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YOSHIFUJI Hideaki8e87d142007-02-09 23:24:33 +09001/*
Linus Torvalds1da177e2005-04-16 15:20:36 -07002 BlueZ - Bluetooth protocol stack for Linux
3 Copyright (C) 2000-2001 Qualcomm Incorporated
4
5 Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com>
6
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License version 2 as
9 published by the Free Software Foundation;
10
11 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
12 OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
14 IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
YOSHIFUJI Hideaki8e87d142007-02-09 23:24:33 +090015 CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
16 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
17 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
Linus Torvalds1da177e2005-04-16 15:20:36 -070018 OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
19
YOSHIFUJI Hideaki8e87d142007-02-09 23:24:33 +090020 ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
21 COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
Linus Torvalds1da177e2005-04-16 15:20:36 -070022 SOFTWARE IS DISCLAIMED.
23*/
24
25/* Bluetooth kernel library. */
26
Joe Perches3ed70032012-02-16 23:32:42 -080027#define pr_fmt(fmt) "Bluetooth: " fmt
28
Gustavo Padovan8c520a52012-05-23 04:04:22 -030029#include <linux/export.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070030
31#include <net/bluetooth/bluetooth.h>
32
Loic Poulain65bce462017-09-01 13:41:17 -070033void baswap(bdaddr_t *dst, const bdaddr_t *src)
Linus Torvalds1da177e2005-04-16 15:20:36 -070034{
Loic Poulain65bce462017-09-01 13:41:17 -070035 const unsigned char *s = (const unsigned char *)src;
36 unsigned char *d = (unsigned char *)dst;
Linus Torvalds1da177e2005-04-16 15:20:36 -070037 unsigned int i;
38
39 for (i = 0; i < 6; i++)
40 d[i] = s[5 - i];
41}
42EXPORT_SYMBOL(baswap);
43
Linus Torvalds1da177e2005-04-16 15:20:36 -070044/* Bluetooth error codes to Unix errno mapping */
Joe Perchese1750722011-06-29 18:18:29 -070045int bt_to_errno(__u16 code)
Linus Torvalds1da177e2005-04-16 15:20:36 -070046{
47 switch (code) {
48 case 0:
49 return 0;
50
51 case 0x01:
52 return EBADRQC;
53
54 case 0x02:
55 return ENOTCONN;
56
57 case 0x03:
58 return EIO;
59
60 case 0x04:
Johan Hedberg43bb5602014-03-24 20:21:52 +020061 case 0x3c:
Linus Torvalds1da177e2005-04-16 15:20:36 -070062 return EHOSTDOWN;
63
64 case 0x05:
65 return EACCES;
66
67 case 0x06:
68 return EBADE;
69
70 case 0x07:
71 return ENOMEM;
72
73 case 0x08:
74 return ETIMEDOUT;
75
76 case 0x09:
77 return EMLINK;
78
79 case 0x0a:
80 return EMLINK;
81
82 case 0x0b:
83 return EALREADY;
84
85 case 0x0c:
86 return EBUSY;
87
88 case 0x0d:
89 case 0x0e:
90 case 0x0f:
91 return ECONNREFUSED;
92
93 case 0x10:
94 return ETIMEDOUT;
95
96 case 0x11:
97 case 0x27:
98 case 0x29:
99 case 0x20:
100 return EOPNOTSUPP;
101
102 case 0x12:
103 return EINVAL;
104
105 case 0x13:
106 case 0x14:
107 case 0x15:
108 return ECONNRESET;
109
110 case 0x16:
111 return ECONNABORTED;
112
113 case 0x17:
114 return ELOOP;
115
116 case 0x18:
117 return EACCES;
118
119 case 0x1a:
120 return EPROTONOSUPPORT;
121
122 case 0x1b:
123 return ECONNREFUSED;
124
125 case 0x19:
126 case 0x1e:
127 case 0x23:
128 case 0x24:
129 case 0x25:
130 return EPROTO;
131
132 default:
133 return ENOSYS;
134 }
135}
Joe Perchese1750722011-06-29 18:18:29 -0700136EXPORT_SYMBOL(bt_to_errno);
Joe Perchese1447d82011-06-30 19:15:37 -0300137
Joe Perches2b0bf6c2014-09-22 11:17:41 -0700138void bt_info(const char *format, ...)
Joe Perchese1447d82011-06-30 19:15:37 -0300139{
140 struct va_format vaf;
141 va_list args;
Joe Perchese1447d82011-06-30 19:15:37 -0300142
143 va_start(args, format);
144
145 vaf.fmt = format;
146 vaf.va = &args;
147
Joe Perches2b0bf6c2014-09-22 11:17:41 -0700148 pr_info("%pV", &vaf);
Joe Perchese1447d82011-06-30 19:15:37 -0300149
150 va_end(args);
Joe Perchese1447d82011-06-30 19:15:37 -0300151}
Joe Perches3ed70032012-02-16 23:32:42 -0800152EXPORT_SYMBOL(bt_info);
153
Frederic Danis594b31e2015-09-23 18:18:07 +0200154void bt_warn(const char *format, ...)
155{
156 struct va_format vaf;
157 va_list args;
158
159 va_start(args, format);
160
161 vaf.fmt = format;
162 vaf.va = &args;
163
164 pr_warn("%pV", &vaf);
165
166 va_end(args);
167}
168EXPORT_SYMBOL(bt_warn);
169
Joe Perches2b0bf6c2014-09-22 11:17:41 -0700170void bt_err(const char *format, ...)
Joe Perches3ed70032012-02-16 23:32:42 -0800171{
172 struct va_format vaf;
173 va_list args;
Joe Perches3ed70032012-02-16 23:32:42 -0800174
175 va_start(args, format);
176
177 vaf.fmt = format;
178 vaf.va = &args;
179
Joe Perches2b0bf6c2014-09-22 11:17:41 -0700180 pr_err("%pV", &vaf);
Joe Perches3ed70032012-02-16 23:32:42 -0800181
182 va_end(args);
Joe Perches3ed70032012-02-16 23:32:42 -0800183}
184EXPORT_SYMBOL(bt_err);
Szymon Jance781b7f2015-09-16 20:21:53 +0200185
186void bt_err_ratelimited(const char *format, ...)
187{
188 struct va_format vaf;
189 va_list args;
190
191 va_start(args, format);
192
193 vaf.fmt = format;
194 vaf.va = &args;
195
196 pr_err_ratelimited("%pV", &vaf);
197
198 va_end(args);
199}
200EXPORT_SYMBOL(bt_err_ratelimited);