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dll: FSP_FILE_SYSTEM::DispatcherResult

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This commit is contained in:
Bill Zissimopoulos
2015-12-31 16:00:31 -08:00
parent 422d4ccc79
commit dd259ad45c
2 changed files with 57 additions and 28 deletions
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61
src/dll/loop.c
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@@ -75,7 +75,9 @@ FSP_API NTSTATUS FspFileSystemLoop(FSP_FILE_SYSTEM *FileSystem)
if (0 == NextRequest)
break;
Result = FileSystem->Dispatcher(FileSystem, Request);
FileSystem->Dispatcher(FileSystem, Request);
FspFileSystemGetDispatcherResult(FileSystem, &Result);
if (!NT_SUCCESS(Result))
goto exit;
@@ -89,50 +91,61 @@ exit:
return Result;
}
FSP_API NTSTATUS FspFileSystemDirectDispatcher(FSP_FILE_SYSTEM *FileSystem,
FSP_API VOID FspFileSystemDirectDispatcher(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request)
{
if (FspFsctlTransactKindCount <= Request->Kind || 0 == FileSystem->Operations[Request->Kind])
return FspSendResponseWithStatus(FileSystem, Request, STATUS_INVALID_DEVICE_REQUEST);
NTSTATUS DispatcherResult;
FileSystem->Operations[Request->Kind](FileSystem, Request);
return STATUS_SUCCESS;
if (FspFsctlTransactKindCount <= Request->Kind || 0 == FileSystem->Operations[Request->Kind])
DispatcherResult = FspSendResponseWithStatus(FileSystem, Request, STATUS_INVALID_DEVICE_REQUEST);
else
DispatcherResult = FileSystem->Operations[Request->Kind](FileSystem, Request);
FspFileSystemSetDispatcherResult(FileSystem, DispatcherResult);
}
static DWORD WINAPI FspFileSystemPoolDispatcherWorker(PVOID Param)
{
NTSTATUS DispatcherResult;
FSP_DISPATCHER_WORK_ITEM *WorkItem = Param;
FSP_FSCTL_TRANSACT_REQ *Request = (PVOID)WorkItem->RequestBuf;
WorkItem->FileSystem->Operations[Request->Kind](WorkItem->FileSystem, Request);
DispatcherResult = WorkItem->FileSystem->Operations[Request->Kind](WorkItem->FileSystem, Request);
MemFree(WorkItem);
FspFileSystemSetDispatcherResult(WorkItem->FileSystem, DispatcherResult);
return 0;
}
FSP_API NTSTATUS FspFileSystemPoolDispatcher(FSP_FILE_SYSTEM *FileSystem,
FSP_API VOID FspFileSystemPoolDispatcher(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request)
{
NTSTATUS DispatcherResult;
if (FspFsctlTransactKindCount <= Request->Kind || 0 == FileSystem->Operations[Request->Kind])
return FspSendResponseWithStatus(FileSystem, Request, STATUS_INVALID_DEVICE_REQUEST);
FSP_DISPATCHER_WORK_ITEM *WorkItem = MemAlloc(sizeof *WorkItem + Request->Size);
if (0 == WorkItem)
return STATUS_INSUFFICIENT_RESOURCES;
WorkItem->FileSystem = FileSystem;
memcpy(WorkItem->RequestBuf, Request, Request->Size);
BOOLEAN Success = QueueUserWorkItem(
FspFileSystemPoolDispatcherWorker, WorkItem, WT_EXECUTEDEFAULT);
if (!Success)
DispatcherResult = FspSendResponseWithStatus(FileSystem, Request, STATUS_INVALID_DEVICE_REQUEST);
else
{
NTSTATUS Result0 = FspNtStatusFromWin32(GetLastError());
MemFree(WorkItem);
return Result0;
FSP_DISPATCHER_WORK_ITEM *WorkItem = MemAlloc(sizeof *WorkItem + Request->Size);
if (0 == WorkItem)
DispatcherResult = STATUS_INSUFFICIENT_RESOURCES;
else
{
WorkItem->FileSystem = FileSystem;
memcpy(WorkItem->RequestBuf, Request, Request->Size);
if (QueueUserWorkItem(FspFileSystemPoolDispatcherWorker, WorkItem, WT_EXECUTEDEFAULT))
DispatcherResult = STATUS_SUCCESS;
else
{
DispatcherResult = FspNtStatusFromWin32(GetLastError());
MemFree(WorkItem);
}
}
}
return STATUS_SUCCESS;
FspFileSystemSetDispatcherResult(FileSystem, DispatcherResult);
}
FSP_API NTSTATUS FspSendResponse(FSP_FILE_SYSTEM *FileSystem,