1656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* crypto/dh/dh.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#ifndef HEADER_DH_H 60656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define HEADER_DH_H 61656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 62656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/e_os2.h> 63656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 64656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef OPENSSL_NO_DH 65656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#error DH is disabled. 66656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 67656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 68656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifndef OPENSSL_NO_BIO 69656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/bio.h> 70656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 71656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/ossl_typ.h> 72656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifndef OPENSSL_NO_DEPRECATED 73656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/bn.h> 74656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 75656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 76656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifndef OPENSSL_DH_MAX_MODULUS_BITS 77656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# define OPENSSL_DH_MAX_MODULUS_BITS 10000 78656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 79656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 80656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DH_FLAG_CACHE_MONT_P 0x01 81656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DH_FLAG_NO_EXP_CONSTTIME 0x02 /* new with 0.9.7h; the built-in DH 82656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * implementation now uses constant time 83656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * modular exponentiation for secret exponents 84656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * by default. This flag causes the 85656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * faster variable sliding window method to 86656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * be used for all exponents. 87656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 88656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 89392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom/* If this flag is set the DH method is FIPS compliant and can be used 90392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * in FIPS mode. This is set in the validated module method. If an 91392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * application sets this flag in its own methods it is its reposibility 92392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * to ensure the result is compliant. 93392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 94392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 95392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#define DH_FLAG_FIPS_METHOD 0x0400 96392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 97392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom/* If this flag is set the operations normally disabled in FIPS mode are 98392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * permitted it is then the applications responsibility to ensure that the 99392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * usage is compliant. 100392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 101392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 102392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#define DH_FLAG_NON_FIPS_ALLOW 0x0400 103392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 104656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef __cplusplus 105656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectextern "C" { 106656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 107656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 108656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Already defined in ossl_typ.h */ 109656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* typedef struct dh_st DH; */ 110656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* typedef struct dh_method DH_METHOD; */ 111656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 112656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstruct dh_method 113656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 114656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project const char *name; 115656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Methods here */ 116656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int (*generate_key)(DH *dh); 117656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int (*compute_key)(unsigned char *key,const BIGNUM *pub_key,DH *dh); 118656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int (*bn_mod_exp)(const DH *dh, BIGNUM *r, const BIGNUM *a, 119656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx, 120656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BN_MONT_CTX *m_ctx); /* Can be null */ 121656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 122656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int (*init)(DH *dh); 123656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int (*finish)(DH *dh); 124656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int flags; 125656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project char *app_data; 126656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* If this is non-NULL, it will be used to generate parameters */ 127656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int (*generate_params)(DH *dh, int prime_len, int generator, BN_GENCB *cb); 128656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project }; 129656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 130656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstruct dh_st 131656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 132656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* This first argument is used to pick up errors when 133656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * a DH is passed instead of a EVP_PKEY */ 134656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int pad; 135656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int version; 136656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIGNUM *p; 137656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIGNUM *g; 138656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project long length; /* optional */ 139656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIGNUM *pub_key; /* g^x */ 140656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIGNUM *priv_key; /* x */ 141656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 142656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int flags; 143656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BN_MONT_CTX *method_mont_p; 144656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Place holders if we want to do X9.42 DH */ 145656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIGNUM *q; 146656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIGNUM *j; 147656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project unsigned char *seed; 148656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int seedlen; 149656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIGNUM *counter; 150656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 151656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int references; 152656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project CRYPTO_EX_DATA ex_data; 153656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project const DH_METHOD *meth; 154656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ENGINE *engine; 155656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project }; 156656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 157656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DH_GENERATOR_2 2 158656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* #define DH_GENERATOR_3 3 */ 159656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DH_GENERATOR_5 5 160656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 161656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* DH_check error codes */ 162656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DH_CHECK_P_NOT_PRIME 0x01 163656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DH_CHECK_P_NOT_SAFE_PRIME 0x02 164656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DH_UNABLE_TO_CHECK_GENERATOR 0x04 165656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DH_NOT_SUITABLE_GENERATOR 0x08 166656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 167656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* DH_check_pub_key error codes */ 168656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DH_CHECK_PUBKEY_TOO_SMALL 0x01 169656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DH_CHECK_PUBKEY_TOO_LARGE 0x02 170656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 171656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* primes p where (p-1)/2 is prime too are called "safe"; we define 172656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project this for backward compatibility: */ 173656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DH_CHECK_P_NOT_STRONG_PRIME DH_CHECK_P_NOT_SAFE_PRIME 174656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 