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sys: FspFsvolCreateClose, FspFsvolCleanup, FspFsvolClose

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This commit is contained in:
Bill Zissimopoulos
2015-12-08 00:06:24 -08:00
parent fa2ab4f8f7
commit 25154ca7c1
3 changed files with 39 additions and 22 deletions
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24
src/sys/cleanup.c
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@ -60,6 +60,8 @@ static NTSTATUS FspFsvolCleanup(
FspFsvrtDeviceExtension(FsvrtDeviceObject);
PFILE_OBJECT FileObject = IrpSp->FileObject;
FSP_FILE_CONTEXT *FsContext = FileObject->FsContext;
UINT64 UserContext = FsContext->UserContext;
UINT64 UserContext2 = (UINT_PTR)FileObject->FsContext2;
BOOLEAN FileNameRequired = 0 != FsvrtDeviceExtension->VolumeParams.FileNameRequired;
BOOLEAN DeletePending;
LONG OpenCount;
@ -101,11 +103,7 @@ static NTSTATUS FspFsvolCleanup(
/* create the user-mode file system request */
Result = FspIopCreateRequest(Irp, FileNameRequired ? &FsContext->FileName : 0, 0, &Request);
if (!NT_SUCCESS(Result))
{
/* IRP_MJ_CLEANUP cannot really fail :-\ */
Result = STATUS_SUCCESS;
goto exit;
}
goto leak_exit;
/*
* The new request is associated with our IRP and will be deleted during its completion.
@ -113,12 +111,24 @@ static NTSTATUS FspFsvolCleanup(
/* populate the Cleanup request */
Request->Kind = FspFsctlTransactCleanupKind;
Request->Req.Cleanup.UserContext = FsContext->UserContext;
Request->Req.Cleanup.UserContext2 = (UINT_PTR)FileObject->FsContext2;
Request->Req.Cleanup.UserContext = UserContext;
Request->Req.Cleanup.UserContext2 = UserContext2;
Request->Req.Cleanup.Delete = DeletePending && 0 == OpenCount;
Result = STATUS_PENDING;
goto exit;
leak_exit:;
#if DBG
DEBUGLOG("FileObject=%p[%p:\"%wZ\"], UserContext=%llx, UserContext2=%p: "
"error: the user-mode file system handle will be leaked!",
IrpSp->FileObject, IrpSp->FileObject->RelatedFileObject, IrpSp->FileObject->FileName,
UserContext, UserContext2);
#endif
/* IRP_MJ_CLEANUP cannot really fail :-\ */
Result = STATUS_SUCCESS;
exit:;
}
finally