blob: a1651254f1a87cf0b5c6d84c81637671062ff5ae [file] [log] [blame]
// Copyright 2017 The Chromium OS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <memory>
#include <string>
#include <base/macros.h>
#include <libusb.h>
namespace ippusb_manager {
class UsbPrinterInfo {
static std::unique_ptr<UsbPrinterInfo> Create(uint16_t vid, uint16_t pid);
// Simple getter methods.
uint16_t vid() const { return vid_; }
uint16_t pid() const { return pid_; }
uint8_t bus() const { return bus_; }
uint8_t device() const { return device_; }
// Simple setter methods.
void set_bus(uint8_t bus) { bus_ = bus; }
void set_device(uint8_t device) { device_ = device; }
// Searches the connected Usb devices to determine if there is a connected
// device which matches the |vid_| and |pid_| of this UsbPrinterInfo. If there
// is a match then the location of where the device was found (bus/device) are
// set in |bus_| and |device_| and the function returns true.
bool FindDeviceLocation();
UsbPrinterInfo(uint16_t vid, uint16_t pid);
UsbPrinterInfo(const UsbPrinterInfo&) = delete;
UsbPrinterInfo& operator=(const UsbPrinterInfo&) = delete;
uint16_t vid_;
uint16_t pid_;
uint8_t bus_;
uint8_t device_;
// Parses a given string of the format "<vid> <pid>" where the values in the
// string represent hexidecimal integers. If the message is parsed successfully
// then the values integer values will be stored in |vid| and |pid| and the
// function will return true.
bool GetUsbInfo(const std::string& info, uint16_t* vid, uint16_t* pid);
} // namespace ippusb_manager