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151 lines
3.4 KiB
151 lines
3.4 KiB
/***************************************************************************
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* Copyright (C) 2005 by Joris Guisson *
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* joris.guisson@gmail.com *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
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***************************************************************************/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <tqfile.h>
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#include "config.h"
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#include <klocale.h>
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#include <string.h>
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#include <errno.h>
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#include <stdio.h>
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#include <torrent/globals.h>
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#include "file.h"
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#include "error.h"
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#include "log.h"
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namespace bt
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{
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File::File() : fptr(0)
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{}
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File::~File()
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{
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close();
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}
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bool File::open(const TQString & file,const TQString & mode)
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{
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this->file = file;
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if (fptr)
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close();
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#if HAVE_FOPEN64
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fptr = fopen64(TQFile::encodeName(file),mode.ascii());
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#else
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fptr = fopen(TQFile::encodeName(file),mode.ascii());
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#endif
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return fptr != 0;
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}
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void File::close()
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{
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if (fptr)
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{
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fclose(fptr);
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fptr = 0;
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}
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}
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void File::flush()
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{
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if (fptr)
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fflush(fptr);
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}
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Uint32 File::write(const void* buf,Uint32 size)
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{
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if (!fptr)
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return 0;
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Uint32 ret = fwrite(buf,1,size,fptr);
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if (ret != size)
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{
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if (errno == ENOSPC)
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Out() << "Disk full !" << endl;
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throw Error(i18n("Cannot write to %1 : %2").tqarg(file).tqarg(strerror(errno)));
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}
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return ret;
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}
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Uint32 File::read(void* buf,Uint32 size)
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{
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if (!fptr)
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return 0;
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Uint32 ret = fread(buf,1,size,fptr);
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if (ferror(fptr))
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{
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clearerr(fptr);
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throw Error(i18n("Cannot read from %1").tqarg(file));
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}
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return ret;
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}
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Uint64 File::seek(SeekPos from,Int64 num)
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{
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// printf("sizeof(off_t) = %i\n",sizeof(__off64_t));
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if (!fptr)
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return 0;
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int p = SEEK_CUR; // use a default to prevent compiler warning
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switch (from)
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{
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case BEGIN : p = SEEK_SET; break;
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case END : p = SEEK_END; break;
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case CURRENT : p = SEEK_CUR; break;
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default:
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break;
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}
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#if HAVE_FSEEKO64
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fseeko64(fptr,num,p);
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return ftello64(fptr);
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#else
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fseeko(fptr,num,p);
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return ftello(fptr);
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#endif
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}
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bool File::eof() const
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{
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if (!fptr)
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return true;
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return feof(fptr) != 0;
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}
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Uint64 File::tell() const
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{
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if (!fptr)
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return 0;
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return ftello(fptr);
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}
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TQString File::errorString() const
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{
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return TQString(strerror(errno));
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}
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}
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