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- Return a default security descriptor when someone wants to retrieve the key security.

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- Disable debug messages.

svn path=/trunk/; revision=10839
This commit is contained in:
Eric Kohl 2004-09-13 11:46:07 +00:00
parent f34a907c7a
commit 00443884ee
2 changed files with 158 additions and 21 deletions
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59
reactos/ntoskrnl/cm/registry.c
View file

@ -1,4 +1,4 @@
/* $Id: registry.c,v 1.125 2004/08/15 16:39:00 chorns Exp $
/* $Id: registry.c,v 1.126 2004/09/13 11:46:07 ekohl Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -245,6 +245,9 @@ CmInitializeRegistry(VOID)
OBJECT_ATTRIBUTES ObjectAttributes;
UNICODE_STRING KeyName;
PKEY_OBJECT RootKey;
#if 0
PSECURITY_CELL RootSecurityCell;
#endif
HANDLE RootKeyHandle;
HANDLE KeyHandle;
NTSTATUS Status;
@ -313,6 +316,18 @@ CmInitializeRegistry(VOID)
Status = RtlCreateUnicodeString(&RootKey->Name, L"Registry");
assert(NT_SUCCESS(Status));
#if 0
Status = CmiAllocateCell(CmiVolatileHive,
0x10, //LONG CellSize,
(PVOID *)&RootSecurityCell,
&RootKey->KeyCell->SecurityKeyOffset);
assert(NT_SUCCESS(Status));
/* Copy the security descriptor */
CmiVolatileHive->RootSecurityCell = RootSecurityCell;
#endif
KeInitializeSpinLock(&CmiKeyListLock);
/* Create '\Registry\Machine' key. */
@ -355,7 +370,7 @@ VOID INIT_FUNCTION
CmInit2(PCHAR CommandLine)
{
ULONG PiceStart = 4;
BOOL MiniNT = FALSE;
BOOLEAN MiniNT = FALSE;
PWCHAR SystemBootDevice;
PWCHAR SystemStartOptions;
ULONG Position;
@ -370,9 +385,13 @@ CmInit2(PCHAR CommandLine)
* Parse the system boot device.
*/
Position = 0;
SystemBootDevice = ExAllocatePool(PagedPool, (strlen(CommandLine) + 1) * sizeof(WCHAR));
SystemBootDevice = ExAllocatePool(PagedPool,
(strlen(CommandLine) + 1) * sizeof(WCHAR));
if (SystemBootDevice == NULL)
{
KEBUGCHECK(CONFIG_INITIALIZATION_FAILED);
}
while (*CommandLine != 0 && *CommandLine != ' ')
SystemBootDevice[Position++] = *(CommandLine++);
SystemBootDevice[Position++] = 0;
@ -380,15 +399,16 @@ CmInit2(PCHAR CommandLine)
/*
* Write the system boot device to registry.
*/
Status = RtlWriteRegistryValue(
RTL_REGISTRY_ABSOLUTE,
L"\\Registry\\Machine\\System\\CurrentControlSet\\Control",
L"SystemBootDevice",
REG_SZ,
SystemBootDevice,
Position * sizeof(WCHAR));
Status = RtlWriteRegistryValue(RTL_REGISTRY_ABSOLUTE,
L"\\Registry\\Machine\\System\\CurrentControlSet\\Control",
L"SystemBootDevice",
REG_SZ,
SystemBootDevice,
Position * sizeof(WCHAR));
if (!NT_SUCCESS(Status))
{
KEBUGCHECK(CONFIG_INITIALIZATION_FAILED);
}
/*
* Parse the system start options.
@ -419,15 +439,16 @@ CmInit2(PCHAR CommandLine)
/*
* Write the system start options to registry.
*/
Status = RtlWriteRegistryValue(
RTL_REGISTRY_ABSOLUTE,
L"\\Registry\\Machine\\System\\CurrentControlSet\\Control",
L"SystemStartOptions",
REG_SZ,
SystemStartOptions,
Position * sizeof(WCHAR));
Status = RtlWriteRegistryValue(RTL_REGISTRY_ABSOLUTE,
L"\\Registry\\Machine\\System\\CurrentControlSet\\Control",
L"SystemStartOptions",
REG_SZ,
SystemStartOptions,
Position * sizeof(WCHAR));
if (!NT_SUCCESS(Status))
{
KEBUGCHECK(CONFIG_INITIALIZATION_FAILED);
}
/*
* Create a CurrentControlSet\Control\MiniNT key that is used
@ -1032,7 +1053,7 @@ CmShutdownRegistry(VOID)
PREGISTRY_HIVE Hive;
PLIST_ENTRY Entry;
DPRINT1("CmShutdownRegistry() called\n");
DPRINT("CmShutdownRegistry() called\n");
/* Stop automatic hive synchronization */
CmiHiveSyncEnabled = FALSE;
@ -1073,7 +1094,7 @@ CmShutdownRegistry(VOID)
ExReleaseResourceLite(&CmiHiveListLock);
KeLeaveCriticalRegion();
DPRINT1("CmShutdownRegistry() done\n");
DPRINT("CmShutdownRegistry() done\n");
}

