/*
* Copyright 1995-2018 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_DSA_H
-# define HEADER_DSA_H
+#ifndef OPENSSL_DSA_H
+# define OPENSSL_DSA_H
+# pragma once
+
+# include <openssl/macros.h>
+# ifndef OPENSSL_NO_DEPRECATED_3_0
+# define HEADER_DSA_H
+# endif
# include <openssl/opensslconf.h>
# ifndef OPENSSL_NO_DSA
-# ifdef __cplusplus
+# ifdef __cplusplus
extern "C" {
-# endif
-# include <openssl/e_os2.h>
-# include <openssl/bio.h>
-# include <openssl/crypto.h>
-# include <openssl/ossl_typ.h>
-# include <openssl/opensslconf.h>
-# include <openssl/bn.h>
-# if OPENSSL_API_COMPAT < 0x10100000L
-# include <openssl/dh.h>
-# endif
-# include <openssl/dsaerr.h>
+# endif
+# include <openssl/e_os2.h>
+# include <openssl/asn1.h>
+# include <openssl/bio.h>
+# include <openssl/crypto.h>
+# include <openssl/types.h>
+# include <openssl/bn.h>
+# ifndef OPENSSL_NO_DEPRECATED_1_1_0
+# include <openssl/dh.h>
+# endif
+# include <openssl/dsaerr.h>
-# ifndef OPENSSL_DSA_MAX_MODULUS_BITS
-# define OPENSSL_DSA_MAX_MODULUS_BITS 10000
-# endif
+# ifndef OPENSSL_DSA_MAX_MODULUS_BITS
+# define OPENSSL_DSA_MAX_MODULUS_BITS 10000
+# endif
-# define OPENSSL_DSA_FIPS_MIN_MODULUS_BITS 1024
+# define OPENSSL_DSA_FIPS_MIN_MODULUS_BITS 1024
-# define DSA_FLAG_CACHE_MONT_P 0x01
-# if OPENSSL_API_COMPAT < 0x10100000L
+# ifndef OPENSSL_NO_DEPRECATED_1_1_0
/*
* Does nothing. Previously this switched off constant time behaviour.
*/
-# define DSA_FLAG_NO_EXP_CONSTTIME 0x00
-# endif
+# define DSA_FLAG_NO_EXP_CONSTTIME 0x00
+# endif
+
+# ifndef OPENSSL_NO_DEPRECATED_3_0
+# define DSA_FLAG_CACHE_MONT_P 0x01
/*
* If this flag is set the DSA method is FIPS compliant and can be used in
* result is compliant.
*/
-# define DSA_FLAG_FIPS_METHOD 0x0400
+# define DSA_FLAG_FIPS_METHOD 0x0400
/*
* If this flag is set the operations normally disabled in FIPS mode are
* usage is compliant.
*/
-# define DSA_FLAG_NON_FIPS_ALLOW 0x0400
-# define DSA_FLAG_FIPS_CHECKED 0x0800
+# define DSA_FLAG_NON_FIPS_ALLOW 0x0400
+# define DSA_FLAG_FIPS_CHECKED 0x0800
+# endif /* OPENSSL_NO_DEPRECATED_3_0 */
/* Already defined in ossl_typ.h */
/* typedef struct dsa_st DSA; */
typedef struct DSA_SIG_st DSA_SIG;
-# define d2i_DSAparams_fp(fp,x) (DSA *)ASN1_d2i_fp((char *(*)())DSA_new, \
- (char *(*)())d2i_DSAparams,(fp),(unsigned char **)(x))
-# define i2d_DSAparams_fp(fp,x) ASN1_i2d_fp(i2d_DSAparams,(fp), \
- (unsigned char *)(x))
-# define d2i_DSAparams_bio(bp,x) ASN1_d2i_bio_of(DSA,DSA_new,d2i_DSAparams,bp,x)
-# define i2d_DSAparams_bio(bp,x) ASN1_i2d_bio_of_const(DSA,i2d_DSAparams,bp,x)
+/*
+ * TODO(3.0): consider removing the ASN.1 encoding and decoding when
+ * deserialisation is completed elsewhere.
