192f3ab15Sopenharmony_ci//! FIPS 140-2 support.
292f3ab15Sopenharmony_ci//!
392f3ab15Sopenharmony_ci//! See [OpenSSL's documentation] for details.
492f3ab15Sopenharmony_ci//!
592f3ab15Sopenharmony_ci//! [OpenSSL's documentation]: https://www.openssl.org/docs/fips/UserGuide-2.0.pdf
692f3ab15Sopenharmony_ciuse crate::cvt;
792f3ab15Sopenharmony_ciuse crate::error::ErrorStack;
892f3ab15Sopenharmony_ciuse openssl_macros::corresponds;
992f3ab15Sopenharmony_ci
1092f3ab15Sopenharmony_ci/// Moves the library into or out of the FIPS 140-2 mode of operation.
1192f3ab15Sopenharmony_ci#[corresponds(FIPS_mode_set)]
1292f3ab15Sopenharmony_cipub fn enable(enabled: bool) -> Result<(), ErrorStack> {
1392f3ab15Sopenharmony_ci    ffi::init();
1492f3ab15Sopenharmony_ci    unsafe { cvt(ffi::FIPS_mode_set(enabled as _)).map(|_| ()) }
1592f3ab15Sopenharmony_ci}
1692f3ab15Sopenharmony_ci
1792f3ab15Sopenharmony_ci/// Determines if the library is running in the FIPS 140-2 mode of operation.
1892f3ab15Sopenharmony_ci#[corresponds(FIPS_mode)]
1992f3ab15Sopenharmony_cipub fn enabled() -> bool {
2092f3ab15Sopenharmony_ci    unsafe { ffi::FIPS_mode() != 0 }
2192f3ab15Sopenharmony_ci}
22