ReactOS 0.4.15-dev-6068-g8061a6f
zwfile.c File Reference
#include <wdm.h>
#include <reactos/rossym.h>
#include "rossympriv.h"
Include dependency graph for zwfile.c:

Go to the source code of this file.

Macros

#define NTOSAPI
 

Functions

BOOLEAN RosSymZwReadFile (PVOID FileContext, PVOID Buffer, ULONG Size)
 
BOOLEAN RosSymZwSeekFile (PVOID FileContext, ULONG_PTR Position)
 

Macro Definition Documentation

◆ NTOSAPI

#define NTOSAPI

Definition at line 10 of file zwfile.c.

Function Documentation

◆ RosSymZwReadFile()

BOOLEAN RosSymZwReadFile ( PVOID  FileContext,
PVOID  Buffer,
ULONG  Size 
)

Definition at line 16 of file zwfile.c.

17{
20
21 Status = ZwReadFile(*((HANDLE *) FileContext),
22 NULL, NULL, NULL,
24 Buffer,
25 Size,
26 NULL, NULL);
27
29}
LONG NTSTATUS
Definition: precomp.h:26
_In_ PFCB _In_ PCD_NAME _In_ BOOLEAN _Inout_ PFILE_ENUM_CONTEXT FileContext
Definition: cdprocs.h:442
Definition: bufpool.h:45
#define NULL
Definition: types.h:112
#define NT_SUCCESS(StatCode)
Definition: apphelp.c:32
Status
Definition: gdiplustypes.h:25
static OUT PIO_STATUS_BLOCK IoStatusBlock
Definition: pipe.c:75
_Must_inspect_result_ _In_ WDFDEVICE _In_ PWDF_DEVICE_PROPERTY_DATA _In_ DEVPROPTYPE _In_ ULONG Size
Definition: wdfdevice.h:4533

◆ RosSymZwSeekFile()

BOOLEAN RosSymZwSeekFile ( PVOID  FileContext,
ULONG_PTR  Position 
)

Definition at line 32 of file zwfile.c.

33{
36 FILE_POSITION_INFORMATION NewPosition;
37
38 NewPosition.CurrentByteOffset.u.HighPart = 0;
39 NewPosition.CurrentByteOffset.u.LowPart = Position;
40 Status = ZwSetInformationFile(*((HANDLE *) FileContext),
42 (PVOID) &NewPosition,
45
46 return NT_SUCCESS(Status);
47}
@ FilePositionInformation
Definition: from_kernel.h:75
LARGE_INTEGER CurrentByteOffset
Definition: nt_native.h:955
static COORD Position
Definition: mouse.c:34
struct _LARGE_INTEGER::@2272 u