reactos/modules/rostests/kmtests/ntos_ob/ObReference.c
2019-06-06 17:33:59 +02:00

247 lines
10 KiB
C

/*
* PROJECT: ReactOS kernel-mode tests
* LICENSE: GPLv2+ - See COPYING in the top level directory
* PURPOSE: Kernel-Mode Test Suite Object Referencing test
* PROGRAMMER: Thomas Faber <thomas.faber@reactos.org>
*/
#include <kmt_test.h>
#define NDEBUG
#include <debug.h>
#define CheckObject(Handle, Pointers, Handles) do \
{ \
PUBLIC_OBJECT_BASIC_INFORMATION ObjectInfo; \
Status = ZwQueryObject(Handle, ObjectBasicInformation, \
&ObjectInfo, sizeof ObjectInfo, NULL); \
ok_eq_hex(Status, STATUS_SUCCESS); \
ok_eq_ulong(ObjectInfo.PointerCount, Pointers); \
ok_eq_ulong(ObjectInfo.HandleCount, Handles); \
} while (0)
static POBJECT_TYPE ObDirectoryObjectType;
static
VOID
TestReference(
IN HANDLE Handle,
IN PUNICODE_STRING Name OPTIONAL,
IN PUNICODE_STRING NameUpper OPTIONAL,
IN BOOLEAN CaseSensitive,
IN ULONG AdditionalReferences,
IN BOOLEAN Permanent)
{
NTSTATUS Status;
LONG_PTR Ret;
PVOID Object = NULL;
PVOID Object2 = NULL;
PVOID Object3 = NULL;
PVOID Object4 = NULL;
CheckObject(Handle, 2LU + AdditionalReferences, 1LU);
Status = ObReferenceObjectByHandle(Handle, DIRECTORY_ALL_ACCESS, NULL, KernelMode, &Object, NULL);
ok_eq_hex(Status, STATUS_SUCCESS);
ok(Object != NULL, "ObReferenceObjectByHandle returned NULL object\n");
CheckObject(Handle, 3LU + AdditionalReferences, 1LU);
Status = ObReferenceObjectByHandle(Handle, DIRECTORY_ALL_ACCESS, NULL, KernelMode, &Object2, NULL);
ok_eq_hex(Status, STATUS_SUCCESS);
ok(Object != NULL, "ObReferenceObjectByHandle returned NULL object\n");
ok_eq_pointer(Object, Object2);
CheckObject(Handle, 4LU + AdditionalReferences, 1LU);
if (!skip(Object != NULL, "No object to reference!\n"))
{
Ret = ObReferenceObject(Object);
ok_eq_longptr(Ret, (LONG_PTR)4 + AdditionalReferences);
CheckObject(Handle, 5LU + AdditionalReferences, 1LU);
Ret = ObReferenceObject(Object);
ok_eq_longptr(Ret, (LONG_PTR)5 + AdditionalReferences);
CheckObject(Handle, 6LU + AdditionalReferences, 1LU);
Status = ObReferenceObjectByPointer(Object, DIRECTORY_ALL_ACCESS, NULL, KernelMode);
ok_eq_hex(Status, STATUS_SUCCESS);
CheckObject(Handle, 7LU + AdditionalReferences, 1LU);
Status = ObReferenceObjectByPointer(Object, DIRECTORY_ALL_ACCESS, NULL, KernelMode);
ok_eq_hex(Status, STATUS_SUCCESS);
CheckObject(Handle, 8LU + AdditionalReferences, 1LU);
Ret = ObDereferenceObject(Object);
ok_eq_longptr(Ret, (LONG_PTR)6 + AdditionalReferences);
CheckObject(Handle, 7LU + AdditionalReferences, 1LU);
Ret = ObDereferenceObject(Object);
ok_eq_longptr(Ret, (LONG_PTR)5 + AdditionalReferences);
CheckObject(Handle, 6LU + AdditionalReferences, 1LU);
Ret = ObDereferenceObject(Object);
ok_eq_longptr(Ret, (LONG_PTR)4 + AdditionalReferences);
