93 lines
3.4 KiB
Go
93 lines
3.4 KiB
Go
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// Copyright 2013 Google Inc. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package usb
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import (
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"fmt"
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)
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// #include "libusb.h"
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import "C"
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type usbError C.int
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func (e usbError) Error() string {
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return fmt.Sprintf("libusb: %s [code %d]", usbErrorString[e], int(e))
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}
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const (
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SUCCESS usbError = C.LIBUSB_SUCCESS
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ERROR_IO usbError = C.LIBUSB_ERROR_IO
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ERROR_INVALID_PARAM usbError = C.LIBUSB_ERROR_INVALID_PARAM
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ERROR_ACCESS usbError = C.LIBUSB_ERROR_ACCESS
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ERROR_NO_DEVICE usbError = C.LIBUSB_ERROR_NO_DEVICE
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ERROR_NOT_FOUND usbError = C.LIBUSB_ERROR_NOT_FOUND
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ERROR_BUSY usbError = C.LIBUSB_ERROR_BUSY
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ERROR_TIMEOUT usbError = C.LIBUSB_ERROR_TIMEOUT
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ERROR_OVERFLOW usbError = C.LIBUSB_ERROR_OVERFLOW
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ERROR_PIPE usbError = C.LIBUSB_ERROR_PIPE
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ERROR_INTERRUPTED usbError = C.LIBUSB_ERROR_INTERRUPTED
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ERROR_NO_MEM usbError = C.LIBUSB_ERROR_NO_MEM
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ERROR_NOT_SUPPORTED usbError = C.LIBUSB_ERROR_NOT_SUPPORTED
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ERROR_OTHER usbError = C.LIBUSB_ERROR_OTHER
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)
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var usbErrorString = map[usbError]string{
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C.LIBUSB_SUCCESS: "success",
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C.LIBUSB_ERROR_IO: "i/o error",
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C.LIBUSB_ERROR_INVALID_PARAM: "invalid param",
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C.LIBUSB_ERROR_ACCESS: "bad access",
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C.LIBUSB_ERROR_NO_DEVICE: "no device",
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C.LIBUSB_ERROR_NOT_FOUND: "not found",
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C.LIBUSB_ERROR_BUSY: "device or resource busy",
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C.LIBUSB_ERROR_TIMEOUT: "timeout",
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C.LIBUSB_ERROR_OVERFLOW: "overflow",
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C.LIBUSB_ERROR_PIPE: "pipe error",
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C.LIBUSB_ERROR_INTERRUPTED: "interrupted",
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C.LIBUSB_ERROR_NO_MEM: "out of memory",
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C.LIBUSB_ERROR_NOT_SUPPORTED: "not supported",
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C.LIBUSB_ERROR_OTHER: "unknown error",
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}
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type TransferStatus uint8
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const (
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LIBUSB_TRANSFER_COMPLETED TransferStatus = C.LIBUSB_TRANSFER_COMPLETED
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LIBUSB_TRANSFER_ERROR TransferStatus = C.LIBUSB_TRANSFER_ERROR
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LIBUSB_TRANSFER_TIMED_OUT TransferStatus = C.LIBUSB_TRANSFER_TIMED_OUT
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LIBUSB_TRANSFER_CANCELLED TransferStatus = C.LIBUSB_TRANSFER_CANCELLED
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LIBUSB_TRANSFER_STALL TransferStatus = C.LIBUSB_TRANSFER_STALL
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LIBUSB_TRANSFER_NO_DEVICE TransferStatus = C.LIBUSB_TRANSFER_NO_DEVICE
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LIBUSB_TRANSFER_OVERFLOW TransferStatus = C.LIBUSB_TRANSFER_OVERFLOW
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)
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var transferStatusDescription = map[TransferStatus]string{
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LIBUSB_TRANSFER_COMPLETED: "transfer completed without error",
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LIBUSB_TRANSFER_ERROR: "transfer failed",
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LIBUSB_TRANSFER_TIMED_OUT: "transfer timed out",
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LIBUSB_TRANSFER_CANCELLED: "transfer was cancelled",
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LIBUSB_TRANSFER_STALL: "halt condition detected (endpoint stalled) or control request not supported",
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LIBUSB_TRANSFER_NO_DEVICE: "device was disconnected",
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LIBUSB_TRANSFER_OVERFLOW: "device sent more data than requested",
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}
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func (ts TransferStatus) String() string {
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return transferStatusDescription[ts]
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}
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func (ts TransferStatus) Error() string {
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return "libusb: " + ts.String()
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}
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