/*
- * Copyright 1995-2019 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
*
* 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
# define DH_FLAG_CACHE_MONT_P 0x01
+# define DH_FLAG_TYPE_MASK 0xF000
+# define DH_FLAG_TYPE_DH 0x0000
+# define DH_FLAG_TYPE_DHX 0x1000
+
# ifndef OPENSSL_NO_DEPRECATED_1_1_0
/*
* Does nothing. Previously this switched off constant time behaviour.
# define DH_CHECK_P_NOT_STRONG_PRIME DH_CHECK_P_NOT_SAFE_PRIME
/* DH parameter generation types used by EVP_PKEY_CTX_set_dh_paramgen_type() */
-# define DH_PARAMGEN_TYPE_GENERATOR 0 /* Use a generator g */
-# define DH_PARAMGEN_TYPE_FIPS_186_2 1 /* Use legacy FIPS186-2 standard */
+# define DH_PARAMGEN_TYPE_GENERATOR 0 /* Use a safe prime generator */
+# define DH_PARAMGEN_TYPE_FIPS_186_2 1 /* Use FIPS186-2 standard */
# define DH_PARAMGEN_TYPE_FIPS_186_4 2 /* Use FIPS186-4 standard */
-
-# define DH_CHECK_P_NOT_STRONG_PRIME DH_CHECK_P_NOT_SAFE_PRIME
+# define DH_PARAMGEN_TYPE_GROUP 3 /* Use a named safe prime group */
# define d2i_DHparams_fp(fp, x) \
(DH *)ASN1_d2i_fp((char *(*)())DH_new, \
DH *DH_new(void);
void DH_free(DH *dh);
int DH_up_ref(DH *dh);
-DEPRECATEDIN_3_0(int DH_bits(const DH *dh))
+int DH_bits(const DH *dh);
DEPRECATEDIN_3_0(int DH_size(const DH *dh))
DEPRECATEDIN_3_0(int DH_security_bits(const DH *dh))
# ifndef OPENSSL_NO_DEPRECATED_3_0
/* Named parameters, currently RFC7919 and RFC3526 */
/* TODO(3.0): deprecate DH_new_by_nid() after converting ssl/s3_lib.c */
DH *DH_new_by_nid(int nid);
-DEPRECATEDIN_3_0(int DH_get_nid(DH *dh))
+DEPRECATEDIN_3_0(int DH_get_nid(const DH *dh))
-# ifndef OPENSSL_NO_CMS
/* RFC2631 KDF */
DEPRECATEDIN_3_0(int DH_KDF_X9_42(unsigned char *out, size_t outlen,
const unsigned char *Z, size_t Zlen,
ASN1_OBJECT *key_oid,
const unsigned char *ukm,
size_t ukmlen, const EVP_MD *md))
-# endif
void DH_get0_pqg(const DH *dh,
const BIGNUM **p, const BIGNUM **q, const BIGNUM **g);
int DH_test_flags(const DH *dh, int flags);
void DH_set_flags(DH *dh, int flags);
DEPRECATEDIN_3_0(ENGINE *DH_get0_engine(DH *d))
-DEPRECATEDIN_3_0(long DH_get_length(const DH *dh))
-DEPRECATEDIN_3_0(int DH_set_length(DH *dh, long length))
+long DH_get_length(const DH *dh);
+int DH_set_length(DH *dh, long length);
DEPRECATEDIN_3_0(DH_METHOD *DH_meth_new(const char *name, int flags))
DEPRECATEDIN_3_0(void DH_meth_free(DH_METHOD *dhm))
(DH *, int, int,
BN_GENCB *)))
-# define EVP_PKEY_CTX_set_dh_paramgen_prime_len(ctx, len) \
- EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DH, EVP_PKEY_OP_PARAMGEN, \
- EVP_PKEY_CTRL_DH_PARAMGEN_PRIME_LEN, len, NULL)
-
-# define EVP_PKEY_CTX_set_dh_paramgen_subprime_len(ctx, len) \
- EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DH, EVP_PKEY_OP_PARAMGEN, \
- EVP_PKEY_CTRL_DH_PARAMGEN_SUBPRIME_LEN, len, NULL)
-
-# define EVP_PKEY_CTX_set_dh_paramgen_type(ctx, typ) \
- EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DH, EVP_PKEY_OP_PARAMGEN, \
