+/*
+ * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are permitted only
+ * as authorized by the OpenLDAP Public License. A copy of this
+ * license is available at http://www.OpenLDAP.org/license.html or
+ * in file LICENSE in the top-level directory of the distribution.
+ */
/* ldbm.h - ldap dbm compatibility routine header file */
#ifndef _LDBM_H_
#define _LDBM_H_
-#ifdef LDBM_USE_GDBM
+#include <ldap_cdefs.h>
+
+#ifdef LDBM_USE_DBBTREE
/*****************************************************************
* *
- * use gdbm if possible *
+ * use berkeley db btree package *
* *
*****************************************************************/
-#include <gdbm.h>
+#include <sys/types.h>
+#include <limits.h>
+#include <fcntl.h>
-typedef datum Datum;
+#ifdef HAVE_DB_185_H
+# include <db_185.h>
+#else
+# include <db.h>
+# ifdef HAVE_BERKELEY_DB2
+# define R_NOOVERWRITE DB_NOOVERWRITE
+# define DEFAULT_DB_PAGE_SIZE 1024
+# endif
+#endif
-typedef GDBM_FILE LDBM;
-extern gdbm_error gdbm_errno;
+LDAP_BEGIN_DECL
+
+typedef DBT Datum;
+#define dsize size
+#define dptr data
+
+typedef DB *LDBM;
+
+LDAP_END_DECL
+
+#define DB_TYPE DB_BTREE
/* for ldbm_open */
-#define LDBM_READER GDBM_READER
-#define LDBM_WRITER GDBM_WRITER
-#define LDBM_WRCREAT GDBM_WRCREAT
-#define LDBM_NEWDB GDBM_NEWDB
-#define LDBM_FAST GDBM_FAST
+#ifdef HAVE_BERKELEY_DB2
+# define LDBM_READER DB_RDONLY
+# define LDBM_WRITER 0x00000 /* hopefully */
+# define LDBM_WRCREAT (DB_NOMMAP|DB_CREATE|DB_THREAD)
+# define LDBM_NEWDB (DB_TRUNCATE|DB_CREATE|DB_THREAD)
+#else
+# define LDBM_READER O_RDONLY
+# define LDBM_WRITER O_RDWR
+# define LDBM_WRCREAT (O_RDWR|O_CREAT)
+# define LDBM_NEWDB (O_RDWR|O_TRUNC|O_CREAT)
+#endif
-#define LDBM_SUFFIX ".gdbm"
+# define LDBM_FAST 0
+
+#define LDBM_SUFFIX ".dbb"
+#define LDBM_ORDERED 1
/* for ldbm_insert */
-#define LDBM_INSERT GDBM_INSERT
-#define LDBM_REPLACE GDBM_REPLACE
+#define LDBM_INSERT R_NOOVERWRITE
+#define LDBM_REPLACE 0
#define LDBM_SYNC 0x80000000
-#else /* end of gdbm */
-
-#ifdef LDBM_USE_DBHASH
+#elif defined( LDBM_USE_DBHASH )
/*****************************************************************
* *
#include <sys/types.h>
#include <limits.h>
#include <fcntl.h>
-#include <db.h>
+
+#ifdef HAVE_DB_185_H
+# include <db_185.h>
+#else
+# include <db.h>
+# ifdef LDBM_USE_DB2
+# define R_NOOVERWRITE DB_NOOVERWRITE
+# define DEFAULT_DB_PAGE_SIZE 1024
+# endif
+#endif
+
+LDAP_BEGIN_DECL
typedef DBT Datum;
#define dsize size
typedef DB *LDBM;
+LDAP_END_DECL
+
#define DB_TYPE DB_HASH
/* for ldbm_open */
-#define LDBM_READER O_RDONLY
-#define LDBM_WRITER O_RDWR
-#define LDBM_WRCREAT (O_RDWR|O_CREAT)
-#define LDBM_NEWDB (O_RDWR|O_TRUNC|O_CREAT)
-#define LDBM_FAST 0
+#ifdef LDBM_USE_DB2
+# define LDBM_READER DB_RDONLY
+# define LDBM_WRITER 0x00000 /* hopefully */
+# define LDBM_WRCREAT (DB_NOMMAP|DB_CREATE|DB_THREAD)
+# define LDBM_NEWDB (DB_TRUNCATE|DB_CREATE|DB_THREAD)
+#else
+# define LDBM_READER O_RDONLY
+# define LDBM_WRITER O_RDWR
+# define LDBM_WRCREAT (O_RDWR|O_CREAT)
