1 /*
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
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
18    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
19 
20    ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
21    COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
22    SOFTWARE IS DISCLAIMED.
23 */
24 
25 /*
26  * BlueZ kernel library.
27  *
28  * $Id: lib.c,v 1.2 2002/06/20 19:55:08 maxk Exp $
29  */
30 
31 #include <linux/kernel.h>
32 #include <linux/stddef.h>
33 #include <linux/string.h>
34 #include <asm/errno.h>
35 
36 #include <net/bluetooth/bluetooth.h>
37 
bluez_dump(char * pref,__u8 * buf,int count)38 void bluez_dump(char *pref, __u8 *buf, int count)
39 {
40 	char *ptr;
41 	char line[100];
42 	int i;
43 
44 	printk(KERN_INFO "%s: dump, len %d\n", pref, count);
45 
46 	ptr = line;
47 	*ptr = 0;
48 	for (i = 0; i<count; i++) {
49 		ptr += sprintf(ptr, " %2.2X", buf[i]);
50 
51 		if (i && !((i + 1) % 20)) {
52 			printk(KERN_INFO "%s:%s\n", pref, line);
53 			ptr = line;
54 			*ptr = 0;
55 		}
56 	}
57 
58 	if (line[0])
59 		printk(KERN_INFO "%s:%s\n", pref, line);
60 }
61 
baswap(bdaddr_t * dst,bdaddr_t * src)62 void baswap(bdaddr_t *dst, bdaddr_t *src)
63 {
64 	unsigned char *d = (unsigned char *) dst;
65 	unsigned char *s = (unsigned char *) src;
66 	int i;
67 
68 	for (i = 0; i < 6; i++)
69 		d[i] = s[5 - i];
70 }
71 
batostr(bdaddr_t * ba)72 char *batostr(bdaddr_t *ba)
73 {
74 	static char str[2][18];
75 	static int i = 1;
76 
77 	i ^= 1;
78 	sprintf(str[i], "%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X",
79 	        ba->b[0], ba->b[1], ba->b[2],
80 		ba->b[3], ba->b[4], ba->b[5]);
81 
82 	return str[i];
83 }
84 
85 /* Bluetooth error codes to Unix errno mapping */
bterr(__u16 code)86 int bterr(__u16 code)
87 {
88 	switch (code) {
89 	case 0:
90 		return 0;
91 
92 	case 0x01:
93 		return EBADRQC;
94 
95 	case 0x02:
96 		return ENOTCONN;
97 
98 	case 0x03:
99 		return EIO;
100 
101 	case 0x04:
102 		return EHOSTDOWN;
103 
104 	case 0x05:
105 		return EACCES;
106 
107 	case 0x06:
108 		return EBADE;
109 
110 	case 0x07:
111 		return ENOMEM;
112 
113 	case 0x08:
114 		return ETIMEDOUT;
115 
116 	case 0x09:
117 		return EMLINK;
118 
119 	case 0x0a:
120 		return EMLINK;
121 
122 	case 0x0b:
123 		return EALREADY;
124 
125 	case 0x0c:
126 		return EBUSY;
127 
128 	case 0x0d:
129 	case 0x0e:
130 	case 0x0f:
131 		return ECONNREFUSED;
132 
133 	case 0x10:
134 		return ETIMEDOUT;
135 
136 	case 0x11:
137 	case 0x27:
138 	case 0x29:
139 	case 0x20:
140 		return EOPNOTSUPP;
141 
142 	case 0x12:
143 		return EINVAL;
144 
145 	case 0x13:
146 	case 0x14:
147 	case 0x15:
148 		return ECONNRESET;
149 
150 	case 0x16:
151 		return ECONNABORTED;
152 
153 	case 0x17:
154 		return ELOOP;
155 
156 	case 0x18:
157 		return EACCES;
158 
159 	case 0x1a:
160 		return EPROTONOSUPPORT;
161 
162 	case 0x1b:
163 		return ECONNREFUSED;
164 
165 	case 0x19:
166 	case 0x1e:
167 	case 0x23:
168 	case 0x24:
169 	case 0x25:
170 		return EPROTO;
171 
172 	default:
173 		return ENOSYS;
174 	};
175 }
176