From 5ea77a75dd2d2158401331879f3c8f47940a732c Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 18:35:32 +0200
Subject: Adding upstream version 2.5.13+dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 servers/slapd/back-wt/idl.h | 80 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 servers/slapd/back-wt/idl.h

(limited to 'servers/slapd/back-wt/idl.h')

diff --git a/servers/slapd/back-wt/idl.h b/servers/slapd/back-wt/idl.h
new file mode 100644
index 0000000..d323e54
--- /dev/null
+++ b/servers/slapd/back-wt/idl.h
@@ -0,0 +1,80 @@
+/* OpenLDAP WiredTiger backend */
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 2002-2022 The OpenLDAP Foundation.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+/* ACKNOWLEDGEMENTS:
+ * This work was developed by HAMANO Tsukasa <hamano@osstech.co.jp>
+ * based on back-bdb for inclusion in OpenLDAP Software.
+ * WiredTiger is a product of MongoDB Inc.
+ */
+
+#ifndef _WT_IDL_H_
+#define _WT_IDL_H_
+
+/* IDL sizes - likely should be even bigger
+ *   limiting factors: sizeof(ID), thread stack size
+ */
+#define	WT_IDL_LOGN	16	/* DB_SIZE is 2^16, UM_SIZE is 2^17 */
+#define WT_IDL_DB_SIZE		(1<<WT_IDL_LOGN)
+#define WT_IDL_UM_SIZE		(1<<(WT_IDL_LOGN+1))
+#define WT_IDL_UM_SIZEOF	(WT_IDL_UM_SIZE * sizeof(ID))
+
+#define WT_IDL_DB_MAX		(WT_IDL_DB_SIZE-1)
+
+#define WT_IDL_UM_MAX		(WT_IDL_UM_SIZE-1)
+
+#define WT_IDL_IS_RANGE(ids)	((ids)[0] == NOID)
+#define WT_IDL_RANGE_SIZE		(3)
+#define WT_IDL_RANGE_SIZEOF	(WT_IDL_RANGE_SIZE * sizeof(ID))
+#define WT_IDL_SIZEOF(ids)		((WT_IDL_IS_RANGE(ids) \
+	? WT_IDL_RANGE_SIZE : ((ids)[0]+1)) * sizeof(ID))
+
+#define WT_IDL_RANGE_FIRST(ids)	((ids)[1])
+#define WT_IDL_RANGE_LAST(ids)		((ids)[2])
+
+#define WT_IDL_RANGE( ids, f, l ) \
+	do { \
+		(ids)[0] = NOID; \
+		(ids)[1] = (f);  \
+		(ids)[2] = (l);  \
+	} while(0)
+
+#define WT_IDL_ZERO(ids) \
+	do { \
+		(ids)[0] = 0; \
+		(ids)[1] = 0; \
+		(ids)[2] = 0; \
+	} while(0)
+
+#define WT_IDL_IS_ZERO(ids) ( (ids)[0] == 0 )
+#define WT_IDL_IS_ALL( range, ids ) ( (ids)[0] == NOID \
+	&& (ids)[1] <= (range)[1] && (range)[2] <= (ids)[2] )
+
+#define WT_IDL_CPY( dst, src ) (AC_MEMCPY( dst, src, WT_IDL_SIZEOF( src ) ))
+
+#define WT_IDL_ID( wi, ids, id ) WT_IDL_RANGE( ids, id, ((wi)->wi_lastid) )
+#define WT_IDL_ALL( wi, ids ) WT_IDL_RANGE( ids, 1, ((wi)->wi_lastid) )
+
+#define WT_IDL_FIRST( ids )	( (ids)[1] )
+#define WT_IDL_LLAST( ids )	( (ids)[(ids)[0]] )
+#define WT_IDL_LAST( ids )		( WT_IDL_IS_RANGE(ids) \
+	? (ids)[2] : (ids)[(ids)[0]] )
+
+#define WT_IDL_N( ids )		( WT_IDL_IS_RANGE(ids) \
+	? ((ids)[2]-(ids)[1])+1 : (ids)[0] )
+
+LDAP_BEGIN_DECL
+LDAP_END_DECL
+
+#endif
-- 
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