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193 | daniel-mar | 1 | /* |
2 | This file is part of a common library |
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3 | Copyright (C) 1990-2009 Toby Thain, toby@telegraphics.com.au |
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4 | |||
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 General Public License as published by |
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7 | the Free Software Foundation; either version 2 of the License, or |
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8 | (at your option) any later version. |
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9 | |||
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 General Public License for more details. |
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14 | |||
15 | You should have received a copy of the GNU General Public License |
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16 | along with this program; if not, write to the Free Software |
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17 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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18 | */ |
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19 | |||
20 | #include "file_compat.h" |
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21 | |||
22 | extern Boolean has_forks; |
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23 | |||
24 | OSErr getfpos_large(FILEREF refNum,FILEPOS *filePos){ |
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25 | LONG hi = 0; |
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26 | DWORD res = SetFilePointer(refNum,0,&hi,FILE_CURRENT); |
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27 | if(res == INVALID_SET_FILE_POINTER && GetLastError() != NO_ERROR) |
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28 | return ioErr; |
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29 | else{ |
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30 | *filePos = res | ((FILEPOS)hi << 32); |
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31 | return noErr; |
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32 | } |
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33 | } |
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34 | |||
35 | OSErr setfpos_large(FILEREF refNum,short posMode,FILEPOS posOff){ |
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36 | static DWORD method[]={0,FILE_BEGIN,FILE_END,FILE_CURRENT}; |
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37 | LONG hi = posOff >> 32; |
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38 | DWORD res = SetFilePointer(refNum,posOff,&hi,method[posMode]); |
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39 | return res == INVALID_SET_FILE_POINTER && GetLastError() != NO_ERROR |
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40 | ? ioErr : noErr; |
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41 | } |
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42 | |||
43 | OSErr geteof_large(FILEREF refNum,FILEPOS *logEOF){ |
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44 | DWORD hi; |
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45 | DWORD res = GetFileSize(refNum,&hi); |
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46 | if(res == INVALID_FILE_SIZE && GetLastError() != NO_ERROR) |
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47 | return ioErr; |
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48 | else{ |
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49 | *logEOF = res | ((FILEPOS)hi << 32); |
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50 | return noErr; |
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51 | } |
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52 | } |