headers/os/bluetooth/bdaddrUtils.h

   1 /*
   2  * Copyright 2007 Oliver Ruiz Dorantes, oliver.ruiz.dorantes_at_gmail.com
   3  * Copyright 2008 Mika Lindqvist, monni1995_at_gmail.com
   4  * All rights reserved. Distributed under the terms of the MIT License.
   5  */
   6 #ifndef _BDADDR_UTILS_H
   7 #define _BDADDR_UTILS_H
   8
   9 #include <stdio.h>
  10 #include <string.h>
  11
  12 #include <String.h>
  13
  14 #include <bluetooth/bluetooth.h>
  15
  16 namespace Bluetooth {
  17
  18 class bdaddrUtils {
  19
  20 public:
  21         static inline bdaddr_t NullAddress()
  22         {
  23                 return ((bdaddr_t) {{0, 0, 0, 0, 0, 0}});
  24         }
  25
  26
  27         static inline bdaddr_t LocalAddress()
  28         {
  29                 return ((bdaddr_t) {{0, 0, 0, 0xff, 0xff, 0xff}});
  30         }
  31
  32
  33         static inline bdaddr_t BroadcastAddress()
  34         {
  35                 return ((bdaddr_t) {{0xff, 0xff, 0xff, 0xff, 0xff, 0xff}});
  36         }
  37
  38
  39         static bool Compare(const bdaddr_t& ba1, const bdaddr_t& ba2)
  40         {
  41                 return (memcmp(&ba1, &ba2, sizeof(bdaddr_t)) == 0);
  42         }
  43
  44
  45         static void Copy(bdaddr_t& dst, const bdaddr_t& src)
  46         {
  47                 memcpy(&dst, &src, sizeof(bdaddr_t));
  48         }
  49
  50         static BString ToString(const bdaddr_t bdaddr)
  51         {
  52                 BString str;
  53
  54                 str.SetToFormat("%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X",bdaddr.b[5],
  55                                 bdaddr.b[4], bdaddr.b[3], bdaddr.b[2], bdaddr.b[1],
  56                                 bdaddr.b[0]);
  57                 return str;
  58         }
  59
  60
  61         static bdaddr_t FromString(const char * addr)
  62         {
  63                 uint8 b0, b1, b2, b3, b4, b5;
  64
  65                 if (addr != NULL) {
  66                         size_t count = sscanf(addr, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx",
  67                                                 &b5, &b4, &b3, &b2, &b1, &b0);
  68
  69                         if (count == 6)
  70                                 return ((bdaddr_t) {{b0, b1, b2, b3, b4, b5}});
  71                 }
  72
  73                 return NullAddress();
  74         }
  75
  76 };
  77
  78 }
  79
  80
  81 #ifndef _BT_USE_EXPLICIT_NAMESPACE
  82 using Bluetooth::bdaddrUtils;
  83 #endif
  84
  85
  86 #endif // _BDADDR_UTILS_H