+ */
+# define d2i_DSAparams_fp(fp, x) \
+ (DSA *)ASN1_d2i_fp((char *(*)())DSA_new, \
+ (char *(*)())d2i_DSAparams, (fp), \
+ (unsigned char **)(x))
+# define i2d_DSAparams_fp(fp, x) \
+ ASN1_i2d_fp(i2d_DSAparams, (fp), (unsigned char *)(x))
+# define d2i_DSAparams_bio(bp, x) \
+ ASN1_d2i_bio_of(DSA, DSA_new, d2i_DSAparams, bp, x)
+# define i2d_DSAparams_bio(bp, x) \
+ ASN1_i2d_bio_of(DSA, i2d_DSAparams, bp, x)
-DSA *DSAparams_dup(DSA *x);
+DECLARE_ASN1_DUP_FUNCTION_name(DSA, DSAparams)
DSA_SIG *DSA_SIG_new(void);
void DSA_SIG_free(DSA_SIG *a);
-int i2d_DSA_SIG(const DSA_SIG *a, unsigned char **pp);
-DSA_SIG *d2i_DSA_SIG(DSA_SIG **v, const unsigned char **pp, long length);
+DECLARE_ASN1_ENCODE_FUNCTIONS_only(DSA_SIG, DSA_SIG)
void DSA_SIG_get0(const DSA_SIG *sig, const BIGNUM **pr, const BIGNUM **ps);
int DSA_SIG_set0(DSA_SIG *sig, BIGNUM *r, BIGNUM *s);
-DSA_SIG *DSA_do_sign(const unsigned char *dgst, int dlen, DSA *dsa);
-int DSA_do_verify(const unsigned char *dgst, int dgst_len,
- DSA_SIG *sig, DSA *dsa);
+DEPRECATEDIN_3_0(DSA_SIG *DSA_do_sign(const unsigned char *dgst, int dlen,
+ DSA *dsa))
+DEPRECATEDIN_3_0(int DSA_do_verify(const unsigned char *dgst, int dgst_len,
+ DSA_SIG *sig, DSA *dsa))
-const DSA_METHOD *DSA_OpenSSL(void);
+DEPRECATEDIN_3_0(const DSA_METHOD *DSA_OpenSSL(void))
-void DSA_set_default_method(const DSA_METHOD *);
-const DSA_METHOD *DSA_get_default_method(void);
-int DSA_set_method(DSA *dsa, const DSA_METHOD *);
-const DSA_METHOD *DSA_get_method(DSA *d);
+DEPRECATEDIN_3_0(void DSA_set_default_method(const DSA_METHOD *))
+DEPRECATEDIN_3_0(const DSA_METHOD *DSA_get_default_method(void))
+DEPRECATEDIN_3_0(int DSA_set_method(DSA *dsa, const DSA_METHOD *))
+DEPRECATEDIN_3_0(const DSA_METHOD *DSA_get_method(DSA *d))
DSA *DSA_new(void);
-DSA *DSA_new_method(ENGINE *engine);
+DEPRECATEDIN_3_0(DSA *DSA_new_method(ENGINE *engine))
void DSA_free(DSA *r);
/* "up" the DSA object's reference count */
int DSA_up_ref(DSA *r);
-int DSA_size(const DSA *);
-int DSA_bits(const DSA *d);
-int DSA_security_bits(const DSA *d);
+DEPRECATEDIN_3_0(int DSA_size(const DSA *))
+DEPRECATEDIN_3_0(int DSA_bits(const DSA *d))
+DEPRECATEDIN_3_0(int DSA_security_bits(const DSA *d))
/* next 4 return -1 on error */
-int DSA_sign_setup(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp, BIGNUM **rp);
-int DSA_sign(int type, const unsigned char *dgst, int dlen,
- unsigned char *sig, unsigned int *siglen, DSA *dsa);
-int DSA_verify(int type, const unsigned char *dgst, int dgst_len,
- const unsigned char *sigbuf, int siglen, DSA *dsa);
-#define DSA_get_ex_new_index(l, p, newf, dupf, freef) \
- CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_DSA, l, p, newf, dupf, freef)
-int DSA_set_ex_data(DSA *d, int idx, void *arg);
