oleaut32: Allow typelib filenames longer than MAX_PATH.

This commit is contained in:
Andrew Eikum 2015-03-23 09:56:58 -05:00 committed by Alexandre Julliard
parent 5e5adcffb5
commit 4a7b5856da
1 changed files with 16 additions and 7 deletions

View File

@ -3353,18 +3353,27 @@ static HRESULT TLB_ReadTypeLib(LPCWSTR pszFileName, LPWSTR pszPath, UINT cchPath
h = CreateFileW(pszPath, GENERIC_READ, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if(h != INVALID_HANDLE_VALUE){
FILE_NAME_INFORMATION *info;
char data[MAX_PATH * sizeof(WCHAR) + sizeof(info->FileNameLength)];
FILE_NAME_INFORMATION size_info;
BOOL br;
info = (FILE_NAME_INFORMATION*)data;
/* GetFileInformationByHandleEx returns the path of the file without
* WOW64 redirection */
br = GetFileInformationByHandleEx(h, FileNameInfo, data, sizeof(data));
if(br){
info->FileName[info->FileNameLength / sizeof(WCHAR)] = 0;
lstrcpynW(pszPath + 2, info->FileName, cchPath - 2);
br = GetFileInformationByHandleEx(h, FileNameInfo, &size_info, sizeof(size_info));
if(br || GetLastError() == ERROR_MORE_DATA){
FILE_NAME_INFORMATION *info;
DWORD size = sizeof(*info) + size_info.FileNameLength + sizeof(WCHAR);
info = HeapAlloc(GetProcessHeap(), 0, size);
br = GetFileInformationByHandleEx(h, FileNameInfo, info, size);
if(br){
info->FileName[info->FileNameLength / sizeof(WCHAR)] = 0;
lstrcpynW(pszPath + 2, info->FileName, cchPath - 2);
}
HeapFree(GetProcessHeap(), 0, info);
}
CloseHandle(h);
}