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[KMTEST] Test what happens when CcSetFileSizes is called with data still mapped at the tail od the file

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This commit is contained in:
Jérôme Gardou 2020-11-09 10:37:10 +01:00
parent 9e6866402b
commit 6929451500
2 changed files with 23 additions and 3 deletions
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23
modules/rostests/kmtests/ntos_cc/CcSetFileSizes_drv.c
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@ -178,7 +178,7 @@ PerformTest(
Fcb->Header.FileSize.QuadPart = VACB_MAPPING_GRANULARITY - PAGE_SIZE;
Fcb->Header.ValidDataLength.QuadPart = VACB_MAPPING_GRANULARITY - PAGE_SIZE;
if ((TestId > 1 && TestId < 4) || TestId == 5)
if ((TestId > 1 && TestId < 4) || TestId >= 5)
{
Fcb->Header.AllocationSize.QuadPart = VACB_MAPPING_GRANULARITY - PAGE_SIZE;
}
@ -315,6 +315,25 @@ PerformTest(
}
}
}
else if (TestId == 6)
{
Offset.QuadPart = 0;
KmtStartSeh();
Ret = CcMapData(TestFileObject, &Offset, VACB_MAPPING_GRANULARITY - PAGE_SIZE, MAP_WAIT, &Bcb, (PVOID *)&Buffer);
KmtEndSeh(STATUS_SUCCESS);
if (!skip(Ret == TRUE, "CcMapData failed\n"))
{
ok_eq_ulong(Buffer[(VACB_MAPPING_GRANULARITY - PAGE_SIZE - sizeof(ULONG)) / sizeof(ULONG)], 0xBABABABA);
}
KmtStartSeh();
CcSetFileSizes(TestFileObject, &NewFileSizes);
KmtEndSeh(STATUS_SUCCESS);
if (Ret == TRUE)
CcUnpinData(Bcb);
}
}
}
}
@ -379,7 +398,7 @@ TestMessageHandler(
ok_eq_ulong((ULONG)InLength, sizeof(ULONG));
PerformTest(*(PULONG)Buffer, DeviceObject);
break;
case IOCTL_FINISH_TEST:
ok_eq_ulong((ULONG)InLength, sizeof(ULONG));
CleanupTest(*(PULONG)Buffer, DeviceObject);