1 files changed, 110 insertions, 0 deletions
diff --git a/contrib/slapd-modules/ciboolean/ciboolean.c b/contrib/slapd-modules/ciboolean/ciboolean.c
new file mode 100644
index 0000000..21e0f1a
--- /dev/null
+++ b/contrib/slapd-modules/ciboolean/ciboolean.c
@@ -0,0 +1,110 @@
+/* ciboolean.c - enable case-insensitive boolean values */
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2022 The OpenLDAP Foundation.
+ * Copyright 2022 Symas Corp. 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 in 2022 by Nadezhda Ivanova for Symas Corp.
+ */
+
+#include "portable.h"
+
+#ifdef SLAPD_MOD_CIBOOLEAN
+
+#include "slap.h"
+#include "ac/ctype.h"
+
+static int
+cibooleanValidate(
+	Syntax *syntax,
+	struct berval *in )
+{
+	/* Allow for case insensitive comparison with TRUE and FALSE */
+
+	struct berval bv;
+	int i;
+
+	if( in->bv_len == slap_true_bv.bv_len ) {
+		bv = slap_true_bv;
+	} else if( in->bv_len == slap_false_bv.bv_len ) {
+		bv = slap_false_bv;
+	} else {
+		return LDAP_INVALID_SYNTAX;
+	}
+
+	if ( ber_bvstrcasecmp( in, &bv ) != 0 ) {
+			return LDAP_INVALID_SYNTAX;
+	}
+	return LDAP_SUCCESS;
+}
+
+static int
+cibooleanMatchNormalize(
+	slap_mask_t use,
+	Syntax *syntax,
+	MatchingRule *mr,
+	struct berval *val,
+	struct berval *normalized,
+	void *ctx )
+{
+	struct berval nvalue;
+	ber_len_t i;
+
+	assert( SLAP_MR_IS_VALUE_OF_SYNTAX( use ) != 0 );
+
+	if ( BER_BVISNULL( val ) ) {
+		return LDAP_INVALID_SYNTAX;
+	}
+
+	nvalue.bv_len = val->bv_len;
+	nvalue.bv_val = slap_sl_malloc( nvalue.bv_len + 1, ctx );
+	nvalue.bv_val[nvalue.bv_len] = '\0';
+	for ( i = 0; i < nvalue.bv_len; i++ ) {
+		nvalue.bv_val[i] = TOUPPER( val->bv_val[i] );
+	}
+
+	*normalized = nvalue;
+	return LDAP_SUCCESS;
+}
+
+
+int ciboolean_initialize()
+{
+
+	MatchingRule *bm = mr_find( "2.5.13.13" );
+	Syntax *syn = syn_find( "1.3.6.1.4.1.1466.115.121.1.7" );
+	if ( bm == NULL ) {
+		Debug( LDAP_DEBUG_ANY,
+			   "ciboolean_initialize: unable to find booleanMatch matching rule\n");
+		return -1;
+	}
+
+	if ( syn == NULL ) {
+		Debug( LDAP_DEBUG_ANY,
+			   "ciboolean_initialize: unable to find Boolean syntax\n");
+		return -1;
+	}
+
+	bm->smr_normalize = cibooleanMatchNormalize;
+	syn->ssyn_validate = cibooleanValidate;
+	return 0;
+}
+
+#if SLAPD_MOD_CIBOOLEAN == SLAPD_MOD_DYNAMIC
+int init_module(int argc, char *argv[])
+{
+	return ciboolean_initialize();
+}
+#endif
+
+#endif /* SLAPD_MOD_CIBOOLEAN */