- EVP_PKEY_CTRL_DH_PARAMGEN_TYPE, typ, NULL)
-
-# define EVP_PKEY_CTX_set_dh_paramgen_generator(ctx, gen) \
- EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DH, EVP_PKEY_OP_PARAMGEN, \
- EVP_PKEY_CTRL_DH_PARAMGEN_GENERATOR, gen, NULL)
-
-# define EVP_PKEY_CTX_set_dh_rfc5114(ctx, gen) \
- EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, EVP_PKEY_OP_PARAMGEN, \
- EVP_PKEY_CTRL_DH_RFC5114, gen, NULL)
-
-# define EVP_PKEY_CTX_set_dhx_rfc5114(ctx, gen) \
- 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_paramgen_type(EVP_PKEY_CTX *ctx, int typ);
+int EVP_PKEY_CTX_set_dh_paramgen_gindex(EVP_PKEY_CTX *ctx, int gindex);
+int EVP_PKEY_CTX_set_dh_paramgen_seed(EVP_PKEY_CTX *ctx,
+ const unsigned char *seed,
+ size_t seedlen);
+int EVP_PKEY_CTX_set_dh_paramgen_prime_len(EVP_PKEY_CTX *ctx, int pbits);
+int EVP_PKEY_CTX_set_dh_paramgen_subprime_len(EVP_PKEY_CTX *ctx, int qlen);
+int EVP_PKEY_CTX_set_dh_paramgen_generator(EVP_PKEY_CTX *ctx, int gen);
+int EVP_PKEY_CTX_set_dh_nid(EVP_PKEY_CTX *ctx, int nid);
+int EVP_PKEY_CTX_set_dh_rfc5114(EVP_PKEY_CTX *ctx, int gen);
+int EVP_PKEY_CTX_set_dhx_rfc5114(EVP_PKEY_CTX *ctx, int gen);
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, \
- EVP_PKEY_CTRL_DH_KDF_TYPE, kdf, NULL)
-
-# define EVP_PKEY_CTX_get_dh_kdf_type(ctx) \
- EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, EVP_PKEY_OP_DERIVE, \
- EVP_PKEY_CTRL_DH_KDF_TYPE, -2, NULL)
-
-# 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))
-
-# 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))
-
-# 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))
-
-# 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))
-
-# define EVP_PKEY_CTX_set_dh_kdf_outlen(ctx, len) \
- EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, EVP_PKEY_OP_DERIVE, \
- EVP_PKEY_CTRL_DH_KDF_OUTLEN, len, NULL)
-
-# 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))
-
-# 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))
-
-# 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))
+int EVP_PKEY_CTX_set_dh_kdf_type(EVP_PKEY_CTX *ctx, int kdf);
+int EVP_PKEY_CTX_get_dh_kdf_type(EVP_PKEY_CTX *ctx);
+int EVP_PKEY_CTX_set0_dh_kdf_oid(EVP_PKEY_CTX *ctx, ASN1_OBJECT *oid);
+int EVP_PKEY_CTX_get0_dh_kdf_oid(EVP_PKEY_CTX *ctx, ASN1_OBJECT **oid);
+int EVP_PKEY_CTX_set_dh_kdf_md(EVP_PKEY_CTX *ctx, const EVP_MD *md);
+int EVP_PKEY_CTX_get_dh_kdf_md(EVP_PKEY_CTX *ctx, const EVP_MD **md);
+int EVP_PKEY_CTX_set_dh_kdf_outlen(EVP_PKEY_CTX *ctx, int len);
+int EVP_PKEY_CTX_get_dh_kdf_outlen(EVP_PKEY_CTX *ctx, int *len);
+int EVP_PKEY_CTX_set0_dh_kdf_ukm(EVP_PKEY_CTX *ctx, unsigned char *ukm, int len);
+int EVP_PKEY_CTX_get0_dh_kdf_ukm(EVP_PKEY_CTX *ctx, unsigned char **ukm);
# 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)
/* KDF types */
# define EVP_PKEY_DH_KDF_NONE 1
-# ifndef OPENSSL_NO_CMS
-# define EVP_PKEY_DH_KDF_X9_42 2
-# endif
+# define EVP_PKEY_DH_KDF_X9_42 2
# ifdef __cplusplus
}