/src/openssl/include/crypto/asn1.h
Line | Count | Source |
1 | | /* |
2 | | * Copyright 2015-2018 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 | | /* Internal ASN1 structures and functions: not for application use */ |
11 | | |
12 | | /* ASN1 public key method structure */ |
13 | | |
14 | | struct evp_pkey_asn1_method_st { |
15 | | int pkey_id; |
16 | | int pkey_base_id; |
17 | | unsigned long pkey_flags; |
18 | | char *pem_str; |
19 | | char *info; |
20 | | int (*pub_decode) (EVP_PKEY *pk, X509_PUBKEY *pub); |
21 | | int (*pub_encode) (X509_PUBKEY *pub, const EVP_PKEY *pk); |
22 | | int (*pub_cmp) (const EVP_PKEY *a, const EVP_PKEY *b); |
23 | | int (*pub_print) (BIO *out, const EVP_PKEY *pkey, int indent, |
24 | | ASN1_PCTX *pctx); |
25 | | int (*priv_decode) (EVP_PKEY *pk, const PKCS8_PRIV_KEY_INFO *p8inf); |
26 | | int (*priv_encode) (PKCS8_PRIV_KEY_INFO *p8, const EVP_PKEY *pk); |
27 | | int (*priv_print) (BIO *out, const EVP_PKEY *pkey, int indent, |
28 | | ASN1_PCTX *pctx); |
29 | | int (*pkey_size) (const EVP_PKEY *pk); |
30 | | int (*pkey_bits) (const EVP_PKEY *pk); |
31 | | int (*pkey_security_bits) (const EVP_PKEY *pk); |
32 | | int (*param_decode) (EVP_PKEY *pkey, |
33 | | const unsigned char **pder, int derlen); |
34 | | int (*param_encode) (const EVP_PKEY *pkey, unsigned char **pder); |
35 | | int (*param_missing) (const EVP_PKEY *pk); |
36 | | int (*param_copy) (EVP_PKEY *to, const EVP_PKEY *from); |
37 | | int (*param_cmp) (const EVP_PKEY *a, const EVP_PKEY *b); |
38 | | int (*param_print) (BIO *out, const EVP_PKEY *pkey, int indent, |
39 | | ASN1_PCTX *pctx); |
40 | | int (*sig_print) (BIO *out, |
41 | | const X509_ALGOR *sigalg, const ASN1_STRING *sig, |
42 | | int indent, ASN1_PCTX *pctx); |
43 | | void (*pkey_free) (EVP_PKEY *pkey); |
44 | | int (*pkey_ctrl) (EVP_PKEY *pkey, int op, long arg1, void *arg2); |
45 | | /* Legacy functions for old PEM */ |
46 | | int (*old_priv_decode) (EVP_PKEY *pkey, |
47 | | const unsigned char **pder, int derlen); |
48 | | int (*old_priv_encode) (const EVP_PKEY *pkey, unsigned char **pder); |
49 | | /* Custom ASN1 signature verification */ |
50 | | int (*item_verify) (EVP_MD_CTX *ctx, const ASN1_ITEM *it, void *asn, |
51 | | X509_ALGOR *a, ASN1_BIT_STRING *sig, EVP_PKEY *pkey); |
52 | | int (*item_sign) (EVP_MD_CTX *ctx, const ASN1_ITEM *it, void *asn, |
53 | | X509_ALGOR *alg1, X509_ALGOR *alg2, |
54 | | ASN1_BIT_STRING *sig); |
55 | | int (*siginf_set) (X509_SIG_INFO *siginf, const X509_ALGOR *alg, |
56 | | const ASN1_STRING *sig); |
57 | | /* Check */ |
58 | | int (*pkey_check) (const EVP_PKEY *pk); |
59 | | int (*pkey_public_check) (const EVP_PKEY *pk); |
60 | | int (*pkey_param_check) (const EVP_PKEY *pk); |
61 | | /* Get/set raw private/public key data */ |
