added secp256k1 alg id

Author: mkmks

src/alg_id.rs

@@ -44,6 +44,19 @@ pub const ML_DSA_65: AlgorithmIdentifier =
 pub const ML_DSA_87: AlgorithmIdentifier =
     AlgorithmIdentifier::from_slice(include_bytes!("data/alg-ml-dsa-87.der"));
 
+/// AlgorithmIdentifier for `id-ecPublicKey` with named curve `secp256k1`.
+///
+/// This is:
+///
+/// ```text
+/// # ecPublicKey
+/// OBJECT_IDENTIFIER { 1.2.840.10045.2.1 }
+/// # secp256k1
+/// OBJECT_IDENTIFIER { 1.3.132.0.10 }
+/// ```
+pub const ECDSA_P256K1: AlgorithmIdentifier =
+    AlgorithmIdentifier::from_slice(include_bytes!("data/alg-ecdsa-p256k1.der"));
+
 /// AlgorithmIdentifier for `id-ecPublicKey` with named curve `secp256r1`.
 ///
 /// This is:

src/data/alg-ecdsa-p256k1.der

@@ -3,9 +3,15 @@ use rustls_pki_types::PrivateKeyDer;
 #[test]
 fn test_private_key_from_der() {
     const NIST_P256_KEY_SEC1: &[u8] = include_bytes!("../tests/keys/nistp256key.der");
+    const ECDSA_P256K1_KEY_SEC1: &[u8] = include_bytes!("../tests/keys/ecdsap256k1key.der");
     const NIST_P384_KEY_SEC1: &[u8] = include_bytes!("../tests/keys/nistp384key.der");
     const NIST_P521_KEY_SEC1: &[u8] = include_bytes!("../tests/keys/nistp521key.der");
-    for bytes in [NIST_P256_KEY_SEC1, NIST_P384_KEY_SEC1, NIST_P521_KEY_SEC1] {
+    for bytes in [
+        NIST_P256_KEY_SEC1,
+        ECDSA_P256K1_KEY_SEC1,
+        NIST_P384_KEY_SEC1,
+        NIST_P521_KEY_SEC1,
+    ] {
         assert!(matches!(
             PrivateKeyDer::try_from(bytes).unwrap(),
             PrivateKeyDer::Sec1(_)
@@ -19,6 +25,7 @@ fn test_private_key_from_der() {
     ));
 
     const NIST_P256_KEY_PKCS8: &[u8] = include_bytes!("../tests/keys/nistp256key.pkcs8.der");
+    const ECDSA_P256K1_KEY_PKCS8: &[u8] = include_bytes!("../tests/keys/ecdsap256k1key.pkcs8.der");
     const NIST_P384_KEY_PKCS8: &[u8] = include_bytes!("../tests/keys/nistp384key.pkcs8.der");
     const NIST_P521_KEY_PKCS8: &[u8] = include_bytes!("../tests/keys/nistp521key.pkcs8.der");
     const RSA_2048_KEY_PKCS8: &[u8] = include_bytes!("../tests/keys/rsa2048key.pkcs8.der");
@@ -27,6 +34,7 @@ fn test_private_key_from_der() {
     const ED448_KEY: &[u8] = include_bytes!("../tests/keys/ed448.pkcs8.der");
     const PKCS8_KEYS: &[&[u8]] = &[
         NIST_P256_KEY_PKCS8,
+        ECDSA_P256K1_KEY_PKCS8,
         NIST_P384_KEY_PKCS8,
         NIST_P521_KEY_PKCS8,
         RSA_2048_KEY_PKCS8,