[pschweitzer] 65367: [PARTTEST] Add a dummy application that will open first disk and check first sector for MBR and then will open first partition to check for something known (& not MBR)
10 Nov
2014
10 Nov
'14
6:26 p.m.
Author: pschweitzer
Date: Mon Nov 10 18:26:34 2014
New Revision: 65367
URL: http://svn.reactos.org/svn/reactos?rev=65367&view=rev
Log:
[PARTTEST]
Add a dummy application that will open first disk and check first sector for MBR and then
will open first partition to check for something known (& not MBR)
Added:
trunk/rostests/tests/parttest/
trunk/rostests/tests/parttest/CMakeLists.txt (with props)
trunk/rostests/tests/parttest/parttest.c (with props)
Added: trunk/rostests/tests/parttest/CMakeLists.txt
URL:
http://svn.reactos.org/svn/reactos/trunk/rostests/tests/parttest/CMakeLists…
==============================================================================
--- trunk/rostests/tests/parttest/CMakeLists.txt (added)
+++ trunk/rostests/tests/parttest/CMakeLists.txt [iso-8859-1] Mon Nov 10 18:26:34 2014
@@ -0,0 +1,4 @@
+add_executable(parttest parttest.c)
+set_module_type(parttest win32cui)
+add_importlibs(parttest ntdll msvcrt kernel32)
+add_cd_file(TARGET parttest DESTINATION reactos/bin FOR all)
Propchange: trunk/rostests/tests/parttest/CMakeLists.txt
------------------------------------------------------------------------------
svn:eol-style = native
Added: trunk/rostests/tests/parttest/parttest.c
URL:
http://svn.reactos.org/svn/reactos/trunk/rostests/tests/parttest/parttest.c…
==============================================================================
--- trunk/rostests/tests/parttest/parttest.c (added)
+++ trunk/rostests/tests/parttest/parttest.c [iso-8859-1] Mon Nov 10 18:26:34 2014
@@ -0,0 +1,344 @@
+/*
+ * PROJECT: ReactOS partitions tests/dump
+ * LICENSE: LGPLv2+ - See COPYING.LIB in the top level directory
+ * PURPOSE: Open disk & partition trying to get information about volumes
& MBR
+ * PROGRAMMER: Pierre Schweitzer <pierre(a)reactos.org>
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <winternl.h>
+
+#ifndef NT_SUCCESS
+# define NT_SUCCESS(_Status) (((NTSTATUS)(_Status)) >= 0)
+#endif
+
+#define SECTOR_SIZE 512
+#define BOOT_RECORD_SIGNATURE 0xAA55
+
+PCWSTR DiskFormat = L"\\Device\\Harddisk%lu\\Partition%lu";
+
+#include <pshpack1.h>
+typedef struct {
+ unsigned char magic0, res0, magic1;
+ unsigned char OEMName[8];
+ unsigned short BytesPerSector;
+ unsigned char SectorsPerCluster;
+ unsigned short ReservedSectors;
+ unsigned char FATCount;
+ unsigned short RootEntries, Sectors;
+ unsigned char Media;
+ unsigned short FATSectors, SectorsPerTrack, Heads;
+ unsigned long HiddenSectors, SectorsHuge;
+ unsigned long FATSectors32;
+ unsigned short ExtFlag;
+ unsigned short FSVersion;
+ unsigned long RootCluster;
+ unsigned short FSInfoSector;
+ unsigned short BootBackup;
+ unsigned char Res3[12];
+ unsigned char Drive;
+ unsigned char Res4;
+ unsigned char ExtBootSignature;
+ unsigned long VolumeID;
+ unsigned char VolumeLabel[11], SysType[8];
+ unsigned char Res2[420];
+ unsigned short Signature1;
+} FATBootSector, *PFATBootSector;
+
+typedef struct {
