devela::_dep::nc::call

Function mlock2

pub unsafe fn mlock2(
    addr: *const c_void,
    len: usize,
    flags: i32,
) -> Result<(), i32> ⓘ
Available on crate feature dep_nc only.
Expand description

Lock memory.

§Examples

let mut passwd_buf = vec![0; 64];
let ret = unsafe { nc::mlock2(passwd_buf.as_ptr() as *const _, passwd_buf.len(), nc::MCL_CURRENT) };
assert!(ret.is_ok());