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gerrit-public.fairphone.software / kernel / msm-4.19 / ba23d2068d85f6616ea5f92320c04e87d4b9e141 / . / net / bluetooth / lib.c
blob: b3fbc73516c415ee1654eb6f2aa38d5e390fb00b [file] [log] [blame]
YOSHIFUJI Hideaki8e87d142007-02-09 23:24:33 +0900[diff] [blame]1/*
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]2 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 +0900[diff] [blame]15 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 -0700[diff] [blame]18 OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
19
YOSHIFUJI Hideaki8e87d142007-02-09 23:24:33 +0900[diff] [blame]20 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 -0700[diff] [blame]22 SOFTWARE IS DISCLAIMED.
23*/
24
25/* Bluetooth kernel library. */
26
Joe Perches3ed70032012-02-16 23:32:42 -0800[diff] [blame]27#define pr_fmt(fmt) "Bluetooth: " fmt
28
Gustavo Padovan8c520a52012-05-23 04:04:22 -0300[diff] [blame]29#include <linux/export.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]30
31#include <net/bluetooth/bluetooth.h>
32
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]33void baswap(bdaddr_t *dst, bdaddr_t *src)
34{
35 unsigned char *d = (unsigned char *) dst;
36 unsigned char *s = (unsigned char *) src;
37 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 -0700[diff] [blame]44/* Bluetooth error codes to Unix errno mapping */
Joe Perchese1750722011-06-29 18:18:29 -0700[diff] [blame]45int bt_to_errno(__u16 code)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]46{
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:
61 return EHOSTDOWN;
62
63 case 0x05:
64 return EACCES;
65
66 case 0x06:
67 return EBADE;
68
69 case 0x07:
70 return ENOMEM;
71
72 case 0x08:
73 return ETIMEDOUT;
74
75 case 0x09:
76 return EMLINK;
77
78 case 0x0a:
79 return EMLINK;
80
81 case 0x0b:
82 return EALREADY;
83
84 case 0x0c:
85 return EBUSY;
86
87 case 0x0d:
88 case 0x0e:
89 case 0x0f:
90 return ECONNREFUSED;
91
92 case 0x10:
93 return ETIMEDOUT;
94
95 case 0x11:
96 case 0x27:
97 case 0x29:
98 case 0x20:
99 return EOPNOTSUPP;
100
101 case 0x12:
102 return EINVAL;
103
104 case 0x13:
105 case 0x14:
106 case 0x15:
107 return ECONNRESET;
108
109 case 0x16:
110 return ECONNABORTED;
111
112 case 0x17:
113 return ELOOP;
114
115 case 0x18:
116 return EACCES;
117
118 case 0x1a:
119 return EPROTONOSUPPORT;
120
121 case 0x1b:
122 return ECONNREFUSED;
123
124 case 0x19:
125 case 0x1e:
126 case 0x23:
127 case 0x24:
128 case 0x25:
129 return EPROTO;
130
131 default:
132 return ENOSYS;
133 }
134}
Joe Perchese1750722011-06-29 18:18:29 -0700[diff] [blame]135EXPORT_SYMBOL(bt_to_errno);
Joe Perchese1447d82011-06-30 19:15:37 -0300[diff] [blame]136
Joe Perches3ed70032012-02-16 23:32:42 -0800[diff] [blame]137int bt_info(const char *format, ...)
Joe Perchese1447d82011-06-30 19:15:37 -0300[diff] [blame]138{
139 struct va_format vaf;
140 va_list args;
141 int r;
142
143 va_start(args, format);
144
145 vaf.fmt = format;
146 vaf.va = &args;
147
Joe Perches3ed70032012-02-16 23:32:42 -0800[diff] [blame]148 r = pr_info("%pV", &vaf);
Joe Perchese1447d82011-06-30 19:15:37 -0300[diff] [blame]149
150 va_end(args);
151
152 return r;
153}
Joe Perches3ed70032012-02-16 23:32:42 -0800[diff] [blame]154EXPORT_SYMBOL(bt_info);
155
156int bt_err(const char *format, ...)
157{
158 struct va_format vaf;
159 va_list args;
160 int r;
161
162 va_start(args, format);
163
164 vaf.fmt = format;
165 vaf.va = &args;
166
167 r = pr_err("%pV", &vaf);
168
169 va_end(args);
170
171 return r;
172}
173EXPORT_SYMBOL(bt_err);