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cryptonote_format_utils: do not early out on invalid tx pubkeys

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Another such pubkey might be valid
This commit is contained in:
moneromooo-monero 2018-08-24 09:50:34 +00:00
parent 91c7d68b2d
commit 93e7627d5a
No known key found for this signature in database
GPG key ID: 686F07454D6CEFC3
1 changed files with 13 additions and 3 deletions
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14
src/cryptonote_basic/cryptonote_format_utils.cpp
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@ -201,16 +201,26 @@ namespace cryptonote
{ {
crypto::key_derivation recv_derivation = AUTO_VAL_INIT(recv_derivation); 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); 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<crypto::key_derivation> additional_recv_derivations; std::vector<crypto::key_derivation> additional_recv_derivations;
for (size_t i = 0; i < additional_tx_public_keys.size(); ++i) for (size_t i = 0; i < additional_tx_public_keys.size(); ++i)
{ {
crypto::key_derivation additional_recv_derivation = AUTO_VAL_INIT(additional_recv_derivation); 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); 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 << ")"); 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); additional_recv_derivations.push_back(additional_recv_derivation);
} }
}
boost::optional<subaddress_receive_info> subaddr_recv_info = is_out_to_acc_precomp(subaddresses, out_key, recv_derivation, additional_recv_derivations, real_output_index,hwdev); boost::optional<subaddress_receive_info> subaddr_recv_info = is_out_to_acc_precomp(subaddresses, out_key, recv_derivation, additional_recv_derivations, real_output_index,hwdev);
CHECK_AND_ASSERT_MES(subaddr_recv_info, false, "key image helper: given output pubkey doesn't seem to belong to this address"); CHECK_AND_ASSERT_MES(subaddr_recv_info, false, "key image helper: given output pubkey doesn't seem to belong to this address");