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feat: external_ecdh for ML-KEM

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Hatter Jiang
2025-09-27 12:11:03 +08:00
parent 10c38cda8a
commit 1d49b7c1c1
1 changed files with 9 additions and 2 deletions
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11
src/cmd_external_ecdh.rs
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@@ -1,6 +1,6 @@
use crate::keyutil::{parse_key_uri, KeyAlgorithmId, KeyUri, KeyUsage};
use crate::pivutil::ToStr;
use crate::{cmd_hmac_decrypt, cmd_se_ecdh, cmdutil, ecdhutil, pivutil, seutil, util, yubikeyutil};
use crate::{cmd_hmac_decrypt, cmd_se_ecdh, cmdutil, ecdhutil, mlkemutil, pivutil, seutil, util, yubikeyutil};
use clap::{App, ArgMatches, SubCommand};
use rust_util::util_clap::{Command, CommandError};
use rust_util::XResult;
@@ -123,7 +123,14 @@ pub fn ecdh(
return Ok(shared_secret.to_vec());
}
simple_error!("Invalid private key and/or ephemeral public key")
simple_error!("Invalid EC private key and/or ephemeral public key")
} else if key.algorithm.is_mlkem() {
let private_key = cmd_hmac_decrypt::try_decrypt(&mut None, &key.hmac_enc_private_key)?;
let private_key_bytes = try_decode(&private_key)?;
if let Ok((_, shared_secret)) = mlkemutil::try_parse_decapsulate_key_private_then_decapsulate(&private_key_bytes, ephemeral_public_key_bytes) {
return Ok(shared_secret);
}
simple_error!("Invalid ML-KEM private key and/or ephemeral public key")
} else {
simple_error!("Invalid algorithm: {}", key.algorithm.to_str())
}