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// 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.
mod err;
#[macro_use]
mod p11;
pub mod aead;
pub mod hkdf;
pub mod hpke;
pub use self::p11::{random, PrivateKey, PublicKey, SymKey};
use err::secstatus_to_res;
pub use err::Error;
use lazy_static::lazy_static;
use std::ptr::null;
#[allow(clippy::pedantic, non_upper_case_globals, clippy::upper_case_acronyms)]
mod nss_init {
include!(concat!(env!("OUT_DIR"), "/nss_init.rs"));
}
use nss_init::SECStatus;
#[allow(non_upper_case_globals)]
const SECSuccess: SECStatus = nss_init::_SECStatus_SECSuccess;
#[cfg(test)]
#[allow(non_upper_case_globals)]
const SECFailure: SECStatus = nss_init::_SECStatus_SECFailure;
#[derive(PartialEq, Eq)]
enum NssLoaded {
External,
NoDb,
}
impl Drop for NssLoaded {
fn drop(&mut self) {
if *self == Self::NoDb {
unsafe {
secstatus_to_res(nss_init::NSS_Shutdown()).expect("NSS Shutdown failed");
}
}
}
}
lazy_static! {
static ref INITIALIZED: NssLoaded = {
if already_initialized() {
return NssLoaded::External;
}
secstatus_to_res(unsafe { nss_init::NSS_NoDB_Init(null()) }).expect("NSS_NoDB_Init failed");
NssLoaded::NoDb
};
}
fn already_initialized() -> bool {
unsafe { nss_init::NSS_IsInitialized() != 0 }
}
/// Initialize NSS. This only executes the initialization routines once.
pub fn init() {
lazy_static::initialize(&INITIALIZED);
}
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