/** Modifies the wininit.ini file to rename / delete a file.
*
* @param prevName The previous / current name of the file.
* @param newName The new name to move the file to. If NULL, the current file
* will be deleted.
*/
void RenameViaWininit(const TCHAR* prevName, const TCHAR* newName)
{
static char szRenameLine[1024];
static TCHAR wininit[1024];
static TCHAR tmpbuf[1024];
int cchRenameLine;
LPCSTR szRenameSec = "[Rename]\r\n"; // rename section marker
HANDLE hfile;
DWORD dwFileSize;
SIZE_T dwBytes;
DWORD dwRenameLinePos;
char *pszWinInit; // Contains the file contents of wininit.ini
int spn; // length of the short path name in TCHARs.
lstrcpy(tmpbuf, _T("NUL"));
if (newName) {
// create the file if it's not already there to prevent GetShortPathName from failing
CloseHandle(myOpenFile(newName,0,CREATE_NEW));
spn = GetShortPathName(newName,tmpbuf,1024);
if (!spn || spn > 1024)
return;
}
// wininit is used as a temporary here
spn = GetShortPathName(prevName,wininit,1024);
if (!spn || spn > 1024)
return;
#ifdef _UNICODE
cchRenameLine = wsprintfA(szRenameLine, "%ls=l%s\r\n", tmpbuf, wininit);
#else
cchRenameLine = wsprintfA(szRenameLine, "%s=%s\r\n", tmpbuf, wininit);
#endif
// Get the path to the wininit.ini file.
GetWindowsDirectory(wininit, 1024-16);
lstrcat(wininit, _T("\\wininit.ini"));
hfile = myOpenFile(wininit, GENERIC_READ | GENERIC_WRITE, OPEN_ALWAYS);
if (hfile != INVALID_HANDLE_VALUE)
{
// We are now working on the Windows wininit file
dwFileSize = GetFileSize(hfile, NULL);
pszWinInit = (char*) GlobalAlloc(GPTR, dwFileSize + cchRenameLine + 10);
if (pszWinInit != NULL)
{
if (ReadFile(hfile, pszWinInit, dwFileSize, &dwBytes, NULL) && dwFileSize == dwBytes)
{
// Look for the rename section in the current file.
LPSTR pszRenameSecInFile = mystrstriA(pszWinInit, szRenameSec);
if (pszRenameSecInFile == NULL)
{
// No rename section. So we add it to the end of file.
lstrcpyA(pszWinInit+dwFileSize, szRenameSec);
dwFileSize += 10;
dwRenameLinePos = dwFileSize;
}
else
{
// There is a rename section, but is there another section after it?
char *pszFirstRenameLine = pszRenameSecInFile+10;
char *pszNextSec = mystrstriA(pszFirstRenameLine,"\n[");
if (pszNextSec)
{
char *p = pszWinInit + dwFileSize;
char *pEnd = pszWinInit + dwFileSize + cchRenameLine;
while (p > pszNextSec)
{
*pEnd-- = *p--;
}
dwRenameLinePos = pszNextSec - pszWinInit + 1; // +1 for the \n
}
// rename section is last, stick item at end of file
else dwRenameLinePos = dwFileSize;
}
mini_memcpy(&pszWinInit[dwRenameLinePos], szRenameLine, cchRenameLine);
dwFileSize += cchRenameLine;
SetFilePointer(hfile, 0, NULL, FILE_BEGIN);
WriteFile(hfile, pszWinInit, dwFileSize, &dwBytes, NULL);
GlobalFree(pszWinInit);
}
}
CloseHandle(hfile);
}
}
/** Modifies the wininit.ini file to rename / delete a file.
*
* @param prevName The previous / current name of the file.
* @param newName The new name to move the file to. If NULL, the current file
* will be deleted.
