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source: vbox/trunk/src/libs/openssl-3.0.7/crypto/pem/pem_local.h@ 97371

Last change on this file since 97371 was 94320, checked in by vboxsync, 3 years ago

libs/openssl-3.0.1: Export to OSE and fix copyright headers in Makefiles, bugref:10128
File size: 9.2 KB
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1/*
2 * Copyright 2019-2021 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
8 */
9
10#include <openssl/core_dispatch.h>
11#include <openssl/pem.h>
12#include <openssl/encoder.h>
13
14/*
15 * Selectors, named according to the ASN.1 names used throughout libcrypto.
16 *
17 * Note that these are not absolutely mandatory, they are rather a wishlist
18 * of sorts. The provider implementations are free to make choices that
19 * make sense for them, based on these selectors.
20 * For example, the EC backend is likely to really just output the private
21 * key to a PKCS#8 structure, even thought PEM_SELECTION_PrivateKey specifies
22 * the public key as well. This is fine, as long as the corresponding
23 * decoding operation can return an object that contains what libcrypto
24 * expects.
25 */
26# define PEM_SELECTION_PUBKEY EVP_PKEY_PUBLIC_KEY
27# define PEM_SELECTION_PrivateKey EVP_PKEY_KEYPAIR
28# define PEM_SELECTION_Parameters EVP_PKEY_KEY_PARAMETERS
29
30/*
31 * Properties, named according to the ASN.1 names used throughout libcrypto.
32 */
33# define PEM_STRUCTURE_PUBKEY "SubjectPublicKeyInfo"
34# define PEM_STRUCTURE_PrivateKey "PrivateKeyInfo"
35# define PEM_STRUCTURE_Parameters "type-specific"
36
37# define PEM_STRUCTURE_RSAPrivateKey "type-specific"
38# define PEM_STRUCTURE_RSAPublicKey "type-specific"
39
40/* Alternative IMPLEMENT macros for provided encoders */
41
42# define IMPLEMENT_PEM_provided_write_body_vars(type, asn1, pq) \
43 int ret = 0; \
44 OSSL_ENCODER_CTX *ctx = \
45 OSSL_ENCODER_CTX_new_for_##type(x, PEM_SELECTION_##asn1, \
46 "PEM", PEM_STRUCTURE_##asn1, \
47 (pq)); \
48 \
49 if (OSSL_ENCODER_CTX_get_num_encoders(ctx) == 0) { \
50 OSSL_ENCODER_CTX_free(ctx); \
51 goto legacy; \
52 }
53# define IMPLEMENT_PEM_provided_write_body_pass() \
54 ret = 1; \
55 if (kstr == NULL && cb == NULL) { \
56 if (u != NULL) { \
57 kstr = u; \
58 klen = strlen(u); \
59 } else { \
60 cb = PEM_def_callback; \
61 } \
62 } \
63 if (enc != NULL) { \
64 ret = 0; \
65 if (OSSL_ENCODER_CTX_set_cipher(ctx, EVP_CIPHER_get0_name(enc), \
66 NULL)) { \
67 ret = 1; \
68 if (kstr != NULL \
69 && !OSSL_ENCODER_CTX_set_passphrase(ctx, kstr, klen)) \
70 ret = 0; \
71 else if (cb != NULL \
72 && !OSSL_ENCODER_CTX_set_pem_password_cb(ctx, \
73 cb, u)) \
74 ret = 0; \
75 } \
76 } \
77 if (!ret) { \
78 OSSL_ENCODER_CTX_free(ctx); \
79 return 0; \
80 }
81# define IMPLEMENT_PEM_provided_write_body_main(type, outtype) \
82 ret = OSSL_ENCODER_to_##outtype(ctx, out); \
83 OSSL_ENCODER_CTX_free(ctx); \
84 return ret
85# define IMPLEMENT_PEM_provided_write_body_fallback(str, asn1, \
86 writename) \
87 legacy: \
88 return PEM_ASN1_##writename((i2d_of_void *)i2d_##asn1, str, out, \
89 x, NULL, NULL, 0, NULL, NULL)
90# define IMPLEMENT_PEM_provided_write_body_fallback_cb(str, asn1, \
91 writename) \
92 legacy: \
