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// Copyright 2013-2015 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
use mem;
use slice;
pub fn hashmap_random_keys() -> (u64, u64) {
let mut v = (0, 0);
unsafe {
let view = slice::from_raw_parts_mut(&mut v as *mut _ as *mut u8,
mem::size_of_val(&v));
imp::fill_bytes(view);
}
return v
}
mod imp {
use libctru;
pub fn fill_bytes(v: &mut [u8]) {
unsafe {
// Initializing and de-initializing the sslC subsystem every time
// we initialize a hashmap is pretty dumb, but I can't think of a
// better method at the moment.
//
// lazy_static won't work because
// destructors (for closing the subsystem on exit) won't run.
//
// Perhaps overriding __appInit() and __appExit() will work,
// but that's an experiment for another time.
libctru::sslcInit(0);
libctru::sslcGenerateRandomData(v.as_ptr() as _, v.len() as u32);
libctru::sslcExit();
}
}
}
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