rsa.c.inc | Explore in Territory

/* Copyright (C) 1995-1998 Eric Young ([email protected])
 * All rights reserved.
 *
 * This package is an SSL implementation written
 * by Eric Young ([email protected]).
 * The implementation was written so as to conform with Netscapes SSL.
 *
 * This library is free for commercial and non-commercial use as long as
 * the following conditions are aheared to.  The following conditions
 * apply to all code found in this distribution, be it the RC4, RSA,
 * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
 * included with this distribution is covered by the same copyright terms
 * except that the holder is Tim Hudson ([email protected]).
 *
 * Copyright remains Eric Young's, and as such any Copyright notices in
 * the code are not to be removed.
 * If this package is used in a product, Eric Young should be given attribution
 * as the author of the parts of the library used.
 * This can be in the form of a textual message at program startup or
 * in documentation (online or textual) provided with the package.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *    "This product includes cryptographic software written by
 *     Eric Young ([email protected])"
 *    The word 'cryptographic' can be left out if the rouines from the library
 *    being used are not cryptographic related :-).
 * 4. If you include any Windows specific code (or a derivative thereof) from
 *    the apps directory (application code) you must include an acknowledgement:
 *    "This product includes software written by Tim Hudson ([email protected])"
 *
 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * The licence and distribution terms for any publically available version or
 * derivative of this code cannot be changed.  i.e. this code cannot simply be
 * copied and put under another distribution licence
 * [including the GNU Public Licence.] */

#include <openssl/rsa.h>

#include <assert.h>
#include <limits.h>
#include <string.h>

#include <openssl/bn.h>
#include <openssl/digest.h>
#include <openssl/engine.h>
#include <openssl/err.h>
#include <openssl/ex_data.h>
#include <openssl/md5.h>
#include <openssl/mem.h>
#include <openssl/nid.h>
#include <openssl/sha.h>
#include <openssl/thread.h>

#include "../bn/internal.h"
#include "../delocate.h"
#include "../../internal.h"
#include "internal.h"


// RSA_R_BLOCK_TYPE_IS_NOT_02 is part of the legacy SSLv23 padding scheme.
// Cryptography.io depends on this error code.
OPENSSL_DECLARE_ERROR_REASON(…)

DEFINE_STATIC_EX_DATA_CLASS(…) …

static int bn_dup_into(BIGNUM **dst, const BIGNUM *src) { … }

RSA *RSA_new_public_key(const BIGNUM *n, const BIGNUM *e) { … }

RSA *RSA_new_private_key(const BIGNUM *n, const BIGNUM *e, const BIGNUM *d,
                         const BIGNUM *p, const BIGNUM *q, const BIGNUM *dmp1,
                         const BIGNUM *dmq1, const BIGNUM *iqmp) { … }

RSA *RSA_new_private_key_no_crt(const BIGNUM *n, const BIGNUM *e,
                                const BIGNUM *d) { … }

RSA *RSA_new_private_key_no_e(const BIGNUM *n, const BIGNUM *d) { … }

RSA *RSA_new_public_key_large_e(const BIGNUM *n, const BIGNUM *e) { … }

RSA *RSA_new_private_key_large_e(const BIGNUM *n, const BIGNUM *e,
                                 const BIGNUM *d, const BIGNUM *p,
                                 const BIGNUM *q, const BIGNUM *dmp1,
                                 const BIGNUM *dmq1, const BIGNUM *iqmp) { … }

RSA *RSA_new(void) { … }

RSA *RSA_new_method(const ENGINE *engine) { … }

RSA *RSA_new_method_no_e(const ENGINE *engine, const BIGNUM *n) { … }

void RSA_free(RSA *rsa) { … }

int RSA_up_ref(RSA *rsa) { … }

unsigned RSA_bits(const RSA *rsa) { … }

const BIGNUM *RSA_get0_n(const RSA *rsa) { … }

const BIGNUM *RSA_get0_e(const RSA *rsa) { … }

const BIGNUM *RSA_get0_d(const RSA *rsa) { … }

const BIGNUM *RSA_get0_p(const RSA *rsa) { … }

const BIGNUM *RSA_get0_q(const RSA *rsa) { … }

const BIGNUM *RSA_get0_dmp1(const RSA *rsa) { … }

const BIGNUM *RSA_get0_dmq1(const RSA *rsa) { … }

const BIGNUM *RSA_get0_iqmp(const RSA *rsa) { … }

void RSA_get0_key(const RSA *rsa, const BIGNUM **out_n, const BIGNUM **out_e,
                  const BIGNUM **out_d) { … }

void RSA_get0_factors(const RSA *rsa, const BIGNUM **out_p,
                      const BIGNUM **out_q) { … }

