src/add-ons/media/media-add-ons/dvb/Packet.h

   1 /*
   2  * Copyright (c) 2004-2007 Marcus Overhagen <marcus@overhagen.de>
   3  *
   4  * Permission is hereby granted, free of charge, to any person
   5  * obtaining a copy of this software and associated documentation
   6  * files (the "Software"), to deal in the Software without restriction,
   7  * including without limitation the rights to use, copy, modify,
   8  * merge, publish, distribute, sublicense, and/or sell copies of
   9  * the Software, and to permit persons to whom the Software is
  10  * furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice shall be
  13  * included in all copies or substantial portions of the Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  17  * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  18  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  19  * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  20  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  21  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  22  * OTHER DEALINGS IN THE SOFTWARE.
  23  */
  24
  25 #ifndef __PACKET_H
  26 #define __PACKET_H
  27
  28 #include <SupportDefs.h>
  29
  30 class Packet
  31 {
  32 public:
  33                                         Packet(size_t init_size = 8192);
  34                                         Packet(const Packet &clone);
  35                                         Packet(const void *data, size_t size, bigtime_t time_stamp = 0);
  36                                         ~Packet();
  37
  38         void                    AddData(const void *data, size_t size);
  39
  40         void                    MakeEmpty();
  41
  42         const uint8 *   Data() const;
  43         size_t                  Size() const;
  44
  45         void                    SetTimeStamp(bigtime_t time_stamp);
  46         bigtime_t               TimeStamp() const;
  47
  48
  49 private:
  50                                         // not implemented
  51                                         Packet & operator= (const Packet &clone);
  52
  53 private:
  54         void *                  fBuffer;
  55         size_t                  fBufferSize;
  56         size_t                  fBufferSizeMax;
  57         bigtime_t               fTimeStamp;
  58 };
  59
  60
  61 inline const uint8 *
  62 Packet::Data() const
  63 {
  64         return (uint8 *)fBuffer;
  65 }
  66
  67
  68 inline size_t
  69 Packet::Size() const
  70 {
  71         return fBufferSize;
  72 }
  73
  74
  75 inline void
  76 Packet::SetTimeStamp(bigtime_t time_stamp)
  77 {
  78         fTimeStamp = time_stamp;
  79 }
  80
  81
  82 inline bigtime_t
  83 Packet::TimeStamp() const
  84 {
  85         return fTimeStamp;
  86 }
  87
  88
  89 inline void
  90 Packet::MakeEmpty()
  91 {
  92         fBufferSize = 0;
  93         fTimeStamp = 0;
  94 }
  95
  96
  97 #endif