crypto: support ML-DSA KeyObject, sign, and verify

PR-URL: nodejs/node#59259
Reviewed-By: Yagiz Nizipli <[email protected]>
Reviewed-By: Ethan Arrowood <[email protected]>
Reviewed-By: James M Snell <[email protected]>

Author: panva

include/ncrypto.h

@@ -30,6 +30,9 @@
 
 #if OPENSSL_VERSION_MAJOR >= 3
 #define OSSL3_CONST const
+#if OPENSSL_VERSION_MINOR >= 5
+#include <openssl/core_names.h>
+#endif
 #else
 #define OSSL3_CONST
 #endif
@@ -703,6 +706,10 @@ class EVPKeyPointer final {
                                     const Buffer<const unsigned char>& data);
   static EVPKeyPointer NewRawPrivate(int id,
                                      const Buffer<const unsigned char>& data);
+#if OPENSSL_VERSION_MAJOR >= 3 && OPENSSL_VERSION_MINOR >= 5
+  static EVPKeyPointer NewRawSeed(int id,
+                                  const Buffer<const unsigned char>& data);
+#endif
   static EVPKeyPointer NewDH(DHPointer&& dh);
   static EVPKeyPointer NewRSA(RSAPointer&& rsa);
 
@@ -794,6 +801,10 @@ class EVPKeyPointer final {
   DataPointer rawPrivateKey() const;
   BIOPointer derPublicKey() const;
 
+#if OPENSSL_VERSION_MAJOR >= 3 && OPENSSL_VERSION_MINOR >= 5
+  DataPointer rawSeed() const;
+#endif
+
   Result<BIOPointer, bool> writePrivateKey(
       const PrivateKeyEncodingConfig& config) const;
   Result<BIOPointer, bool> writePublicKey(

src/ncrypto.cpp

@@ -1863,6 +1863,31 @@ EVPKeyPointer EVPKeyPointer::NewRawPrivate(
       EVP_PKEY_new_raw_private_key(id, nullptr, data.data, data.len));
 }
 
+#if OPENSSL_VERSION_MAJOR >= 3 && OPENSSL_VERSION_MINOR >= 5
+EVPKeyPointer EVPKeyPointer::NewRawSeed(
+    int id, const Buffer<const unsigned char>& data) {
+  if (id == 0) return {};
+
+  OSSL_PARAM params[] = {
+      OSSL_PARAM_construct_octet_string(OSSL_PKEY_PARAM_ML_DSA_SEED,
+                                        const_cast<unsigned char*>(data.data),
+                                        data.len),
+      OSSL_PARAM_END};
+
+  EVP_PKEY_CTX* ctx = EVP_PKEY_CTX_new_id(id, nullptr);
+  if (ctx == nullptr) return {};
+
+  EVP_PKEY* pkey = nullptr;
+  if (ctx == nullptr || EVP_PKEY_fromdata_init(ctx) <= 0 ||
+      EVP_PKEY_fromdata(ctx, &pkey, EVP_PKEY_KEYPAIR, params) <= 0) {
+    EVP_PKEY_CTX_free(ctx);
+    return {};
+  }
+
+  return EVPKeyPointer(pkey);
+}
+#endif
+
 EVPKeyPointer EVPKeyPointer::NewDH(DHPointer&& dh) {
 #ifndef NCRYPTO_NO_EVP_DH
   if (!dh) return {};
@@ -1914,7 +1939,16 @@ EVP_PKEY* EVPKeyPointer::release() { return pkey_.release(); }
 
 int EVPKeyPointer::id(const EVP_PKEY* key) {
   if (key == nullptr) return 0;
-  return EVP_PKEY_id(key);
+  int type = EVP_PKEY_id(key);
+#if OPENSSL_VERSION_MAJOR >= 3 && OPENSSL_VERSION_MINOR >= 5
+  // https://github.com/openssl/openssl/issues/27738#issuecomment-3013215870
+  if (type == -1) {
+    if (EVP_PKEY_is_a(key, "ML-DSA-44")) return EVP_PKEY_ML_DSA_44;
+    if (EVP_PKEY_is_a(key, "ML-DSA-65")) return EVP_PKEY_ML_DSA_65;
+    if (EVP_PKEY_is_a(key, "ML-DSA-87")) return EVP_PKEY_ML_DSA_87;
+  }
+#endif
+  return type;
 }
 
 int EVPKeyPointer::base_id(const EVP_PKEY* key) {
@@ -1966,6 +2000,31 @@ DataPointer EVPKeyPointer::rawPublicKey() const {
   return {};
 }
 
+#if OPENSSL_VERSION_MAJOR >= 3 && OPENSSL_VERSION_MINOR >= 5
+DataPointer EVPKeyPointer::rawSeed() const {
+  if (!pkey_) return {};
+  switch (id()) {
+    case EVP_PKEY_ML_DSA_44:
+    case EVP_PKEY_ML_DSA_65:
+    case EVP_PKEY_ML_DSA_87:
+      break;
+    default:
+      unreachable();
+  }
+
+  size_t seed_len = 32;
+  if (auto data = DataPointer::Alloc(seed_len)) {
+    const Buffer<unsigned char> buf = data;
+    size_t len = data.size();
+    if (EVP_PKEY_get_octet_string_param(
+            get(), OSSL_PKEY_PARAM_ML_DSA_SEED, buf.data, len, &seed_len) != 1)
+      return {};
+    return data;
+  }
+  return {};
+}
+#endif
+
 DataPointer EVPKeyPointer::rawPrivateKey() const {
   if (!pkey_) return {};
   if (auto data = DataPointer::Alloc(rawPrivateKeySize())) {
@@ -2390,7 +2449,18 @@ bool EVPKeyPointer::isRsaVariant() const {
 bool EVPKeyPointer::isOneShotVariant() const {
   if (!pkey_) return false;
   int type = id();
-  return type == EVP_PKEY_ED25519 || type == EVP_PKEY_ED448;
+  switch (type) {
+    case EVP_PKEY_ED25519:
+    case EVP_PKEY_ED448:
+#if OPENSSL_VERSION_MAJOR >= 3 && OPENSSL_VERSION_MINOR >= 5
+    case EVP_PKEY_ML_DSA_44:
+    case EVP_PKEY_ML_DSA_65:
+    case EVP_PKEY_ML_DSA_87:
+#endif
+      return true;
+    default:
+      return false;
+  }
 }
 
 bool EVPKeyPointer::isSigVariant() const {