_level = yaz_log_module_level("zebraapi");
+ log_level_initialized = 1;
+ }
+
+ yaz_log(log_level, "zebra_open");
+
+ if (!zs)
+ return 0;
+
+ zh = (ZebraHandle) xmalloc(sizeof(*zh));
+ yaz_log (YLOG_DEBUG, "zebra_open zs=%p returns %p", zs, zh);
+
+ zh->service = zs;
+ zh->reg = 0; /* no register attached yet */
+ zh->sets = 0;
+ zh->destroyed = 0;
+ zh->errCode = 0;
+ zh->errString = 0;
+ zh->res = 0;
+ zh->session_res = res_open(zs->global_res, res);
+ zh->user_perm = 0;
+ zh->dbaccesslist = 0;
+
+ zh->reg_name = xstrdup ("");
+ zh->path_reg = 0;
+ zh->num_basenames = 0;
+ zh->basenames = 0;
+
+ zh->approx_limit = DEFAULT_APPROX_LIMIT;
+ zh->trans_no = 0;
+ zh->trans_w_no = 0;
+
+ zh->lock_normal = 0;
+ zh->lock_shadow = 0;
+
+ zh->shadow_enable = 1;
+ zh->m_staticrank = 0;
+ zh->m_segment_indexing = 0;
+
+ zh->break_handler_func = 0;
+ zh->break_handler_data = 0;
+
+ default_encoding = res_get_def(zh->session_res, "encoding", "ISO-8859-1");
+
+ zh->iconv_to_utf8 =
+ yaz_iconv_open ("UTF-8", default_encoding);
+ if (zh->iconv_to_utf8 == 0)
+ yaz_log (YLOG_WARN, "iconv: %s to UTF-8 unsupported",
+ default_encoding);
+ zh->iconv_from_utf8 =
+ yaz_iconv_open (default_encoding, "UTF-8");
+ if (zh->iconv_to_utf8 == 0)
+ yaz_log (YLOG_WARN, "iconv: UTF-8 to %s unsupported",
+ default_encoding);
+
+ zh->record_encoding = 0;
+
+ zebra_mutex_cond_lock (&zs->session_lock);
+
+ zh->next = zs->sessions;
+ zs->sessions = zh;
+
+ zebra_mutex_cond_unlock (&zs->session_lock);
+
+ zh->store_data_buf = 0;
+
+ zh->m_limit = zebra_limit_create(1, 0);
+
+ zh->nmem_error = nmem_create();
+
+ return zh;
+}
+
+ZebraService zebra_start(const char *configName)
+{
+ return zebra_start_res(configName, 0, 0);
+}
+
+ZebraService zebra_start_res(const char *configName, Res def_res, Res over_res)
+{
+ Res res;
+
+ zebra_flock_init();
+
+ if (!log_level_initialized)
+ {
+ log_level = yaz_log_module_level("zebraapi");
+ log_level_initialized = 1;
+ }
+
+ yaz_log(YLOG_LOG, "zebra_start %s %s", ZEBRAVER,
+ configName ? configName : "");
+
+ if ((res = res_open(def_res, over_res)))
+ {
+ const char *passwd_plain = 0;
+ const char *passwd_encrypt = 0;
+ const char *dbaccess = 0;
+ ZebraService zh = 0;
+
+ if (configName)
+ {
+ ZEBRA_RES ret = res_read_file(res, configName);
+ if (ret != ZEBRA_OK)
+ {
+ res_close(res);
+ return 0;
+ }
+ if (zebra_check_res(res))
+ {
+ yaz_log(YLOG_FATAL, "Configuration error(s) for %s",
+ configName);
+ return 0;
+ }
+ }
+ else
+ {
+ zebra_check_res(res);
+ }
+
+ zh = xmalloc(sizeof(*zh));
+ zh->global_res = res;
+ zh->sessions = 0;
+
+ zebra_chdir (zh);
+
+ zebra_mutex_cond_init (&zh->session_lock);
+ passwd_plain = res_get (zh->global_res, "passwd");
+ passwd_encrypt = res_get (zh->global_res, "passwd.c");
+ dbaccess = res_get (zh->global_res, "dbaccess");
+
+ if (!passwd_plain && !passwd_encrypt)
+ zh->passwd_db = NULL;
+ else
+ {
+ zh->passwd_db = passwd_db_open();
+ if (!zh->passwd_db)
+ yaz_log (YLOG_WARN|YLOG_ERRNO, "passwd_db_open failed");
+ else
+ {
+ if (passwd_plain)
+ passwd_db_file_plain(zh->passwd_db, passwd_plain);
+ if (passwd_encrypt)
+ passwd_db_file_crypt(zh->passwd_db, passwd_encrypt);
+ }
+ }
+
+ if (!dbaccess)
+ zh->dbaccess = NULL;
+ else {
+ zh->dbaccess = res_open(NULL, NULL);
+ if (res_read_file(zh->dbaccess, dbaccess) != ZEBRA_OK) {
+ yaz_log(YLOG_FATAL, "Failed to read %s", dbaccess);
+ return NULL;
+ }
+ }
+
+ zh->timing = yaz_timing_create();
+ zh->path_root = res_get (zh->global_res, "root");
+ zh->nmem = nmem_create();
+ zh->record_classes = recTypeClass_create (zh->global_res, zh->nmem);
+
+ if (1)
+ {
+ const char *module_path = res_get(res, "modulePath");
+ if (module_path)
+ recTypeClass_load_modules(&zh->record_classes, zh->nmem,
+ module_path);
+ }
+ return zh;
+ }
+ return 0;
+}
+
+void zebra_filter_info(ZebraService zs, void *cd,
+ void (*cb)(void *cd, const char *name))
+{
+ ASSERTZS;
+ assert(cb);
+ recTypeClass_info(zs->record_classes, cd, cb);
+}
+
+void zebra_pidfname(ZebraService zs, char *path)
+{
+ ASSERTZS;
+ zebra_lock_prefix (zs->global_res, path);
+ strcat(path, "zebrasrv.pid");
+}
+
+Dict dict_open_res (BFiles bfs, const char *name, int cache, int rw,
+ int compact_flag, Res res)
+{
+ int page_size = 4096;
+ char resource_str[200];
+ sprintf (resource_str, "dict.%.100s.pagesize", name);
+ assert(bfs);
+ assert(name);
+
+ if (res_get_int(res, resource_str, &page_size) == ZEBRA_OK)
+ yaz_log(YLOG_LOG, "Using custom dictionary page size %d for %s",
+ page_size, name);
+ return dict_open(bfs, name, cache, rw, compact_flag, page_size);
+}
+
+static
+struct zebra_register *zebra_register_open(ZebraService zs, const char *name,
+ int rw, int useshadow, Res res,
+ const char *reg_path)
+{
+ struct zebra_register *reg;
+ int record_compression = REC_COMPRESS_NONE;
+ const char *recordCompression = 0;
+ const char *profilePath;
+ char cwd[1024];
+ int sort_type = ZEBRA_SORT_TYPE_FLAT;
+ ZEBRA_RES ret = ZEBRA_OK;
+
+ ASSERTZS;
+
+ reg = xmalloc(sizeof(*reg));
+
+ assert (name);
+ reg->name = xstrdup (name);
+
+ reg->seqno = 0;
+ reg->last_val = 0;
+
+ assert (res);
+
+ yaz_log (YLOG_DEBUG, "zebra_register_open rw=%d useshadow=%d p=%p n=%s rp=%s",
+ rw, useshadow, reg, name, reg_path ? reg_path : "(none)");
+
+ reg->dh = data1_create();
+ if (!reg->dh)
+ {
+ xfree(reg->name);
+ xfree(reg);
+ return 0;
+ }
+ reg->bfs = bfs_create (res_get (res, "register"), reg_path);
+ if (!reg->bfs)
+ {
+ data1_destroy(reg->dh);
+ xfree(reg->name);
+ xfree(reg);
+ return 0;
+ }
+ if (useshadow)
+ {
+ if (bf_cache (reg->bfs, res_get (res, "shadow")) == ZEBRA_FAIL)
+ {
+ bfs_destroy(reg->bfs);
+ data1_destroy(reg->dh);
+ xfree(reg->name);
+ xfree(reg);
+ return 0;
+ }
+ }
+
+ getcwd(cwd, sizeof(cwd)-1);
+ profilePath = res_get_def(res, "profilePath", 0);
+
+ data1_set_tabpath (reg->dh, profilePath);
+ data1_set_tabroot (reg->dh, reg_path);
+ reg->recTypes = recTypes_init (zs->record_classes, reg->dh);
+
+ reg->zebra_maps =
+ zebra_maps_open(res, reg_path, profilePath);
+ if (!reg->zebra_maps)
+ {
+ recTypes_destroy(reg->recTypes);
+ bfs_destroy(reg->bfs);
+ data1_destroy(reg->dh);
+ xfree(reg->name);
+ xfree(reg);
+ return 0;
+ }
+ reg->rank_classes = NULL;
+
+ reg->key_block = 0;
+ reg->keys = zebra_rec_keys_open();
+
+ reg->sortKeys = zebra_rec_keys_open();
+
+ reg->records = 0;
+ reg->dict = 0;
+ reg->sort_index = 0;
+ reg->isams = 0;
+ reg->matchDict = 0;
+ reg->isamc = 0;
+ reg->isamb = 0;
+ reg->zei = 0;
+
+ /* installing rank classes */
+ zebraRankInstall (reg, rank_1_class);
+ zebraRankInstall (reg, rank_similarity_class);
+ zebraRankInstall (reg, rank_static_class);
+
+ recordCompression = res_get_def (res, "recordCompression", "none");
+ if (!strcmp (recordCompression, "none"))
+ record_compression = REC_COMPRESS_NONE;
+ if (!strcmp (recordCompression, "bzip2"))
+ record_compression = REC_COMPRESS_BZIP2;
+
+ if (1)
+ {
+ const char *index_fname = res_get_def(res, "index", "default.idx");
+ if (index_fname && *index_fname)
+ {
+ if (zebra_maps_read_file(reg->zebra_maps, index_fname) != ZEBRA_OK)
+ ret = ZEBRA_FAIL;
+ }
+ }
+
+ if (!(reg->records = rec_open (reg->bfs, rw, record_compression)))
+ {
+ yaz_log (YLOG_WARN, "rec_open failed");
+ ret = ZEBRA_FAIL;
+ }
+ if (rw)
+ {
+ reg->matchDict = dict_open_res (reg->bfs, GMATCH_DICT, 20, 1, 0, res);
+ }
+ if (!(reg->dict = dict_open_res (reg->bfs, FNAME_DICT, 40, rw, 0, res)))
+ {
+ yaz_log (YLOG_WARN, "dict_open failed");
+ ret = ZEBRA_FAIL;
+ }
+
+
+ if (res_get_match (res, "sortindex", "f", "f"))
+ sort_type = ZEBRA_SORT_TYPE_FLAT;
+ else if (res_get_match (res, "sortindex", "i", "f"))
+ sort_type = ZEBRA_SORT_TYPE_ISAMB;
+ else
+ {
+ yaz_log (YLOG_WARN, "bad_value for 'sortindex'");
+ ret = ZEBRA_FAIL;
+ }
+
+
+ if (!(reg->sort_index = zebra_sort_open(reg->bfs, rw, sort_type)))
+ {
+ yaz_log (YLOG_WARN, "zebra_sort_open failed");
+ ret = ZEBRA_FAIL;
+ }
+ if (res_get_match (res, "isam", "s", ISAM_DEFAULT))
+ {
+ struct ISAMS_M_s isams_m;
+ if (!(reg->isams = isams_open (reg->bfs, FNAME_ISAMS, rw,
+ key_isams_m(res, &isams_m))))
+ {
+ yaz_log (YLOG_WARN, "isams_open failed");
+ ret = ZEBRA_FAIL;
+ }
+ }
+ if (res_get_match (res, "isam", "c", ISAM_DEFAULT))
+ {
+ struct ISAMC_M_s isamc_m;
