Zebediah Figura : ntoskrnl.exe: Implement ObQueryNameString().
Alexandre Julliard
julliard at winehq.org
Mon Aug 19 15:35:11 CDT 2019
Module: wine
Branch: master
Commit: 32b2497645f183089003dba8a1b4d86ccccd8e07
URL: https://source.winehq.org/git/wine.git/?a=commit;h=32b2497645f183089003dba8a1b4d86ccccd8e07
Author: Zebediah Figura <z.figura12 at gmail.com>
Date: Sun Aug 18 20:02:38 2019 -0500
ntoskrnl.exe: Implement ObQueryNameString().
Signed-off-by: Zebediah Figura <z.figura12 at gmail.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/ntoskrnl.exe/ntoskrnl.c | 15 ++++++--
dlls/ntoskrnl.exe/tests/driver.c | 77 ++++++++++++++++++++++++++++++++++++++++
2 files changed, 89 insertions(+), 3 deletions(-)
diff --git a/dlls/ntoskrnl.exe/ntoskrnl.c b/dlls/ntoskrnl.exe/ntoskrnl.c
index 89cd197..f2ed76b 100644
--- a/dlls/ntoskrnl.exe/ntoskrnl.c
+++ b/dlls/ntoskrnl.exe/ntoskrnl.c
@@ -3128,10 +3128,19 @@ VOID WINAPI IoStartNextPacket(PDEVICE_OBJECT deviceobject, BOOLEAN cancelable)
/*****************************************************
* ObQueryNameString (NTOSKRNL.EXE.@)
*/
-NTSTATUS WINAPI ObQueryNameString(PVOID object, POBJECT_NAME_INFORMATION name, ULONG maxlength, PULONG returnlength)
+NTSTATUS WINAPI ObQueryNameString( void *object, OBJECT_NAME_INFORMATION *name, ULONG size, ULONG *ret_size )
{
- FIXME("(%p %p %u %p) stub\n", object, name, maxlength, returnlength);
- return STATUS_NOT_IMPLEMENTED;
+ HANDLE handle;
+ NTSTATUS ret;
+
+ TRACE("object %p, name %p, size %u, ret_size %p.\n", object, name, size, ret_size);
+
+ if ((ret = ObOpenObjectByPointer( object, 0, NULL, 0, NULL, KernelMode, &handle )))
+ return ret;
+ ret = NtQueryObject( handle, ObjectNameInformation, name, size, ret_size );
+
+ NtClose( handle );
+ return ret;
}
/*****************************************************
diff --git a/dlls/ntoskrnl.exe/tests/driver.c b/dlls/ntoskrnl.exe/tests/driver.c
index 525d818..9f55111 100644
--- a/dlls/ntoskrnl.exe/tests/driver.c
+++ b/dlls/ntoskrnl.exe/tests/driver.c
@@ -1524,6 +1524,82 @@ static void test_IoAttachDeviceToDeviceStack(void)
IoDeleteDevice(dev3);
}
+static void test_object_name(void)
+{
+ static const WCHAR event_nameW[] = L"\\wine_test_event";
+ static const WCHAR device_nameW[] = L"\\Device\\WineTestDriver";
+ char buffer[1024];
+ OBJECT_NAME_INFORMATION *name = (OBJECT_NAME_INFORMATION *)buffer;
+ OBJECT_ATTRIBUTES attr;
+ UNICODE_STRING string;
+ ULONG ret_size;
+ HANDLE handle;
+ KEVENT *event;
+ NTSTATUS ret;
+
+ ret_size = 0;
+ ret = ObQueryNameString(lower_device, name, 0, &ret_size);
+ ok(ret == STATUS_INFO_LENGTH_MISMATCH, "got status %#x\n", ret);
+ ok(ret_size == sizeof(*name) + sizeof(device_nameW), "got size %u\n", ret_size);
+
+ ret_size = 0;
+ ret = ObQueryNameString(lower_device, name, sizeof(buffer), &ret_size);
+ ok(!ret, "got status %#x\n", ret);
+ ok(!wcscmp(name->Name.Buffer, device_nameW), "got name %ls\n", name->Name.Buffer);
+ ok(ret_size == sizeof(*name) + sizeof(device_nameW), "got size %u\n", ret_size);
