__declspec(dllexport) DWORD WINAPI GetFinalPathNameByHandle3(
HANDLE hFile,
LPTSTR lpszFilePath,
DWORD cchFilePath,
DWORD dwFlags
){
FILE_BOTH_DIR_INFORMATION xx;
BYTE *u8_Buffer = NULL;
DWORD result = 0, eee = 0x80, sz, dsz,sz2 ,errorno = 0, fff = 0x80;
wchar_t *szTemp = 0, *szTemp2 = 0,*szTemp4 = 0,*szTemp5 = 0;
wchar_t *lfn = 0, *p;
int i, j, r, tmpKind = dwFlags & 7;
if(dwFlags & VOLUME_NAME_GUID) tmpKind = VOLUME_NAME_DOS;
if (hFile == INVALID_HANDLE_VALUE || hFile == ((HANDLE)(LONG_PTR)0)) {
errorno = ERROR_INVALID_HANDLE;
goto error;
}
if ((dwFlags>15) || ((dwFlags&VOLUME_NAME_NONE)
&&(dwFlags&(VOLUME_NAME_NT|VOLUME_NAME_GUID)))) {
errorno = ERROR_INVALID_PARAMETER;
goto error;
}
u8_Buffer=(BYTE*)HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,eee);
do{
// NtQueryObject(hFile, ObjectNameInformation, u8_Buffer, eee, &j);
_asm{
lea eax,j
push eax
push eee
push u8_Buffer
push ObjectNameInformation
push hFile
call GP2
mov i,eax
}
if(i & 0x80000000) {
eee<<=1;
u8_Buffer =(BYTE*)HeapReAlloc(GetProcessHeap(),0,u8_Buffer ,eee);
} else{
eee=j;
break;
}
}while((i & 0x80000000) && (eee < 0x8000));
if(i & 0x800000000) {
errorno = ERROR_INVALID_HANDLE;
goto error;
}
UNICODE_STRING *u = (UNICODE_STRING*)u8_Buffer;
dsz = GetLogicalDriveStrings(0,szTemp)*2;
szTemp = (wchar_t*)HeapAlloc(GetProcessHeap()
,HEAP_ZERO_MEMORY,dsz);
if (GetLogicalDriveStrings(dsz, szTemp)){
lfn = (wchar_t*)HeapAlloc(GetProcessHeap()
,HEAP_ZERO_MEMORY,1024);
p=szTemp;
if (result = ffx(L"\\Device\\Mup", u->Buffer, L"\\\\?\\UNC"
,VOLUME_NAME_DOS, 1024,lfn)){
} else if (result = ffx(L"\\Device\\LanmanRedirector"
, u->Buffer, L"\\\\?\\UNC",VOLUME_NAME_DOS, 1024,lfn)){
} else do{
p[2]=0;
szTemp2 = (wchar_t*)HeapAlloc(GetProcessHeap()
,HEAP_ZERO_MEMORY,fff);//Aloc4
if(szTemp2){
do{
r = QueryDosDeviceW(p,szTemp2, fff);
if(r==0) {
fff<<=1;
szTemp2 =(wchar_t*)HeapReAlloc(GetProcessHeap()
,0,szTemp2 ,fff);
if(fff >0x8000){
errorno = ERROR_NOT_ENOUGH_MEMORY;
result = 0;
goto error;
}
}
}while(r==0);
if (result = ffx(szTemp2, u->Buffer, p,VOLUME_NAME_DOS
, eee,lfn)){
HeapFree(GetProcessHeap(),0,szTemp2); ///Free4
szTemp2 = 0;
break;
}
HeapFree(GetProcessHeap(),0,szTemp2);
szTemp2 = 0;
}
p+=4;
}while(*p);
if(*p==0){
errorno = ERROR_INVALID_PARAMETER;
goto error;
}
int pz = 0;
if(!wcsncmp(lfn,L"\\\\?\\UNC",7)) {
pz = 6;
} else if(!wcsncmp(lfn,L"\\\\.\\",4)) {
pz = 4;
}
lstrcpyW(lfn,lfn+pz);
if(pz == 6){
*lfn = '\\';
}
sz = GetLongPathNameW(lfn, 0, 0)*2;
sz2 = GetCurrentDirectoryW(0,lfn)*2;
if (sz < sz2) {sz= sz2;}
sz+= 128;
if (sz < 1024) {sz= 1024;}
szTemp4 = (wchar_t*)HeapAlloc(GetProcessHeap()
,HEAP_ZERO_MEMORY,sz);
szTemp5 = (wchar_t*)HeapAlloc(GetProcessHeap()
,HEAP_ZERO_MEMORY,sz);
if( (dwFlags & FILE_NAME_OPENED)==0) {
GetLongPathNameW(lfn,szTemp4, sz);
int k = (lstrlenW(szTemp4)-lstrlenW(lfn))*2;
if(k > 0) {
if(*(int*)lfn == 0x5c005c){
lstrcpyW(szTemp4,szTemp4 + 1);
lstrcpyW(lfn,lfn + 1);
} else if(dwFlags & (VOLUME_NAME_NONE | VOLUME_NAME_NT)) {
lstrcpyW(szTemp4,szTemp4 + 2);
