rostests/kmtests/ntos_io/IoDeviceInterface.c

   1 /*
   2  * PROJECT:         ReactOS kernel-mode tests
   3  * LICENSE:         LGPLv2+ - See COPYING.LIB in the top level directory
   4  * PURPOSE:         Kernel-Mode Test Suite Device Interface functions test
   5  * PROGRAMMER:      Filip Navara <xnavara@volny.cz>
   6  */
   7
   8 /* TODO: what's with the prototypes at the top, what's with the if-ed out part? Doesn't process most results */
   9
  10 #include <kmt_test.h>
  11
  12 #define NDEBUG
  13 #include <debug.h>
  14
  15 #if 0
  16 NTSTATUS
  17 (NTAPI *IoGetDeviceInterfaces_Func)(
  18    IN CONST GUID *InterfaceClassGuid,
  19    IN PDEVICE_OBJECT PhysicalDeviceObject OPTIONAL,
  20    IN ULONG Flags,
  21    OUT PWSTR *SymbolicLinkList);
  22
  23 NTSTATUS NTAPI
  24 ReactOS_IoGetDeviceInterfaces(
  25    IN CONST GUID *InterfaceClassGuid,
  26    IN PDEVICE_OBJECT PhysicalDeviceObject OPTIONAL,
  27    IN ULONG Flags,
  28    OUT PWSTR *SymbolicLinkList);
  29 #endif /* 0 */
  30
  31 static VOID DeviceInterfaceTest_Func()
  32 {
  33    NTSTATUS Status;
  34    PWSTR SymbolicLinkList;
  35    PWSTR SymbolicLinkListPtr;
  36    GUID Guid = {0x378de44c, 0x56ef, 0x11d1, {0xbc, 0x8c, 0x00, 0xa0, 0xc9, 0x14, 0x05, 0xdd}};
  37
  38    Status = IoGetDeviceInterfaces(
  39       &Guid,
  40       NULL,
  41       0,
  42       &SymbolicLinkList);
  43
  44    ok(NT_SUCCESS(Status),
  45          "IoGetDeviceInterfaces failed with status 0x%X\n",
  46          (unsigned int)Status);
  47    if (!NT_SUCCESS(Status))
  48    {
  49       return;
  50    }
  51
  52    DPRINT("IoGetDeviceInterfaces results:\n");
  53    for (SymbolicLinkListPtr = SymbolicLinkList;
  54         SymbolicLinkListPtr[0] != 0 && SymbolicLinkListPtr[1] != 0;
  55         SymbolicLinkListPtr += wcslen(SymbolicLinkListPtr) + 1)
  56    {
  57       DPRINT1("Symbolic Link: %S\n", SymbolicLinkListPtr);
  58    }
  59
  60 #if 0
  61    DPRINT("[PnP Test] Trying to get aliases\n");
  62
  63    for (SymbolicLinkListPtr = SymbolicLinkList;
  64         SymbolicLinkListPtr[0] != 0 && SymbolicLinkListPtr[1] != 0;
  65         SymbolicLinkListPtr += wcslen(SymbolicLinkListPtr) + 1)
  66    {
  67       UNICODE_STRING SymbolicLink;
  68       UNICODE_STRING AliasSymbolicLink;
  69
  70       SymbolicLink.Buffer = SymbolicLinkListPtr;
  71       SymbolicLink.Length = SymbolicLink.MaximumLength = wcslen(SymbolicLinkListPtr);
  72       RtlInitUnicodeString(&AliasSymbolicLink, NULL);
  73       IoGetDeviceInterfaceAlias(
  74          &SymbolicLink,
  75          &AliasGuid,
  76          &AliasSymbolicLink);
  77       if (AliasSymbolicLink.Buffer != NULL)
  78       {
  79          DPRINT("[PnP Test] Original: %S\n", SymbolicLinkListPtr);
  80          DPRINT("[PnP Test] Alias: %S\n", AliasSymbolicLink.Buffer);
  81       }
  82    }
  83 #endif
  84
  85    ExFreePool(SymbolicLinkList);
  86 }
  87
  88 START_TEST(IoDeviceInterface)
  89 {
  90     GUID Guid = {0x378de44c, 0x56ef, 0x11d1, {0xbc, 0x8c, 0x00, 0xa0, 0xc9, 0x14, 0x05, 0xdd}};
  91     DEVICE_OBJECT DeviceObject;
  92     EXTENDED_DEVOBJ_EXTENSION DeviceObjectExtension;
  93     DEVICE_NODE DeviceNode;
  94     UNICODE_STRING SymbolicLinkName;
  95     NTSTATUS Status;
  96
  97     RtlInitUnicodeString(&SymbolicLinkName, L"");
  98
  99     // Prepare our surrogate of a Device Object
 100     DeviceObject.DeviceObjectExtension = (PDEVOBJ_EXTENSION)&DeviceObjectExtension;
 101
 102     // 1. DeviceNode = NULL
 103     DeviceObjectExtension.DeviceNode = NULL;
 104     Status = IoRegisterDeviceInterface(&DeviceObject, &Guid, NULL,
 105         &SymbolicLinkName);
 106
 107     ok(Status == STATUS_INVALID_DEVICE_REQUEST,
 108         "IoRegisterDeviceInterface returned 0x%08lX\n", Status);
 109
 110     // 2. DeviceNode->InstancePath is of a null length
 111     DeviceObjectExtension.DeviceNode = &DeviceNode;
 112     DeviceNode.InstancePath.Length = 0;
 113     Status = IoRegisterDeviceInterface(&DeviceObject, &Guid, NULL,
 114         &SymbolicLinkName);
 115
 116     ok(Status == STATUS_INVALID_DEVICE_REQUEST,
 117         "IoRegisterDeviceInterface returned 0x%08lX\n", Status);
 118
 119     DeviceInterfaceTest_Func();
 120 }