-/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
- * All rights reserved.
- *
- * This package is an SSL implementation written
- * by Eric Young (eay@cryptsoft.com).
- * The implementation was written so as to conform with Netscapes SSL.
- *
- * This library is free for commercial and non-commercial use as long as
- * the following conditions are aheared to. The following conditions
- * apply to all code found in this distribution, be it the RC4, RSA,
- * lhash, DES, etc., code; not just the SSL code. The SSL documentation
- * included with this distribution is covered by the same copyright terms
- * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
- * Copyright remains Eric Young's, and as such any Copyright notices in
- * the code are not to be removed.
- * If this package is used in a product, Eric Young should be given attribution
- * as the author of the parts of the library used.
- * This can be in the form of a textual message at program startup or
- * in documentation (online or textual) provided with the package.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * "This product includes cryptographic software written by
- * Eric Young (eay@cryptsoft.com)"
- * The word 'cryptographic' can be left out if the rouines from the library
- * being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
- * the apps directory (application code) you must include an acknowledgement:
- * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
- * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
+/*
+ * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
*
- * The licence and distribution terms for any publically available version or
- * derivative of this code cannot be changed. i.e. this code cannot simply be
- * copied and put under another distribution licence
- * [including the GNU Public Licence.]
+ * Licensed under the Apache License 2.0 (the "License"). You may not use
+ * this file except in compliance with the License. You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
*/
#ifndef HEADER_DH_H
# include <openssl/bio.h>
# include <openssl/asn1.h>
# include <openssl/ossl_typ.h>
-# if OPENSSL_API_COMPAT < 0x10100000L
+# if !OPENSSL_API_1_1_0
# include <openssl/bn.h>
# endif
+# include <openssl/dherr.h>
# ifdef __cplusplus
extern "C" {
# define OPENSSL_DH_FIPS_MIN_MODULUS_BITS 1024
# define DH_FLAG_CACHE_MONT_P 0x01
-# define DH_FLAG_NO_EXP_CONSTTIME 0x02
+
+# if !OPENSSL_API_1_1_0
+/*
+ * Does nothing. Previously this switched off constant time behaviour.
+ */
+# define DH_FLAG_NO_EXP_CONSTTIME 0x00
+# endif
/*
* If this flag is set the DH method is FIPS compliant and can be used in
*/
# define DH_CHECK_P_NOT_STRONG_PRIME DH_CHECK_P_NOT_SAFE_PRIME
-# define d2i_DHparams_fp(fp,x) (DH *)ASN1_d2i_fp((char *(*)())DH_new, \
- (char *(*)())d2i_DHparams,(fp),(unsigned char **)(x))
-# define i2d_DHparams_fp(fp,x) ASN1_i2d_fp(i2d_DHparams,(fp), \
- (unsigned char *)(x))
-# define d2i_DHparams_bio(bp,x) ASN1_d2i_bio_of(DH,DH_new,d2i_DHparams,bp,x)
-# define i2d_DHparams_bio(bp,x) ASN1_i2d_bio_of_const(DH,i2d_DHparams,bp,x)
+# define d2i_DHparams_fp(fp,x) \
+ (DH *)ASN1_d2i_fp((char *(*)())DH_new, \
+ (char *(*)())d2i_DHparams, \
+ (fp), \
+ (unsigned char **)(x))
+# define i2d_DHparams_fp(fp,x) \
+ ASN1_i2d_fp(i2d_DHparams,(fp), (unsigned char *)(x))
+# define d2i_DHparams_bio(bp,x) \
+ ASN1_d2i_bio_of(DH, DH_new, d2i_DHparams, bp, x)
