[331] | 1 | /*
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| 2 | * Copyright 2000-2016 The OpenSSL Project Authors. All Rights Reserved.
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| 3 | *
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| 4 | * Licensed under the OpenSSL license (the "License"). You may not use
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| 5 | * this file except in compliance with the License. You can obtain a copy
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| 6 | * in the file LICENSE in the source distribution or at
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| 7 | * https://www.openssl.org/source/license.html
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| 8 | */
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| 9 |
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| 10 | #ifndef HEADER_ASN1T_H
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| 11 | # define HEADER_ASN1T_H
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| 12 |
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| 13 | # include <stddef.h>
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| 14 | # include <openssl/e_os2.h>
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| 15 | # include <openssl/asn1.h>
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| 16 |
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| 17 | # ifdef OPENSSL_BUILD_SHLIBCRYPTO
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| 18 | # undef OPENSSL_EXTERN
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| 19 | # define OPENSSL_EXTERN OPENSSL_EXPORT
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| 20 | # endif
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| 21 |
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| 22 | /* ASN1 template defines, structures and functions */
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| 23 |
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| 24 | #ifdef __cplusplus
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| 25 | extern "C" {
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| 26 | #endif
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| 27 |
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| 28 | # ifndef OPENSSL_EXPORT_VAR_AS_FUNCTION
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| 29 |
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| 30 | /* Macro to obtain ASN1_ADB pointer from a type (only used internally) */
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| 31 | # define ASN1_ADB_ptr(iptr) ((const ASN1_ADB *)(iptr))
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| 32 |
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| 33 | /* Macros for start and end of ASN1_ITEM definition */
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| 34 |
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| 35 | # define ASN1_ITEM_start(itname) \
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| 36 | OPENSSL_GLOBAL const ASN1_ITEM itname##_it = {
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| 37 |
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| 38 | # define static_ASN1_ITEM_start(itname) \
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| 39 | static const ASN1_ITEM itname##_it = {
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| 40 |
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| 41 | # define ASN1_ITEM_end(itname) \
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| 42 | };
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| 43 |
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| 44 | # else
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| 45 |
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| 46 | /* Macro to obtain ASN1_ADB pointer from a type (only used internally) */
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| 47 | # define ASN1_ADB_ptr(iptr) ((const ASN1_ADB *)(iptr()))
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| 48 |
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| 49 | /* Macros for start and end of ASN1_ITEM definition */
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| 50 |
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| 51 | # define ASN1_ITEM_start(itname) \
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| 52 | const ASN1_ITEM * itname##_it(void) \
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| 53 | { \
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| 54 | static const ASN1_ITEM local_it = {
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| 55 |
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| 56 | # define static_ASN1_ITEM_start(itname) \
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| 57 | static ASN1_ITEM_start(itname)
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| 58 |
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| 59 | # define ASN1_ITEM_end(itname) \
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| 60 | }; \
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| 61 | return &local_it; \
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| 62 | }
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| 63 |
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| 64 | # endif
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| 65 |
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| 66 | /* Macros to aid ASN1 template writing */
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| 67 |
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| 68 | # define ASN1_ITEM_TEMPLATE(tname) \
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| 69 | static const ASN1_TEMPLATE tname##_item_tt
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| 70 |
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| 71 | # define ASN1_ITEM_TEMPLATE_END(tname) \
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| 72 | ;\
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| 73 | ASN1_ITEM_start(tname) \
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| 74 | ASN1_ITYPE_PRIMITIVE,\
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| 75 | -1,\
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| 76 | &tname##_item_tt,\
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| 77 | 0,\
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| 78 | NULL,\
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| 79 | 0,\
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| 80 | #tname \
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| 81 | ASN1_ITEM_end(tname)
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| 82 | # define static_ASN1_ITEM_TEMPLATE_END(tname) \
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| 83 | ;\
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| 84 | static_ASN1_ITEM_start(tname) \
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| 85 | ASN1_ITYPE_PRIMITIVE,\
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| 86 | -1,\
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| 87 | &tname##_item_tt,\
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| 88 | 0,\
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| 89 | NULL,\
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| 90 | 0,\
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| 91 | #tname \
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| 92 | ASN1_ITEM_end(tname)
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| 93 |
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| 94 | /* This is a ASN1 type which just embeds a template */
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| 95 |
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| 96 | /*-
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| 97 | * This pair helps declare a SEQUENCE. We can do:
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| 98 | *
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| 99 | * ASN1_SEQUENCE(stname) = {
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| 100 | * ... SEQUENCE components ...
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| 101 | * } ASN1_SEQUENCE_END(stname)
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| 102 | *
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| 103 | * This will produce an ASN1_ITEM called stname_it
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| 104 | * for a structure called stname.
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| 105 | *
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| 106 | * If you want the same structure but a different
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| 107 | * name then use:
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| 108 | *
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| 109 | * ASN1_SEQUENCE(itname) = {
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| 110 | * ... SEQUENCE components ...
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| 111 | * } ASN1_SEQUENCE_END_name(stname, itname)
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| 112 | *
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| 113 | * This will create an item called itname_it using
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| 114 | * a structure called stname.