+ if (!(reg->isamc = isamc_open (reg->bfs, FNAME_ISAMC,
+ rw, key_isamc_m(res, &isamc_m))))
+ {
+ yaz_log (YLOG_WARN, "isamc_open failed");
+ ret = ZEBRA_FAIL;
+ }
+ }
+ if (res_get_match (res, "isam", "b", ISAM_DEFAULT))
+ {
+ struct ISAMC_M_s isamc_m;
+
+ if (!(reg->isamb = isamb_open (reg->bfs, "isamb",
+ rw, key_isamc_m(res, &isamc_m), 0)))
+ {
+ yaz_log (YLOG_WARN, "isamb_open failed");
+ ret = ZEBRA_FAIL;
+ }
+ }
+ if (res_get_match (res, "isam", "bc", ISAM_DEFAULT))
+ {
+ struct ISAMC_M_s isamc_m;
+
+ if (!(reg->isamb = isamb_open (reg->bfs, "isamb",
+ rw, key_isamc_m(res, &isamc_m), 1)))
+ {
+ yaz_log (YLOG_WARN, "isamb_open failed");
+ ret = ZEBRA_FAIL;
+ }
+ }
+ if (res_get_match (res, "isam", "null", ISAM_DEFAULT))
+ {
+ struct ISAMC_M_s isamc_m;
+
+ if (!(reg->isamb = isamb_open (reg->bfs, "isamb",
+ rw, key_isamc_m(res, &isamc_m), -1)))
+ {
+ yaz_log (YLOG_WARN, "isamb_open failed");
+ ret = ZEBRA_FAIL;
+ }
+ }
+ if (ret == ZEBRA_OK)
+ {
+ reg->zei = zebraExplain_open(reg->records, reg->dh,
+ res, rw, reg,
+ zebra_extract_explain);
+ if (!reg->zei)
+ {
+ yaz_log (YLOG_WARN, "Cannot obtain EXPLAIN information");
+ ret = ZEBRA_FAIL;
+ }
+ }
+
+ if (ret != ZEBRA_OK)
+ {
+ zebra_register_close(zs, reg);
+ return 0;
+ }
+ yaz_log (YLOG_DEBUG, "zebra_register_open ok p=%p", reg);
+ return reg;
+}
+
+ZEBRA_RES zebra_admin_shutdown (ZebraHandle zh)
+{
+ ZEBRA_CHECK_HANDLE(zh);
+ yaz_log(log_level, "zebra_admin_shutdown");
+
+ zebra_mutex_cond_lock (&zh->service->session_lock);
+ zh->service->stop_flag = 1;
+ zebra_mutex_cond_unlock (&zh->service->session_lock);
+ return ZEBRA_OK;
+}
+
+ZEBRA_RES zebra_admin_start (ZebraHandle zh)
+{
+ ZebraService zs;
+ ZEBRA_CHECK_HANDLE(zh);
+ yaz_log(log_level, "zebra_admin_start");
+ zs = zh->service;
+ zebra_mutex_cond_lock (&zs->session_lock);
+ zebra_mutex_cond_unlock (&zs->session_lock);
+ return ZEBRA_OK;
+}
+
+static void zebra_register_close(ZebraService zs, struct zebra_register *reg)
+{
+ ASSERTZS;
+ assert(reg);
+ yaz_log(YLOG_DEBUG, "zebra_register_close p=%p", reg);
+ reg->stop_flag = 0;
+ zebra_chdir (zs);
+
+ zebraExplain_close (reg->zei);
+ dict_close (reg->dict);
+ if (reg->matchDict)
+ dict_close (reg->matchDict);
+ zebra_sort_close(reg->sort_index);
+ if (reg->isams)
+ isams_close (reg->isams);
+ if (reg->isamc)
+ isamc_close (reg->isamc);
+ if (reg->isamb)
+ isamb_close (reg->isamb);
+ rec_close (®->records);
+
+ recTypes_destroy (reg->recTypes);
+ zebra_maps_close (reg->zebra_maps);
+ zebraRankDestroy (reg);
+ bfs_destroy (reg->bfs);
+ data1_destroy (reg->dh);
+
+ zebra_rec_keys_close(reg->keys);
+ zebra_rec_keys_close(reg->sortKeys);
+
+ key_block_destroy(®->key_block);
+ xfree(reg->name);
+ xfree(reg);
+}
+
+ZEBRA_RES zebra_stop(ZebraService zs)
+{
+ if (!zs)
+ return ZEBRA_OK;
+ while (zs->sessions)
+ {
+ zebra_close (zs->sessions);
+ }
+
+ zebra_mutex_cond_destroy (&zs->session_lock);
+
+ if (zs->passwd_db)
+ passwd_db_close (zs->passwd_db);
+
+ recTypeClass_destroy(zs->record_classes);
+ nmem_destroy(zs->nmem);
+ res_close (zs->global_res);
+
+ yaz_timing_stop(zs->timing);
+ yaz_log (YLOG_LOG, "zebra_stop: %4.2f %4.2f %4.2f",
+ yaz_timing_get_real(zs->timing),
+ yaz_timing_get_user(zs->timing),
+ yaz_timing_get_sys(zs->timing));
+
+
+ yaz_timing_destroy(&zs->timing);
+ xfree(zs);
+ return ZEBRA_OK;
+}
+
+ZEBRA_RES zebra_close(ZebraHandle zh)
+{
+ ZebraService zs;
+ struct zebra_session **sp;
+ int i;
+
+ yaz_log(log_level, "zebra_close");
+ ZEBRA_CHECK_HANDLE(zh);
+
+ zh->errCode = 0;
+
+ zs = zh->service;
+ yaz_log (YLOG_DEBUG, "zebra_close zh=%p", zh);
+ resultSetDestroy (zh, -1, 0, 0);
+
+ if (zh->reg)
+ zebra_register_close(zh->service, zh->reg);
+ zebra_close_res (zh);
+ res_close(zh->session_res);
+
+ xfree(zh->record_encoding);
+
+ xfree(zh->dbaccesslist);
+
+ for (i = 0; i < zh->num_basenames; i++)
+ xfree(zh->basenames[i]);
+ xfree(zh->basenames);
+
+ if (zh->iconv_to_utf8 != 0)
+ yaz_iconv_close (zh->iconv_to_utf8);
+ if (zh->iconv_from_utf8 != 0)
+ yaz_iconv_close (zh->iconv_from_utf8);
+
+ zebra_mutex_cond_lock (&zs->session_lock);
+ zebra_lock_destroy (zh->lock_normal);
+ zebra_lock_destroy (zh->lock_shadow);
+ sp = &zs->sessions;
+ while (1)
+ {
+ assert (*sp);
+ if (*sp == zh)
+ {
+ *sp = (*sp)->next;
+ break;
+ }
+ sp = &(*sp)->next;
+ }
+ zebra_mutex_cond_unlock (&zs->session_lock);
+ xfree(zh->reg_name);
+ xfree(zh->user_perm);
+ zh->service = 0; /* more likely to trigger an assert */
+
+ zebra_limit_destroy(zh->m_limit);
+
+ nmem_destroy(zh->nmem_error);
+
+ xfree(zh->path_reg);
+ xfree(zh);
+ return ZEBRA_OK;
+}
+
+struct map_baseinfo {
+ ZebraHandle zh;
+ NMEM mem;
+ int num_bases;
+ char **basenames;
+ int new_num_bases;
+ char **new_basenames;
+ int new_num_max;
+};
+
+static void zebra_open_res(ZebraHandle zh)
+{
+ char fname[512];
+ ASSERTZH;
+ zh->errCode = 0;
+
+ if (zh->path_reg)
+ {
+ sprintf(fname, "%.200s/zebra.cfg", zh->path_reg);
+ zh->res = res_open(zh->session_res, 0);
+ res_read_file(zh->res, fname);
+ }
+ else if (*zh->reg_name == 0)
+ {
+ zh->res = res_open(zh->session_res, 0);
+ }
+ else
+ {
+ yaz_log (YLOG_WARN, "no register root specified");
+ zh->res = 0; /* no path for register - fail! */
+ }
+}
+
+static void zebra_close_res (ZebraHandle zh)
+{
+ ASSERTZH;
+ zh->errCode = 0;
+ res_close (zh->res);
+ zh->res = 0;
+}
+
+static void zebra_select_register (ZebraHandle zh, const char *new_reg)
+{
+ ASSERTZH;
+ zh->errCode = 0;
+ if (zh->res && strcmp (zh->reg_name, new_reg) == 0)
+ return;
+ if (!zh->res)
+ {
+ assert (zh->reg == 0);
+ assert (*zh->reg_name == 0);
+ }
+ else
+ {
+ if (zh->reg)
+ {
+ resultSetInvalidate (zh);
+ zebra_register_close(zh->service, zh->reg);
+ zh->reg = 0;
+ }
+ zebra_close_res(zh);
+ }
+ xfree(zh->reg_name);
+ zh->reg_name = xstrdup (new_reg);
+
+ xfree(zh->path_reg);
+ zh->path_reg = 0;
+ if (zh->service->path_root)
+ {
+ zh->path_reg = xmalloc(strlen(zh->service->path_root) +
+ strlen(zh->reg_name) + 3);
+ strcpy (zh->path_reg, zh->service->path_root);
+ if (*zh->reg_name)
+ {
+ strcat (zh->path_reg, "/");
+ strcat (zh->path_reg, zh->reg_name);
+ }
+ }
+ zebra_open_res(zh);
+
+ if (zh->lock_normal)
+ zebra_lock_destroy (zh->lock_normal);
+ zh->lock_normal = 0;
+
+ if (zh->lock_shadow)
+ zebra_lock_destroy (zh->lock_shadow);
+ zh->lock_shadow = 0;
+
+ if (zh->res)
+ {
+ char fname[512];
+ const char *lock_area = res_get (zh->res, "lockDir");
+
+ if (!lock_area && zh->path_reg)
+ res_set (zh->res, "lockDir", zh->path_reg);
+ sprintf (fname, "norm.%s.LCK", zh->reg_name);
+ zh->lock_normal =
+ zebra_lock_create (res_get(zh->res, "lockDir"), fname);
+
+ sprintf (fname, "shadow.%s.LCK", zh->reg_name);
+ zh->lock_shadow =
+ zebra_lock_create (res_get(zh->res, "lockDir"), fname);
+
+ if (!zh->lock_normal || !zh->lock_shadow)
+ {
+ if (zh->lock_normal)
+ {
+ zebra_lock_destroy(zh->lock_normal);
+ zh->lock_normal = 0;
+ }
+ if (zh->lock_shadow)
+ {
+ zebra_lock_destroy(zh->lock_shadow);
+ zh->lock_shadow = 0;
+ }
+ zebra_close_res(zh);
+ }
+ }
+ if (zh->res)
+ {
+ int approx = 0;
+ if (res_get_int(zh->res, "estimatehits", &approx) == ZEBRA_OK)
+ zebra_set_approx_limit(zh, approx);
+ }
+ if (zh->res)
+ {
+ if (res_get_int(zh->res, "staticrank", &zh->m_staticrank) == ZEBRA_OK)
+ yaz_log(YLOG_LOG, "static rank set and is %d", zh->m_staticrank);
+ }
+ if (zh->res)
+ {
+ if (res_get_int(zh->res, "segment", &zh->m_segment_indexing) ==
+ ZEBRA_OK)
+ {
+ yaz_log(YLOG_DEBUG, "segment indexing set and is %d",
+ zh->m_segment_indexing);
+ }
+ }
+}
+
+void map_basenames_func (void *vp, const char *name, const char *value)
+{
+ struct map_baseinfo *p = (struct map_baseinfo *) vp;
+ int i, no;
+ char fromdb[128], todb[8][128];
+
+ assert(value);
+ assert(name);
+ assert(vp);
+
+ no =
+ sscanf (value, "%127s %127s %127s %127s %127s %127s %127s %127s %127s",
+ fromdb, todb[0], todb[1], todb[2], todb[3], todb[4],
+ todb[5], todb[6], todb[7]);
+ if (no < 2)
+ return ;
+ no--;
+ for (i = 0; i<p->num_bases; i++)
+ if (p->basenames[i] && !STRCASECMP (p->basenames[i], fromdb))
+ {
+ p->basenames[i] = 0;
+ for (i = 0; i < no; i++)
+ {
+ if (p->new_num_bases == p->new_num_max)
+ return;
+ p->new_basenames[(p->new_num_bases)++] =
+ nmem_strdup (p->mem, todb[i]);
