+/* $Id: isamc.h,v 1.1 2004-12-08 14:02:36 adam Exp $
+ 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 ISAMC_H
+#define ISAMC_H
+
+#include <idzebra/isam-codec.h>
+#include <idzebra/bfile.h>
+
+YAZ_BEGIN_CDECL
+
+typedef struct ISAMC_s *ISAMC;
+typedef zint ISAMC_P;
+typedef struct ISAMC_PP_s *ISAMC_PP;
+
+typedef struct ISAMC_filecat_s {
+ int bsize; /* block size */
+ int ifill; /* initial fill */
+ int mfill; /* minimum fill */
+ int mblocks; /* maximum blocks */
+} *ISAMC_filecat;
+
+typedef struct ISAMC_M_s {
+ ISAMC_filecat filecat;
+
+ int (*compare_item)(const void *a, const void *b);
+ void (*log_item)(int logmask, const void *p, const char *txt);
+
+ ISAM_CODEC codec;
+
+ int max_blocks_mem;
+ int debug;
+} ISAMC_M;
+
+typedef struct ISAMC_I_s {
+ int (*read_item)(void *clientData, char **dst, int *insertMode);
+ void *clientData;
+} ISAMC_I;
+
+void isc_getmethod (ISAMC_M *m);
+
+ISAMC isc_open (BFiles bfs, const char *name, int writeflag, ISAMC_M *method);
+int isc_close (ISAMC is);
+ISAMC_P isc_merge (ISAMC is, ISAMC_P pos, ISAMC_I *data);
+
+ISAMC_PP isc_pp_open (ISAMC is, ISAMC_P pos);
+void isc_pp_close (ISAMC_PP pp);
+int isc_read_item (ISAMC_PP pp, char **dst);
+int isc_pp_read (ISAMC_PP pp, void *buf);
+zint isc_pp_num (ISAMC_PP pp);
+
+zint isc_block_used (ISAMC is, int type);
+int isc_block_size (ISAMC is, int type);
+
+#define isc_type(x) ((x) & 7)
+#define isc_block(x) ((x) >> 3)
+
+YAZ_END_CDECL
+
+#endif