ReactOS  0.4.15-dev-5112-g22d8c0f
MmSection.c
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1 /*
2  * PROJECT: ReactOS kernel-mode tests
3  * LICENSE: GPLv2+ - See COPYING in the top level directory
4  * PURPOSE: Kernel-Mode Test Suite Section Object test
5  * PROGRAMMER: Thomas Faber <thomas.faber@reactos.org>
6  */
7 
8 #include <kmt_test.h>
9 
10 #define CheckObject(Handle, Pointers, Handles) do \
11 { \
12  PUBLIC_OBJECT_BASIC_INFORMATION ObjectInfo; \
13  Status = ZwQueryObject(Handle, ObjectBasicInformation, \
14  &ObjectInfo, sizeof ObjectInfo, NULL); \
15  ok_eq_hex(Status, STATUS_SUCCESS); \
16  ok_eq_ulong(ObjectInfo.PointerCount, Pointers); \
17  ok_eq_ulong(ObjectInfo.HandleCount, Handles); \
18 } while (0)
19 
20 #define CheckSection(SectionObject, SectionFlag) do \
21 { \
22  SECTION_BASIC_INFORMATION Sbi; \
23  HANDLE SectionHandle = NULL; \
24  NTSTATUS Status; \
25  if (skip(SectionObject != NULL && \
26  SectionObject != (PVOID)0x5555555555555555ULL, \
27  "No section object\n")) \
28  break; \
29  Status = ObOpenObjectByPointer(SectionObject, OBJ_KERNEL_HANDLE, \
30  NULL, 0, MmSectionObjectType, \
31  KernelMode, &SectionHandle); \
32  ok_eq_hex(Status, STATUS_SUCCESS); \
33  ok(SectionHandle != NULL, "Section handle null\n"); \
34  if (!skip(NT_SUCCESS(Status) && SectionHandle, \
35  "No section handle\n")) \
36  { \
37  Status = ZwQuerySection(SectionHandle, SectionBasicInformation, \
38  &Sbi, sizeof Sbi, NULL); \
39  ok_eq_hex(Status, STATUS_SUCCESS); \
40  ok_eq_pointer(Sbi.BaseAddress, NULL); \
41  ok_eq_longlong(Sbi.Size.QuadPart, 1LL); \
42  ok_eq_hex(Sbi.Attributes, SectionFlag | SEC_FILE); \
43  ZwClose(SectionHandle); \
44  } \
45 } while (0)
46 
47 #define TestMapView(SectionObject, ExpectAtBase, ExpectM) do \
48 { \
49  NTSTATUS Status; \
50  PVOID BaseAddress = NULL; \
51  SIZE_T ViewSize = 0; \
52  LARGE_INTEGER SectionOffset; \
53  if (skip(SectionObject != NULL && \
54  SectionObject != (PVOID)0x5555555555555555ULL, \
55  "No section object\n")) \
56  break; \
57  \
58  SectionOffset.QuadPart = 0; \
59  Status = MmMapViewOfSection(SectionObject, PsGetCurrentProcess(), \
60  &BaseAddress, 0, 1, &SectionOffset, \
61  &ViewSize, ViewUnmap, 0, PAGE_READONLY); \
62  ok_eq_hex(Status, ExpectAtBase ? STATUS_SUCCESS : STATUS_IMAGE_NOT_AT_BASE);\
63  if (!skip(NT_SUCCESS(Status), "Section not mapped\n")) \
64  { \
65  ok((LONG_PTR)BaseAddress > 0, "BaseAddress = %p\n", BaseAddress); \
66  ok_eq_uint(*(PUCHAR)BaseAddress, ExpectM ? 'M' : 0); \
67  Status = MmUnmapViewOfSection(PsGetCurrentProcess(), BaseAddress); \
68  ok_eq_hex(Status, STATUS_SUCCESS); \
69  } \
70  BaseAddress = NULL; \
71  ViewSize = 0; \
72  Status = MmMapViewOfSection(SectionObject, PsGetCurrentProcess(), \
73  &BaseAddress, 0, 1, &SectionOffset, \
74  &ViewSize, ViewUnmap, 0, \
75  PAGE_READONLY | PAGE_NOCACHE); \
76  ok_eq_hex(Status, ExpectAtBase ? STATUS_SUCCESS : STATUS_IMAGE_NOT_AT_BASE);\
77  if (!skip(NT_SUCCESS(Status), "Section not mapped\n")) \
78  { \
79  ok((LONG_PTR)BaseAddress > 0, "BaseAddress = %p\n", BaseAddress); \
80  ok_eq_uint(*(PUCHAR)BaseAddress, ExpectM ? 'M' : 0); \
81  Status = MmUnmapViewOfSection(PsGetCurrentProcess(), BaseAddress); \
82  ok_eq_hex(Status, STATUS_SUCCESS); \
83  } \
84 } while (0)
85 
86 static
87 VOID
88 TestCreateSection(
89  IN HANDLE FileHandle1,
90  IN PFILE_OBJECT FileObject1,
91  IN HANDLE FileHandle2,
92  IN PFILE_OBJECT FileObject2)
93 {
94  NTSTATUS Status = STATUS_SUCCESS;
95  PVOID SectionObject;
96  LARGE_INTEGER MaximumSize;
97  ULONG PointerCount1, PointerCount2;
98 
99  KmtStartSeh()
100  Status = MmCreateSection(NULL, 0, NULL, NULL, 0, SEC_RESERVE, NULL, NULL);
101  KmtEndSeh(STATUS_SUCCESS);
102  ok_eq_hex(Status, STATUS_INVALID_PAGE_PROTECTION);
103 
104  if (!KmtIsCheckedBuild)
105  {
