1 files changed, 80 insertions, 0 deletions
diff --git a/lib/libgssapi/gss_duplicate_name.c b/lib/libgssapi/gss_duplicate_name.c
new file mode 100644
index 0000000..f0ce417
--- /dev/null
+++ b/lib/libgssapi/gss_duplicate_name.c
@@ -0,0 +1,80 @@
+/*-
+ * 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 <string.h>
+#include <errno.h>
+
+#include "mech_switch.h"
+#include "name.h"
+
+OM_uint32 gss_duplicate_name(OM_uint32 *minor_status,
+    const gss_name_t src_name,
+    gss_name_t *dest_name)
+{
+	OM_uint32		major_status;
+	struct _gss_name	*name = (struct _gss_name *) src_name;
+	struct _gss_name	*new_name;
+	struct _gss_mechanism_name *mn;
+
+	*minor_status = 0;
+
+	/*
+	 * If this name has a value (i.e. it didn't come from
+	 * gss_canonicalize_name(), we re-import the thing. Otherwise,
+	 * we make an empty name to hold the MN copy.
+	 */
+	if (name->gn_value.value) {
+		major_status = gss_import_name(minor_status,
+		    &name->gn_value, &name->gn_type, dest_name);
+		if (major_status != GSS_S_COMPLETE)
+			return (major_status);
+		new_name = (struct _gss_name *) *dest_name;
+	} else {
+		new_name = malloc(sizeof(struct _gss_name));
+		if (!new_name) {
+			*minor_status = ENOMEM;
+			return (GSS_S_FAILURE);
+		}
+		memset(new_name, 0, sizeof(struct _gss_name));
+		SLIST_INIT(&name->gn_mn);
+		*dest_name = (gss_name_t) new_name;
+	}
+
+	/*
+	 * Import the new name into any mechanisms listed in the
+	 * original name. We could probably get away with only doing
+	 * this if the original was canonical.
+	 */
+	SLIST_FOREACH(mn, &name->gn_mn, gmn_link) {
+		_gss_find_mn(new_name, mn->gmn_mech_oid);
+	}
+
+	return (GSS_S_COMPLETE);
+}