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Enable import of binary system hive.

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svn path=/trunk/; revision=4469
This commit is contained in:
Eric Kohl 2003-04-01 16:37:14 +00:00
parent 1fb9958a68
commit 0ce7c979ac
2 changed files with 132 additions and 18 deletions
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146
reactos/ntoskrnl/cm/import.c
View file

@ -1,4 +1,4 @@
/* $Id: import.c,v 1.12 2003/03/24 19:09:04 ekohl Exp $
/* $Id: import.c,v 1.13 2003/04/01 16:37:14 ekohl Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -27,6 +27,9 @@
#include "cm.h"
#endif
extern PKEY_OBJECT CmiMachineKey;
static PCHAR
checkAndSkipMagic (PCHAR regChunk)
{
@ -613,9 +616,10 @@ CmImportTextHive(PCHAR ChunkBase,
}
BOOLEAN
CmImportSystemHive(PCHAR ChunkBase,
ULONG ChunkSize)
static BOOLEAN
CmImportBinarySystemHive(PCHAR ChunkBase,
ULONG ChunkSize,
PREGISTRY_HIVE *RegistryHive)
{
PREGISTRY_HIVE Hive;
PCELL_HEADER FreeBlock;
@ -626,16 +630,9 @@ CmImportSystemHive(PCHAR ChunkBase,
NTSTATUS Status;
ULONG BitmapSize;
*RegistryHive = NULL;
// CmImportTextHive (ChunkBase, ChunkSize);
if (strncmp (ChunkBase, "REGEDIT4", 8) == 0)
{
DPRINT1("Found 'REGEDIT4' magic\n");
CmImportTextHive (ChunkBase, ChunkSize);
return TRUE;
}
else if (strncpy (ChunkBase, "regf", 4) != 0)
if (strncmp (ChunkBase, "regf", 4) != 0)
{
DPRINT1("Found invalid '%*s' magic\n", 4, ChunkBase);
return FALSE;
@ -686,8 +683,9 @@ CmImportSystemHive(PCHAR ChunkBase,
ExFreePool (Hive);
return FALSE;
}
CHECKPOINT1;
/* Allocate the first hive block */
/* Allocate the hive block */
Hive->BlockList[0] = ExAllocatePool(PagedPool,
Hive->FileSize - 4096);
if (Hive->BlockList[0] == NULL)
@ -699,6 +697,7 @@ CmImportSystemHive(PCHAR ChunkBase,
return FALSE;
}
CHECKPOINT1;
/* Import the hive block */
RtlCopyMemory (Hive->BlockList[0],
ChunkBase + 4096,
@ -709,6 +708,7 @@ CmImportSystemHive(PCHAR ChunkBase,
Hive->FreeListMax = 0;
Hive->FreeList = NULL;
CHECKPOINT1;
BlockOffset = 0;
for (i = 0; i < Hive->BlockListSize; i++)
{
@ -759,11 +759,12 @@ CmImportSystemHive(PCHAR ChunkBase,
}
BlockOffset += Bin->BlockSize;
}
CHECKPOINT1;
/* Calculate bitmap size in bytes (always a multiple of 32 bits) */
BitmapSize = ROUND_UP(Hive->BlockListSize, sizeof(ULONG) * 8) / 8;
DPRINT("Hive->BlockListSize: %lu\n", Hive->BlockListSize);
DPRINT("BitmapSize: %lu Bytes %lu Bits\n", BitmapSize, BitmapSize * 8);
DPRINT1("Hive->BlockListSize: %lu\n", Hive->BlockListSize);
DPRINT1("BitmapSize: %lu Bytes %lu Bits\n", BitmapSize, BitmapSize * 8);
/* Allocate bitmap */
Hive->BitmapBuffer = (PULONG)ExAllocatePool(PagedPool,
@ -777,6 +778,7 @@ CmImportSystemHive(PCHAR ChunkBase,
ExFreePool (Hive);
return FALSE;
}
CHECKPOINT1;
/* Initialize bitmap */
RtlInitializeBitMap(&Hive->DirtyBitMap,
@ -797,11 +799,123 @@ CmImportSystemHive(PCHAR ChunkBase,
/* Release hive list lock */
ExReleaseResourceLite(&CmiHiveListLock);
CHECKPOINT1;