-void *DSA_get_ex_data(DSA *d, int idx);
-
-DSA *d2i_DSAPublicKey(DSA **a, const unsigned char **pp, long length);
-DSA *d2i_DSAPrivateKey(DSA **a, const unsigned char **pp, long length);
-DSA *d2i_DSAparams(DSA **a, const unsigned char **pp, long length);
+DEPRECATEDIN_3_0(int DSA_sign_setup(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp,
+ BIGNUM **rp))
+DEPRECATEDIN_3_0(int DSA_sign(int type, const unsigned char *dgst, int dlen,
+ unsigned char *sig, unsigned int *siglen,
+ DSA *dsa))
+DEPRECATEDIN_3_0(int DSA_verify(int type, const unsigned char *dgst,
+ int dgst_len, const unsigned char *sigbuf,
+ int siglen, DSA *dsa))
+# ifndef OPENSSL_NO_DEPRECATED_3_0
+# define DSA_get_ex_new_index(l, p, newf, dupf, freef) \
+ CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_DSA, l, p, newf, dupf, freef)
+# endif
+DEPRECATEDIN_3_0(int DSA_set_ex_data(DSA *d, int idx, void *arg))
+DEPRECATEDIN_3_0(void *DSA_get_ex_data(DSA *d, int idx))
+
+DECLARE_ASN1_ENCODE_FUNCTIONS_only(DSA, DSAPublicKey)
+DECLARE_ASN1_ENCODE_FUNCTIONS_only(DSA, DSAPrivateKey)
+DECLARE_ASN1_ENCODE_FUNCTIONS_only(DSA, DSAparams)
/* Deprecated version */
DEPRECATEDIN_0_9_8(DSA *DSA_generate_parameters(int bits,
void *cb_arg))
/* New version */
-int DSA_generate_parameters_ex(DSA *dsa, int bits,
- const unsigned char *seed, int seed_len,
- int *counter_ret, unsigned long *h_ret,
- BN_GENCB *cb);
-
-int DSA_generate_key(DSA *a);
-int i2d_DSAPublicKey(const DSA *a, unsigned char **pp);
-int i2d_DSAPrivateKey(const DSA *a, unsigned char **pp);
-int i2d_DSAparams(const DSA *a, unsigned char **pp);
-
-int DSAparams_print(BIO *bp, const DSA *x);
-int DSA_print(BIO *bp, const DSA *x, int off);
-# ifndef OPENSSL_NO_STDIO
-int DSAparams_print_fp(FILE *fp, const DSA *x);
-int DSA_print_fp(FILE *bp, const DSA *x, int off);
-# endif
+DEPRECATEDIN_3_0(int DSA_generate_parameters_ex(DSA *dsa, int bits,
+ const unsigned char *seed,
+ int seed_len, int *counter_ret,
+ unsigned long *h_ret,
+ BN_GENCB *cb))
+
+DEPRECATEDIN_3_0(int DSA_generate_key(DSA *a))
+
+DEPRECATEDIN_3_0(int DSAparams_print(BIO *bp, const DSA *x))
+DEPRECATEDIN_3_0(int DSA_print(BIO *bp, const DSA *x, int off))
+# ifndef OPENSSL_NO_STDIO
+DEPRECATEDIN_3_0(int DSAparams_print_fp(FILE *fp, const DSA *x))
+DEPRECATEDIN_3_0(int DSA_print_fp(FILE *bp, const DSA *x, int off))
+# endif
-# define DSS_prime_checks 50
+# ifndef OPENSSL_NO_DEPRECATED_3_0
+# define DSS_prime_checks 64
/*
- * Primality test according to FIPS PUB 186[-1], Appendix 2.1: 50 rounds of
- * Rabin-Miller
+ * Primality test according to FIPS PUB 186-4, Appendix C.3. Since we only
+ * have one value here we set the number of checks to 64 which is the 128 bit
+ * security level that is the highest level and valid for creating a 3072 bit
+ * DSA key.
