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Hash domain separation

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Sarang Noether
2020-04-01 08:31:00 -04:00
parent 6c7d928f19
commit 80d5320fff
9 changed files with 34 additions and 34 deletions
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src/wallet/wallet2.cpp
+1 -5
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@@ -102,10 +102,6 @@ using namespace cryptonote;
// used to target a given block weight (additional outputs may be added on top to build fee)
#define TX_WEIGHT_TARGET(bytes) (bytes*2/3)
// arbitrary, used to generate different hashes from the same input
#define CHACHA8_KEY_TAIL 0x8c
#define CACHE_KEY_TAIL 0x8d
#define UNSIGNED_TX_PREFIX "Monero unsigned tx set\004"
#define SIGNED_TX_PREFIX "Monero signed tx set\004"
#define MULTISIG_UNSIGNED_TX_PREFIX "Monero multisig unsigned tx set\001"
@@ -3932,7 +3928,7 @@ void wallet2::setup_keys(const epee::wipeable_string &password)
static_assert(HASH_SIZE == sizeof(crypto::chacha_key), "Mismatched sizes of hash and chacha key");
epee::mlocked<tools::scrubbed_arr<char, HASH_SIZE+1>> cache_key_data;
memcpy(cache_key_data.data(), &key, HASH_SIZE);
cache_key_data[HASH_SIZE] = CACHE_KEY_TAIL;
cache_key_data[HASH_SIZE] = config::HASH_KEY_WALLET_CACHE;
cn_fast_hash(cache_key_data.data(), HASH_SIZE+1, (crypto::hash&)m_cache_key);
get_ringdb_key();
}