+ }
+ return;
+ }
+}
+
+int zebra_select_default_database(ZebraHandle zh)
+{
+ if (!zh->res)
+ {
+ /* no database has been selected - so we select based on
+ resource setting (including group)
+ */
+ const char *group = res_get(zh->session_res, "group");
+ const char *v = res_get_prefix(zh->session_res,
+ "database", group, "Default");
+ return zebra_select_database(zh, v);
+ }
+ return 0;
+}
+
+void map_basenames (ZebraHandle zh, ODR stream,
+ int *num_bases, char ***basenames)
+{
+ struct map_baseinfo info;
+ struct map_baseinfo *p = &info;
+ int i;
+ ASSERTZH;
+ yaz_log(log_level, "map_basenames ");
+ assert(stream);
+
+ info.zh = zh;
+
+ info.num_bases = *num_bases;
+ info.basenames = *basenames;
+ info.new_num_max = 128;
+ info.new_num_bases = 0;
+ info.new_basenames = (char **)
+ odr_malloc (stream, sizeof(*info.new_basenames) * info.new_num_max);
+ info.mem = stream->mem;
+
+ res_trav (zh->session_res, "mapdb", &info, map_basenames_func);
+
+ for (i = 0; i<p->num_bases; i++)
+ if (p->basenames[i] && p->new_num_bases < p->new_num_max)
+ {
+ p->new_basenames[(p->new_num_bases)++] =
+ nmem_strdup (p->mem, p->basenames[i]);
+ }
+ *num_bases = info.new_num_bases;
+ *basenames = info.new_basenames;
+ for (i = 0; i<*num_bases; i++)
+ yaz_log (YLOG_DEBUG, "base %s", (*basenames)[i]);
+}
+
+ZEBRA_RES zebra_select_database (ZebraHandle zh, const char *basename)
+{
+ ZEBRA_CHECK_HANDLE(zh);
+
+ yaz_log(log_level, "zebra_select_database %s",basename);
+ assert(basename);
+ return zebra_select_databases (zh, 1, &basename);
+}
+
+ZEBRA_RES zebra_select_databases (ZebraHandle zh, int num_bases,
+ const char **basenames)
+{
+ int i;
+ const char *cp;
+ int len = 0;
+ char *new_reg = 0;
+
+ ZEBRA_CHECK_HANDLE(zh);
+ assert(basenames);
+
+ yaz_log(log_level, "zebra_select_databases n=%d [0]=%s",
+ num_bases,basenames[0]);
+ zh->errCode = 0;
+
+ if (num_bases < 1)
+ {
+ zh->errCode = YAZ_BIB1_COMBI_OF_SPECIFIED_DATABASES_UNSUPP;
+ return ZEBRA_FAIL;
+ }
+
+ /* Check if the user has access to all databases (Seb) */
+ /* You could argue that this should happen later, after we have
+ * determined that the database(s) exist. */
+ if (zh->dbaccesslist) {
+ for (i = 0; i < num_bases; i++) {
+ const char *db = basenames[i];
+ char *p, *pp;
+ for (p = zh->dbaccesslist; p && *p; p = pp) {
+ int len;
+ if ((pp = strchr(p, '+'))) {
+ len = pp - p;
+ pp++;
+ }
+ else
+ len = strlen(p);
+ if (len == strlen(db) && !strncmp(db, p, len))
+ break;
+ }
+ if (!p) {
+ zh->errCode = YAZ_BIB1_ACCESS_TO_SPECIFIED_DATABASE_DENIED;
+ return ZEBRA_FAIL;
+ }
+ }
+ }
+
+ for (i = 0; i < zh->num_basenames; i++)
+ xfree(zh->basenames[i]);
+ xfree(zh->basenames);
+
+ zh->num_basenames = num_bases;
+ zh->basenames = xmalloc(zh->num_basenames * sizeof(*zh->basenames));
+ for (i = 0; i < zh->num_basenames; i++)
+ zh->basenames[i] = xstrdup (basenames[i]);
+
+ cp = strrchr(basenames[0], '/');
+ if (cp)
+ {
+ len = cp - basenames[0];
+ new_reg = xmalloc(len + 1);
+ memcpy (new_reg, basenames[0], len);
+ new_reg[len] = '\0';
+ }
+ else
+ new_reg = xstrdup ("");
+ for (i = 1; i<num_bases; i++)
+ {
+ const char *cp1;
+
+ cp1 = strrchr (basenames[i], '/');
+ if (cp)
+ {
+ if (!cp1)
+ {
+ zh->errCode = YAZ_BIB1_COMBI_OF_SPECIFIED_DATABASES_UNSUPP;
+ return -1;
+ }
+ if (len != cp1 - basenames[i] ||
+ memcmp (basenames[i], new_reg, len))
+ {
+ zh->errCode = YAZ_BIB1_COMBI_OF_SPECIFIED_DATABASES_UNSUPP;
+ return -1;
+ }
+ }
+ else
+ {
+ if (cp1)
+ {
+ zh->errCode = YAZ_BIB1_COMBI_OF_SPECIFIED_DATABASES_UNSUPP;
+ return ZEBRA_FAIL;
+ }
+ }
+ }
+ zebra_select_register (zh, new_reg);
+ xfree(new_reg);
+ if (!zh->res)
+ {
+ zh->errCode = YAZ_BIB1_DATABASE_UNAVAILABLE;
+ return ZEBRA_FAIL;
+ }
+ if (!zh->lock_normal || !zh->lock_shadow)
+ {
+ zh->errCode = YAZ_BIB1_TEMPORARY_SYSTEM_ERROR;
+ return ZEBRA_FAIL;
+ }
+ return ZEBRA_OK;
+}
+
+ZEBRA_RES zebra_set_approx_limit(ZebraHandle zh, zint approx_limit)
+{
+ if (approx_limit == 0)
+ approx_limit = DEFAULT_APPROX_LIMIT;
+ zh->approx_limit = approx_limit;
+ return ZEBRA_OK;
+}
+
+void zebra_set_partial_result(ZebraHandle zh)
+{
+ zh->partial_result = 1;
+}
+
+
+ZEBRA_RES zebra_set_break_handler(ZebraHandle zh,
+ int (*f)(void *client_data),
+ void *client_data)
+{
+ zh->break_handler_func = f;
+ zh->break_handler_data = client_data;
+ return ZEBRA_OK;
+}
+
+ZEBRA_RES zebra_search_RPN_x(ZebraHandle zh, ODR o, Z_RPNQuery *query,
+ const char *setname, zint *hits,
+ int *estimated_hit_count,
+ int *partial_resultset)
+{
+ ZEBRA_RES r;
+
+ ZEBRA_CHECK_HANDLE(zh);
+
+ assert(o);
+ assert(query);
+ assert(hits);
+ assert(setname);
+ yaz_log(log_level, "zebra_search_rpn");
+
+ zh->partial_result = 0;
+
+ if (zebra_begin_read(zh) == ZEBRA_FAIL)
+ return ZEBRA_FAIL;
+
+ r = resultSetAddRPN(zh, odr_extract_mem(o), query,
+ zh->num_basenames, zh->basenames, setname,
+ hits, estimated_hit_count);
+
+ *partial_resultset = zh->partial_result;
+ zebra_end_read(zh);
+ return r;
+}
+
+ZEBRA_RES zebra_search_RPN(ZebraHandle zh, ODR o, Z_RPNQuery *query,
+ const char *setname, zint *hits)
+{
+ int estimated_hit_count;
+ int partial_resultset;
+ return zebra_search_RPN_x(zh, o, query, setname, hits,
+ &estimated_hit_count,
+ &partial_resultset);
+}
+
+ZEBRA_RES zebra_records_retrieve(ZebraHandle zh, ODR stream,
+ const char *setname,
+ Z_RecordComposition *comp,
+ oid_value input_format, int num_recs,
+ ZebraRetrievalRecord *recs)
+{
+ ZebraMetaRecord *poset;
+ int i;
+ ZEBRA_RES ret = ZEBRA_OK;
+ zint *pos_array;
+
+ ZEBRA_CHECK_HANDLE(zh);
+ assert(stream);
+ assert(setname);
+ assert(recs);
+ assert(num_recs>0);
+
+ yaz_log(log_level, "zebra_records_retrieve n=%d", num_recs);
+
+ if (!zh->res)
+ {
+ zebra_setError(zh, YAZ_BIB1_SPECIFIED_RESULT_SET_DOES_NOT_EXIST,
+ setname);
+ return ZEBRA_FAIL;
+ }
+
+ if (zebra_begin_read (zh) == ZEBRA_FAIL)
+ return ZEBRA_FAIL;
+
+ pos_array = (zint *) xmalloc(num_recs * sizeof(*pos_array));
+ for (i = 0; i<num_recs; i++)
+ pos_array[i] = recs[i].position;
+ poset = zebra_meta_records_create(zh, setname, num_recs, pos_array);
+ if (!poset)
+ {
+ yaz_log (YLOG_DEBUG, "zebraPosSetCreate error");
+ zebra_setError(zh, YAZ_BIB1_SPECIFIED_RESULT_SET_DOES_NOT_EXIST,
+ setname);
+ ret = ZEBRA_FAIL;
+ }
+ else
+ {
+ for (i = 0; i<num_recs; i++)
+ {
+ if (poset[i].term)
+ {
+ recs[i].errCode = 0;
+ recs[i].format = VAL_SUTRS;
+ recs[i].len = strlen(poset[i].term);
+ recs[i].buf = poset[i].term;
+ recs[i].base = poset[i].db;
+ }
+ else if (poset[i].sysno)
+ {
+ char *buf;
+ int len = 0;
+ zebra_snippets *hit_snippet = zebra_snippets_create();
+
+ /* we disable hit snippets for now. It does not work well
+ and it slows retrieval down a lot */
+#if 0
+ zebra_snippets_hit_vector(zh, setname, poset[i].sysno,
+ hit_snippet);
+#endif
+ recs[i].errCode =
+ zebra_record_fetch(zh, poset[i].sysno, poset[i].score,
+ hit_snippet,
+ stream, input_format, comp,
+ &recs[i].format, &buf, &len,
+ &recs[i].base, &recs[i].errString);
+
+ recs[i].len = len;
+ if (len > 0)
+ {
+ recs[i].buf = (char*) odr_malloc(stream, len);
+ memcpy(recs[i].buf, buf, len);
+ }
+ else
+ recs[i].buf = buf;
+ recs[i].score = poset[i].score;
+ recs[i].sysno = poset[i].sysno;
+ zebra_snippets_destroy(hit_snippet);
+ }
+ else
+ {
+ /* only need to set it once */
+ if (pos_array[i] < zh->approx_limit && ret == ZEBRA_OK)
+ {
+ zebra_setError_zint(zh,
+ YAZ_BIB1_PRESENT_REQUEST_OUT_OF_RANGE,
+ pos_array[i]);
+ ret = ZEBRA_FAIL;
+ break;
+ }
+ recs[i].buf = 0; /* no record and no error issued */
+ recs[i].len = 0;
+ recs[i].errCode = 0;
+ recs[i].format = VAL_NONE;
+ recs[i].sysno = 0;
+ }
+ }
+ zebra_meta_records_destroy(zh, poset, num_recs);
+ }
+ zebra_end_read (zh);
+ xfree(pos_array);
+ return ret;
+}
+
+ZEBRA_RES zebra_scan_PQF(ZebraHandle zh, ODR stream, const char *query,
+ int *position,
+ int *num_entries, ZebraScanEntry **entries,
+ int *is_partial,
+ const char *setname)
+{
+ YAZ_PQF_Parser pqf_parser = yaz_pqf_create ();
+ Z_AttributesPlusTerm *zapt;
+ int *attributeSet;
+ ZEBRA_RES res;
+
+ if (!(zapt = yaz_pqf_scan(pqf_parser, stream, &attributeSet, query)))
+ {
+ res = ZEBRA_FAIL;
+ zh->errCode = YAZ_BIB1_SCAN_MALFORMED_SCAN;
+ }
+ else
+ res = zebra_scan(zh, stream, zapt, VAL_BIB1,
