diff --git a/src/cryptonote_core/cryptonote_tx_utils.cpp b/src/cryptonote_core/cryptonote_tx_utils.cpp index 4bc33b56b..4db575b87 100644 --- a/src/cryptonote_core/cryptonote_tx_utils.cpp +++ b/src/cryptonote_core/cryptonote_tx_utils.cpp @@ -223,13 +223,15 @@ namespace cryptonote std::vector tx_extra_fields; if (parse_tx_extra(tx.extra, tx_extra_fields)) { + bool add_dummy_payment_id = true; tx_extra_nonce extra_nonce; if (find_tx_extra_field_by_type(tx_extra_fields, extra_nonce)) { - crypto::hash8 payment_id = null_hash8; - if (get_encrypted_payment_id_from_tx_extra_nonce(extra_nonce.nonce, payment_id)) + crypto::hash payment_id = null_hash; + crypto::hash8 payment_id8 = null_hash8; + if (get_encrypted_payment_id_from_tx_extra_nonce(extra_nonce.nonce, payment_id8)) { - LOG_PRINT_L2("Encrypting payment id " << payment_id); + LOG_PRINT_L2("Encrypting payment id " << payment_id8); crypto::public_key view_key_pub = get_destination_view_key_pub(destinations, change_addr); if (view_key_pub == null_pkey) { @@ -237,21 +239,53 @@ namespace cryptonote return false; } - if (!hwdev.encrypt_payment_id(payment_id, view_key_pub, tx_key)) + if (!hwdev.encrypt_payment_id(payment_id8, view_key_pub, tx_key)) { LOG_ERROR("Failed to encrypt payment id"); return false; } std::string extra_nonce; - set_encrypted_payment_id_to_tx_extra_nonce(extra_nonce, payment_id); + set_encrypted_payment_id_to_tx_extra_nonce(extra_nonce, payment_id8); remove_field_from_tx_extra(tx.extra, typeid(tx_extra_nonce)); if (!add_extra_nonce_to_tx_extra(tx.extra, extra_nonce)) { LOG_ERROR("Failed to add encrypted payment id to tx extra"); return false; } - LOG_PRINT_L1("Encrypted payment ID: " << payment_id); + LOG_PRINT_L1("Encrypted payment ID: " << payment_id8); + add_dummy_payment_id = false; + } + else if (get_payment_id_from_tx_extra_nonce(extra_nonce.nonce, payment_id)) + { + add_dummy_payment_id = false; + } + } + + // we don't add one if we've got more than the usual 1 destination plus change + if (destinations.size() > 2) + add_dummy_payment_id = false; + + if (add_dummy_payment_id) + { + // if we have neither long nor short payment id, add a dummy short one, + // this should end up being the vast majority of txes as time goes on + std::string extra_nonce; + crypto::hash8 payment_id8 = null_hash8; + crypto::public_key view_key_pub = get_destination_view_key_pub(destinations, change_addr); + if (view_key_pub == null_pkey) + { + LOG_ERROR("Failed to get key to encrypt dummy payment id with"); + } + else + { + hwdev.encrypt_payment_id(payment_id8, view_key_pub, tx_key); + set_encrypted_payment_id_to_tx_extra_nonce(extra_nonce, payment_id8); + if (!add_extra_nonce_to_tx_extra(tx.extra, extra_nonce)) + { + LOG_ERROR("Failed to add dummy encrypted payment id to tx extra"); + // continue anyway + } } } } diff --git a/src/simplewallet/simplewallet.cpp b/src/simplewallet/simplewallet.cpp index b9c84d453..e38488caa 100644 --- a/src/simplewallet/simplewallet.cpp +++ b/src/simplewallet/simplewallet.cpp @@ -4187,12 +4187,8 @@ void simple_wallet::on_money_received(uint64_t height, const crypto::hash &txid, tx_extra_nonce extra_nonce; if (find_tx_extra_field_by_type(tx_extra_fields, extra_nonce)) { - crypto::hash8 payment_id8 = crypto::null_hash8; crypto::hash payment_id = crypto::null_hash; - if (get_encrypted_payment_id_from_tx_extra_nonce(extra_nonce.nonce, payment_id8)) - message_writer() << - tr("NOTE: this transaction uses an encrypted payment ID: consider using subaddresses instead"); - else if (get_payment_id_from_tx_extra_nonce(extra_nonce.nonce, payment_id)) + if (get_payment_id_from_tx_extra_nonce(extra_nonce.nonce, payment_id)) message_writer(console_color_red, false) << (m_long_payment_id_support ? tr("WARNING: this transaction uses an unencrypted payment ID: consider using subaddresses instead.") : tr("WARNING: this transaction uses an unencrypted payment ID: these are obsolete. Support will be withdrawn in the future. Use subaddresses instead.")); } @@ -5879,14 +5875,28 @@ bool simple_wallet::accept_loaded_tx(const std::function get_num_txes, { if (!payment_id_string.empty()) payment_id_string += ", "; - payment_id_string = std::string("encrypted payment ID ") + epee::string_tools::pod_to_hex(payment_id8); - has_encrypted_payment_id = true; + + // if none of the addresses are integrated addresses, it's a dummy one + bool is_dummy = true; + for (const auto &e: cd.dests) + if (e.is_integrated) + is_dummy = false; + + if (is_dummy) + { + payment_id_string += std::string("dummy encrypted payment ID"); + } + else + { + payment_id_string += std::string("encrypted payment ID ") + epee::string_tools::pod_to_hex(payment_id8); + has_encrypted_payment_id = true; + } } else if (get_payment_id_from_tx_extra_nonce(extra_nonce.nonce, payment_id)) { if (!payment_id_string.empty()) payment_id_string += ", "; - payment_id_string = std::string("unencrypted payment ID ") + epee::string_tools::pod_to_hex(payment_id); + payment_id_string += std::string("unencrypted payment ID ") + epee::string_tools::pod_to_hex(payment_id); payment_id_string += " (OBSOLETE)"; } }