Adding upstream version 2.4.57+dfsg.upstream/2.4.57+dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 187 insertions, 0 deletions

diff --git a/servers/slapd/overlays/rwm.h b/servers/slapd/overlays/rwm.h
new file mode 100644
index 0000000..23e5400
--- /dev/null
+++ b/servers/slapd/overlays/rwm.h
@@ -0,0 +1,187 @@
+/* rwm.h - dn rewrite/attribute mapping header file */
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1999-2021 The OpenLDAP Foundation.
+ * Portions Copyright 1999-2003 Howard Chu.
+ * Portions Copyright 2000-2003 Pierangelo Masarati.
+ * 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 initially developed by the Howard Chu for inclusion
+ * in OpenLDAP Software and subsequently enhanced by Pierangelo
+ * Masarati.
+ */
+
+#ifndef RWM_H
+#define RWM_H
+
+#ifndef ENABLE_REWRITE
+#error "librewrite must be enabled!"
+#endif /* ENABLE_REWRITE */
+
+/* String rewrite library */
+#include "rewrite.h"
+
+LDAP_BEGIN_DECL
+
+/* define to enable referral DN massage by default */
+#undef RWM_REFERRAL_REWRITE
+
+struct ldapmap {
+	int drop_missing;
+
+	Avlnode *map;
+	Avlnode *remap;
+};
+
+struct ldapmapping {
+	int			m_flags;
+#define	RWMMAP_F_NONE		0x00
+#define	RWMMAP_F_IS_OC		0x01
+#define RWMMAP_F_FREE_SRC	0x10
+#define RWMMAP_F_FREE_DST	0x20
+	struct berval		m_src;
+	union {
+		AttributeDescription	*m_s_ad;
+		ObjectClass		*m_s_oc;
+	} m_src_ref;
+#define m_src_ad	m_src_ref.m_s_ad
+#define m_src_oc	m_src_ref.m_s_oc
+	struct berval		m_dst;
+	union {
+		AttributeDescription	*m_d_ad;
+		ObjectClass		*m_d_oc;
+	} m_dst_ref;
+#define m_dst_ad	m_dst_ref.m_d_ad
+#define m_dst_oc	m_dst_ref.m_d_oc
+};
+
+struct ldaprwmap {
+	/*
+	 * DN rewriting
+	 */
+	struct rewrite_info *rwm_rw;
+	BerVarray rwm_bva_rewrite;
+
+	/*
+	 * Attribute/objectClass mapping
+	 */
+	struct ldapmap rwm_oc;
+	struct ldapmap rwm_at;
+	BerVarray rwm_bva_map;
+
+#define	RWM_F_NONE			(0x0000U)
+#define	RWM_F_NORMALIZE_MAPPED_ATTRS    (0x0001U)
+#define	RWM_F_DROP_UNREQUESTED_ATTRS	(0x0002U)
+#define	RWM_F_SUPPORT_T_F		(0x4000U)
+#define	RWM_F_SUPPORT_T_F_DISCOVER	(0x8000U)
+#define	RWM_F_SUPPORT_T_F_MASK		(RWM_F_SUPPORT_T_F)
+#define	RWM_F_SUPPORT_T_F_MASK2		(RWM_F_SUPPORT_T_F|RWM_F_SUPPORT_T_F_DISCOVER)
+	unsigned	rwm_flags;
+};
+
+/* Whatever context ldap_back_dn_massage needs... */
+typedef struct dncookie {
+	struct ldaprwmap *rwmap;
+
+	Connection *conn;
+	char *ctx;
+	SlapReply *rs;
+} dncookie;
+
+int rwm_dn_massage( dncookie *dc, struct berval *in, struct berval *dn );
+int rwm_dn_massage_pretty( dncookie *dc, struct berval *in, struct berval *pdn );
+int rwm_dn_massage_normalize( dncookie *dc, struct berval *in, struct berval *ndn );
+int rwm_dn_massage_pretty_normalize( dncookie *dc, struct berval *in, struct berval *pdn, struct berval *ndn );
+
+/* attributeType/objectClass mapping */
+int rwm_mapping_cmp (const void *, const void *);
+int rwm_mapping_dup (void *, void *);
+
+int rwm_map_init ( struct ldapmap *lm, struct ldapmapping ** );
+void rwm_map ( struct ldapmap *map, struct berval *s, struct berval *m,
+	int remap );
+int rwm_mapping ( struct ldapmap *map, struct berval *s,
+		struct ldapmapping **m, int remap );
+#define RWM_MAP		0
+#define RWM_REMAP	1
+char *
+rwm_map_filter(
+		struct ldapmap *at_map,
+		struct ldapmap *oc_map,
+		struct berval *f );
+
+#if 0 /* unused! */
+int
+rwm_map_attrs(
+		struct ldapmap *at_map,
+		AttributeName *a,
+		int remap,
+		char ***mapped_attrs );
+#endif
+
+int
+rwm_map_attrnames(
+		Operation *op,
+		struct ldapmap *at_map,
+		struct ldapmap *oc_map,
+		AttributeName *an,
+		AttributeName **anp,
+		int remap );
+
+extern void rwm_mapping_dst_free ( void *mapping );
+
+extern void rwm_mapping_free ( void *mapping );
+
+extern int rwm_map_config(
+		struct ldapmap	*oc_map,
+		struct ldapmap	*at_map,
+		const char	*fname,
+		int		lineno,
+		int		argc,
+		char		**argv );
+
+extern int
+rwm_filter_map_rewrite(
+		Operation		*op,
+		dncookie		*dc,
+		Filter			*f,
+		struct berval		*fstr );
+
+/* suffix massaging by means of librewrite */
+extern int
+rwm_suffix_massage_config(
+	struct rewrite_info	*info,
+	struct berval		*pvnc,
+	struct berval		*nvnc,
+	struct berval		*prnc,
+	struct berval		*nrnc);
+extern int
+rwm_dnattr_rewrite(
+	Operation		*op,
+	SlapReply		*rs,
+	void			*cookie,
+	BerVarray		a_vals,
+	BerVarray		*pa_nvals );
+extern int
+rwm_referral_rewrite(
+	Operation		*op,
+	SlapReply		*rs,
+	void			*cookie,
+	BerVarray		a_vals,
+	BerVarray		*pa_nvals );
+extern int rwm_dnattr_result_rewrite( dncookie *dc, BerVarray a_vals, BerVarray a_nvals );
+extern int rwm_referral_result_rewrite( dncookie *dc, BerVarray a_vals );
+
+LDAP_END_DECL
+
+#endif /* RWM_H */