*/
-# define DSA_is_prime(n, callback, cb_arg) \
- BN_is_prime(n, DSS_prime_checks, callback, NULL, cb_arg)
+# define DSA_is_prime(n, callback, cb_arg) \
+ BN_is_prime(n, DSS_prime_checks, callback, NULL, cb_arg)
+# endif
-# ifndef OPENSSL_NO_DH
+# ifndef OPENSSL_NO_DH
/*
* Convert DSA structure (key or just parameters) into DH structure (be
* careful to avoid small subgroup attacks when using this!)
+ *
+ * TODO(3.0): figure out how to remove this monstrosity
*/
DH *DSA_dup_DH(const DSA *r);
-# endif
+# endif
-# define EVP_PKEY_CTX_set_dsa_paramgen_bits(ctx, nbits) \
- EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DSA, EVP_PKEY_OP_PARAMGEN, \
- EVP_PKEY_CTRL_DSA_PARAMGEN_BITS, nbits, NULL)
+# define EVP_PKEY_CTX_set_dsa_paramgen_bits(ctx, nbits) \
+ EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DSA, EVP_PKEY_OP_PARAMGEN, \
+ EVP_PKEY_CTRL_DSA_PARAMGEN_BITS, nbits, NULL)
+# define EVP_PKEY_CTX_set_dsa_paramgen_q_bits(ctx, qbits) \
+ EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DSA, EVP_PKEY_OP_PARAMGEN, \
+ EVP_PKEY_CTRL_DSA_PARAMGEN_Q_BITS, qbits, NULL)
+# define EVP_PKEY_CTX_set_dsa_paramgen_md(ctx, md) \
+ EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DSA, EVP_PKEY_OP_PARAMGEN, \
+ EVP_PKEY_CTRL_DSA_PARAMGEN_MD, 0, (void *)(md))
-# define EVP_PKEY_CTRL_DSA_PARAMGEN_BITS (EVP_PKEY_ALG_CTRL + 1)
-# define EVP_PKEY_CTRL_DSA_PARAMGEN_Q_BITS (EVP_PKEY_ALG_CTRL + 2)
-# define EVP_PKEY_CTRL_DSA_PARAMGEN_MD (EVP_PKEY_ALG_CTRL + 3)
+# define EVP_PKEY_CTRL_DSA_PARAMGEN_BITS (EVP_PKEY_ALG_CTRL + 1)
+# define EVP_PKEY_CTRL_DSA_PARAMGEN_Q_BITS (EVP_PKEY_ALG_CTRL + 2)
+# define EVP_PKEY_CTRL_DSA_PARAMGEN_MD (EVP_PKEY_ALG_CTRL + 3)
void DSA_get0_pqg(const DSA *d,
const BIGNUM **p, const BIGNUM **q, const BIGNUM **g);
void DSA_get0_key(const DSA *d,
const BIGNUM **pub_key, const BIGNUM **priv_key);
int DSA_set0_key(DSA *d, BIGNUM *pub_key, BIGNUM *priv_key);
+const BIGNUM *DSA_get0_p(const DSA *d);
+const BIGNUM *DSA_get0_q(const DSA *d);
+const BIGNUM *DSA_get0_g(const DSA *d);
+const BIGNUM *DSA_get0_pub_key(const DSA *d);
+const BIGNUM *DSA_get0_priv_key(const DSA *d);
void DSA_clear_flags(DSA *d, int flags);
int DSA_test_flags(const DSA *d, int flags);
void DSA_set_flags(DSA *d, int flags);
-ENGINE *DSA_get0_engine(DSA *d);
-
-DSA_METHOD *DSA_meth_new(const char *name, int flags);
-void DSA_meth_free(DSA_METHOD *dsam);
-DSA_METHOD *DSA_meth_dup(const DSA_METHOD *dsam);
