]>
git.ipfire.org Git - thirdparty/openssl.git/blob - crypto/asn1/asn1_locl.h
3 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
6 /* ====================================================================
7 * Copyright (c) 2006 The OpenSSL Project. All rights reserved.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
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
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/)"
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.
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.
35 * 6. Redistributions of any form whatsoever must retain the following
37 * "This product includes software developed by the OpenSSL Project
38 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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 * ====================================================================
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).
60 /* Internal ASN1 structures and functions: not for application use */
62 int asn1_utctime_to_tm(struct tm
*tm
, const ASN1_UTCTIME
*d
);
63 int asn1_generalizedtime_to_tm(struct tm
*tm
, const ASN1_GENERALIZEDTIME
*d
);
65 /* ASN1 print context structure */
69 unsigned long nm_flags
;
70 unsigned long cert_flags
;
71 unsigned long oid_flags
;
72 unsigned long str_flags
;
75 /* ASN1 public key method structure */
77 struct evp_pkey_asn1_method_st
{
80 unsigned long pkey_flags
;
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
,
88 int (*priv_decode
) (EVP_PKEY
*pk
, PKCS8_PRIV_KEY_INFO
*p8inf
);
89 int (*priv_encode
) (PKCS8_PRIV_KEY_INFO
*p8
, const EVP_PKEY
*pk
);
90 int (*priv_print
) (BIO
*out
, const EVP_PKEY
*pkey
, int indent
,
92 int (*pkey_size
) (const EVP_PKEY
*pk
);
93 int (*pkey_bits
) (const EVP_PKEY
*pk
);
94 int (*param_decode
) (EVP_PKEY
*pkey
,
95 const unsigned char **pder
, int derlen
);
96 int (*param_encode
) (const EVP_PKEY
*pkey
, unsigned char **pder
);
97 int (*param_missing
) (const EVP_PKEY
*pk
);
98 int (*param_copy
) (EVP_PKEY
*to
, const EVP_PKEY
*from
);
99 int (*param_cmp
) (const EVP_PKEY
*a
, const EVP_PKEY
*b
);
100 int (*param_print
) (BIO
*out
, const EVP_PKEY
*pkey
, int indent
,
102 int (*sig_print
) (BIO
*out
,
103 const X509_ALGOR
*sigalg
, const ASN1_STRING
*sig
,
104 int indent
, ASN1_PCTX
*pctx
);
105 void (*pkey_free
) (EVP_PKEY
*pkey
);
106 int (*pkey_ctrl
) (EVP_PKEY
*pkey
, int op
, long arg1
, void *arg2
);
107 /* Legacy functions for old PEM */
108 int (*old_priv_decode
) (EVP_PKEY
*pkey
,
109 const unsigned char **pder
, int derlen
);
110 int (*old_priv_encode
) (const EVP_PKEY
*pkey
, unsigned char **pder
);
111 /* Custom ASN1 signature verification */
112 int (*item_verify
) (EVP_MD_CTX
*ctx
, const ASN1_ITEM
*it
, void *asn
,
113 X509_ALGOR
*a
, ASN1_BIT_STRING
*sig
, EVP_PKEY
*pkey
);
114 int (*item_sign
) (EVP_MD_CTX
*ctx
, const ASN1_ITEM
*it
, void *asn
,
115 X509_ALGOR
*alg1
, X509_ALGOR
*alg2
,
116 ASN1_BIT_STRING
*sig
);
117 } /* EVP_PKEY_ASN1_METHOD */ ;
120 * Method to handle CRL access. In general a CRL could be very large (several
121 * Mb) and can consume large amounts of resources if stored in memory by
122 * multiple processes. This method allows general CRL operations to be
123 * redirected to more efficient callbacks: for example a CRL entry database.
126 #define X509_CRL_METHOD_DYNAMIC 1
128 struct x509_crl_method_st
{
130 int (*crl_init
) (X509_CRL
*crl
);
131 int (*crl_free
) (X509_CRL
*crl
);
132 int (*crl_lookup
) (X509_CRL
*crl
, X509_REVOKED
**ret
,
133 ASN1_INTEGER
*ser
, X509_NAME
*issuer
);
134 int (*crl_verify
) (X509_CRL
*crl
, EVP_PKEY
*pk
);