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      1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
      2 /* ***** BEGIN LICENSE BLOCK *****
      3  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
      4  *
      5  * The contents of this file are subject to the Mozilla Public License Version
      6  * 1.1 (the "License"); you may not use this file except in compliance with
      7  * the License. You may obtain a copy of the License at
      8  * http://www.mozilla.org/MPL/
      9  *
     10  * Software distributed under the License is distributed on an "AS IS" basis,
     11  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
     12  * for the specific language governing rights and limitations under the
     13  * License.
     14  *
     15  * The Original Code is mozilla.org code.
     16  *
     17  * The Initial Developer of the Original Code is
     18  * Netscape Communications Corporation.
     19  * Portions created by the Initial Developer are Copyright (C) 1998
     20  * the Initial Developer. All Rights Reserved.
     21  *
     22  * Contributor(s):
     23  *
     24  * Alternatively, the contents of this file may be used under the terms of
     25  * either the GNU General Public License Version 2 or later (the "GPL"), or
     26  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
     27  * in which case the provisions of the GPL or the LGPL are applicable instead
     28  * of those above. If you wish to allow use of your version of this file only
     29  * under the terms of either the GPL or the LGPL, and not to allow others to
     30  * use your version of this file under the terms of the MPL, indicate your
     31  * decision by deleting the provisions above and replace them with the notice
     32  * and other provisions required by the GPL or the LGPL. If you do not delete
     33  * the provisions above, a recipient may use your version of this file under
     34  * the terms of any one of the MPL, the GPL or the LGPL.
     35  *
     36  * ***** END LICENSE BLOCK ***** */
     37 
     38 #include "xp.h"
     39 
     40 // file utils
     41 
     42 BOOL XP_IsFile(char * szFileName)
     43 {
     44 #ifdef XP_WIN
     45   OFSTRUCT of;
     46   return (HFILE_ERROR != OpenFile(szFileName, &of, OF_EXIST));
     47 #endif
     48 #ifdef XP_UNIX
     49   struct stat s;
     50   return (stat(szFileName, &s) != -1);
     51 #endif
     52 #ifdef XP_MAC /*  HACK */
     53 	return 1;
     54 #endif
     55 }
     56 
     57 void XP_DeleteFile(char * szFileName)
     58 {
     59 #ifdef XP_WIN
     60   DeleteFile(szFileName);
     61 #else
     62   remove(szFileName);
     63 #endif
     64 }
     65 
     66 XP_HFILE XP_CreateFile(char * szFileName)
     67 {
     68 #ifdef XP_WIN
     69   OFSTRUCT of;
     70   HFILE hFile = OpenFile(szFileName, &of, OF_CREATE | OF_WRITE);
     71   return (hFile != HFILE_ERROR) ? hFile : NULL;
     72 #else
     73   return (XP_HFILE)fopen(szFileName, "w+");
     74 #endif
     75 }
     76 
     77 XP_HFILE XP_OpenFile(char * szFileName)
     78 {
     79 #ifdef XP_WIN
     80   OFSTRUCT of;
     81   HFILE hFile = OpenFile(szFileName, &of, OF_READ | OF_WRITE);
     82   return (hFile != HFILE_ERROR) ? hFile : NULL;
     83 #else
     84   return (XP_HFILE)fopen(szFileName, "r+");
     85 #endif
     86 }
     87 
     88 void XP_CloseFile(XP_HFILE hFile)
     89 {
     90   if(hFile != NULL)
     91   {
     92 #ifdef XP_WIN
     93     CloseHandle((HANDLE)hFile);
     94 #else
     95     fclose(hFile);
     96 #endif
     97   }
     98 }
     99 
    100 DWORD XP_WriteFile(XP_HFILE hFile, const void * pBuf, int iSize)
    101 {
    102 #ifdef XP_WIN
    103   DWORD dwRet;
    104   WriteFile((HANDLE)hFile, pBuf, iSize, &dwRet, NULL);
    105   return dwRet;
    106 #else
    107   return (DWORD)fwrite(pBuf, iSize, 1, hFile);
    108 #endif
    109 }
    110 
    111 void XP_FlushFileBuffers(XP_HFILE hFile)
    112 {
    113 #ifdef XP_WIN
    114   FlushFileBuffers((HANDLE)hFile);
    115 #else
    116   fflush(hFile);
    117 #endif
    118 }
    119 
    120 // misc utils
    121 
    122 void * XP_GetSymbol(XP_HLIB hLib, char * szProcName)
    123 {
    124 #ifdef XP_WIN
    125   return (void *)GetProcAddress(hLib, szProcName);
    126 #endif
    127 }
    128