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65db331eaf
* Check in go-ethereum crypto/sepc256k1 package with proper build rules * gaz * Add karalabe/usb * viz improvement * Remove bazel-go-ethereum, use vendored libraries only * move vendor stuff to third_party so that go mod wont be mad anymore * fix geth e2e flags * fix geth e2e flags * remove old rules_foreign_cc toolchain * Update cross compile docker image to support os x * works for geth build * remove copy of sepc256k1 * revert changes in tools/cross-toolchain * gaz * Update go-ethereum to 1.10.10 * Revert "revert changes in tools/cross-toolchain" This reverts commit 2e8128f7c3a2d20a16e50b88ec7e5b69c70ddf2b. * revert tags changes Co-authored-by: prylabs-bulldozer[bot] <58059840+prylabs-bulldozer[bot]@users.noreply.github.com>
69 lines
2.9 KiB
Go
69 lines
2.9 KiB
Go
// usb - Self contained USB and HID library for Go
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// Copyright 2019 The library Authors
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//
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// This library is free software: you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License as published by the Free
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// Software Foundation, either version 3 of the License, or (at your option) any
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// later version.
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//
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// The library is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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// A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License along
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// with the library. If not, see <http://www.gnu.org/licenses/>.
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// Package usb provide interfaces for generic USB devices.
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package usb
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import "errors"
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// ErrDeviceClosed is returned for operations where the device closed before or
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// during the execution.
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var ErrDeviceClosed = errors.New("usb: device closed")
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// ErrUnsupportedPlatform is returned for all operations where the underlying
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// operating system is not supported by the library.
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var ErrUnsupportedPlatform = errors.New("usb: unsupported platform")
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// DeviceInfo contains all the information we know about a USB device. In case of
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// HID devices, that might be a lot more extensive (empty fields for raw USB).
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type DeviceInfo struct {
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Path string // Platform-specific device path
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VendorID uint16 // Device Vendor ID
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ProductID uint16 // Device Product ID
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Release uint16 // Device Release Number in binary-coded decimal, also known as Device Version Number
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Serial string // Serial Number
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Manufacturer string // Manufacturer String
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Product string // Product string
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UsagePage uint16 // Usage Page for this Device/Interface (Windows/Mac only)
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Usage uint16 // Usage for this Device/Interface (Windows/Mac only)
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// The USB interface which this logical device
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// represents. Valid on both Linux implementations
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// in all cases, and valid on the Windows implementation
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// only if the device contains more than one interface.
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Interface int
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// Raw low level libusb endpoint data for simplified communication
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rawDevice interface{}
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rawPort *uint8 // Pointer to differentiate between unset and port 0
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rawReader *uint8 // Pointer to differentiate between unset and endpoint 0
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rawWriter *uint8 // Pointer to differentiate between unset and endpoint 0
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}
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// Device is a generic USB device interface. It may either be backed by a USB HID
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// device or a low level raw (libusb) device.
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type Device interface {
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// Close releases the USB device handle.
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Close() error
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// Write sends a binary blob to a USB device. For HID devices write uses reports,
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// for low level USB write uses interrupt transfers.
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Write(b []byte) (int, error)
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// Read retrieves a binary blob from a USB device. For HID devices read uses
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// reports, for low level USB read uses interrupt transfers.
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Read(b []byte) (int, error)
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}
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