xbmc/filesystem/IFile.cpp

   1 /*
   2  *  Copyright (c) 2002 Frodo
   3  *      Portions Copyright (c) by the authors of ffmpeg and xvid
   4  *  Copyright (C) 2002-2018 Team Kodi
   5  *  This file is part of Kodi - https://kodi.tv
   6  *
   7  *  SPDX-License-Identifier: GPL-2.0-or-later
   8  *  See LICENSES/README.md for more information.
   9  */
  10
  11 #include "IFile.h"
  12
  13 #include "URL.h"
  14
  15 #include <cstring>
  16 #include <errno.h>
  17
  18 using namespace XFILE;
  19
  20 //////////////////////////////////////////////////////////////////////
  21 // Construction/Destruction
  22 //////////////////////////////////////////////////////////////////////
  23
  24 IFile::IFile() = default;
  25
  26 IFile::~IFile() = default;
  27
  28 int IFile::Stat(struct __stat64* buffer)
  29 {
  30   if (buffer)
  31     *buffer = {};
  32
  33   errno = ENOENT;
  34   return -1;
  35 }
  36 bool IFile::ReadString(char *szLine, int iLineLength)
  37 {
  38   if(Seek(0, SEEK_CUR) < 0) return false;
  39
  40   int64_t iFilePos = GetPosition();
  41   int iBytesRead = Read( (unsigned char*)szLine, iLineLength - 1);
  42   if (iBytesRead <= 0)
  43     return false;
  44
  45   szLine[iBytesRead] = 0;
  46
  47   for (int i = 0; i < iBytesRead; i++)
  48   {
  49     if ('\n' == szLine[i])
  50     {
  51       if ('\r' == szLine[i + 1])
  52       {
  53         szLine[i + 1] = 0;
  54         Seek(iFilePos + i + 2, SEEK_SET);
  55       }
  56       else
  57       {
  58         // end of line
  59         szLine[i + 1] = 0;
  60         Seek(iFilePos + i + 1, SEEK_SET);
  61       }
  62       break;
  63     }
  64     else if ('\r' == szLine[i])
  65     {
  66       if ('\n' == szLine[i + 1])
  67       {
  68         szLine[i + 1] = 0;
  69         Seek(iFilePos + i + 2, SEEK_SET);
  70       }
  71       else
  72       {
  73         // end of line
  74         szLine[i + 1] = 0;
  75         Seek(iFilePos + i + 1, SEEK_SET);
  76       }
  77       break;
  78     }
  79   }
  80   return true;
  81 }
  82
  83 CRedirectException::CRedirectException() :
  84   m_pNewFileImp(NULL), m_pNewUrl(NULL)
  85 {
  86 }
  87
  88 CRedirectException::CRedirectException(IFile *pNewFileImp, CURL *pNewUrl) :
  89   m_pNewFileImp(pNewFileImp), m_pNewUrl(pNewUrl)
  90 {
  91 }