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1 /* crypto/asn1/x_attrib.c */ |
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2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
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3 * All rights reserved. |
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4 * |
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5 * This package is an SSL implementation written |
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6 * by Eric Young (eay@cryptsoft.com). |
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7 * The implementation was written so as to conform with Netscapes SSL. |
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8 * |
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9 * This library is free for commercial and non-commercial use as long as |
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10 * the following conditions are aheared to. The following conditions |
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11 * apply to all code found in this distribution, be it the RC4, RSA, |
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12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation |
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13 * included with this distribution is covered by the same copyright terms |
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14 * except that the holder is Tim Hudson (tjh@cryptsoft.com). |
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15 * |
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16 * Copyright remains Eric Young's, and as such any Copyright notices in |
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17 * the code are not to be removed. |
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18 * If this package is used in a product, Eric Young should be given attribution |
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19 * as the author of the parts of the library used. |
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20 * This can be in the form of a textual message at program startup or |
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21 * in documentation (online or textual) provided with the package. |
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22 * |
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23 * Redistribution and use in source and binary forms, with or without |
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24 * modification, are permitted provided that the following conditions |
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25 * are met: |
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26 * 1. Redistributions of source code must retain the copyright |
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27 * notice, this list of conditions and the following disclaimer. |
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28 * 2. Redistributions in binary form must reproduce the above copyright |
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29 * notice, this list of conditions and the following disclaimer in the |
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30 * documentation and/or other materials provided with the distribution. |
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31 * 3. All advertising materials mentioning features or use of this software |
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32 * must display the following acknowledgement: |
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33 * "This product includes cryptographic software written by |
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34 * Eric Young (eay@cryptsoft.com)" |
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35 * The word 'cryptographic' can be left out if the rouines from the library |
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36 * being used are not cryptographic related :-). |
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37 * 4. If you include any Windows specific code (or a derivative thereof) from |
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38 * the apps directory (application code) you must include an acknowledgement: |
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39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" |
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40 * |
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41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
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42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
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45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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51 * SUCH DAMAGE. |
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52 * |
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53 * The licence and distribution terms for any publically available version or |
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54 * derivative of this code cannot be changed. i.e. this code cannot simply be |
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55 * copied and put under another distribution licence |
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56 * [including the GNU Public Licence.] |
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57 */ |
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58 |
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59 #include <stdio.h> |
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60 #include "cryptlib.h" |
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61 #include <openssl/objects.h> |
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62 #include <openssl/asn1t.h> |
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63 #include <openssl/x509.h> |
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64 |
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65 /* X509_ATTRIBUTE: this has the following form: |
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66 * |
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67 * typedef struct x509_attributes_st |
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68 * { |
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69 * ASN1_OBJECT *object; |
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70 * int single; |
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71 * union { |
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72 * char *ptr; |
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73 * STACK_OF(ASN1_TYPE) *set; |
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74 * ASN1_TYPE *single; |
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75 * } value; |
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76 * } X509_ATTRIBUTE; |
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77 * |
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78 * this needs some extra thought because the CHOICE type is |
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79 * merged with the main structure and because the value can |
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80 * be anything at all we *must* try the SET OF first because |
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81 * the ASN1_ANY type will swallow anything including the whole |
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82 * SET OF structure. |
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83 */ |
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84 |
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85 ASN1_CHOICE(X509_ATTRIBUTE_SET) = { |
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86 ASN1_SET_OF(X509_ATTRIBUTE, value.set, ASN1_ANY), |
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87 ASN1_SIMPLE(X509_ATTRIBUTE, value.single, ASN1_ANY) |
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88 } ASN1_CHOICE_END_selector(X509_ATTRIBUTE, X509_ATTRIBUTE_SET, single) |
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89 |
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90 ASN1_SEQUENCE(X509_ATTRIBUTE) = { |
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91 ASN1_SIMPLE(X509_ATTRIBUTE, object, ASN1_OBJECT), |
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92 /* CHOICE type merged with parent */ |
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93 ASN1_EX_COMBINE(0, 0, X509_ATTRIBUTE_SET) |
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94 } ASN1_SEQUENCE_END(X509_ATTRIBUTE) |
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95 |
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96 IMPLEMENT_ASN1_FUNCTIONS(X509_ATTRIBUTE) |
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97 IMPLEMENT_ASN1_DUP_FUNCTION(X509_ATTRIBUTE) |
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98 |
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99 EXPORT_C X509_ATTRIBUTE *X509_ATTRIBUTE_create(int nid, int atrtype, void *value) |
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100 { |
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101 X509_ATTRIBUTE *ret=NULL; |
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102 ASN1_TYPE *val=NULL; |
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103 |
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104 if ((ret=X509_ATTRIBUTE_new()) == NULL) |
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105 return(NULL); |
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106 ret->object=OBJ_nid2obj(nid); |
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107 ret->single=0; |
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108 if ((ret->value.set=sk_ASN1_TYPE_new_null()) == NULL) goto err; |
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109 if ((val=ASN1_TYPE_new()) == NULL) goto err; |
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110 if (!sk_ASN1_TYPE_push(ret->value.set,val)) goto err; |
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111 |
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112 ASN1_TYPE_set(val,atrtype,value); |
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113 return(ret); |
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114 err: |
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115 if (ret != NULL) X509_ATTRIBUTE_free(ret); |
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116 if (val != NULL) ASN1_TYPE_free(val); |
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117 return(NULL); |
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118 } |