/*
- * Copyright 2006-2017 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2006-2021 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
#ifndef OSSL_CRYPTO_RSA_LOCAL_H
#define OSSL_CRYPTO_RSA_LOCAL_H
-#include <openssl/rsa.h>
#include "internal/refcount.h"
+#include "crypto/rsa.h"
#define RSA_MAX_PRIME_NUM 5
#define RSA_MIN_MODULUS_BITS 512
DECLARE_ASN1_ITEM(RSA_PRIME_INFO)
DEFINE_STACK_OF(RSA_PRIME_INFO)
-struct rsa_st {
- OPENSSL_CTX *libctx;
+#if defined(FIPS_MODULE) && !defined(OPENSSL_NO_ACVP_TESTS)
+struct rsa_acvp_test_st {
+ /* optional inputs */
+ BIGNUM *Xp1;
+ BIGNUM *Xp2;
+ BIGNUM *Xq1;
+ BIGNUM *Xq2;
+ BIGNUM *Xp;
+ BIGNUM *Xq;
+
+ /* optional outputs */
+ BIGNUM *p1;
+ BIGNUM *p2;
+ BIGNUM *q1;
+ BIGNUM *q2;
+};
+#endif
+struct rsa_st {
/*
- * The first parameter is used to pickup errors where this is passed
- * instead of an EVP_PKEY, it is set to 0
+ * #legacy
+ * The first field is used to pickup errors where this is passed
+ * instead of an EVP_PKEY. It is always zero.
+ * THIS MUST REMAIN THE FIRST FIELD.
*/
- int pad;
+ int dummy_zero;
+
+ OSSL_LIB_CTX *libctx;
int32_t version;
const RSA_METHOD *meth;
/* functional reference if 'meth' is ENGINE-provided */
BIGNUM *dmp1;
BIGNUM *dmq1;
BIGNUM *iqmp;
- /* TODO(3.0): Support PSS in FIPS_MODE */
-#ifndef FIPS_MODE
+
+ /*
+ * If a PSS only key this contains the parameter restrictions.
+ * There are two structures for the same thing, used in different cases.
+ */
+ /* This is used uniquely by OpenSSL provider implementations. */
+ RSA_PSS_PARAMS_30 pss_params;
+
+#if defined(FIPS_MODULE) && !defined(OPENSSL_NO_ACVP_TESTS)
+ RSA_ACVP_TEST *acvp_test;
+#endif
+
+#ifndef FIPS_MODULE
+ /* This is used uniquely by rsa_ameth.c and rsa_pmeth.c. */
+ RSA_PSS_PARAMS *pss;
/* for multi-prime RSA, defined in RFC 8017 */
STACK_OF(RSA_PRIME_INFO) *prime_infos;
- /* If a PSS only key this contains the parameter restrictions */
- RSA_PSS_PARAMS *pss;
- /* be careful using this if the RSA structure is shared */
+ /* Be careful using this if the RSA structure is shared */
CRYPTO_EX_DATA ex_data;
#endif
CRYPTO_REF_COUNT references;
* New sign and verify functions: some libraries don't allow arbitrary
* data to be signed/verified: this allows them to be used. Note: for
* this to work the RSA_public_decrypt() and RSA_private_encrypt() should
- * *NOT* be used RSA_sign(), RSA_verify() should be used instead.
+ * *NOT* be used. RSA_sign(), RSA_verify() should be used instead.
*/
int (*rsa_sign) (int type,
const unsigned char *m, unsigned int m_length,
BIGNUM *e, BN_GENCB *cb);
};
-extern int int_rsa_verify(int dtype, const unsigned char *m,
- unsigned int m_len, unsigned char *rm,
- size_t *prm_len, const unsigned char *sigbuf,
- size_t siglen, RSA *rsa);
/* Macros to test if a pkey or ctx is for a PSS key */
#define pkey_is_pss(pkey) (pkey->ameth->pkey_id == EVP_PKEY_RSA_PSS)
#define pkey_ctx_is_pss(ctx) (ctx->pmeth->pkey_id == EVP_PKEY_RSA_PSS)
-RSA_PSS_PARAMS *rsa_pss_params_create(const EVP_MD *sigmd,
- const EVP_MD *mgf1md, int saltlen);
-int rsa_pss_get_param(const RSA_PSS_PARAMS *pss, const EVP_MD **pmd,
- const EVP_MD **pmgf1md, int *psaltlen);
+RSA_PSS_PARAMS *ossl_rsa_pss_params_create(const EVP_MD *sigmd,
+ const EVP_MD *mgf1md, int saltlen);
+int ossl_rsa_pss_get_param(const RSA_PSS_PARAMS *pss, const EVP_MD **pmd,
+ const EVP_MD **pmgf1md, int *psaltlen);