CheckObject(Handle, 5LU + AdditionalReferences, 1LU);
Ret = ObDereferenceObject(Object);
ok_eq_longptr(Ret, (LONG_PTR)3 + AdditionalReferences);
CheckObject(Handle, 4LU + AdditionalReferences, 1LU);
}
if (Name && !skip(ObDirectoryObjectType != NULL, "No directory object type\n"))
{
Status = ObReferenceObjectByName(Name, 0, NULL, DIRECTORY_ALL_ACCESS, ObDirectoryObjectType, KernelMode, NULL, &Object3);
ok_eq_hex(Status, STATUS_SUCCESS);
CheckObject(Handle, 5LU + AdditionalReferences, 1LU);
}
if (NameUpper && !skip(ObDirectoryObjectType != NULL, "No directory object type\n"))
{
Status = ObReferenceObjectByName(NameUpper, 0, NULL, DIRECTORY_ALL_ACCESS, ObDirectoryObjectType, KernelMode, NULL, &Object4);
ok_eq_hex(Status, CaseSensitive ? STATUS_OBJECT_NAME_NOT_FOUND : STATUS_SUCCESS);
CheckObject(Handle, 5LU + AdditionalReferences + !CaseSensitive, 1LU);
}
if (NameUpper && !skip(Object4 != NULL, "No object to dereference\n"))
{
Ret = ObDereferenceObject(Object4);
ok_eq_longptr(Ret, (LONG_PTR)4 + AdditionalReferences);
CheckObject(Handle, 5LU + AdditionalReferences, 1LU);
}
if (Name && !skip(Object3 != NULL, "No object to dereference\n"))
{
Ret = ObDereferenceObject(Object3);
ok_eq_longptr(Ret, (LONG_PTR)3 + AdditionalReferences);
CheckObject(Handle, 4LU + AdditionalReferences, 1LU);
}
if (!skip(Object2 != NULL, "No object to dereference\n"))
{
Ret = ObDereferenceObject(Object2);
ok_eq_longptr(Ret, (LONG_PTR)2 + AdditionalReferences);
CheckObject(Handle, 3LU + AdditionalReferences, 1LU);
}
if (!skip(Object != NULL, "No object to dereference\n"))
{
Ret = ObDereferenceObject(Object);
ok_eq_longptr(Ret, (LONG_PTR)1 + AdditionalReferences);
CheckObject(Handle, 2LU + AdditionalReferences, 1LU);
}
CheckObject(Handle, 2LU + AdditionalReferences, 1LU);
if (Permanent)
{
Status = ZwMakeTemporaryObject(Handle);
ok_eq_hex(Status, STATUS_SUCCESS);
CheckObject(Handle, 2LU + AdditionalReferences, 1LU);
Status = ZwMakeTemporaryObject(Handle);
ok_eq_hex(Status, STATUS_SUCCESS);
CheckObject(Handle, 2LU + AdditionalReferences, 1LU);
}
}
START_TEST(ObReference)
{
NTSTATUS Status;
HANDLE DirectoryHandle = NULL;
OBJECT_ATTRIBUTES ObjectAttributes;
UNICODE_STRING Name, *pName;
UNICODE_STRING NameUpper, *pNameUpper;
ULONG i;
struct
{
PWSTR Name;
ULONG Flags;
ULONG AdditionalReferences;
} Tests[] =
{
{ NULL, 0, 0 },
{ NULL, OBJ_CASE_INSENSITIVE, 0 },
{ NULL, OBJ_KERNEL_HANDLE, 0 },
{ NULL, OBJ_PERMANENT, 0 },
{ NULL, OBJ_CASE_INSENSITIVE | OBJ_PERMANENT, 0 },
{ NULL, OBJ_CASE_INSENSITIVE | OBJ_KERNEL_HANDLE, 0 },
{ NULL, OBJ_KERNEL_HANDLE | OBJ_PERMANENT, 0 },
{ NULL, OBJ_CASE_INSENSITIVE | OBJ_KERNEL_HANDLE | OBJ_PERMANENT, 0 },
{ L"\\YayDirectory0", 0, 1 },
{ L"\\YayDirectory1", OBJ_CASE_INSENSITIVE, 1 },