+ position, num_entries, entries, is_partial,
+ setname);
+ yaz_pqf_destroy (pqf_parser);
+ return res;
+}
+
+ZEBRA_RES zebra_scan(ZebraHandle zh, ODR stream, Z_AttributesPlusTerm *zapt,
+ oid_value attributeset,
+ int *position,
+ int *num_entries, ZebraScanEntry **entries,
+ int *is_partial,
+ const char *setname)
+{
+ ZEBRA_RES res;
+ RSET limit_rset = 0;
+
+ ZEBRA_CHECK_HANDLE(zh);
+
+ assert(stream);
+ assert(zapt);
+ assert(position);
+ assert(num_entries);
+ assert(is_partial);
+ assert(entries);
+ yaz_log(log_level, "zebra_scan");
+
+ if (zebra_begin_read (zh) == ZEBRA_FAIL)
+ {
+ *entries = 0;
+ *num_entries = 0;
+ return ZEBRA_FAIL;
+ }
+ if (setname)
+ {
+ limit_rset = resultSetRef(zh, setname);
+ if (!limit_rset)
+ {
+ zebra_setError(zh,
+ YAZ_BIB1_SPECIFIED_RESULT_SET_DOES_NOT_EXIST,
+ setname);
+ zebra_end_read (zh);
+ return ZEBRA_FAIL;
+ }
+ }
+ res = rpn_scan(zh, stream, zapt, attributeset,
+ zh->num_basenames, zh->basenames, position,
+ num_entries, entries, is_partial, limit_rset);
+ zebra_end_read(zh);
+ return res;
+}
+
+ZEBRA_RES 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)
+{
+ ZEBRA_RES res;
+ ZEBRA_CHECK_HANDLE(zh);
+ assert(stream);
+ assert(num_input_setnames>0);
+ assert(input_setnames);
+ assert(sort_sequence);
+ assert(sort_status);
+ yaz_log(log_level, "zebra_sort");
+
+ if (zebra_begin_read(zh) == ZEBRA_FAIL)
+ return ZEBRA_FAIL;
+ res = resultSetSort(zh, stream->mem, num_input_setnames, input_setnames,
+ output_setname, sort_sequence, sort_status);
+ zebra_end_read(zh);
+ return res;
+}
+
+int zebra_deleteResultSet(ZebraHandle zh, int function,
+ int num_setnames, char **setnames,
+ int *statuses)
+{
+ int i, status;
+ ASSERTZH;
+ assert(statuses);
+ yaz_log(log_level, "zebra_deleteResultSet n=%d",num_setnames);
+
+ if (zebra_begin_read(zh))
+ return Z_DeleteStatus_systemProblemAtTarget;
+ switch (function)
+ {
+ case Z_DeleteResultSetRequest_list:
+ assert(num_setnames>0);
+ assert(setnames);
+ resultSetDestroy (zh, num_setnames, setnames, statuses);
+ break;
+ case Z_DeleteResultSetRequest_all:
+ resultSetDestroy (zh, -1, 0, statuses);
+ break;
+ }
+ zebra_end_read (zh);
+ status = Z_DeleteStatus_success;
+ for (i = 0; i<num_setnames; i++)
+ if (statuses[i] == Z_DeleteStatus_resultSetDidNotExist)
+ status = statuses[i];
+ return status;
+}
+
+int zebra_errCode (ZebraHandle zh)
+{
+ if (zh)
+ {
+ yaz_log(log_level, "zebra_errCode: %d",zh->errCode);
+ return zh->errCode;
+ }
+ yaz_log(log_level, "zebra_errCode: o");
+ return 0;
+}
+
+const char *zebra_errString (ZebraHandle zh)
+{
+ const char *e = 0;
+ if (zh)
+ e= diagbib1_str (zh->errCode);
+ yaz_log(log_level, "zebra_errString: %s",e);
+ return e;
+}
+
+char *zebra_errAdd (ZebraHandle zh)
+{
+ char *a = 0;
+ if (zh)
+ a= zh->errString;
+ yaz_log(log_level, "zebra_errAdd: %s",a);
+ return a;
+}
+
+ZEBRA_RES zebra_auth (ZebraHandle zh, const char *user, const char *pass)
+{
+ const char *p;
+ const char *astring;
+ char u[40];
+ ZebraService zs;
+
+ ZEBRA_CHECK_HANDLE(zh);
+
+ zs = zh->service;
+
+ sprintf(u, "perm.%.30s", user ? user : "anonymous");
+ p = res_get(zs->global_res, u);
+ xfree(zh->user_perm);
+ zh->user_perm = xstrdup(p ? p : "r");
+
+ /* Determine database access list */
+ astring = res_get(zs->dbaccess, user ? user : "anonymous");
+ if (astring)
+ zh->dbaccesslist = xstrdup(astring);
+ else
+ zh->dbaccesslist = 0;
+
+ /* users that don't require a password .. */
+ if (zh->user_perm && strchr(zh->user_perm, 'a'))
+ return ZEBRA_OK;
+
+ if (!zs->passwd_db || !passwd_db_auth (zs->passwd_db, user, pass))
+ return ZEBRA_OK;
+ return ZEBRA_FAIL;
+}
+
+ZEBRA_RES zebra_admin_import_begin (ZebraHandle zh, const char *database,
+ const char *record_type)
+{
+ yaz_log(log_level, "zebra_admin_import_begin db=%s rt=%s",
+ database, record_type);
+ if (zebra_select_database(zh, database) == ZEBRA_FAIL)
+ return ZEBRA_FAIL;
+ return zebra_begin_trans(zh, 1);
+}
+
+ZEBRA_RES zebra_admin_import_end (ZebraHandle zh)
+{
+ ZEBRA_CHECK_HANDLE(zh);
+ yaz_log(log_level, "zebra_admin_import_end");
+ return zebra_end_trans(zh);
+}
+
+ZEBRA_RES zebra_admin_import_segment (ZebraHandle zh, Z_Segment *segment)
+{
+ ZEBRA_RES res = ZEBRA_OK;
+ zint sysno;
+ int i;
+ ZEBRA_CHECK_HANDLE(zh);
+ yaz_log(log_level, "zebra_admin_import_segment");
+
+ for (i = 0; i<segment->num_segmentRecords; i++)
+ {
+ Z_NamePlusRecord *npr = segment->segmentRecords[i];
+
+ if (npr->which == Z_NamePlusRecord_intermediateFragment)
+ {
+ Z_FragmentSyntax *fragment = npr->u.intermediateFragment;
+ if (fragment->which == Z_FragmentSyntax_notExternallyTagged)
+ {
+ Odr_oct *oct = fragment->u.notExternallyTagged;
+ sysno = 0;
+
+ if (zebra_update_record(zh,
+ 0, /* record Type */
+ &sysno,
+ 0, /* match */
+ 0, /* fname */
+ (const char *) oct->buf, oct->len,
+ 0) == ZEBRA_FAIL)
+ res = ZEBRA_FAIL;
+ }
+ }
+ }
+ return res;
+}
+
+ZEBRA_RES zebra_admin_exchange_record(ZebraHandle zh,
+ const char *rec_buf,
+ size_t rec_len,
+ const char *recid_buf, size_t recid_len,
+ int action)
+ /* 1 = insert. Fail it already exists */
+ /* 2 = replace. Fail it does not exist */
+ /* 3 = delete. Fail if does not exist */
+ /* 4 = update. Insert/replace */
+{
+ ZEBRA_RES res;
+ zint sysno = 0;
+ char *rinfo = 0;
+ char recid_z[256];
+ int db_ord;
+ ZEBRA_CHECK_HANDLE(zh);
+ assert(action>0 && action <=4);
+ assert(rec_buf);
+
+ yaz_log(log_level, "zebra_admin_exchange_record ac=%d", action);
+
+ if (!recid_buf || recid_len <= 0 || recid_len >= sizeof(recid_z))
+ {
+ zebra_setError(zh, YAZ_BIB1_ES_IMMEDIATE_EXECUTION_FAILED,
+ "no record ID or empty record ID");
+ return ZEBRA_FAIL;
+ }
+
+ memcpy (recid_z, recid_buf, recid_len);
+ recid_z[recid_len] = 0;
+
+ if (zebra_begin_trans(zh, 1) == ZEBRA_FAIL)
+ return ZEBRA_FAIL;
+
+ db_ord = zebraExplain_get_database_ord(zh->reg->zei);
+ rinfo = dict_lookup_ord(zh->reg->matchDict, db_ord, recid_z);
+ if (rinfo)
+ {
+ if (action == 1) /* fail if insert */
+ {
+ if (zebra_end_trans(zh) != ZEBRA_OK)
+ yaz_log(YLOG_WARN, "zebra_end_trans failed");
+ zebra_setError(zh, YAZ_BIB1_ES_IMMEDIATE_EXECUTION_FAILED,
+ "Cannot insert record: already exist");
+ return ZEBRA_FAIL;
+ }
+
+ memcpy (&sysno, rinfo+1, sizeof(sysno));
+ }
+ else
+ {
+ if (action == 2 || action == 3) /* fail if delete or update */
+ {
+ if (zebra_end_trans(zh) != ZEBRA_OK)
+ yaz_log(YLOG_WARN, "zebra_end_trans failed");
+ zebra_setError(zh, YAZ_BIB1_ES_IMMEDIATE_EXECUTION_FAILED,
+ "Cannot delete/update record: does not exist");
+ return ZEBRA_FAIL;
+ }
+ action = 1; /* make it an insert (if it's an update).. */
+ }
+ res = zebra_buffer_extract_record(zh, rec_buf, rec_len,
+ action == 3 ? 1 : 0 /* delete flag */,
+ 0, /* test mode */
+ 0, /* recordType */
+ &sysno,
+ 0, /* match */
+ 0, /* fname */
+ 0, /* force update */
+ 1 /* allow update */
+ );
+ if (res == ZEBRA_FAIL)
+ {
+ zebra_setError(zh, YAZ_BIB1_ES_IMMEDIATE_EXECUTION_FAILED,
+ "Unable to parse record");
+ }
+ if (action == 1)
+ {
+ dict_insert_ord(zh->reg->matchDict, db_ord, recid_z,
+ sizeof(sysno), &sysno);
+ }
+ else if (action == 3)
+ {
+ dict_delete_ord(zh->reg->matchDict, db_ord, recid_z);
+ }
+ if (zebra_end_trans(zh) != ZEBRA_OK)
+ {
+ yaz_log(YLOG_WARN, "zebra_end_trans failed");
+ res = ZEBRA_FAIL;
+ }
+ return res;
+}
+
+int delete_w_handle(const char *info, void *handle)
+{
+ ZebraHandle zh = (ZebraHandle) handle;
+ ISAM_P pos;
+ ASSERTZH;
+
+ if (*info == sizeof(pos))
+ {
+ memcpy (&pos, info+1, sizeof(pos));
+ isamb_unlink(zh->reg->isamb, pos);
+ }
+ return 0;
+}
+
+static int delete_SU_handle(void *handle, int ord)
+{
+ ZebraHandle zh = (ZebraHandle) handle;
+ char ord_buf[20];
+ int ord_len;
+
+ ord_len = key_SU_encode (ord, ord_buf);
+ ord_buf[ord_len] = '\0';
+
+ assert (zh->reg->isamb);
+ dict_delete_subtree(zh->reg->dict, ord_buf,
+ zh, delete_w_handle);
+ return 0;
+}
+
+ZEBRA_RES zebra_drop_database(ZebraHandle zh, const char *db)
+{
+ ZEBRA_RES ret = ZEBRA_OK;
+
+ yaz_log(log_level, "zebra_drop_database %s", db);
+ ZEBRA_CHECK_HANDLE(zh);
+
+ if (zebra_select_database (zh, db) == ZEBRA_FAIL)
+ return ZEBRA_FAIL;
+ if (zebra_begin_trans (zh, 1) == ZEBRA_FAIL)
+ return ZEBRA_FAIL;
+ if (zh->reg->isamb)
+ {
+ int db_ord;
