6937d41a02
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@23815 ec53bebd-3082-4978-b11e-865c3cabbd6b
141 lines
3.8 KiB
C
141 lines
3.8 KiB
C
/*
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* Copyright (c) 2006 Kungliga Tekniska Högskolan
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* (Royal Institute of Technology, Stockholm, Sweden).
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* 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 the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*
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* $Id$
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*/
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#ifndef _HEIM_DSA_H
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#define _HEIM_DSA_H 1
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#include <hcrypto/bn.h>
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/* symbol renaming */
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#define DSA_null_method hc_DSA_null_method
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#define DSA_new hc_DSA_new
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#define DSA_free hc_DSA_free
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#define DSA_up_ref hc_DSA_up_ref
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#define DSA_set_default_method hc_DSA_set_default_method
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#define DSA_get_default_method hc_DSA_get_default_method
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#define DSA_set_method hc_DSA_set_method
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#define DSA_get_method hc_DSA_get_method
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#define DSA_set_app_data hc_DSA_set_app_data
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#define DSA_get_app_data hc_DSA_get_app_data
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#define DSA_size hc_DSA_size
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#define DSA_verify hc_DSA_verify
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/*
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*
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*/
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typedef struct DSA DSA;
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typedef struct DSA_METHOD DSA_METHOD;
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typedef struct DSA_SIG DSA_SIG;
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struct DSA_SIG {
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BIGNUM *r;
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BIGNUM *s;
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};
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struct DSA_METHOD {
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const char *name;
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DSA_SIG * (*dsa_do_sign)(const unsigned char *, int, DSA *);
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int (*dsa_sign_setup)(DSA *, BN_CTX *, BIGNUM **, BIGNUM **);
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int (*dsa_do_verify)(const unsigned char *, int, DSA_SIG *, DSA *);
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int (*dsa_mod_exp)(DSA *, BIGNUM *, BIGNUM *, BIGNUM *,
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BIGNUM *, BIGNUM *, BIGNUM *, BN_CTX *,
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BN_MONT_CTX *);
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int (*bn_mod_exp)(DSA *, BIGNUM *, BIGNUM *, const BIGNUM *,
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const BIGNUM *, BN_CTX *,
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BN_MONT_CTX *);
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int (*init)(DSA *);
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int (*finish)(DSA *);
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int flags;
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void *app_data;
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};
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struct DSA {
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int pad;
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long version;
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int write_params;
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BIGNUM *p;
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BIGNUM *q;
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BIGNUM *g;
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BIGNUM *pub_key;
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BIGNUM *priv_key;
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BIGNUM *kinv;
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BIGNUM *r;
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int flags;
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void *method_mont_p;
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int references;
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struct dsa_CRYPTO_EX_DATA {
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void *sk;
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int dummy;
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} ex_data;
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const DSA_METHOD *meth;
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void *engine;
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};
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/*
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*
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*/
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const DSA_METHOD *DSA_null_method(void);
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/*
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*
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*/
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DSA * DSA_new(void);
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void DSA_free(DSA *);
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int DSA_up_ref(DSA *);
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void DSA_set_default_method(const DSA_METHOD *);
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const DSA_METHOD * DSA_get_default_method(void);
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const DSA_METHOD * DSA_get_method(const DSA *);
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int DSA_set_method(DSA *, const DSA_METHOD *);
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void DSA_set_app_data(DSA *, void *arg);
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void * DSA_get_app_data(DSA *);
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int DSA_size(const DSA *);
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int DSA_verify(int, const unsigned char *, int,
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const unsigned char *, int, DSA *);
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#endif /* _HEIM_DSA_H */
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