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#pragma once
/*
* Copyright (C) 2005-2013 Team XBMC
* http://xbmc.org
*
* This Program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This Program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with XBMC; see the file COPYING. If not, see
* <http://www.gnu.org/licenses/>.
*
*/
#include <cstdio>
#include <string>
#include <cstdint>
class CFile
{
public:
CFile()
{
m_file = NULL;
}
~CFile()
{
Close();
}
bool Open(const std::string &file)
{
Close();
m_file = fopen(file.c_str(), "rb");
return NULL != m_file;
}
bool OpenForWrite(const std::string &file, bool overwrite)
{
Close();
m_file = fopen(file.c_str(), "wb");
return NULL != m_file;
}
void Close()
{
if (m_file)
fclose(m_file);
m_file = NULL;
}
uint64_t Read(void *data, uint64_t size)
{
if (fread(data, (size_t)size, 1, m_file) == 1)
return size;
return 0;
}
uint64_t Write(const void *data, uint64_t size)
{
if (fwrite(data, (size_t)size, 1, m_file) == 1)
return size;
return 0;
}
FILE *getFP()
{
return m_file;
}
uint64_t GetFileSize()
{
long curPos = ftell(m_file);
uint64_t fileSize = 0;
if (fseek(m_file, 0, SEEK_END) == 0)
{
long size = ftell(m_file);
if (size >= 0)
fileSize = (uint64_t)size;
}
// restore fileptr
Seek(curPos);
return fileSize;
}
uint64_t Seek(uint64_t offset)
{
uint64_t seekedBytes = 0;
int seekRet = fseek(m_file, offset, SEEK_SET);
if (seekRet == 0)
seekedBytes = offset;
return seekedBytes;
}
private:
FILE* m_file;
};
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