1 files changed, 39 insertions, 0 deletions
diff --git a/src/lib/crypto/krb/keyed_cksum.c b/src/lib/crypto/krb/keyed_cksum.c
new file mode 100644
index 000000000000..d3db8f31b706
--- /dev/null
+++ b/src/lib/crypto/krb/keyed_cksum.c
@@ -0,0 +1,39 @@
+/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
+/*
+ * Copyright (C) 1998 by the FundsXpress, INC.
+ *
+ * All rights reserved.
+ *
+ * Export of this software from the United States of America may require
+ * a specific license from the United States Government.  It is the
+ * responsibility of any person or organization contemplating export to
+ * obtain such a license before exporting.
+ *
+ * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
+ * distribute this software and its documentation for any purpose and
+ * without fee is hereby granted, provided that the above copyright
+ * notice appear in all copies and that both that copyright notice and
+ * this permission notice appear in supporting documentation, and that
+ * the name of FundsXpress. not be used in advertising or publicity pertaining
+ * to distribution of the software without specific, written prior
+ * permission.  FundsXpress makes no representations about the suitability of
+ * this software for any purpose.  It is provided "as is" without express
+ * or implied warranty.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+ * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ */
+
+#include "crypto_int.h"
+
+krb5_boolean KRB5_CALLCONV
+krb5_c_is_keyed_cksum(krb5_cksumtype ctype)
+{
+    const struct krb5_cksumtypes *ctp;
+
+    ctp = find_cksumtype(ctype);
+    if (ctp == NULL)
+        return FALSE;
+    return !(ctp->flags & CKSUM_UNKEYED);
+}