From 8daa83a594a2e98f39d764422bfbdbc62c9efd44 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 19:20:00 +0200
Subject: Adding upstream version 2:4.20.0+dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 third_party/heimdal/lib/krb5/crypto-null.c | 103 +++++++++++++++++++++++++++++
 1 file changed, 103 insertions(+)
 create mode 100644 third_party/heimdal/lib/krb5/crypto-null.c

(limited to 'third_party/heimdal/lib/krb5/crypto-null.c')

diff --git a/third_party/heimdal/lib/krb5/crypto-null.c b/third_party/heimdal/lib/krb5/crypto-null.c
new file mode 100644
index 0000000..a62a57f
--- /dev/null
+++ b/third_party/heimdal/lib/krb5/crypto-null.c
@@ -0,0 +1,103 @@
+/*
+ * Copyright (c) 1997 - 2008 Kungliga Tekniska Högskolan
+ * (Royal Institute of Technology, Stockholm, Sweden).
+ * 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.
+ *
+ * 3. Neither the name of the Institute nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE 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 INSTITUTE 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.
+ */
+
+#include "krb5_locl.h"
+
+#ifndef HEIMDAL_SMALLER
+#define DES3_OLD_ENCTYPE 1
+#endif
+
+static struct _krb5_key_type keytype_null = {
+    KRB5_ENCTYPE_NULL,
+    "null",
+    0,
+    0,
+    0,
+    NULL,
+    NULL,
+    NULL,
+    NULL,
+    NULL,
+    NULL
+};
+
+static krb5_error_code
+NONE_checksum(krb5_context context,
+	      krb5_crypto crypto,
+	      struct _krb5_key_data *key,
+	      unsigned usage,
+	      const struct krb5_crypto_iov *iov,
+	      int niov,
+	      Checksum *C)
+{
+    return 0;
+}
+
+struct _krb5_checksum_type _krb5_checksum_none = {
+    CKSUMTYPE_NONE,
+    "none",
+    1,
+    0,
+    0,
+    NONE_checksum,
+    NULL
+};
+
+static krb5_error_code
+NULL_encrypt(krb5_context context,
+	     struct _krb5_key_data *key,
+	     void *data,
+	     size_t len,
+	     krb5_boolean encryptp,
+	     int usage,
+	     void *ivec)
+{
+    return 0;
+}
+
+struct _krb5_encryption_type _krb5_enctype_null = {
+    ETYPE_NULL,
+    "null",
+    NULL,
+    1,
+    1,
+    0,
+    &keytype_null,
+    &_krb5_checksum_none,
+    NULL,
+    F_DISABLED | F_OLD,
+    NULL_encrypt,
+    NULL,
+    0,
+    NULL
+};
-- 
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