chromium/components/crx_file/crx_creator.cc

// Copyright 2017 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/crx_file/crx_creator.h"

#include "base/files/file.h"
#include "base/files/file_path.h"
#include "base/logging.h"
#include "components/crx_file/crx3.pb.h"
#include "components/crx_file/crx_file.h"
#include "crypto/rsa_private_key.h"
#include "crypto/sha2.h"
#include "crypto/signature_creator.h"

namespace crx_file {

namespace {

std::string GetCrxId(const std::string& key) { … }

// Read to the end of the file, updating the signer.
CreatorResult ReadAndSignArchive(base::File* file,
                                 crypto::SignatureCreator* signer,
                                 std::vector<uint8_t>* signature) { … }

bool WriteBuffer(base::File* file, const char buffer[], int len) { … }

bool WriteArchive(base::File* out, base::File* in) { … }

CreatorResult SignArchiveAndCreateHeader(const base::FilePath& output_path,
                                         base::File* file,
                                         crypto::RSAPrivateKey* signing_key,
                                         CrxFileHeader* header) { … }

CreatorResult WriteCRX(const CrxFileHeader& header,
                       const base::FilePath& output_path,
                       base::File* file) { … }

}  // namespace

CreatorResult CreateCrxWithVerifiedContentsInHeader(
    const base::FilePath& output_path,
    const base::FilePath& zip_path,
    crypto::RSAPrivateKey* signing_key,
    const std::string& verified_contents) { … }

CreatorResult Create(const base::FilePath& output_path,
                     const base::FilePath& zip_path,
                     crypto::RSAPrivateKey* signing_key) { … }

}  // namespace crx_file