-const char *DSA_meth_get0_name(const DSA_METHOD *dsam);
-int DSA_meth_set1_name(DSA_METHOD *dsam, const char *name);
-int DSA_meth_get_flags(const DSA_METHOD *dsam);
-int DSA_meth_set_flags(DSA_METHOD *dsam, int flags);
-void *DSA_meth_get0_app_data(const DSA_METHOD *dsam);
-int DSA_meth_set0_app_data(DSA_METHOD *dsam, void *app_data);
-DSA_SIG *(*DSA_meth_get_sign(const DSA_METHOD *dsam))
- (const unsigned char *, int, DSA *);
-int DSA_meth_set_sign(DSA_METHOD *dsam,
- DSA_SIG *(*sign) (const unsigned char *, int, DSA *));
-int (*DSA_meth_get_sign_setup(const DSA_METHOD *dsam))
- (DSA *, BN_CTX *, BIGNUM **, BIGNUM **);
-int DSA_meth_set_sign_setup(DSA_METHOD *dsam,
- int (*sign_setup) (DSA *, BN_CTX *, BIGNUM **, BIGNUM **));
-int (*DSA_meth_get_verify(const DSA_METHOD *dsam))
- (const unsigned char *, int, DSA_SIG *, DSA *);
-int DSA_meth_set_verify(DSA_METHOD *dsam,
- int (*verify) (const unsigned char *, int, DSA_SIG *, DSA *));
-int (*DSA_meth_get_mod_exp(const DSA_METHOD *dsam))
+DEPRECATEDIN_3_0(ENGINE *DSA_get0_engine(DSA *d))
+
+DEPRECATEDIN_3_0(DSA_METHOD *DSA_meth_new(const char *name, int flags))
+DEPRECATEDIN_3_0(void DSA_meth_free(DSA_METHOD *dsam))
+DEPRECATEDIN_3_0(DSA_METHOD *DSA_meth_dup(const DSA_METHOD *dsam))
+DEPRECATEDIN_3_0(const char *DSA_meth_get0_name(const DSA_METHOD *dsam))
+DEPRECATEDIN_3_0(int DSA_meth_set1_name(DSA_METHOD *dsam, const char *name))
+DEPRECATEDIN_3_0(int DSA_meth_get_flags(const DSA_METHOD *dsam))
+DEPRECATEDIN_3_0(int DSA_meth_set_flags(DSA_METHOD *dsam, int flags))
+DEPRECATEDIN_3_0(void *DSA_meth_get0_app_data(const DSA_METHOD *dsam))
+DEPRECATEDIN_3_0(int DSA_meth_set0_app_data(DSA_METHOD *dsam, void *app_data))
+DEPRECATEDIN_3_0(DSA_SIG *(*DSA_meth_get_sign(const DSA_METHOD *dsam))
+ (const unsigned char *, int, DSA *))
+DEPRECATEDIN_3_0(int DSA_meth_set_sign(DSA_METHOD *dsam,
+ DSA_SIG *(*sign) (const unsigned char *, int, DSA *)))
+DEPRECATEDIN_3_0(int (*DSA_meth_get_sign_setup(const DSA_METHOD *dsam))
+ (DSA *, BN_CTX *, BIGNUM **, BIGNUM **))
+DEPRECATEDIN_3_0(int DSA_meth_set_sign_setup(DSA_METHOD *dsam,
+ int (*sign_setup) (DSA *, BN_CTX *, BIGNUM **, BIGNUM **)))
+DEPRECATEDIN_3_0(int (*DSA_meth_get_verify(const DSA_METHOD *dsam))
+ (const unsigned char *, int, DSA_SIG *, DSA *))
+DEPRECATEDIN_3_0(int DSA_meth_set_verify(DSA_METHOD *dsam,
+ int (*verify) (const unsigned char *, int, DSA_SIG *, DSA *)))
