dsa.h revision e45f106cb6b47af1f21efe76e933bdea2f5dd1ca
1656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* crypto/dsa/dsa.h */ 2656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 3656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * All rights reserved. 4656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 5656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * This package is an SSL implementation written 6656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * by Eric Young (eay@cryptsoft.com). 7656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * The implementation was written so as to conform with Netscapes SSL. 8656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 9656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * This library is free for commercial and non-commercial use as long as 10656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * the following conditions are aheared to. The following conditions 11656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * apply to all code found in this distribution, be it the RC4, RSA, 12656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * included with this distribution is covered by the same copyright terms 14656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 16656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Copyright remains Eric Young's, and as such any Copyright notices in 17656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * the code are not to be removed. 18656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * If this package is used in a product, Eric Young should be given attribution 19656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * as the author of the parts of the library used. 20656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * This can be in the form of a textual message at program startup or 21656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * in documentation (online or textual) provided with the package. 22656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 23656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Redistribution and use in source and binary forms, with or without 24656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * modification, are permitted provided that the following conditions 25656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * are met: 26656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 1. Redistributions of source code must retain the copyright 27656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * notice, this list of conditions and the following disclaimer. 28656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 29656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * notice, this list of conditions and the following disclaimer in the 30656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * documentation and/or other materials provided with the distribution. 31656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 3. All advertising materials mentioning features or use of this software 32656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * must display the following acknowledgement: 33656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * "This product includes cryptographic software written by 34656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Eric Young (eay@cryptsoft.com)" 35656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * The word 'cryptographic' can be left out if the rouines from the library 36656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * being used are not cryptographic related :-). 37656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 4. If you include any Windows specific code (or a derivative thereof) from 38656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * the apps directory (application code) you must include an acknowledgement: 39656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 41656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * SUCH DAMAGE. 52656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 53656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * The licence and distribution terms for any publically available version or 54656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * derivative of this code cannot be changed. i.e. this code cannot simply be 55656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * copied and put under another distribution licence 56656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * [including the GNU Public Licence.] 57656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 58656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 59656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* 60656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * The DSS routines are based on patches supplied by 61656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Steven Schoch <schoch@sheba.arc.nasa.gov>. He basically did the 62656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * work and I have just tweaked them a little to fit into my 63656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * stylistic vision for SSLeay :-) */ 64656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 65656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifndef HEADER_DSA_H 66656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define HEADER_DSA_H 67656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 68656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/e_os2.h> 69656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 70656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef OPENSSL_NO_DSA 71656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#error DSA is disabled. 72656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 73656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 74656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifndef OPENSSL_NO_BIO 75656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/bio.h> 76656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 77656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/crypto.h> 78656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/ossl_typ.h> 79656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 80656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifndef OPENSSL_NO_DEPRECATED 81656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/bn.h> 82656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifndef OPENSSL_NO_DH 83656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# include <openssl/dh.h> 84656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 85656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 86656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 87656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifndef OPENSSL_DSA_MAX_MODULUS_BITS 88656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# define OPENSSL_DSA_MAX_MODULUS_BITS 10000 89656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 90656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 91e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#define OPENSSL_DSA_FIPS_MIN_MODULUS_BITS 1024 92e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu 93656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DSA_FLAG_CACHE_MONT_P 0x01 94656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DSA_FLAG_NO_EXP_CONSTTIME 0x02 /* new with 0.9.7h; the built-in DSA 95656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * implementation now uses constant time 96656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * modular exponentiation for secret exponents 97656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * by default. This flag causes the 98656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * faster variable sliding window method to 99656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * be used for all exponents. 100656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 101656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 102e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu/* If this flag is set the DSA method is FIPS compliant and can be used 103e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu * in FIPS mode. This is set in the validated module method. If an 104e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu * application sets this flag in its own methods it is its reposibility 105e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu * to ensure the result is compliant. 106e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu */ 107e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu 108e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#define DSA_FLAG_FIPS_METHOD 0x0400 109e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu 110e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu/* If this flag is set the operations normally disabled in FIPS mode are 111e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu * permitted it is then the applications responsibility to ensure that the 112e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu * usage is compliant. 