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1 /* |
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2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * |
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5 * This program is free software: you can redistribute it and/or modify |
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6 * it under the terms of the GNU Lesser General Public License as published by |
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7 * the Free Software Foundation, either version 3 of the License, or |
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8 * (at your option) any later version. |
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9 * |
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10 * This program is distributed in the hope that it will be useful, |
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11 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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13 * GNU Lesser General Public License for more details. |
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14 * |
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15 * You should have received a copy of the GNU Lesser General Public License |
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16 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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17 */ |
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18 |
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19 #ifndef OUTPUTFILE_H_ |
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20 #define OUTPUTFILE_H_ |
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21 |
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22 #include <vector> |
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23 |
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24 #include "defs.h" |
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25 #include "filefragment.h" |
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26 |
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27 // uncomment this is output file should be deleted on error |
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28 //#define DELETE_OUTPUT_ON_ERROR |
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29 // uncomment to use pwrite (this should be more efficient) but results in different |
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30 // file pointer behaviour. NB not defined by MINGW in unistd.h |
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31 //#define USE_PWRITE |
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32 |
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33 // TODO: NB currently this can only deal with 4gb files. Need to upgrade for larger files |
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34 class OutputFile |
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35 { |
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36 public: |
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37 OutputFile(PathName aFileName); |
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38 virtual ~OutputFile(); |
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39 |
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40 virtual void Close(); |
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41 virtual void Flush(); |
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42 virtual void Dump(); |
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43 virtual const FileFragment & GetFileFragment(FileFragmentOwner * aOwner); |
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44 virtual void Open(); |
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45 virtual void Write(size_t aOffset, size_t aSize, char * aData); |
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46 virtual size_t Size(){ return iCurrentOffset; } |
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47 |
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48 private: |
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49 // Don't want one of these to be copied |
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50 OutputFile(const OutputFile & aOutputFile); |
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51 |
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52 OutputFile & operator=(const OutputFile & aOutputFile); |
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53 |
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54 private: |
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55 typedef std::vector<FileFragment> FragmentList; |
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56 |
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57 PathName iFileName; |
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58 FragmentList iFileFragments; |
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59 bool iOpened; |
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60 int iFd; |
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61 size_t iCurrentOffset; |
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62 |
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63 }; |
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64 |
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65 #endif /*OUTPUTFILE_H_*/ |