test/ideatest.c

   1 /*
   2  * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the OpenSSL license (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 #include <string.h>
  11
  12 #include "../e_os.h"
  13 #include "test_main.h"
  14 #include "testutil.h"
  15
  16 #ifndef OPENSSL_NO_IDEA
  17 # include <openssl/idea.h>
  18
  19 static const unsigned char k[16] = {
  20     0x00, 0x01, 0x00, 0x02, 0x00, 0x03, 0x00, 0x04,
  21     0x00, 0x05, 0x00, 0x06, 0x00, 0x07, 0x00, 0x08
  22 };
  23
  24 static const  unsigned char in[8] = { 0x00, 0x00, 0x00, 0x01, 0x00, 0x02, 0x00, 0x03 };
  25 static const unsigned char c[8] = { 0x11, 0xFB, 0xED, 0x2B, 0x01, 0x98, 0x6D, 0xE5 };
  26
  27 static unsigned char out[80];
  28
  29 static const char text[] = "Hello to all people out there";
  30
  31 static const unsigned char cfb_key[16] = {
  32     0xe1, 0xf0, 0xc3, 0xd2, 0xa5, 0xb4, 0x87, 0x96,
  33     0x69, 0x78, 0x4b, 0x5a, 0x2d, 0x3c, 0x0f, 0x1e,
  34 };
  35 static const unsigned char cfb_iv[80] =
  36     { 0x34, 0x12, 0x78, 0x56, 0xab, 0x90, 0xef, 0xcd };
  37 static unsigned char cfb_buf1[40], cfb_buf2[40], cfb_tmp[8];
  38 # define CFB_TEST_SIZE 24
  39 static const unsigned char plain[CFB_TEST_SIZE] = {
  40     0x4e, 0x6f, 0x77, 0x20, 0x69, 0x73,
  41     0x20, 0x74, 0x68, 0x65, 0x20, 0x74,
  42     0x69, 0x6d, 0x65, 0x20, 0x66, 0x6f,
  43     0x72, 0x20, 0x61, 0x6c, 0x6c, 0x20
  44 };
  45
  46 static const unsigned char cfb_cipher64[CFB_TEST_SIZE] = {
  47     0x59, 0xD8, 0xE2, 0x65, 0x00, 0x58, 0x6C, 0x3F,
  48     0x2C, 0x17, 0x25, 0xD0, 0x1A, 0x38, 0xB7, 0x2A,
  49     0x39, 0x61, 0x37, 0xDC, 0x79, 0xFB, 0x9F, 0x45
  50 /*- 0xF9,0x78,0x32,0xB5,0x42,0x1A,0x6B,0x38,
  51     0x9A,0x44,0xD6,0x04,0x19,0x43,0xC4,0xD9,
  52     0x3D,0x1E,0xAE,0x47,0xFC,0xCF,0x29,0x0B,*/
  53 };
  54
  55 static int test_idea_ecb(void)
  56 {
  57     IDEA_KEY_SCHEDULE key, dkey;
  58
  59     IDEA_set_encrypt_key(k, &key);
  60     IDEA_ecb_encrypt(in, out, &key);
  61     if (!TEST_mem_eq(out, IDEA_BLOCK, c, sizeof(c)))
  62         return 0;
  63
  64     IDEA_set_decrypt_key(&key, &dkey);
  65     IDEA_ecb_encrypt(c, out, &dkey);
  66     return TEST_mem_eq(out, IDEA_BLOCK, in, sizeof(in));
  67 }
  68
  69 static int test_idea_cbc(void)
  70 {
  71     IDEA_KEY_SCHEDULE key, dkey;
  72     unsigned char iv[IDEA_BLOCK];
  73     const size_t text_len = sizeof(text);
  74
  75     IDEA_set_encrypt_key(k, &key);
  76     IDEA_set_decrypt_key(&key, &dkey);
  77     memcpy(iv, k, sizeof(iv));
  78     IDEA_cbc_encrypt((unsigned char *)text, out, text_len, &key, iv, 1);
  79     memcpy(iv, k, sizeof(iv));
  80     IDEA_cbc_encrypt(out, out, IDEA_BLOCK, &dkey, iv, 0);
  81     IDEA_cbc_encrypt(&out[8], &out[8], text_len - 8, &dkey, iv, 0);
  82     return TEST_mem_eq(text, text_len, out, text_len);
  83 }
  84
  85 static int test_idea_cfb64(void)
  86 {
  87     IDEA_KEY_SCHEDULE eks, dks;
  88     int n;
  89
  90     IDEA_set_encrypt_key(cfb_key, &eks);
  91     IDEA_set_decrypt_key(&eks, &dks);
  92     memcpy(cfb_tmp, cfb_iv, sizeof(cfb_tmp));
  93     n = 0;
  94     IDEA_cfb64_encrypt(plain, cfb_buf1, (long)12, &eks,
  95                        cfb_tmp, &n, IDEA_ENCRYPT);
  96     IDEA_cfb64_encrypt(&plain[12], &cfb_buf1[12],
  97                        (long)CFB_TEST_SIZE - 12, &eks,
  98                        cfb_tmp, &n, IDEA_ENCRYPT);
  99     if (!TEST_mem_eq(cfb_cipher64, CFB_TEST_SIZE, cfb_buf1, CFB_TEST_SIZE))
 100         return 0;
 101     memcpy(cfb_tmp, cfb_iv, sizeof(cfb_tmp));
 102     n = 0;
 103     IDEA_cfb64_encrypt(cfb_buf1, cfb_buf2, (long)13, &eks,
 104                        cfb_tmp, &n, IDEA_DECRYPT);
 105     IDEA_cfb64_encrypt(&cfb_buf1[13], &cfb_buf2[13],
 106                        (long)CFB_TEST_SIZE - 13, &eks,
 107                        cfb_tmp, &n, IDEA_DECRYPT);
 108     return TEST_mem_eq(plain, CFB_TEST_SIZE, cfb_buf2, CFB_TEST_SIZE);
 109 }
 110 #endif
 111
 112 void register_tests(void)
 113 {
 114 #ifndef OPENSSL_NO_IDEA
 115     ADD_TEST(test_idea_ecb);
 116     ADD_TEST(test_idea_cbc);
 117     ADD_TEST(test_idea_cfb64);
 118 #endif
 119 }