106  /* PAGE_NOACCESS and missing SEC_RESERVE/SEC_COMMIT/SEC_IMAGE assert */
107  KmtStartSeh()
108  Status = MmCreateSection(NULL, 0, NULL, NULL, PAGE_NOACCESS, SEC_RESERVE, NULL, NULL);
109  KmtEndSeh(STATUS_ACCESS_VIOLATION);
110 
111  KmtStartSeh()
112  Status = MmCreateSection(NULL, 0, NULL, NULL, PAGE_NOACCESS, 0, NULL, NULL);
113  KmtEndSeh(STATUS_ACCESS_VIOLATION);
114  }
115 
116  SectionObject = KmtInvalidPointer;
117  KmtStartSeh()
118  Status = MmCreateSection(&SectionObject, 0, NULL, NULL, 0, SEC_RESERVE, NULL, NULL);
119  KmtEndSeh(STATUS_SUCCESS);
120  ok_eq_hex(Status, STATUS_INVALID_PAGE_PROTECTION);
121  ok_eq_pointer(SectionObject, KmtInvalidPointer);
122 
123  if (SectionObject && SectionObject != KmtInvalidPointer)
124  ObDereferenceObject(SectionObject);
125 
126  KmtStartSeh()
127  Status = MmCreateSection(NULL, 0, NULL, NULL, PAGE_READONLY, SEC_RESERVE, NULL, NULL);
128  KmtEndSeh(STATUS_ACCESS_VIOLATION);
129 
130  SectionObject = KmtInvalidPointer;
131  KmtStartSeh()
132  Status = MmCreateSection(&SectionObject, 0, NULL, NULL, PAGE_READONLY, SEC_RESERVE, NULL, NULL);
133  KmtEndSeh(STATUS_ACCESS_VIOLATION);
134  ok_eq_pointer(SectionObject, KmtInvalidPointer);
135 
136  if (SectionObject && SectionObject != KmtInvalidPointer)
137  ObDereferenceObject(SectionObject);
138 
139  SectionObject = KmtInvalidPointer;
140  MaximumSize.QuadPart = 0;
141  KmtStartSeh()
142  Status = MmCreateSection(&SectionObject, 0, NULL, &MaximumSize, PAGE_READONLY, SEC_IMAGE, NULL, NULL);
143  KmtEndSeh(STATUS_SUCCESS);
144  ok_eq_hex(Status, STATUS_INVALID_FILE_FOR_SECTION);
145  ok_eq_longlong(MaximumSize.QuadPart, 0LL);
146  ok_eq_pointer(SectionObject, KmtInvalidPointer);
147 
148  if (SectionObject && SectionObject != KmtInvalidPointer)
149  ObDereferenceObject(SectionObject);
150 
151  MaximumSize.QuadPart = 0;
152  KmtStartSeh()
153  Status = MmCreateSection(NULL, 0, NULL, &MaximumSize, PAGE_READONLY, SEC_RESERVE, NULL, NULL);
154  KmtEndSeh(STATUS_SUCCESS);
155  ok_eq_hex(Status, STATUS_INVALID_PARAMETER_4);
156  ok_eq_longlong(MaximumSize.QuadPart, 0LL);
157 
158  if (SectionObject && SectionObject != KmtInvalidPointer)
159  ObDereferenceObject(SectionObject);
160 
161  MaximumSize.QuadPart = 1;
162  KmtStartSeh()
163  Status = MmCreateSection(NULL, 0, NULL, &MaximumSize, PAGE_READONLY, SEC_RESERVE, NULL, NULL);
164  KmtEndSeh(STATUS_ACCESS_VIOLATION);
165  ok_eq_longlong(MaximumSize.QuadPart, 1LL);
166 
167  if (SectionObject && SectionObject != KmtInvalidPointer)
168  ObDereferenceObject(SectionObject);
169 
170  SectionObject = KmtInvalidPointer;
171  MaximumSize.QuadPart = 0;
172  KmtStartSeh()
173  Status = MmCreateSection(&SectionObject, 0, NULL, &MaximumSize, PAGE_READONLY, SEC_RESERVE, NULL, NULL);
174  KmtEndSeh(STATUS_SUCCESS);
175  ok_eq_hex(Status, STATUS_INVALID_PARAMETER_4);
176  ok_eq_longlong(MaximumSize.QuadPart, 0LL);
177  ok_eq_pointer(SectionObject, KmtInvalidPointer);
178 
179  if (SectionObject && SectionObject != KmtInvalidPointer)
180  ObDereferenceObject(SectionObject);
181 
182  /* page file section */
183  SectionObject = KmtInvalidPointer;
184  MaximumSize.QuadPart = 1;
185  KmtStartSeh()
186  Status = MmCreateSection(&SectionObject, 0, NULL, &MaximumSize, PAGE_READONLY, SEC_RESERVE, NULL, NULL);
187  KmtEndSeh(STATUS_SUCCESS);
188  ok_eq_hex(Status, STATUS_SUCCESS);
189  ok_eq_longlong(MaximumSize.QuadPart, 1LL);
190  ok(SectionObject != KmtInvalidPointer, "Section object pointer untouched\n");
191  ok(SectionObject != NULL, "Section object pointer NULL\n");
192 
193  if (SectionObject && SectionObject != KmtInvalidPointer)
194  ObDereferenceObject(SectionObject);
195 
196  if (!skip(FileHandle1 != NULL && FileObject1 != NULL &&
197  FileHandle2 != NULL && FileObject2 != NULL, "No file handle or object\n"))
198  {
199  PointerCount1 = 3;
200  PointerCount2 = 3;
201  /* image section */
