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1 /* asn1t.h */ | |
2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL | |
3 * project 2006. | |
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 | |
59 /* Internal ASN1 structures and functions: not for application use */ | |
60 | |
61 /* ASN1 print context structure */ | |
62 | |
63 struct asn1_pctx_st | |
64 { | |
65 unsigned long flags; | |
66 unsigned long nm_flags; | |
67 unsigned long cert_flags; | |
68 unsigned long oid_flags; | |
69 unsigned long str_flags; | |
70 } /* ASN1_PCTX */; | |
71 | |
72 /* ASN1 public key method structure */ | |
73 | |
74 struct evp_pkey_asn1_method_st | |
75 { | |
76 int pkey_id; | |
77 int pkey_base_id; | |
78 unsigned long pkey_flags; | |
79 | |
80 char *pem_str; | |
81 char *info; | |
82 | |
83 int (*pub_decode)(EVP_PKEY *pk, X509_PUBKEY *pub); | |
84 int (*pub_encode)(X509_PUBKEY *pub, const EVP_PKEY *pk); | |
85 int (*pub_cmp)(const EVP_PKEY *a, const EVP_PKEY *b); | |
86 int (*pub_print)(BIO *out, const EVP_PKEY *pkey, int indent, | |
87 ASN1_PCTX *pctx); | |
88 | |
89 int (*priv_decode)(EVP_PKEY *pk, PKCS8_PRIV_KEY_INFO *p8inf); | |
90 int (*priv_encode)(PKCS8_PRIV_KEY_INFO *p8, const EVP_PKEY *pk); | |
91 int (*priv_print)(BIO *out, const EVP_PKEY *pkey, int indent, | |
92 ASN1_PCTX *pctx); | |
93 | |
94 int (*pkey_size)(const EVP_PKEY *pk); | |
95 int (*pkey_bits)(const EVP_PKEY *pk); | |
96 | |
97 int (*param_decode)(EVP_PKEY *pkey, | |
98 const unsigned char **pder, int derlen); | |
99 int (*param_encode)(const EVP_PKEY *pkey, unsigned char **pder); | |
100 int (*param_missing)(const EVP_PKEY *pk); | |
101 int (*param_copy)(EVP_PKEY *to, const EVP_PKEY *from); | |
102 int (*param_cmp)(const EVP_PKEY *a, const EVP_PKEY *b); | |
103 int (*param_print)(BIO *out, const EVP_PKEY *pkey, int indent, | |
104 ASN1_PCTX *pctx); | |
105 int (*sig_print)(BIO *out, | |
106 const X509_ALGOR *sigalg, const ASN1_STRING *sig, | |
107 int indent, ASN1_PCTX *pctx); | |
108 | |
109 | |
110 void (*pkey_free)(EVP_PKEY *pkey); | |
111 int (*pkey_ctrl)(EVP_PKEY *pkey, int op, long arg1, void *arg2); | |
112 | |
113 /* Legacy functions for old PEM */ | |
114 | |
115 int (*old_priv_decode)(EVP_PKEY *pkey, | |
116 const unsigned char **pder, int derlen); | |
117 int (*old_priv_encode)(const EVP_PKEY *pkey, unsigned char **pder); | |
118 /* Custom ASN1 signature verification */ | |
119 int (*item_verify)(EVP_MD_CTX *ctx, const ASN1_ITEM *it, void *asn, | |
120 X509_ALGOR *a, ASN1_BIT_STRING *sig, | |
121 EVP_PKEY *pkey); | |
122 int (*item_sign)(EVP_MD_CTX *ctx, const ASN1_ITEM *it, void *asn, | |
123 X509_ALGOR *alg1, X509_ALGOR *alg2, | |
124 ASN1_BIT_STRING *sig); | |
125 | |
126 } /* EVP_PKEY_ASN1_METHOD */; | |
127 | |
128 /* Method to handle CRL access. | |
129 * In general a CRL could be very large (several Mb) and can consume large | |
130 * amounts of resources if stored in memory by multiple processes. | |
131 * This method allows general CRL operations to be redirected to more | |
132 * efficient callbacks: for example a CRL entry database. | |
133 */ | |
134 | |
135 #define X509_CRL_METHOD_DYNAMIC 1 | |
136 | |
137 struct x509_crl_method_st | |
138 { | |
139 int flags; | |
140 int (*crl_init)(X509_CRL *crl); | |
141 int (*crl_free)(X509_CRL *crl); | |
142 int (*crl_lookup)(X509_CRL *crl, X509_REVOKED **ret, | |
143 ASN1_INTEGER *ser, X509_NAME *issuer); | |
144 int (*crl_verify)(X509_CRL *crl, EVP_PKEY *pk); | |
145 }; | |
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