1 /* $FreeBSD: releng/12.2/sys/dev/usb/usb_error.c 326255 2017-11-27 14:52:40Z pfg $ */
2 /*-
3 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 *
5 * Copyright (c) 2008 Hans Petter Selasky. All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 #include "implementation/global_implementation.h"
30
31 static const char* usb_errstr_table[USB_ERR_MAX] = {
32 [USB_ERR_NORMAL_COMPLETION] = "USB_ERR_NORMAL_COMPLETION",
33 [USB_ERR_PENDING_REQUESTS] = "USB_ERR_PENDING_REQUESTS",
34 [USB_ERR_NOT_STARTED] = "USB_ERR_NOT_STARTED",
35 [USB_ERR_INVAL] = "USB_ERR_INVAL",
36 [USB_ERR_NOMEM] = "USB_ERR_NOMEM",
37 [USB_ERR_CANCELLED] = "USB_ERR_CANCELLED",
38 [USB_ERR_BAD_ADDRESS] = "USB_ERR_BAD_ADDRESS",
39 [USB_ERR_BAD_BUFSIZE] = "USB_ERR_BAD_BUFSIZE",
40 [USB_ERR_BAD_FLAG] = "USB_ERR_BAD_FLAG",
41 [USB_ERR_NO_CALLBACK] = "USB_ERR_NO_CALLBACK",
42 [USB_ERR_IN_USE] = "USB_ERR_IN_USE",
43 [USB_ERR_NO_ADDR] = "USB_ERR_NO_ADDR",
44 [USB_ERR_NO_PIPE] = "USB_ERR_NO_PIPE",
45 [USB_ERR_ZERO_NFRAMES] = "USB_ERR_ZERO_NFRAMES",
46 [USB_ERR_ZERO_MAXP] = "USB_ERR_ZERO_MAXP",
47 [USB_ERR_SET_ADDR_FAILED] = "USB_ERR_SET_ADDR_FAILED",
48 [USB_ERR_NO_POWER] = "USB_ERR_NO_POWER",
49 [USB_ERR_TOO_DEEP] = "USB_ERR_TOO_DEEP",
50 [USB_ERR_IOERROR] = "USB_ERR_IOERROR",
51 [USB_ERR_NOT_CONFIGURED] = "USB_ERR_NOT_CONFIGURED",
52 [USB_ERR_TIMEOUT] = "USB_ERR_TIMEOUT",
53 [USB_ERR_SHORT_XFER] = "USB_ERR_SHORT_XFER",
54 [USB_ERR_STALLED] = "USB_ERR_STALLED",
55 [USB_ERR_INTERRUPTED] = "USB_ERR_INTERRUPTED",
56 [USB_ERR_DMA_LOAD_FAILED] = "USB_ERR_DMA_LOAD_FAILED",
57 [USB_ERR_BAD_CONTEXT] = "USB_ERR_BAD_CONTEXT",
58 [USB_ERR_NO_ROOT_HUB] = "USB_ERR_NO_ROOT_HUB",
59 [USB_ERR_NO_INTR_THREAD] = "USB_ERR_NO_INTR_THREAD",
60 [USB_ERR_NOT_LOCKED] = "USB_ERR_NOT_LOCKED",
61 };
62
63 /*------------------------------------------------------------------------*
64 * usbd_errstr
65 *
66 * This function converts an USB error code into a string.
67 *------------------------------------------------------------------------*/
68 const char *
usbd_errstr(usb_error_t err)69 usbd_errstr(usb_error_t err)
70 {
71 return (err < USB_ERR_MAX ? usb_errstr_table[err] : "USB_ERR_UNKNOWN");
72 }
73