From 93e7627d5a3d071418141a03b587d728e90dcd98 Mon Sep 17 00:00:00 2001 From: moneromooo-monero Date: Fri, 24 Aug 2018 09:50:34 +0000 Subject: [PATCH] cryptonote_format_utils: do not early out on invalid tx pubkeys Another such pubkey might be valid --- src/cryptonote_basic/cryptonote_format_utils.cpp | 16 +++++++++++++--- 1 file changed, 13 insertions(+), 3 deletions(-) diff --git a/src/cryptonote_basic/cryptonote_format_utils.cpp b/src/cryptonote_basic/cryptonote_format_utils.cpp index 428be1c9c..e9a9fba03 100644 --- a/src/cryptonote_basic/cryptonote_format_utils.cpp +++ b/src/cryptonote_basic/cryptonote_format_utils.cpp @@ -201,15 +201,25 @@ namespace cryptonote { crypto::key_derivation recv_derivation = AUTO_VAL_INIT(recv_derivation); bool r = hwdev.generate_key_derivation(tx_public_key, ack.m_view_secret_key, recv_derivation); - CHECK_AND_ASSERT_MES(r, false, "key image helper: failed to generate_key_derivation(" << tx_public_key << ", " << ack.m_view_secret_key << ")"); + if (!r) + { + MWARNING("key image helper: failed to generate_key_derivation(" << tx_public_key << ", " << ack.m_view_secret_key << ")"); + memcpy(&recv_derivation, rct::identity().bytes, sizeof(recv_derivation)); + } std::vector additional_recv_derivations; for (size_t i = 0; i < additional_tx_public_keys.size(); ++i) { crypto::key_derivation additional_recv_derivation = AUTO_VAL_INIT(additional_recv_derivation); r = hwdev.generate_key_derivation(additional_tx_public_keys[i], ack.m_view_secret_key, additional_recv_derivation); - CHECK_AND_ASSERT_MES(r, false, "key image helper: failed to generate_key_derivation(" << additional_tx_public_keys[i] << ", " << ack.m_view_secret_key << ")"); - additional_recv_derivations.push_back(additional_recv_derivation); + if (!r) + { + MWARNING("key image helper: failed to generate_key_derivation(" << additional_tx_public_keys[i] << ", " << ack.m_view_secret_key << ")"); + } + else + { + additional_recv_derivations.push_back(additional_recv_derivation); + } } boost::optional subaddr_recv_info = is_out_to_acc_precomp(subaddresses, out_key, recv_derivation, additional_recv_derivations, real_output_index,hwdev);