Forgot the most important part of unsolicited notifications... exop!

servers/slapd/extended.c

+/* 
+ * Copyright 1999 The OpenLDAP Foundation.
+ * 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.
+ */
+
+/*
+ * LDAPv3 Extended Operation Request
+ *	ExtendedRequest ::= [APPLICATION 23] SEQUENCE {
+ *		requestName      [0] LDAPOID,
+ *		requestValue     [1] OCTET STRING OPTIONAL
+ *	}
+ *
+ * LDAPv3 Extended Operation Response
+ *	ExtendedResponse ::= [APPLICATION 24] SEQUENCE {
+ *		COMPONENTS OF LDAPResult,
+ *		responseName     [10] LDAPOID OPTIONAL,
+ *		response         [11] OCTET STRING OPTIONAL
+ *	}
+ *
+ */
+
+#include "portable.h"
+
+#include <stdio.h>
+#include <ac/socket.h>
+
+#include "slap.h"
+
+char *supportedExtensions[] = {
+	NULL
+};
+
+
+int
+do_extended(
+    Connection	*conn,
+    Operation	*op
+)
+{
+	int rc = LDAP_SUCCESS;
+	char* reqoid ;
+	struct berval reqdata;
+	ber_tag_t tag;
+	ber_len_t len;
+
+	Debug( LDAP_DEBUG_TRACE, "do_extended\n", 0, 0, 0 );
+
+	reqoid = NULL;
+	reqdata.bv_val = NULL;
+
+	if( op->o_protocol < LDAP_VERSION3 ) {
+		Debug( LDAP_DEBUG_ANY, "do_extended: protocol version (%d) too low\n",
+			op->o_protocol, 0 ,0 );
+		send_ldap_disconnect( conn, op,
+			LDAP_PROTOCOL_ERROR, "requires LDAPv3" );
+		rc = -1;
+		goto done;
+	}
+
+	if ( ber_scanf( op->o_ber, "a", &reqoid ) == LBER_ERROR ) {
+		Debug( LDAP_DEBUG_ANY, "do_extended: ber_scanf failed\n", 0, 0 ,0 );
+		send_ldap_disconnect( conn, op,
+			LDAP_PROTOCOL_ERROR, "decoding error" );
+		rc = -1;
+		goto done;
+	}
+
+	if( !charray_inlist( supportedExtensions, reqoid ) ) {
+		Debug( LDAP_DEBUG_ANY, "do_extended: unsupported operation \"%s\"\n",
+			reqoid, 0 ,0 );
+		send_ldap_result( conn, op, rc = LDAP_PROTOCOL_ERROR, NULL,
+		    "unsuppored operation" );
+		goto done;
+	}
+
+	tag = ber_peek_tag( op->o_ber, &len );
+	
+	if( ber_peek_tag( op->o_ber, &len ) == LDAP_TAG_EXOP_REQ_VALUE ) {
+		if( ber_scanf( op->o_ber, "o", &reqdata ) != LBER_ERROR ) {
+			Debug( LDAP_DEBUG_ANY, "do_extended: ber_scanf failed\n", 0, 0 ,0 );
+			send_ldap_disconnect( conn, op,
+				LDAP_PROTOCOL_ERROR, "decoding error" );
+			rc = -1;
+			goto done;
+		}
+	}
+
+	if( (rc = get_ctrls( conn, op, 1 )) != LDAP_SUCCESS ) {
+		Debug( LDAP_DEBUG_ANY, "do_extended: get_ctrls failed\n", 0, 0 ,0 );
+		return rc;
+	} 
+
+	Debug( LDAP_DEBUG_ARGS, "do_extended: oid \"%s\"\n", reqoid, 0 ,0 );
+
+	send_ldap_result( conn, op, rc = LDAP_PROTOCOL_ERROR,
+		NULL, "unsupported extended operation" );
+
+done:
+	if ( reqoid != NULL ) {
+		free( reqoid );
+	}
+	if ( reqdata.bv_val != NULL ) {
+		free( reqdata.bv_val );
+	}
+
+	return rc;
+}
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