diff options
Diffstat (limited to 'src/wallet/wallet2.cpp')
| -rw-r--r-- | src/wallet/wallet2.cpp | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/src/wallet/wallet2.cpp b/src/wallet/wallet2.cpp index 092356269..1efc2ef9c 100644 --- a/src/wallet/wallet2.cpp +++ b/src/wallet/wallet2.cpp @@ -8713,6 +8713,54 @@ bool wallet2::get_tx_key(const crypto::hash &txid, crypto::secret_key &tx_key, s return true; } //---------------------------------------------------------------------------------------------------- +void wallet2::set_tx_key(const crypto::hash &txid, const crypto::secret_key &tx_key, const std::vector<crypto::secret_key> &additional_tx_keys) +{ + // fetch tx from daemon and check if secret keys agree with corresponding public keys + COMMAND_RPC_GET_TRANSACTIONS::request req = AUTO_VAL_INIT(req); + req.txs_hashes.push_back(epee::string_tools::pod_to_hex(txid)); + req.decode_as_json = false; + req.prune = false; + COMMAND_RPC_GET_TRANSACTIONS::response res = AUTO_VAL_INIT(res); + bool r; + { + const boost::lock_guard<boost::mutex> lock{m_daemon_rpc_mutex}; + r = epee::net_utils::invoke_http_json("/gettransactions", req, res, m_http_client, rpc_timeout); + } + THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "gettransactions"); + THROW_WALLET_EXCEPTION_IF(res.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "gettransactions"); + THROW_WALLET_EXCEPTION_IF(res.status != CORE_RPC_STATUS_OK, error::wallet_internal_error, "gettransactions"); + THROW_WALLET_EXCEPTION_IF(res.txs.size() != 1, error::wallet_internal_error, + "daemon returned wrong response for gettransactions, wrong txs count = " + + std::to_string(res.txs.size()) + ", expected 1"); + cryptonote::blobdata bd; + THROW_WALLET_EXCEPTION_IF(!epee::string_tools::parse_hexstr_to_binbuff(res.txs[0].as_hex, bd), error::wallet_internal_error, "failed to parse tx from hexstr"); + cryptonote::transaction tx; + crypto::hash tx_hash, tx_prefix_hash; + THROW_WALLET_EXCEPTION_IF(!cryptonote::parse_and_validate_tx_from_blob(bd, tx, tx_hash, tx_prefix_hash), error::wallet_internal_error, "failed to parse tx from blob"); + THROW_WALLET_EXCEPTION_IF(tx_hash != txid, error::wallet_internal_error, "txid mismatch"); + std::vector<tx_extra_field> tx_extra_fields; + THROW_WALLET_EXCEPTION_IF(!parse_tx_extra(tx.extra, tx_extra_fields), error::wallet_internal_error, "Transaction extra has unsupported format"); + tx_extra_pub_key pub_key_field; + bool found = false; + size_t index = 0; + while (find_tx_extra_field_by_type(tx_extra_fields, pub_key_field, index++)) + { + crypto::public_key calculated_pub_key; + crypto::secret_key_to_public_key(tx_key, calculated_pub_key); + if (calculated_pub_key == pub_key_field.pub_key) + { + found = true; + break; + } + } + THROW_WALLET_EXCEPTION_IF(!found, error::wallet_internal_error, "Given tx secret key doesn't agree with the tx public key in the blockchain"); + tx_extra_additional_pub_keys additional_tx_pub_keys; + find_tx_extra_field_by_type(tx_extra_fields, additional_tx_pub_keys); + THROW_WALLET_EXCEPTION_IF(additional_tx_keys.size() != additional_tx_pub_keys.data.size(), error::wallet_internal_error, "The number of additional tx secret keys doesn't agree with the number of additional tx public keys in the blockchain" ); + m_tx_keys.insert(std::make_pair(txid, tx_key)); + m_additional_tx_keys.insert(std::make_pair(txid, additional_tx_keys)); +} +//---------------------------------------------------------------------------------------------------- std::string wallet2::get_spend_proof(const crypto::hash &txid, const std::string &message) { THROW_WALLET_EXCEPTION_IF(m_watch_only, error::wallet_internal_error, |