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rc4test.c 4.1 KB

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  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. * RC4 and SHA-1 low level APIs are deprecated for public use, but still ok for
  11. * internal use.
  12. */
  13. #include "internal/deprecated.h"
  14. #include <string.h>
  15. #include "internal/nelem.h"
  16. #include "testutil.h"
  17. #ifndef OPENSSL_NO_RC4
  18. # include <openssl/rc4.h>
  19. # include <openssl/sha.h>
  20. static unsigned char keys[6][30] = {
  21. {8, 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef},
  22. {8, 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef},
  23. {8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
  24. {4, 0xef, 0x01, 0x23, 0x45},
  25. {8, 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef},
  26. {4, 0xef, 0x01, 0x23, 0x45},
  27. };
  28. static unsigned char data_len[6] = { 8, 8, 8, 20, 28, 10 };
  29. static unsigned char data[6][30] = {
  30. {0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, 0xff},
  31. {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff},
  32. {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff},
  33. {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  34. 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  35. 0x00, 0x00, 0x00, 0x00, 0xff},
  36. {0x12, 0x34, 0x56, 0x78, 0x9A, 0xBC, 0xDE, 0xF0,
  37. 0x12, 0x34, 0x56, 0x78, 0x9A, 0xBC, 0xDE, 0xF0,
  38. 0x12, 0x34, 0x56, 0x78, 0x9A, 0xBC, 0xDE, 0xF0,
  39. 0x12, 0x34, 0x56, 0x78, 0xff},
  40. {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff},
  41. };
  42. static unsigned char output[6][30] = {
  43. {0x75, 0xb7, 0x87, 0x80, 0x99, 0xe0, 0xc5, 0x96, 0x00},
  44. {0x74, 0x94, 0xc2, 0xe7, 0x10, 0x4b, 0x08, 0x79, 0x00},
  45. {0xde, 0x18, 0x89, 0x41, 0xa3, 0x37, 0x5d, 0x3a, 0x00},
  46. {0xd6, 0xa1, 0x41, 0xa7, 0xec, 0x3c, 0x38, 0xdf,
  47. 0xbd, 0x61, 0x5a, 0x11, 0x62, 0xe1, 0xc7, 0xba,
  48. 0x36, 0xb6, 0x78, 0x58, 0x00},
  49. {0x66, 0xa0, 0x94, 0x9f, 0x8a, 0xf7, 0xd6, 0x89,
  50. 0x1f, 0x7f, 0x83, 0x2b, 0xa8, 0x33, 0xc0, 0x0c,
  51. 0x89, 0x2e, 0xbe, 0x30, 0x14, 0x3c, 0xe2, 0x87,
  52. 0x40, 0x01, 0x1e, 0xcf, 0x00},
  53. {0xd6, 0xa1, 0x41, 0xa7, 0xec, 0x3c, 0x38, 0xdf, 0xbd, 0x61, 0x00},
  54. };
  55. static int test_rc4_encrypt(const int i)
  56. {
  57. unsigned char obuf[512];
  58. RC4_KEY key;
  59. RC4_set_key(&key, keys[i][0], &(keys[i][1]));
  60. memset(obuf, 0, sizeof(obuf));
  61. RC4(&key, data_len[i], &(data[i][0]), obuf);
  62. return TEST_mem_eq(obuf, data_len[i] + 1, output[i], data_len[i] + 1);
  63. }
  64. static int test_rc4_end_processing(const int i)
  65. {
  66. unsigned char obuf[512];
  67. RC4_KEY key;
  68. RC4_set_key(&key, keys[3][0], &(keys[3][1]));
  69. memset(obuf, 0, sizeof(obuf));
  70. RC4(&key, i, &(data[3][0]), obuf);
  71. if (!TEST_mem_eq(obuf, i, output[3], i))
  72. return 0;
  73. return TEST_uchar_eq(obuf[i], 0);
  74. }
  75. static int test_rc4_multi_call(const int i)
  76. {
  77. unsigned char obuf[512];
  78. RC4_KEY key;
  79. RC4_set_key(&key, keys[3][0], &(keys[3][1]));
  80. memset(obuf, 0, sizeof(obuf));
  81. RC4(&key, i, &(data[3][0]), obuf);
  82. RC4(&key, data_len[3] - i, &(data[3][i]), &(obuf[i]));
  83. return TEST_mem_eq(obuf, data_len[3] + 1, output[3], data_len[3] + 1);
  84. }
  85. static int test_rc_bulk(void)
  86. {
  87. RC4_KEY key;
  88. unsigned char buf[513];
  89. SHA_CTX c;
  90. unsigned char md[SHA_DIGEST_LENGTH];
  91. int i;
  92. static unsigned char expected[] = {
  93. 0xa4, 0x7b, 0xcc, 0x00, 0x3d, 0xd0, 0xbd, 0xe1, 0xac, 0x5f,
  94. 0x12, 0x1e, 0x45, 0xbc, 0xfb, 0x1a, 0xa1, 0xf2, 0x7f, 0xc5
  95. };
  96. RC4_set_key(&key, keys[0][0], &(keys[3][1]));
  97. memset(buf, 0, sizeof(buf));
  98. SHA1_Init(&c);
  99. for (i = 0; i < 2571; i++) {
  100. RC4(&key, sizeof(buf), buf, buf);
  101. SHA1_Update(&c, buf, sizeof(buf));
  102. }
  103. SHA1_Final(md, &c);
  104. return TEST_mem_eq(md, sizeof(md), expected, sizeof(expected));
  105. }
  106. #endif
  107. int setup_tests(void)
  108. {
  109. #ifndef OPENSSL_NO_RC4
  110. ADD_ALL_TESTS(test_rc4_encrypt, OSSL_NELEM(data_len));
  111. ADD_ALL_TESTS(test_rc4_end_processing, data_len[3]);
  112. ADD_ALL_TESTS(test_rc4_multi_call, data_len[3]);
  113. ADD_TEST(test_rc_bulk);
  114. #endif
  115. return 1;
  116. }