/*
- * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1995-2019 The OpenSSL Project Authors. All Rights Reserved.
*
- * Licensed under the OpenSSL license (the "License"). You may not use
+ * 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
-# define HEADER_DH_H
+#ifndef OPENSSL_DH_H
+# define OPENSSL_DH_H
+# pragma once
+
+# include <openssl/macros.h>
+# ifndef OPENSSL_NO_DEPRECATED_3_0
+# define HEADER_DH_H
+# endif
# include <openssl/opensslconf.h>
# include <openssl/e_os2.h>
# include <openssl/bio.h>
# include <openssl/asn1.h>
-# include <openssl/ossl_typ.h>
-# if OPENSSL_API_COMPAT < 0x10100000L
+# include <openssl/types.h>
+# if !OPENSSL_API_1_1_0
# include <openssl/bn.h>
# endif
+# include <openssl/dherr.h>
# ifdef __cplusplus
extern "C" {
# define DH_FLAG_CACHE_MONT_P 0x01
-# if OPENSSL_API_COMPAT < 0x10100000L
+# if !OPENSSL_API_1_1_0
/*
* Does nothing. Previously this switched off constant time behaviour.
*/
DECLARE_ASN1_ITEM(DHparams)
# define DH_GENERATOR_2 2
-/* #define DH_GENERATOR_3 3 */
+# define DH_GENERATOR_3 3
# define DH_GENERATOR_5 5
/* DH_check error codes */
# define DH_CHECK_Q_NOT_PRIME 0x10
# define DH_CHECK_INVALID_Q_VALUE 0x20
# define DH_CHECK_INVALID_J_VALUE 0x40
+# define DH_MODULUS_TOO_SMALL 0x80
+# define DH_MODULUS_TOO_LARGE 0x100
/* DH_check_pub_key error codes */
# define DH_CHECK_PUBKEY_TOO_SMALL 0x01
*/
# 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)
-
-DH *DHparams_dup(DH *);
+# 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(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(DH, i2d_DHxparams, bp, x)
+
+DECLARE_ASN1_DUP_FUNCTION_name(DH, DHparams)
const DH_METHOD *DH_OpenSSL(void);
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);
int DH_compute_key(unsigned char *key, const BIGNUM *pub_key, DH *dh);
int DH_compute_key_padded(unsigned char *key, const BIGNUM *pub_key, DH *dh);
-DH *d2i_DHparams(DH **a, const unsigned char **pp, long length);
-int i2d_DHparams(const DH *a, unsigned char **pp);
-DH *d2i_DHxparams(DH **a, const unsigned char **pp, long length);
-int i2d_DHxparams(const DH *a, unsigned char **pp);
+DECLARE_ASN1_ENCODE_FUNCTIONS_only(DH, DHparams)
+DECLARE_ASN1_ENCODE_FUNCTIONS_only(DH, DHxparams)
# ifndef OPENSSL_NO_STDIO
int DHparams_print_fp(FILE *fp, const DH *x);
# endif
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)
+
+int EVP_PKEY_CTX_set_dh_pad(EVP_PKEY_CTX *ctx, int pad);
+
# 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_METH_DUP 117
-# define DH_F_DH_METH_NEW 118
-# define DH_F_DH_METH_SET1_NAME 119
-# 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_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_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
}