bn_depr.c 4.2 KB

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  1. /* crypto/bn/bn_depr.c */
  2. /* ====================================================================
  3. * Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved.
  4. *
  5. * Redistribution and use in source and binary forms, with or without
  6. * modification, are permitted provided that the following conditions
  7. * are met:
  8. *
  9. * 1. Redistributions of source code must retain the above copyright
  10. * notice, this list of conditions and the following disclaimer.
  11. *
  12. * 2. Redistributions in binary form must reproduce the above copyright
  13. * notice, this list of conditions and the following disclaimer in
  14. * the documentation and/or other materials provided with the
  15. * distribution.
  16. *
  17. * 3. All advertising materials mentioning features or use of this
  18. * software must display the following acknowledgment:
  19. * "This product includes software developed by the OpenSSL Project
  20. * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
  21. *
  22. * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  23. * endorse or promote products derived from this software without
  24. * prior written permission. For written permission, please contact
  25. * openssl-core@openssl.org.
  26. *
  27. * 5. Products derived from this software may not be called "OpenSSL"
  28. * nor may "OpenSSL" appear in their names without prior written
  29. * permission of the OpenSSL Project.
  30. *
  31. * 6. Redistributions of any form whatsoever must retain the following
  32. * acknowledgment:
  33. * "This product includes software developed by the OpenSSL Project
  34. * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
  35. *
  36. * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  37. * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  38. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  39. * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
  40. * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  41. * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  42. * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  43. * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  44. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  45. * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  46. * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  47. * OF THE POSSIBILITY OF SUCH DAMAGE.
  48. * ====================================================================
  49. *
  50. * This product includes cryptographic software written by Eric Young
  51. * (eay@cryptsoft.com). This product includes software written by Tim
  52. * Hudson (tjh@cryptsoft.com).
  53. *
  54. */
  55. /*
  56. * Support for deprecated functions goes here - static linkage will only
  57. * slurp this code if applications are using them directly.
  58. */
  59. #include <stdio.h>
  60. #include <time.h>
  61. #include "cryptlib.h"
  62. #include "bn_lcl.h"
  63. #include <openssl/rand.h>
  64. static void *dummy = &dummy;
  65. #ifndef OPENSSL_NO_DEPRECATED
  66. BIGNUM *BN_generate_prime(BIGNUM *ret, int bits, int safe,
  67. const BIGNUM *add, const BIGNUM *rem,
  68. void (*callback) (int, int, void *), void *cb_arg)
  69. {
  70. BN_GENCB cb;
  71. BIGNUM *rnd = NULL;
  72. int found = 0;
  73. BN_GENCB_set_old(&cb, callback, cb_arg);
  74. if (ret == NULL) {
  75. if ((rnd = BN_new()) == NULL)
  76. goto err;
  77. } else
  78. rnd = ret;
  79. if (!BN_generate_prime_ex(rnd, bits, safe, add, rem, &cb))
  80. goto err;
  81. /* we have a prime :-) */
  82. found = 1;
  83. err:
  84. if (!found && (ret == NULL) && (rnd != NULL))
  85. BN_free(rnd);
  86. return (found ? rnd : NULL);
  87. }
  88. int BN_is_prime(const BIGNUM *a, int checks,
  89. void (*callback) (int, int, void *), BN_CTX *ctx_passed,
  90. void *cb_arg)
  91. {
  92. BN_GENCB cb;
  93. BN_GENCB_set_old(&cb, callback, cb_arg);
  94. return BN_is_prime_ex(a, checks, ctx_passed, &cb);
  95. }
  96. int BN_is_prime_fasttest(const BIGNUM *a, int checks,
  97. void (*callback) (int, int, void *),
  98. BN_CTX *ctx_passed, void *cb_arg,
  99. int do_trial_division)
  100. {
  101. BN_GENCB cb;
  102. BN_GENCB_set_old(&cb, callback, cb_arg);
  103. return BN_is_prime_fasttest_ex(a, checks, ctx_passed,
  104. do_trial_division, &cb);
  105. }
  106. #endif