801 lines
25 KiB
C++
801 lines
25 KiB
C++
#include <tchar.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <windows.h>
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void ShowHelp(void);
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LPSTR StripWhitespace(LPSTR pszString);
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LPWSTR MakeWideStrFromAnsi(UINT uiCodePage, LPSTR psz);
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int Ansi2Unicode(TCHAR * szAnsiFile_input,TCHAR * szUnicodeFile_output,UINT iCodePage);
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int IsFileUnicode(TCHAR * szFile_input);
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int StripControlZfromUnicodeFile(TCHAR * szFilePath1,TCHAR * szFilePath2);
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//***************************************************************************
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//*
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//* purpose: main
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//*
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//***************************************************************************
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int __cdecl main(int argc,char *argv[])
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{
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int iRet = 0;
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int argno;
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char * pArg = NULL;
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char * pCmdStart = NULL;
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TCHAR szFilePath1[_MAX_PATH];
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TCHAR szFilePath2[_MAX_PATH];
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TCHAR szParamString_C[_MAX_PATH];
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TCHAR szParamString_H[50];
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TCHAR szParamString_M[_MAX_PATH];
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int iDoAnsi2Unicode = FALSE;
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int iDoIsUnicodeCheck = FALSE;
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int iDoUnicodeStripControlZ = FALSE;
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int iDoVersion = FALSE;
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int iGotParamC = FALSE;
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int iGotParamH = FALSE;
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int iGotParamM = FALSE;
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*szFilePath1 = '\0';
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*szFilePath2 = '\0';
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*szParamString_C = '\0';
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*szParamString_H = '\0';
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*szParamString_M = '\0';
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_tcscpy(szFilePath1,_T(""));
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_tcscpy(szFilePath2,_T(""));
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_tcscpy(szParamString_C,_T(""));
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_tcscpy(szParamString_H,_T(""));
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_tcscpy(szParamString_M,_T(""));
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for(argno=1; argno<argc; argno++)
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{
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if ( argv[argno][0] == '-' || argv[argno][0] == '/' )
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{
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switch (argv[argno][1])
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{
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case 'a':
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case 'A':
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iDoAnsi2Unicode = TRUE;
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break;
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case 'i':
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case 'I':
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iDoIsUnicodeCheck = TRUE;
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break;
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case 'z':
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case 'Z':
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iDoUnicodeStripControlZ = TRUE;
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break;
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case 'v':
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case 'V':
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iDoVersion = TRUE;
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break;
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case 'c':
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case 'C':
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// Get the string for this flag
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pArg = CharNextA(argv[argno]);
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pArg = CharNextA(pArg);
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if (*pArg == ':')
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{
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char szTempString[_MAX_PATH];
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pArg = CharNextA(pArg);
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// Check if it's quoted
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if (*pArg == '\"')
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{
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pArg = CharNextA(pArg);
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pCmdStart = pArg;
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while ((*pArg) && (*pArg != '\"')){pArg = CharNextA(pArg);}
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}
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else
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{
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pCmdStart = pArg;
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while (*pArg){pArg = CharNextA(pArg);}
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}
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*pArg = '\0';
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lstrcpyA(szTempString, StripWhitespace(pCmdStart));
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// Convert to unicode
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#if defined(UNICODE) || defined(_UNICODE)
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MultiByteToWideChar(CP_ACP, 0, szTempString, -1, (LPWSTR) szParamString_C, _MAX_PATH);
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#else
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_tcscpy(szParamString_C,szTempString);
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#endif
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iGotParamC = TRUE;
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}
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break;
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case 'h':
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case 'H':
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// Get the string for this flag
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pArg = CharNextA(argv[argno]);
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pArg = CharNextA(pArg);
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if (*pArg == ':')
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{
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char szTempString[_MAX_PATH];
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pArg = CharNextA(pArg);
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// Check if it's quoted
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if (*pArg == '\"')
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{
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pArg = CharNextA(pArg);
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pCmdStart = pArg;
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while ((*pArg) && (*pArg != '\"')){pArg = CharNextA(pArg);}
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}
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else
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{
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pCmdStart = pArg;
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while (*pArg){pArg = CharNextA(pArg);}
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}
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*pArg = '\0';
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lstrcpyA(szTempString, StripWhitespace(pCmdStart));
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// Convert to unicode
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#if defined(UNICODE) || defined(_UNICODE)
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MultiByteToWideChar(CP_ACP, 0, szTempString, -1, (LPWSTR) szParamString_H, _MAX_PATH);
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#else
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_tcscpy(szParamString_H,szTempString);
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#endif
