chromium/device/fido/filter.cc

// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "device/fido/filter.h"

#include <optional>

#include "base/feature_list.h"
#include "base/json/json_reader.h"
#include "base/metrics/field_trial_params.h"
#include "base/no_destructor.h"
#include "base/ranges/algorithm.h"
#include "base/strings/pattern.h"
#include "base/strings/string_number_conversions.h"
#include "base/values.h"
#include "components/device_event_log/device_event_log.h"

namespace device {
namespace fido_filter {

namespace {

BASE_FEATURE(…);

const base::FeatureParam<std::string> kFilterJSON{ … };

struct FilterStep { … };

bool IsString(const base::Value& v) { … }

bool IsNonEmptyString(const base::Value& v) { … }

bool IsListOf(const base::Value* v, bool (*predicate)(const base::Value&)) { … }

std::vector<std::string> GetStringOrListOfStrings(const base::Value* v) { … }

std::optional<std::vector<FilterStep>> ParseJSON(std::string_view json) { … }

const char* OperationToString(Operation op) { … }

const char* IDTypeToString(IDType id_type) { … }

size_t g_testing_depth = …;

struct CurrentFilter { … };

CurrentFilter* GetCurrentFilter() { … }

bool MaybeParseFilter(std::string_view json) { … }

}  // namespace

void MaybeInitialize() { … }

Action Evaluate(
    Operation op,
    std::string_view rp_id,
    std::optional<std::string_view> device,
    std::optional<std::pair<IDType, base::span<const uint8_t>>> id) { … }

ScopedFilterForTesting::ScopedFilterForTesting(std::string_view json)
    : … { … }

ScopedFilterForTesting::ScopedFilterForTesting(
    std::string_view json,
    ScopedFilterForTesting::PermitInvalidJSON)
    : … { … }

ScopedFilterForTesting::~ScopedFilterForTesting() { … }

bool ParseForTesting(std::string_view json) { … }

}  // namespace fido_filter
}  // namespace device