113e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu */ 114e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu 115e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#define DSA_FLAG_NON_FIPS_ALLOW 0x0400 116e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu 117e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#ifdef OPENSSL_FIPS 118e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#define FIPS_DSA_SIZE_T int 119e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#endif 120e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu 121656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef __cplusplus 122656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectextern "C" { 123656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 124656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 125656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Already defined in ossl_typ.h */ 126656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* typedef struct dsa_st DSA; */ 127656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* typedef struct dsa_method DSA_METHOD; */ 128656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 129656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projecttypedef struct DSA_SIG_st 130656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 131656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIGNUM *r; 132656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIGNUM *s; 133656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } DSA_SIG; 134656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 135656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstruct dsa_method 136656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 137656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project const char *name; 138656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project DSA_SIG * (*dsa_do_sign)(const unsigned char *dgst, int dlen, DSA *dsa); 139656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int (*dsa_sign_setup)(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp, 140656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIGNUM **rp); 141656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int (*dsa_do_verify)(const unsigned char *dgst, int dgst_len, 142656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project DSA_SIG *sig, DSA *dsa); 143656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int (*dsa_mod_exp)(DSA *dsa, BIGNUM *rr, BIGNUM *a1, BIGNUM *p1, 144656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIGNUM *a2, BIGNUM *p2, BIGNUM *m, BN_CTX *ctx, 145656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BN_MONT_CTX *in_mont); 146656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int (*bn_mod_exp)(DSA *dsa, BIGNUM *r, BIGNUM *a, const BIGNUM *p, 147656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project const BIGNUM *m, BN_CTX *ctx, 148656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BN_MONT_CTX *m_ctx); /* Can be null */ 149656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int (*init)(DSA *dsa); 150656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int (*finish)(DSA *dsa); 151656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int flags; 152656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project char *app_data; 153656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* If this is non-NULL, it is used to generate DSA parameters */ 154656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int (*dsa_paramgen)(DSA *dsa, int bits, 155656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project unsigned char *seed, int seed_len, 156656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int *counter_ret, unsigned long *h_ret, 157656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BN_GENCB *cb); 158656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* If this is non-NULL, it is used to generate DSA keys */ 159656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int (*dsa_keygen)(DSA *dsa); 160656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project }; 161656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 162656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstruct dsa_st 163656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 164656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* This first variable is used to pick up errors where 165656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * a DSA is passed instead of of a EVP_PKEY */ 166656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int pad; 167656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project long version; 168656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int write_params; 169656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIGNUM *p; 170656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIGNUM *q; /* == 20 */ 171656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIGNUM *g; 172656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 173656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIGNUM *pub_key; /* y public key */ 174656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIGNUM *priv_key; /* x private key */ 175656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 176656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIGNUM *kinv; /* Signing pre-calc */ 177656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIGNUM *r; /* Signing pre-calc */ 178656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 179656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int flags; 180656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Normally used to cache montgomery values */ 181656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BN_MONT_CTX *method_mont_p; 182656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int references; 183656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project CRYPTO_EX_DATA ex_data; 184656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project const DSA_METHOD *meth; 185656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* functional reference if 'meth' is ENGINE-provided */ 186656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ENGINE *engine; 187656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project }; 188656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 189656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DSAparams_dup(x) ASN1_dup_of_const(DSA,i2d_DSAparams,d2i_DSAparams,x) 190656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define d2i_DSAparams_fp(fp,x) (DSA *)ASN1_d2i_fp((char *(*)())DSA_new, \ 191656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project (char *(*)())d2i_DSAparams,(fp),(unsigned char **)(x)) 192656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define i2d_DSAparams_fp(fp,x) ASN1_i2d_fp(i2d_DSAparams,(fp), \ 193656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project (unsigned char *)(x)) 194656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define d2i_DSAparams_bio(bp,x) ASN1_d2i_bio_of(DSA,DSA_new,d2i_DSAparams,bp,x) 195656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define i2d_DSAparams_bio(bp,x) ASN1_i2d_bio_of_const(DSA,i2d_DSAparams,bp,x) 196656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 197656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 198656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectDSA_SIG * DSA_SIG_new(void); 199656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectvoid DSA_SIG_free(DSA_SIG *a); 200656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint i2d_DSA_SIG(const DSA_SIG *a, unsigned char **pp); 201656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectDSA_SIG * d2i_DSA_SIG(DSA_SIG **v, const unsigned char **pp, long length); 202656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 203656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectDSA_SIG * DSA_do_sign(const unsigned char *dgst,int dlen,DSA *dsa); 204656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DSA_do_verify(const unsigned char *dgst,int dgst_len, 205656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project DSA_SIG *sig,DSA *dsa); 206656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 207656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectconst DSA_METHOD *DSA_OpenSSL(void); 208656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 209656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectvoid DSA_set_default_method(const DSA_METHOD *); 210656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectconst DSA_METHOD *DSA_get_default_method(void); 211656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DSA_set_method(DSA *dsa, const DSA_METHOD *); 212656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 213e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#ifdef OPENSSL_FIPS 214e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra ModaduguDSA * FIPS_dsa_new(void); 215e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modaduguvoid FIPS_dsa_free (DSA *r); 216e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#endif 217e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu 218656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectDSA * DSA_new(void); 219656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectDSA * DSA_new_method(ENGINE *engine); 220656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectvoid DSA_free (DSA *r); 221656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* "up" the