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| author | moneromooo-monero <moneromooo-monero@users.noreply.github.com> | 2019-01-08 16:05:18 +0000 |
|---|---|---|
| committer | moneromooo-monero <moneromooo-monero@users.noreply.github.com> | 2019-01-22 23:17:39 +0000 |
| commit | 7d375981584e5ddac4ea6ad8879e2211d465b79d (patch) | |
| tree | 82341e77219309514ab8bc12d6c3bd65b60a2293 /src/cryptonote_basic/cryptonote_boost_serialization.h | |
| parent | ringct: encode 8 byte amount, saving 24 bytes per output (diff) | |
| download | monero-7d375981584e5ddac4ea6ad8879e2211d465b79d.tar.xz | |
ringct: the commitment mask is now deterministic
saves space in the tx and is safe
Found by knaccc
Diffstat (limited to 'src/cryptonote_basic/cryptonote_boost_serialization.h')
| -rw-r--r-- | src/cryptonote_basic/cryptonote_boost_serialization.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/cryptonote_basic/cryptonote_boost_serialization.h b/src/cryptonote_basic/cryptonote_boost_serialization.h index 6f26d8756..8a527b898 100644 --- a/src/cryptonote_basic/cryptonote_boost_serialization.h +++ b/src/cryptonote_basic/cryptonote_boost_serialization.h @@ -249,15 +249,18 @@ namespace boost template <class Archive> inline void serialize(Archive &a, rct::ecdhTuple &x, const boost::serialization::version_type ver) { - a & x.mask; if (ver < 1) { + a & x.mask; a & x.amount; return; } crypto::hash8 &amount = (crypto::hash8&)x.amount; if (!Archive::is_saving::value) + { + memset(&x.mask, 0, sizeof(x.mask)); memset(&x.amount, 0, sizeof(x.amount)); + } a & amount; // a & x.senderPk; // not serialized, as we do not use it in monero currently } |