120
reactos/ntoskrnl/cm/regobj.c
View file

@ -312,6 +312,118 @@ CmiObjectDelete(PVOID DeletedObject)
}
static NTSTATUS
CmiQuerySecurityDescriptor(PKEY_OBJECT KeyObject,
SECURITY_INFORMATION SecurityInformation,
PSECURITY_DESCRIPTOR SecurityDescriptor,
PULONG BufferLength)
{
ULONG_PTR Current;
ULONG SidSize;
ULONG SdSize;
NTSTATUS Status;
DPRINT("CmiQuerySecurityDescriptor() called\n");
/*
* FIXME:
* This is a big hack!!
* We need to retrieve the security descriptor from the keys security cell!
*/
if (SecurityInformation == 0)
{
return STATUS_ACCESS_DENIED;
}
SidSize = RtlLengthSid(SeWorldSid);
SdSize = sizeof(SECURITY_DESCRIPTOR) + (2 * SidSize);
if (*BufferLength < SdSize)
{
*BufferLength = SdSize;
return STATUS_BUFFER_TOO_SMALL;
}
*BufferLength = SdSize;
Status = RtlCreateSecurityDescriptor(SecurityDescriptor,
SECURITY_DESCRIPTOR_REVISION);
if (!NT_SUCCESS(Status))
{
return Status;
}
SecurityDescriptor->Control |= SE_SELF_RELATIVE;
Current = (ULONG_PTR)SecurityDescriptor + sizeof(SECURITY_DESCRIPTOR);
if (SecurityInformation & OWNER_SECURITY_INFORMATION)
{
RtlCopyMemory((PVOID)Current,
SeWorldSid,
SidSize);
SecurityDescriptor->Owner = (PSID)((ULONG_PTR)Current - (ULONG_PTR)SecurityDescriptor);
Current += SidSize;
}
if (SecurityInformation & GROUP_SECURITY_INFORMATION)
{
RtlCopyMemory((PVOID)Current,
SeWorldSid,
SidSize);
SecurityDescriptor->Group = (PSID)((ULONG_PTR)Current - (ULONG_PTR)SecurityDescriptor);
Current += SidSize;
}
if (SecurityInformation & DACL_SECURITY_INFORMATION)
{
SecurityDescriptor->Control |= SE_DACL_PRESENT;
}
if (SecurityInformation & SACL_SECURITY_INFORMATION)
{
SecurityDescriptor->Control |= SE_SACL_PRESENT;
}
return STATUS_SUCCESS;
}
static NTSTATUS
CmiAssignSecurityDescriptor(PKEY_OBJECT KeyObject,
PSECURITY_DESCRIPTOR SecurityDescriptor)
{
#if 0
PREGISTRY_HIVE Hive;
DPRINT1("CmiAssignSecurityDescriptor() callled\n");
DPRINT1("KeyObject %p\n", KeyObject);
DPRINT1("KeyObject->RegistryHive %p\n", KeyObject->RegistryHive);
Hive = KeyObject->RegistryHive;
if (Hive == NULL)
{
DPRINT1("Create new root security cell\n");
return STATUS_SUCCESS;
}
if (Hive->RootSecurityCell == NULL)
{
DPRINT1("Create new root security cell\n");
}
else
{
DPRINT1("Search for security cell\n");
}
#endif
return STATUS_SUCCESS;
}
NTSTATUS STDCALL
CmiObjectSecurity(PVOID ObjectBody,
SECURITY_OPERATION_CODE OperationCode,
@ -329,7 +441,10 @@ CmiObjectSecurity(PVOID ObjectBody,
case QuerySecurityDescriptor:
DPRINT("Query security descriptor\n");
return STATUS_UNSUCCESSFUL;
return CmiQuerySecurityDescriptor((PKEY_OBJECT)ObjectBody,
SecurityInformation,
SecurityDescriptor,
BufferLength);
case DeleteSecurityDescriptor:
DPRINT("Delete security descriptor\n");
@ -337,7 +452,8 @@ CmiObjectSecurity(PVOID ObjectBody,
case AssignSecurityDescriptor:
DPRINT("Assign security descriptor\n");
return STATUS_SUCCESS;
return CmiAssignSecurityDescriptor((PKEY_OBJECT)ObjectBody,
SecurityDescriptor);
}
return STATUS_UNSUCCESSFUL;