175656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define d2i_DHparams_fp(fp,x) (DH *)ASN1_d2i_fp((char *(*)())DH_new, \ 176656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project (char *(*)())d2i_DHparams,(fp),(unsigned char **)(x)) 177656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define i2d_DHparams_fp(fp,x) ASN1_i2d_fp(i2d_DHparams,(fp), \ 178656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project (unsigned char *)(x)) 179656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define d2i_DHparams_bio(bp,x) ASN1_d2i_bio_of(DH,DH_new,d2i_DHparams,bp,x) 180656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define i2d_DHparams_bio(bp,x) ASN1_i2d_bio_of_const(DH,i2d_DHparams,bp,x) 181656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 182221304ee937bc0910948a8be1320cb8cc4eb6d36Brian CarlstromDH *DHparams_dup(DH *); 183656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 184221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstromconst DH_METHOD *DH_OpenSSL(void); 185e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu 186656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectvoid DH_set_default_method(const DH_METHOD *meth); 187656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectconst DH_METHOD *DH_get_default_method(void); 188656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DH_set_method(DH *dh, const DH_METHOD *meth); 189656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectDH *DH_new_method(ENGINE *engine); 190656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 191656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectDH * DH_new(void); 192656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectvoid DH_free(DH *dh); 193656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DH_up_ref(DH *dh); 194656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DH_size(const DH *dh); 195656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DH_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func, 196656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func); 197656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DH_set_ex_data(DH *d, int idx, void *arg); 198656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectvoid *DH_get_ex_data(DH *d, int idx); 199656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 200656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Deprecated version */ 201656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifndef OPENSSL_NO_DEPRECATED 202656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectDH * DH_generate_parameters(int prime_len,int generator, 203656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project void (*callback)(int,int,void *),void *cb_arg); 204656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif /* !defined(OPENSSL_NO_DEPRECATED) */ 205656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 206656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* New version */ 207656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DH_generate_parameters_ex(DH *dh, int prime_len,int generator, BN_GENCB *cb); 208656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 209656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DH_check(const DH *dh,int *codes); 210656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DH_check_pub_key(const DH *dh,const BIGNUM *pub_key, int *codes); 211656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DH_generate_key(DH *dh); 212656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DH_compute_key(unsigned char *key,const BIGNUM *pub_key,DH *dh); 213656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectDH * d2i_DHparams(DH **a,const unsigned char **pp, long length); 214656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint i2d_DHparams(const DH *a,unsigned char **pp); 215656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifndef OPENSSL_NO_FP_API 216656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DHparams_print_fp(FILE *fp, const DH *x); 217656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 218656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifndef OPENSSL_NO_BIO 219656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DHparams_print(BIO *bp, const DH *x); 220656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#else 221656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint DHparams_print(char *bp, const DH *x); 222656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 223656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 224221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#define EVP_PKEY_CTX_set_dh_paramgen_prime_len(ctx, len) \ 225221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DH, EVP_PKEY_OP_PARAMGEN, \ 226221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom EVP_PKEY_CTRL_DH_PARAMGEN_PRIME_LEN, len, NULL) 227221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom 228221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#define EVP_PKEY_CTX_set_dh_paramgen_generator(ctx, gen) \ 229221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DH, EVP_PKEY_OP_PARAMGEN, \ 230221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom EVP_PKEY_CTRL_DH_PARAMGEN_GENERATOR, gen, NULL) 231221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom 232221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#define EVP_PKEY_CTRL_DH_PARAMGEN_PRIME_LEN (EVP_PKEY_ALG_CTRL + 1) 233221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#define EVP_PKEY_CTRL_DH_PARAMGEN_GENERATOR (EVP_PKEY_ALG_CTRL + 2) 234221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom 235221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom 236656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* BEGIN ERROR CODES */ 237656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* The following lines are auto generated by the script mkerr.pl. Any changes 238656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * made after this point may be overwritten when the script is next run. 239656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 240656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectvoid ERR_load_DH_strings(void); 241656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 242656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Error codes for the DH functions. */ 243656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 244656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Function codes. */ 245656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DH_F_COMPUTE_KEY 102 246656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DH_F_DHPARAMS_PRINT_FP 101 247656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DH_F_DH_BUILTIN_GENPARAMS 106 248392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#define DH_F_DH_COMPUTE_KEY 114 249392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#define DH_F_DH_GENERATE_KEY 115 250392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#define DH_F_DH_GENERATE_PARAMETERS_EX 116 251656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DH_F_DH_NEW_METHOD 105 252221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#define DH_F_DH_PARAM_DECODE 107 253221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#define DH_F_DH_PRIV_DECODE 110 254221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#define DH_F_DH_PRIV_ENCODE 111 255221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#define DH_F_DH_PUB_DECODE 108 256221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#define DH_F_DH_PUB_ENCODE 109 257221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#define DH_F_DO_DH_PRINT 100 258656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DH_F_GENERATE_KEY 103 259656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DH_F_GENERATE_PARAMETERS 104 260221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#define DH_F_PKEY_DH_DERIVE 112 261221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#define DH_F_PKEY_DH_KEYGEN 113 262656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 263656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Reason codes. */ 264656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DH_R_BAD_GENERATOR 101 265221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#define DH_R_BN_DECODE_ERROR 109 266221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#define DH_R_BN_ERROR 106 267221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#define DH_R_DECODE_ERROR 104 268656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DH_R_INVALID_PUBKEY 102 269221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#define DH_R_KEYS_NOT_SET 108 270392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#define DH_R_KEY_SIZE_TOO_SMALL 110 271656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DH_R_MODULUS_TOO_LARGE 103 272392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#define DH_R_NON_FIPS_METHOD 111 273221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#define DH_R_NO_PARAMETERS_SET 107 274656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define DH_R_NO_PRIVATE_VALUE 100 275221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#define DH_R_PARAMETER_ENCODING_ERROR 105 276656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 277656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef __cplusplus 278656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project} 279656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 280656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 281