www.pudn.com > EZUSBµÄFIRMWARE.zip > FileIO.h

// Declare the FileIO references 
NTSTATUS OpenFile(PWCHAR filename, BOOLEAN read, PHANDLE phandle); 
NTSTATUS CloseFile(HANDLE handle); 
unsigned __int64 GetFileSize(HANDLE handle); 
NTSTATUS ReadFile(HANDLE handle, PVOID buffer, ULONG nbytes, PULONG pnumread); 
NTSTATUS WriteFile(HANDLE handle, PVOID buffer, ULONG nbytes, PULONG pnumwritten);