xref: /openssl/test/rc2test.c (revision 33388b44)
1 /*
2  * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
3  *
4  * Licensed under the Apache License 2.0 (the "License").  You may not use
5  * this file except in compliance with the License.  You can obtain a copy
6  * in the file LICENSE in the source distribution or at
7  * https://www.openssl.org/source/license.html
8  */
9 
10 /*
11  * RC2 low level APIs are deprecated for public use, but still ok for internal
12  * use.
13  */
14 #include "internal/deprecated.h"
15 
16 #include "internal/nelem.h"
17 #include "testutil.h"
18 
19 #ifndef OPENSSL_NO_RC2
20 # include <openssl/rc2.h>
21 
22 static unsigned char RC2key[4][16] = {
23     {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
24      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
25     {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
26      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},
27     {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
28      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
29     {0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
30      0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F},
31 };
32 
33 static unsigned char RC2plain[4][8] = {
34     {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
35     {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
36     {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
37     {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
38 };
39 
40 static unsigned char RC2cipher[4][8] = {
41     {0x1C, 0x19, 0x8A, 0x83, 0x8D, 0xF0, 0x28, 0xB7},
42     {0x21, 0x82, 0x9C, 0x78, 0xA9, 0xF9, 0xC0, 0x74},
43     {0x13, 0xDB, 0x35, 0x17, 0xD3, 0x21, 0x86, 0x9E},
44     {0x50, 0xDC, 0x01, 0x62, 0xBD, 0x75, 0x7F, 0x31},
45 };
46 
test_rc2(const int n)47 static int test_rc2(const int n)
48 {
49     int testresult = 1;
50     RC2_KEY key;
51     unsigned char buf[8], buf2[8];
52 
53     RC2_set_key(&key, 16, &(RC2key[n][0]), 0 /* or 1024 */ );
54 
55     RC2_ecb_encrypt(&RC2plain[n][0], buf, &key, RC2_ENCRYPT);
56     if (!TEST_mem_eq(&RC2cipher[n][0], 8, buf, 8))
57         testresult = 0;
58 
59     RC2_ecb_encrypt(buf, buf2, &key, RC2_DECRYPT);
60     if (!TEST_mem_eq(&RC2plain[n][0], 8, buf2, 8))
61         testresult = 0;
62 
63     return testresult;
64 }
65 
66 #endif
67 
setup_tests(void)68 int setup_tests(void)
69 {
70 #ifndef OPENSSL_NO_RC2
71     ADD_ALL_TESTS(test_rc2, OSSL_NELEM(RC2key));
72 #endif
73     return 1;
74 }
75