From 39e4b9eec145d9fddb5e491b65eec2b861a6d82b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Love=20H=C3=B6rnquist=20=C3=85strand?= <lha@kth.se>
Date: Fri, 13 Jan 2006 08:25:34 +0000
Subject: [PATCH] Test for EVP_CIPHER.

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@16533 ec53bebd-3082-4978-b11e-865c3cabbd6b
---
 lib/des/test_cipher.c | 145 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 145 insertions(+)
 create mode 100644 lib/des/test_cipher.c

diff --git a/lib/des/test_cipher.c b/lib/des/test_cipher.c
new file mode 100644
index 000000000..5d8f05d17
--- /dev/null
+++ b/lib/des/test_cipher.c
@@ -0,0 +1,145 @@
+/*
+ * Copyright (c) 2006 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. 
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#ifdef RCSID
+RCSID("$Id$");
+#endif
+
+#include <sys/types.h>
+#include <limits.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <evp.h>
+
+struct tests {
+    void *key;
+    size_t keysize;
+    void *iv;
+    size_t datasize;
+    void *indata;
+    void *outdata;
+    size_t outdatasize;
+};
+
+struct tests aes_tests[] = {
+    { "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
+      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
+      32,
+      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
+      16,
+      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
+      "\xdc\x95\xc0\x78\xa2\x40\x89\x89\xad\x48\xa2\x14\x92\x84\x20\x87"
+    }
+};
+
+struct tests rc2_40_tests[] = {
+    { "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
+      16,
+      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
+      16,
+      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
+      "\xc0\xb8\xff\xa5\xd6\xeb\xc9\x62\xcc\x52\x5f\xfe\x9a\x3c\x97\xe6"
+    }
+};
+
+struct tests des_ede3_cbc_tests[] = {
+    { "1917ffe6bb772efc297643bc63567e9a002e4d431d5ffd58",
+      24,
+      "\xbf\x9a\x12\xb7\x26\x69\xfd\x05",
+      16,
+      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
+      "\x9d\x50\xf4\xc6\x01\xdb\x45\x49\x11\x8f\x36\x06\x06\x08\x2e\xe5"
+    }
+};
+
+
+static int
+test_cipher(const EVP_CIPHER *c, struct tests *t)
+{
+    EVP_CIPHER_CTX ectx;
+    EVP_CIPHER_CTX dctx;
+    void *d;
+
+    EVP_CIPHER_CTX_init(&ectx);
+    EVP_CIPHER_CTX_init(&dctx);
+
+    if (!EVP_CipherInit_ex(&ectx, c, NULL, t->key, t->iv, 1))
+	return 1;
+    if (!EVP_CipherInit_ex(&dctx, c, NULL, t->key, t->iv, 0))
+	return 1;
+
+    d = malloc(t->datasize);
+
+    if (!EVP_Cipher(&ectx, d, t->indata, t->datasize))
+	return 1;
+
+    if (memcmp(d, t->outdata, t->datasize) != 0) {
+	printf("encrypt not the same\n");
+	return 1;
+    }
+
+    if (!EVP_Cipher(&dctx, d, d, t->datasize))
+	return 1;
+
+    if (memcmp(d, t->indata, t->datasize) != 0) {
+	printf("decrypt not the same\n");
+	return 1;
+    }
+
+    EVP_CIPHER_CTX_cleanup(&ectx);
+    EVP_CIPHER_CTX_cleanup(&dctx);
+
+    return 0;
+}
+
+int
+main(int argc, char **argv)
+{
+    int ret = 0;
+    int i;
+
+    for (i = 0; i < sizeof(aes_tests)/sizeof(aes_tests[0]); i++)
+	ret += test_cipher(EVP_aes_256_cbc(), &aes_tests[i]);
+    for (i = 0; i < sizeof(rc2_40_tests)/sizeof(rc2_40_tests[0]); i++)
+	ret += test_cipher(EVP_rc2_40_cbc(), &rc2_40_tests[i]);
+    for (i = 0; i < sizeof(rc2_40_tests)/sizeof(rc2_40_tests[0]); i++)
+	ret += test_cipher(EVP_des_ede3_cbc(), &des_ede3_cbc_tests[i]);
+
+    return ret;
+}