[C/C++] FILE_DISPOSITION_INFORMATION structure.

Using FILE_DISPOSITION_INFORMATION structure to delete file. 
 

#include <windows.h>
#include <ntdll.h>

int WINAPI iWinMain() {
#ifdef _WIN64
    LPWSTR captionMsg = L"64-bit Application";
#else
    LPWSTR captionMsg = L"32-bit Application";
#endif
    LPWSTR finishedMsg = L"Failed!";

    FILE_DISPOSITION_INFORMATION dispositionInfo;

    HANDLE    FileHandle;
    OBJECT_ATTRIBUTES ObjectAttributes;
    UNICODE_STRING      ObjectName;
    IO_STATUS_BLOCK     IoStatusBlock;

    RtlInitUnicodeString(&ObjectName, L"\\??\\c:\\test.txt");
    InitializeObjectAttributes(
        &ObjectAttributes,
        &ObjectName,
        OBJ_CASE_INSENSITIVE,
        NULL,
        NULL);

    if (NtOpenFile(
                &FileHandle,
                GENERIC_ALL,
                &ObjectAttributes,
                &IoStatusBlock,
                FILE_SHARE_DELETE,
                0) == STATUS_SUCCESS) {

        dispositionInfo.DeleteFile = TRUE;

        if (NtSetInformationFile(
                    FileHandle,
                    &IoStatusBlock,
                    &dispositionInfo,
                    sizeof(FILE_DISPOSITION_INFORMATION),
                    FileDispositionInformation) == STATUS_SUCCESS) {

            if (NtClose(FileHandle) == STATUS_SUCCESS) {
                MessageBoxW(
                    NULL,
                    L"Done...\nFile:\"C:\\test.txt\" deleted.",
                    captionMsg,
                    MB_ICONINFORMATION);
                finishedMsg = L"Finished!";
            }
        }
    }

    MessageBoxW(
        NULL,
        finishedMsg,
        captionMsg,
        MB_ICONINFORMATION);
    return 0;
}

Source:
http://www.mediafire.com/download/31cbw6onfxzr7am/FileDispositionInformation.rar