+ if (zebraExplain_curDatabase (zh->reg->zei, db))
+ {
+ zebra_setError(zh, YAZ_BIB1_DATABASE_DOES_NOT_EXIST, db);
+ ret = ZEBRA_FAIL;
+ }
+ else
+ {
+ db_ord = zebraExplain_get_database_ord(zh->reg->zei);
+ dict_delete_subtree_ord(zh->reg->matchDict, db_ord,
+ 0 /* handle */, 0 /* func */);
+ zebraExplain_trav_ord(zh->reg->zei, zh, delete_SU_handle);
+ zebraExplain_removeDatabase(zh->reg->zei, zh);
+ zebra_remove_file_match(zh);
+ }
+ }
+ else
+ {
+ yaz_log(YLOG_WARN, "drop database only supported for isam:b");
+ zebra_setError(zh, YAZ_BIB1_ES_IMMEDIATE_EXECUTION_FAILED,
+ "drop database only supported for isam:b");
+ ret = ZEBRA_FAIL;
+ }
+ if (zebra_end_trans (zh) != ZEBRA_OK)
+ {
+ yaz_log(YLOG_WARN, "zebra_end_trans failed");
+ ret = ZEBRA_FAIL;
+ }
+ return ret;
+}
+
+ZEBRA_RES zebra_create_database (ZebraHandle zh, const char *db)
+{
+ yaz_log(log_level, "zebra_create_database %s", db);
+ ZEBRA_CHECK_HANDLE(zh);
+ assert(db);
+
+ if (zebra_select_database (zh, db) == ZEBRA_FAIL)
+ return ZEBRA_FAIL;
+ if (zebra_begin_trans (zh, 1))
+ return ZEBRA_FAIL;
+
+ /* announce database */
+ if (zebraExplain_newDatabase (zh->reg->zei, db, 0
+ /* explainDatabase */))
+ {
+ if (zebra_end_trans (zh) != ZEBRA_OK)
+ {
+ yaz_log(YLOG_WARN, "zebra_end_trans failed");
+ }
+ zebra_setError(zh, YAZ_BIB1_ES_IMMEDIATE_EXECUTION_FAILED, db);
+ return ZEBRA_FAIL;
+ }
+ return zebra_end_trans (zh);
+}
+
+int zebra_string_norm (ZebraHandle zh, unsigned reg_id,
+ const char *input_str, int input_len,
+ char *output_str, int output_len)
+{
+ WRBUF wrbuf;
+ ASSERTZH;
+ assert(input_str);
+ assert(output_str);
+ yaz_log(log_level, "zebra_string_norm ");
+
+ if (!zh->reg->zebra_maps)
+ return -1;
+ wrbuf = zebra_replace(zh->reg->zebra_maps, reg_id, "",
+ input_str, input_len);
+ if (!wrbuf)
+ return -2;
+ if (wrbuf_len(wrbuf) >= output_len)
+ return -3;
+ if (wrbuf_len(wrbuf))
+ memcpy (output_str, wrbuf_buf(wrbuf), wrbuf_len(wrbuf));
+ output_str[wrbuf_len(wrbuf)] = '\0';
+ return wrbuf_len(wrbuf);
+}
+
+/** \brief set register state (state*.LCK)
+ \param zh Zebra handle
+ \param val state
+ \param seqno sequence number
+
+ val is one of:
+ d=writing to shadow(dirty)
+ o=no writing,
+ c=commit
+*/
+static void zebra_set_state (ZebraHandle zh, int val, int seqno)
+{
+ char state_fname[256];
+ char *fname;
+ long p = getpid();
+ FILE *f;
+ ASSERTZH;
+ yaz_log(log_level, "zebra_set_state v=%d seq=%d", val, seqno);
+
+ sprintf (state_fname, "state.%s.LCK", zh->reg_name);
+ fname = zebra_mk_fname (res_get(zh->res, "lockDir"), state_fname);
+ f = fopen (fname, "w");
+
+ yaz_log (YLOG_DEBUG, "zebra_set_state: %c %d %ld", val, seqno, p);
+ fprintf (f, "%c %d %ld\n", val, seqno, p);
+ fclose (f);
+ xfree(fname);
+}
+
+static void zebra_get_state (ZebraHandle zh, char *val, int *seqno)
+{
+ char state_fname[256];
+ char *fname;
+ FILE *f;
+
+ ASSERTZH;
+ yaz_log(log_level, "zebra_get_state ");
+
+ sprintf (state_fname, "state.%s.LCK", zh->reg_name);
+ fname = zebra_mk_fname (res_get(zh->res, "lockDir"), state_fname);
+ f = fopen (fname, "r");
+ *val = 'o';
+ *seqno = 0;
+
+ if (f)
+ {
+ fscanf (f, "%c %d", val, seqno);
+ fclose (f);
+ }
+ xfree(fname);
+}
+
+ZEBRA_RES zebra_begin_read (ZebraHandle zh)
+{
+ return zebra_begin_trans(zh, 0);
+}
+
+ZEBRA_RES zebra_end_read (ZebraHandle zh)
+{
+ return zebra_end_trans(zh);
+}
+
+static void read_res_for_transaction(ZebraHandle zh)
+{
+ const char *group = res_get(zh->res, "group");
+ const char *v;
+ /* FIXME - do we still use groups ?? */
+
+ zh->m_group = group;
+ v = res_get_prefix(zh->res, "followLinks", group, "1");
+ zh->m_follow_links = atoi(v);
+
+ zh->m_record_id = res_get_prefix(zh->res, "recordId", group, 0);
+ zh->m_record_type = res_get_prefix(zh->res, "recordType", group, 0);
+
+ v = res_get_prefix(zh->res, "storeKeys", group, "1");
+ zh->m_store_keys = atoi(v);
+
+ v = res_get_prefix(zh->res, "storeData", group, "1");
+ zh->m_store_data = atoi(v);
+
+ v = res_get_prefix(zh->res, "explainDatabase", group, "0");
+ zh->m_explain_database = atoi(v);
+
+ v = res_get_prefix(zh->res, "openRW", group, "1");
+ zh->m_flag_rw = atoi(v);
+
+ v = res_get_prefix(zh->res, "fileVerboseLimit", group, "100000");
+ zh->m_file_verbose_limit = atoi(v);
+}
+
+ZEBRA_RES zebra_begin_trans(ZebraHandle zh, int rw)
+{
+ ZEBRA_CHECK_HANDLE(zh);
+ zebra_select_default_database(zh);
+ if (!zh->res)
+ {
+ zebra_setError(zh, YAZ_BIB1_TEMPORARY_SYSTEM_ERROR,
+ "zebra_begin_trans: no database selected");
+ return ZEBRA_FAIL;
+ }
+ ASSERTZHRES;
+ yaz_log(log_level, "zebra_begin_trans rw=%d",rw);
+
+ if (zh->user_perm)
+ {
+ if (rw && !strchr(zh->user_perm, 'w'))
+ {
+ zebra_setError(
+ zh,
+ YAZ_BIB1_ES_PERMISSION_DENIED_ON_ES_CANNOT_MODIFY_OR_DELETE,
+ 0);
+ return ZEBRA_FAIL;
+ }
+ }
+
+ assert (zh->res);
+ if (rw)
+ {
+ int seqno = 0;
+ char val = '?';
+ const char *rval = 0;
+
+ (zh->trans_no++);
+ if (zh->trans_w_no)
+ {
+ read_res_for_transaction(zh);
+ return 0;
+ }
+ if (zh->trans_no != 1)
+ {
+ zebra_setError(zh, YAZ_BIB1_TEMPORARY_SYSTEM_ERROR,
+ "zebra_begin_trans: no write trans within read");
+ return ZEBRA_FAIL;
+ }
+ if (zh->reg)
+ {
+ resultSetInvalidate (zh);
+ zebra_register_close(zh->service, zh->reg);
+ }
+ zh->trans_w_no = zh->trans_no;
+
+ zh->records_inserted = 0;
+ zh->records_updated = 0;
+ zh->records_deleted = 0;
+ zh->records_processed = 0;
+
+#if HAVE_SYS_TIMES_H
+ times (&zh->tms1);
+#endif
+ /* lock */
+ if (zh->shadow_enable)
+ rval = res_get (zh->res, "shadow");
+
+ if (rval)
+ {
+ zebra_lock_r(zh->lock_normal);
+ zebra_lock_w(zh->lock_shadow);
+ }
+ else
+ {
+ zebra_lock_w(zh->lock_normal);
+ zebra_lock_w(zh->lock_shadow);
+ }
+ zebra_get_state (zh, &val, &seqno);
+ if (val != 'o')
+ {
+ /* either we didn't finish commit or shadow is dirty */
+ zebra_unlock (zh->lock_shadow);
+ zebra_unlock (zh->lock_normal);
+ if (zebra_commit (zh))
+ {
+ zh->trans_no--;
+ zh->trans_w_no = 0;
+ return ZEBRA_FAIL;
+ }
+ if (rval)
+ {
+ zebra_lock_r(zh->lock_normal);
+ zebra_lock_w(zh->lock_shadow);
+ }
+ else
+ {
+ zebra_lock_w(zh->lock_normal);
+ zebra_lock_w(zh->lock_shadow);
+ }
+ }
+
+ zebra_set_state (zh, 'd', seqno);
+
+ zh->reg = zebra_register_open(zh->service, zh->reg_name,
+ 1, rval ? 1 : 0, zh->res,
+ zh->path_reg);
+ if (zh->reg)
+ zh->reg->seqno = seqno;
+ else
+ {
+ zebra_set_state (zh, 'o', seqno);
+
+ zebra_unlock (zh->lock_shadow);
+ zebra_unlock (zh->lock_normal);
+
+ zh->trans_no--;
+ zh->trans_w_no = 0;
+
+ zebra_setError(zh, YAZ_BIB1_TEMPORARY_SYSTEM_ERROR,
+ "zebra_begin_trans: cannot open register");
+ yaz_log(YLOG_FATAL, "%s", zh->errString);
+ return ZEBRA_FAIL;
+ }
+ zebraExplain_curDatabase(zh->reg->zei, zh->basenames[0]);
+ }
+ else
+ {
+ int dirty = 0;
+ char val;
+ int seqno;
+
+ (zh->trans_no)++;
+
+ if (zh->trans_no != 1)
+ {
+ return zebra_flush_reg (zh);
+ }
+#if HAVE_SYS_TIMES_H
+ times (&zh->tms1);
+#endif
+ if (!zh->res)
+ {
+ (zh->trans_no)--;
+ zh->errCode = YAZ_BIB1_DATABASE_UNAVAILABLE;
+ return ZEBRA_FAIL;
+ }
+ if (!zh->lock_normal || !zh->lock_shadow)
+ {
+ (zh->trans_no)--;
+ zh->errCode = YAZ_BIB1_TEMPORARY_SYSTEM_ERROR;
+ return ZEBRA_FAIL;
+ }
+ zebra_get_state (zh, &val, &seqno);
+ if (val == 'd')
+ val = 'o';
+
+ if (!zh->reg)
+ dirty = 1;
+ else if (seqno != zh->reg->seqno)
+ {
+ yaz_log (YLOG_DEBUG, "reopen seqno cur/old %d/%d",
+ seqno, zh->reg->seqno);
+ dirty = 1;
+ }
+ else if (zh->reg->last_val != val)
+ {
+ yaz_log (YLOG_DEBUG, "reopen last cur/old %d/%d",
+ val, zh->reg->last_val);
+ dirty = 1;
+ }
+ if (!dirty)
+ return ZEBRA_OK;
+
+ if (val == 'c')
+ zebra_lock_r (zh->lock_shadow);
+ else
+ zebra_lock_r (zh->lock_normal);
+
+ if (zh->reg)
+ {
+ resultSetInvalidate (zh);
+ zebra_register_close(zh->service, zh->reg);
+ }
+ zh->reg = zebra_register_open(zh->service, zh->reg_name,
+ 0, val == 'c' ? 1 : 0,
+ zh->res, zh->path_reg);
+ if (!zh->reg)
+ {
+ zebra_unlock (zh->lock_normal);
+ zebra_unlock (zh->lock_shadow);
+ zh->trans_no--;
+ zh->errCode = YAZ_BIB1_DATABASE_UNAVAILABLE;
+ return ZEBRA_FAIL;
+ }
+ zh->reg->last_val = val;
+ zh->reg->seqno = seqno;
+ }
+ read_res_for_transaction(zh);
+ return ZEBRA_OK;
+}
+
+ZEBRA_RES zebra_end_trans (ZebraHandle zh)
+{
+ ZebraTransactionStatus dummy;
+
+ yaz_log(log_level, "zebra_end_trans");