62 | | int (*set_priv_key) (EVP_PKEY *pk, const unsigned char *priv, size_t len); |
63 | | int (*set_pub_key) (EVP_PKEY *pk, const unsigned char *pub, size_t len); |
64 | | int (*get_priv_key) (const EVP_PKEY *pk, unsigned char *priv, size_t *len); |
65 | | int (*get_pub_key) (const EVP_PKEY *pk, unsigned char *pub, size_t *len); |
66 | | |
67 | | /* |
68 | | * TODO: Make sure these functions are defined for key types that are |
69 | | * implemented in providers. |
70 | | */ |
71 | | /* Exports to providers */ |
72 | | size_t (*dirty_cnt) (const EVP_PKEY *pk); |
73 | | int (*export_to) (const EVP_PKEY *pk, void *to_keydata, |
74 | | EVP_KEYMGMT *to_keymgmt); |
75 | | } /* EVP_PKEY_ASN1_METHOD */ ; |
76 | | |
77 | | DEFINE_STACK_OF_CONST(EVP_PKEY_ASN1_METHOD) |
78 | | |
79 | | extern const EVP_PKEY_ASN1_METHOD cmac_asn1_meth; |
80 | | extern const EVP_PKEY_ASN1_METHOD dh_asn1_meth; |
81 | | extern const EVP_PKEY_ASN1_METHOD dhx_asn1_meth; |
82 | | extern const EVP_PKEY_ASN1_METHOD dsa_asn1_meths[5]; |
83 | | extern const EVP_PKEY_ASN1_METHOD eckey_asn1_meth; |
84 | | extern const EVP_PKEY_ASN1_METHOD ecx25519_asn1_meth; |
85 | | extern const EVP_PKEY_ASN1_METHOD ecx448_asn1_meth; |
86 | | extern const EVP_PKEY_ASN1_METHOD ed25519_asn1_meth; |
87 | | extern const EVP_PKEY_ASN1_METHOD ed448_asn1_meth; |
88 | | extern const EVP_PKEY_ASN1_METHOD sm2_asn1_meth; |
89 | | extern const EVP_PKEY_ASN1_METHOD poly1305_asn1_meth; |
90 | | |
91 | | extern const EVP_PKEY_ASN1_METHOD hmac_asn1_meth; |
92 | | extern const EVP_PKEY_ASN1_METHOD rsa_asn1_meths[2]; |
93 | | extern const EVP_PKEY_ASN1_METHOD rsa_pss_asn1_meth; |
94 | | extern const EVP_PKEY_ASN1_METHOD siphash_asn1_meth; |
95 | | |
96 | | /* |
97 | | * These are used internally in the ASN1_OBJECT to keep track of whether the |
98 | | * names and data need to be free()ed |
99 | | */ |
100 | 6.04M | # define ASN1_OBJECT_FLAG_DYNAMIC 0x01/* internal use */ |
101 | | # define ASN1_OBJECT_FLAG_CRITICAL 0x02/* critical x509v3 object id */ |
102 | 4.16M | # define ASN1_OBJECT_FLAG_DYNAMIC_STRINGS 0x04/* internal use */ |
103 | 4.88M | # define ASN1_OBJECT_FLAG_DYNAMIC_DATA 0x08/* internal use */ |
104 | | struct asn1_object_st { |
105 | | const char *sn, *ln; |
106 | | int nid; |
107 | | int length; |
108 | | const unsigned char *data; /* data remains const after init */ |
109 | | int flags; /* Should we free this one */ |
110 | | }; |
111 | | |
112 | | /* ASN1 print context structure */ |
113 | | |
114 | | struct asn1_pctx_st { |
115 | | unsigned long flags; |
116 | | unsigned long nm_flags; |
117 | | unsigned long cert_flags; |
118 | | unsigned long oid_flags; |
119 | | unsigned long str_flags; |
120 | | } /* ASN1_PCTX */ ; |
121 | | |
122 | | int asn1_d2i_read_bio(BIO *in, BUF_MEM **pb); |