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103 lines
3.6 KiB
C
103 lines
3.6 KiB
C
/* ====================================================================
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* Copyright (c) 2016 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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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <openssl/ec.h>
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#include <openssl/asn1.h>
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#include <openssl/asn1t.h>
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#include <openssl/ec_type1.h>
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#include <openssl/ec_hash.h>
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#include <openssl/bfibe.h>
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#include <openssl/rand.h>
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#include <openssl/bn.h>
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#include <openssl/bn_hash.h>
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#include <openssl/bn_gfp2.h>
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#include <openssl/kdf.h>
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/*
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* the `curve` attribute of BFPublicParameters is the OID present the
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* `type1curve` which is E: y^2 = x^3 + 1 over prime field. It is not an
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* elliptic curve domain parameters composed of (p, a, b, G, n, h).
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* For type-1 curve, a = 0, b = 1.
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* q (i.e. the n in ec params) is the order of generator G, is a prime.
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* When q is a solinas prime, the scalar mulitiplication computation can
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* be reduced.
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* zeta (i.e. h in ec params) = (p + 1)/q. In normall ecc, h is very small
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* such as 1 or 4. But in pairing, the zeta (or h) is very large.
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*/
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struct BFPublicParameters_st {
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long version;
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ASN1_OBJECT *curve;
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BIGNUM *p;
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BIGNUM *q;
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FpPoint *pointP;
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FpPoint *pointPpub;
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ASN1_OBJECT *hashfcn;
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};
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struct BFMasterSecret_st {
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long version;
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BIGNUM *masterSecret;
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};
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struct BFPrivateKeyBlock_st {
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long version;
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FpPoint *privateKey;
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};
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struct BFCiphertextBlock_st {
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long version;
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FpPoint *u;
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ASN1_OCTET_STRING *v;
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ASN1_OCTET_STRING *w;
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};
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