202  CheckObject(FileHandle2, PointerCount2, 1L);
203  SectionObject = KmtInvalidPointer;
204  MaximumSize.QuadPart = 1;
205  KmtStartSeh()
206  Status = MmCreateSection(&SectionObject, 0, NULL, &MaximumSize, PAGE_READONLY, SEC_IMAGE, FileHandle2, NULL);
207  KmtEndSeh(STATUS_SUCCESS);
208  ok_eq_hex(Status, STATUS_SUCCESS);
209  ok_eq_longlong(MaximumSize.QuadPart, 1LL);
210  ok(SectionObject != KmtInvalidPointer, "Section object pointer untouched\n");
211  ok(SectionObject != NULL, "Section object pointer NULL\n");
212  CheckObject(FileHandle2, PointerCount2, 1L);
213  CheckSection(SectionObject, SEC_IMAGE);
214  TestMapView(SectionObject, FALSE, TRUE);
215 
216  if (SectionObject && SectionObject != KmtInvalidPointer)
217  ObDereferenceObject(SectionObject);
218 
219  CheckObject(FileHandle2, PointerCount2, 1L);
220  SectionObject = KmtInvalidPointer;
221  MaximumSize.QuadPart = 1;
222  KmtStartSeh()
223  Status = MmCreateSection(&SectionObject, 0, NULL, &MaximumSize, PAGE_READONLY, SEC_IMAGE, NULL, FileObject2);
224  KmtEndSeh(STATUS_SUCCESS);
225  ok_eq_hex(Status, STATUS_SUCCESS);
226  ok_eq_longlong(MaximumSize.QuadPart, 1LL);
227  ok(SectionObject != KmtInvalidPointer, "Section object pointer untouched\n");
228  ok(SectionObject != NULL, "Section object pointer NULL\n");
229  ++PointerCount2;
230  CheckObject(FileHandle2, PointerCount2, 1L);
231  CheckSection(SectionObject, 0);
232  TestMapView(SectionObject, TRUE, TRUE);
233 
234  if (SectionObject && SectionObject != KmtInvalidPointer)
235  ObDereferenceObject(SectionObject);
236  //--PointerCount2; // ????
237 
238  CheckObject(FileHandle2, PointerCount2, 1L);
239  SectionObject = KmtInvalidPointer;
240  MaximumSize.QuadPart = 1;
241  KmtStartSeh()
242  Status = MmCreateSection(&SectionObject, 0, NULL, &MaximumSize, PAGE_READONLY, SEC_IMAGE, FileHandle2, FileObject2);
243  KmtEndSeh(STATUS_SUCCESS);
244  ok_eq_hex(Status, STATUS_SUCCESS);
245  ok_eq_longlong(MaximumSize.QuadPart, 1LL);
246  ok(SectionObject != KmtInvalidPointer, "Section object pointer untouched\n");
247  ok(SectionObject != NULL, "Section object pointer NULL\n");
248  CheckObject(FileHandle2, PointerCount2, 1L);
249  CheckSection(SectionObject, 0);
250  TestMapView(SectionObject, TRUE, TRUE);
251 
252  if (SectionObject && SectionObject != KmtInvalidPointer)
253  ObDereferenceObject(SectionObject);
254 
255  /* image section with inappropriate file */
256  CheckObject(FileHandle1, PointerCount1, 1L);
257  SectionObject = KmtInvalidPointer;
258  MaximumSize.QuadPart = 1;
259  KmtStartSeh()
260  Status = MmCreateSection(&SectionObject, 0, NULL, &MaximumSize, PAGE_READONLY, SEC_IMAGE, FileHandle1, NULL);
261  KmtEndSeh(STATUS_SUCCESS);
262  ok_eq_hex(Status, STATUS_INVALID_IMAGE_NOT_MZ);
263  ok_eq_longlong(MaximumSize.QuadPart, 1LL);
264  ok_eq_pointer(SectionObject, KmtInvalidPointer);
265  CheckObject(FileHandle1, PointerCount1, 1L);
266 
267  if (SectionObject && SectionObject != KmtInvalidPointer)
268  ObDereferenceObject(SectionObject);
269 
270  CheckObject(FileHandle1, PointerCount1, 1L);
271  SectionObject = KmtInvalidPointer;
272  MaximumSize.QuadPart = 1;
273  KmtStartSeh()
274  Status = MmCreateSection(&SectionObject, 0, NULL, &MaximumSize, PAGE_READONLY, SEC_IMAGE, NULL, FileObject1);
275  KmtEndSeh(STATUS_SUCCESS);
276  ok_eq_hex(Status, STATUS_SUCCESS);
277  ok_eq_longlong(MaximumSize.QuadPart, 1LL);
278  ok(SectionObject != KmtInvalidPointer, "Section object pointer untouched\n");
279  ok(SectionObject != NULL, "Section object pointer NULL\n");
280  ++PointerCount1;
281  CheckObject(FileHandle1, PointerCount1, 1L);
282  CheckSection(SectionObject, 0);
283  TestMapView(SectionObject, TRUE, FALSE);
284 
285  if (SectionObject && SectionObject != KmtInvalidPointer)
286  ObDereferenceObject(SectionObject);
287  //--PointerCount1; // ????
