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Major refactoring: WIP

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This commit is contained in:
Bill Zissimopoulos
2015-12-20 10:57:45 -08:00
parent f099fe4bff
commit 7197501c9a
47 changed files with 2622 additions and 1982 deletions
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76
src/sys/close.c
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@ -28,9 +28,8 @@ static NTSTATUS FspFsctlClose(
{
PAGED_CODE();
NTSTATUS Result = STATUS_SUCCESS;
Irp->IoStatus.Information = 0;
return Result;
return STATUS_SUCCESS;
}
static NTSTATUS FspFsvrtClose(
@ -38,9 +37,8 @@ static NTSTATUS FspFsvrtClose(
{
PAGED_CODE();
NTSTATUS Result = STATUS_SUCCESS;
Irp->IoStatus.Information = 0;
return Result;
return STATUS_SUCCESS;
}
static NTSTATUS FspFsvolClose(
@ -48,73 +46,7 @@ static NTSTATUS FspFsvolClose(
{
PAGED_CODE();
/* is this a valid FileObject? */
if (!FspFileContextIsValid(IrpSp->FileObject->FsContext))
return STATUS_SUCCESS;
NTSTATUS Result;
FSP_FSVOL_DEVICE_EXTENSION *FsvolDeviceExtension = FspFsvolDeviceExtension(DeviceObject);
PFILE_OBJECT FileObject = IrpSp->FileObject;
FSP_FILE_CONTEXT *FsContext = FileObject->FsContext;
UINT64 UserContext = FsContext->UserContext;
UINT64 UserContext2 = (UINT_PTR)FileObject->FsContext2;
/* dereference the FsContext (and delete if no more references) */
FspFileContextRelease(FsContext);
PDEVICE_OBJECT FsvrtDeviceObject = FsvolDeviceExtension->FsvrtDeviceObject;
if (!FspDeviceRetain(FsvrtDeviceObject))
/* IRP_MJ_CLOSE cannot really fail :-\ */
return STATUS_SUCCESS;
try
{
FSP_FSVRT_DEVICE_EXTENSION *FsvrtDeviceExtension = FspFsvrtDeviceExtension(FsvrtDeviceObject);
BOOLEAN FileNameRequired = 0 != FsvrtDeviceExtension->VolumeParams.FileNameRequired;
FSP_FSCTL_TRANSACT_REQ *Request;
/* create the user-mode file system request */
Result = FspIopCreateRequest(0, FileNameRequired ? &FsContext->FileName : 0, 0, &Request);
if (!NT_SUCCESS(Result))
goto leak_exit;
/*
* The new request is associated with our IRP and will be deleted during its completion.
*/
/* populate the Close request */
Request->Kind = FspFsctlTransactCloseKind;
Request->Req.Close.UserContext = UserContext;
Request->Req.Close.UserContext2 = UserContext2;
/* post as a work request; this allows us to complete our own IRP and return immediately! */
if (!FspIopPostWorkRequest(DeviceObject, Request))
/* no need to delete the request here as FspIopPostWorkRequest() will do so in all cases */
goto leak_exit;
Result = STATUS_SUCCESS;
goto exit;
leak_exit:;
#if DBG
DEBUGLOG("FileObject=%p[%p:\"%wZ\"], UserContext=%llx, UserContext2=%llx: "
"error: the user-mode file system handle will be leaked!",
IrpSp->FileObject, IrpSp->FileObject->RelatedFileObject, IrpSp->FileObject->FileName,
UserContext, UserContext2);
#endif
/* IRP_MJ_CLOSE cannot really fail :-\ */
Result = STATUS_SUCCESS;
exit:;
}
finally
{
FspDeviceRelease(FsvrtDeviceObject);
}
return Result;
return STATUS_INVALID_DEVICE_REQUEST;
}
VOID FspFsvolCloseComplete(
@ -130,8 +62,6 @@ NTSTATUS FspClose(
{
FSP_ENTER_MJ(PAGED_CODE());
ASSERT(IRP_MJ_CLOSE == IrpSp->MajorFunction);
switch (FspDeviceExtension(DeviceObject)->Kind)
{
case FspFsvolDeviceExtensionKind: