chromium/crypto/signature_creator.cc

// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "crypto/signature_creator.h"

#include <stddef.h>
#include <stdint.h>

#include "base/check.h"
#include "crypto/openssl_util.h"
#include "crypto/rsa_private_key.h"
#include "third_party/boringssl/src/include/openssl/evp.h"
#include "third_party/boringssl/src/include/openssl/rsa.h"

namespace crypto {

namespace {

const EVP_MD* ToOpenSSLDigest(SignatureCreator::HashAlgorithm hash_alg) { … }

int ToOpenSSLDigestType(SignatureCreator::HashAlgorithm hash_alg) { … }

}  // namespace

SignatureCreator::~SignatureCreator() = default;

// static
std::unique_ptr<SignatureCreator> SignatureCreator::Create(
    RSAPrivateKey* key,
    HashAlgorithm hash_alg) { … }

// static
bool SignatureCreator::Sign(RSAPrivateKey* key,
                            HashAlgorithm hash_alg,
                            const uint8_t* data,
                            int data_len,
                            std::vector<uint8_t>* signature) { … }

bool SignatureCreator::Update(const uint8_t* data_part, int data_part_len) { … }

bool SignatureCreator::Final(std::vector<uint8_t>* signature) { … }

SignatureCreator::SignatureCreator() : … { … }

}  // namespace crypto