v3_bitst.c 5.4 KB

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  1. /* v3_bitst.c */
  2. /*
  3. * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
  4. * 1999.
  5. */
  6. /* ====================================================================
  7. * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
  8. *
  9. * Redistribution and use in source and binary forms, with or without
  10. * modification, are permitted provided that the following conditions
  11. * are met:
  12. *
  13. * 1. Redistributions of source code must retain the above copyright
  14. * notice, this list of conditions and the following disclaimer.
  15. *
  16. * 2. Redistributions in binary form must reproduce the above copyright
  17. * notice, this list of conditions and the following disclaimer in
  18. * the documentation and/or other materials provided with the
  19. * distribution.
  20. *
  21. * 3. All advertising materials mentioning features or use of this
  22. * software must display the following acknowledgment:
  23. * "This product includes software developed by the OpenSSL Project
  24. * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
  25. *
  26. * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  27. * endorse or promote products derived from this software without
  28. * prior written permission. For written permission, please contact
  29. * licensing@OpenSSL.org.
  30. *
  31. * 5. Products derived from this software may not be called "OpenSSL"
  32. * nor may "OpenSSL" appear in their names without prior written
  33. * permission of the OpenSSL Project.
  34. *
  35. * 6. Redistributions of any form whatsoever must retain the following
  36. * acknowledgment:
  37. * "This product includes software developed by the OpenSSL Project
  38. * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
  39. *
  40. * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  41. * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  42. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  43. * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
  44. * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  45. * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  46. * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  47. * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  48. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  49. * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  50. * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  51. * OF THE POSSIBILITY OF SUCH DAMAGE.
  52. * ====================================================================
  53. *
  54. * This product includes cryptographic software written by Eric Young
  55. * (eay@cryptsoft.com). This product includes software written by Tim
  56. * Hudson (tjh@cryptsoft.com).
  57. *
  58. */
  59. #include <stdio.h>
  60. #include "internal/cryptlib.h"
  61. #include <openssl/conf.h>
  62. #include <openssl/x509v3.h>
  63. static BIT_STRING_BITNAME ns_cert_type_table[] = {
  64. {0, "SSL Client", "client"},
  65. {1, "SSL Server", "server"},
  66. {2, "S/MIME", "email"},
  67. {3, "Object Signing", "objsign"},
  68. {4, "Unused", "reserved"},
  69. {5, "SSL CA", "sslCA"},
  70. {6, "S/MIME CA", "emailCA"},
  71. {7, "Object Signing CA", "objCA"},
  72. {-1, NULL, NULL}
  73. };
  74. static BIT_STRING_BITNAME key_usage_type_table[] = {
  75. {0, "Digital Signature", "digitalSignature"},
  76. {1, "Non Repudiation", "nonRepudiation"},
  77. {2, "Key Encipherment", "keyEncipherment"},
  78. {3, "Data Encipherment", "dataEncipherment"},
  79. {4, "Key Agreement", "keyAgreement"},
  80. {5, "Certificate Sign", "keyCertSign"},
  81. {6, "CRL Sign", "cRLSign"},
  82. {7, "Encipher Only", "encipherOnly"},
  83. {8, "Decipher Only", "decipherOnly"},
  84. {-1, NULL, NULL}
  85. };
  86. const X509V3_EXT_METHOD v3_nscert =
  87. EXT_BITSTRING(NID_netscape_cert_type, ns_cert_type_table);
  88. const X509V3_EXT_METHOD v3_key_usage =
  89. EXT_BITSTRING(NID_key_usage, key_usage_type_table);
  90. STACK_OF(CONF_VALUE) *i2v_ASN1_BIT_STRING(X509V3_EXT_METHOD *method,
  91. ASN1_BIT_STRING *bits,
  92. STACK_OF(CONF_VALUE) *ret)
  93. {
  94. BIT_STRING_BITNAME *bnam;
  95. for (bnam = method->usr_data; bnam->lname; bnam++) {
  96. if (ASN1_BIT_STRING_get_bit(bits, bnam->bitnum))
  97. X509V3_add_value(bnam->lname, NULL, &ret);
  98. }
  99. return ret;
  100. }
  101. ASN1_BIT_STRING *v2i_ASN1_BIT_STRING(X509V3_EXT_METHOD *method,
  102. X509V3_CTX *ctx,
  103. STACK_OF(CONF_VALUE) *nval)
  104. {
  105. CONF_VALUE *val;
  106. ASN1_BIT_STRING *bs;
  107. int i;
  108. BIT_STRING_BITNAME *bnam;
  109. if ((bs = ASN1_BIT_STRING_new()) == NULL) {
  110. X509V3err(X509V3_F_V2I_ASN1_BIT_STRING, ERR_R_MALLOC_FAILURE);
  111. return NULL;
  112. }
  113. for (i = 0; i < sk_CONF_VALUE_num(nval); i++) {
  114. val = sk_CONF_VALUE_value(nval, i);
  115. for (bnam = method->usr_data; bnam->lname; bnam++) {
  116. if (strcmp(bnam->sname, val->name) == 0
  117. || strcmp(bnam->lname, val->name) == 0) {
  118. if (!ASN1_BIT_STRING_set_bit(bs, bnam->bitnum, 1)) {
  119. X509V3err(X509V3_F_V2I_ASN1_BIT_STRING,
  120. ERR_R_MALLOC_FAILURE);
  121. ASN1_BIT_STRING_free(bs);
  122. return NULL;
  123. }
  124. break;
  125. }
  126. }
  127. if (!bnam->lname) {
  128. X509V3err(X509V3_F_V2I_ASN1_BIT_STRING,
  129. X509V3_R_UNKNOWN_BIT_STRING_ARGUMENT);
  130. X509V3_conf_err(val);
  131. ASN1_BIT_STRING_free(bs);
  132. return NULL;
  133. }
  134. }
  135. return bs;
  136. }