+# define i2d_DHparams_bio(bp,x) \
+ ASN1_i2d_bio_of_const(DH,i2d_DHparams,bp,x)
+
+# define d2i_DHxparams_fp(fp,x) \
+ (DH *)ASN1_d2i_fp((char *(*)())DH_new, \
+ (char *(*)())d2i_DHxparams, \
+ (fp), \
+ (unsigned char **)(x))
+# define i2d_DHxparams_fp(fp,x) \
+ ASN1_i2d_fp(i2d_DHxparams,(fp), (unsigned char *)(x))
+# define d2i_DHxparams_bio(bp,x) \
+ ASN1_d2i_bio_of(DH, DH_new, d2i_DHxparams, bp, x)
+# define i2d_DHxparams_bio(bp,x) \
+ ASN1_i2d_bio_of_const(DH, i2d_DHxparams, bp, x)
DH *DHparams_dup(DH *);
int DH_generate_parameters_ex(DH *dh, int prime_len, int generator,
BN_GENCB *cb);
+int DH_check_params_ex(const DH *dh);
+int DH_check_ex(const DH *dh);
+int DH_check_pub_key_ex(const DH *dh, const BIGNUM *pub_key);
+int DH_check_params(const DH *dh, int *ret);
int DH_check(const DH *dh, int *codes);
int DH_check_pub_key(const DH *dh, const BIGNUM *pub_key, int *codes);
int DH_generate_key(DH *dh);
DH *DH_get_2048_224(void);
DH *DH_get_2048_256(void);
+/* Named parameters, currently RFC7919 */
+DH *DH_new_by_nid(int nid);
+int DH_get_nid(const DH *dh);
+
# ifndef OPENSSL_NO_CMS
/* RFC2631 KDF */
int DH_KDF_X9_42(unsigned char *out, size_t outlen,
const unsigned char *ukm, size_t ukmlen, const EVP_MD *md);
# endif
-void DH_get0_pqg(const DH *dh, BIGNUM **p, BIGNUM **q, BIGNUM **g);
+void DH_get0_pqg(const DH *dh,
+ const BIGNUM **p, const BIGNUM **q, const BIGNUM **g);
int DH_set0_pqg(DH *dh, BIGNUM *p, BIGNUM *q, BIGNUM *g);
-void DH_get0_key(const DH *dh, BIGNUM **pub_key, BIGNUM **priv_key);
+void DH_get0_key(const DH *dh,
+ const BIGNUM **pub_key, const BIGNUM **priv_key);
int DH_set0_key(DH *dh, BIGNUM *pub_key, BIGNUM *priv_key);
+const BIGNUM *DH_get0_p(const DH *dh);
+const BIGNUM *DH_get0_q(const DH *dh);
+const BIGNUM *DH_get0_g(const DH *dh);
+const BIGNUM *DH_get0_priv_key(const DH *dh);
+const BIGNUM *DH_get0_pub_key(const DH *dh);
void DH_clear_flags(DH *dh, int flags);
int DH_test_flags(const DH *dh, int flags);
void DH_set_flags(DH *dh, int flags);
DH_METHOD *DH_meth_dup(const DH_METHOD *dhm);
const char *DH_meth_get0_name(const DH_METHOD *dhm);
int DH_meth_set1_name(DH_METHOD *dhm, const char *name);
-int DH_meth_get_flags(DH_METHOD *dhm);
+int DH_meth_get_flags(const DH_METHOD *dhm);
int DH_meth_set_flags(DH_METHOD *dhm, int flags);
void *DH_meth_get0_app_data(const DH_METHOD *dhm);
int DH_meth_set0_app_data(DH_METHOD *dhm, void *app_data);
EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, EVP_PKEY_OP_PARAMGEN, \
EVP_PKEY_CTRL_DH_RFC5114, gen, NULL)
+# define EVP_PKEY_CTX_set_dh_nid(ctx, nid) \
+ EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DH, \
+ EVP_PKEY_OP_PARAMGEN | EVP_PKEY_OP_KEYGEN, \
+ EVP_PKEY_CTRL_DH_NID, nid, NULL)
+
+# define EVP_PKEY_CTX_set_dh_pad(ctx, pad) \
+ EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DH, EVP_PKEY_OP_DERIVE, \
+ EVP_PKEY_CTRL_DH_PAD, pad, NULL)
+
# define EVP_PKEY_CTX_set_dh_kdf_type(ctx, kdf) \
EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, \
EVP_PKEY_OP_DERIVE, \
# define EVP_PKEY_CTX_set0_dh_kdf_oid(ctx, oid) \
EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, \
EVP_PKEY_OP_DERIVE, \
- EVP_PKEY_CTRL_DH_KDF_OID, 0, (void *)oid)
+ EVP_PKEY_CTRL_DH_KDF_OID, 0, (void *)(oid))
# define EVP_PKEY_CTX_get0_dh_kdf_oid(ctx, poid) \
EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, \
EVP_PKEY_OP_DERIVE, \
