Type Alias PTP_WIN32_IO_CALLBACK 

pub type PTP_WIN32_IO_CALLBACK = Option<unsafe extern "stdcall" fn(Instance: PTP_CALLBACK_INSTANCE, Context: PVOID, Overlapped: PVOID, IoResult: ULONG, NumberOfBytesTransferred: ULONG_PTR, Io: PTP_IO)>;

Aliased Type

pub enum PTP_WIN32_IO_CALLBACK {
    None,
    Some(unsafe extern "stdcall" fn(*mut _TP_CALLBACK_INSTANCE, *mut c_void, *mut c_void, u32, u32, *mut _TP_IO)),
}

Variants

None

No value.

Some(unsafe extern "stdcall" fn(*mut _TP_CALLBACK_INSTANCE, *mut c_void, *mut c_void, u32, u32, *mut _TP_IO))

Some value of type T.