/* internal function to clear and free multi-prime parameters */
-void rsa_multip_info_free_ex(RSA_PRIME_INFO *pinfo);
-void rsa_multip_info_free(RSA_PRIME_INFO *pinfo);
-RSA_PRIME_INFO *rsa_multip_info_new(void);
-int rsa_multip_calc_product(RSA *rsa);
-int rsa_multip_cap(int bits);
-
-uint16_t rsa_compute_security_bits(int n);
-
-int rsa_sp800_56b_validate_strength(int nbits, int strength);
-int rsa_check_pminusq_diff(BIGNUM *diff, const BIGNUM *p, const BIGNUM *q,
- int nbits);
-int rsa_get_lcm(BN_CTX *ctx, const BIGNUM *p, const BIGNUM *q,
- BIGNUM *lcm, BIGNUM *gcd, BIGNUM *p1, BIGNUM *q1,
- BIGNUM *p1q1);
-
-int rsa_check_public_exponent(const BIGNUM *e);
-int rsa_check_private_exponent(const RSA *rsa, int nbits, BN_CTX *ctx);
-int rsa_check_prime_factor(BIGNUM *p, BIGNUM *e, int nbits, BN_CTX *ctx);
-int rsa_check_prime_factor_range(const BIGNUM *p, int nbits, BN_CTX *ctx);
-int rsa_check_crt_components(const RSA *rsa, BN_CTX *ctx);
-
-int rsa_sp800_56b_pairwise_test(RSA *rsa, BN_CTX *ctx);
-int rsa_sp800_56b_check_public(const RSA *rsa);
-int rsa_sp800_56b_check_private(const RSA *rsa);
-int rsa_sp800_56b_check_keypair(const RSA *rsa, const BIGNUM *efixed,
- int strength, int nbits);
-int rsa_sp800_56b_generate_key(RSA *rsa, int nbits, const BIGNUM *efixed,
- BN_GENCB *cb);
-
-int rsa_sp800_56b_derive_params_from_pq(RSA *rsa, int nbits,
- const BIGNUM *e, BN_CTX *ctx);
-int rsa_fips186_4_gen_prob_primes(RSA *rsa, BIGNUM *p1, BIGNUM *p2,
- BIGNUM *Xpout, const BIGNUM *Xp,
- const BIGNUM *Xp1, const BIGNUM *Xp2,
- BIGNUM *q1, BIGNUM *q2, BIGNUM *Xqout,
- const BIGNUM *Xq, const BIGNUM *Xq1,
- const BIGNUM *Xq2, int nbits,
- const BIGNUM *e, BN_CTX *ctx, BN_GENCB *cb);
+void ossl_rsa_multip_info_free_ex(RSA_PRIME_INFO *pinfo);
+void ossl_rsa_multip_info_free(RSA_PRIME_INFO *pinfo);
+RSA_PRIME_INFO *ossl_rsa_multip_info_new(void);
+int ossl_rsa_multip_calc_product(RSA *rsa);
+int ossl_rsa_multip_cap(int bits);
+
+int ossl_rsa_sp800_56b_validate_strength(int nbits, int strength);
+int ossl_rsa_check_pminusq_diff(BIGNUM *diff, const BIGNUM *p, const BIGNUM *q,
+ int nbits);
+int ossl_rsa_get_lcm(BN_CTX *ctx, const BIGNUM *p, const BIGNUM *q,
+ BIGNUM *lcm, BIGNUM *gcd, BIGNUM *p1, BIGNUM *q1,
+ BIGNUM *p1q1);
+
+int ossl_rsa_check_public_exponent(const BIGNUM *e);
+int ossl_rsa_check_private_exponent(const RSA *rsa, int nbits, BN_CTX *ctx);
+int ossl_rsa_check_prime_factor(BIGNUM *p, BIGNUM *e, int nbits, BN_CTX *ctx);
+int ossl_rsa_check_prime_factor_range(const BIGNUM *p, int nbits, BN_CTX *ctx);
+int ossl_rsa_check_crt_components(const RSA *rsa, BN_CTX *ctx);
+
+int ossl_rsa_sp800_56b_pairwise_test(RSA *rsa, BN_CTX *ctx);
+int ossl_rsa_sp800_56b_check_public(const RSA *rsa);
+int ossl_rsa_sp800_56b_check_private(const RSA *rsa);
+int ossl_rsa_sp800_56b_check_keypair(const RSA *rsa, const BIGNUM *efixed,
+ int strength, int nbits);
+int ossl_rsa_sp800_56b_generate_key(RSA *rsa, int nbits, const BIGNUM *efixed,
+ BN_GENCB *cb);
+
+int ossl_rsa_sp800_56b_derive_params_from_pq(RSA *rsa, int nbits,
+ const BIGNUM *e, BN_CTX *ctx);
+int ossl_rsa_fips186_4_gen_prob_primes(RSA *rsa, RSA_ACVP_TEST *test,
+ int nbits, const BIGNUM *e, BN_CTX *ctx,
+ BN_GENCB *cb);
+
+int ossl_rsa_padding_add_PKCS1_type_2_ex(OSSL_LIB_CTX *libctx, unsigned char *to,
+ int tlen, const unsigned char *from,
+ int flen);
#endif /* OSSL_CRYPTO_RSA_LOCAL_H */