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iGotParamH = TRUE;
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}
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break;
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case 'm':
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case 'M':
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// Get the string for this flag
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pArg = CharNextA(argv[argno]);
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pArg = CharNextA(pArg);
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if (*pArg == ':')
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{
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char szTempString[_MAX_PATH];
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pArg = CharNextA(pArg);
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// Check if it's quoted
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if (*pArg == '\"')
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{
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pArg = CharNextA(pArg);
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pCmdStart = pArg;
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while ((*pArg) && (*pArg != '\"')){pArg = CharNextA(pArg);}
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}
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else
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{
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pCmdStart = pArg;
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while (*pArg){pArg = CharNextA(pArg);}
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}
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*pArg = '\0';
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lstrcpyA(szTempString, StripWhitespace(pCmdStart));
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// Convert to unicode
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#if defined(UNICODE) || defined(_UNICODE)
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MultiByteToWideChar(CP_ACP, 0, szTempString, -1, (LPWSTR) szParamString_M, _MAX_PATH);
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#else
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_tcscpy(szParamString_M,szTempString);
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#endif
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iGotParamM = TRUE;
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}
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break;
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case '?':
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goto main_exit_with_help;
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break;
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}
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}
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else
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{
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if (_tcsicmp(szFilePath1, _T("")) == 0)
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{
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// if no arguments, then get the filename portion
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#if defined(UNICODE) || defined(_UNICODE)
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MultiByteToWideChar(CP_ACP, 0, argv[argno], -1, (LPTSTR) szFilePath1, _MAX_PATH);
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#else
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_tcscpy(szFilePath1,argv[argno]);
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#endif
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}
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else
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{
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if (_tcsicmp(szFilePath2, _T("")) == 0)
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{
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// if no arguments, then get the filename portion
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#if defined(UNICODE) || defined(_UNICODE)
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MultiByteToWideChar(CP_ACP, 0, argv[argno], -1, (LPTSTR) szFilePath2, _MAX_PATH);
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#else
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_tcscpy(szFilePath2,argv[argno]);
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#endif
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}
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}
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}
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}
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//
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// Check what were supposed to do
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//
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if (TRUE == iDoAnsi2Unicode)
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{
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UINT iCodePage = 1252;
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// check for required parameters
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if (_tcsicmp(szFilePath1, _T("")) == 0)
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{
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_tprintf(_T("[-a] parameter missing filename1 parameter\n"));
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goto main_exit_with_help;
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}
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if (_tcsicmp(szFilePath2, _T("")) == 0)
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{
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_tprintf(_T("[-a] parameter missing filename2 parameter\n"));
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goto main_exit_with_help;
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}
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// check for optional parameter
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if (TRUE == iGotParamC)
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{
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if (_tcsicmp(szParamString_C, _T("")) == 0)
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{
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// convert it to a number.
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iCodePage = _ttoi(szParamString_C);
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}
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}
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// call the function
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Ansi2Unicode(szFilePath1,szFilePath2,iCodePage);
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iRet = 0;
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}
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else
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{
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if (TRUE == iDoUnicodeStripControlZ)
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{
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// check for required parameters
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if (_tcsicmp(szFilePath1, _T("")) == 0)
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{
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_tprintf(_T("[-z] parameter missing filename1 parameter\n"));
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goto main_exit_with_help;
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}
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if (_tcsicmp(szFilePath2, _T("")) == 0)
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{
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_tprintf(_T("[-z] parameter missing filename2 parameter\n"));
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goto main_exit_with_help;
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}
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// call the function.
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iRet = StripControlZfromUnicodeFile(szFilePath1,szFilePath2);
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if (1 == iRet)
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{
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_tprintf(_T("control-z removed and saved to new file\n"));
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}
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iRet = 0;
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}
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}
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if (TRUE == iDoIsUnicodeCheck)
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{
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iRet = 0;
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// check for required parameters
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if (_tcsicmp(szFilePath1, _T("")) == 0)
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{
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_tprintf(_T("[-i] parameter missing filename1 parameter\n"));
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goto main_exit_with_help;
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}
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// call the function.
