ReactOS 0.4.15-dev-7897-g78dc504
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 NULL
Definition: types.h:112
#define ExAllocatePoolWithTag(hernya, size, tag)
Definition: env_spec_w32.h:350
#define PagedPool
Definition: env_spec_w32.h:308
#define RTL_DUPLICATE_UNICODE_STRING_ALLOCATE_NULL_STRING
Definition: green.h:16
#define RTL_DUPLICATE_UNICODE_STRING_NULL_TERMINATE
Definition: green.h:15
#define I8042PRT_TAG
Definition: i8042prt.h:12
_Out_ _Inout_ POEM_STRING _In_ PCUNICODE_STRING SourceString
Definition: rtlfuncs.h:1910
_Out_ _Inout_ POEM_STRING DestinationString
Definition: rtlfuncs.h:1909
#define UNICODE_NULL
#define STATUS_NO_MEMORY
Definition: ntstatus.h:260
unsigned short USHORT
Definition: pedump.c:61
#define STATUS_SUCCESS
Definition: shellext.h:65
unsigned short Length
Definition: sprintf.c:451
void * Buffer
Definition: sprintf.c:453
unsigned short MaximumLength
Definition: sprintf.c:452
#define RtlCopyMemory(Destination, Source, Length)
Definition: typedefs.h:263
#define STATUS_INVALID_PARAMETER
Definition: udferr_usr.h:135
_Must_inspect_result_ _In_ ULONG Flags
Definition: wsk.h:170
__wchar_t WCHAR
Definition: xmlstorage.h:180

◆ 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}
_In_ PIRP Irp
Definition: csq.h:116
struct _FDO_DEVICE_EXTENSION * PFDO_DEVICE_EXTENSION
#define ASSERT(a)
Definition: mode.c:44
#define IoSkipCurrentIrpStackLocation(Irp)
Definition: ntifs_ex.h:421
#define IoCallDriver
Definition: irp.c:1225
_In_ PDEVICE_OBJECT DeviceObject
Definition: wdfdevice.h:2055