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https://github.com/CloverHackyColor/CloverBootloader.git
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197 lines
7.1 KiB
C
197 lines
7.1 KiB
C
/*
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* Copyright 2006-2021 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#ifndef OSSL_CRYPTO_RSA_LOCAL_H
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#define OSSL_CRYPTO_RSA_LOCAL_H
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#include "internal/refcount.h"
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#include "crypto/rsa.h"
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#define RSA_MAX_PRIME_NUM 5
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typedef struct rsa_prime_info_st {
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BIGNUM *r;
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BIGNUM *d;
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BIGNUM *t;
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/* save product of primes prior to this one */
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BIGNUM *pp;
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BN_MONT_CTX *m;
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} RSA_PRIME_INFO;
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DECLARE_ASN1_ITEM(RSA_PRIME_INFO)
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DEFINE_STACK_OF(RSA_PRIME_INFO)
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#if defined(FIPS_MODULE) && !defined(OPENSSL_NO_ACVP_TESTS)
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struct rsa_acvp_test_st {
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/* optional inputs */
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BIGNUM *Xp1;
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BIGNUM *Xp2;
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BIGNUM *Xq1;
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BIGNUM *Xq2;
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BIGNUM *Xp;
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BIGNUM *Xq;
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/* optional outputs */
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BIGNUM *p1;
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BIGNUM *p2;
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BIGNUM *q1;
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BIGNUM *q2;
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};
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#endif
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struct rsa_st {
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/*
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* #legacy
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* The first field is used to pickup errors where this is passed
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* instead of an EVP_PKEY. It is always zero.
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* THIS MUST REMAIN THE FIRST FIELD.
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*/
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int dummy_zero;
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OSSL_LIB_CTX *libctx;
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int32_t version;
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const RSA_METHOD *meth;
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/* functional reference if 'meth' is ENGINE-provided */
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ENGINE *engine;
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BIGNUM *n;
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BIGNUM *e;
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BIGNUM *d;
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BIGNUM *p;
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BIGNUM *q;
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BIGNUM *dmp1;
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BIGNUM *dmq1;
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BIGNUM *iqmp;
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/*
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* If a PSS only key this contains the parameter restrictions.
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* There are two structures for the same thing, used in different cases.
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*/
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/* This is used uniquely by OpenSSL provider implementations. */
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RSA_PSS_PARAMS_30 pss_params;
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#if defined(FIPS_MODULE) && !defined(OPENSSL_NO_ACVP_TESTS)
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RSA_ACVP_TEST *acvp_test;
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#endif
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#ifndef FIPS_MODULE
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/* This is used uniquely by rsa_ameth.c and rsa_pmeth.c. */
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RSA_PSS_PARAMS *pss;
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/* for multi-prime RSA, defined in RFC 8017 */
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STACK_OF(RSA_PRIME_INFO) *prime_infos;
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/* Be careful using this if the RSA structure is shared */
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CRYPTO_EX_DATA ex_data;
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#endif
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CRYPTO_REF_COUNT references;
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int flags;
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/* Used to cache montgomery values */
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BN_MONT_CTX *_method_mod_n;
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BN_MONT_CTX *_method_mod_p;
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BN_MONT_CTX *_method_mod_q;
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BN_BLINDING *blinding;
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BN_BLINDING *mt_blinding;
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CRYPTO_RWLOCK *lock;
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int dirty_cnt;
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};
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struct rsa_meth_st {
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char *name;
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int (*rsa_pub_enc) (int flen, const unsigned char *from,
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unsigned char *to, RSA *rsa, int padding);
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int (*rsa_pub_dec) (int flen, const unsigned char *from,
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unsigned char *to, RSA *rsa, int padding);
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int (*rsa_priv_enc) (int flen, const unsigned char *from,
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unsigned char *to, RSA *rsa, int padding);
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int (*rsa_priv_dec) (int flen, const unsigned char *from,
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unsigned char *to, RSA *rsa, int padding);
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/* Can be null */
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int (*rsa_mod_exp) (BIGNUM *r0, const BIGNUM *I, RSA *rsa, BN_CTX *ctx);
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/* Can be null */
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int (*bn_mod_exp) (BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
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const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx);
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/* called at new */
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int (*init) (RSA *rsa);
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/* called at free */
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int (*finish) (RSA *rsa);
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/* RSA_METHOD_FLAG_* things */
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int flags;
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/* may be needed! */
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char *app_data;
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/*
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* New sign and verify functions: some libraries don't allow arbitrary
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* data to be signed/verified: this allows them to be used. Note: for
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* this to work the RSA_public_decrypt() and RSA_private_encrypt() should
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* *NOT* be used. RSA_sign(), RSA_verify() should be used instead.