+ UCHAR Jump[3];
+ UCHAR OEMID[8];
+ USHORT BytesPerSector;
+ UCHAR SectorsPerCluster;
+ UCHAR Unused0[7];
+ UCHAR MediaId;
+ UCHAR Unused1[2];
+ USHORT SectorsPerTrack;
+ USHORT Heads;
+ UCHAR Unused2[4];
+ UCHAR Unused3[4];
+ USHORT Unknown[2];
+ ULONGLONG SectorCount;
+ ULONGLONG MftLocation;
+ ULONGLONG MftMirrLocation;
+ CHAR ClustersPerMftRecord;
+ UCHAR Unused4[3];
+ CHAR ClustersPerIndexRecord;
+ UCHAR Unused5[3];
+ ULONGLONG SerialNumber;
+ UCHAR Checksum[4];
+ UCHAR BootStrap[426];
+ USHORT EndSector;
+} NTFSBootSector, *PNTFSBootSector;
+
+typedef struct {
+ UCHAR BootIndicator;
+ UCHAR StartHead;
+ UCHAR StartSector;
+ UCHAR StartCylinder;
+ UCHAR SystemIndicator;
+ UCHAR EndHead;
+ UCHAR EndSector;
+ UCHAR EndCylinder;
+ ULONG SectorCountBeforePartition;
+ ULONG PartitionSectorCount;
+} PARTITION_TABLE_ENTRY, *PPARTITION_TABLE_ENTRY;
+
+typedef struct {
+ UCHAR MasterBootRecordCodeAndData[0x1B8];
+ ULONG Signature;
+ USHORT Reserved;
+ PARTITION_TABLE_ENTRY PartitionTable[4];
+ USHORT MasterBootRecordMagic;
+} MASTER_BOOT_RECORD, *PMASTER_BOOT_RECORD;
+#include <poppack.h>
+
+BOOL CheckAgainstFAT(PFATBootSector Sector)
+{
+ if (Sector->Signature1 != 0xaa55)
+ {
+ return FALSE;
+ }
+
+ if (Sector->BytesPerSector != 512 &&
+ Sector->BytesPerSector != 1024 &&
+ Sector->BytesPerSector != 2048 &&
+ Sector->BytesPerSector != 4096)
+ {
+ return FALSE;
+ }
+
+ if (Sector->FATCount != 1 &&
+ Sector->FATCount != 2)
+ {
+ return FALSE;
+ }
+
+ if (Sector->Media != 0xf0 &&
+ Sector->Media != 0xf8 &&
+ Sector->Media != 0xf9 &&
+ Sector->Media != 0xfa &&
+ Sector->Media != 0xfb &&
+ Sector->Media != 0xfc &&
+ Sector->Media != 0xfd &&
+ Sector->Media != 0xfe &&
+ Sector->Media != 0xff)
+ {
+ return FALSE;
+ }
+
+ if (Sector->SectorsPerCluster != 1 &&
+ Sector->SectorsPerCluster != 2 &&
+ Sector->SectorsPerCluster != 4 &&
+ Sector->SectorsPerCluster != 8 &&
+ Sector->SectorsPerCluster != 16 &&
+ Sector->SectorsPerCluster != 32 &&
+ Sector->SectorsPerCluster != 64 &&
+ Sector->SectorsPerCluster != 128)
+ {
+ return FALSE;
+ }
+
+ if (Sector->BytesPerSector * Sector->SectorsPerCluster > 32 * 1024)
+ {
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+BOOL CheckAgainstNTFS(PNTFSBootSector Sector)
+{
+ ULONG k;
+ ULONG ClusterSize;
+
+ /* OEMID: this field must be NTFS */
+ if (RtlCompareMemory(Sector->OEMID, "NTFS ", 8) != 8)
+ {
+ return FALSE;
+ }
+
+ /* Unused0: this field must be COMPLETELY null */
+ for (k = 0; k < 7; k++)
+ {
+ if (Sector->Unused0[k] != 0)
+ {
+ return FALSE;
+ }
+ }
+
+ /* Unused3: this field must be COMPLETELY null */
+ for (k = 0; k < 4; k++)
+ {
+ if (Sector->Unused3[k] != 0)
+ {
+ return FALSE;
+ }
+ }
+
+ /* Check cluster size */
+ ClusterSize = Sector->BytesPerSector * Sector->SectorsPerCluster;
+ if (ClusterSize != 512 && ClusterSize != 1024 &&
+ ClusterSize != 2048 && ClusterSize != 4096 &&
+ ClusterSize != 8192 && ClusterSize != 16384 &&
+ ClusterSize != 32768 && ClusterSize != 65536)
+ {
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+BOOL CheckAgainstMBR(PMASTER_BOOT_RECORD Sector)
+{
+ if (Sector->MasterBootRecordMagic != BOOT_RECORD_SIGNATURE)
