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ts_lib.c 4.6 KB

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  1. /* crypto/ts/ts_lib.c */
  2. /* Written by Zoltan Glozik (zglozik@stones.com) for the OpenSSL
  3. * project 2002.
  4. */
  5. /* ====================================================================
  6. * Copyright (c) 2006 The OpenSSL Project. All rights reserved.
  7. *
  8. * Redistribution and use in source and binary forms, with or without
  9. * modification, are permitted provided that the following conditions
  10. * are met:
  11. *
  12. * 1. Redistributions of source code must retain the above copyright
  13. * notice, this list of conditions and the following disclaimer.
  14. *
  15. * 2. Redistributions in binary form must reproduce the above copyright
  16. * notice, this list of conditions and the following disclaimer in
  17. * the documentation and/or other materials provided with the
  18. * distribution.
  19. *
  20. * 3. All advertising materials mentioning features or use of this
  21. * software must display the following acknowledgment:
  22. * "This product includes software developed by the OpenSSL Project
  23. * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
  24. *
  25. * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  26. * endorse or promote products derived from this software without
  27. * prior written permission. For written permission, please contact
  28. * licensing@OpenSSL.org.
  29. *
  30. * 5. Products derived from this software may not be called "OpenSSL"
  31. * nor may "OpenSSL" appear in their names without prior written
  32. * permission of the OpenSSL Project.
  33. *
  34. * 6. Redistributions of any form whatsoever must retain the following
  35. * acknowledgment:
  36. * "This product includes software developed by the OpenSSL Project
  37. * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
  38. *
  39. * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  40. * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  41. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  42. * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
  43. * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  44. * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  45. * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  46. * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  47. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  48. * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  49. * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  50. * OF THE POSSIBILITY OF SUCH DAMAGE.
  51. * ====================================================================
  52. *
  53. * This product includes cryptographic software written by Eric Young
  54. * (eay@cryptsoft.com). This product includes software written by Tim
  55. * Hudson (tjh@cryptsoft.com).
  56. *
  57. */
  58. #include <stdio.h>
  59. #include "cryptlib.h"
  60. #include <openssl/objects.h>
  61. #include <openssl/bn.h>
  62. #include <openssl/x509v3.h>
  63. #include "ts.h"
  64. /* Local function declarations. */
  65. /* Function definitions. */
  66. int TS_ASN1_INTEGER_print_bio(BIO *bio, const ASN1_INTEGER *num)
  67. {
  68. BIGNUM num_bn;
  69. int result = 0;
  70. char *hex;
  71. BN_init(&num_bn);
  72. ASN1_INTEGER_to_BN(num, &num_bn);
  73. if ((hex = BN_bn2hex(&num_bn)))
  74. {
  75. result = BIO_write(bio, "0x", 2) > 0;
  76. result = result && BIO_write(bio, hex, strlen(hex)) > 0;
  77. OPENSSL_free(hex);
  78. }
  79. BN_free(&num_bn);
  80. return result;
  81. }
  82. int TS_OBJ_print_bio(BIO *bio, const ASN1_OBJECT *obj)
  83. {
  84. char obj_txt[128];
  85. int len = OBJ_obj2txt(obj_txt, sizeof(obj_txt), obj, 0);
  86. BIO_write(bio, obj_txt, len);
  87. BIO_write(bio, "\n", 1);
  88. return 1;
  89. }
  90. int TS_ext_print_bio(BIO *bio, const STACK_OF(X509_EXTENSION) *extensions)
  91. {
  92. int i, critical, n;
  93. X509_EXTENSION *ex;
  94. ASN1_OBJECT *obj;
  95. BIO_printf(bio, "Extensions:\n");
  96. n = X509v3_get_ext_count(extensions);
  97. for (i = 0; i < n; i++)
  98. {
  99. ex = X509v3_get_ext(extensions, i);
  100. obj = X509_EXTENSION_get_object(ex);
  101. i2a_ASN1_OBJECT(bio, obj);
  102. critical = X509_EXTENSION_get_critical(ex);
  103. BIO_printf(bio, ": %s\n", critical ? "critical" : "");
  104. if (!X509V3_EXT_print(bio, ex, 0, 4))
  105. {
  106. BIO_printf(bio, "%4s", "");
  107. M_ASN1_OCTET_STRING_print(bio, ex->value);
  108. }
  109. BIO_write(bio, "\n", 1);
  110. }
  111. return 1;
  112. }
  113. int TS_X509_ALGOR_print_bio(BIO *bio, const X509_ALGOR *alg)
  114. {
  115. int i = OBJ_obj2nid(alg->algorithm);
  116. return BIO_printf(bio, "Hash Algorithm: %s\n",
  117. (i == NID_undef) ? "UNKNOWN" : OBJ_nid2ln(i));
  118. }
  119. int TS_MSG_IMPRINT_print_bio(BIO *bio, TS_MSG_IMPRINT *a)
  120. {
  121. const ASN1_OCTET_STRING *msg;
  122. TS_X509_ALGOR_print_bio(bio, TS_MSG_IMPRINT_get_algo(a));
  123. BIO_printf(bio, "Message data:\n");
  124. msg = TS_MSG_IMPRINT_get_msg(a);
  125. BIO_dump_indent(bio, (const char *)M_ASN1_STRING_data(msg),
  126. M_ASN1_STRING_length(msg), 4);
  127. return 1;
  128. }