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| 115 | */
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| 116 |
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| 117 | # define ASN1_SEQUENCE(tname) \
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| 118 | static const ASN1_TEMPLATE tname##_seq_tt[]
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| 119 |
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| 120 | # define ASN1_SEQUENCE_END(stname) ASN1_SEQUENCE_END_name(stname, stname)
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| 121 |
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| 122 | # define static_ASN1_SEQUENCE_END(stname) static_ASN1_SEQUENCE_END_name(stname, stname)
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| 123 |
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| 124 | # define ASN1_SEQUENCE_END_name(stname, tname) \
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| 125 | ;\
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| 126 | ASN1_ITEM_start(tname) \
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| 127 | ASN1_ITYPE_SEQUENCE,\
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| 128 | V_ASN1_SEQUENCE,\
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| 129 | tname##_seq_tt,\
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| 130 | sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\
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| 131 | NULL,\
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| 132 | sizeof(stname),\
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| 133 | #stname \
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| 134 | ASN1_ITEM_end(tname)
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| 135 |
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| 136 | # define static_ASN1_SEQUENCE_END_name(stname, tname) \
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| 137 | ;\
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| 138 | static_ASN1_ITEM_start(tname) \
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| 139 | ASN1_ITYPE_SEQUENCE,\
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| 140 | V_ASN1_SEQUENCE,\
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| 141 | tname##_seq_tt,\
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| 142 | sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\
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| 143 | NULL,\
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| 144 | sizeof(stname),\
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| 145 | #stname \
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| 146 | ASN1_ITEM_end(tname)
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| 147 |
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| 148 | # define ASN1_NDEF_SEQUENCE(tname) \
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| 149 | ASN1_SEQUENCE(tname)
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| 150 |
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| 151 | # define ASN1_NDEF_SEQUENCE_cb(tname, cb) \
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| 152 | ASN1_SEQUENCE_cb(tname, cb)
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| 153 |
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| 154 | # define ASN1_SEQUENCE_cb(tname, cb) \
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| 155 | static const ASN1_AUX tname##_aux = {NULL, 0, 0, 0, cb, 0}; \
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| 156 | ASN1_SEQUENCE(tname)
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| 157 |
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| 158 | # define ASN1_BROKEN_SEQUENCE(tname) \
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| 159 | static const ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_BROKEN, 0, 0, 0, 0}; \
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| 160 | ASN1_SEQUENCE(tname)
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| 161 |
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| 162 | # define ASN1_SEQUENCE_ref(tname, cb) \
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| 163 | static const ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_REFCOUNT, offsetof(tname, references), offsetof(tname, lock), cb, 0}; \
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| 164 | ASN1_SEQUENCE(tname)
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| 165 |
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| 166 | # define ASN1_SEQUENCE_enc(tname, enc, cb) \
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| 167 | static const ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_ENCODING, 0, 0, cb, offsetof(tname, enc)}; \
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| 168 | ASN1_SEQUENCE(tname)
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| 169 |
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| 170 | # define ASN1_NDEF_SEQUENCE_END(tname) \
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| 171 | ;\
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| 172 | ASN1_ITEM_start(tname) \
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| 173 | ASN1_ITYPE_NDEF_SEQUENCE,\
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| 174 | V_ASN1_SEQUENCE,\
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| 175 | tname##_seq_tt,\
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| 176 | sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\
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| 177 | NULL,\
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| 178 | sizeof(tname),\
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| 179 | #tname \
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| 180 | ASN1_ITEM_end(tname)
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| 181 | # define static_ASN1_NDEF_SEQUENCE_END(tname) \
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| 182 | ;\
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| 183 | static_ASN1_ITEM_start(tname) \
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| 184 | ASN1_ITYPE_NDEF_SEQUENCE,\
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| 185 | V_ASN1_SEQUENCE,\
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| 186 | tname##_seq_tt,\
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| 187 | sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\
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| 188 | NULL,\
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| 189 | sizeof(tname),\
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| 190 | #tname \
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| 191 | ASN1_ITEM_end(tname)
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| 192 |
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| 193 | # define ASN1_BROKEN_SEQUENCE_END(stname) ASN1_SEQUENCE_END_ref(stname, stname)
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| 194 | # define static_ASN1_BROKEN_SEQUENCE_END(stname) \
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| 195 | static_ASN1_SEQUENCE_END_ref(stname, stname)
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| 196 |
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| 197 | # define ASN1_SEQUENCE_END_enc(stname, tname) ASN1_SEQUENCE_END_ref(stname, tname)
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| 198 |
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| 199 | # define ASN1_SEQUENCE_END_cb(stname, tname) ASN1_SEQUENCE_END_ref(stname, tname)
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| 200 | # define static_ASN1_SEQUENCE_END_cb(stname, tname) static_ASN1_SEQUENCE_END_ref(stname, tname)
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| 201 |
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| 202 | # define ASN1_SEQUENCE_END_ref(stname, tname) \
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| 203 | ;\
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| 204 | ASN1_ITEM_start(tname) \
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| 205 | ASN1_ITYPE_SEQUENCE,\
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| 206 | V_ASN1_SEQUENCE,\
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| 207 | tname##_seq_tt,\
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| 208 | sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\
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| 209 | &tname##_aux,\
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| 210 | sizeof(stname),\
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| 211 | #stname \
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| 212 | ASN1_ITEM_end(tname)
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| 213 | # define static_ASN1_SEQUENCE_END_ref(stname, tname) \
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| 214 | ;\
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| 215 | static_ASN1_ITEM_start(tname) \
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| 216 | ASN1_ITYPE_SEQUENCE,\
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| 217 | V_ASN1_SEQUENCE,\
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| 218 | tname##_seq_tt,\
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| 219 | sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\
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| 220 | &tname##_aux,\
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| 221 | sizeof(stname),\
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| 222 | #stname \
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| 223 | ASN1_ITEM_end(tname)
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| 224 |
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| 225 | # define ASN1_NDEF_SEQUENCE_END_cb(stname, tname) \
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| 226 | ;\
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| 227 | ASN1_ITEM_start(tname) \
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| 228 | ASN1_ITYPE_NDEF_SEQUENCE,\
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| 229 | V_ASN1_SEQUENCE,\
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| 230 | tname##_seq_tt,\
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| 231 | sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\
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| 232 | &tname##_aux,\
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| 233 | sizeof(stname),\
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| 234 | #stname \
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| 235 | ASN1_ITEM_end(tname)
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| 236 |
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| 237 | /*-
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| 238 | * This pair helps declare a CHOICE type. We can do:
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| 239 | *
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| 240 | * ASN1_CHOICE(chname) = {
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| 241 | * ... CHOICE options ...
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| 242 | * ASN1_CHOICE_END(chname)
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| 243 | *
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| 244 | * This will produce an ASN1_ITEM called chname_it
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| 245 | * for a structure called chname. The structure
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| 246 | * definition must look like this:
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| 247 | * typedef struct {
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| 248 | * int type;
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| 249 | * union {
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| 250 | * ASN1_SOMETHING *opt1;
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| 251 | * ASN1_SOMEOTHER *opt2;
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| 252 | * } value;
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| 253 | * } chname;
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| 254 | *
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| 255 | * the name of the selector must be 'type'.
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| 256 | * to use an alternative selector name use the
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| 257 | * ASN1_CHOICE_END_selector() version.
