1 files changed, 78 insertions, 0 deletions
diff --git a/lib/libgssapi/gss_display_name.c b/lib/libgssapi/gss_display_name.c
new file mode 100644
index 0000000..a5c3e5e
--- /dev/null
+++ b/lib/libgssapi/gss_display_name.c
@@ -0,0 +1,78 @@
+/*-
+ * Copyright (c) 2005 Doug Rabson
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	$FreeBSD$
+ */
+
+#include <gssapi/gssapi.h>
+#include <stdlib.h>
+#include <errno.h>
+
+#include "mech_switch.h"
+#include "name.h"
+
+OM_uint32
+gss_display_name(OM_uint32 *minor_status,
+    const gss_name_t input_name,
+    gss_buffer_t output_name_buffer,
+    gss_OID *output_name_type)
+{
+	OM_uint32 major_status;
+	struct _gss_name *name = (struct _gss_name *) input_name;
+	struct _gss_mechanism_name *mn;
+
+	/*
+	 * If we know it, copy the buffer used to import the name in
+	 * the first place. Otherwise, ask all the MNs in turn if
+	 * they can display the thing.
+	 */
+	if (name->gn_value.value) {
+		output_name_buffer->value = malloc(name->gn_value.length);
+		if (!output_name_buffer->value) {
+			*minor_status = ENOMEM;
+			return (GSS_S_FAILURE);
+		}
+		output_name_buffer->length = name->gn_value.length;
+		memcpy(output_name_buffer->value, name->gn_value.value,
+		    output_name_buffer->length);
+		if (output_name_type)
+			*output_name_type = &name->gn_type;
+
+		*minor_status = 0;
+		return (GSS_S_COMPLETE);
+	} else {
+		SLIST_FOREACH(mn, &name->gn_mn, gmn_link) {
+			major_status = mn->gmn_mech->gm_display_name(
+				minor_status, mn->gmn_name,
+				output_name_buffer,
+				output_name_type);
+			if (major_status == GSS_S_COMPLETE)
+				return (GSS_S_COMPLETE);
+		}
+	}
+
+	*minor_status = 0;
+	return (GSS_S_FAILURE);
+}