ReactOS 0.4.15-dev-6679-g945ee4b
rtl.h File Reference

Go to the source code of this file.

Macros

#define RTL_FIND_CHAR_IN_UNICODE_STRING_START_AT_END   1
 
#define RTL_FIND_CHAR_IN_UNICODE_STRING_COMPLEMENT_CHAR_SET   2
 
#define RTL_FIND_CHAR_IN_UNICODE_STRING_CASE_INSENSITIVE   4
 

Functions

NTSTATUS NTAPI RtlQueryAtomListInAtomTable (IN PRTL_ATOM_TABLE AtomTable, IN ULONG MaxAtomCount, OUT ULONG *AtomCount, OUT RTL_ATOM *AtomList)
 
VOID NTAPI RtlInitializeRangeListPackage (VOID)
 
NTSTATUS NTAPI RtlFindCharInUnicodeString (_In_ ULONG Flags, _In_ PCUNICODE_STRING SearchString, _In_ PCUNICODE_STRING MatchString, _Out_ PUSHORT Position)
 
 _IRQL_requires_max_ (APC_LEVEL) ULONG NTAPI RtlRosGetAppcompatVersion(VOID)
 

Macro Definition Documentation

◆ RTL_FIND_CHAR_IN_UNICODE_STRING_CASE_INSENSITIVE

#define RTL_FIND_CHAR_IN_UNICODE_STRING_CASE_INSENSITIVE   4

Definition at line 27 of file rtl.h.

◆ RTL_FIND_CHAR_IN_UNICODE_STRING_COMPLEMENT_CHAR_SET

#define RTL_FIND_CHAR_IN_UNICODE_STRING_COMPLEMENT_CHAR_SET   2

Definition at line 26 of file rtl.h.

◆ RTL_FIND_CHAR_IN_UNICODE_STRING_START_AT_END

#define RTL_FIND_CHAR_IN_UNICODE_STRING_START_AT_END   1

Definition at line 25 of file rtl.h.

Function Documentation

◆ _IRQL_requires_max_()

_IRQL_requires_max_ ( APC_LEVEL  )

Definition at line 197 of file cddata.c.