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| 258 | */
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| 259 |
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| 260 | # define ASN1_CHOICE(tname) \
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| 261 | static const ASN1_TEMPLATE tname##_ch_tt[]
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| 262 |
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| 263 | # define ASN1_CHOICE_cb(tname, cb) \
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| 264 | static const ASN1_AUX tname##_aux = {NULL, 0, 0, 0, cb, 0}; \
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| 265 | ASN1_CHOICE(tname)
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| 266 |
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| 267 | # define ASN1_CHOICE_END(stname) ASN1_CHOICE_END_name(stname, stname)
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| 268 |
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| 269 | # define static_ASN1_CHOICE_END(stname) static_ASN1_CHOICE_END_name(stname, stname)
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| 270 |
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| 271 | # define ASN1_CHOICE_END_name(stname, tname) ASN1_CHOICE_END_selector(stname, tname, type)
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| 272 |
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| 273 | # define static_ASN1_CHOICE_END_name(stname, tname) static_ASN1_CHOICE_END_selector(stname, tname, type)
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| 274 |
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| 275 | # define ASN1_CHOICE_END_selector(stname, tname, selname) \
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| 276 | ;\
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| 277 | ASN1_ITEM_start(tname) \
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| 278 | ASN1_ITYPE_CHOICE,\
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| 279 | offsetof(stname,selname) ,\
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| 280 | tname##_ch_tt,\
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| 281 | sizeof(tname##_ch_tt) / sizeof(ASN1_TEMPLATE),\
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| 282 | NULL,\
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| 283 | sizeof(stname),\
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| 284 | #stname \
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| 285 | ASN1_ITEM_end(tname)
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| 286 |
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| 287 | # define static_ASN1_CHOICE_END_selector(stname, tname, selname) \
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| 288 | ;\
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| 289 | static_ASN1_ITEM_start(tname) \
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| 290 | ASN1_ITYPE_CHOICE,\
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| 291 | offsetof(stname,selname) ,\
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| 292 | tname##_ch_tt,\
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| 293 | sizeof(tname##_ch_tt) / sizeof(ASN1_TEMPLATE),\
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| 294 | NULL,\
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| 295 | sizeof(stname),\
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| 296 | #stname \
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| 297 | ASN1_ITEM_end(tname)
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| 298 |
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| 299 | # define ASN1_CHOICE_END_cb(stname, tname, selname) \
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| 300 | ;\
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| 301 | ASN1_ITEM_start(tname) \
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| 302 | ASN1_ITYPE_CHOICE,\
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| 303 | offsetof(stname,selname) ,\
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| 304 | tname##_ch_tt,\
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| 305 | sizeof(tname##_ch_tt) / sizeof(ASN1_TEMPLATE),\
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| 306 | &tname##_aux,\
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| 307 | sizeof(stname),\
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| 308 | #stname \
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| 309 | ASN1_ITEM_end(tname)
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| 310 |
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| 311 | /* This helps with the template wrapper form of ASN1_ITEM */
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| 312 |
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| 313 | # define ASN1_EX_TEMPLATE_TYPE(flags, tag, name, type) { \
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| 314 | (flags), (tag), 0,\
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| 315 | #name, ASN1_ITEM_ref(type) }
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| 316 |
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| 317 | /* These help with SEQUENCE or CHOICE components */
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| 318 |
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| 319 | /* used to declare other types */
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| 320 |
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| 321 | # define ASN1_EX_TYPE(flags, tag, stname, field, type) { \
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| 322 | (flags), (tag), offsetof(stname, field),\
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| 323 | #field, ASN1_ITEM_ref(type) }
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| 324 |
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| 325 | /* implicit and explicit helper macros */
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| 326 |
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| 327 | # define ASN1_IMP_EX(stname, field, type, tag, ex) \
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| 328 | ASN1_EX_TYPE(ASN1_TFLG_IMPLICIT | ex, tag, stname, field, type)
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| 329 |
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| 330 | # define ASN1_EXP_EX(stname, field, type, tag, ex) \
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| 331 | ASN1_EX_TYPE(ASN1_TFLG_EXPLICIT | ex, tag, stname, field, type)
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| 332 |
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| 333 | /* Any defined by macros: the field used is in the table itself */
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| 334 |
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| 335 | # ifndef OPENSSL_EXPORT_VAR_AS_FUNCTION
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| 336 | # define ASN1_ADB_OBJECT(tblname) { ASN1_TFLG_ADB_OID, -1, 0, #tblname, (const ASN1_ITEM *)&(tblname##_adb) }
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| 337 | # define ASN1_ADB_INTEGER(tblname) { ASN1_TFLG_ADB_INT, -1, 0, #tblname, (const ASN1_ITEM *)&(tblname##_adb) }
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| 338 | # else
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| 339 | # define ASN1_ADB_OBJECT(tblname) { ASN1_TFLG_ADB_OID, -1, 0, #tblname, tblname##_adb }
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| 340 | # define ASN1_ADB_INTEGER(tblname) { ASN1_TFLG_ADB_INT, -1, 0, #tblname, tblname##_adb }
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| 341 | # endif
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| 342 | /* Plain simple type */
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| 343 | # define ASN1_SIMPLE(stname, field, type) ASN1_EX_TYPE(0,0, stname, field, type)
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| 344 | /* Embedded simple type */
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| 345 | # define ASN1_EMBED(stname, field, type) ASN1_EX_TYPE(ASN1_TFLG_EMBED,0, stname, field, type)
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| 346 |
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| 347 | /* OPTIONAL simple type */
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| 348 | # define ASN1_OPT(stname, field, type) ASN1_EX_TYPE(ASN1_TFLG_OPTIONAL, 0, stname, field, type)
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| 349 |
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| 350 | /* IMPLICIT tagged simple type */