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// return 2 if the file is unicode
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// return 1 if the file is not unicode
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iRet = IsFileUnicode(szFilePath1);
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if (2 == iRet)
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{
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_tprintf(_T("%s is unicode\n"),szFilePath1);
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}
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else if (1 == iRet)
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{
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_tprintf(_T("%s is not unicode\n"),szFilePath1);
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}
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else
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{
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_tprintf(_T("error with file %s\n"),szFilePath1);
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}
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}
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if (TRUE == iDoVersion)
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{
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// output the version
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_tprintf(_T("1\n\n"));
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iRet = 10;
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goto main_exit_gracefully;
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}
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if (TRUE == iGotParamH)
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{
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// Output hex number
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if (_tcsicmp(szParamString_H, _T("")) != 0)
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{
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DWORD dwMyDecimal = _ttoi(szParamString_H);
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if (iGotParamM && (_tcsicmp(szParamString_M, _T("")) != 0))
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{
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_tprintf(szParamString_M,dwMyDecimal);
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}
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else
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{
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// convert it to a hex number
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_tprintf(_T("%x\n"),dwMyDecimal);
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}
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goto main_exit_gracefully;
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}
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}
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if (_tcsicmp(szFilePath1, _T("")) == 0)
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{
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goto main_exit_with_help;
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}
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goto main_exit_gracefully;
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main_exit_gracefully:
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exit(iRet);
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main_exit_with_help:
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ShowHelp();
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exit(iRet);
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}
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//***************************************************************************
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//*
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//* purpose: ?
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//*
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//***************************************************************************
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void ShowHelp(void)
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{
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TCHAR szModuleName[_MAX_PATH];
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TCHAR szFilename_only[_MAX_PATH];
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// get the modules full pathed filename
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if (0 != GetModuleFileName(NULL,(LPTSTR) szModuleName,_MAX_PATH))
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{
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// Trim off the filename only.
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_tsplitpath(szModuleName, NULL, NULL, szFilename_only, NULL);
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_tprintf(_T("Unicode File Utility\n\n"));
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_tprintf(_T("%s [-a] [-i] [-v] [-z] [-c:codepage] [-h:number] [-m:printf format] [drive:][path]filename1 [drive:][path]filename2\n\n"),szFilename_only);
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_tprintf(_T("[-a] paramter -- converting ansi to unicode file:\n"));
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_tprintf(_T(" -a required parameter for this functionality\n"));
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_tprintf(_T(" -c:codepage specifies the codepage to use (optional,defaults to 1252 (usa ascii))\n"));
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_tprintf(_T(" filename1 ansi filename that should be converted\n"));
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_tprintf(_T(" filename2 unicode filename that result will be saved to\n\n"));
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_tprintf(_T("[-i] parameter -- is specified file unicode:\n"));
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_tprintf(_T(" -i required paramter for this functionality\n"));
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_tprintf(_T(" filename1 filename to check if unicode. if unicode ERRORLEVEL=2, if not unicode ERRORLEVEL=1.\n"));
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_tprintf(_T("[-z] parameter -- removing trailing control-z from end of unicode file:\n"));
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_tprintf(_T(" -z required paramter for this functionality\n"));
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_tprintf(_T(" filename1 unicode filename that should have control-z removed from\n"));
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_tprintf(_T(" filename2 unicode filename that result will be saved to\n\n"));
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_tprintf(_T("[-h] parameter -- displaying version:\n"));
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_tprintf(_T(" -h:decimalnum required paramter for this functionality, input decimal number, get hex back.\n"));
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_tprintf(_T("[-m] parameter -- printf format for -h function:\n"));
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_tprintf(_T(" -m:%%x required paramter for this functionality.. eg:%%x,0x%%x,x%%08lx,x8%%07lx\n"));
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_tprintf(_T("[-v] parameter -- displaying version:\n"));
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_tprintf(_T(" -v required paramter for this functionality, sets ERRORLEVEL=version num of this binary.\n"));
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_tprintf(_T("\n"));
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_tprintf(_T("Examples:\n"));
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_tprintf(_T("%s -a -c:1252 c:\\MyGroup\\MyFileAnsi.txt c:\\MyGroup\\MyFileUnicode.txt\n"),szFilename_only);
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_tprintf(_T("%s -i c:\\MyGroup\\MyFileUnicode.txt\n"),szFilename_only);
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_tprintf(_T("%s -z c:\\MyGroup\\MyFileUnicode.txt c:\\MyGroup\\MyFileUnicode.txt\n"),szFilename_only);
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}
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return;
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}
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//***************************************************************************
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//*
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//* purpose:
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//*
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//***************************************************************************
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LPSTR StripWhitespace( LPSTR pszString )
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{
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LPSTR pszTemp = NULL;
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if ( pszString == NULL )
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{
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return NULL;
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}
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while ( *pszString == ' ' || *pszString == '\t' )
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{
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pszString += 1;
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}
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// Catch case where string consists entirely of whitespace or empty string.