+DEPRECATEDIN_3_0(int (*DSA_meth_get_mod_exp(const DSA_METHOD *dsam))
(DSA *, BIGNUM *, const BIGNUM *, const BIGNUM *, const BIGNUM *,
- const BIGNUM *, const BIGNUM *, BN_CTX *, BN_MONT_CTX *);
-int DSA_meth_set_mod_exp(DSA_METHOD *dsam,
+ const BIGNUM *, const BIGNUM *, BN_CTX *, BN_MONT_CTX *))
+DEPRECATEDIN_3_0(int DSA_meth_set_mod_exp(DSA_METHOD *dsam,
int (*mod_exp) (DSA *, BIGNUM *, const BIGNUM *, const BIGNUM *,
const BIGNUM *, const BIGNUM *, const BIGNUM *, BN_CTX *,
- BN_MONT_CTX *));
-int (*DSA_meth_get_bn_mod_exp(const DSA_METHOD *dsam))
+ BN_MONT_CTX *)))
+DEPRECATEDIN_3_0(int (*DSA_meth_get_bn_mod_exp(const DSA_METHOD *dsam))
(DSA *, BIGNUM *, const BIGNUM *, const BIGNUM *, const BIGNUM *,
- BN_CTX *, BN_MONT_CTX *);
-int DSA_meth_set_bn_mod_exp(DSA_METHOD *dsam,
+ BN_CTX *, BN_MONT_CTX *))
+DEPRECATEDIN_3_0(int DSA_meth_set_bn_mod_exp(DSA_METHOD *dsam,
int (*bn_mod_exp) (DSA *, BIGNUM *, const BIGNUM *, const BIGNUM *,
- const BIGNUM *, BN_CTX *, BN_MONT_CTX *));
-int (*DSA_meth_get_init(const DSA_METHOD *dsam))(DSA *);
-int DSA_meth_set_init(DSA_METHOD *dsam, int (*init)(DSA *));
-int (*DSA_meth_get_finish(const DSA_METHOD *dsam)) (DSA *);
-int DSA_meth_set_finish(DSA_METHOD *dsam, int (*finish) (DSA *));
-int (*DSA_meth_get_paramgen(const DSA_METHOD *dsam))
+ const BIGNUM *, BN_CTX *, BN_MONT_CTX *)))
+DEPRECATEDIN_3_0(int (*DSA_meth_get_init(const DSA_METHOD *dsam))(DSA *))
+DEPRECATEDIN_3_0(int DSA_meth_set_init(DSA_METHOD *dsam, int (*init)(DSA *)))
+DEPRECATEDIN_3_0(int (*DSA_meth_get_finish(const DSA_METHOD *dsam)) (DSA *))
+DEPRECATEDIN_3_0(int DSA_meth_set_finish(DSA_METHOD *dsam, int (*finish) (DSA *)))
+DEPRECATEDIN_3_0(int (*DSA_meth_get_paramgen(const DSA_METHOD *dsam))
(DSA *, int, const unsigned char *, int, int *, unsigned long *,
- BN_GENCB *);
-int DSA_meth_set_paramgen(DSA_METHOD *dsam,
+ BN_GENCB *))
+DEPRECATEDIN_3_0(int DSA_meth_set_paramgen(DSA_METHOD *dsam,
int (*paramgen) (DSA *, int, const unsigned char *, int, int *,
- unsigned long *, BN_GENCB *));
-int (*DSA_meth_get_keygen(const DSA_METHOD *dsam)) (DSA *);
-int DSA_meth_set_keygen(DSA_METHOD *dsam, int (*keygen) (DSA *));
-
+ unsigned long *, BN_GENCB *)))
+DEPRECATEDIN_3_0(int (*DSA_meth_get_keygen(const DSA_METHOD *dsam)) (DSA *))
+DEPRECATEDIN_3_0(int DSA_meth_set_keygen(DSA_METHOD *dsam, int (*keygen) (DSA *)))
# ifdef __cplusplus
}
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