254{
255 THREAD_CONTEXT ThreadContext = {0};
256 PIRP_CONTEXT IrpContext = NULL;
258
259#ifdef CD_SANITY
260 PVOID PreviousTopLevel;
261#endif
262
264
265#if DBG
266
267 KIRQL SaveIrql = KeGetCurrentIrql();
268
269#endif
270
272
274
276
277#ifdef CD_SANITY
278 PreviousTopLevel = IoGetTopLevelIrp();
279#endif
280
281 //
282 // Loop until this request has been completed or posted.
283 //
284
285 do {
286
287 //
288 // Use a try-except to handle the exception cases.
289 //
290
291 _SEH2_TRY {
292
293 //
294 // If the IrpContext is NULL then this is the first pass through
295 // this loop.
296 //
297
298 if (IrpContext == NULL) {
299
300 //
301 // Decide if this request is waitable an allocate the IrpContext.
302 // If the file object in the stack location is NULL then this
303 // is a mount which is always waitable. Otherwise we look at
304 // the file object flags.
305 //
306
308
309 Wait = TRUE;
310
311 } else {
312
313 Wait = CanFsdWait( Irp );
314 }
315
316 IrpContext = CdCreateIrpContext( Irp, Wait );
317
318 //
319 // Update the thread context information.
320 //
321
322 CdSetThreadContext( IrpContext, &ThreadContext );
323
324#ifdef CD_SANITY
325 NT_ASSERT( !CdTestTopLevel ||
326 SafeNodeType( IrpContext->TopLevel ) == CDFS_NTC_IRP_CONTEXT );
327#endif
328
329 //
330 // Otherwise cleanup the IrpContext for the retry.
331 //
332
333 } else {
334
335 //
336 // Set the MORE_PROCESSING flag to make sure the IrpContext
337 // isn't inadvertently deleted here. Then cleanup the
338 // IrpContext to perform the retry.
339 //
340
341 SetFlag( IrpContext->Flags, IRP_CONTEXT_FLAG_MORE_PROCESSING );
342 CdCleanupIrpContext( IrpContext, FALSE );
343 }
344
345 //
346 // Case on the major irp code.
347 //
348
349 switch (IrpContext->MajorFunction) {
350
351 case IRP_MJ_CREATE :
352
353 Status = CdCommonCreate( IrpContext, Irp );
354 break;
355
356 case IRP_MJ_CLOSE :
357
358 Status = CdCommonClose( IrpContext, Irp );
359 break;
360
361 case IRP_MJ_READ :
362
363 //
364 // If this is an Mdl complete request, don't go through
365 // common read.
366 //
367
368 if (FlagOn( IrpContext->MinorFunction, IRP_MN_COMPLETE )) {
369
370 Status = CdCompleteMdl( IrpContext, Irp );
371
372 } else {
373
374 Status = CdCommonRead( IrpContext, Irp );
375 }
376
377 break;
378
379 case IRP_MJ_WRITE :
380
381 Status = CdCommonWrite( IrpContext, Irp );
382 break;
383
385
386 Status = CdCommonQueryInfo( IrpContext, Irp );
387 break;
388
390
391 Status = CdCommonSetInfo( IrpContext, Irp );
392 break;
393
395
396 Status = CdCommonQueryVolInfo( IrpContext, Irp );
397 break;
398
400
401 Status = CdCommonDirControl( IrpContext, Irp );
402 break;
403
405
406 Status = CdCommonFsControl( IrpContext, Irp );
407 break;
408
410
411 Status = CdCommonDevControl( IrpContext, Irp );
412 break;
413
415
416 Status = CdCommonLockControl( IrpContext, Irp );
417 break;
418
419 case IRP_MJ_CLEANUP :
420
421 Status = CdCommonCleanup( IrpContext, Irp );
422 break;
423
424 case IRP_MJ_PNP :
425
426 Status = CdCommonPnp( IrpContext, Irp );
427 break;
428
429 case IRP_MJ_SHUTDOWN :
430
431 Status = CdCommonShutdown( IrpContext, Irp );
432 break;
433
434 default :
435
437 CdCompleteRequest( IrpContext, Irp, Status );
438 }
439
441
442 Status = CdProcessException( IrpContext, Irp, _SEH2_GetExceptionCode() );
443 } _SEH2_END;
444
445 } while (Status == STATUS_CANT_WAIT);
446
447#ifdef CD_SANITY
448 NT_ASSERT( !CdTestTopLevel ||
449 (PreviousTopLevel == IoGetTopLevelIrp()) );
450#endif
451
453
454 NT_ASSERT( SaveIrql == KeGetCurrentIrql( ));
455
456 return Status;
457}
unsigned char BOOLEAN
LONG NTSTATUS
Definition: precomp.h:26
VOID CdCompleteRequest(_Inout_opt_ PIRP_CONTEXT IrpContext, _Inout_opt_ PIRP Irp, _In_ NTSTATUS Status)
Definition: cddata.c:914
LONG CdExceptionFilter(_Inout_ PIRP_CONTEXT IrpContext, _In_ PEXCEPTION_POINTERS ExceptionPointer)
Definition: cddata.c:525
VOID CdSetThreadContext(_Inout_ PIRP_CONTEXT IrpContext, _In_ PTHREAD_CONTEXT ThreadContext)
Definition: cddata.c:981
#define ASSERT_OPTIONAL_IRP(I)
Definition: cddata.h:251
NTSTATUS CdCompleteMdl(_In_ PIRP_CONTEXT IrpContext, _Inout_ PIRP Irp)
Definition: cachesup.c:411
VOID CdCleanupIrpContext(_In_ PIRP_CONTEXT IrpContext, _In_ BOOLEAN Post)
Definition: strucsup.c:1733
#define CanFsdWait(I)
Definition: cdprocs.h:2001
NTSTATUS CdCommonLockControl(_Inout_ PIRP_CONTEXT IrpContext, _Inout_ PIRP Irp)
Definition: lockctrl.c:35
NTSTATUS CdCommonDevControl(_Inout_ PIRP_CONTEXT IrpContext, _Inout_ PIRP Irp)
Definition: devctrl.c:46
_Ret_valid_ PIRP_CONTEXT CdCreateIrpContext(_In_ PIRP Irp, _In_ BOOLEAN Wait)
Definition: strucsup.c:1573
#define IRP_MJ_PNP
Definition: cdrw_usr.h:52
#define IRP_CONTEXT_FLAG_MORE_PROCESSING
Definition: cdstruc.h:1214
_In_ PIRP Irp
Definition: csq.h:116
#define NULL
Definition: types.h:112
#define TRUE
Definition: types.h:120
#define FALSE
Definition: types.h:117
#define CDFS_NTC_IRP_CONTEXT
Definition: nodetype.h:34
#define SafeNodeType(Ptr)
Definition: nodetype.h:54
UCHAR KIRQL
Definition: env_spec_w32.h:591
#define KeGetCurrentIrql()
Definition: env_spec_w32.h:706
#define SetFlag(_F, _SF)
Definition: ext2fs.h:187
#define FlagOn(_F, _SF)
Definition: ext2fs.h:179
#define _SEH2_END
Definition: filesup.c:22
#define _SEH2_TRY
Definition: filesup.c:19
#define FsRtlEnterFileSystem
#define FsRtlExitFileSystem
Status
Definition: gdiplustypes.h:25
#define UNREFERENCED_PARAMETER(P)
Definition: ntbasedef.h:317
PIRP NTAPI IoGetTopLevelIrp(VOID)
Definition: irp.c:1843
#define STATUS_CANT_WAIT
Definition: ntstatus.h:452
#define _SEH2_GetExceptionCode()
Definition: pseh2_64.h:159
#define _SEH2_EXCEPT(...)
Definition: pseh2_64.h:34
#define _SEH2_GetExceptionInformation()
Definition: pseh2_64.h:158
#define IRP_MJ_DIRECTORY_CONTROL
Definition: rdpdr.c:51
#define IRP_MJ_CLOSE
Definition: rdpdr.c:45
#define IRP_MJ_READ
Definition: rdpdr.c:46
#define IRP_MJ_DEVICE_CONTROL
Definition: rdpdr.c:52
#define IRP_MJ_QUERY_VOLUME_INFORMATION
Definition: rdpdr.c:50
#define IRP_MJ_LOCK_CONTROL
Definition: rdpdr.c:53
#define IRP_MJ_WRITE
Definition: rdpdr.c:47
#define IRP_MJ_SET_INFORMATION
Definition: rdpdr.c:49
#define IRP_MJ_CREATE
Definition: rdpdr.c:44
#define IRP_MJ_QUERY_INFORMATION
Definition: rdpdr.c:48
#define STATUS_INVALID_DEVICE_REQUEST
Definition: udferr_usr.h:138
_In_ PDEVICE_OBJECT DeviceObject
Definition: wdfdevice.h:2055
_In_ WDFREQUEST _In_ WDFFILEOBJECT FileObject
Definition: wdfdevice.h:550
_In_ WDFDPC _In_ BOOLEAN Wait
Definition: wdfdpc.h:170
__drv_aliasesMem FORCEINLINE PIO_STACK_LOCATION IoGetCurrentIrpStackLocation(_In_ PIRP Irp)
Definition: iofuncs.h:2793
#define IRP_MN_COMPLETE
Definition: iotypes.h:4420
#define IRP_MJ_FILE_SYSTEM_CONTROL
#define IRP_MJ_SHUTDOWN
#define IRP_MJ_CLEANUP
#define NT_ASSERT
Definition: rtlfuncs.h:3310