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if ( *pszString == '\0' )
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{
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return pszString;
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}
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pszTemp = pszString;
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pszString += lstrlenA(pszString) - 1;
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while ( *pszString == ' ' || *pszString == '\t' )
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{
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*pszString = '\0';
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pszString -= 1;
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}
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return pszTemp;
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}
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//***************************************************************************
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//*
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//* purpose: return back a Alocated wide string from a ansi string
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//* caller must free the returned back pointer with GlobalFree()
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//*
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//***************************************************************************
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LPWSTR MakeWideStrFromAnsi(UINT uiCodePage, LPSTR psz)
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{
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LPWSTR pwsz;
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int i;
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// make sure they gave us something
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if (!psz)
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{
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return NULL;
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}
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// compute the length
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i = MultiByteToWideChar(uiCodePage, 0, psz, -1, NULL, 0);
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if (i <= 0) return NULL;
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// allocate memory in that length
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pwsz = (LPWSTR) GlobalAlloc(GPTR,i * sizeof(WCHAR));
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if (!pwsz) return NULL;
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// clear out memory
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memset(pwsz, 0, wcslen(pwsz) * sizeof(WCHAR));
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// convert the ansi string into unicode
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i = MultiByteToWideChar(uiCodePage, 0, (LPSTR) psz, -1, pwsz, i);
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if (i <= 0)
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{
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GlobalFree(pwsz);
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pwsz = NULL;
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return NULL;
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}
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// make sure ends with null
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pwsz[i - 1] = 0;
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// return the pointer
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return pwsz;
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}
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//***************************************************************************
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//*
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//* purpose: converts the ansi file to a unicode file
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//*
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//***************************************************************************
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int Ansi2Unicode(TCHAR * szAnsiFile_input,TCHAR * szUnicodeFile_output,UINT iCodePage)
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{
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int iReturn = FALSE;
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HANDLE hFile = INVALID_HANDLE_VALUE;
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DWORD dwFileSize = 0;
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unsigned char *pInputFileBuf = NULL;
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WCHAR * pwOutputFileBuf = NULL;
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DWORD dwBytesReadIn = 0;
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DWORD dwBytesWritten = 0;
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BYTE bOneByte = 0;
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//
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// READ INPUT FILE
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//
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// open the input file with read access
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//
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hFile = CreateFile((LPCTSTR) szAnsiFile_input, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
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if( hFile == INVALID_HANDLE_VALUE)
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{
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_tprintf(_T("Unable to open input file:%s,err=0x%x\n"),szAnsiFile_input,GetLastError());
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goto Ansi2Unicode_Exit;
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}
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// getfile size so we know how much memory we should allocate
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dwFileSize = GetFileSize(hFile, NULL);
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if (dwFileSize == 0)
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{
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_tprintf(_T("input file:%s is empty\n"),szAnsiFile_input);
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goto Ansi2Unicode_Exit;
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}
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// allocate the memory the size of the file
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if ( ( pInputFileBuf = (unsigned char *) malloc( (size_t) dwFileSize + 1 ) ) == NULL )
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{
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_tprintf(_T("Out of memory\n"));
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goto Ansi2Unicode_Exit;
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}
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// clear buffer we just created
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memset(pInputFileBuf, 0, dwFileSize + 1);
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// Read all the data from the file into the buffer
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if ( ReadFile( hFile, pInputFileBuf, dwFileSize, &dwBytesReadIn, NULL ) == FALSE )
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{
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_tprintf(_T("Readfile:%s, error=%s\n"),szAnsiFile_input,strerror(errno));
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goto Ansi2Unicode_Exit;
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}
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// if the amount of data that we read in is different than
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// what the file size is then get out... we didn't read all of the data into the buffer.
