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add ecies
ECIES share the same err num with EC
This commit is contained in:
Zhi Guan
165
include/openssl/ecies.h
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165
include/openssl/ecies.h
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/* ====================================================================
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* Copyright (c) 2007 - 2017 The GmSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the GmSSL Project.
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* (http://gmssl.org/)"
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*
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* 4. The name "GmSSL Project" must not be used to endorse or promote
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* products derived from this software without prior written
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* permission. For written permission, please contact
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* guanzhi1980@gmail.com.
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*
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* 5. Products derived from this software may not be called "GmSSL"
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* nor may "GmSSL" appear in their names without prior written
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* permission of the GmSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the GmSSL Project
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* (http://gmssl.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE GmSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE GmSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*/
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/*
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* Ellitpic Curve Integrated Encryption Scheme (ECIES)
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* see http://www.secg.org/sec1-v2.pdf (section 5)
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* SEC1: Elliptic Curve Cryptography version 2.0
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*/
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#ifndef HEADER_ECIES_H
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#define HEADER_ECIES_H
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#include <openssl/ec.h>
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#include <openssl/err.h>
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#include <openssl/evp.h>
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#include <openssl/x509.h>
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#include <openssl/asn1.h>
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#include <openssl/kdf2.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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ECIESAlgorithmSet ALGORITHM ::= {
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{OID ecies-recommendedParameters} |
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{OID ecies-specifiedParameters PARMS ECIESParameters},
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... -- Future combinations may be added
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}
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*/
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typedef struct ecies_params_st {
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/*
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KDFSet ALGORITHM ::= {
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{ OID x9-63-kdf PARMS HashAlgorithm } |
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{ OID nist-concatenation-kdf PARMS HashAlgorithm } |
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{ OID tls-kdf PARMS HashAlgorithm } |
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{ OID ikev2-kdf PARMS HashAlgorithm }
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... -- Future combinations may be added
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}
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*/
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int kdf_nid;
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const EVP_MD *kdf_md;
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/*
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SYMENCSet ALGORITHM ::= {
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{ OID xor-in-ecies } |
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{ OID tdes-cbc-in-ecies } |
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{ OID aes128-cbc-in-ecies } |
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{ OID aes192-cbc-in-ecies } |
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{ OID aes256-cbc-in-ecies } |
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{ OID aes128-ctr-in-ecies } |
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{ OID aes192-ctr-in-ecies } |
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{ OID aes256-ctr-in-ecies } ,
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... -- Future combinations may be added
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}
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*/
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int enc_nid;
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/*
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MACSet ALGORITHM ::= {
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{ OID hmac-full-ecies PARMS HashAlgorithm} |
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{ OID hmac-half-ecies PARMS HashAlgorithm} |
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{ OID cmac-aes128-ecies } |
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{ OID cmac-aes192-ecies } |
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{ OID cmac-aes256-ecies } ,
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... -- Future combinations may be added
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}
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*/
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int mac_nid;
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const EVP_MD *hmac_md;
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} ECIES_PARAMS;
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ECIES_PARAMS *ECIES_PARAMS_new(void);
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int ECIES_PARAMS_init_with_recommended(ECIES_PARAMS *param);
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ECIES_PARAMS *ECIES_PARAMS_dup(const ECIES_PARAMS *param);
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KDF_FUNC ECIES_PARAMS_get_kdf(const ECIES_PARAMS *param);
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int ECIES_PARAMS_get_enc(const ECIES_PARAMS *param, size_t inlen,
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const EVP_CIPHER **enc_cipher, size_t *enckeylen, size_t *ciphertextlen);
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int ECIES_PARAMS_get_mac(const ECIES_PARAMS *param,
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const EVP_MD **hmac_md, const EVP_CIPHER **cmac_cipher,
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unsigned int *mackeylen, unsigned int *maclen);
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void ECIES_PARAMS_free(ECIES_PARAMS *param);
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int i2d_ECIESParameters(const ECIES_PARAMS *param, unsigned char **out);
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ECIES_PARAMS *d2i_ECIESParameters(ECIES_PARAMS **param,
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const unsigned char **in, long len);
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typedef struct ecies_ciphertext_value_st {
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ASN1_OCTET_STRING *ephem_point;
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ASN1_OCTET_STRING *ciphertext;
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ASN1_OCTET_STRING *mactag;
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} ECIES_CIPHERTEXT_VALUE;
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DECLARE_ASN1_FUNCTIONS(ECIES_CIPHERTEXT_VALUE)
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ECIES_CIPHERTEXT_VALUE *ECIES_do_encrypt(const ECIES_PARAMS *param,
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const unsigned char *in, size_t inlen, EC_KEY *ec_key);
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int ECIES_do_decrypt(const ECIES_PARAMS *param, const ECIES_CIPHERTEXT_VALUE *in,
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unsigned char *out, size_t *outlen, EC_KEY *ec_key);
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int ECIES_encrypt(const ECIES_PARAMS *param,
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const unsigned char *in, size_t inlen,
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unsigned char *out, size_t *outlen, EC_KEY *ec_key);
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int ECIES_decrypt(const ECIES_PARAMS *param,
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const unsigned char *in, size_t inlen,
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unsigned char *out, size_t *outlen, EC_KEY *ec_key);
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int ECIES_encrypt_with_recommended(const unsigned char *in, size_t inlen,
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unsigned char *out, size_t *outlen, EC_KEY *ec_key);
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int ECIES_decrypt_with_recommended(const unsigned char *in, size_t inlen,
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unsigned char *out, size_t *outlen, EC_KEY *ec_key);
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#ifdef __cplusplus
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}
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#endif
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#endif
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