ViHndlr

visa_device_handler::visa_interface

Type Alias ViHndlr 

Source 
pub type ViHndlr = Option<unsafe extern "system" fn(vi: ViSession, eventType: ViEventType, event: ViEvent, userHandle: ViAddr) -> ViStatus>;

Aliased Type§

pub enum ViHndlr {
    None,
    Some(unsafe extern "system" fn(u32, u32, u32, *mut c_void) -> i32),
}

Variants§

§1.0.0

None

No value.

§1.0.0

Some(unsafe extern "system" fn(u32, u32, u32, *mut c_void) -> i32)

Some value of type T.