-/*
- * Copyright (c) 1995-1996, Index Data.
- * See the file LICENSE for details.
- * Sebastian Hammer, Adam Dickmeiss
- *
- * $Log: isamc-p.h,v $
- * Revision 1.5 1998-03-16 10:37:24 adam
- * Added more statistics.
- *
- * Revision 1.4 1996/11/08 11:15:28 adam
- * Number of keys in chain are stored in first block and the function
- * to retrieve this information, isc_pp_num is implemented.
- *
- * Revision 1.3 1996/11/04 14:08:55 adam
- * Optimized free block usage.
- *
- * Revision 1.2 1996/11/01 08:59:13 adam
- * First version of isc_merge that supports update/delete.
- *
- * Revision 1.1 1996/10/29 13:40:47 adam
- * First work.
- *
- */
+/* $Id: isamc-p.h,v 1.8 2002-08-02 19:26:56 adam Exp $
+ Copyright (C) 1995,1996,1997,1998,1999,2000,2001,2002
+ 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.
+*/
+
+
#include <bfile.h>
#include <isamc.h>
+#ifdef __cplusplus
+extern "C" {
+#endif
+
typedef struct {
int lastblock;
int freelist;
} ISAMC_head;
+typedef unsigned ISAMC_BLOCK_SIZE;
+
typedef struct ISAMC_file_s {
ISAMC_head head;
BFile bf;
int no_next;
int no_prev;
+ char *alloc_buf;
+ int alloc_entries_num;
+ int alloc_entries_max;
+
int fc_max;
int *fc_list;
} *ISAMC_file;
struct ISAMC_PP_s {
char *buf;
- unsigned offset;
- unsigned short size;
+ ISAMC_BLOCK_SIZE offset;
+ ISAMC_BLOCK_SIZE size;
int cat;
int pos;
int next;
int numKeys;
};
-#define ISAMC_BLOCK_OFFSET_N (sizeof(int)+sizeof(short))
-#define ISAMC_BLOCK_OFFSET_1 (sizeof(int)+sizeof(short)+sizeof(int))
-
+#define ISAMC_BLOCK_OFFSET_N (sizeof(int)+sizeof(ISAMC_BLOCK_SIZE))
+#define ISAMC_BLOCK_OFFSET_1 (sizeof(int)+sizeof(ISAMC_BLOCK_SIZE)+sizeof(int))
int isc_alloc_block (ISAMC is, int cat);
void isc_release_block (ISAMC is, int cat, int pos);
int isc_read_block (ISAMC is, int cat, int pos, char *dst);
int isc_write_block (ISAMC is, int cat, int pos, char *src);
+
+#ifdef __cplusplus
+}
+#endif
+