Official Go implementation of the Ethereum protocol
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go-ethereum/vendor/github.com/karalabe/hid/hid_disabled.go

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// hid - Gopher Interface Devices (USB HID)
// Copyright (c) 2017 Péter Szilágyi. All rights reserved.
//
// This file is released under the 3-clause BSD license. Note however that Linux
// support depends on libusb, released under GNU LGPL 2.1 or later.
// +build !linux,!darwin,!windows ios !cgo
package hid
// Supported returns whether this platform is supported by the HID library or not.
// The goal of this method is to allow programatically handling platforms that do
// not support USB HID and not having to fall back to build constraints.
func Supported() bool {
return false
}
// Enumerate returns a list of all the HID devices attached to the system which
// match the vendor and product id. On platforms that this file implements the
// function is a noop and returns an empty list always.
func Enumerate(vendorID uint16, productID uint16) []DeviceInfo {
return nil
}
// Device is a live HID USB connected device handle. On platforms that this file
// implements the type lacks the actual HID device and all methods are noop.
type Device struct {
DeviceInfo // Embed the infos for easier access
}
// Open connects to an HID device by its path name. On platforms that this file
// implements the method just returns an error.
func (info DeviceInfo) Open() (*Device, error) {
return nil, ErrUnsupportedPlatform
}
// Close releases the HID USB device handle. On platforms that this file implements
// the method is just a noop.
func (dev *Device) Close() {}
// Write sends an output report to a HID device. On platforms that this file
// implements the method just returns an error.
func (dev *Device) Write(b []byte) (int, error) {
return 0, ErrUnsupportedPlatform
}
// Read retrieves an input report from a HID device. On platforms that this file
// implements the method just returns an error.
func (dev *Device) Read(b []byte) (int, error) {
return 0, ErrUnsupportedPlatform
}