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| 351 | # define ASN1_IMP(stname, field, type, tag) ASN1_IMP_EX(stname, field, type, tag, 0)
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| 352 |
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| 353 | /* IMPLICIT tagged OPTIONAL simple type */
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| 354 | # define ASN1_IMP_OPT(stname, field, type, tag) ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_OPTIONAL)
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| 355 |
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| 356 | /* Same as above but EXPLICIT */
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| 357 |
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| 358 | # define ASN1_EXP(stname, field, type, tag) ASN1_EXP_EX(stname, field, type, tag, 0)
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| 359 | # define ASN1_EXP_OPT(stname, field, type, tag) ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_OPTIONAL)
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| 360 |
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| 361 | /* SEQUENCE OF type */
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| 362 | # define ASN1_SEQUENCE_OF(stname, field, type) \
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| 363 | ASN1_EX_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, stname, field, type)
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| 364 |
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| 365 | /* OPTIONAL SEQUENCE OF */
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| 366 | # define ASN1_SEQUENCE_OF_OPT(stname, field, type) \
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| 367 | ASN1_EX_TYPE(ASN1_TFLG_SEQUENCE_OF|ASN1_TFLG_OPTIONAL, 0, stname, field, type)
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| 368 |
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| 369 | /* Same as above but for SET OF */
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| 370 |
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| 371 | # define ASN1_SET_OF(stname, field, type) \
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| 372 | ASN1_EX_TYPE(ASN1_TFLG_SET_OF, 0, stname, field, type)
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| 373 |
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| 374 | # define ASN1_SET_OF_OPT(stname, field, type) \
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| 375 | ASN1_EX_TYPE(ASN1_TFLG_SET_OF|ASN1_TFLG_OPTIONAL, 0, stname, field, type)
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| 376 |
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| 377 | /* Finally compound types of SEQUENCE, SET, IMPLICIT, EXPLICIT and OPTIONAL */
|
---|
| 378 |
|
---|
| 379 | # define ASN1_IMP_SET_OF(stname, field, type, tag) \
|
---|
| 380 | ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF)
|
---|
| 381 |
|
---|
| 382 | # define ASN1_EXP_SET_OF(stname, field, type, tag) \
|
---|
| 383 | ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF)
|
---|
| 384 |
|
---|
| 385 | # define ASN1_IMP_SET_OF_OPT(stname, field, type, tag) \
|
---|
| 386 | ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF|ASN1_TFLG_OPTIONAL)
|
---|
| 387 |
|
---|
| 388 | # define ASN1_EXP_SET_OF_OPT(stname, field, type, tag) \
|
---|
| 389 | ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF|ASN1_TFLG_OPTIONAL)
|
---|
| 390 |
|
---|
| 391 | # define ASN1_IMP_SEQUENCE_OF(stname, field, type, tag) \
|
---|
| 392 | ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF)
|
---|
| 393 |
|
---|
| 394 | # define ASN1_IMP_SEQUENCE_OF_OPT(stname, field, type, tag) \
|
---|
| 395 | ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF|ASN1_TFLG_OPTIONAL)
|
---|
| 396 |
|
---|
| 397 | # define ASN1_EXP_SEQUENCE_OF(stname, field, type, tag) \
|
---|
| 398 | ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF)
|
---|
| 399 |
|
---|
| 400 | # define ASN1_EXP_SEQUENCE_OF_OPT(stname, field, type, tag) \
|
---|
| 401 | ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF|ASN1_TFLG_OPTIONAL)
|
---|
| 402 |
|
---|
| 403 | /* EXPLICIT using indefinite length constructed form */
|
---|
| 404 | # define ASN1_NDEF_EXP(stname, field, type, tag) \
|
---|
| 405 | ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_NDEF)
|
---|
| 406 |
|
---|
| 407 | /* EXPLICIT OPTIONAL using indefinite length constructed form */
|
---|
| 408 | # define ASN1_NDEF_EXP_OPT(stname, field, type, tag) \
|
---|
| 409 | ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_OPTIONAL|ASN1_TFLG_NDEF)
|
---|
| 410 |
|
---|
| 411 | /* Macros for the ASN1_ADB structure */
|
---|
| 412 |
|
---|
| 413 | # define ASN1_ADB(name) \
|
---|
| 414 | static const ASN1_ADB_TABLE name##_adbtbl[]
|
---|
| 415 |
|
---|
| 416 | # ifndef OPENSSL_EXPORT_VAR_AS_FUNCTION
|
---|
| 417 |
|
---|
| 418 | # define ASN1_ADB_END(name, flags, field, adb_cb, def, none) \
|
---|
| 419 | ;\
|
---|
| 420 | static const ASN1_ADB name##_adb = {\
|
---|
| 421 | flags,\
|
---|
| 422 | offsetof(name, field),\
|
---|
| 423 | adb_cb,\
|
---|
| 424 | name##_adbtbl,\
|
---|
| 425 | sizeof(name##_adbtbl) / sizeof(ASN1_ADB_TABLE),\
|
---|
| 426 | def,\
|
---|
| 427 | none\
|
---|
| 428 | }
|
---|
| 429 |
|
---|
| 430 | # else
|
---|
| 431 |
|
---|
| 432 | # define ASN1_ADB_END(name, flags, field, adb_cb, def, none) \
|
---|
| 433 | ;\
|
---|
| 434 | static const ASN1_ITEM *name##_adb(void) \
|
---|
| 435 | { \
|
---|
| 436 | static const ASN1_ADB internal_adb = \
|
---|
| 437 | {\
|
---|
| 438 | flags,\
|
---|
| 439 | offsetof(name, field),\
|
---|
| 440 | adb_cb,\
|
---|
| 441 | name##_adbtbl,\
|
---|
| 442 | sizeof(name##_adbtbl) / sizeof(ASN1_ADB_TABLE),\
|
---|
| 443 | def,\
|
---|
| 444 | none\
|
---|
| 445 | }; \
|
---|
| 446 | return (const ASN1_ITEM *) &internal_adb; \
|
---|
| 447 | } \
|
---|
| 448 | void dummy_function(void)
|
---|
| 449 |
|
---|
| 450 | # endif
|
---|
| 451 |
|
---|
| 452 | # define ADB_ENTRY(val, template) {val, template}
|
---|
| 453 |
|
---|
| 454 | # define ASN1_ADB_TEMPLATE(name) \
|
---|
| 455 | static const ASN1_TEMPLATE name##_tt
|
---|
| 456 |
|
---|
| 457 | /*
|
---|
| 458 | * This is the ASN1 template structure that defines a wrapper round the
|
---|
| 459 | * actual type. It determines the actual position of the field in the value
|
---|
| 460 | * structure, various flags such as OPTIONAL and the field name.
|
---|
| 461 | */
|
---|
| 462 |
|
---|
| 463 | struct ASN1_TEMPLATE_st {
|
---|
| 464 | unsigned long flags; /* Various flags */
|
---|
| 465 | long tag; /* tag, not used if no tagging */
|
---|
| 466 | unsigned long offset; /* Offset of this field in structure */
|
---|
| 467 | const char *field_name; /* Field name */
|
---|
| 468 | ASN1_ITEM_EXP *item; /* Relevant ASN1_ITEM or ASN1_ADB */
|
---|
| 469 | };
|
---|
| 470 |
|
---|
| 471 | /* Macro to extract ASN1_ITEM and ASN1_ADB pointer from ASN1_TEMPLATE */
|
---|
| 472 |
|
---|
| 473 | # define ASN1_TEMPLATE_item(t) (t->item_ptr)
|
---|
| 474 | # define ASN1_TEMPLATE_adb(t) (t->item_ptr)
|
---|
| 475 |
|
---|
| 476 | typedef struct ASN1_ADB_TABLE_st ASN1_ADB_TABLE;
|
---|
| 477 | typedef struct ASN1_ADB_st ASN1_ADB;
|
---|
| 478 |
|
---|
| 479 | struct ASN1_ADB_st {
|
---|
| 480 | unsigned long flags; /* Various flags */
|
---|
| 481 | unsigned long offset; /* Offset of selector field */
|
---|
| 482 | int (*adb_cb)(long *psel); /* Application callback */
|
---|
| 483 | const ASN1_ADB_TABLE *tbl; /* Table of possible types */
|
---|
| 484 | long tblcount; /* Number of entries in tbl */
|
---|
| 485 | const ASN1_TEMPLATE *default_tt; /* Type to use if no match */
|
---|
| 486 | const ASN1_TEMPLATE *null_tt; /* Type to use if selector is NULL */
|
---|
| 487 | };
|
---|
| 488 |
|
---|
| 489 | struct ASN1_ADB_TABLE_st {
|
---|
| 490 | long value; /* NID for an object or value for an int */
|
---|
| 491 | const ASN1_TEMPLATE tt; /* item for this value */
|
---|
| 492 | };
|
---|
| 493 |
|
---|
| 494 | /* template flags */
|
---|
| 495 |
|
---|
| 496 | /* Field is optional */
|
---|
| 497 | # define ASN1_TFLG_OPTIONAL (0x1)
|
---|
| 498 |
|
---|
| 499 | /* Field is a SET OF */
|
---|
| 500 | # define ASN1_TFLG_SET_OF (0x1 << 1)
|
---|
| 501 |
|
---|
| 502 | /* Field is a SEQUENCE OF */
|
---|
| 503 | # define ASN1_TFLG_SEQUENCE_OF (0x2 << 1)
|
---|
| 504 |
|
---|
| 505 | /*
|
---|
| 506 | * Special case: this refers to a SET OF that will be sorted into DER order
|
---|
| 507 | * when encoded *and* the corresponding STACK will be modified to match the
|
---|
| 508 | * new order.
