diff options
Diffstat (limited to 'src/pubkey.cpp')
| -rw-r--r-- | src/pubkey.cpp | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/src/pubkey.cpp b/src/pubkey.cpp index 6d85d33..6461c10 100644 --- a/src/pubkey.cpp +++ b/src/pubkey.cpp @@ -88,6 +88,45 @@ optional<SecretKey> SecretKey::load(const Stored<PublicKey> & pub) return SecretKey(key, pub); } +optional<SecretKey> SecretKey::fromData(const Stored<PublicKey> & pub, const vector<uint8_t> & sdata) +{ + shared_ptr<EVP_PKEY> pkey( + EVP_PKEY_new_raw_private_key(EVP_PKEY_ED25519, NULL, + sdata.data(), sdata.size()), + EVP_PKEY_free); + if (!pkey) + return nullopt; + + vector<uint8_t> keyData; + size_t keyLen; + + EVP_PKEY_get_raw_public_key(pkey.get(), nullptr, &keyLen); + keyData.resize(keyLen); + EVP_PKEY_get_raw_public_key(pkey.get(), keyData.data(), &keyLen); + + EVP_PKEY_get_raw_public_key(pub->key.get(), nullptr, &keyLen); + keyData.resize(keyLen); + EVP_PKEY_get_raw_public_key(pub->key.get(), keyData.data(), &keyLen); + + if (EVP_PKEY_cmp(pkey.get(), pub->key.get()) != 1) + return nullopt; + + pub.ref().storage().storeKey(pub.ref(), sdata); + return SecretKey(std::move(pkey), pub); +} + +vector<uint8_t> SecretKey::getData() const +{ + vector<uint8_t> keyData; + size_t keyLen; + + EVP_PKEY_get_raw_private_key(key.get(), nullptr, &keyLen); + keyData.resize(keyLen); + EVP_PKEY_get_raw_private_key(key.get(), keyData.data(), &keyLen); + + return keyData; +} + vector<uint8_t> SecretKey::sign(const Digest & dgst) const { unique_ptr<EVP_MD_CTX, void(*)(EVP_MD_CTX*)> |