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