DSA object's reference count */ 222656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DSA_up_ref(DSA *r); 223656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DSA_size(const DSA *); 224656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* next 4 return -1 on error */ 225656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DSA_sign_setup( DSA *dsa,BN_CTX *ctx_in,BIGNUM **kinvp,BIGNUM **rp); 226656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DSA_sign(int type,const unsigned char *dgst,int dlen, 227656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project unsigned char *sig, unsigned int *siglen, DSA *dsa); 228656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DSA_verify(int type,const unsigned char *dgst,int dgst_len, 229656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project const unsigned char *sigbuf, int siglen, DSA *dsa); 230656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DSA_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func, 231656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func); 232656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DSA_set_ex_data(DSA *d, int idx, void *arg); 233656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectvoid *DSA_get_ex_data(DSA *d, int idx); 234656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 235656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectDSA * d2i_DSAPublicKey(DSA **a, const unsigned char **pp, long length); 236656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectDSA * d2i_DSAPrivateKey(DSA **a, const unsigned char **pp, long length); 237656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectDSA * d2i_DSAparams(DSA **a, const unsigned char **pp, long length); 238656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 239656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Deprecated version */ 240656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifndef OPENSSL_NO_DEPRECATED 241656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectDSA * DSA_generate_parameters(int bits, 242656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project unsigned char *seed,int seed_len, 243656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int *counter_ret, unsigned long *h_ret,void 244656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project (*callback)(int, int, void *),void *cb_arg); 245656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif /* !defined(OPENSSL_NO_DEPRECATED) */ 246656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 247656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* New version */ 248656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DSA_generate_parameters_ex(DSA *dsa, int bits, 249656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project unsigned char *seed,int seed_len, 250656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int *counter_ret, unsigned long *h_ret, BN_GENCB *cb); 251656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 252656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DSA_generate_key(DSA *a); 253656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint i2d_DSAPublicKey(const DSA *a, unsigned char **pp); 254656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint i2d_DSAPrivateKey(const DSA *a, unsigned char **pp); 255656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint i2d_DSAparams(const DSA *a,unsigned char **pp); 256656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 257656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifndef OPENSSL_NO_BIO 258656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DSAparams_print(BIO *bp, const DSA *x); 259656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DSA_print(BIO *bp, const DSA *x, int off); 260656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 261656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifndef OPENSSL_NO_FP_API 262656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DSAparams_print_fp(FILE *fp, const DSA *x); 263656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DSA_print_fp(FILE *bp, const DSA *x, int off); 264656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 265656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 266656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DSS_prime_checks 50 267656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Primality test according to FIPS PUB 186[-1], Appendix 2.1: 268656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 50 rounds of Rabin-Miller */ 269656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DSA_is_prime(n, callback, cb_arg) \ 270656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BN_is_prime(n, DSS_prime_checks, callback, NULL, cb_arg) 271656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 272656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifndef OPENSSL_NO_DH 273656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Convert DSA structure (key or just parameters) into DH structure 274656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * (be careful to avoid small subgroup attacks when using this!) */ 275656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectDH *DSA_dup_DH(const DSA *r); 276656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 277656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 278e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#ifdef OPENSSL_FIPS 279e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modaduguint FIPS_dsa_sig_encode(unsigned char *out, DSA_SIG *sig); 280e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modaduguint FIPS_dsa_sig_decode(DSA_SIG *sig, const unsigned char *in, int inlen); 281e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#endif 282e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu 283656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* BEGIN ERROR CODES */ 284656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* The following lines are auto generated by the script mkerr.pl. Any changes 285656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * made after this point may be overwritten when the script is next run. 286656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 287656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectvoid ERR_load_DSA_strings(void); 288656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 289656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Error codes for the DSA functions. */ 290656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 291656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Function codes. */ 292656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DSA_F_D2I_DSA_SIG 110 293656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DSA_F_DSAPARAMS_PRINT 100 294656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DSA_F_DSAPARAMS_PRINT_FP 101 295e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#define DSA_F_DSA_BUILTIN_KEYGEN 119 296e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#define DSA_F_DSA_BUILTIN_PARAMGEN 118 297656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DSA_F_DSA_DO_SIGN 112 298656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DSA_F_DSA_DO_VERIFY 113 299e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#define DSA_F_DSA_GENERATE_PARAMETERS 117 300656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DSA_F_DSA_NEW_METHOD 103 301656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DSA_F_DSA_PRINT 104 302656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DSA_F_DSA_PRINT_FP 105 303e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#define DSA_F_DSA_SET_DEFAULT_METHOD 115 304e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#define DSA_F_DSA_SET_METHOD 116 305656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DSA_F_DSA_SIGN 106 306656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DSA_F_DSA_SIGN_SETUP 107 307656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DSA_F_DSA_SIG_NEW 109 308656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DSA_F_DSA_VERIFY 108 309656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DSA_F_I2D_DSA_SIG 111 310656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DSA_F_SIG_CB 114 311656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 312656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Reason codes. */ 313656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DSA_R_BAD_Q_VALUE 102 314656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE 100 315e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#define DSA_R_KEY_SIZE_TOO_SMALL 106 316656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DSA_R_MISSING_PARAMETERS 101 317656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DSA_R_MODULUS_TOO_LARGE 103 318e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#define DSA_R_NON_FIPS_METHOD 104 319e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#define DSA_R_OPERATION_NOT_ALLOWED_IN_FIPS_MODE 105 320656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 321656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef __cplusplus 322656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project} 323656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 324656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 325