+ {
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+int main(int argc, char ** argv)
+{
+ HANDLE FileHandle;
+ NTSTATUS Status;
+ OBJECT_ATTRIBUTES ObjectAttributes;
+ IO_STATUS_BLOCK IoStatusBlock;
+ WCHAR Buffer[MAX_PATH];
+ UNICODE_STRING Name;
+ PVOID Sector;
+
+ Sector = malloc(SECTOR_SIZE);
+ if (Sector == NULL)
+ {
+ fprintf(stderr, "Failed allocating memory!\n");
+ return 0;
+ }
+
+ /* We first open disk */
+ swprintf(Buffer, DiskFormat, 0, 0);
+ RtlInitUnicodeString(&Name, Buffer);
+ InitializeObjectAttributes(&ObjectAttributes,
+ &Name,
+ OBJ_CASE_INSENSITIVE,
+ NULL,
+ NULL);
+
+ Status = NtOpenFile(&FileHandle,
+ GENERIC_READ | SYNCHRONIZE,
+ &ObjectAttributes,
+ &IoStatusBlock,
+ 0,
+ FILE_SYNCHRONOUS_IO_NONALERT);
+ if (!NT_SUCCESS(Status))
+ {
+ free(Sector);
+ fprintf(stderr, "Failed opening disk! %lx\n", Status);
+ return 0;
+ }
+
+ /* Read first sector of the disk */
+ Status = NtReadFile(FileHandle,
+ NULL,
+ NULL,
+ NULL,
+ &IoStatusBlock,
+ Sector,
+ SECTOR_SIZE,
+ NULL,
+ NULL);
+ NtClose(FileHandle);
+ if (!NT_SUCCESS(Status))
+ {
+ free(Sector);
+ fprintf(stderr, "Failed reading sector 0! %lx\n", Status);
+ return 0;
+ }
+
+ /* Is it FAT? */
+ if (CheckAgainstFAT(Sector))
+ {
+ printf("Sector 0 seems to be FAT boot sector\n");
+ }
+ /* Is it NTFS? */
+ else if (CheckAgainstNTFS(Sector))
+ {
+ printf("Sector 0 seems to be NTFS boot sector\n");
+ }
+ /* Is it MBR? */
+ else if (CheckAgainstMBR(Sector))
+ {
+ printf("Sector 0 might be MBR\n");
+ }
+ /* We don't support anything else */
+ else
+ {
+ printf("Sector 0 not recognized\n");
+ }
+
+ /* Redo it with first partition */
+ swprintf(Buffer, DiskFormat, 0, 1);
+ RtlInitUnicodeString(&Name, Buffer);
+ InitializeObjectAttributes(&ObjectAttributes,
+ &Name,
+ OBJ_CASE_INSENSITIVE,
+ NULL,
+ NULL);
+
+ Status = NtOpenFile(&FileHandle,
+ GENERIC_READ | SYNCHRONIZE,
+ &ObjectAttributes,
+ &IoStatusBlock,
+ FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
+ FILE_SYNCHRONOUS_IO_NONALERT);
+ if (!NT_SUCCESS(Status))
+ {
+ free(Sector);
+ fprintf(stderr, "Failed opening partition! %lx\n", Status);
+ return 0;
+ }
+
+ /* Read first sector of the partition */
+ Status = NtReadFile(FileHandle,
+ NULL,
+ NULL,
+ NULL,
+ &IoStatusBlock,
+ Sector,
+ SECTOR_SIZE,
+ NULL,
+ NULL);
+ if (!NT_SUCCESS(Status))
+ {
+ free(Sector);
+ fprintf(stderr, "Failed reading first sector of the partition! %lx\n",
Status);
+ return 0;
+ }
+
+ /* Is it FAT? */
+ if (CheckAgainstFAT(Sector))
+ {
+ printf("Seems to be a FAT partittion\n");
+ }
+ /* Is it NTFS? */
+ else if (CheckAgainstNTFS(Sector))
+ {
+ printf("Seems to be a NTFS partition\n");
+ }
+ /* Is it MBR? */
+ else if (CheckAgainstMBR(Sector))
+ {
+ printf("Seems to be MBR\n");
+ }
+ /* We don't support anything else */
+ else
+ {
+ printf("Not recognized\n");
+ }
+
+ free(Sector);
+
+ return 0;
+}
Propchange: trunk/rostests/tests/parttest/parttest.c
------------------------------------------------------------------------------
svn:eol-style = native
3602
days inactive
3602
days old
0 comments
1 participants
participants (1)
-
pschweitzer＠svn.reactos.org