+ ZEBRA_CHECK_HANDLE(zh);
+ return zebra_end_transaction(zh, &dummy);
+}
+
+ZEBRA_RES zebra_end_transaction (ZebraHandle zh, ZebraTransactionStatus *status)
+{
+ char val;
+ int seqno;
+ const char *rval;
+
+ ZEBRA_CHECK_HANDLE(zh);
+
+ assert(status);
+ yaz_log(log_level, "zebra_end_transaction");
+
+ status->processed = 0;
+ status->inserted = 0;
+ status->updated = 0;
+ status->deleted = 0;
+ status->utime = 0;
+ status->stime = 0;
+
+ if (!zh->res || !zh->reg)
+ {
+ zebra_setError(zh, YAZ_BIB1_TEMPORARY_SYSTEM_ERROR,
+ "zebra_end_trans: no open transaction");
+ return ZEBRA_FAIL;
+ }
+ if (zh->trans_no != zh->trans_w_no)
+ {
+ zh->trans_no--;
+ if (zh->trans_no != 0)
+ return ZEBRA_OK;
+
+ /* release read lock */
+
+ zebra_unlock (zh->lock_normal);
+ zebra_unlock (zh->lock_shadow);
+ }
+ else
+ { /* release write lock */
+ zh->trans_no--;
+ zh->trans_w_no = 0;
+
+ yaz_log (YLOG_DEBUG, "zebra_end_trans");
+ rval = res_get (zh->res, "shadow");
+
+ zebraExplain_runNumberIncrement (zh->reg->zei, 1);
+
+ zebra_flush_reg (zh);
+
+ resultSetInvalidate (zh);
-static void zebra_chdir (ZebraHandle zh)
-{
- const char *dir = res_get (zh->res, "chdir");
- if (!dir)
- return;
- logf (LOG_DEBUG, "chdir %s", dir);
-#ifdef WIN32
- _chdir(dir);
-#else
- chdir (dir);
+ zebra_register_close(zh->service, zh->reg);
+ zh->reg = 0;
+
+ yaz_log (YLOG_LOG, "Records: "ZINT_FORMAT" i/u/d "
+ ZINT_FORMAT"/"ZINT_FORMAT"/"ZINT_FORMAT,
+ zh->records_processed, zh->records_inserted,
+ zh->records_updated, zh->records_deleted);
+
+ status->processed = zh->records_processed;
+ status->inserted = zh->records_inserted;
+ status->updated = zh->records_updated;
+ status->deleted = zh->records_deleted;
+
+ zebra_get_state (zh, &val, &seqno);
+ if (val != 'd')
+ {
+ BFiles bfs = bfs_create (rval, zh->path_reg);
+ yaz_log (YLOG_DEBUG, "deleting shadow val=%c", val);
+ bf_commitClean (bfs, rval);
+ bfs_destroy (bfs);
+ }
+ if (!rval)
+ seqno++;
+ zebra_set_state (zh, 'o', seqno);
+
+ zebra_unlock (zh->lock_shadow);
+ zebra_unlock (zh->lock_normal);
+
+ }
+#if HAVE_SYS_TIMES_H
+ times (&zh->tms2);
+ yaz_log (log_level, "user/system: %ld/%ld",
+ (long) (zh->tms2.tms_utime - zh->tms1.tms_utime),
+ (long) (zh->tms2.tms_stime - zh->tms1.tms_stime));
+
+ status->utime = (long) (zh->tms2.tms_utime - zh->tms1.tms_utime);
+ status->stime = (long) (zh->tms2.tms_stime - zh->tms1.tms_stime);
#endif
+ return ZEBRA_OK;
}
-static void zebra_register_unlock (ZebraHandle zh);
+ZEBRA_RES zebra_repository_update(ZebraHandle zh, const char *path)
+{
+ ASSERTZH;
+ assert(path);
+ yaz_log (log_level, "updating %s", path);
+
+ if (zh->m_record_id && !strcmp (zh->m_record_id, "file"))
+ return zebra_update_file_match(zh, path);
+ else
+ return zebra_update_from_path(zh, path);
+}
-static int zebra_register_lock (ZebraHandle zh)
+ZEBRA_RES zebra_repository_delete(ZebraHandle zh, const char *path)
{
- time_t lastChange;
- int state;
+ ASSERTZH;
+ assert(path);
+ yaz_log (log_level, "deleting %s", path);
+ return zebra_delete_from_path(zh, path);
+}
- zh->errCode = 0;
- zh->errString = 0;
+ZEBRA_RES zebra_repository_show(ZebraHandle zh, const char *path)
+{
+ ASSERTZH;
+ assert(path);
+ yaz_log(log_level, "zebra_repository_show");
+ repositoryShow (zh, path);
+ return ZEBRA_OK;
+}
- zebra_chdir (zh);
+static ZEBRA_RES zebra_commit_ex(ZebraHandle zh, int clean_only)
+{
+ int seqno;
+ char val;
+ const char *rval;
+ BFiles bfs;
+ ZEBRA_RES res = ZEBRA_OK;
- state = zebra_server_lock_get_state(zh, &lastChange);
+ ASSERTZH;
- switch (state)
+ zebra_select_default_database(zh);
+ if (!zh->res)
{
- case 'c':
- state = 1;
- break;
- default:
- state = 0;
+ zh->errCode = YAZ_BIB1_DATABASE_UNAVAILABLE;
+ return ZEBRA_FAIL;
}
- zebra_server_lock (zh, state);
-#if HAVE_SYS_TIMES_H
- times (&zh->tms1);
-#endif
- if (zh->registerState == state)
+ rval = res_get(zh->res, "shadow");
+ if (!rval)
{
- if (zh->registerChange >= lastChange)
- return 0;
- logf (LOG_LOG, "Register completely updated since last access");
- }
- else if (zh->registerState == -1)
- logf (LOG_LOG, "Reading register using state %d pid=%ld", state,
- (long) getpid());
- else
- logf (LOG_LOG, "Register has changed state from %d to %d",
- zh->registerState, state);
- zh->registerChange = lastChange;
- if (zh->records)
- {
- zebraExplain_close (zh->zei, 0, 0);
- if (zh->dict)
- dict_close (zh->dict);
- if (zh->sortIdx)
- sortIdx_close (zh->sortIdx);
- if (zh->isams)
- isams_close (zh->isams);
-#if ZMBOL
- if (zh->isam)
- is_close (zh->isam);
- if (zh->isamc)
- isc_close (zh->isamc);
-#endif
- rec_close (&zh->records);
+ yaz_log (YLOG_WARN, "Cannot perform commit - No shadow area defined");
+ return ZEBRA_OK;
}
- bf_cache (zh->bfs, state ? res_get (zh->res, "shadow") : NULL);
- zh->registerState = state;
- zh->isams = NULL;
-#if ZMBOL
- zh->isam = NULL;
- zh->isamc = NULL;
-#endif
- zh->dict = NULL;
- zh->sortIdx = NULL;
- zh->zei = NULL;
+ zebra_lock_w(zh->lock_normal);
+ zebra_lock_r(zh->lock_shadow);
- if (!(zh->records = rec_open (zh->bfs, 0, 0)))
+ bfs = bfs_create(res_get (zh->res, "register"), zh->path_reg);
+ if (!bfs)
{
- logf (LOG_WARN, "rec_open");
- zh->errCode = 2;
+ zebra_unlock(zh->lock_shadow);
+ zebra_unlock(zh->lock_normal);
+ return ZEBRA_FAIL;
}
- else
+ zebra_get_state(zh, &val, &seqno);
+
+ if (val == 'd')
{
- if (!(zh->dict = dict_open (zh->bfs, FNAME_DICT, 40, 0, 0)))
- {
- logf (LOG_WARN, "dict_open");
- zh->errCode = 2;
- }
- if (!(zh->sortIdx = sortIdx_open (zh->bfs, 0)))
- {
- logf (LOG_WARN, "sortIdx_open");
- zh->errCode = 2;
- }
- if (res_get_match (zh->res, "isam", "s", ISAM_DEFAULT))
- {
- struct ISAMS_M_s isams_m;
- if (!(zh->isams = isams_open (zh->bfs, FNAME_ISAMS, 0,
- key_isams_m(zh->res, &isams_m))))
- {
- logf (LOG_WARN, "isams_open");
- zh->errCode = 2;
- }
- }
-#if ZMBOL
- else if (res_get_match (zh->res, "isam", "i", ISAM_DEFAULT))
- {
- if (!(zh->isam = is_open (zh->bfs, FNAME_ISAM, key_compare, 0,
- sizeof (struct it_key), zh->res)))
- {
- logf (LOG_WARN, "is_open");
- zh->errCode = 2;
- }
- }
- else if (res_get_match (zh->res, "isam", "c", ISAM_DEFAULT))
- {
- struct ISAMC_M_s isamc_m;
- if (!(zh->isamc = isc_open (zh->bfs, FNAME_ISAMC,
- 0, key_isamc_m(zh->res, &isamc_m))))
- {
- logf (LOG_WARN, "isc_open");
- zh->errCode = 2;
- }
- }
-#endif
- zh->zei = zebraExplain_open (zh->records, zh->dh, zh->res, 0, 0, 0);
- if (!zh->zei)
- {
- logf (LOG_WARN, "Cannot obtain EXPLAIN information");
- zh->errCode = 2;
- }
+ yaz_log(YLOG_WARN, "previous transaction didn't reach commit");
+ clean_only = 1;
}
- if (zh->errCode)
+
+ if (rval && *rval)
+ bf_cache (bfs, rval);
+ if (bf_commitExists (bfs))
{
- zebra_register_unlock (zh);
- zh->registerState = -1;
- return -1;
+ if (clean_only)
+ zebra_set_state(zh, 'd', seqno);
+ else
+ {
+ zebra_set_state(zh, 'c', seqno);
+
+ yaz_log(YLOG_DEBUG, "commit start");
+ if (bf_commitExec (bfs))
+ res = ZEBRA_FAIL;
+ }
+ if (res == ZEBRA_OK)
+ {
+ seqno++;
+ zebra_set_state(zh, 'o', seqno);
+
+ zebra_unlock(zh->lock_shadow);
+ zebra_unlock(zh->lock_normal);
+
+ zebra_lock_w(zh->lock_shadow);
+ bf_commitClean(bfs, rval);
+ zebra_unlock(zh->lock_shadow);
+ }
+ else
+ {
+ zebra_unlock(zh->lock_shadow);
+ zebra_unlock(zh->lock_normal);
+ yaz_log(YLOG_WARN, "zebra_commit: failed");
+ }
}
- return 0;
+ else
+ {
+ zebra_unlock(zh->lock_shadow);
+ zebra_unlock(zh->lock_normal);
+ yaz_log(log_level, "nothing to commit");
+ }
+ bfs_destroy(bfs);
+
+ return res;
}
-static void zebra_register_unlock (ZebraHandle zh)
+ZEBRA_RES zebra_clean(ZebraHandle zh)
{
- static int waitSec = -1;
+ yaz_log(log_level, "zebra_clean");
+ ZEBRA_CHECK_HANDLE(zh);
+ return zebra_commit_ex(zh, 1);
+}
-#if HAVE_SYS_TIMES_H
- times (&zh->tms2);
- logf (LOG_LOG, "user/system: %ld/%ld",
- (long) (zh->tms2.tms_utime - zh->tms1.tms_utime),
- (long) (zh->tms2.tms_stime - zh->tms1.tms_stime));
-#endif
- if (waitSec == -1)
- {
- char *s = res_get (zh->res, "debugRequestWait");
- if (s)
- waitSec = atoi (s);
- else
- waitSec = 0;
- }
-#ifdef WIN32
-#else
- if (waitSec > 0)
- sleep (waitSec);
-#endif
- if (zh->registerState != -1)
- zebra_server_unlock (zh, zh->registerState);
+ZEBRA_RES zebra_commit(ZebraHandle zh)
+{