|
---|
| 509 | */
|
---|
| 510 | # define ASN1_TFLG_SET_ORDER (0x3 << 1)
|
---|
| 511 |
|
---|
| 512 | /* Mask for SET OF or SEQUENCE OF */
|
---|
| 513 | # define ASN1_TFLG_SK_MASK (0x3 << 1)
|
---|
| 514 |
|
---|
| 515 | /*
|
---|
| 516 | * These flags mean the tag should be taken from the tag field. If EXPLICIT
|
---|
| 517 | * then the underlying type is used for the inner tag.
|
---|
| 518 | */
|
---|
| 519 |
|
---|
| 520 | /* IMPLICIT tagging */
|
---|
| 521 | # define ASN1_TFLG_IMPTAG (0x1 << 3)
|
---|
| 522 |
|
---|
| 523 | /* EXPLICIT tagging, inner tag from underlying type */
|
---|
| 524 | # define ASN1_TFLG_EXPTAG (0x2 << 3)
|
---|
| 525 |
|
---|
| 526 | # define ASN1_TFLG_TAG_MASK (0x3 << 3)
|
---|
| 527 |
|
---|
| 528 | /* context specific IMPLICIT */
|
---|
| 529 | # define ASN1_TFLG_IMPLICIT ASN1_TFLG_IMPTAG|ASN1_TFLG_CONTEXT
|
---|
| 530 |
|
---|
| 531 | /* context specific EXPLICIT */
|
---|
| 532 | # define ASN1_TFLG_EXPLICIT ASN1_TFLG_EXPTAG|ASN1_TFLG_CONTEXT
|
---|
| 533 |
|
---|
| 534 | /*
|
---|
| 535 | * If tagging is in force these determine the type of tag to use. Otherwise
|
---|
| 536 | * the tag is determined by the underlying type. These values reflect the
|
---|
| 537 | * actual octet format.
|
---|
| 538 | */
|
---|
| 539 |
|
---|
| 540 | /* Universal tag */
|
---|
| 541 | # define ASN1_TFLG_UNIVERSAL (0x0<<6)
|
---|
| 542 | /* Application tag */
|
---|
| 543 | # define ASN1_TFLG_APPLICATION (0x1<<6)
|
---|
| 544 | /* Context specific tag */
|
---|
| 545 | # define ASN1_TFLG_CONTEXT (0x2<<6)
|
---|
| 546 | /* Private tag */
|
---|
| 547 | # define ASN1_TFLG_PRIVATE (0x3<<6)
|
---|
| 548 |
|
---|
| 549 | # define ASN1_TFLG_TAG_CLASS (0x3<<6)
|
---|
| 550 |
|
---|
| 551 | /*
|
---|
| 552 | * These are for ANY DEFINED BY type. In this case the 'item' field points to
|
---|
| 553 | * an ASN1_ADB structure which contains a table of values to decode the
|
---|
| 554 | * relevant type
|
---|
| 555 | */
|
---|
| 556 |
|
---|
| 557 | # define ASN1_TFLG_ADB_MASK (0x3<<8)
|
---|
| 558 |
|
---|
| 559 | # define ASN1_TFLG_ADB_OID (0x1<<8)
|
---|
| 560 |
|
---|
| 561 | # define ASN1_TFLG_ADB_INT (0x1<<9)
|
---|
| 562 |
|
---|
| 563 | /*
|
---|
| 564 | * This flag when present in a SEQUENCE OF, SET OF or EXPLICIT causes
|
---|
| 565 | * indefinite length constructed encoding to be used if required.
|
---|
| 566 | */
|
---|
| 567 |
|
---|
| 568 | # define ASN1_TFLG_NDEF (0x1<<11)
|
---|
| 569 |
|
---|
| 570 | /* Field is embedded and not a pointer */
|
---|
| 571 | # define ASN1_TFLG_EMBED (0x1 << 12)
|
---|
| 572 |
|
---|
| 573 | /* This is the actual ASN1 item itself */
|
---|
| 574 |
|
---|
| 575 | struct ASN1_ITEM_st {
|
---|
| 576 | char itype; /* The item type, primitive, SEQUENCE, CHOICE
|
---|
| 577 | * or extern */
|
---|
| 578 | long utype; /* underlying type */
|
---|
| 579 | const ASN1_TEMPLATE *templates; /* If SEQUENCE or CHOICE this contains
|
---|
| 580 | * the contents */
|
---|
| 581 | long tcount; /* Number of templates if SEQUENCE or CHOICE */
|
---|
| 582 | const void *funcs; /* functions that handle this type */
|
---|
| 583 | long size; /* Structure size (usually) */
|
---|
| 584 | const char *sname; /* Structure name */
|
---|
| 585 | };
|
---|
| 586 |
|
---|
| 587 | /*-
|
---|
| 588 | * These are values for the itype field and
|
---|
| 589 | * determine how the type is interpreted.
|
---|
| 590 | *
|
---|
| 591 | * For PRIMITIVE types the underlying type
|
---|
| 592 | * determines the behaviour if items is NULL.
|
---|
| 593 | *
|
---|
| 594 | * Otherwise templates must contain a single
|
---|
| 595 | * template and the type is treated in the
|
---|
| 596 | * same way as the type specified in the template.
|
---|
| 597 | *
|
---|
| 598 | * For SEQUENCE types the templates field points
|
---|
| 599 | * to the members, the size field is the
|
---|
| 600 | * structure size.
|
---|
| 601 | *
|
---|
| 602 | * For CHOICE types the templates field points
|
---|
| 603 | * to each possible member (typically a union)
|
---|
| 604 | * and the 'size' field is the offset of the
|
---|
| 605 | * selector.
|
---|
| 606 | *
|
---|
| 607 | * The 'funcs' field is used for application
|
---|
| 608 | * specific functions.
|
---|
| 609 | *
|
---|
| 610 | * The EXTERN type uses a new style d2i/i2d.
|
---|
| 611 | * The new style should be used where possible
|
---|
| 612 | * because it avoids things like the d2i IMPLICIT
|
---|
| 613 | * hack.
