test memory corruption in MEMORY keytab

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@15168 ec53bebd-3082-4978-b11e-865c3cabbd6b
2005-05-18 04:38:30 +00:00
parent e84fad2e0e
commit f97a50a117
1 changed files with 80 additions and 0 deletions
--- a/lib/krb5/test_keytab.c
+++ b/lib/krb5/test_keytab.c
@@ -0,0 +1,80 @@
+/*
+ * Copyright (c) 2005 Kungliga Tekniska H<>gskolan
+ * (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 KTH 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 KTH AND ITS 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 KTH OR ITS 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"
+#include <err.h>
+
+RCSID("$Id$");
+
+/*
+ * Test that removal entry from of empty memory keytab doesn't
+ * corrupts memory.
+ */
+
+static void
+test_memory_keytab(krb5_context context)
+{
+    krb5_error_code ret;
+    krb5_keytab id;
+    krb5_keytab_entry entry;
+
+    ret = krb5_kt_resolve(context, "MEMORY:foo", &id);
+    if (ret)
+	krb5_err(context, 1, ret, "krb5_kt_resolve");
+
+    memset(&entry, 0, sizeof(entry));
+
+    krb5_kt_remove_entry(context, id, &entry);
+
+    ret = krb5_kt_close(close, id);
+    if (ret)
+	krb5_err(context, 1, ret, "krb5_kt_close");
+}
+
+int
+main(int argc, char **argv)
+{
+    krb5_context context;
+    krb5_error_code ret;
+
+    setprogname(argv[0]);
+
+    ret = krb5_init_context(&context);
+    if (ret)
+	errx (1, "krb5_init_context failed: %d", ret);
+
+    test_memory_keytab(context);
+
+    krb5_free_context(context);
+
+    return 0;
+}