- EVP_PKEY_CTRL_GET_DH_KDF_OID, 0, (void *)poid)
+ EVP_PKEY_CTRL_GET_DH_KDF_OID, 0, (void *)(poid))
# define EVP_PKEY_CTX_set_dh_kdf_md(ctx, md) \
EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, \
EVP_PKEY_OP_DERIVE, \
- EVP_PKEY_CTRL_DH_KDF_MD, 0, (void *)md)
+ EVP_PKEY_CTRL_DH_KDF_MD, 0, (void *)(md))
# define EVP_PKEY_CTX_get_dh_kdf_md(ctx, pmd) \
EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, \
EVP_PKEY_OP_DERIVE, \
- EVP_PKEY_CTRL_GET_DH_KDF_MD, 0, (void *)pmd)
+ EVP_PKEY_CTRL_GET_DH_KDF_MD, 0, (void *)(pmd))
# define EVP_PKEY_CTX_set_dh_kdf_outlen(ctx, len) \
EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, \
# define EVP_PKEY_CTX_get_dh_kdf_outlen(ctx, plen) \
EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, \
EVP_PKEY_OP_DERIVE, \
- EVP_PKEY_CTRL_GET_DH_KDF_OUTLEN, 0, (void *)plen)
+ EVP_PKEY_CTRL_GET_DH_KDF_OUTLEN, 0, (void *)(plen))
# define EVP_PKEY_CTX_set0_dh_kdf_ukm(ctx, p, plen) \
EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, \
EVP_PKEY_OP_DERIVE, \
- EVP_PKEY_CTRL_DH_KDF_UKM, plen, (void *)p)
+ EVP_PKEY_CTRL_DH_KDF_UKM, plen, (void *)(p))
# define EVP_PKEY_CTX_get0_dh_kdf_ukm(ctx, p) \
EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, \
EVP_PKEY_OP_DERIVE, \
- EVP_PKEY_CTRL_GET_DH_KDF_UKM, 0, (void *)p)
+ EVP_PKEY_CTRL_GET_DH_KDF_UKM, 0, (void *)(p))
# define EVP_PKEY_CTRL_DH_PARAMGEN_PRIME_LEN (EVP_PKEY_ALG_CTRL + 1)
# define EVP_PKEY_CTRL_DH_PARAMGEN_GENERATOR (EVP_PKEY_ALG_CTRL + 2)
# define EVP_PKEY_CTRL_GET_DH_KDF_UKM (EVP_PKEY_ALG_CTRL + 12)
# define EVP_PKEY_CTRL_DH_KDF_OID (EVP_PKEY_ALG_CTRL + 13)
# define EVP_PKEY_CTRL_GET_DH_KDF_OID (EVP_PKEY_ALG_CTRL + 14)
+# define EVP_PKEY_CTRL_DH_NID (EVP_PKEY_ALG_CTRL + 15)
+# define EVP_PKEY_CTRL_DH_PAD (EVP_PKEY_ALG_CTRL + 16)
/* KDF types */
# define EVP_PKEY_DH_KDF_NONE 1
# define EVP_PKEY_DH_KDF_X9_42 2
# endif
-/* BEGIN ERROR CODES */
-/*
- * The following lines are auto generated by the script mkerr.pl. Any changes
- * made after this point may be overwritten when the script is next run.
- */
-void ERR_load_DH_strings(void);
-
-/* Error codes for the DH functions. */
-
-/* Function codes. */
-# define DH_F_COMPUTE_KEY 102
-# define DH_F_DHPARAMS_PRINT_FP 101
-# define DH_F_DH_BUILTIN_GENPARAMS 106
-# define DH_F_DH_CMS_DECRYPT 114
-# define DH_F_DH_CMS_SET_PEERKEY 115
-# define DH_F_DH_CMS_SET_SHARED_INFO 116
-# define DH_F_DH_NEW_METHOD 105
-# define DH_F_DH_PARAM_DECODE 107
-# define DH_F_DH_PRIV_DECODE 110
-# define DH_F_DH_PRIV_ENCODE 111
-# define DH_F_DH_PUB_DECODE 108
-# define DH_F_DH_PUB_ENCODE 109
-# define DH_F_DO_DH_PRINT 100
-# define DH_F_GENERATE_KEY 103
-# define DH_F_GENERATE_PARAMETERS 104
-# define DH_F_PKEY_DH_DERIVE 112
-# define DH_F_PKEY_DH_KEYGEN 113
-
-/* Reason codes. */
-# define DH_R_BAD_GENERATOR 101
-# define DH_R_BN_DECODE_ERROR 109
-# define DH_R_BN_ERROR 106
-# define DH_R_DECODE_ERROR 104
-# define DH_R_INVALID_PUBKEY 102
-# define DH_R_KDF_PARAMETER_ERROR 112
-# define DH_R_KEYS_NOT_SET 108
-# define DH_R_KEY_SIZE_TOO_SMALL 110
-# define DH_R_MODULUS_TOO_LARGE 103
-# define DH_R_NO_PARAMETERS_SET 107
-# define DH_R_NO_PRIVATE_VALUE 100
-# define DH_R_PARAMETER_ENCODING_ERROR 105
-# define DH_R_PEER_KEY_ERROR 111
-# define DH_R_SHARED_INFO_ERROR 113
-# ifdef __cplusplus
+# ifdef __cplusplus
}
+# endif
# endif
-# endif
-
#endif
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