*/
void RenameViaWininit(TCHAR* prevName, TCHAR* newName)
{
static char szRenameLine[1024];
static TCHAR wininit[1024];
static TCHAR tmpbuf[1024];
#ifdef _UNICODE
static char shortExisting[1024];
static char shortNew[1024];
#endif
int cchRenameLine;
static const char szRenameSec[] = "[Rename]\r\n"; // rename section marker
HANDLE hfile;
DWORD dwFileSize;
DWORD dwBytes;
DWORD dwRenameLinePos;
char *pszWinInit; // Contains the file contents of wininit.ini
int spn; // length of the short path name in TCHARs.
lstrcpy(tmpbuf, _T("NUL"));
if (newName) {
// create the file if it's not already there to prevent GetShortPathName from failing
CloseHandle(myOpenFile(newName,0,CREATE_NEW));
spn = GetShortPathName(newName,tmpbuf,1024);
if (!spn || spn > 1024)
return;
}
// wininit is used as a temporary here
spn = GetShortPathName(prevName,wininit,1024);
if (!spn || spn > 1024)
return;
// Because wininit.ini is an ASCII text file, we need to be careful what we
// convert here to TCHARs.
#ifdef _UNICODE
// The short name produced by GetShortPathName is always in the ASCII range
// of characters.
// Convert short name of new name to ANSI
if (WideCharToMultiByte(CP_ACP, 0, tmpbuf, -1, shortNew, sizeof(shortNew), NULL, NULL) == 0)
{
// We have a failure in conversion to ANSI
return;
}
// Convert short name of old name to ANSI
if (WideCharToMultiByte(CP_ACP, 0, wininit, -1, shortExisting, sizeof(shortExisting), NULL, NULL) == 0)
{
// We have a failure in conversion to ANSI
return;
}
cchRenameLine = wsprintfA(szRenameLine, "%s=%s\r\n", shortNew, shortExisting);
#else
cchRenameLine = wsprintfA(szRenameLine, "%s=%s\r\n", tmpbuf, wininit);
#endif
// Get the path to the wininit.ini file.
GetWindowsDirectory(wininit, 1024-16);
lstrcat(wininit, _T("\\wininit.ini"));
hfile = myOpenFile(wininit, GENERIC_READ | GENERIC_WRITE, OPEN_ALWAYS);
if (hfile != INVALID_HANDLE_VALUE)
{
// We are now working on the Windows wininit file
dwFileSize = GetFileSize(hfile, NULL);
pszWinInit = (char*) GlobalAlloc(GPTR, dwFileSize + cchRenameLine + 10);
if (pszWinInit != NULL)
{
if (ReadFile(hfile, pszWinInit, dwFileSize, &dwBytes, NULL) && dwFileSize == dwBytes)
{
// Look for the rename section in the current file.
LPSTR pszRenameSecInFile = mystrstriA(pszWinInit, szRenameSec);
if (pszRenameSecInFile == NULL)
{
// No rename section. So we add it to the end of file.
lstrcpyA(pszWinInit+dwFileSize, szRenameSec);
dwFileSize += 10;
dwRenameLinePos = dwFileSize;
}
else
{
// There is a rename section, but is there another section after it?
char *pszFirstRenameLine = pszRenameSecInFile+10;
char *pszNextSec = mystrstriA(pszFirstRenameLine,"\n[");
if (pszNextSec)
{
char *p = pszWinInit + dwFileSize;
char *pEnd = pszWinInit + dwFileSize + cchRenameLine;
while (p > pszNextSec)
{
*pEnd-- = *p--;
}
dwRenameLinePos = pszNextSec - pszWinInit + 1; // +1 for the \n
}
// rename section is last, stick item at end of file
else dwRenameLinePos = dwFileSize;
}
mini_memcpy(&pszWinInit[dwRenameLinePos], szRenameLine, cchRenameLine);
dwFileSize += cchRenameLine;
SetFilePointer(hfile, 0, NULL, FILE_BEGIN);
WriteFile(hfile, pszWinInit, dwFileSize, &dwBytes, NULL);
GlobalFree(pszWinInit);
}
}
CloseHandle(hfile);
}
}