{ L"\\YayDirectory2", OBJ_KERNEL_HANDLE, 1 },
{ L"\\YayDirectory3", OBJ_PERMANENT, 1 },
{ L"\\YayDirectory4", OBJ_CASE_INSENSITIVE | OBJ_PERMANENT, 1 },
{ L"\\YayDirectory5", OBJ_CASE_INSENSITIVE | OBJ_KERNEL_HANDLE, 1 },
{ L"\\YayDirectory6", OBJ_KERNEL_HANDLE | OBJ_PERMANENT, 1 },
{ L"\\YayDirectory7", OBJ_CASE_INSENSITIVE | OBJ_KERNEL_HANDLE | OBJ_PERMANENT, 1 },
};
HANDLE ObjectTypeHandle;
/* ObReferenceObjectByName needs the object type... so get it... */
RtlInitUnicodeString(&Name, L"\\ObjectTypes\\Directory");
InitializeObjectAttributes(&ObjectAttributes, &Name, OBJ_KERNEL_HANDLE, NULL, NULL);
Status = ObOpenObjectByName(&ObjectAttributes, NULL, KernelMode, NULL, 0, NULL, &ObjectTypeHandle);
ok_eq_hex(Status, STATUS_SUCCESS);
ok(ObjectTypeHandle != NULL, "ObjectTypeHandle = NULL\n");
if (!skip(Status == STATUS_SUCCESS && ObjectTypeHandle, "No handle\n"))
{
Status = ObReferenceObjectByHandle(ObjectTypeHandle, 0, NULL, KernelMode, (PVOID)&ObDirectoryObjectType, NULL);
ok_eq_hex(Status, STATUS_SUCCESS);
ok(ObDirectoryObjectType != NULL, "ObDirectoryObjectType = NULL\n");
Status = ZwClose(ObjectTypeHandle);
ok_eq_hex(Status, STATUS_SUCCESS);
}
for (i = 0; i < sizeof Tests / sizeof Tests[0]; ++i)
{
DPRINT("Run %d\n", i);
if (Tests[i].Name)
{
RtlInitUnicodeString(&Name, Tests[i].Name);
pName = &Name;
Status = RtlUpcaseUnicodeString(&NameUpper, &Name, TRUE);
ok_eq_hex(Status, STATUS_SUCCESS);
if (skip(Status == STATUS_SUCCESS, "No upper case name\n"))
pNameUpper = NULL;
else
pNameUpper = &NameUpper;
}
else
{
pName = NULL;
pNameUpper = NULL;
}
InitializeObjectAttributes(&ObjectAttributes, pName, Tests[i].Flags, NULL, NULL);
Status = ZwCreateDirectoryObject(&DirectoryHandle, DIRECTORY_ALL_ACCESS, &ObjectAttributes);
ok_eq_hex(Status, STATUS_SUCCESS);
ok(DirectoryHandle != NULL, "DirectoryHandle = NULL\n");
if (!skip(Status == STATUS_SUCCESS && DirectoryHandle, "Cannot proceed without an object\n"))
{
TestReference(DirectoryHandle, pName, pNameUpper, FALSE, Tests[i].AdditionalReferences, (Tests[i].Flags & OBJ_PERMANENT) != 0);
/* try again for good measure */
TestReference(DirectoryHandle, pName, pNameUpper, FALSE, Tests[i].AdditionalReferences, FALSE);
Status = ZwClose(DirectoryHandle);
ok_eq_hex(Status, STATUS_SUCCESS);
DirectoryHandle = NULL;
}
if (pNameUpper)
RtlFreeUnicodeString(pNameUpper);
}
if (DirectoryHandle)
{
Status = ZwClose(DirectoryHandle);
ok_eq_hex(Status, STATUS_SUCCESS);
}
/* parameter tests */
/* bugcheck at APC_LEVEL
Status = ObReferenceObject(NULL);
Status = ObReferenceObjectByPointer(NULL, 0, NULL, UserMode);
Status = ObReferenceObjectByPointer(NULL, 0, NULL, KernelMode);*/
if (ObDirectoryObjectType)
{
ObDereferenceObject(ObDirectoryObjectType);
ObDirectoryObjectType = NULL;
}
}