const RSA_PSS_PARAMS *RSA_get0_pss_params(const RSA *rsa) { … }

void RSA_get0_crt_params(const RSA *rsa, const BIGNUM **out_dmp1,
                         const BIGNUM **out_dmq1, const BIGNUM **out_iqmp) { … }

int RSA_set0_key(RSA *rsa, BIGNUM *n, BIGNUM *e, BIGNUM *d) { … }

int RSA_set0_factors(RSA *rsa, BIGNUM *p, BIGNUM *q) { … }

int RSA_set0_crt_params(RSA *rsa, BIGNUM *dmp1, BIGNUM *dmq1, BIGNUM *iqmp) { … }

static int rsa_sign_raw_no_self_test(RSA *rsa, size_t *out_len, uint8_t *out,
                                     size_t max_out, const uint8_t *in,
                                     size_t in_len, int padding) { … }

int RSA_sign_raw(RSA *rsa, size_t *out_len, uint8_t *out, size_t max_out,
                 const uint8_t *in, size_t in_len, int padding) { … }

unsigned RSA_size(const RSA *rsa) { … }

int RSA_is_opaque(const RSA *rsa) { … }

int RSA_get_ex_new_index(long argl, void *argp, CRYPTO_EX_unused *unused,
                         CRYPTO_EX_dup *dup_unused, CRYPTO_EX_free *free_func) { … }

int RSA_set_ex_data(RSA *rsa, int idx, void *arg) { … }

void *RSA_get_ex_data(const RSA *rsa, int idx) { … }

// SSL_SIG_LENGTH is the size of an SSL/TLS (prior to TLS 1.2) signature: it's
// the length of an MD5 and SHA1 hash.
static const unsigned SSL_SIG_LENGTH = …;

// pkcs1_sig_prefix contains the ASN.1, DER encoded prefix for a hash that is
// to be signed with PKCS#1.
struct pkcs1_sig_prefix { … };

// kPKCS1SigPrefixes contains the ASN.1 prefixes for PKCS#1 signatures with
// different hash functions.
static const struct pkcs1_sig_prefix kPKCS1SigPrefixes[] = …;

static int rsa_check_digest_size(int hash_nid, size_t digest_len) { … }

int RSA_add_pkcs1_prefix(uint8_t **out_msg, size_t *out_msg_len,
                         int *is_alloced, int hash_nid, const uint8_t *digest,
                         size_t digest_len) { … }

int rsa_sign_no_self_test(int hash_nid, const uint8_t *digest,
                          size_t digest_len, uint8_t *out, unsigned *out_len,
                          RSA *rsa) { … }

int RSA_sign(int hash_nid, const uint8_t *digest, size_t digest_len,
             uint8_t *out, unsigned *out_len, RSA *rsa) { … }

int RSA_sign_pss_mgf1(RSA *rsa, size_t *out_len, uint8_t *out, size_t max_out,
                      const uint8_t *digest, size_t digest_len,
                      const EVP_MD *md, const EVP_MD *mgf1_md, int salt_len) { … }

int rsa_verify_no_self_test(int hash_nid, const uint8_t *digest,
                            size_t digest_len, const uint8_t *sig,
                            size_t sig_len, RSA *rsa) { … }

int RSA_verify(int hash_nid, const uint8_t *digest, size_t digest_len,
               const uint8_t *sig, size_t sig_len, RSA *rsa) { … }

int RSA_verify_pss_mgf1(RSA *rsa, const uint8_t *digest, size_t digest_len,
                        const EVP_MD *md, const EVP_MD *mgf1_md, int salt_len,
                        const uint8_t *sig, size_t sig_len) { … }

static int check_mod_inverse(int *out_ok, const BIGNUM *a, const BIGNUM *ainv,
                             const BIGNUM *m, unsigned m_min_bits,
                             BN_CTX *ctx) { … }

int RSA_check_key(const RSA *key) { … }


// This is the product of the 132 smallest odd primes, from 3 to 751.
static const BN_ULONG kSmallFactorsLimbs[] = …;

DEFINE_LOCAL_DATA(BIGNUM, g_small_factors) { … }

int RSA_check_fips(RSA *key) { … }

int rsa_private_transform_no_self_test(RSA *rsa, uint8_t *out,
                                       const uint8_t *in, size_t len) { … }

int rsa_private_transform(RSA *rsa, uint8_t *out, const uint8_t *in,
                          size_t len) { … }

int RSA_flags(const RSA *rsa) { … }

int RSA_test_flags(const RSA *rsa, int flags) { … }

int RSA_blinding_on(RSA *rsa, BN_CTX *ctx) { … }
chromium/third_party/boringssl/src/crypto/fipsmodule/rsa/rsa.c.inc