93 return PEM_ASN1_##writename##((i2d_of_void *)i2d_##asn1, str, out, \
94 x, enc, kstr, klen, cb, u)
95
96# define IMPLEMENT_PEM_provided_write_to(name, TYPE, type, str, asn1, \
97 OUTTYPE, outtype, writename) \
98 PEM_write_fnsig(name, TYPE, OUTTYPE, writename) \
99 { \
100 IMPLEMENT_PEM_provided_write_body_vars(type, asn1, NULL); \
101 IMPLEMENT_PEM_provided_write_body_main(type, outtype); \
102 IMPLEMENT_PEM_provided_write_body_fallback(str, asn1, \
103 writename); \
104 } \
105 PEM_write_ex_fnsig(name, TYPE, OUTTYPE, writename) \
106 { \
107 IMPLEMENT_PEM_provided_write_body_vars(type, asn1, propq); \
108 IMPLEMENT_PEM_provided_write_body_main(type, outtype); \
109 IMPLEMENT_PEM_provided_write_body_fallback(str, asn1, \
110 writename); \
111 }
112
113
114# define IMPLEMENT_PEM_provided_write_cb_to(name, TYPE, type, str, asn1, \
115 OUTTYPE, outtype, writename) \
116 PEM_write_cb_fnsig(name, TYPE, OUTTYPE, writename) \
117 { \
118 IMPLEMENT_PEM_provided_write_body_vars(type, asn1, NULL); \
119 IMPLEMENT_PEM_provided_write_body_pass(); \
120 IMPLEMENT_PEM_provided_write_body_main(type, outtype); \
121 IMPLEMENT_PEM_provided_write_body_fallback_cb(str, asn1, \
122 writename); \
123 } \
124 PEM_write_ex_cb_fnsig(name, TYPE, OUTTYPE, writename) \
125 { \
126 IMPLEMENT_PEM_provided_write_body_vars(type, asn1, propq); \
127 IMPLEMENT_PEM_provided_write_body_pass(); \
128 IMPLEMENT_PEM_provided_write_body_main(type, outtype); \
129 IMPLEMENT_PEM_provided_write_body_fallback(str, asn1, \
130 writename); \
131 }
132
133# ifdef OPENSSL_NO_STDIO
134
135# define IMPLEMENT_PEM_provided_write_fp(name, TYPE, type, str, asn1)
136# define IMPLEMENT_PEM_provided_write_cb_fp(name, TYPE, type, str, asn1)
137
138# else
139
140# define IMPLEMENT_PEM_provided_write_fp(name, TYPE, type, str, asn1) \
141 IMPLEMENT_PEM_provided_write_to(name, TYPE, type, str, asn1, FILE, fp, write)
142# define IMPLEMENT_PEM_provided_write_cb_fp(name, TYPE, type, str, asn1) \
143 IMPLEMENT_PEM_provided_write_cb_to(name, TYPE, type, str, asn1, FILE, fp, write)
144
145# endif
146
147# define IMPLEMENT_PEM_provided_write_bio(name, TYPE, type, str, asn1) \
148 IMPLEMENT_PEM_provided_write_to(name, TYPE, type, str, asn1, BIO, bio, write_bio)
149# define IMPLEMENT_PEM_provided_write_cb_bio(name, TYPE, type, str, asn1) \
150 IMPLEMENT_PEM_provided_write_cb_to(name, TYPE, type, str, asn1, BIO, bio, write_bio)
151
152# define IMPLEMENT_PEM_provided_write(name, TYPE, type, str, asn1) \
153 IMPLEMENT_PEM_provided_write_bio(name, TYPE, type, str, asn1) \
154 IMPLEMENT_PEM_provided_write_fp(name, TYPE, type, str, asn1)
155
156# define IMPLEMENT_PEM_provided_write_cb(name, TYPE, type, str, asn1) \
157 IMPLEMENT_PEM_provided_write_cb_bio(name, TYPE, type, str, asn1) \
158 IMPLEMENT_PEM_provided_write_cb_fp(name, TYPE, type, str, asn1)
159
160# define IMPLEMENT_PEM_provided_rw(name, TYPE, type, str, asn1) \
161 IMPLEMENT_PEM_read(name, TYPE, str, asn1) \
162 IMPLEMENT_PEM_provided_write(name, TYPE, type, str, asn1)
163
164# define IMPLEMENT_PEM_provided_rw_cb(name, TYPE, type, str, asn1) \
165 IMPLEMENT_PEM_read(name, TYPE, str, asn1) \
166 IMPLEMENT_PEM_provided_write_cb(name, TYPE, type, str, asn1)
167
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