mirror of
https://github.com/uroni/urbackup_backend.git
synced 2025-10-26 11:36:50 +00:00
141 lines
2.9 KiB
C++
141 lines
2.9 KiB
C++
/*************************************************************************
|
|
* UrBackup - Client/Server backup system
|
|
* Copyright (C) 2011-2016 Martin Raiber
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Affero General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, 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 Affero General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Affero General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
**************************************************************************/
|
|
|
|
#include "vld.h"
|
|
#include "file.h"
|
|
#include "types.h"
|
|
#include "stringtools.h"
|
|
|
|
#ifdef MODE_STL
|
|
|
|
File::File()
|
|
{
|
|
|
|
}
|
|
|
|
bool File::Open(std::string pfn, int mode)
|
|
{
|
|
if (mode == MODE_RW_RESTORE)
|
|
{
|
|
mode = MODE_RW;
|
|
}
|
|
if (mode == MODE_RW_CREATE_RESTORE)
|
|
{
|
|
mode = MODE_RW_CREATE;
|
|
}
|
|
|
|
fn=pfn;
|
|
std::ios::openmode _mode;
|
|
if( mode==MODE_READ || mode==MODE_READ_DEVICE || mode==MODE_READ_SEQUENTIAL || mode==MODE_READ_SEQUENTIAL_BACKUP)
|
|
_mode=std::ios::in|std::ios::binary;
|
|
else if( mode==MODE_WRITE || mode==MODE_TEMP )
|
|
{
|
|
_unlink(pfn.c_str());
|
|
_mode=std::ios::out|std::ios::binary;
|
|
}
|
|
else if( mode==MODE_APPEND )
|
|
_mode=std::ios::app|std::ios::binary;
|
|
else if( mode==MODE_RW )
|
|
_mode=std::ios::in|std::ios::out|std::ios::binary;
|
|
|
|
fi.open(wnarrow(fn).c_str(), _mode);
|
|
|
|
if( fi.is_open()==true )
|
|
return true;
|
|
else
|
|
return false;
|
|
}
|
|
|
|
bool File::Open(void *handle, const std::string& pFilename)
|
|
{
|
|
//Not supported
|
|
return false;
|
|
}
|
|
|
|
bool File::OpenTemporaryFile(const std::string &dir, bool first_try)
|
|
{
|
|
return Open(tmpnam(NULL), MODE_TEMP);
|
|
}
|
|
|
|
std::string File::Read(_u32 tr)
|
|
{
|
|
std::string ret;
|
|
ret.resize(tr);
|
|
_u32 gc=Read((char*)ret.c_str(), tr);
|
|
if( gc<tr )
|
|
ret.resize( gc );
|
|
|
|
return ret;
|
|
}
|
|
|
|
_u32 File::Read(char* buffer, _u32 bsize)
|
|
{
|
|
fi.read( buffer, bsize);
|
|
_u32 read=fi.gcount();
|
|
return read;
|
|
}
|
|
|
|
_u32 File::Write(const std::string &tw)
|
|
{
|
|
return Write( tw.c_str(), (_u32)tw.size() );
|
|
}
|
|
|
|
_u32 File::Write(const char* buffer, _u32 bsize)
|
|
{
|
|
fi.write( buffer, bsize);
|
|
return bsize;
|
|
}
|
|
|
|
bool File::Seek(_i64 spos)
|
|
{
|
|
fi.seekg((std::ios::off_type)spos, std::ios::beg);
|
|
fi.seekp((std::ios::off_type)spos, std::ios::beg);
|
|
return true;
|
|
}
|
|
|
|
_i64 File::Size(void)
|
|
{
|
|
std::ios::pos_type cp=fi.tellg();
|
|
fi.seekg(0, std::ios::end);
|
|
_i64 fsize=fi.tellg();
|
|
fi.seekg(cp, std::ios::beg);
|
|
return fsize;
|
|
}
|
|
|
|
_i64 File::RealSize(void)
|
|
{
|
|
return Size();
|
|
}
|
|
|
|
void File::Close()
|
|
{
|
|
fi.close();
|
|
}
|
|
|
|
bool File::PunchHole( _i64 spos, _i64 size )
|
|
{
|
|
return false;
|
|
}
|
|
|
|
bool File::Sync()
|
|
{
|
|
return false;
|
|
}
|
|
|
|
#endif
|