288 
289  CheckObject(FileHandle1, PointerCount1, 1L);
290  SectionObject = KmtInvalidPointer;
291  MaximumSize.QuadPart = 1;
292  KmtStartSeh()
293  Status = MmCreateSection(&SectionObject, 0, NULL, &MaximumSize, PAGE_READONLY, SEC_IMAGE, FileHandle1, FileObject1);
294  KmtEndSeh(STATUS_SUCCESS);
295  ok_eq_hex(Status, STATUS_SUCCESS);
296  ok_eq_longlong(MaximumSize.QuadPart, 1LL);
297  ok(SectionObject != KmtInvalidPointer, "Section object pointer untouched\n");
298  ok(SectionObject != NULL, "Section object pointer NULL\n");
299  CheckObject(FileHandle1, PointerCount1, 1L);
300  CheckSection(SectionObject, 0);
301  TestMapView(SectionObject, TRUE, FALSE);
302 
303  if (SectionObject && SectionObject != KmtInvalidPointer)
304  ObDereferenceObject(SectionObject);
305 
306  /* image section with two different files */
307  CheckObject(FileHandle1, PointerCount1, 1L);
308  SectionObject = KmtInvalidPointer;
309  MaximumSize.QuadPart = 1;
310  KmtStartSeh()
311  Status = MmCreateSection(&SectionObject, 0, NULL, &MaximumSize, PAGE_READONLY, SEC_IMAGE, FileHandle1, FileObject2);
312  KmtEndSeh(STATUS_SUCCESS);
313  ok_eq_hex(Status, STATUS_SUCCESS);
314  ok_eq_longlong(MaximumSize.QuadPart, 1LL);
315  ok(SectionObject != KmtInvalidPointer, "Section object pointer untouched\n");
316  ok(SectionObject != NULL, "Section object pointer NULL\n");
317  CheckObject(FileHandle1, PointerCount1, 1L);
318  CheckObject(FileHandle2, PointerCount2, 1L);
319  CheckSection(SectionObject, 0);
320  TestMapView(SectionObject, TRUE, TRUE);
321 
322  if (SectionObject && SectionObject != KmtInvalidPointer)
323  ObDereferenceObject(SectionObject);
324 
325  CheckObject(FileHandle1, PointerCount1, 1L);
326  SectionObject = KmtInvalidPointer;
327  MaximumSize.QuadPart = 1;
328  KmtStartSeh()
329  Status = MmCreateSection(&SectionObject, 0, NULL, &MaximumSize, PAGE_READONLY, SEC_IMAGE, FileHandle2, FileObject1);
330  KmtEndSeh(STATUS_SUCCESS);
331  ok_eq_hex(Status, STATUS_SUCCESS);
332  ok_eq_longlong(MaximumSize.QuadPart, 1LL);
333  ok(SectionObject != KmtInvalidPointer, "Section object pointer untouched\n");
334  ok(SectionObject != NULL, "Section object pointer NULL\n");
335  CheckObject(FileHandle1, PointerCount1, 1L);
336  CheckObject(FileHandle2, PointerCount2, 1L);
337  CheckSection(SectionObject, 0);
338  TestMapView(SectionObject, TRUE, FALSE);
339 
340  if (SectionObject && SectionObject != KmtInvalidPointer)
341  ObDereferenceObject(SectionObject);
342 
343  /* data file section */
344  CheckObject(FileHandle1, PointerCount1, 1L);
345  SectionObject = KmtInvalidPointer;
346  MaximumSize.QuadPart = 1;
347  KmtStartSeh()
348  Status = MmCreateSection(&SectionObject, 0, NULL, &MaximumSize, PAGE_READONLY, SEC_RESERVE, FileHandle1, NULL);
349  KmtEndSeh(STATUS_SUCCESS);
350  ok_eq_hex(Status, STATUS_SUCCESS);
351  ok_eq_longlong(MaximumSize.QuadPart, 1LL);
352  ok(SectionObject != KmtInvalidPointer, "Section object pointer untouched\n");
353  ok(SectionObject != NULL, "Section object pointer NULL\n");
354  CheckObject(FileHandle1, PointerCount1, 1L);
355  CheckSection(SectionObject, 0);
356  TestMapView(SectionObject, TRUE, FALSE);
357 
358  if (SectionObject && SectionObject != KmtInvalidPointer)
359  ObDereferenceObject(SectionObject);
360 
361  CheckObject(FileHandle1, PointerCount1, 1L);
362  SectionObject = KmtInvalidPointer;
363  MaximumSize.QuadPart = 1;
364  KmtStartSeh()
365  Status = MmCreateSection(&SectionObject, 0, NULL, &MaximumSize, PAGE_READONLY, SEC_RESERVE, NULL, FileObject1);
366  KmtEndSeh(STATUS_SUCCESS);
367  ok_eq_hex(Status, STATUS_SUCCESS);
368  ok_eq_longlong(MaximumSize.QuadPart, 1LL);
369  ok(SectionObject != KmtInvalidPointer, "Section object pointer untouched\n");
370  ok(SectionObject != NULL, "Section object pointer NULL\n");
371  CheckObject(FileHandle1, PointerCount1, 1L);
372  CheckSection(SectionObject, 0);
373  TestMapView(SectionObject, TRUE, FALSE);
374 
375  if (SectionObject && SectionObject != KmtInvalidPointer)
376  ObDereferenceObject(SectionObject);
377 
378  CheckObject(FileHandle1, PointerCount1, 1L);
379  SectionObject = KmtInvalidPointer;