+ yaz_log(log_level, "zebra_commit");
+ ZEBRA_CHECK_HANDLE(zh);
+ return zebra_commit_ex(zh, 0);
}
-ZebraHandle zebra_open (const char *configName)
+
+ZEBRA_RES zebra_init(ZebraHandle zh)
{
- ZebraHandle zh;
+ const char *rval;
+ BFiles bfs = 0;
+
+ yaz_log(log_level, "zebra_init");
+
+ ZEBRA_CHECK_HANDLE(zh);
- zh = (ZebraHandle) xmalloc (sizeof(*zh));
- if (!(zh->res = res_open (configName)))
+ zebra_select_default_database(zh);
+ if (!zh->res)
{
- logf (LOG_WARN, "Failed to read resources `%s'", configName);
- return NULL;
+ zebra_setError(zh, YAZ_BIB1_TEMPORARY_SYSTEM_ERROR,
+ "cannot select default database");
+ return ZEBRA_FAIL;
}
- zebra_chdir (zh);
- zebra_server_lock_init (zh);
- zh->dh = data1_create ();
- if (!zh->dh)
+ rval = res_get (zh->res, "shadow");
+
+ bfs = bfs_create (res_get (zh->res, "register"), zh->path_reg);
+ if (!bfs)
{
- zebra_server_lock_destroy (zh);
- xfree (zh);
- return 0;
+ zebra_setError(zh, YAZ_BIB1_TEMPORARY_SYSTEM_ERROR, "bfs_create");
+ return ZEBRA_FAIL;
}
- zh->bfs = bfs_create (res_get (zh->res, "register"));
- if (!zh->bfs)
+ if (rval && *rval)
+ bf_cache (bfs, rval);
+
+ bf_reset (bfs);
+ bfs_destroy (bfs);
+ zebra_set_state (zh, 'o', 0);
+ return ZEBRA_OK;
+}
+
+ZEBRA_RES zebra_compact(ZebraHandle zh)
+{
+ BFiles bfs;
+
+ yaz_log(log_level, "zebra_compact");
+ ZEBRA_CHECK_HANDLE(zh);
+ if (!zh->res)
{
- zebra_server_lock_destroy (zh);
- data1_destroy(zh->dh);
- xfree (zh);
- return 0;
+ zh->errCode = YAZ_BIB1_DATABASE_UNAVAILABLE;
+ return ZEBRA_FAIL;
}
- bf_lockDir (zh->bfs, res_get (zh->res, "lockDir"));
- data1_set_tabpath (zh->dh, res_get(zh->res, "profilePath"));
- zh->sets = NULL;
- zh->registerState = -1; /* trigger open of registers! */
- zh->registerChange = 0;
- zh->recTypes = recTypes_init (zh->dh);
- recTypes_default_handlers (zh->recTypes);
-
- zh->records = NULL;
- zh->zebra_maps = zebra_maps_open (zh->res);
- zh->rank_classes = NULL;
- zh->errCode = 0;
- zh->errString = 0;
-
- zebraRankInstall (zh, rank1_class);
+ bfs = bfs_create (res_get (zh->res, "register"), zh->path_reg);
+ inv_compact (bfs);
+ bfs_destroy (bfs);
+ return ZEBRA_OK;
+}
- if (!res_get (zh->res, "passwd"))
- zh->passwd_db = NULL;
+void zebra_result(ZebraHandle zh, int *code, char **addinfo)
+{
+ yaz_log(log_level, "zebra_result");
+ if (zh)
+ {
+ *code = zh->errCode;
+ *addinfo = zh->errString;
+ }
else
{
- zh->passwd_db = passwd_db_open ();
- if (!zh->passwd_db)
- logf (LOG_WARN|LOG_ERRNO, "passwd_db_open failed");
- else
- passwd_db_file (zh->passwd_db, res_get (zh->res, "passwd"));
+ *code = YAZ_BIB1_TEMPORARY_SYSTEM_ERROR;
+ *addinfo ="ZebraHandle is NULL";
}
- return zh;
}
-void zebra_close (ZebraHandle zh)
+void zebra_shadow_enable(ZebraHandle zh, int value)
{
- if (!zh)
- return;
- zebra_chdir (zh);
- if (zh->records)
- {
- resultSetDestroy (zh, -1, 0, 0);
- zebraExplain_close (zh->zei, 0, 0);
- dict_close (zh->dict);
- sortIdx_close (zh->sortIdx);
- if (zh->isams)
- isams_close (zh->isams);
-#if ZMBOL
- if (zh->isam)
- is_close (zh->isam);
- if (zh->isamc)
- isc_close (zh->isamc);
-#endif
- rec_close (&zh->records);
- zebra_register_unlock (zh);
- }
- recTypes_destroy (zh->recTypes);
- zebra_maps_close (zh->zebra_maps);
- zebraRankDestroy (zh);
- bfs_destroy (zh->bfs);
- data1_destroy (zh->dh);
- zebra_server_lock_destroy (zh);
-
- if (zh->passwd_db)
- passwd_db_close (zh->passwd_db);
- res_close (zh->res);
- xfree (zh);
+ ASSERTZH;
+ yaz_log(log_level, "zebra_shadow_enable");
+ zh->shadow_enable = value;
}
-struct map_baseinfo {
- ZebraHandle zh;
- NMEM mem;
- int num_bases;
- char **basenames;
- int new_num_bases;
- char **new_basenames;
- int new_num_max;
-};
-
-void map_basenames_func (void *vp, const char *name, const char *value)
+ZEBRA_RES zebra_octet_term_encoding(ZebraHandle zh, const char *encoding)
{
- struct map_baseinfo *p = (struct map_baseinfo *) vp;
- int i, no;
- char fromdb[128], todb[8][128];
+ yaz_log(log_level, "zebra_octet_term_encoding %s", encoding);
+ ZEBRA_CHECK_HANDLE(zh);
+ assert(encoding);
+
+ if (zh->iconv_to_utf8 != 0)
+ yaz_iconv_close(zh->iconv_to_utf8);
+ if (zh->iconv_from_utf8 != 0)
+ yaz_iconv_close(zh->iconv_from_utf8);
- no =
- sscanf (value, "%127s %127s %127s %127s %127s %127s %127s %127s %127s",
- fromdb, todb[0], todb[1], todb[2], todb[3], todb[4],
- todb[5], todb[6], todb[7]);
- if (no < 2)
- return ;
- no--;
- for (i = 0; i<p->num_bases; i++)
- if (p->basenames[i] && !strcmp (p->basenames[i], fromdb))
- {
- p->basenames[i] = 0;
- for (i = 0; i < no; i++)
- {
- if (p->new_num_bases == p->new_num_max)
- return;
- p->new_basenames[(p->new_num_bases)++] =
- nmem_strdup (p->mem, todb[i]);
- }
- return;
- }
+ zh->iconv_to_utf8 =
+ yaz_iconv_open ("UTF-8", encoding);
+ if (zh->iconv_to_utf8 == 0)
+ yaz_log (YLOG_WARN, "iconv: %s to UTF-8 unsupported", encoding);
+ zh->iconv_from_utf8 =
+ yaz_iconv_open (encoding, "UTF-8");
+ if (zh->iconv_to_utf8 == 0)
+ yaz_log (YLOG_WARN, "iconv: UTF-8 to %s unsupported", encoding);
+
+ return ZEBRA_OK;
}
-void map_basenames (ZebraHandle zh, ODR stream,
- int *num_bases, char ***basenames)
+ZEBRA_RES zebra_record_encoding (ZebraHandle zh, const char *encoding)
{
- struct map_baseinfo info;
- struct map_baseinfo *p = &info;
- int i;
-
- info.zh = zh;
- info.num_bases = *num_bases;
- info.basenames = *basenames;
- info.new_num_max = 128;
- info.new_num_bases = 0;
- info.new_basenames = (char **)
- odr_malloc (stream, sizeof(*info.new_basenames) * info.new_num_max);
- info.mem = stream->mem;
+ yaz_log(log_level, "zebra_record_encoding");
+ ZEBRA_CHECK_HANDLE(zh);
+ xfree(zh->record_encoding);
+ zh->record_encoding = 0;
+ if (encoding)
+ zh->record_encoding = xstrdup (encoding);
+ return ZEBRA_OK;
+}
- res_trav (zh->res, "mapdb", &info, map_basenames_func);
-
- for (i = 0; i<p->num_bases; i++)
- if (p->basenames[i] && p->new_num_bases < p->new_num_max)
- {
- p->new_basenames[(p->new_num_bases)++] =
- nmem_strdup (p->mem, p->basenames[i]);
- }
- *num_bases = info.new_num_bases;
- *basenames = info.new_basenames;
- for (i = 0; i<*num_bases; i++)
- logf (LOG_LOG, "base %s", (*basenames)[i]);
+void zebra_set_resource(ZebraHandle zh, const char *name, const char *value)
+{
+ assert(name);
+ assert(value);
+ yaz_log(log_level, "zebra_set_resource %s:%s", name, value);
+ ASSERTZH;
+ res_set(zh->res, name, value);
}
-void zebra_search_rpn (ZebraHandle zh, ODR stream, ODR decode,
- Z_RPNQuery *query, int num_bases, char **basenames,
- const char *setname)
+const char *zebra_get_resource(ZebraHandle zh,
+ const char *name, const char *defaultvalue)
{
- zh->hits = 0;
- if (zebra_register_lock (zh))
- return;
- map_basenames (zh, stream, &num_bases, &basenames);
- resultSetAddRPN (zh, stream, decode, query, num_bases, basenames, setname);
+ const char *v;
+ ASSERTZH;
+ assert(name);
+ v = res_get_def (zh->res, name, (char *)defaultvalue);
+ yaz_log(log_level, "zebra_get_resource %s:%s", name, v);
+ return v;
+}
+
+/* moved from zebra_api_ext.c by pop */
+/* FIXME: Should this really be public??? -Heikki */
- zebra_register_unlock (zh);
+int zebra_trans_no (ZebraHandle zh)
+{
+ yaz_log(log_level, "zebra_trans_no");
+ ASSERTZH;
+ return zh->trans_no;
}
-void zebra_records_retrieve (ZebraHandle zh, ODR stream,
- const char *setname, Z_RecordComposition *comp,
- oid_value input_format, int num_recs,
- ZebraRetrievalRecord *recs)
+int zebra_get_shadow_enable (ZebraHandle zh)
{
- ZebraPosSet poset;
- int i, *pos_array;
+ yaz_log(log_level, "zebra_get_shadow_enable");
+ ASSERTZH;
+ return zh->shadow_enable;
+}
- if (zebra_register_lock (zh))
- return;
- pos_array = (int *) xmalloc (num_recs * sizeof(*pos_array));
- for (i = 0; i<num_recs; i++)
- pos_array[i] = recs[i].position;
- poset = zebraPosSetCreate (zh, setname, num_recs, pos_array);
- if (!poset)
- {
- logf (LOG_DEBUG, "zebraPosSetCreate error");
- zh->errCode = 30;
- zh->errString = nmem_strdup (stream->mem, setname);
- }
- else
- {
- for (i = 0; i<num_recs; i++)
- {
- if (!poset[i].sysno)
- {
- char num_str[20];
+void zebra_set_shadow_enable (ZebraHandle zh, int value)
+{
+ yaz_log(log_level, "zebra_set_shadow_enable %d",value);
+ ASSERTZH;
+ zh->shadow_enable = value;
+}
- sprintf (num_str, "%d", pos_array[i]);
- zh->errCode = 13;
