| /* |
| * Copyright 2015-2022 The OpenSSL Project Authors. All Rights Reserved. |
| * |
| * Licensed under the Apache License 2.0 (the "License"). You may not use |
| * this file except in compliance with the License. You can obtain a copy |
| * in the file LICENSE in the source distribution or at |
| * https://www.openssl.org/source/license.html |
| */ |
| |
| #ifndef OSSL_CRYPTO_ASN1_H |
| # define OSSL_CRYPTO_ASN1_H |
| # pragma once |
| |
| # include <openssl/asn1.h> |
| # include <openssl/core_dispatch.h> /* OSSL_FUNC_keymgmt_import() */ |
| |
| /* Internal ASN1 structures and functions: not for application use */ |
| |
| /* ASN1 public key method structure */ |
| |
| #include <openssl/core.h> |
| |
| struct evp_pkey_asn1_method_st { |
| int pkey_id; |
| int pkey_base_id; |
| unsigned long pkey_flags; |
| char *pem_str; |
| char *info; |
| int (*pub_decode) (EVP_PKEY *pk, const X509_PUBKEY *pub); |
| int (*pub_encode) (X509_PUBKEY *pub, const EVP_PKEY *pk); |
| int (*pub_cmp) (const EVP_PKEY *a, const EVP_PKEY *b); |
| int (*pub_print) (BIO *out, const EVP_PKEY *pkey, int indent, |
| ASN1_PCTX *pctx); |
| int (*priv_decode) (EVP_PKEY *pk, const PKCS8_PRIV_KEY_INFO *p8inf); |
| int (*priv_encode) (PKCS8_PRIV_KEY_INFO *p8, const EVP_PKEY *pk); |
| int (*priv_print) (BIO *out, const EVP_PKEY *pkey, int indent, |
| ASN1_PCTX *pctx); |
| int (*pkey_size) (const EVP_PKEY *pk); |
| int (*pkey_bits) (const EVP_PKEY *pk); |
| int (*pkey_security_bits) (const EVP_PKEY *pk); |
| int (*param_decode) (EVP_PKEY *pkey, |
| const unsigned char **pder, int derlen); |
| int (*param_encode) (const EVP_PKEY *pkey, unsigned char **pder); |
| int (*param_missing) (const EVP_PKEY *pk); |
| int (*param_copy) (EVP_PKEY *to, const EVP_PKEY *from); |
| int (*param_cmp) (const EVP_PKEY *a, const EVP_PKEY *b); |
| int (*param_print) (BIO *out, const EVP_PKEY *pkey, int indent, |
| ASN1_PCTX *pctx); |
| int (*sig_print) (BIO *out, |
| const X509_ALGOR *sigalg, const ASN1_STRING *sig, |
| int indent, ASN1_PCTX *pctx); |
| void (*pkey_free) (EVP_PKEY *pkey); |
| int (*pkey_ctrl) (EVP_PKEY *pkey, int op, long arg1, void *arg2); |
| /* Legacy functions for old PEM */ |
| int (*old_priv_decode) (EVP_PKEY *pkey, |
| const unsigned char **pder, int derlen); |
| int (*old_priv_encode) (const EVP_PKEY *pkey, unsigned char **pder); |
| /* Custom ASN1 signature verification */ |
| int (*item_verify) (EVP_MD_CTX *ctx, const ASN1_ITEM *it, const void *data, |
| const X509_ALGOR *a, const ASN1_BIT_STRING *sig, |
| EVP_PKEY *pkey); |
| int (*item_sign) (EVP_MD_CTX *ctx, const ASN1_ITEM *it, const void *data, |
| X509_ALGOR *alg1, X509_ALGOR *alg2, |
| ASN1_BIT_STRING *sig); |
| int (*siginf_set) (X509_SIG_INFO *siginf, const X509_ALGOR *alg, |
| const ASN1_STRING *sig); |
| /* Check */ |
| int (*pkey_check) (const EVP_PKEY *pk); |
| int (*pkey_public_check) (const EVP_PKEY *pk); |
| int (*pkey_param_check) (const EVP_PKEY *pk); |
| /* Get/set raw private/public key data */ |
| int (*set_priv_key) (EVP_PKEY *pk, const unsigned char *priv, size_t len); |
| int (*set_pub_key) (EVP_PKEY *pk, const unsigned char *pub, size_t len); |
