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crypto: make secret_key automatically mlock

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moneromooo-monero 2018-07-15 14:33:48 +01:00
parent 70271fa788
commit ab74dc277a
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5 changed files with 12 additions and 10 deletions
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src/device/device_default.cpp
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@ -103,7 +103,7 @@ namespace hw {
bool device_default::generate_chacha_key(const cryptonote::account_keys &keys, crypto::chacha_key &key, uint64_t kdf_rounds) {
const crypto::secret_key &view_key = keys.m_view_secret_key;
const crypto::secret_key &spend_key = keys.m_spend_secret_key;
tools::scrubbed_arr<char, sizeof(view_key) + sizeof(spend_key) + 1> data;
epee::mlocked<tools::scrubbed_arr<char, sizeof(view_key) + sizeof(spend_key) + 1>> data;
memcpy(data.data(), &view_key, sizeof(view_key));
memcpy(data.data() + sizeof(view_key), &spend_key, sizeof(spend_key));
data[sizeof(data) - 1] = CHACHA8_KEY_TAIL;