380  MaximumSize.QuadPart = 1;
381  KmtStartSeh()
382  Status = MmCreateSection(&SectionObject, 0, NULL, &MaximumSize, PAGE_READONLY, SEC_RESERVE, FileHandle1, FileObject1);
383  KmtEndSeh(STATUS_SUCCESS);
384  ok_eq_hex(Status, STATUS_SUCCESS);
385  ok_eq_longlong(MaximumSize.QuadPart, 1LL);
386  ok(SectionObject != KmtInvalidPointer, "Section object pointer untouched\n");
387  ok(SectionObject != NULL, "Section object pointer NULL\n");
388  CheckObject(FileHandle1, PointerCount1, 1L);
389  CheckSection(SectionObject, 0);
390  TestMapView(SectionObject, TRUE, FALSE);
391 
392  if (SectionObject && SectionObject != KmtInvalidPointer)
393  ObDereferenceObject(SectionObject);
394 
395  CheckObject(FileHandle1, PointerCount1, 1L);
396  }
397 }
398 
399 static
400 VOID
401 TestPhysicalMemorySection(VOID)
402 {
403  NTSTATUS Status;
404  UNICODE_STRING SectionName = RTL_CONSTANT_STRING(L"\\Device\\PhysicalMemory");
405  OBJECT_ATTRIBUTES ObjectAttributes;
406  HANDLE SectionHandle;
407  PVOID SectionObject;
408  PUCHAR MyPage;
409  PHYSICAL_ADDRESS MyPagePhysical;
410  PUCHAR ZeroPageContents;
411  PHYSICAL_ADDRESS ZeroPagePhysical;
412  PHYSICAL_ADDRESS PhysicalAddress;
413  PVOID Mapping;
414  SYSTEM_BASIC_INFORMATION BasicInfo;
415  PUCHAR MappingBytes;
416  SIZE_T ViewSize;
417  SIZE_T EqualBytes;
418  struct
419  {
420  PVOID Mapping;
421  PHYSICAL_ADDRESS PhysicalAddress;
422  SIZE_T ViewSize;
423  } *UserStruct;
424  PVOID UserMem;
425  SIZE_T UserSize;
426 
427  MyPage = ExAllocatePoolWithTag(NonPagedPool, PAGE_SIZE, 'MPmK');
428  if (skip(MyPage != NULL, "Out of memory\n"))
429  return;
430  MyPagePhysical = MmGetPhysicalAddress(MyPage);
431  RtlFillMemory(MyPage + 0 * PAGE_SIZE / 4, PAGE_SIZE / 4, 0x23);
432  RtlFillMemory(MyPage + 1 * PAGE_SIZE / 4, PAGE_SIZE / 4, 0x67);
433  RtlFillMemory(MyPage + 2 * PAGE_SIZE / 4, PAGE_SIZE / 4, 0xab);
434  RtlFillMemory(MyPage + 3 * PAGE_SIZE / 4, PAGE_SIZE / 4, 0xef);
435 
436  ZeroPageContents = ExAllocatePoolWithTag(PagedPool, PAGE_SIZE, 'ZPmK');
437  if (skip(ZeroPageContents != NULL, "Out of memory\n"))
438  {
439  ExFreePoolWithTag(MyPage, 'MPmK');
440  return;
441  }
442  ZeroPagePhysical.QuadPart = 0;
443 
444  Mapping = MmMapIoSpace(ZeroPagePhysical, PAGE_SIZE, MmCached);
445  if (skip(Mapping != NULL, "Failed to map zero page\n"))
446  {
447  ExFreePoolWithTag(ZeroPageContents, 'ZPmK');
448  ExFreePoolWithTag(MyPage, 'MPmK');
449  return;
450  }
451 
452  RtlCopyMemory(ZeroPageContents, Mapping, PAGE_SIZE);
453  MmUnmapIoSpace(Mapping, PAGE_SIZE);
454 
455  InitializeObjectAttributes(&ObjectAttributes,
456  &SectionName,
457  0,
458  NULL,
459  NULL);
460  Status = ZwOpenSection(&SectionHandle, SECTION_ALL_ACCESS, &ObjectAttributes);
461  ok_eq_hex(Status, STATUS_SUCCESS);
462  if (!skip(NT_SUCCESS(Status), "No section\n"))
463  {
464  /* Map zero page and compare */
465  Mapping = NULL;
466  ViewSize = PAGE_SIZE;
467  Status = ZwMapViewOfSection(SectionHandle,
468  ZwCurrentProcess(),
469  &Mapping,
470  0,
471  0,
472  &ZeroPagePhysical,
473  &ViewSize,
474  ViewUnmap,
475  0,
476  PAGE_READWRITE);
477  ok_eq_hex(Status, STATUS_SUCCESS);
478  if (!skip(NT_SUCCESS(Status), "No view\n"))
479  {
480  ok((LONG_PTR)Mapping > 0, "Mapping = %p\n", Mapping);
481  EqualBytes = RtlCompareMemory(Mapping,
482  ZeroPageContents,
483  PAGE_SIZE);
484  ok_eq_size(EqualBytes, PAGE_SIZE);
485  Status = ZwUnmapViewOfSection(ZwCurrentProcess(), Mapping);
486  ok_eq_hex(Status, STATUS_SUCCESS);
487  }
488 
489  /* Map the zero page non-cached */
490  Mapping = NULL;
491  ViewSize = PAGE_SIZE;
492  Status = ZwMapViewOfSection(SectionHandle,
493  ZwCurrentProcess(),
494  &Mapping,
495  0,
496  0,
497  &ZeroPagePhysical,
498  &ViewSize,
499  ViewUnmap,
500  0,
501  PAGE_READWRITE | PAGE_NOCACHE);
502  ok_eq_hex(Status, STATUS_SUCCESS);
503  if (!skip(NT_SUCCESS(Status), "No view\n"))
504  {
505  ok((LONG_PTR)Mapping > 0, "Mapping = %p\n", Mapping);
506  EqualBytes = RtlCompareMemory(Mapping,
507  ZeroPageContents,
508  PAGE_SIZE);
509  ok_eq_size(EqualBytes, PAGE_SIZE);
510  Status = ZwUnmapViewOfSection(ZwCurrentProcess(), Mapping);
511  ok_eq_hex(Status, STATUS_SUCCESS);