- zh->errString = nmem_strdup (stream->mem, num_str);
- break;
- }
- else
- {
- recs[i].errCode =
- zebra_record_fetch (zh, poset[i].sysno, poset[i].score,
- stream, input_format, comp,
- &recs[i].format, &recs[i].buf,
- &recs[i].len,
- &recs[i].base);
- recs[i].errString = NULL;
- }
- }
- zebraPosSetDestroy (zh, poset, num_recs);
- }
- zebra_register_unlock (zh);
- xfree (pos_array);
+ZEBRA_RES zebra_add_record(ZebraHandle zh,
+ const char *buf, int buf_size)
+{
+ return zebra_update_record(zh, 0, 0 /* sysno */, 0, 0, buf, buf_size, 0);
}
-void zebra_scan (ZebraHandle zh, ODR stream, Z_AttributesPlusTerm *zapt,
- oid_value attributeset,
- int num_bases, char **basenames,
- int *position, int *num_entries, ZebraScanEntry **entries,
- int *is_partial)
+ZEBRA_RES zebra_insert_record(ZebraHandle zh,
+ const char *recordType,
+ zint *sysno, const char *match,
+ const char *fname,
+ const char *buf, int buf_size, int force_update)
{
- if (zebra_register_lock (zh))
+ ZEBRA_RES res;
+ ASSERTZH;
+ assert(sysno);
+ assert(buf);
+ yaz_log(log_level, "zebra_insert_record sysno=" ZINT_FORMAT, *sysno);
+
+ if (buf_size < 1)
+ buf_size = strlen(buf);
+
+ if (zebra_begin_trans(zh, 1) == ZEBRA_FAIL)
+ return ZEBRA_FAIL;
+ res = zebra_buffer_extract_record(zh, buf, buf_size,
+ 0, /* delete_flag */
+ 0, /* test_mode */
+ recordType,
+ sysno,
+ match, fname,
+ 0,
+ 0); /* allow_update */
+ if (zebra_end_trans(zh) != ZEBRA_OK)
{
- *entries = 0;
- *num_entries = 0;
- return;
+ yaz_log(YLOG_WARN, "zebra_end_trans failed");
+ res = ZEBRA_FAIL;
}
- map_basenames (zh, stream, &num_bases, &basenames);
- rpn_scan (zh, stream, zapt, attributeset,
- num_bases, basenames, position,
- num_entries, entries, is_partial);
- zebra_register_unlock (zh);
+ return res;
}
-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)
+ZEBRA_RES zebra_update_record(ZebraHandle zh,
+ const char *recordType,
+ zint *sysno, const char *match,
+ const char *fname,
+ const char *buf, int buf_size,
+ int force_update)
{
- if (zebra_register_lock (zh))
- return;
- resultSetSort (zh, stream->mem, num_input_setnames, input_setnames,
- output_setname, sort_sequence, sort_status);
- zebra_register_unlock (zh);
-}
+ ZEBRA_RES res;
-int zebra_deleleResultSet(ZebraHandle zh, int function,
- int num_setnames, char **setnames,
- int *statuses)
-{
- int i, status;
- if (zebra_register_lock (zh))
- return Z_DeleteStatus_systemProblemAtTarget;
- switch (function)
+ ZEBRA_CHECK_HANDLE(zh);
+
+ assert(buf);
+
+ yaz_log(log_level, "zebra_update_record");
+ if (sysno)
+ yaz_log(log_level, " sysno=" ZINT_FORMAT, *sysno);
+
+ if (buf_size < 1) buf_size = strlen(buf);
+
+ if (zebra_begin_trans(zh, 1) == ZEBRA_FAIL)
+ return ZEBRA_FAIL;
+ res = zebra_buffer_extract_record(zh, buf, buf_size,
+ 0, /* delete_flag */
+ 0, /* test_mode */
+ recordType,
+ sysno,
+ match, fname,
+ force_update,
+ 1); /* allow_update */
+ if (zebra_end_trans(zh) != ZEBRA_OK)
{
- case Z_DeleteRequest_list:
- resultSetDestroy (zh, num_setnames, setnames, statuses);
- break;
- case Z_DeleteRequest_all:
- resultSetDestroy (zh, -1, 0, statuses);
- break;
+ yaz_log(YLOG_WARN, "zebra_end_trans failed");
+ res = ZEBRA_FAIL;
}
- zebra_register_unlock (zh);
- status = Z_DeleteStatus_success;
- for (i = 0; i<num_setnames; i++)
- if (statuses[i] == Z_DeleteStatus_resultSetDidNotExist)
- status = statuses[i];
- return status;
+ return res;
}
-int zebra_errCode (ZebraHandle zh)
+ZEBRA_RES zebra_delete_record(ZebraHandle zh,
+ const char *recordType,
+ zint *sysno, const char *match,
+ const char *fname,
+ const char *buf, int buf_size,
+ int force_update)
{
- return zh->errCode;
+ ZEBRA_RES res;
+
+ ZEBRA_CHECK_HANDLE(zh);
+
+ assert(buf);
+ yaz_log(log_level, "zebra_delete_record");
+ if (sysno)
+ yaz_log(log_level, " sysno=" ZINT_FORMAT, *sysno);
+
+ if (buf_size < 1) buf_size = strlen(buf);
+
+ if (zebra_begin_trans(zh, 1) == ZEBRA_FAIL)
+ return ZEBRA_FAIL;
+ res = zebra_buffer_extract_record(zh, buf, buf_size,
+ 1, /* delete_flag */
+ 0, /* test_mode */
+ recordType,
+ sysno,
+ match,fname,
+ force_update,
+ 1); /* allow_update */
+ if (zebra_end_trans(zh) != ZEBRA_OK)
+ {
+ yaz_log(YLOG_WARN, "zebra_end_trans failed");
+ res = ZEBRA_FAIL;
+ }
+ return res;
}
-const char *zebra_errString (ZebraHandle zh)
+/* ---------------------------------------------------------------------------
+ Searching
+*/
+
+ZEBRA_RES zebra_search_PQF(ZebraHandle zh, const char *pqf_query,
+ const char *setname, zint *hits)
{
- return diagbib1_str (zh->errCode);
+ zint lhits = 0;
+ ZEBRA_RES res = ZEBRA_OK;
+ Z_RPNQuery *query;
+ ODR odr;
+
+
+ ZEBRA_CHECK_HANDLE(zh);
+
+ odr = odr_createmem(ODR_ENCODE);
+
+ assert(pqf_query);
+ assert(setname);
+
+ yaz_log(log_level, "zebra_search_PQF s=%s q=%s", setname, pqf_query);
+
+ query = p_query_rpn (odr, PROTO_Z3950, pqf_query);
+
+ if (!query)
+ {
+ yaz_log (YLOG_WARN, "bad query %s\n", pqf_query);
+ zh->errCode = YAZ_BIB1_MALFORMED_QUERY;
+ res = ZEBRA_FAIL;
+ }
+ else
+ res = zebra_search_RPN(zh, odr, query, setname, &lhits);
+
+ odr_destroy(odr);
+
+ yaz_log(log_level, "Hits: " ZINT_FORMAT, lhits);
+
+ if (hits)
+ *hits = lhits;
+
+ return res;
}
-char *zebra_errAdd (ZebraHandle zh)
+/* ---------------------------------------------------------------------------
+ Sort - a simplified interface, with optional read locks.
+*/
+int zebra_sort_by_specstr (ZebraHandle zh, ODR stream,
+ const char *sort_spec,
+ const char *output_setname,
+ const char **input_setnames)
{
- return zh->errString;
+ int num_input_setnames = 0;
+ int sort_status = 0;
+ Z_SortKeySpecList *sort_sequence;
+
+ ZEBRA_CHECK_HANDLE(zh);
+ assert(stream);
+ assert(sort_spec);
+ assert(output_setname);
+ assert(input_setnames);
+ sort_sequence = yaz_sort_spec (stream, sort_spec);
+ yaz_log(log_level, "sort (FIXME) ");
+ if (!sort_sequence)
+ {
+ yaz_log(YLOG_WARN, "invalid sort specs '%s'", sort_spec);
+ zh->errCode = YAZ_BIB1_CANNOT_SORT_ACCORDING_TO_SEQUENCE;
+ return -1;
+ }
+
+ /* we can do this, since the perl typemap code for char** will
+ put a NULL at the end of list */
+ while (input_setnames[num_input_setnames]) num_input_setnames++;
+
+ if (zebra_begin_read (zh))
+ return -1;
+
+ resultSetSort (zh, stream->mem, num_input_setnames, input_setnames,
+ output_setname, sort_sequence, &sort_status);
+
+ zebra_end_read(zh);
+ return sort_status;
}
-int zebra_hits (ZebraHandle zh)
+/* ---------------------------------------------------------------------------
+ Get BFS for Zebra system (to make alternative storage methods)
+*/
+struct BFiles_struct *zebra_get_bfs(ZebraHandle zh)
{
- return zh->hits;
+ if (zh && zh->reg)
+ return zh->reg->bfs;
+ return 0;
}
-int zebra_auth (ZebraHandle zh, const char *user, const char *pass)
+
+/* ---------------------------------------------------------------------------
+ Set limit for search/scan
+*/
+ZEBRA_RES zebra_set_limit(ZebraHandle zh, int complement_flag, zint *ids)
{
- if (!zh->passwd_db || !passwd_db_auth (zh->passwd_db, user, pass))
- return 0;
- return 1;
+ ZEBRA_CHECK_HANDLE(zh);
+ zebra_limit_destroy(zh->m_limit);
+ zh->m_limit = zebra_limit_create(complement_flag, ids);
+ return ZEBRA_OK;
}
-void zebra_setDB (ZebraHandle zh, int num_bases, char **basenames)
+/*
+ Set Error code + addinfo
+*/
+void zebra_setError(ZebraHandle zh, int code, const char *addinfo)
{
-
+ if (!zh)
+ return;
+ zh->errCode = code;
+ nmem_reset(zh->nmem_error);
+ zh->errString = addinfo ? nmem_strdup(zh->nmem_error, addinfo) : 0;
}
-void zebra_setRecordType (ZebraHandle zh, const char *type)
+void zebra_setError_zint(ZebraHandle zh, int code, zint i)
{
+ char vstr[60];
+ sprintf(vstr, ZINT_FORMAT, i);
+ zh->errCode = code;
+ nmem_reset(zh->nmem_error);
+ zh->errString = nmem_strdup(zh->nmem_error, vstr);
}
-void zebra_setGroup (ZebraHandle zh, const char *group)
+void zebra_lock_prefix(Res res, char *path)
{
-
+ const char *lock_dir = res_get_def (res, "lockDir", "");
+
+ strcpy(path, lock_dir);
+ if (*path && path[strlen(path)-1] != '/')
+ strcat (path, "/");
}
-void zebra_admin (ZebraHandle zh, const char *command)
-{
+/*
+ * Local variables:
+ * c-basic-offset: 4
+ * indent-tabs-mode: nil
+ * End:
+ * vim: shiftwidth=4 tabstop=8 expandtab
+ */
-}