◆ RtlFindCharInUnicodeString()

◆ RtlInitializeRangeListPackage()

VOID NTAPI RtlInitializeRangeListPackage ( VOID  )

Definition at line 62 of file libsupp.c.

63{
64 /* Setup the lookaside list for allocations (not used yet) */
66 NULL,
67 NULL,
69 sizeof(RTL_RANGE_ENTRY),
70 'elRR',
71 16);
72}
VOID NTAPI ExInitializePagedLookasideList(IN PPAGED_LOOKASIDE_LIST Lookaside, IN PALLOCATE_FUNCTION Allocate OPTIONAL, IN PFREE_FUNCTION Free OPTIONAL, IN ULONG Flags, IN SIZE_T Size, IN ULONG Tag, IN USHORT Depth)
Definition: lookas.c:270
PAGED_LOOKASIDE_LIST RtlpRangeListEntryLookasideList
Definition: libsupp.c:24
Definition: libsupp.c:19
#define POOL_COLD_ALLOCATION

Referenced by Phase1InitializationDiscard().

◆ RtlQueryAtomListInAtomTable()

NTSTATUS NTAPI RtlQueryAtomListInAtomTable ( IN PRTL_ATOM_TABLE  AtomTable,
IN ULONG  MaxAtomCount,
OUT ULONG AtomCount,
OUT RTL_ATOM AtomList 
)

Definition at line 704 of file atom.c.

709{
710 PRTL_ATOM_TABLE_ENTRY *CurrentBucket, *LastBucket;
711 PRTL_ATOM_TABLE_ENTRY CurrentEntry;
712 ULONG Atoms = 0;
714
715 RtlpLockAtomTable(AtomTable);
716
717 LastBucket = AtomTable->Buckets + AtomTable->NumberOfBuckets;
718 for (CurrentBucket = AtomTable->Buckets;
719 CurrentBucket != LastBucket;
720 CurrentBucket++)
721 {
722 CurrentEntry = *CurrentBucket;
723
724 while (CurrentEntry != NULL)
725 {
726 if (MaxAtomCount > 0)
727 {
728 *(AtomList++) = (RTL_ATOM)CurrentEntry->Atom;
729 MaxAtomCount--;
730 }
731 else
732 {
733 /* buffer too small, but don't bail. we need to determine the
734 total number of atoms in the table! */
736 }
737
738 Atoms++;
739 CurrentEntry = CurrentEntry->HashLink;
740 }
741 }
742
743 *AtomCount = Atoms;
744
745 RtlpUnlockAtomTable(AtomTable);
746
747 return Status;
748}
unsigned short RTL_ATOM
Definition: atom.c:42
BOOLEAN RtlpLockAtomTable(PRTL_ATOM_TABLE AtomTable)
Definition: libsupp.c:377
VOID RtlpUnlockAtomTable(PRTL_ATOM_TABLE AtomTable)
Definition: libsupp.c:385
#define STATUS_SUCCESS
Definition: shellext.h:65
Definition: rtltypes.h:1672
USHORT Atom
Definition: rtltypes.h:1675
struct _RTL_ATOM_TABLE_ENTRY * HashLink
Definition: rtltypes.h:1673
uint32_t ULONG
Definition: typedefs.h:59
#define STATUS_INFO_LENGTH_MISMATCH
Definition: udferr_usr.h:133

Referenced by NtQueryInformationAtom().