PublicKeyType withdraw_with_escrow::encrypt_memo_data(
const fc::ecc::private_key& one_time_private_key,
const fc::ecc::public_key& to_public_key,
const fc::ecc::private_key& from_private_key,
const std::string& memo_message,
const fc::ecc::public_key& memo_pub_key,
MemoFlagsEnum memo_type)
{
memo = TransferMemo();
const auto secret = one_time_private_key.get_shared_secret(to_public_key);
const auto ext_to_public_key = ExtendedPublicKey(to_public_key);
const auto secret_ext_public_key = ext_to_public_key.child(fc::sha256::hash(secret));
const auto secret_public_key = secret_ext_public_key.get_pub_key();
sender = Address(one_time_private_key.get_public_key());
receiver = Address(secret_public_key);
fc::sha512 check_secret;
if (from_private_key.get_secret() != fc::ecc::private_key().get_secret())
check_secret = from_private_key.get_shared_secret(secret_public_key);
MemoData memo_content;
memo_content.set_message(memo_message);
memo_content.from = memo_pub_key;
memo_content.from_signature = check_secret._hash[0];
memo_content.memo_flags = memo_type;
memo->one_time_key = one_time_private_key.get_public_key();
encrypt_memo_data(secret, memo_content);
return secret_public_key;
}
public_key_type withdraw_with_signature::encrypt_memo_data(
const fc::ecc::private_key& one_time_private_key,
const fc::ecc::public_key& to_public_key,
const fc::ecc::private_key& from_private_key,
const std::string& memo_message,
const fc::ecc::public_key& memo_pub_key,
memo_flags_enum memo_type )
{
memo = titan_memo();
const auto secret = one_time_private_key.get_shared_secret( to_public_key );
const auto ext_to_public_key = extended_public_key( to_public_key );
const auto secret_ext_public_key = ext_to_public_key.child( fc::sha256::hash( secret ) );
const auto secret_public_key = secret_ext_public_key.get_pub_key();
owner = address( secret_public_key );
fc::sha512 check_secret;
if( from_private_key.get_secret() != fc::ecc::private_key().get_secret() )
check_secret = from_private_key.get_shared_secret( secret_public_key );
memo_data memo_content;
memo_content.set_message( memo_message );
memo_content.from = memo_pub_key;
memo_content.from_signature = check_secret._hash[0];
memo_content.memo_flags = memo_type;
memo->one_time_key = one_time_private_key.get_public_key();
encrypt_memo_data( secret, memo_content );
return secret_public_key;
}
