-/*
- * Copyright (c) 1995-2000, Index Data.
- * See the file LICENSE for details.
- *
- * IsamH is a simple ISAM that can only append to the end of the list.
- * It will need a clean-up process occasionally... Code stolen from
- * isamc...
- *
- * Heikki Levanto
- *
- * Detailed log at the end of the file
- *
- */
+/* $Id$
+ Copyright (C) 1995,1996,1997,1998,1999,2000,2001,2002,2003,2004
+ 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 Zebra; see the file LICENSE.zebra. If not, write to the
+Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+02111-1307, USA.
+*/
#ifndef ISAMD_H
#define ISAMD_H
ISAMD_filecat filecat;
int (*compare_item)(const void *a, const void *b);
+ void (*log_item)(int logmask, const void *p, const char *txt);
#define ISAMD_DECODE 0
#define ISAMD_ENCODE 1
void *(*code_start)(int mode);
void (*code_stop)(int mode, void *p);
- void (*code_item)(int mode, void *p, char **dst, char **src);
+ void (*code_item)(int mode, void *p, char **dst, const char **src);
void (*code_reset)(void *p);
int max_blocks_mem;
int debug;
-} *ISAMD_M;
+} ISAMD_M;
typedef struct ISAMD_I_s { /* encapsulation of input data */
int (*read_item)(void *clientData, char **dst, int *insertMode);
void *clientData;
} *ISAMD_I;
-ISAMD_M isamd_getmethod (ISAMD_M me);
+ISAMD_M *isamd_getmethod (ISAMD_M *me);
-ISAMD isamd_open (BFiles bfs, const char *name, int writeflag, ISAMD_M method);
+ISAMD isamd_open (BFiles bfs, const char *name, int writeflag, ISAMD_M *method);
int isamd_close (ISAMD is);
-ISAMD_P isamd_append (ISAMD is, ISAMD_P pos, ISAMD_I data);
- /* corresponds to isc_merge */
+/*ISAMD_P isamd_append (ISAMD is, ISAMD_P pos, ISAMD_I data);*/
+int isamd_append (ISAMD is, char *dictentry, int dictlen, ISAMD_I data);
+
-ISAMD_PP isamd_pp_open (ISAMD is, ISAMD_P pos);
+/* Shortcut: If the isam is relatively short, we store the */
+/* whole thing in the dictionary, and allocate no blocks at all! */
+#define ISAMD_MAX_DICT_LEN 16
+
+/*ISAMD_PP isamd_pp_open (ISAMD is, const char *dictbuf);*/
+ISAMD_PP isamd_pp_open (ISAMD is, const char *dictbuf, int dictlen);
+ISAMD_PP isamd_pp_create (ISAMD is, int cat);
+
void isamd_pp_close (ISAMD_PP pp);
int isamd_read_item (ISAMD_PP pp, char **dst);
int isamd_read_main_item (ISAMD_PP pp, char **dst);