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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef EXTENSIONS_COMMON_PERMISSIONS_USB_DEVICE_PERMISSION_H_
#define EXTENSIONS_COMMON_PERMISSIONS_USB_DEVICE_PERMISSION_H_
#include <stdint.h>
#include <memory>
#include <set>
#include <string>
#include <vector>
#include "extensions/common/permissions/api_permission.h"
#include "extensions/common/permissions/set_disjunction_permission.h"
#include "extensions/common/permissions/usb_device_permission_data.h"
#include "services/device/public/mojom/usb_device.mojom.h"
namespace extensions {
class Extension;
class UsbDevicePermission
: public SetDisjunctionPermission<UsbDevicePermissionData,
UsbDevicePermission> {
public:
struct CheckParam : public APIPermission::CheckParam {
static std::unique_ptr<CheckParam> ForUsbDevice(
const Extension* extension,
const device::mojom::UsbDeviceInfo& device_info);
// Creates check param that only checks vendor, product and interface ID
// permission properties. It will accept all interfaceClass properties. For
// example, created param would always accept {"intefaceClass": 3}
// permission, and it would accept {"vendorId": 2, "interfaceClass": 4} iff
// `vendor_id` is 2.
// Created check param failing means there are no permissions allowing
// access to the USB device. On the other hand, created check param passing
// does not necessarily mean there is a permission allowing access to the
// USB device - one should recheck the permission when complete USB device
// info is known.
// This is useful when trying to discard devices that do not match any
// usbDevice permission when complete USB device info is not known, without
// having to fetch available USB devices.
static std::unique_ptr<CheckParam> ForDeviceWithAnyInterfaceClass(
const Extension* extension,
uint16_t vendor_id,
uint16_t product_id,
int interface_id);
static std::unique_ptr<CheckParam> ForUsbDeviceAndInterface(
const Extension* extension,
const device::mojom::UsbDeviceInfo& device_info,
int interface_id);
static std::unique_ptr<CheckParam> ForHidDevice(const Extension* extension,
uint16_t vendor_id,
uint16_t product_id);
CheckParam(const Extension* extension,
uint16_t vendor_id,
uint16_t product_id,
std::unique_ptr<std::set<int>> interface_classes,
int interface_id);
CheckParam(const CheckParam&) = delete;
CheckParam& operator=(const CheckParam&) = delete;
~CheckParam();
const uint16_t vendor_id;
const uint16_t product_id;
const std::unique_ptr<std::set<int>> interface_classes;
const int interface_id;
const bool interface_class_allowed;
};
explicit UsbDevicePermission(const APIPermissionInfo* info);
~UsbDevicePermission() override;
// SetDisjunctionPermission overrides.
bool FromValue(const base::Value* value,
std::string* error,
std::vector<std::string>* unhandled_permissions) override;
// APIPermission overrides
PermissionIDSet GetPermissions() const override;
};
} // namespace extensions
#endif // EXTENSIONS_COMMON_PERMISSIONS_USB_DEVICE_PERMISSION_H_
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