|
---|
| 614 | *
|
---|
| 615 | * MSTRING is a multiple string type, it is used
|
---|
| 616 | * for a CHOICE of character strings where the
|
---|
| 617 | * actual strings all occupy an ASN1_STRING
|
---|
| 618 | * structure. In this case the 'utype' field
|
---|
| 619 | * has a special meaning, it is used as a mask
|
---|
| 620 | * of acceptable types using the B_ASN1 constants.
|
---|
| 621 | *
|
---|
| 622 | * NDEF_SEQUENCE is the same as SEQUENCE except
|
---|
| 623 | * that it will use indefinite length constructed
|
---|
| 624 | * encoding if requested.
|
---|
| 625 | *
|
---|
| 626 | */
|
---|
| 627 |
|
---|
| 628 | # define ASN1_ITYPE_PRIMITIVE 0x0
|
---|
| 629 |
|
---|
| 630 | # define ASN1_ITYPE_SEQUENCE 0x1
|
---|
| 631 |
|
---|
| 632 | # define ASN1_ITYPE_CHOICE 0x2
|
---|
| 633 |
|
---|
| 634 | # define ASN1_ITYPE_EXTERN 0x4
|
---|
| 635 |
|
---|
| 636 | # define ASN1_ITYPE_MSTRING 0x5
|
---|
| 637 |
|
---|
| 638 | # define ASN1_ITYPE_NDEF_SEQUENCE 0x6
|
---|
| 639 |
|
---|
| 640 | /*
|
---|
| 641 | * Cache for ASN1 tag and length, so we don't keep re-reading it for things
|
---|
| 642 | * like CHOICE
|
---|
| 643 | */
|
---|
| 644 |
|
---|
| 645 | struct ASN1_TLC_st {
|
---|
| 646 | char valid; /* Values below are valid */
|
---|
| 647 | int ret; /* return value */
|
---|
| 648 | long plen; /* length */
|
---|
| 649 | int ptag; /* class value */
|
---|
| 650 | int pclass; /* class value */
|
---|
| 651 | int hdrlen; /* header length */
|
---|
| 652 | };
|
---|
| 653 |
|
---|
| 654 | /* Typedefs for ASN1 function pointers */
|
---|
| 655 | typedef int ASN1_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len,
|
---|
| 656 | const ASN1_ITEM *it, int tag, int aclass, char opt,
|
---|
| 657 | ASN1_TLC *ctx);
|
---|
| 658 |
|
---|
| 659 | typedef int ASN1_ex_i2d(ASN1_VALUE **pval, unsigned char **out,
|
---|
| 660 | const ASN1_ITEM *it, int tag, int aclass);
|
---|
| 661 | typedef int ASN1_ex_new_func(ASN1_VALUE **pval, const ASN1_ITEM *it);
|
---|
| 662 | typedef void ASN1_ex_free_func(ASN1_VALUE **pval, const ASN1_ITEM *it);
|
---|
| 663 |
|
---|
| 664 | typedef int ASN1_ex_print_func(BIO *out, ASN1_VALUE **pval,
|
---|
| 665 | int indent, const char *fname,
|
---|
| 666 | const ASN1_PCTX *pctx);
|
---|
| 667 |
|
---|
| 668 | typedef int ASN1_primitive_i2c(ASN1_VALUE **pval, unsigned char *cont,
|
---|
| 669 | int *putype, const ASN1_ITEM *it);
|
---|
| 670 | typedef int ASN1_primitive_c2i(ASN1_VALUE **pval, const unsigned char *cont,
|
---|
| 671 | int len, int utype, char *free_cont,
|
---|
| 672 | const ASN1_ITEM *it);
|
---|
| 673 | typedef int ASN1_primitive_print(BIO *out, ASN1_VALUE **pval,
|
---|
| 674 | const ASN1_ITEM *it, int indent,
|
---|
| 675 | const ASN1_PCTX *pctx);
|
---|
| 676 |
|
---|
| 677 | typedef struct ASN1_EXTERN_FUNCS_st {
|
---|
| 678 | void *app_data;
|
---|
| 679 | ASN1_ex_new_func *asn1_ex_new;
|
---|
| 680 | ASN1_ex_free_func *asn1_ex_free;
|
---|
| 681 | ASN1_ex_free_func *asn1_ex_clear;
|
---|
| 682 | ASN1_ex_d2i *asn1_ex_d2i;
|
---|
| 683 | ASN1_ex_i2d *asn1_ex_i2d;
|
---|
| 684 | ASN1_ex_print_func *asn1_ex_print;
|
---|
| 685 | } ASN1_EXTERN_FUNCS;
|
---|
| 686 |
|
---|
| 687 | typedef struct ASN1_PRIMITIVE_FUNCS_st {
|
---|
| 688 | void *app_data;
|
---|
| 689 | unsigned long flags;
|
---|
| 690 | ASN1_ex_new_func *prim_new;
|
---|
| 691 | ASN1_ex_free_func *prim_free;
|
---|
| 692 | ASN1_ex_free_func *prim_clear;
|
---|
| 693 | ASN1_primitive_c2i *prim_c2i;
|
---|
| 694 | ASN1_primitive_i2c *prim_i2c;
|
---|
| 695 | ASN1_primitive_print *prim_print;
|
---|
| 696 | } ASN1_PRIMITIVE_FUNCS;
|
---|
| 697 |
|
---|
| 698 | /*
|
---|
| 699 | * This is the ASN1_AUX structure: it handles various miscellaneous
|
---|
| 700 | * requirements. For example the use of reference counts and an informational
|
---|
| 701 | * callback. The "informational callback" is called at various points during
|
---|
| 702 | * the ASN1 encoding and decoding. It can be used to provide minor
|
---|
| 703 | * customisation of the structures used. This is most useful where the
|
---|
| 704 | * supplied routines *almost* do the right thing but need some extra help at
|
---|
| 705 | * a few points. If the callback returns zero then it is assumed a fatal
|
---|
| 706 | * error has occurred and the main operation should be abandoned. If major
|
---|
| 707 | * changes in the default behaviour are required then an external type is
|
---|
| 708 | * more appropriate.
