src/kmk/w32/tstFileInfo.c

   1 /* $Id: $ */
   2 /** @file
   3  * Test program for some NtQueryInformationFile functionality.
   4  */
   5
   6 /*
   7  * Copyright (c) 2007-2009 knut st. osmundsen <bird-kBuild-spamix@anduin.net>
   8  *
   9  * This file is part of kBuild.
  10  *
  11  * kBuild is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 3 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * kBuild is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with kBuild.  If not, see <http://www.gnu.org/licenses/>
  23  *
  24  */
  25
  26
  27
  28 #include <stdio.h>
  29 #include <Windows.h>
  30
  31 typedef enum _FILE_INFORMATION_CLASS {
  32     FileDirectoryInformation       = 1,
  33     FileFullDirectoryInformation,   // 2
  34     FileBothDirectoryInformation,   // 3
  35     FileBasicInformation,           // 4  wdm
  36     FileStandardInformation,        // 5  wdm
  37     FileInternalInformation,        // 6
  38     FileEaInformation,              // 7
  39     FileAccessInformation,          // 8
  40     FileNameInformation,            // 9
  41     FileRenameInformation,          // 10
  42     FileLinkInformation,            // 11
  43     FileNamesInformation,           // 12
  44     FileDispositionInformation,     // 13
  45     FilePositionInformation,        // 14 wdm
  46     FileFullEaInformation,          // 15
  47     FileModeInformation,            // 16
  48     FileAlignmentInformation,       // 17
  49     FileAllInformation,             // 18
  50     FileAllocationInformation,      // 19
  51     FileEndOfFileInformation,       // 20 wdm
  52     FileAlternateNameInformation,   // 21
  53     FileStreamInformation,          // 22
  54     FilePipeInformation,            // 23
  55     FilePipeLocalInformation,       // 24
  56     FilePipeRemoteInformation,      // 25
  57     FileMailslotQueryInformation,   // 26
  58     FileMailslotSetInformation,     // 27
  59     FileCompressionInformation,     // 28
  60     FileObjectIdInformation,        // 29
  61     FileCompletionInformation,      // 30
  62     FileMoveClusterInformation,     // 31
  63     FileQuotaInformation,           // 32
  64     FileReparsePointInformation,    // 33
  65     FileNetworkOpenInformation,     // 34
  66     FileAttributeTagInformation,    // 35
  67     FileTrackingInformation,        // 36
  68     FileIdBothDirectoryInformation, // 37
  69     FileIdFullDirectoryInformation, // 38
  70     FileMaximumInformation
  71 } FILE_INFORMATION_CLASS, *PFILE_INFORMATION_CLASS;
  72
  73 typedef struct _FILE_NAME_INFORMATION
  74 {
  75     ULONG FileNameLength;
  76     WCHAR FileName[1];
  77 } FILE_NAME_INFORMATION, *PFILE_NAME_INFORMATION;
  78
  79 typedef LONG NTSTATUS;
  80
  81 typedef struct _IO_STATUS_BLOCK
  82 {
  83     union
  84     {
  85         NTSTATUS Status;
  86         PVOID Pointer;
  87     };
  88     ULONG_PTR Information;
  89 } IO_STATUS_BLOCK, *PIO_STATUS_BLOCK;
  90
  91 NTSYSAPI
  92 NTSTATUS
  93 NTAPI
  94 NtQueryInformationFile(HANDLE FileHandle, PIO_STATUS_BLOCK IoStatusBlock, PVOID FileInformation,
  95                        ULONG Length, FILE_INFORMATION_CLASS FileInformationClass);
  96
  97
  98
  99 int main(int argc, char **argv)
 100 {
 101     int rc = 0;
 102     int i;
 103
 104     NTSTATUS (NTAPI *pfnNtQueryInformationFile)(HANDLE FileHandle, PIO_STATUS_BLOCK IoStatusBlock, PVOID FileInformation,
 105                                                 ULONG Length, FILE_INFORMATION_CLASS FileInformationClass);
 106
 107     pfnNtQueryInformationFile = GetProcAddress(LoadLibrary("ntdll.dll"), "NtQueryInformationFile");
 108
 109     for (i = 1; i < argc; i++)
 110     {
 111         HANDLE hFile = CreateFile(argv[i],
 112                                   GENERIC_READ,
 113                                   FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
 114                                   NULL,
 115                                   OPEN_EXISTING,
 116                                   FILE_FLAG_BACKUP_SEMANTICS,
 117                                   NULL);
 118         if (hFile)
 119         {
 120             long rcNt;
 121             char abBuf[4096];
 122             IO_STATUS_BLOCK Ios;
 123
 124             memset(abBuf, 0, sizeof(abBuf));
 125             memset(&Ios, 0, sizeof(Ios));
 126             rcNt = pfnNtQueryInformationFile(hFile, &Ios, abBuf, sizeof(abBuf), FileNameInformation);
 127             if (rcNt >= 0)
 128             {
 129                 PFILE_NAME_INFORMATION pFileNameInfo = (PFILE_NAME_INFORMATION)abBuf;
 130                 printf("#%d: %s - rcNt=%#x - FileNameInformation:\n"
 131                        "        FileName: %ls\n"
 132                        "  FileNameLength: %lu\n",
 133                        i, argv[i], rcNt,
 134                        pFileNameInfo->FileName,
 135                        pFileNameInfo->FileNameLength
 136                        );
 137             }
 138             else
 139                 printf("#%d: %s - rcNt=%#x - FileNameInformation!\n", i, argv[i], rcNt);
 140
 141             CloseHandle(hFile);
 142         }
 143         else
 144         {
 145             printf("#%d: %s - open failed, last error %d\n", i, argv[i], GetLastError());
 146             rc = 1;
 147         }
 148     }
 149     return rc;
 150 }
 151