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authorJinkun Jang <jinkun.jang@samsung.com>2013-03-12 15:12:43 +0900
committerJinkun Jang <jinkun.jang@samsung.com>2013-03-12 15:12:43 +0900
commita1fff740959f100b635270c8782d1b817fd2e2dc (patch)
tree0937f662381cad37697425a75cc8835825757daf /gdbm.proto
parentd55ce19cb14f3a7fe5088599abf7c5f1a4ffe46c (diff)
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+/* gdbm.h - The include file for dbm users. */
+
+/* This file is part of GDBM, the GNU data base manager, by Philip A. Nelson.
+ Copyright (C) 1990, 1991, 1993 Free Software Foundation, Inc.
+
+ GDBM 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.
+
+ GDBM 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 GDBM; see the file COPYING. If not, write to
+ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+
+ You may contact the author by:
+ e-mail: phil@cs.wwu.edu
+ us-mail: Philip A. Nelson
+ Computer Science Department
+ Western Washington University
+ Bellingham, WA 98226
+
+*************************************************************************/
+
+/* Protection for multiple includes. */
+#ifndef _GDBM_H_
+#define _GDBM_H_
+
+/* Parameters to gdbm_open for READERS, WRITERS, and WRITERS who
+ can create the database. */
+#define GDBM_READER 0 /* A reader. */
+#define GDBM_WRITER 1 /* A writer. */
+#define GDBM_WRCREAT 2 /* A writer. Create the db if needed. */
+#define GDBM_NEWDB 3 /* A writer. Always create a new db. */
+#define GDBM_FAST 0x10 /* Write fast! => No fsyncs. OBSOLETE. */
+#define GDBM_SYNC 0x20 /* Sync operations to the disk. */
+#define GDBM_NOLOCK 0x40 /* Don't do file locking operations. */
+
+/* Parameters to gdbm_store for simple insertion or replacement in the
+ case that the key is already in the database. */
+#define GDBM_INSERT 0 /* Never replace old data with new. */
+#define GDBM_REPLACE 1 /* Always replace old data with new. */
+
+/* Parameters to gdbm_setopt, specifing the type of operation to perform. */
+#define GDBM_CACHESIZE 1 /* Set the cache size. */
+#define GDBM_FASTMODE 2 /* Toggle fast mode. OBSOLETE. */
+#define GDBM_SYNCMODE 3 /* Turn on or off sync operations. */
+#define GDBM_CENTFREE 4 /* Keep all free blocks in the header. */
+#define GDBM_COALESCEBLKS 5 /* Attempt to coalesce free blocks. */
+
+/* The data and key structure. This structure is defined for compatibility. */
+typedef struct {
+ char *dptr;
+ int dsize;
+ } datum;
+
+
+/* The file information header. This is good enough for most applications. */
+typedef struct {int dummy[10];} *GDBM_FILE;
+
+/* Determine if the C(++) compiler requires complete function prototype */
+#ifndef __P
+#if defined(__STDC__) || defined(__cplusplus) || defined(c_plusplus)
+#define __P(x) x
+#else
+#define __P(x) ()
+#endif
+#endif
+
+/* External variable, the gdbm build release string. */
+extern char *gdbm_version;
+
+
+/* GDBM C++ support */
+#if defined(__cplusplus) || defined(c_plusplus)
+extern "C" {
+#endif
+
+/* These are the routines! */
+
+extern GDBM_FILE gdbm_open __P((char *, int, int, int, void (*)()));
+extern void gdbm_close __P((GDBM_FILE));
+extern int gdbm_store __P((GDBM_FILE, datum, datum, int));
+extern datum gdbm_fetch __P((GDBM_FILE, datum));
+extern int gdbm_delete __P((GDBM_FILE, datum));
+extern datum gdbm_firstkey __P((GDBM_FILE));
+extern datum gdbm_nextkey __P((GDBM_FILE, datum));
+extern int gdbm_reorganize __P((GDBM_FILE));
+extern void gdbm_sync __P((GDBM_FILE));
+extern int gdbm_exists __P((GDBM_FILE, datum));
+extern int gdbm_setopt __P((GDBM_FILE, int, int *, int));
+extern int gdbm_fdesc __P((GDBM_FILE));
+
+#if defined(__cplusplus) || defined(c_plusplus)
+}
+#endif
+