512  }
513 
514  /* Map our NP page, compare, and check that modifications are reflected */
515  Mapping = NULL;
516  ViewSize = PAGE_SIZE;
517  Status = ZwMapViewOfSection(SectionHandle,
518  ZwCurrentProcess(),
519  &Mapping,
520  0,
521  0,
522  &MyPagePhysical,
523  &ViewSize,
524  ViewUnmap,
525  0,
526  PAGE_READWRITE);
527  ok_eq_hex(Status, STATUS_SUCCESS);
528  if (!skip(NT_SUCCESS(Status), "No view\n"))
529  {
530  ok((LONG_PTR)Mapping > 0, "Mapping = %p\n", Mapping);
531  EqualBytes = RtlCompareMemory(Mapping,
532  MyPage,
533  PAGE_SIZE);
534  ok_eq_size(EqualBytes, PAGE_SIZE);
535 
536  MappingBytes = Mapping;
537  ok(MappingBytes[5] == 0x23, "Mapping[5] = 0x%x\n", MappingBytes[5]);
538  ok(MyPage[5] == 0x23, "MyPage[5] = 0x%x\n", MyPage[5]);
539 
540  MyPage[5] = 0x44;
541  ok(MappingBytes[5] == 0x44, "Mapping[5] = 0x%x\n", MappingBytes[5]);
542  ok(MyPage[5] == 0x44, "MyPage[5] = 0x%x\n", MyPage[5]);
543 
544  MappingBytes[5] = 0x88;
545  ok(MappingBytes[5] == 0x88, "Mapping[5] = 0x%x\n", MappingBytes[5]);
546  ok(MyPage[5] == 0x88, "MyPage[5] = 0x%x\n", MyPage[5]);
547 
548  Status = ZwUnmapViewOfSection(ZwCurrentProcess(), Mapping);
549  ok_eq_hex(Status, STATUS_SUCCESS);
550  }
551 
552  /* Unaligned mapping will get aligned automatically */
553  Mapping = NULL;
554  ViewSize = PAGE_SIZE - 4;
555  PhysicalAddress.QuadPart = MyPagePhysical.QuadPart + 4;
556  Status = ZwMapViewOfSection(SectionHandle,
557  ZwCurrentProcess(),
558  &Mapping,
559  0,
560  0,
561  &PhysicalAddress,
562  &ViewSize,
563  ViewUnmap,
564  0,
565  PAGE_READWRITE);
566  ok_eq_hex(Status, STATUS_SUCCESS);
567  if (!skip(NT_SUCCESS(Status), "No view\n"))
568  {
569  ok((LONG_PTR)Mapping > 0, "Mapping = %p\n", Mapping);
570  ok(((ULONG_PTR)Mapping % PAGE_SIZE) == 0, "Mapping = %p\n", Mapping);
571  ok_eq_ulong(ViewSize, PAGE_SIZE);
572 
573  EqualBytes = RtlCompareMemory(Mapping,
574  MyPage,
575  PAGE_SIZE);
576  ok_eq_size(EqualBytes, PAGE_SIZE);
577 
578  Status = ZwUnmapViewOfSection(ZwCurrentProcess(), Mapping);
579  ok_eq_hex(Status, STATUS_SUCCESS);
580  }
581 
582  /* The following tests need to pass parameters in user mode */
583  UserStruct = NULL;
584  UserMem = NULL;
585  UserSize = PAGE_SIZE;
586  Status = ZwAllocateVirtualMemory(ZwCurrentProcess(),
587  &UserMem,
588  0,
589  &UserSize,
590  MEM_COMMIT,
591  PAGE_READWRITE);
592  ok_eq_hex(Status, STATUS_SUCCESS);
593  if (NT_SUCCESS(Status))
594  UserStruct = UserMem;
595 
596  /* Find highest physical page -- only kernel can map beyond this */
597  Status = ZwQuerySystemInformation(SystemBasicInformation,
598  &BasicInfo,
599  sizeof(BasicInfo),
600  NULL);
601  ok_eq_hex(Status, STATUS_SUCCESS);
602  trace("HighestPhysicalPageNumber: %lx\n", BasicInfo.HighestPhysicalPageNumber);
603 
604  /* Start one page before highest physical -- succeeds for user/kernel */
605  Mapping = NULL;
606  ViewSize = PAGE_SIZE;
607  PhysicalAddress.QuadPart = (ULONGLONG)(BasicInfo.HighestPhysicalPageNumber - 1) << PAGE_SHIFT;
608  Status = ZwMapViewOfSection(SectionHandle,
609  ZwCurrentProcess(),
610  &Mapping,
611  0,
612  0,
613  &PhysicalAddress,
614  &ViewSize,
615  ViewUnmap,
616  0,
617  PAGE_READWRITE);
618  ok_eq_hex(Status, STATUS_SUCCESS);
619  if (NT_SUCCESS(Status))
620  ZwUnmapViewOfSection(ZwCurrentProcess(), Mapping);
621 
622  /* Repeat from user mode */
623  if (!skip(UserStruct != NULL, "No user memory\n"))
624  {
625  KmtStartSeh()
626  UserStruct->Mapping = NULL;
627  UserStruct->PhysicalAddress.QuadPart = PhysicalAddress.QuadPart;
628  UserStruct->ViewSize = PAGE_SIZE;
629  KmtEndSeh(STATUS_SUCCESS);
630 
631  Status = NtMapViewOfSection(SectionHandle,
632  NtCurrentProcess(),
633  &UserStruct->Mapping,
634  0,
635  0,
636  &UserStruct->PhysicalAddress,
637  &UserStruct->ViewSize,
638  ViewUnmap,
639  0,
640  PAGE_READWRITE);
641  ok_eq_hex(Status, STATUS_SUCCESS);
642  if (NT_SUCCESS(Status))
643  {
644  KmtStartSeh()
645  ZwUnmapViewOfSection(ZwCurrentProcess(), UserStruct->Mapping);
646  KmtEndSeh(STATUS_SUCCESS);
647  }
648  }
649 
650  /* Now start at highest physical -- fails for user */
651  Mapping = NULL;
