ReactOS  0.4.15-dev-4917-g934e521
misc.c File Reference
#include "i8042prt.h"
#include <debug.h>
Include dependency graph for misc.c:

Go to the source code of this file.

Functions

NTSTATUS NTAPI ForwardIrpAndForget (IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
 
NTSTATUS DuplicateUnicodeString (IN ULONG Flags, IN PCUNICODE_STRING SourceString, OUT PUNICODE_STRING DestinationString)
 

Function Documentation

◆ DuplicateUnicodeString()

NTSTATUS DuplicateUnicodeString ( IN ULONG  Flags,
IN PCUNICODE_STRING  SourceString,
OUT PUNICODE_STRING  DestinationString 
)

Definition at line 31 of file misc.c.

35 {
40  {
42  }
43 
44 
45  if ((SourceString->Length == 0)
48  {
52  }
53  else
54  {
55  USHORT DestMaxLength = SourceString->Length;
56 
58  DestMaxLength += sizeof(UNICODE_NULL);
59 
62  return STATUS_NO_MEMORY;
63 
66  DestinationString->MaximumLength = DestMaxLength;
67 
70  }
71 
72  return STATUS_SUCCESS;
73 }
#define STATUS_INVALID_PARAMETER
Definition: udferr_usr.h:135
#define RTL_DUPLICATE_UNICODE_STRING_ALLOCATE_NULL_STRING
Definition: green.h:16
unsigned short Length
Definition: sprintf.c:451
#define I8042PRT_TAG
Definition: i8042prt.h:12
void * Buffer
Definition: sprintf.c:453
#define UNICODE_NULL
_Out_ _Inout_ POEM_STRING DestinationString
Definition: rtlfuncs.h:1895
_Must_inspect_result_ _In_ ULONG Flags
Definition: wsk.h:170
__wchar_t WCHAR
Definition: xmlstorage.h:180
#define RTL_DUPLICATE_UNICODE_STRING_NULL_TERMINATE
Definition: green.h:15
#define ExAllocatePoolWithTag(hernya, size, tag)
Definition: env_spec_w32.h:350
_Out_ _Inout_ POEM_STRING _In_ PCUNICODE_STRING SourceString
Definition: rtlfuncs.h:1895
unsigned short USHORT
Definition: pedump.c:61
#define STATUS_NO_MEMORY
Definition: ntstatus.h:260
#define NULL
Definition: types.h:112
#define RtlCopyMemory(Destination, Source, Length)
Definition: typedefs.h:263
#define STATUS_SUCCESS
Definition: shellext.h:65
unsigned short MaximumLength
Definition: sprintf.c:452

◆ ForwardIrpAndForget()

NTSTATUS NTAPI ForwardIrpAndForget ( IN PDEVICE_OBJECT  DeviceObject,
IN PIRP  Irp 
)

Definition at line 18 of file misc.c.

21 {
22  PDEVICE_OBJECT LowerDevice = ((PFDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension)->LowerDevice;
23 
24  ASSERT(LowerDevice);
25 
27  return IoCallDriver(LowerDevice, Irp);
28 }
struct _FDO_DEVICE_EXTENSION * PFDO_DEVICE_EXTENSION
_In_ PDEVICE_OBJECT DeviceObject
Definition: wdfdevice.h:2055
_In_ PIRP Irp
Definition: csq.h:116
#define ASSERT(a)
Definition: mode.c:44
NTSTATUS NTAPI IoCallDriver(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
Definition: irp.c:1218
#define IoSkipCurrentIrpStackLocation(Irp)
Definition: ntifs_ex.h:421