|
---|
| 709 | */
|
---|
| 710 |
|
---|
| 711 | typedef int ASN1_aux_cb(int operation, ASN1_VALUE **in, const ASN1_ITEM *it,
|
---|
| 712 | void *exarg);
|
---|
| 713 |
|
---|
| 714 | typedef struct ASN1_AUX_st {
|
---|
| 715 | void *app_data;
|
---|
| 716 | int flags;
|
---|
| 717 | int ref_offset; /* Offset of reference value */
|
---|
| 718 | int ref_lock; /* Lock type to use */
|
---|
| 719 | ASN1_aux_cb *asn1_cb;
|
---|
| 720 | int enc_offset; /* Offset of ASN1_ENCODING structure */
|
---|
| 721 | } ASN1_AUX;
|
---|
| 722 |
|
---|
| 723 | /* For print related callbacks exarg points to this structure */
|
---|
| 724 | typedef struct ASN1_PRINT_ARG_st {
|
---|
| 725 | BIO *out;
|
---|
| 726 | int indent;
|
---|
| 727 | const ASN1_PCTX *pctx;
|
---|
| 728 | } ASN1_PRINT_ARG;
|
---|
| 729 |
|
---|
| 730 | /* For streaming related callbacks exarg points to this structure */
|
---|
| 731 | typedef struct ASN1_STREAM_ARG_st {
|
---|
| 732 | /* BIO to stream through */
|
---|
| 733 | BIO *out;
|
---|
| 734 | /* BIO with filters appended */
|
---|
| 735 | BIO *ndef_bio;
|
---|
| 736 | /* Streaming I/O boundary */
|
---|
| 737 | unsigned char **boundary;
|
---|
| 738 | } ASN1_STREAM_ARG;
|
---|
| 739 |
|
---|
| 740 | /* Flags in ASN1_AUX */
|
---|
| 741 |
|
---|
| 742 | /* Use a reference count */
|
---|
| 743 | # define ASN1_AFLG_REFCOUNT 1
|
---|
| 744 | /* Save the encoding of structure (useful for signatures) */
|
---|
| 745 | # define ASN1_AFLG_ENCODING 2
|
---|
| 746 | /* The Sequence length is invalid */
|
---|
| 747 | # define ASN1_AFLG_BROKEN 4
|
---|
| 748 |
|
---|
| 749 | /* operation values for asn1_cb */
|
---|
| 750 |
|
---|
| 751 | # define ASN1_OP_NEW_PRE 0
|
---|
| 752 | # define ASN1_OP_NEW_POST 1
|
---|
| 753 | # define ASN1_OP_FREE_PRE 2
|
---|
| 754 | # define ASN1_OP_FREE_POST 3
|
---|
| 755 | # define ASN1_OP_D2I_PRE 4
|
---|
| 756 | # define ASN1_OP_D2I_POST 5
|
---|
| 757 | # define ASN1_OP_I2D_PRE 6
|
---|
| 758 | # define ASN1_OP_I2D_POST 7
|
---|
| 759 | # define ASN1_OP_PRINT_PRE 8
|
---|
| 760 | # define ASN1_OP_PRINT_POST 9
|
---|
| 761 | # define ASN1_OP_STREAM_PRE 10
|
---|
| 762 | # define ASN1_OP_STREAM_POST 11
|
---|
| 763 | # define ASN1_OP_DETACHED_PRE 12
|
---|
| 764 | # define ASN1_OP_DETACHED_POST 13
|
---|
| 765 |
|
---|
| 766 | /* Macro to implement a primitive type */
|
---|
| 767 | # define IMPLEMENT_ASN1_TYPE(stname) IMPLEMENT_ASN1_TYPE_ex(stname, stname, 0)
|
---|
| 768 | # define IMPLEMENT_ASN1_TYPE_ex(itname, vname, ex) \
|
---|
| 769 | ASN1_ITEM_start(itname) \
|
---|
| 770 | ASN1_ITYPE_PRIMITIVE, V_##vname, NULL, 0, NULL, ex, #itname \
|
---|
| 771 | ASN1_ITEM_end(itname)
|
---|
| 772 |
|
---|
| 773 | /* Macro to implement a multi string type */
|
---|
| 774 | # define IMPLEMENT_ASN1_MSTRING(itname, mask) \
|
---|
| 775 | ASN1_ITEM_start(itname) \
|
---|
| 776 | ASN1_ITYPE_MSTRING, mask, NULL, 0, NULL, sizeof(ASN1_STRING), #itname \
|
---|
| 777 | ASN1_ITEM_end(itname)
|
---|
| 778 |
|
---|
| 779 | # define IMPLEMENT_EXTERN_ASN1(sname, tag, fptrs) \
|
---|
| 780 | ASN1_ITEM_start(sname) \
|
---|
| 781 | ASN1_ITYPE_EXTERN, \
|
---|
| 782 | tag, \
|
---|
| 783 | NULL, \
|
---|
| 784 | 0, \
|
---|
| 785 | &fptrs, \
|
---|
| 786 | 0, \
|
---|
| 787 | #sname \
|
---|
| 788 | ASN1_ITEM_end(sname)
|
---|
| 789 |
|
---|
| 790 | /* Macro to implement standard functions in terms of ASN1_ITEM structures */
|
---|
| 791 |
|
---|
| 792 | # define IMPLEMENT_ASN1_FUNCTIONS(stname) IMPLEMENT_ASN1_FUNCTIONS_fname(stname, stname, stname)
|
---|
| 793 |
|
---|
| 794 | # define IMPLEMENT_ASN1_FUNCTIONS_name(stname, itname) IMPLEMENT_ASN1_FUNCTIONS_fname(stname, itname, itname)
|
---|
| 795 |
|
---|
| 796 | # define IMPLEMENT_ASN1_FUNCTIONS_ENCODE_name(stname, itname) \
|
---|
| 797 | IMPLEMENT_ASN1_FUNCTIONS_ENCODE_fname(stname, itname, itname)
|
---|
| 798 |
|
---|
| 799 | # define IMPLEMENT_STATIC_ASN1_ALLOC_FUNCTIONS(stname) \
|
---|
| 800 | IMPLEMENT_ASN1_ALLOC_FUNCTIONS_pfname(static, stname, stname, stname)
|
---|
| 801 |
|
---|
| 802 | # define IMPLEMENT_ASN1_ALLOC_FUNCTIONS(stname) \
|
---|
| 803 | IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, stname, stname)
|
---|
| 804 |
|
---|
| 805 | # define IMPLEMENT_ASN1_ALLOC_FUNCTIONS_pfname(pre, stname, itname, fname) \
|
---|
| 806 | pre stname *fname##_new(void) \
|
---|
| 807 | { \
|
---|
| 808 | return (stname *)ASN1_item_new(ASN1_ITEM_rptr(itname)); \
|
---|
| 809 | } \
|
---|
| 810 | pre void fname##_free(stname *a) \
|
---|
| 811 | { \
|
---|
| 812 | ASN1_item_free((ASN1_VALUE *)a, ASN1_ITEM_rptr(itname)); \
|
---|
| 813 | }
|
---|
| 814 |
|
---|
| 815 | # define IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, itname, fname) \
|
---|
| 816 | stname *fname##_new(void) \
|
---|
| 817 | { \
|
---|
| 818 | return (stname *)ASN1_item_new(ASN1_ITEM_rptr(itname)); \
|
---|
| 819 | } \
|
---|