652  ViewSize = PAGE_SIZE;
653  PhysicalAddress.QuadPart = (ULONGLONG)BasicInfo.HighestPhysicalPageNumber << PAGE_SHIFT;
654  Status = ZwMapViewOfSection(SectionHandle,
655  ZwCurrentProcess(),
656  &Mapping,
657  0,
658  0,
659  &PhysicalAddress,
660  &ViewSize,
661  ViewUnmap,
662  0,
663  PAGE_READWRITE);
664  ok_eq_hex(Status, STATUS_SUCCESS);
665  if (NT_SUCCESS(Status))
666  ZwUnmapViewOfSection(ZwCurrentProcess(), Mapping);
667 
668  /* Repeat from user mode */
669  if (!skip(UserStruct != NULL, "No user memory\n"))
670  {
671  KmtStartSeh()
672  UserStruct->Mapping = NULL;
673  UserStruct->PhysicalAddress.QuadPart = PhysicalAddress.QuadPart;
674  UserStruct->ViewSize = PAGE_SIZE;
675  KmtEndSeh(STATUS_SUCCESS);
676 
677  Status = NtMapViewOfSection(SectionHandle,
678  NtCurrentProcess(),
679  &UserStruct->Mapping,
680  0,
681  0,
682  &UserStruct->PhysicalAddress,
683  &UserStruct->ViewSize,
684  ViewUnmap,
685  0,
686  PAGE_READWRITE);
687  ok_eq_hex(Status, STATUS_INVALID_PARAMETER_6);
688  if (NT_SUCCESS(Status))
689  {
690  KmtStartSeh()
691  ZwUnmapViewOfSection(ZwCurrentProcess(), UserStruct->Mapping);
692  KmtEndSeh(STATUS_SUCCESS);
693  }
694  }
695 
696  /* End of view crosses highest physical -- fails for user */
697  Mapping = NULL;
698  ViewSize = 2 * PAGE_SIZE;
699  PhysicalAddress.QuadPart = (ULONGLONG)(BasicInfo.HighestPhysicalPageNumber - 1) << PAGE_SHIFT;
700  Status = ZwMapViewOfSection(SectionHandle,
701  ZwCurrentProcess(),
702  &Mapping,
703  0,
704  0,
705  &PhysicalAddress,
706  &ViewSize,
707  ViewUnmap,
708  0,
709  PAGE_READWRITE);
710  ok_eq_hex(Status, STATUS_SUCCESS);
711  if (NT_SUCCESS(Status))
712  ZwUnmapViewOfSection(ZwCurrentProcess(), Mapping);
713 
714  /* Repeat from user mode */
715  if (!skip(UserStruct != NULL, "No user memory\n"))
716  {
717  KmtStartSeh()
718  UserStruct->Mapping = NULL;
719  UserStruct->PhysicalAddress.QuadPart = PhysicalAddress.QuadPart;
720  UserStruct->ViewSize = 2 * PAGE_SIZE;
721  KmtEndSeh(STATUS_SUCCESS);
722 
723  Status = NtMapViewOfSection(SectionHandle,
724  NtCurrentProcess(),
725  &UserStruct->Mapping,
726  0,
727  0,
728  &UserStruct->PhysicalAddress,
729  &UserStruct->ViewSize,
730  ViewUnmap,
731  0,
732  PAGE_READWRITE);
733  ok_eq_hex(Status, STATUS_INVALID_PARAMETER_6);
734  if (NT_SUCCESS(Status))
735  {
736  KmtStartSeh()
737  ZwUnmapViewOfSection(ZwCurrentProcess(), UserStruct->Mapping);
738  KmtEndSeh(STATUS_SUCCESS);
739  }
740  }
741 
742  /* Free user memory and close section */
743  if (!skip(UserStruct != NULL, "No user memory\n"))
744  {
745  UserSize = 0;
746  Status = ZwFreeVirtualMemory(ZwCurrentProcess(),
747  &UserMem,
748  &UserSize,
749  MEM_RELEASE);
750  ok_eq_hex(Status, STATUS_SUCCESS);
751  }
752 
753  Status = ObCloseHandle(SectionHandle, UserMode);
754  ok_eq_hex(Status, STATUS_SUCCESS);
755  }
756 
757  /* Try flag 0x80000000, which ROS calls SEC_PHYSICALMEMORY */
758  InitializeObjectAttributes(&ObjectAttributes,
759  NULL,
760  OBJ_KERNEL_HANDLE,
761  NULL,
762  NULL);
763  Status = ZwCreateSection(&SectionHandle,
764  SECTION_ALL_ACCESS,
765  &ObjectAttributes,
766  NULL,
767  PAGE_READWRITE,
768  0x80000000,
769  NULL);
770  ok_eq_hex(Status, STATUS_INVALID_PARAMETER_6);
771  if (NT_SUCCESS(Status))
772  ZwClose(SectionHandle);
773 
774  /* Assertion failure: AllocationAttributes & SEC_IMAGE | SEC_RESERVE | SEC_COMMIT */
775  if (!KmtIsCheckedBuild)
776  {
777  InitializeObjectAttributes(&ObjectAttributes,
778  NULL,
779  OBJ_KERNEL_HANDLE,
780  NULL,
781  NULL);
782  Status = MmCreateSection(&SectionObject,
783  SECTION_ALL_ACCESS,
784  &ObjectAttributes,
785  NULL,
786  PAGE_READWRITE,
787  0x80000000,
788  NULL,
789  NULL);
790  ok_eq_hex(Status, STATUS_INVALID_PARAMETER_6);
791  if (NT_SUCCESS(Status))
792  ObDereferenceObject(SectionObject);
793  }
794 
795  InitializeObjectAttributes(&ObjectAttributes,
796  NULL,
797  OBJ_KERNEL_HANDLE,
798  NULL,
799  NULL);
800  Status = MmCreateSection(&SectionObject,
801  SECTION_ALL_ACCESS,
802  &ObjectAttributes,
803  NULL,
804  PAGE_READWRITE,
805  SEC_RESERVE | 0x80000000,
806  NULL,
807  NULL);
