configuration_file_controller.cc | Explore in Territory

// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "chrome/browser/policy/messaging_layer/upload/configuration_file_controller.h"

#include <algorithm>
#include <cstdint>
#include <limits>
#include <optional>
#include <string_view>
#include <vector>

#include "base/containers/span.h"
#include "base/feature_list.h"
#include "base/memory/ptr_util.h"
#include "base/metrics/histogram_functions.h"
#include "base/numerics/byte_conversions.h"
#include "chrome/browser/policy/messaging_layer/upload/record_upload_request_builder.h"
#include "components/reporting/encryption/primitives.h"
#include "components/reporting/encryption/verification.h"
#include "components/reporting/proto/synced/record.pb.h"
#include "components/reporting/util/status.h"
#include "components/version_info/version_info.h"

namespace reporting {
namespace {
// Checks if two lists contain the same destinations.
bool DestinationListsEqual(ListOfBlockedDestinations list_a,
                           ListOfBlockedDestinations list_b) { … }
}  // namespace

// Only used in testing. Feature for testing the configuration file in our
// automated tests. Not exposed on the UI.
BASE_FEATURE(…);

ConfigurationFileController::~ConfigurationFileController() = default;

// The default constructor used for this class takes as a parameter a callback
// that sends information to missive after being verified by this class if
// needed. It also creates the signature verifier that will be used to verify
// the signature of the configuration file using the well-known prod key stored
// in Chrome.
ConfigurationFileController::ConfigurationFileController(
    UploadClient::UpdateConfigInMissiveCallback update_config_in_missive_cb)
    : … { … }

int32_t ConfigurationFileController::HandleConfigurationFile(
    reporting::ConfigFile config_file) { … }

Status ConfigurationFileController::VerifySignature(ConfigFile config_file) { … }

// static
std::unique_ptr<ConfigurationFileController>
ConfigurationFileController::CreateForTesting(
    UploadClient::UpdateConfigInMissiveCallback update_config_in_missive_cb,
    ListOfBlockedDestinations destinations_list,
    int os_version) { … }

ConfigurationFileController::ConfigurationFileController(
    UploadClient::UpdateConfigInMissiveCallback update_config_in_missive_cb,
    ListOfBlockedDestinations destinations_list,
    int os_version)
    : … { … }

bool ConfigurationFileController::HandleBlockedEventConfigs(
    google::protobuf::RepeatedPtrField<EventConfig> blocked_event_configs) { … }

bool ConfigurationFileController::ShouldBeBlocked(
    int32_t minimum_version,
    std::optional<int32_t> maximum_version) const { … }

}  // namespace reporting
chromium/chrome/browser/policy/messaging_layer/upload/configuration_file_controller.cc
