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lightning-sunbird  0.9+nobinonly
utils.cpp
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00001 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
00002 /* ***** BEGIN LICENSE BLOCK *****
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00015  * The Original Code is mozilla.org code.
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00017  * The Initial Developer of the Original Code is
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00037 
00038 #include "xp.h"
00039 
00040 // file utils
00041 
00042 BOOL XP_IsFile(char * szFileName)
00043 {
00044 #ifdef XP_WIN
00045   OFSTRUCT of;
00046   return (HFILE_ERROR != OpenFile(szFileName, &of, OF_EXIST));
00047 #endif
00048 #ifdef XP_UNIX
00049   struct stat s;
00050   return (stat(szFileName, &s) != -1);
00051 #endif
00052 #ifdef XP_MAC /*  HACK */
00053        return 1;
00054 #endif
00055 }
00056 
00057 void XP_DeleteFile(char * szFileName)
00058 {
00059 #ifdef XP_WIN
00060   DeleteFile(szFileName);
00061 #else
00062   remove(szFileName);
00063 #endif
00064 }
00065 
00066 XP_HFILE XP_CreateFile(char * szFileName)
00067 {
00068 #ifdef XP_WIN
00069   OFSTRUCT of;
00070   HFILE hFile = OpenFile(szFileName, &of, OF_CREATE | OF_WRITE);
00071   return (hFile != HFILE_ERROR) ? hFile : NULL;
00072 #else
00073   return (XP_HFILE)fopen(szFileName, "w+");
00074 #endif
00075 }
00076 
00077 XP_HFILE XP_OpenFile(char * szFileName)
00078 {
00079 #ifdef XP_WIN
00080   OFSTRUCT of;
00081   HFILE hFile = OpenFile(szFileName, &of, OF_READ | OF_WRITE);
00082   return (hFile != HFILE_ERROR) ? hFile : NULL;
00083 #else
00084   return (XP_HFILE)fopen(szFileName, "r+");
00085 #endif
00086 }
00087 
00088 void XP_CloseFile(XP_HFILE hFile)
00089 {
00090   if(hFile != NULL)
00091   {
00092 #ifdef XP_WIN
00093     CloseHandle((HANDLE)hFile);
00094 #else
00095     fclose(hFile);
00096 #endif
00097   }
00098 }
00099 
00100 DWORD XP_WriteFile(XP_HFILE hFile, void * pBuf, int iSize)
00101 {
00102 #ifdef XP_WIN
00103   DWORD dwRet;
00104   WriteFile((HANDLE)hFile, pBuf, iSize, &dwRet, NULL);
00105   return dwRet;
00106 #else
00107   return (DWORD)fwrite(pBuf, iSize, 1, hFile);
00108 #endif
00109 }
00110 
00111 void XP_FlushFileBuffers(XP_HFILE hFile)
00112 {
00113 #ifdef XP_WIN
00114   FlushFileBuffers((HANDLE)hFile);
00115 #else
00116   fflush(hFile);
00117 #endif 
00118 }
00119 
00120 // misc utils
00121 
00122 void * XP_GetSymbol(XP_HLIB hLib, char * szProcName)
00123 {
00124 #ifdef XP_WIN
00125   return (void *)GetProcAddress(hLib, szProcName);
00126 #endif
00127 }