67 lines
2.3 KiB
C++
67 lines
2.3 KiB
C++
// Copyright (c) 2022 Microsoft, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#ifndef ELECTRON_SHELL_COMMON_GIN_CONVERTERS_USB_PROTECTED_CLASSES_CONVERTER_H_
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#define ELECTRON_SHELL_COMMON_GIN_CONVERTERS_USB_PROTECTED_CLASSES_CONVERTER_H_
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#include <string>
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#include <string_view>
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#include <utility>
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#include <vector>
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#include "gin/converter.h"
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#include "services/device/public/mojom/usb_device.mojom-forward.h"
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#include "shell/browser/electron_permission_manager.h"
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#include "shell/common/gin_converters/std_converter.h"
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#include "third_party/abseil-cpp/absl/container/inlined_vector.h"
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namespace gin {
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static auto constexpr ClassMapping =
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std::array<std::pair<uint8_t, std::string_view>, 7>{
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{{device::mojom::kUsbAudioClass, "audio"},
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{device::mojom::kUsbHidClass, "hid"},
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{device::mojom::kUsbMassStorageClass, "mass-storage"},
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{device::mojom::kUsbSmartCardClass, "smart-card"},
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{device::mojom::kUsbVideoClass, "video"},
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{device::mojom::kUsbAudioVideoClass, "audio-video"},
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{device::mojom::kUsbWirelessClass, "wireless"}}};
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template <>
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struct Converter<electron::ElectronPermissionManager::USBProtectedClasses> {
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static v8::Local<v8::Value> ToV8(
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v8::Isolate* isolate,
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const electron::ElectronPermissionManager::USBProtectedClasses& classes) {
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absl::InlinedVector<std::string_view, ClassMapping.size()> class_strings;
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for (const auto& itr : classes) {
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for (const auto& [usb_class, name] : ClassMapping) {
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if (usb_class == itr)
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class_strings.emplace_back(name);
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}
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}
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return gin::ConvertToV8(isolate, std::span(class_strings));
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}
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static bool FromV8(
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v8::Isolate* isolate,
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v8::Local<v8::Value> val,
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electron::ElectronPermissionManager::USBProtectedClasses* out) {
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std::vector<std::string> class_strings;
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if (ConvertFromV8(isolate, val, &class_strings)) {
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out->reserve(std::size(class_strings));
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for (const auto& itr : class_strings) {
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for (const auto& [usb_class, name] : ClassMapping) {
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if (name == itr)
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out->emplace_back(usb_class);
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}
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}
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return true;
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}
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return false;
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}
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};
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} // namespace gin
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#endif // ELECTRON_SHELL_COMMON_GIN_CONVERTERS_USB_PROTECTED_CLASSES_CONVERTER_H_
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