|
|
if (dwFileSize != dwBytesReadIn)
|
|
{
|
|
_tprintf(_T("Readfile:%s, error file too big to read into memory\n"),szAnsiFile_input);
|
|
goto Ansi2Unicode_Exit;
|
|
}
|
|
|
|
// check if the input file is already unicode!
|
|
// if it is then just copy the damn file to the new filename!
|
|
if (0xFF == pInputFileBuf[0] && 0xFE == pInputFileBuf[1])
|
|
{
|
|
// file is already unicode!
|
|
if (FALSE == CopyFile((LPCTSTR)szAnsiFile_input,(LPCTSTR)szUnicodeFile_output, FALSE))
|
|
{
|
|
_tprintf(_T("Failed to copy file %s to %s\n"),szAnsiFile_input,szUnicodeFile_output);
|
|
}
|
|
|
|
// we copied the file to the new filename
|
|
// we're done
|
|
goto Ansi2Unicode_Exit;
|
|
}
|
|
|
|
// close handle to file#1
|
|
CloseHandle(hFile);hFile = INVALID_HANDLE_VALUE;
|
|
|
|
|
|
//
|
|
// CREATE OUTPUT FILE
|
|
//
|
|
// Take the ansi string and convert it to unicode
|
|
pwOutputFileBuf = (LPWSTR) MakeWideStrFromAnsi(iCodePage,(LPSTR) pInputFileBuf);
|
|
if(NULL == pwOutputFileBuf)
|
|
{
|
|
_tprintf(_T("Out of memory\n"));
|
|
goto Ansi2Unicode_Exit;
|
|
}
|
|
|
|
// Create a new unicode file
|
|
hFile = CreateFile((LPCTSTR) szUnicodeFile_output, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
|
|
if( hFile == INVALID_HANDLE_VALUE)
|
|
{
|
|
_tprintf(_T("CreateFile:%s,error=0x%x\n"),szUnicodeFile_output,GetLastError());
|
|
goto Ansi2Unicode_Exit;
|
|
}
|
|
|
|
// Write the BOF header to say that this is infact a unicode file
|
|
bOneByte = 0xFF;
|
|
WriteFile(hFile,(LPCVOID) &bOneByte, 1, &dwBytesWritten, NULL);
|
|
bOneByte = 0xFE;
|
|
WriteFile(hFile,(LPCVOID) &bOneByte, 1, &dwBytesWritten, NULL);
|
|
|
|
// Append our data to the file
|
|
if ( WriteFile( hFile, pwOutputFileBuf, wcslen(pwOutputFileBuf) * sizeof(WCHAR), &dwBytesWritten, NULL ) == FALSE )
|
|
{
|
|
_tprintf(_T("WriteFile:%s,error=%s\n"),szUnicodeFile_output,strerror(errno));
|
|
goto Ansi2Unicode_Exit;
|
|
}
|
|
|
|
// SUCCESS
|
|
iReturn = TRUE;
|
|
|
|
Ansi2Unicode_Exit:
|
|
if (INVALID_HANDLE_VALUE != hFile)
|
|
{CloseHandle(hFile);hFile = INVALID_HANDLE_VALUE;}
|
|
if (pInputFileBuf)
|
|
{free(pInputFileBuf);pInputFileBuf=NULL;}
|
|
if (pwOutputFileBuf)
|
|
{GlobalFree(pwOutputFileBuf);pwOutputFileBuf=NULL;}
|
|
return iReturn;
|
|
}
|
|
|
|
|
|
// returns 2 if the file is unicode
|
|
// returns 1 if the file is not unicode
|
|
// returns 0 on error
|
|
int IsFileUnicode(TCHAR * szFile_input)
|
|
{
|
|
int iReturn = 0;
|
|
HANDLE hFile = INVALID_HANDLE_VALUE;
|
|
DWORD dwBytesToRead = 2;
|
|
unsigned char *pInputFileBuf = NULL;
|
|
DWORD dwBytesReadIn = 0;
|
|
|
|
//
|
|
// READ INPUT FILE
|
|
//
|
|
// open the input file with read access
|
|
//
|
|
hFile = CreateFile((LPCTSTR) szFile_input, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
|
|
if( hFile == INVALID_HANDLE_VALUE)
|
|
{
|
|
_tprintf(_T("Unable to open input file:%s,err=0x%x\n"),szFile_input,GetLastError());
|
|
goto IsFileUnicode_Exit;
|
|
}
|
|
|
|
// allocate the memory the size of the file
|
|
