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 /* Bluetooth kernel library. */ 26 27 #define pr_fmt(fmt) "Bluetooth: " fmt 28 29 #include <linux/export.h> 30 31 #include <net/bluetooth/bluetooth.h> 32 33 void 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 } 42 EXPORT_SYMBOL(baswap); 43 44 char *batostr(bdaddr_t *ba) 45 { 46 static char str[2][18]; 47 static int i = 1; 48 49 i ^= 1; 50 sprintf(str[i], "%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X", 51 ba->b[5], ba->b[4], ba->b[3], 52 ba->b[2], ba->b[1], ba->b[0]); 53 54 return str[i]; 55 } 56 EXPORT_SYMBOL(batostr); 57 58 /* Bluetooth error codes to Unix errno mapping */ 59 int bt_to_errno(__u16 code) 60 { 61 switch (code) { 62 case 0: 63 return 0; 64 65 case 0x01: 66 return EBADRQC; 67 68 case 0x02: 69 return ENOTCONN; 70 71 case 0x03: 72 return EIO; 73 74 case 0x04: 75 return EHOSTDOWN; 76 77 case 0x05: 78 return EACCES; 79 80 case 0x06: 81 return EBADE; 82 83 case 0x07: 84 return ENOMEM; 85 86 case 0x08: 87 return ETIMEDOUT; 88 89 case 0x09: 90 return EMLINK; 91 92 case 0x0a: 93 return EMLINK; 94 95 case 0x0b: 96 return EALREADY; 97 98 case 0x0c: 99 return EBUSY; 100 101 case 0x0d: 102 case 0x0e: 103 case 0x0f: 104 return ECONNREFUSED; 105 106 case 0x10: 107 return ETIMEDOUT; 108 109 case 0x11: 110 case 0x27: 111 case 0x29: 112 case 0x20: 113 return EOPNOTSUPP; 114 115 case 0x12: 116 return EINVAL; 117 118 case 0x13: 119 case 0x14: 120 case 0x15: 121 return ECONNRESET; 122 123 case 0x16: 124 return ECONNABORTED; 125 126 case 0x17: 127 return ELOOP; 128 129 case 0x18: 130 return EACCES; 131 132 case 0x1a: 133 return EPROTONOSUPPORT; 134 135 case 0x1b: 136 return ECONNREFUSED; 137 138 case 0x19: 139 case 0x1e: 140 case 0x23: 141 case 0x24: 142 case 0x25: 143 return EPROTO; 144 145 default: 146 return ENOSYS; 147 } 148 } 149 EXPORT_SYMBOL(bt_to_errno); 150 151 int bt_info(const char *format, ...) 152 { 153 struct va_format vaf; 154 va_list args; 155 int r; 156 157 va_start(args, format); 158 159 vaf.fmt = format; 160 vaf.va = &args; 161 162 r = pr_info("%pV", &vaf); 163 164 va_end(args); 165 166 return r; 167 } 168 EXPORT_SYMBOL(bt_info); 169 170 int bt_err(const char *format, ...) 171 { 172 struct va_format vaf; 173 va_list args; 174 int r; 175 176 va_start(args, format); 177 178 vaf.fmt = format; 179 vaf.va = &args; 180 181 r = pr_err("%pV", &vaf); 182 183 va_end(args); 184 185 return r; 186 } 187 EXPORT_SYMBOL(bt_err); 188