chromium/components/web_package/signed_web_bundles/integrity_block_parser.cc

// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "components/web_package/signed_web_bundles/integrity_block_parser.h"

#include "base/containers/map_util.h"
#include "base/functional/bind.h"
#include "base/strings/to_string.h"
#include "base/types/expected.h"
#include "base/types/expected_macros.h"
#include "components/web_package/input_reader.h"
#include "components/web_package/mojom/web_bundle_parser.mojom.h"
#include "components/web_package/signed_web_bundles/attribute_map_parser.h"
#include "components/web_package/signed_web_bundles/constants.h"
#include "components/web_package/signed_web_bundles/integrity_block_attributes.h"
#include "components/web_package/signed_web_bundles/signature_entry_parser.h"
#include "components/web_package/signed_web_bundles/types.h"

namespace web_package {

namespace {

std::optional<base::span<const uint8_t>> ReadByteStringWithHeader(
    InputReader& input) { … }

}  // namespace

IntegrityBlockParser::IntegrityBlockParser(
    mojom::BundleDataSource& data_source,
    WebBundleParser::ParseIntegrityBlockCallback callback)
    : … { … }

IntegrityBlockParser::~IntegrityBlockParser() { … }

void IntegrityBlockParser::StartParsing(
    WebBundleParser::WebBundleSectionParser::ParsingCompleteCallback callback) { … }

void IntegrityBlockParser::ParseMagicBytesAndVersion(
    const std::optional<BinaryData>& data) { … }

void IntegrityBlockParser::ReadAttributes() { … }

void IntegrityBlockParser::ParseAttributes(
    AttributeMapParser::ParsingResult result) { … }

void IntegrityBlockParser::ReadAttributesBytes(
    std::string web_bundle_id,
    const std::optional<BinaryData>& data) { … }

void IntegrityBlockParser::ReadSignatureStack() { … }

void IntegrityBlockParser::ParseSignatureStack(
    const std::optional<BinaryData>& data) { … }

void IntegrityBlockParser::ReadSignatureStackEntry() { … }

void IntegrityBlockParser::NextSignatureStackEntry(
    base::expected<
        std::pair<mojom::BundleIntegrityBlockSignatureStackEntryPtr, uint64_t>,
        std::string> result) { … }

void IntegrityBlockParser::RunSuccessCallback() { … }

void IntegrityBlockParser::RunErrorCallback(
    const std::string& message,
    mojom::BundleParseErrorType error_type) { … }

}  // namespace web_package