lstrcpyW(lfn,lfn + 2);
}
u =(UNICODE_STRING *)HeapReAlloc(GetProcessHeap()
,0,u8_Buffer ,eee + k); ///Aloc
u->MaximumLength += k;
u->Buffer = (PWSTR)u+4;
u8_Buffer =(BYTE*)u;
}
} else {
if(dwFlags & (VOLUME_NAME_NONE | VOLUME_NAME_NT)) {
lstrcpyW(lfn,lfn + 2);
}
lstrcpyW(szTemp4, lfn);
}
// printf("LFN1:%ws\n",szTemp4);
// printf("LFN2:%ws\n",lfn);
if(tmpKind == VOLUME_NAME_NT && *szTemp4) {
p = wcsstr(u->Buffer, lfn);
if(p) {
lstrcpyW(p,szTemp4);
}
lstrcpyW(szTemp5,u->Buffer);
goto success;
} else {
szTemp2 = (wchar_t*)HeapAlloc(GetProcessHeap()
,HEAP_ZERO_MEMORY,fff);
GetLogicalDriveStrings(dsz, szTemp);
p=szTemp;
do{
int r;
p[2]=0;
do{
r = QueryDosDeviceW(p,szTemp2, fff);
if(r==0) {
fff<<=1;
szTemp2 =(wchar_t*)HeapReAlloc(GetProcessHeap()
,0,szTemp2 ,fff);
if(fff >0x8000){
errorno = ERROR_NOT_ENOUGH_MEMORY;
result = 0;
goto error;
}
}
}while(r==0);
SetLastError(0);
if (result = ffx(szTemp2, u->Buffer, p,tmpKind, sz
,szTemp5)){
p=wcsstr(szTemp5, lfn);
if(!lstrcmpW(p, lfn)){
lstrcpy(p, szTemp4);
}
if(dwFlags & VOLUME_NAME_GUID) {
lstrcpyW(szTemp4+1, szTemp5);
*szTemp4=szTemp4[4];
szTemp4[4]=0;
GetVolumeNameForVolumeMountPointW(szTemp4+1
,szTemp5,sz);
szTemp4[4]=*szTemp4;
lstrcatW(szTemp5,szTemp4+4);
goto success;
}
if((dwFlags & 7)==0) {
lstrlcpyW(szTemp5,4);
*(int*)szTemp5=0x5c005c;
*(int*)(szTemp5+2)=0x5c003f;
}
goto success;
}
p+=4;
}while(*p);
if(dwFlags & VOLUME_NAME_GUID) {
errorno = ERROR_PATH_NOT_FOUND;
goto error;
}
SetLastError(0);
if (result = ffx(L"\\Device\\Mup", u->Buffer,
L"\\\\?\\UNC",tmpKind,sz ,szTemp5)){
p=wcsstr(szTemp5, lfn);
if(!lstrcmpW(p, lfn)){
lstrcpy(p, szTemp4);
}
goto success;
}
if (result = ffx(L"\\Device\\LanmanRedirector", u->Buffer
, L"\\\\?\\UNC",tmpKind,sz,szTemp5)){
p=wcsstr(szTemp5, lfn);
if(!lstrcmpW(p, lfn)){
lstrcpy(p, szTemp4);
}
goto success;
}
}
success:
result = lstrlenW(szTemp5);
if(cchFilePath>= result){
lstrcpyW(lpszFilePath,szTemp5);
if(lfn)
HeapFree(GetProcessHeap(),0,lfn);
if(szTemp)
HeapFree(GetProcessHeap(),0,szTemp);
if(szTemp2)
HeapFree(GetProcessHeap(),0,szTemp2);
if(u8_Buffer)
HeapFree(GetProcessHeap(),0,u8_Buffer);
if(szTemp4)
HeapFree(GetProcessHeap(),0,szTemp4);
if(szTemp5)
HeapFree(GetProcessHeap(),0,szTemp5);
SetLastError(0);
return result;
} else {
errorno = ERROR_NOT_ENOUGH_MEMORY;
}
error:
if(lpszFilePath){
*lpszFilePath = 0;
}
if(lfn)
HeapFree(GetProcessHeap(),0,lfn);//Free3
if(szTemp)
HeapFree(GetProcessHeap(),0,szTemp);
if(szTemp2)
HeapFree(GetProcessHeap(),0,szTemp2);
if(szTemp4)
HeapFree(GetProcessHeap(),0,szTemp4);
if(u8_Buffer)
HeapFree(GetProcessHeap(),0,u8_Buffer);
if(szTemp5)
HeapFree(GetProcessHeap(),0,szTemp5);
SetLastError(errorno);
if(errorno == ERROR_NOT_ENOUGH_MEMORY)
return result;
else
return 0;
} else {
SetLastError(ERROR_INVALID_PARAMETER);
return 0;
}
}
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I think this function : GetFinalPathNameByHandleW
responsible for starting office 2010 , it’s right ?
>>1
No, another request
Thanks for looking into it (o˘◡˘o)