xbmc/filesystem/CDDAFile.h

   1 /*
   2  *  Copyright (C) 2005-2018 Team Kodi
   3  *  This file is part of Kodi - https://kodi.tv
   4  *
   5  *  SPDX-License-Identifier: GPL-2.0-or-later
   6  *  See LICENSES/README.md for more information.
   7  */
   8
   9 #pragma once
  10
  11 #include "IFile.h"
  12 #include "storage/cdioSupport.h"
  13
  14 namespace XFILE
  15 {
  16 class CFileCDDA : public IFile
  17 {
  18 public:
  19   CFileCDDA(void);
  20   ~CFileCDDA(void) override;
  21   bool Open(const CURL& url) override;
  22   bool Exists(const CURL& url) override;
  23   int Stat(const CURL& url, struct __stat64* buffer) override;
  24
  25   ssize_t Read(void* lpBuf, size_t uiBufSize) override;
  26   int64_t Seek(int64_t iFilePosition, int iWhence = SEEK_SET) override;
  27   void Close() override;
  28   int64_t GetPosition() override;
  29   int64_t GetLength() override;
  30   int GetChunkSize() override;
  31
  32 protected:
  33   bool IsValidFile(const CURL& url);
  34   int GetTrackNum(const CURL& url);
  35
  36 protected:
  37   CdIo_t* m_pCdIo;
  38   lsn_t m_lsnStart = CDIO_INVALID_LSN; // Start of m_iTrack in logical sector number
  39   lsn_t m_lsnCurrent = CDIO_INVALID_LSN; // Position inside the track in logical sector number
  40   lsn_t m_lsnEnd = CDIO_INVALID_LSN; // End of m_iTrack in logical sector number
  41   int m_iSectorCount; // max number of sectors to read at once
  42   std::shared_ptr<MEDIA_DETECT::CLibcdio> m_cdio;
  43 };
  44 }