+ ok(name->Name.Length == wcslen(device_nameW) * sizeof(WCHAR), "got length %u\n", name->Name.Length);
+ ok(name->Name.MaximumLength == sizeof(device_nameW), "got maximum length %u\n", name->Name.MaximumLength);
+
+ event = IoCreateSynchronizationEvent(NULL, &handle);
+ ok(!!event, "failed to create event\n");
+
+ ret_size = 0;
+ ret = ObQueryNameString(event, name, sizeof(buffer), &ret_size);
+ ok(!ret, "got status %#x\n", ret);
+ ok(!name->Name.Buffer, "got name %ls\n", name->Name.Buffer);
+ ok(ret_size == sizeof(*name), "got size %u\n", ret_size);
+ ok(!name->Name.Length, "got length %u\n", name->Name.Length);
+ ok(!name->Name.MaximumLength, "got maximum length %u\n", name->Name.MaximumLength);
+
+ ret = ZwClose(handle);
+ ok(!ret, "got status %#x\n", ret);
+
+ RtlInitUnicodeString(&string, event_nameW);
+ InitializeObjectAttributes(&attr, &string, OBJ_KERNEL_HANDLE, NULL, NULL);
+ ret = ZwCreateEvent(&handle, 0, &attr, NotificationEvent, TRUE);
+ ok(!ret, "got status %#x\n", ret);
+ ret = ObReferenceObjectByHandle(handle, 0, *pExEventObjectType, KernelMode, (void **)&event, NULL);
+ ok(!ret, "got status %#x\n", ret);
+
+ ret_size = 0;
+ ret = ObQueryNameString(event, name, sizeof(buffer), &ret_size);
+ ok(!ret, "got status %#x\n", ret);
+ ok(!wcscmp(name->Name.Buffer, event_nameW), "got name %ls\n", name->Name.Buffer);
+ ok(ret_size == sizeof(*name) + sizeof(event_nameW), "got size %u\n", ret_size);
+ ok(name->Name.Length == wcslen(event_nameW) * sizeof(WCHAR), "got length %u\n", name->Name.Length);
+ ok(name->Name.MaximumLength == sizeof(event_nameW), "got maximum length %u\n", name->Name.MaximumLength);
+
+ ObDereferenceObject(event);
+ ret = ZwClose(handle);
+ ok(!ret, "got status %#x\n", ret);
+
+ ret_size = 0;
+ ret = ObQueryNameString(KeGetCurrentThread(), name, sizeof(buffer), &ret_size);
+ ok(!ret, "got status %#x\n", ret);
+ ok(!name->Name.Buffer, "got name %ls\n", name->Name.Buffer);
+ ok(ret_size == sizeof(*name), "got size %u\n", ret_size);
+ ok(!name->Name.Length, "got length %u\n", name->Name.Length);
+ ok(!name->Name.MaximumLength, "got maximum length %u\n", name->Name.MaximumLength);
+
+ ret_size = 0;
+ ret = ObQueryNameString(IoGetCurrentProcess(), name, sizeof(buffer), &ret_size);
+ ok(!ret, "got status %#x\n", ret);
+ ok(!name->Name.Buffer, "got name %ls\n", name->Name.Buffer);
+ ok(ret_size == sizeof(*name), "got size %u\n", ret_size);
+ ok(!name->Name.Length, "got length %u\n", name->Name.Length);
+ ok(!name->Name.MaximumLength, "got maximum length %u\n", name->Name.MaximumLength);
+}
+
static PIO_WORKITEM main_test_work_item;
static void WINAPI main_test_task(DEVICE_OBJECT *device, void *context)
@@ -1605,6 +1681,7 @@ static NTSTATUS main_test(DEVICE_OBJECT *device, IRP *irp, IO_STACK_LOCATION *st
test_resource();
test_lookup_thread();
test_IoAttachDeviceToDeviceStack();
+ test_object_name();
if (main_test_work_item) return STATUS_UNEXPECTED_IO_ERROR;
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