asymmetric_key_util.cc | Explore in Territory

// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/40285824): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif

#include "components/webcrypto/algorithms/asymmetric_key_util.h"

#include <stdint.h>
#include <utility>

#include "components/webcrypto/algorithms/util.h"
#include "components/webcrypto/blink_key_handle.h"
#include "components/webcrypto/status.h"
#include "crypto/openssl_util.h"
#include "third_party/boringssl/src/include/openssl/bytestring.h"
#include "third_party/boringssl/src/include/openssl/evp.h"
#include "third_party/boringssl/src/include/openssl/mem.h"

namespace webcrypto {

// Exports an EVP_PKEY public key to the SPKI format.
Status ExportPKeySpki(EVP_PKEY* key, std::vector<uint8_t>* buffer) { … }

// Exports an EVP_PKEY private key to the PKCS8 format.
Status ExportPKeyPkcs8(EVP_PKEY* key, std::vector<uint8_t>* buffer) { … }

Status CreateWebCryptoPublicKey(bssl::UniquePtr<EVP_PKEY> public_key,
                                const blink::WebCryptoKeyAlgorithm& algorithm,
                                bool extractable,
                                blink::WebCryptoKeyUsageMask usages,
                                blink::WebCryptoKey* key) { … }

Status CreateWebCryptoPrivateKey(bssl::UniquePtr<EVP_PKEY> private_key,
                                 const blink::WebCryptoKeyAlgorithm& algorithm,
                                 bool extractable,
                                 blink::WebCryptoKeyUsageMask usages,
                                 blink::WebCryptoKey* key) { … }

Status ImportUnverifiedPkeyFromSpki(base::span<const uint8_t> key_data,
                                    int expected_pkey_id,
                                    bssl::UniquePtr<EVP_PKEY>* out_pkey) { … }

Status ImportUnverifiedPkeyFromPkcs8(base::span<const uint8_t> key_data,
                                     int expected_pkey_id,
                                     bssl::UniquePtr<EVP_PKEY>* out_pkey) { … }

Status GetUsagesForGenerateAsymmetricKey(
    blink::WebCryptoKeyUsageMask combined_usages,
    blink::WebCryptoKeyUsageMask all_public_usages,
    blink::WebCryptoKeyUsageMask all_private_usages,
    blink::WebCryptoKeyUsageMask* public_usages,
    blink::WebCryptoKeyUsageMask* private_usages) { … }

}  // namespace webcrypto
chromium/components/webcrypto/algorithms/asymmetric_key_util.cc
