mirror of
https://github.com/klzgrad/naiveproxy.git
synced 2024-12-01 01:36:09 +03:00
87 lines
3.0 KiB
C++
87 lines
3.0 KiB
C++
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style license that can be
|
|
// found in the LICENSE file.
|
|
|
|
#ifndef CRYPTO_EC_PRIVATE_KEY_H_
|
|
#define CRYPTO_EC_PRIVATE_KEY_H_
|
|
|
|
#include <stddef.h>
|
|
#include <stdint.h>
|
|
|
|
#include <memory>
|
|
#include <string>
|
|
#include <vector>
|
|
|
|
#include "base/macros.h"
|
|
#include "build/build_config.h"
|
|
#include "crypto/crypto_export.h"
|
|
#include "third_party/boringssl/src/include/openssl/base.h"
|
|
|
|
namespace crypto {
|
|
|
|
// Encapsulates an elliptic curve (EC) private key. Can be used to generate new
|
|
// keys, export keys to other formats, or to extract a public key.
|
|
// TODO(mattm): make this and RSAPrivateKey implement some PrivateKey interface.
|
|
// (The difference in types of key() and public_key() make this a little
|
|
// tricky.)
|
|
class CRYPTO_EXPORT ECPrivateKey {
|
|
public:
|
|
~ECPrivateKey();
|
|
|
|
// Creates a new random instance. Can return nullptr if initialization fails.
|
|
// The created key will use the NIST P-256 curve.
|
|
// TODO(mattm): Add a curve parameter.
|
|
static std::unique_ptr<ECPrivateKey> Create();
|
|
|
|
// Create a new instance by importing an existing private key. The format is
|
|
// an ASN.1-encoded PrivateKeyInfo block from PKCS #8. This can return
|
|
// nullptr if initialization fails.
|
|
static std::unique_ptr<ECPrivateKey> CreateFromPrivateKeyInfo(
|
|
const std::vector<uint8_t>& input);
|
|
|
|
// Creates a new instance by importing an existing key pair.
|
|
// The key pair is given as an ASN.1-encoded PKCS #8 EncryptedPrivateKeyInfo
|
|
// block with empty password and an X.509 SubjectPublicKeyInfo block.
|
|
// Returns nullptr if initialization fails.
|
|
//
|
|
// This function is deprecated. Use CreateFromPrivateKeyInfo for new code.
|
|
// See https://crbug.com/603319.
|
|
static std::unique_ptr<ECPrivateKey> CreateFromEncryptedPrivateKeyInfo(
|
|
const std::vector<uint8_t>& encrypted_private_key_info);
|
|
|
|
// Returns a copy of the object.
|
|
std::unique_ptr<ECPrivateKey> Copy() const;
|
|
|
|
EVP_PKEY* key() { return key_.get(); }
|
|
|
|
// Exports the private key to a PKCS #8 PrivateKeyInfo block.
|
|
bool ExportPrivateKey(std::vector<uint8_t>* output) const;
|
|
|
|
// Exports the private key as an ASN.1-encoded PKCS #8 EncryptedPrivateKeyInfo
|
|
// block wth empty password. This was historically used as a workaround for
|
|
// NSS API deficiencies and does not provide security.
|
|
//
|
|
// This function is deprecated. Use ExportPrivateKey for new code. See
|
|
// https://crbug.com/603319.
|
|
bool ExportEncryptedPrivateKey(std::vector<uint8_t>* output) const;
|
|
|
|
// Exports the public key to an X.509 SubjectPublicKeyInfo block.
|
|
bool ExportPublicKey(std::vector<uint8_t>* output) const;
|
|
|
|
// Exports the public key as an EC point in the uncompressed point format.
|
|
bool ExportRawPublicKey(std::string* output) const;
|
|
|
|
private:
|
|
// Constructor is private. Use one of the Create*() methods above instead.
|
|
ECPrivateKey();
|
|
|
|
bssl::UniquePtr<EVP_PKEY> key_;
|
|
|
|
DISALLOW_COPY_AND_ASSIGN(ECPrivateKey);
|
|
};
|
|
|
|
|
|
} // namespace crypto
|
|
|
|
#endif // CRYPTO_EC_PRIVATE_KEY_H_
|