mDNSMacOSX/BonjourTop/source/bjtypes.h

   1 //
   2 //  bjtypes.h
   3 //  TestTB
   4 //
   5 //  Created by Terrin Eager on 4/24/12.
   6 //
   7 //
   8
   9
  10 #ifndef TestTB_bjtypes_h
  11 #define TestTB_bjtypes_h
  12 typedef bool BJ_BOOL;
  13
  14 typedef char BJ_INT8;
  15 typedef unsigned char BJ_UINT8;
  16
  17 typedef short int BJ_INT16;
  18 typedef unsigned short int BJ_UINT16;
  19
  20 typedef  int BJ_INT32;
  21 typedef unsigned  int BJ_UINT32;
  22
  23 typedef  long long BJ_INT64;
  24 typedef unsigned  long long BJ_UINT64;
  25
  26 #define DNS_NAME_OFFSET_MASK 0xc0
  27
  28 #define MAX_FRAME_SIZE 0x2800
  29
  30
  31 enum BJ_COMPARE {BJ_GT,BJ_LT,BJ_EQUAL};
  32
  33 #define PF_GET_UINT8(pBuffer,offset) ( (BJ_UINT8)pBuffer[offset] )
  34 #define PF_GET_UINT16(pBuffer,offset) ((((BJ_UINT16)pBuffer[offset]) << 8) | ((BJ_UINT16)pBuffer[offset+1]))
  35 #define PF_GET_UINT32(pBuffer,offset) ((pBuffer[offset] << 24) | (pBuffer[offset+1] << 16) | (pBuffer[offset+2] << 8) | (pBuffer[offset+3]))
  36
  37
  38 inline void endian_swap(BJ_UINT8& x)
  39 {
  40     x = (x>>8) |(x<<8);
  41 }
  42
  43 inline void endian_swap(BJ_UINT32& x)
  44 {
  45     x = (x>>24) |
  46         ((x<<8) & 0x00FF0000) |
  47         ((x>>8) & 0x0000FF00) |
  48         (x<<24);
  49 }
  50
  51
  52 inline void endian_swap(BJ_UINT64& x)
  53 {
  54     x = (x>>56) |
  55     ((x<<40) & 0x00FF000000000000) |
  56     ((x<<24) & 0x0000FF0000000000) |
  57     ((x<<8)  & 0x000000FF00000000) |
  58     ((x>>8)  & 0x00000000FF000000) |
  59     ((x>>24) & 0x0000000000FF0000) |
  60     ((x>>40) & 0x000000000000FF00) |
  61     (x<<56);
  62 }
  63
  64 #endif