| //! SHA-1 `aarch64` backend. |
| |
| // Per rustc target feature docs for `aarch64-unknown-linux-gnu` and |
| // `aarch64-apple-darwin` platforms, the `sha2` target feature enables |
| // SHA-1 as well: |
| // |
| // > Enable SHA1 and SHA256 support. |
| cpufeatures::new!(sha1_hwcap, "sha2"); |
| |
| pub fn compress(state: &mut [u32; 5], blocks: &[[u8; 64]]) { |
| // TODO: Replace with https://github.com/rust-lang/rfcs/pull/2725 |
| // after stabilization |
| if sha1_hwcap::get() { |
| sha1_asm::compress(state, blocks); |
| } else { |
| super::soft::compress(state, blocks); |
| } |
| } |