*RegistryHive = Hive;
return TRUE;
}
BOOLEAN
CmImportSystemHive(PCHAR ChunkBase,
ULONG ChunkSize)
{
PREGISTRY_HIVE RegistryHive;
// UNICODE_STRING ParentKeyName;
// UNICODE_STRING SubKeyName;
// NTSTATUS Status;
OBJECT_ATTRIBUTES ObjectAttributes;
PKEY_OBJECT NewKey;
HANDLE KeyHandle;
UNICODE_STRING KeyName;
NTSTATUS Status;
if (strncmp (ChunkBase, "REGEDIT4", 8) == 0)
{
DPRINT1("Found 'REGEDIT4' magic\n");
CmImportTextHive (ChunkBase, ChunkSize);
return TRUE;
}
else if (strncmp (ChunkBase, "regf", 4) == 0)
{
DPRINT1("Found '%*s' magic\n", 4, ChunkBase);
if (!CmImportBinarySystemHive (ChunkBase, ChunkSize, &RegistryHive))
{
return FALSE;
}
RtlInitUnicodeString(&KeyName,
L"\\Registry\\Machine\\System");
InitializeObjectAttributes(&ObjectAttributes,
&KeyName,
0,
NULL,
NULL);
Status = ObCreateObject(&KeyHandle,
STANDARD_RIGHTS_REQUIRED,
&ObjectAttributes,
CmiKeyType,
(PVOID*)&NewKey);
if (!NT_SUCCESS(Status))
{
DPRINT1("ObCreateObject() failed (Status %lx)\n", Status);
KeBugCheck(0);
// CmiRemoveRegistryHive(RegistryHive);
// return(Status);
}
NewKey->RegistryHive = RegistryHive;
NewKey->BlockOffset = RegistryHive->HiveHeader->RootKeyCell;
NewKey->KeyCell = CmiGetBlock(RegistryHive, NewKey->BlockOffset, NULL);
NewKey->Flags = 0;
NewKey->NumberOfSubKeys = 0;
NewKey->SubKeys = ExAllocatePool(PagedPool,
NewKey->KeyCell->NumberOfSubKeys * sizeof(DWORD));
if ((NewKey->SubKeys == NULL) && (NewKey->KeyCell->NumberOfSubKeys != 0))
{
DPRINT1("NumberOfSubKeys %d\n", NewKey->KeyCell->NumberOfSubKeys);
KeBugCheck(0);
// ZwClose(NewKey);
// CmiRemoveRegistryHive(RegistryHive);
// return(STATUS_INSUFFICIENT_RESOURCES);
}
NewKey->SizeOfSubKeys = NewKey->KeyCell->NumberOfSubKeys;
NewKey->NameSize = strlen("System");
NewKey->Name = ExAllocatePool(PagedPool, NewKey->NameSize);
if ((NewKey->Name == NULL) && (NewKey->NameSize != 0))
{
DPRINT1("NewKey->NameSize %d\n", NewKey->NameSize);
if (NewKey->SubKeys != NULL)
ExFreePool(NewKey->SubKeys);
KeBugCheck(0);
// ZwClose(NewKey);
// CmiRemoveRegistryHive(RegistryHive);
// return(STATUS_INSUFFICIENT_RESOURCES);
}
memcpy(NewKey->Name, "System", NewKey->NameSize);
CmiAddKeyToList(CmiMachineKey, NewKey);
#if 0
RtlInitUnicodeString (&ParentKeyName,
REG_MACHINE_KEY_NAME);
RtlInitUnicodeString (&SubKeyName,
L"System");
Status = CmiLinkHive (&ParentKeyName,
&SubKeyName,
Hive);
if (!NT_SUCCESS(Status))
{
return FALSE;
}
#endif
return TRUE;
}
return FALSE;
}
BOOLEAN
CmImportHardwareHive(PCHAR ChunkBase,
ULONG ChunkSize)

4
reactos/ntoskrnl/cm/registry.c
View file

@ -1,4 +1,4 @@
/* $Id: registry.c,v 1.87 2003/03/18 20:36:17 ekohl Exp $
/* $Id: registry.c,v 1.88 2003/04/01 16:37:14 ekohl Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -43,7 +43,7 @@ KDPC CmiHiveSyncDpc;
KTIMER CmiHiveSyncTimer;
static PKEY_OBJECT CmiRootKey = NULL;
static PKEY_OBJECT CmiMachineKey = NULL;
PKEY_OBJECT CmiMachineKey = NULL;
static PKEY_OBJECT CmiUserKey = NULL;
static PKEY_OBJECT CmiHardwareKey = NULL;