if ( ( pInputFileBuf = (unsigned char *) malloc( (size_t) dwBytesToRead) ) == NULL )
|
|
{
|
|
_tprintf(_T("Out of memory\n"));
|
|
goto IsFileUnicode_Exit;
|
|
}
|
|
|
|
// clear buffer we just created
|
|
memset(pInputFileBuf, 0, dwBytesToRead);
|
|
|
|
// Read all the data from the file into the buffer
|
|
if ( ReadFile( hFile, pInputFileBuf, dwBytesToRead, &dwBytesReadIn, NULL ) == FALSE )
|
|
{
|
|
_tprintf(_T("Readfile:%s, error=%s\n"),szFile_input,strerror(errno));
|
|
goto IsFileUnicode_Exit;
|
|
}
|
|
|
|
// if the amount of data that we read in is different than
|
|
// what the file size is then get out... we didn't read all of the data into the buffer.
|
|
if (dwBytesToRead != dwBytesReadIn)
|
|
{
|
|
_tprintf(_T("Readfile:%s, error file too big to read into memory\n"),szFile_input);
|
|
goto IsFileUnicode_Exit;
|
|
}
|
|
|
|
// check if the input file is unicode
|
|
iReturn = 1;
|
|
if (0xFF == pInputFileBuf[0] && 0xFE == pInputFileBuf[1])
|
|
{
|
|
iReturn = 2;
|
|
}
|
|
|
|
IsFileUnicode_Exit:
|
|
if (INVALID_HANDLE_VALUE != hFile)
|
|
{CloseHandle(hFile);hFile = INVALID_HANDLE_VALUE;}
|
|
if (pInputFileBuf)
|
|
{free(pInputFileBuf);pInputFileBuf=NULL;}
|
|
return iReturn;
|
|
}
|
|
|
|
|
|
int StripControlZfromUnicodeFile(TCHAR * szFile_input,TCHAR * szFile_output)
|
|
{
|
|
// open the input file
|
|
// if it's unicode, then see if it ends with a control Z
|
|
int iReturn = 0;
|
|
HANDLE hFile = INVALID_HANDLE_VALUE;
|
|
DWORD dwFileSize = 0;
|
|
unsigned char *pInputFileBuf = NULL;
|
|
DWORD dwBytesReadIn = 0;
|
|
int iFileIsUnicode = FALSE;
|
|
int iWeNeedMakeChange = FALSE;
|
|
|
|
//
|
|
// READ INPUT FILE
|
|
//
|
|
// open the input file with read access
|
|
//
|
|
hFile = CreateFile((LPCTSTR) szFile_input, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
|
|
if( hFile == INVALID_HANDLE_VALUE)
|
|
{
|
|
_tprintf(_T("Unable to open input file:%s,err=0x%x\n"),szFile_input,GetLastError());
|
|
goto StripControlZfromUnicodeFile_Exit;
|
|
}
|
|
|
|
// getfile size so we know how much memory we should allocate
|
|
dwFileSize = GetFileSize(hFile, NULL);
|
|
if (dwFileSize == 0)
|
|
{
|
|
_tprintf(_T("input file:%s is empty\n"),szFile_input);
|
|
goto StripControlZfromUnicodeFile_Exit;
|
|
}
|
|
|
|
// allocate the memory the size of the file
|
|
if ( ( pInputFileBuf = (unsigned char *) malloc( (size_t) dwFileSize + 1 ) ) == NULL )
|
|
{
|
|
_tprintf(_T("Out of memory\n"));
|
|
goto StripControlZfromUnicodeFile_Exit;
|
|
}
|
|
|
|
// clear buffer we just created
|
|
memset(pInputFileBuf, 0, dwFileSize + 1);
|
|
|
|
// Read all the data from the file into the buffer
|
|
if ( ReadFile( hFile, pInputFileBuf, dwFileSize, &dwBytesReadIn, NULL ) == FALSE )
|
|
{
|
|
_tprintf(_T("Readfile:%s, error=%s\n"),szFile_input,strerror(errno));
|
|
goto StripControlZfromUnicodeFile_Exit;
|
|
}
|
|
|
|
// if the amount of data that we read in is different than
|
|
// what the file size is then get out... we didn't read all of the data into the buffer.