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*/
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int (*rsa_sign) (int type,
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const unsigned char *m, unsigned int m_length,
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unsigned char *sigret, unsigned int *siglen,
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const RSA *rsa);
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int (*rsa_verify) (int dtype, const unsigned char *m,
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unsigned int m_length, const unsigned char *sigbuf,
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unsigned int siglen, const RSA *rsa);
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/*
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* If this callback is NULL, the builtin software RSA key-gen will be
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* used. This is for behavioural compatibility whilst the code gets
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* rewired, but one day it would be nice to assume there are no such
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* things as "builtin software" implementations.
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*/
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int (*rsa_keygen) (RSA *rsa, int bits, BIGNUM *e, BN_GENCB *cb);
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int (*rsa_multi_prime_keygen) (RSA *rsa, int bits, int primes,
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BIGNUM *e, BN_GENCB *cb);
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};
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/* Macros to test if a pkey or ctx is for a PSS key */
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#define pkey_is_pss(pkey) (pkey->ameth->pkey_id == EVP_PKEY_RSA_PSS)
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#define pkey_ctx_is_pss(ctx) (ctx->pmeth->pkey_id == EVP_PKEY_RSA_PSS)
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RSA_PSS_PARAMS *ossl_rsa_pss_params_create(const EVP_MD *sigmd,
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const EVP_MD *mgf1md, int saltlen);
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int ossl_rsa_pss_get_param(const RSA_PSS_PARAMS *pss, const EVP_MD **pmd,
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const EVP_MD **pmgf1md, int *psaltlen);
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/* internal function to clear and free multi-prime parameters */
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void ossl_rsa_multip_info_free_ex(RSA_PRIME_INFO *pinfo);
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void ossl_rsa_multip_info_free(RSA_PRIME_INFO *pinfo);
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RSA_PRIME_INFO *ossl_rsa_multip_info_new(void);
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int ossl_rsa_multip_calc_product(RSA *rsa);
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int ossl_rsa_multip_cap(int bits);
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int ossl_rsa_sp800_56b_validate_strength(int nbits, int strength);
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int ossl_rsa_check_pminusq_diff(BIGNUM *diff, const BIGNUM *p, const BIGNUM *q,
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int nbits);
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int ossl_rsa_get_lcm(BN_CTX *ctx, const BIGNUM *p, const BIGNUM *q,
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BIGNUM *lcm, BIGNUM *gcd, BIGNUM *p1, BIGNUM *q1,
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BIGNUM *p1q1);
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int ossl_rsa_check_public_exponent(const BIGNUM *e);
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int ossl_rsa_check_private_exponent(const RSA *rsa, int nbits, BN_CTX *ctx);
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int ossl_rsa_check_prime_factor(BIGNUM *p, BIGNUM *e, int nbits, BN_CTX *ctx);
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int ossl_rsa_check_prime_factor_range(const BIGNUM *p, int nbits, BN_CTX *ctx);
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int ossl_rsa_check_crt_components(const RSA *rsa, BN_CTX *ctx);
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int ossl_rsa_sp800_56b_pairwise_test(RSA *rsa, BN_CTX *ctx);
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int ossl_rsa_sp800_56b_check_public(const RSA *rsa);
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int ossl_rsa_sp800_56b_check_private(const RSA *rsa);
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int ossl_rsa_sp800_56b_check_keypair(const RSA *rsa, const BIGNUM *efixed,
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int strength, int nbits);
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int ossl_rsa_sp800_56b_generate_key(RSA *rsa, int nbits, const BIGNUM *efixed,
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BN_GENCB *cb);
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int ossl_rsa_sp800_56b_derive_params_from_pq(RSA *rsa, int nbits,
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const BIGNUM *e, BN_CTX *ctx);
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int ossl_rsa_fips186_4_gen_prob_primes(RSA *rsa, RSA_ACVP_TEST *test,
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int nbits, const BIGNUM *e, BN_CTX *ctx,
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BN_GENCB *cb);
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int ossl_rsa_padding_add_PKCS1_type_2_ex(OSSL_LIB_CTX *libctx, unsigned char *to,
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int tlen, const unsigned char *from,
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int flen);
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#endif /* OSSL_CRYPTO_RSA_LOCAL_H */
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