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/* $Id: $ */
/** @file
* Test program for some NtQueryInformationFile functionality.
*/
/*
* Copyright (c) 2007-2010 knut st. osmundsen <bird-kBuild-spamx@anduin.net>
*
* This file is part of kBuild.
*
* kBuild is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* kBuild is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with kBuild. If not, see <http://www.gnu.org/licenses/>
*
*/
#include <stdio.h>
#include <Windows.h>
typedef enum _FILE_INFORMATION_CLASS {
FileDirectoryInformation = 1,
FileFullDirectoryInformation, // 2
FileBothDirectoryInformation, // 3
FileBasicInformation, // 4 wdm
FileStandardInformation, // 5 wdm
FileInternalInformation, // 6
FileEaInformation, // 7
FileAccessInformation, // 8
FileNameInformation, // 9
FileRenameInformation, // 10
FileLinkInformation, // 11
FileNamesInformation, // 12
FileDispositionInformation, // 13
FilePositionInformation, // 14 wdm
FileFullEaInformation, // 15
FileModeInformation, // 16
FileAlignmentInformation, // 17
FileAllInformation, // 18
FileAllocationInformation, // 19
FileEndOfFileInformation, // 20 wdm
FileAlternateNameInformation, // 21
FileStreamInformation, // 22
FilePipeInformation, // 23
FilePipeLocalInformation, // 24
FilePipeRemoteInformation, // 25
FileMailslotQueryInformation, // 26
FileMailslotSetInformation, // 27
FileCompressionInformation, // 28
FileObjectIdInformation, // 29
FileCompletionInformation, // 30
FileMoveClusterInformation, // 31
FileQuotaInformation, // 32
FileReparsePointInformation, // 33
FileNetworkOpenInformation, // 34
FileAttributeTagInformation, // 35
FileTrackingInformation, // 36
FileIdBothDirectoryInformation, // 37
FileIdFullDirectoryInformation, // 38
FileMaximumInformation
} FILE_INFORMATION_CLASS, *PFILE_INFORMATION_CLASS;
typedef struct _FILE_NAME_INFORMATION
{
ULONG FileNameLength;
WCHAR FileName[1];
} FILE_NAME_INFORMATION, *PFILE_NAME_INFORMATION;
typedef LONG NTSTATUS;
typedef struct _IO_STATUS_BLOCK
{
union
{
NTSTATUS Status;
PVOID Pointer;
};
ULONG_PTR Information;
} IO_STATUS_BLOCK, *PIO_STATUS_BLOCK;
NTSYSAPI
NTSTATUS
NTAPI
NtQueryInformationFile(HANDLE FileHandle, PIO_STATUS_BLOCK IoStatusBlock, PVOID FileInformation,
ULONG Length, FILE_INFORMATION_CLASS FileInformationClass);
int main(int argc, char **argv)
{
int rc = 0;
int i;
NTSTATUS (NTAPI *pfnNtQueryInformationFile)(HANDLE FileHandle, PIO_STATUS_BLOCK IoStatusBlock, PVOID FileInformation,
ULONG Length, FILE_INFORMATION_CLASS FileInformationClass);
pfnNtQueryInformationFile = GetProcAddress(LoadLibrary("ntdll.dll"), "NtQueryInformationFile");
for (i = 1; i < argc; i++)
{
HANDLE hFile = CreateFile(argv[i],
GENERIC_READ,
FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
NULL,
OPEN_EXISTING,
FILE_FLAG_BACKUP_SEMANTICS,
NULL);
if (hFile)
{
long rcNt;
char abBuf[4096];
IO_STATUS_BLOCK Ios;
memset(abBuf, 0, sizeof(abBuf));
memset(&Ios, 0, sizeof(Ios));
rcNt = pfnNtQueryInformationFile(hFile, &Ios, abBuf, sizeof(abBuf), FileNameInformation);
if (rcNt >= 0)
{
PFILE_NAME_INFORMATION pFileNameInfo = (PFILE_NAME_INFORMATION)abBuf;
printf("#%d: %s - rcNt=%#x - FileNameInformation:\n"
" FileName: %ls\n"
" FileNameLength: %lu\n",
i, argv[i], rcNt,
pFileNameInfo->FileName,
pFileNameInfo->FileNameLength
);
}
else
printf("#%d: %s - rcNt=%#x - FileNameInformation!\n", i, argv[i], rcNt);
CloseHandle(hFile);
}
else
{
printf("#%d: %s - open failed, last error %d\n", i, argv[i], GetLastError());
rc = 1;
}
}
return rc;
}
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