|
|
if (dwFileSize != dwBytesReadIn)
|
|
{
|
|
_tprintf(_T("Readfile:%s, error file too big to read into memory\n"),szFile_input);
|
|
goto StripControlZfromUnicodeFile_Exit;
|
|
}
|
|
|
|
// check if the input file is unicode
|
|
if (0xFF == pInputFileBuf[0] && 0xFE == pInputFileBuf[1])
|
|
{
|
|
iFileIsUnicode = TRUE;
|
|
}
|
|
|
|
// close the file we opened
|
|
CloseHandle(hFile);hFile = INVALID_HANDLE_VALUE;
|
|
|
|
// open file #2
|
|
|
|
if (TRUE == iFileIsUnicode)
|
|
{
|
|
// Check if it has a control-z at the end
|
|
if (0x1A == pInputFileBuf[dwFileSize])
|
|
{
|
|
pInputFileBuf[dwFileSize] = 0x0;
|
|
iWeNeedMakeChange = TRUE;
|
|
}
|
|
if (0x1A == pInputFileBuf[dwFileSize-1])
|
|
{
|
|
pInputFileBuf[dwFileSize-1] = 0x0;
|
|
iWeNeedMakeChange = TRUE;
|
|
}
|
|
}
|
|
|
|
if (TRUE == iWeNeedMakeChange)
|
|
{
|
|
DWORD dwBytesWritten = 0;
|
|
|
|
// Create a new unicode file
|
|
hFile = CreateFile((LPCTSTR) szFile_output, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
|
|
if( hFile == INVALID_HANDLE_VALUE)
|
|
{
|
|
_tprintf(_T("CreateFile:%s,error=0x%x\n"),szFile_output,GetLastError());
|
|
goto StripControlZfromUnicodeFile_Exit;
|
|
}
|
|
// write the file out that we fixed
|
|
//
|
|
// we have to minus out one byte here
|
|
//
|
|
// before:
|
|
// 00 0D 00 0A 00 1A
|
|
//
|
|
// after
|
|
// 00 0D 00 0A 00
|
|
//
|
|
if ( WriteFile( hFile, pInputFileBuf, dwBytesReadIn-1, &dwBytesWritten, NULL ) == FALSE )
|
|
{
|
|
_tprintf(_T("WriteFile:%s,error=%s\n"),szFile_output,strerror(errno));
|
|
goto StripControlZfromUnicodeFile_Exit;
|
|
}
|
|
|
|
// return 1 to say that we had to strip of the control-z
|
|
// from the end of the file
|
|
iReturn = 1;
|
|
}
|
|
else
|
|
{
|
|
// just open the file over to the new filename
|
|
if (FALSE == CopyFile((LPCTSTR)szFile_input,(LPCTSTR)szFile_output, FALSE))
|
|
{
|
|
_tprintf(_T("Failed to copy file %s to %s\n"),szFile_input,szFile_output);
|
|
}
|
|
}
|
|
|
|
|
|
StripControlZfromUnicodeFile_Exit:
|
|
if (INVALID_HANDLE_VALUE != hFile)
|
|
{CloseHandle(hFile);hFile = INVALID_HANDLE_VALUE;}
|
|
if (pInputFileBuf)
|
|
{free(pInputFileBuf);pInputFileBuf=NULL;}
|
|
|
|
return iReturn;
|
|
}
|