+# define LDBM_NEWDB (O_RDWR|O_TRUNC|O_CREAT)
+# define LDBM_FAST 0
+#endif
#define LDBM_SUFFIX ".dbh"
#define LDBM_REPLACE 0
#define LDBM_SYNC 0x80000000
-extern int errno;
-
-#else /* end of db hash */
-
-#ifdef LDBM_USE_DBBTREE
+#elif defined( HAVE_GDBM )
/*****************************************************************
* *
- * use berkeley db btree package *
+ * use gdbm if possible *
* *
*****************************************************************/
-#include <sys/types.h>
-#include <limits.h>
-#include <fcntl.h>
-#include <db.h>
+#include <gdbm.h>
-typedef DBT Datum;
-#define dsize size
-#define dptr data
+LDAP_BEGIN_DECL
-typedef DB *LDBM;
+typedef datum Datum;
-#define DB_TYPE DB_BTREE
+typedef GDBM_FILE LDBM;
+
+extern gdbm_error gdbm_errno;
+
+LDAP_END_DECL
/* for ldbm_open */
-#define LDBM_READER O_RDONLY
-#define LDBM_WRITER O_RDWR
-#define LDBM_WRCREAT (O_RDWR|O_CREAT)
-#define LDBM_NEWDB (O_RDWR|O_TRUNC|O_CREAT)
-#define LDBM_FAST 0
+#define LDBM_READER GDBM_READER
+#define LDBM_WRITER GDBM_WRITER
+#define LDBM_WRCREAT GDBM_WRCREAT
+#define LDBM_NEWDB GDBM_NEWDB
+#define LDBM_FAST GDBM_FAST
-#define LDBM_SUFFIX ".dbb"
-#define LDBM_ORDERED 1
+#define LDBM_SUFFIX ".gdbm"
/* for ldbm_insert */
-#define LDBM_INSERT R_NOOVERWRITE
-#define LDBM_REPLACE 0
+#define LDBM_INSERT GDBM_INSERT
+#define LDBM_REPLACE GDBM_REPLACE
#define LDBM_SYNC 0x80000000
-extern int errno;
-#else /* end of db btree */
-
-#ifdef LDBM_USE_NDBM
+#elif defined( HAVE_NDBM )
/*****************************************************************
* *
*****************************************************************/
#include <ndbm.h>
-#ifndef O_RDONLY
+
+#ifdef HAVE_FCNTL_H
#include <fcntl.h>
#endif
+LDAP_BEGIN_DECL
+
typedef datum Datum;
typedef DBM *LDBM;
+LDAP_END_DECL
+
/* for ldbm_open */
#define LDBM_READER O_RDONLY
#define LDBM_WRITER O_WRONLY
#define LDBM_REPLACE DBM_REPLACE
#define LDBM_SYNC 0
-#endif /* ndbm */
-#endif /* db hash */
-#endif /* db btree */
-#endif /* gdbm */
+#endif
+
+LDAP_BEGIN_DECL
+int ldbm_initialize( void );
+int ldbm_shutdown( void );
+
+int ldbm_errno( LDBM ldbm );
LDBM ldbm_open( char *name, int rw, int mode, int dbcachesize );
void ldbm_close( LDBM ldbm );
void ldbm_sync( LDBM ldbm );
Datum ldbm_fetch( LDBM ldbm, Datum key );
int ldbm_store( LDBM ldbm, Datum key, Datum data, int flags );
int ldbm_delete( LDBM ldbm, Datum key );
-Datum ldbm_firstkey( LDBM ldbm );
-Datum ldbm_nextkey( LDBM ldbm, Datum key );
-int ldbm_errno( LDBM ldbm );
+
+#if HAVE_BERKELEY_DB2
+ void *ldbm_malloc( size_t size );
+ Datum ldbm_firstkey( LDBM ldbm, DBC **dbch );
+ Datum ldbm_nextkey( LDBM ldbm, Datum key, DBC *dbcp );
+#else
+ Datum ldbm_firstkey( LDBM ldbm );
+ Datum ldbm_nextkey( LDBM ldbm, Datum key );
+#endif
+
+
+/* initialization of Datum structures */
+#ifdef HAVE_BERKELEY_DB2
+# define ldbm_datum_init(d) ((void)memset(&(d), 0, sizeof(Datum)))
+#else
+# define ldbm_datum_init(d) ((void)0)
+#endif /* HAVE_BERKELEY_DB2 */
+
+LDAP_END_DECL
#endif /* _ldbm_h_ */
projects / openldap / blobdiff