Function netsnmp_callback_open
Source pub unsafe extern "C" fn netsnmp_callback_open(
attach_to: c_int,
return_func: Option<unsafe extern "C" fn(op: c_int, session: *mut netsnmp_session, reqid: c_int, pdu: *mut netsnmp_pdu, magic: *mut c_void) -> c_int>,
fpre_parse: Option<unsafe extern "C" fn(arg1: *mut netsnmp_session, arg2: *mut Struct_netsnmp_transport_s, arg3: *mut c_void, arg4: c_int) -> c_int>,
fpost_parse: Option<unsafe extern "C" fn(arg1: *mut netsnmp_session, arg2: *mut netsnmp_pdu, arg3: c_int) -> c_int>,
) -> *mut netsnmp_session