808  ok_eq_hex(Status, STATUS_INVALID_PARAMETER_6);
809  if (NT_SUCCESS(Status))
810  ObDereferenceObject(SectionObject);
811 
812  ExFreePoolWithTag(ZeroPageContents, 'ZPmK');
813  ExFreePoolWithTag(MyPage, 'MPmK');
814 }
815 
816 START_TEST(MmSection)
817 {
818  NTSTATUS Status;
819  HANDLE FileHandle1 = NULL, FileHandle2 = NULL;
820  PFILE_OBJECT FileObject1 = NULL, FileObject2 = NULL;
821  OBJECT_ATTRIBUTES ObjectAttributes;
822  IO_STATUS_BLOCK IoStatusBlock;
823  UNICODE_STRING FileName1 = RTL_CONSTANT_STRING(L"\\SystemRoot\\kmtest-MmSection.txt");
824  UNICODE_STRING FileName2 = RTL_CONSTANT_STRING(L"\\SystemRoot\\system32\\ntdll.dll");
825  LARGE_INTEGER FileOffset;
826  UCHAR FileData = 0;
827 
828  ok(ExGetPreviousMode() == UserMode, "Previous mode is kernel mode\n");
829  /* create a one-byte file that we can use */
830  InitializeObjectAttributes(&ObjectAttributes, &FileName1, OBJ_CASE_INSENSITIVE, NULL, NULL);
831  Status = ZwCreateFile(&FileHandle1, GENERIC_WRITE | SYNCHRONIZE, &ObjectAttributes, &IoStatusBlock, NULL, FILE_ATTRIBUTE_NORMAL, FILE_SHARE_READ, FILE_SUPERSEDE, FILE_NON_DIRECTORY_FILE, NULL, 0);
832  ok_eq_hex(Status, STATUS_SUCCESS);
833  ok_eq_ulongptr(IoStatusBlock.Information, FILE_CREATED);
834  ok(FileHandle1 != NULL, "FileHandle1 is NULL\n");
835  if (FileHandle1)
836  {
837  FileOffset.QuadPart = 0;
838  Status = ZwWriteFile(FileHandle1, NULL, NULL, NULL, &IoStatusBlock, &FileData, sizeof FileData, &FileOffset, NULL);
839  ok(Status == STATUS_SUCCESS || Status == STATUS_PENDING, "Status = 0x%08lx\n", Status);
840  Status = ZwWaitForSingleObject(FileHandle1, FALSE, NULL);
841  ok_eq_hex(Status, STATUS_SUCCESS);
842  ok_eq_ulongptr(IoStatusBlock.Information, 1);
843  Status = ZwClose(FileHandle1);
844  ok_eq_hex(Status, STATUS_SUCCESS);
845  FileHandle1 = NULL;
846  }
847 
848  InitializeObjectAttributes(&ObjectAttributes, &FileName1, OBJ_CASE_INSENSITIVE, NULL, NULL);
849  Status = ZwCreateFile(&FileHandle1, GENERIC_ALL, &ObjectAttributes, &IoStatusBlock, NULL, FILE_ATTRIBUTE_NORMAL, FILE_SHARE_READ, FILE_OPEN, FILE_NON_DIRECTORY_FILE | FILE_DELETE_ON_CLOSE, NULL, 0);
850  ok_eq_hex(Status, STATUS_SUCCESS);
851  ok_eq_ulongptr(IoStatusBlock.Information, FILE_OPENED);
852  ok(FileHandle1 != NULL, "FileHandle1 is NULL\n");
853  CheckObject(FileHandle1, 2L, 1L);
854 
855  InitializeObjectAttributes(&ObjectAttributes, &FileName2, OBJ_CASE_INSENSITIVE, NULL, NULL);
856  Status = ZwCreateFile(&FileHandle2, GENERIC_READ, &ObjectAttributes, &IoStatusBlock, NULL, FILE_ATTRIBUTE_NORMAL, FILE_SHARE_READ, FILE_OPEN, FILE_NON_DIRECTORY_FILE, NULL, 0);
857  ok_eq_hex(Status, STATUS_SUCCESS);
858  ok_eq_ulongptr(IoStatusBlock.Information, FILE_OPENED);
859  ok(FileHandle2 != NULL, "FileHandle2 is NULL\n");
860 
861  if (!skip(Status == STATUS_SUCCESS && FileHandle1 != NULL, "Failed to open file 1\n"))
862  {
863  Status = ObReferenceObjectByHandle(FileHandle1, FILE_READ_DATA | FILE_WRITE_DATA, *IoFileObjectType, KernelMode, (PVOID *)&FileObject1, NULL);
864  ok_eq_hex(Status, STATUS_SUCCESS);
865  ok(FileObject1 != NULL, "FileObject1 is NULL\n");
866  CheckObject(FileHandle1, 3L, 1L);
867  }
868 
869  if (!skip(Status == STATUS_SUCCESS && FileHandle2 != NULL, "Failed to open file 2\n"))
870  {
871  Status = ObReferenceObjectByHandle(FileHandle2, FILE_READ_DATA | FILE_WRITE_DATA, *IoFileObjectType, KernelMode, (PVOID *)&FileObject2, NULL);
872  ok_eq_hex(Status, STATUS_SUCCESS);
873  ok(FileObject2 != NULL, "FileObject2 is NULL\n");
874  }
875 
876  trace("FileHandle1=%p, FileObject1=%p\n", FileHandle1, FileObject1);
877  trace("FileHandle2=%p, FileObject2=%p\n", FileHandle2, FileObject2);
878  TestCreateSection(FileHandle1, FileObject1, FileHandle2, FileObject2);
879 
880  if (FileObject2)
881  ObDereferenceObject(FileObject2);
882  if (FileObject1)
883  ObDereferenceObject(FileObject1);
884  if (FileHandle2)
885  ZwClose(FileHandle2);
886  if (FileHandle1)
887  ZwClose(FileHandle1);
888 
889  TestPhysicalMemorySection();
890 }
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_Must_inspect_result_ _Outptr_ PVOID * SectionObject
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