/* asn1_int.h */ /* * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project * 2015. */ /* ==================================================================== * Copyright (c) 2015 The OpenSSL Project. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * 3. All advertising materials mentioning features or use of this * software must display the following acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" * * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to * endorse or promote products derived from this software without * prior written permission. For written permission, please contact * licensing@OpenSSL.org. * * 5. Products derived from this software may not be called "OpenSSL" * nor may "OpenSSL" appear in their names without prior written * permission of the OpenSSL Project. * * 6. Redistributions of any form whatsoever must retain the following * acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" * * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. * ==================================================================== * * This product includes cryptographic software written by Eric Young * (eay@cryptsoft.com). This product includes software written by Tim * Hudson (tjh@cryptsoft.com). * */ /* Internal ASN1 structures and functions: not for application use */ /* ASN1 public key method structure */ 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, 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, 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, void *asn, X509_ALGOR *a, ASN1_BIT_STRING *sig, EVP_PKEY *pkey); int (*item_sign) (EVP_MD_CTX *ctx, const ASN1_ITEM *it, void *asn, X509_ALGOR *alg1, X509_ALGOR *alg2, ASN1_BIT_STRING *sig); } /* EVP_PKEY_ASN1_METHOD */ ; extern const EVP_PKEY_ASN1_METHOD cmac_asn1_meth; extern const EVP_PKEY_ASN1_METHOD dh_asn1_meth; extern const EVP_PKEY_ASN1_METHOD dhx_asn1_meth; extern const EVP_PKEY_ASN1_METHOD dsa_asn1_meths[]; extern const EVP_PKEY_ASN1_METHOD eckey_asn1_meth; extern const EVP_PKEY_ASN1_METHOD hmac_asn1_meth; extern const EVP_PKEY_ASN1_METHOD rsa_asn1_meths[]; /* * 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 */ ;