| int (*get_priv_key) (const EVP_PKEY *pk, unsigned char *priv, size_t *len); |
| int (*get_pub_key) (const EVP_PKEY *pk, unsigned char *pub, size_t *len); |
| |
| /* Exports and imports to / from providers */ |
| size_t (*dirty_cnt) (const EVP_PKEY *pk); |
| int (*export_to) (const EVP_PKEY *pk, void *to_keydata, |
| OSSL_FUNC_keymgmt_import_fn *importer, |
| OSSL_LIB_CTX *libctx, const char *propq); |
| OSSL_CALLBACK *import_from; |
| int (*copy) (EVP_PKEY *to, EVP_PKEY *from); |
| |
| int (*priv_decode_ex) (EVP_PKEY *pk, |
| const PKCS8_PRIV_KEY_INFO *p8inf, |
| OSSL_LIB_CTX *libctx, |
| const char *propq); |
| } /* EVP_PKEY_ASN1_METHOD */ ; |
| |
| DEFINE_STACK_OF_CONST(EVP_PKEY_ASN1_METHOD) |
| |
| extern const EVP_PKEY_ASN1_METHOD ossl_dh_asn1_meth; |
| extern const EVP_PKEY_ASN1_METHOD ossl_dhx_asn1_meth; |
| extern const EVP_PKEY_ASN1_METHOD ossl_dsa_asn1_meths[5]; |
| extern const EVP_PKEY_ASN1_METHOD ossl_eckey_asn1_meth; |
| extern const EVP_PKEY_ASN1_METHOD ossl_ecx25519_asn1_meth; |
| extern const EVP_PKEY_ASN1_METHOD ossl_ecx448_asn1_meth; |
| extern const EVP_PKEY_ASN1_METHOD ossl_ed25519_asn1_meth; |
| extern const EVP_PKEY_ASN1_METHOD ossl_ed448_asn1_meth; |
| extern const EVP_PKEY_ASN1_METHOD ossl_sm2_asn1_meth; |
| |
| extern const EVP_PKEY_ASN1_METHOD ossl_rsa_asn1_meths[2]; |
| extern const EVP_PKEY_ASN1_METHOD ossl_rsa_pss_asn1_meth; |
| |
| /* |
| * These are used internally in the ASN1_OBJECT to keep track of whether the |
| * names and data need to be free()ed |
| */ |
| # define ASN1_OBJECT_FLAG_DYNAMIC 0x01/* internal use */ |
| # define ASN1_OBJECT_FLAG_CRITICAL 0x02/* critical x509v3 object id */ |
| # define ASN1_OBJECT_FLAG_DYNAMIC_STRINGS 0x04/* internal use */ |
| # define ASN1_OBJECT_FLAG_DYNAMIC_DATA 0x08/* internal use */ |
| struct asn1_object_st { |
| const char *sn, *ln; |
| int nid; |
| int length; |
| const unsigned char *data; /* data remains const after init */ |
| int flags; /* Should we free this one */ |
| }; |
| |
| /* ASN1 print context structure */ |
| |
| struct asn1_pctx_st { |
| unsigned long flags; |
| unsigned long nm_flags; |
| unsigned long cert_flags; |
| unsigned long oid_flags; |
| unsigned long str_flags; |
| } /* ASN1_PCTX */ ; |
| |
| /* ASN1 type functions */ |
| |
| int ossl_asn1_type_set_octetstring_int(ASN1_TYPE *a, long num, |
| unsigned char *data, int len); |
| int ossl_asn1_type_get_octetstring_int(const ASN1_TYPE *a, long *num, |
| unsigned char *data, int max_len); |
| |
| int ossl_x509_algor_new_from_md(X509_ALGOR **palg, const EVP_MD *md); |
| const EVP_MD *ossl_x509_algor_get_md(X509_ALGOR *alg); |
| X509_ALGOR *ossl_x509_algor_mgf1_decode(X509_ALGOR *alg); |
| int ossl_x509_algor_md_to_mgf1(X509_ALGOR **palg, const EVP_MD *mgf1md); |
| int ossl_asn1_time_print_ex(BIO *bp, const ASN1_TIME *tm, unsigned long flags); |
| |
| EVP_PKEY * ossl_d2i_PrivateKey_legacy(int keytype, EVP_PKEY **a, |
| const unsigned char **pp, long length, |
| OSSL_LIB_CTX *libctx, const char *propq); |
| X509_ALGOR *ossl_X509_ALGOR_from_nid(int nid, int ptype, void *pval); |
| |
| time_t asn1_string_to_time_t(const char *asn1_string); |
| |
| #endif /* ndef OSSL_CRYPTO_ASN1_H */ |