diff options
Diffstat (limited to 'src/cryptonote_core')
| -rw-r--r-- | src/cryptonote_core/cryptonote_tx_utils.cpp | 45 | ||||
| -rw-r--r-- | src/cryptonote_core/cryptonote_tx_utils.h | 6 |
2 files changed, 10 insertions, 41 deletions
diff --git a/src/cryptonote_core/cryptonote_tx_utils.cpp b/src/cryptonote_core/cryptonote_tx_utils.cpp index 0a04e0d38..c138c7854 100644 --- a/src/cryptonote_core/cryptonote_tx_utils.cpp +++ b/src/cryptonote_core/cryptonote_tx_utils.cpp @@ -405,49 +405,12 @@ namespace cryptonote for(const tx_destination_entry& dst_entr: destinations) { CHECK_AND_ASSERT_MES(dst_entr.amount > 0 || tx.version > 1, false, "Destination with wrong amount: " << dst_entr.amount); - crypto::key_derivation derivation; crypto::public_key out_eph_public_key; - // make additional tx pubkey if necessary - keypair additional_txkey; - if (need_additional_txkeys) - { - additional_txkey.sec = additional_tx_keys[output_index]; - if (dst_entr.is_subaddress) - additional_txkey.pub = rct::rct2pk(hwdev.scalarmultKey(rct::pk2rct(dst_entr.addr.m_spend_public_key), rct::sk2rct(additional_txkey.sec))); - else - additional_txkey.pub = rct::rct2pk(hwdev.scalarmultBase(rct::sk2rct(additional_txkey.sec))); - } - - bool r; - if (change_addr && dst_entr.addr == *change_addr) - { - // sending change to yourself; derivation = a*R - r = hwdev.generate_key_derivation(txkey_pub, sender_account_keys.m_view_secret_key, derivation); - CHECK_AND_ASSERT_MES(r, false, "at creation outs: failed to generate_key_derivation(" << txkey_pub << ", " << sender_account_keys.m_view_secret_key << ")"); - } - else - { - // sending to the recipient; derivation = r*A (or s*C in the subaddress scheme) - r = hwdev.generate_key_derivation(dst_entr.addr.m_view_public_key, dst_entr.is_subaddress && need_additional_txkeys ? additional_txkey.sec : tx_key, derivation); - CHECK_AND_ASSERT_MES(r, false, "at creation outs: failed to generate_key_derivation(" << dst_entr.addr.m_view_public_key << ", " << (dst_entr.is_subaddress && need_additional_txkeys ? additional_txkey.sec : tx_key) << ")"); - } - - if (need_additional_txkeys) - { - additional_tx_public_keys.push_back(additional_txkey.pub); - } - - if (tx.version > 1) - { - crypto::secret_key scalar1; - hwdev.derivation_to_scalar(derivation, output_index, scalar1); - amount_keys.push_back(rct::sk2rct(scalar1)); - } - r = hwdev.derive_public_key(derivation, output_index, dst_entr.addr.m_spend_public_key, out_eph_public_key); - CHECK_AND_ASSERT_MES(r, false, "at creation outs: failed to derive_public_key(" << derivation << ", " << output_index << ", "<< dst_entr.addr.m_spend_public_key << ")"); - - hwdev.add_output_key_mapping(dst_entr.addr.m_view_public_key, dst_entr.addr.m_spend_public_key, dst_entr.is_subaddress, output_index, amount_keys.back(), out_eph_public_key); + hwdev.generate_output_ephemeral_keys(tx.version,sender_account_keys, txkey_pub, tx_key, + dst_entr, change_addr, output_index, + need_additional_txkeys, additional_tx_keys, + additional_tx_public_keys, amount_keys, out_eph_public_key); tx_out out; out.amount = dst_entr.amount; diff --git a/src/cryptonote_core/cryptonote_tx_utils.h b/src/cryptonote_core/cryptonote_tx_utils.h index 85061668b..ad3297951 100644 --- a/src/cryptonote_core/cryptonote_tx_utils.h +++ b/src/cryptonote_core/cryptonote_tx_utils.h @@ -97,6 +97,12 @@ namespace cryptonote bool construct_tx(const account_keys& sender_account_keys, std::vector<tx_source_entry> &sources, const std::vector<tx_destination_entry>& destinations, const boost::optional<cryptonote::account_public_address>& change_addr, const std::vector<uint8_t> &extra, transaction& tx, uint64_t unlock_time); bool construct_tx_with_tx_key(const account_keys& sender_account_keys, const std::unordered_map<crypto::public_key, subaddress_index>& subaddresses, std::vector<tx_source_entry>& sources, std::vector<tx_destination_entry>& destinations, const boost::optional<cryptonote::account_public_address>& change_addr, const std::vector<uint8_t> &extra, transaction& tx, uint64_t unlock_time, const crypto::secret_key &tx_key, const std::vector<crypto::secret_key> &additional_tx_keys, bool rct = false, const rct::RCTConfig &rct_config = { rct::RangeProofBorromean, 0 }, rct::multisig_out *msout = NULL, bool shuffle_outs = true); bool construct_tx_and_get_tx_key(const account_keys& sender_account_keys, const std::unordered_map<crypto::public_key, subaddress_index>& subaddresses, std::vector<tx_source_entry>& sources, std::vector<tx_destination_entry>& destinations, const boost::optional<cryptonote::account_public_address>& change_addr, const std::vector<uint8_t> &extra, transaction& tx, uint64_t unlock_time, crypto::secret_key &tx_key, std::vector<crypto::secret_key> &additional_tx_keys, bool rct = false, const rct::RCTConfig &rct_config = { rct::RangeProofBorromean, 0 }, rct::multisig_out *msout = NULL); + bool generate_output_ephemeral_keys(const size_t tx_version, const cryptonote::account_keys &sender_account_keys, const crypto::public_key &txkey_pub, const crypto::secret_key &tx_key, + const cryptonote::tx_destination_entry &dst_entr, const boost::optional<cryptonote::account_public_address> &change_addr, const size_t output_index, + const bool &need_additional_txkeys, const std::vector<crypto::secret_key> &additional_tx_keys, + std::vector<crypto::public_key> &additional_tx_public_keys, + std::vector<rct::key> &amount_keys, + crypto::public_key &out_eph_public_key) ; bool generate_genesis_block( block& bl |