| 820 | void fname##_free(stname *a) \
|
---|
| 821 | { \
|
---|
| 822 | ASN1_item_free((ASN1_VALUE *)a, ASN1_ITEM_rptr(itname)); \
|
---|
| 823 | }
|
---|
| 824 |
|
---|
| 825 | # define IMPLEMENT_ASN1_FUNCTIONS_fname(stname, itname, fname) \
|
---|
| 826 | IMPLEMENT_ASN1_ENCODE_FUNCTIONS_fname(stname, itname, fname) \
|
---|
| 827 | IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, itname, fname)
|
---|
| 828 |
|
---|
| 829 | # define IMPLEMENT_ASN1_ENCODE_FUNCTIONS_fname(stname, itname, fname) \
|
---|
| 830 | stname *d2i_##fname(stname **a, const unsigned char **in, long len) \
|
---|
| 831 | { \
|
---|
| 832 | return (stname *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, ASN1_ITEM_rptr(itname));\
|
---|
| 833 | } \
|
---|
| 834 | int i2d_##fname(stname *a, unsigned char **out) \
|
---|
| 835 | { \
|
---|
| 836 | return ASN1_item_i2d((ASN1_VALUE *)a, out, ASN1_ITEM_rptr(itname));\
|
---|
| 837 | }
|
---|
| 838 |
|
---|
| 839 | # define IMPLEMENT_ASN1_NDEF_FUNCTION(stname) \
|
---|
| 840 | int i2d_##stname##_NDEF(stname *a, unsigned char **out) \
|
---|
| 841 | { \
|
---|
| 842 | return ASN1_item_ndef_i2d((ASN1_VALUE *)a, out, ASN1_ITEM_rptr(stname));\
|
---|
| 843 | }
|
---|
| 844 |
|
---|
| 845 | # define IMPLEMENT_STATIC_ASN1_ENCODE_FUNCTIONS(stname) \
|
---|
| 846 | static stname *d2i_##stname(stname **a, \
|
---|
| 847 | const unsigned char **in, long len) \
|
---|
| 848 | { \
|
---|
| 849 | return (stname *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, \
|
---|
| 850 | ASN1_ITEM_rptr(stname)); \
|
---|
| 851 | } \
|
---|
| 852 | static int i2d_##stname(stname *a, unsigned char **out) \
|
---|
| 853 | { \
|
---|
| 854 | return ASN1_item_i2d((ASN1_VALUE *)a, out, \
|
---|
| 855 | ASN1_ITEM_rptr(stname)); \
|
---|
| 856 | }
|
---|
| 857 |
|
---|
| 858 | /*
|
---|
| 859 | * This includes evil casts to remove const: they will go away when full ASN1
|
---|
| 860 | * constification is done.
|
---|
| 861 | */
|
---|
| 862 | # define IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(stname, itname, fname) \
|
---|
| 863 | stname *d2i_##fname(stname **a, const unsigned char **in, long len) \
|
---|
| 864 | { \
|
---|
| 865 | return (stname *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, ASN1_ITEM_rptr(itname));\
|
---|
| 866 | } \
|
---|
| 867 | int i2d_##fname(const stname *a, unsigned char **out) \
|
---|
| 868 | { \
|
---|
| 869 | return ASN1_item_i2d((ASN1_VALUE *)a, out, ASN1_ITEM_rptr(itname));\
|
---|
| 870 | }
|
---|
| 871 |
|
---|
| 872 | # define IMPLEMENT_ASN1_DUP_FUNCTION(stname) \
|
---|
| 873 | stname * stname##_dup(stname *x) \
|
---|
| 874 | { \
|
---|
| 875 | return ASN1_item_dup(ASN1_ITEM_rptr(stname), x); \
|
---|
| 876 | }
|
---|
| 877 |
|
---|
| 878 | # define IMPLEMENT_ASN1_PRINT_FUNCTION(stname) \
|
---|
| 879 | IMPLEMENT_ASN1_PRINT_FUNCTION_fname(stname, stname, stname)
|
---|
| 880 |
|
---|
| 881 | # define IMPLEMENT_ASN1_PRINT_FUNCTION_fname(stname, itname, fname) \
|
---|
| 882 | int fname##_print_ctx(BIO *out, stname *x, int indent, \
|
---|
| 883 | const ASN1_PCTX *pctx) \
|
---|
| 884 | { \
|
---|
| 885 | return ASN1_item_print(out, (ASN1_VALUE *)x, indent, \
|
---|
| 886 | ASN1_ITEM_rptr(itname), pctx); \
|
---|
| 887 | }
|
---|
| 888 |
|
---|
| 889 | # define IMPLEMENT_ASN1_FUNCTIONS_const(name) \
|
---|
| 890 | IMPLEMENT_ASN1_FUNCTIONS_const_fname(name, name, name)
|
---|
| 891 |
|
---|
| 892 | # define IMPLEMENT_ASN1_FUNCTIONS_const_fname(stname, itname, fname) \
|
---|
| 893 | IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(stname, itname, fname) \
|
---|
| 894 | IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, itname, fname)
|
---|
| 895 |
|
---|
| 896 | /* external definitions for primitive types */
|
---|
| 897 |
|
---|
| 898 | DECLARE_ASN1_ITEM(ASN1_BOOLEAN)
|
---|
| 899 | DECLARE_ASN1_ITEM(ASN1_TBOOLEAN)
|
---|
| 900 | DECLARE_ASN1_ITEM(ASN1_FBOOLEAN)
|
---|
| 901 | DECLARE_ASN1_ITEM(ASN1_SEQUENCE)
|
---|
| 902 | DECLARE_ASN1_ITEM(CBIGNUM)
|
---|
| 903 | DECLARE_ASN1_ITEM(BIGNUM)
|
---|
| 904 | DECLARE_ASN1_ITEM(LONG)
|
---|
| 905 | DECLARE_ASN1_ITEM(ZLONG)
|
---|
| 906 |
|
---|
| 907 | DEFINE_STACK_OF(ASN1_VALUE)
|
---|
| 908 |
|
---|
| 909 | /* Functions used internally by the ASN1 code */
|
---|
| 910 |
|
---|
| 911 | int ASN1_item_ex_new(ASN1_VALUE **pval, const ASN1_ITEM *it);
|
---|
| 912 | void ASN1_item_ex_free(ASN1_VALUE **pval, const ASN1_ITEM *it);
|
---|
| 913 |
|
---|
| 914 | int ASN1_item_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len,
|
---|
| 915 | const ASN1_ITEM *it, int tag, int aclass, char opt,
|
---|
| 916 | ASN1_TLC *ctx);
|
---|
| 917 |
|
---|
| 918 | int ASN1_item_ex_i2d(ASN1_VALUE **pval, unsigned char **out,
|
---|
| 919 | const ASN1_ITEM *it, int tag, int aclass);
|
---|
| 920 |
|
---|
| 921 | #ifdef __cplusplus
|
---|
| 922 | }
|
---|
| 923 | #endif
|
---|
| 924 | #endif
|
---|