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rust: Add SHA256 benchmark

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This commit is contained in:
Wladimir J. van der Laan 2020-04-29 16:36:16 +00:00
parent cf8b81c391
commit b695136eaa
1 changed files with 5 additions and 1 deletions
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6
rust/cryptest/src/main.rs
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@ -13,6 +13,7 @@ use k210_shared::soc::sleep::usleep;
use k210_shared::soc::sysctl;
use k210_shared::soc::aes::{self, cipher_mode, encrypt_sel};
use k210_shared::soc::sha256::SHA256Ctx;
use k210_shared::timing::clock;
use riscv::asm;
use riscv_rt::entry;
@ -549,6 +550,7 @@ fn main() -> ! {
// (this is shorter than the given test vector as it is the maximum that the SHA256 engine
// supports, 65536 SHA blocks)
{
let time_start = clock();
let expected = hex!("929156a9422e05b71655509e8e9e7292d65d540a7342c94df3e121cedd407dfe");
let s = b"abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmno";
// let size = 16_777_216 * s.len();
@ -557,11 +559,13 @@ fn main() -> ! {
let mut sha = SHA256Ctx::new(sha256, size);
sha.update(s.iter().cycle().take(size));
let sha_out = sha.finish();
let time_end = clock();
if sha_out == expected {
write!(stdout, "MATCH").unwrap();
} else {
writeln!(stdout, "MISMATCH").unwrap();
write!(stdout, "MISMATCH").unwrap();
}
write!(stdout, " ({} kB/s)", (size as u64) * 1_000 / (time_end - time_start)).unwrap();
writeln!(stdout).unwrap();
}