Change epee binary output from std::stringstream to byte_stream

1 files changed, 4 insertions, 5 deletions

diff --git a/src/wallet/wallet2.cpp b/src/wallet/wallet2.cpp
index 920e0413c..91b3c0535 100644
--- a/src/wallet/wallet2.cpp
+++ b/src/wallet/wallet2.cpp
@@ -3788,7 +3788,7 @@ bool wallet2::store_keys(const std::string& keys_file_name, const epee::wipeable
 //----------------------------------------------------------------------------------------------------
 boost::optional<wallet2::keys_file_data> wallet2::get_keys_file_data(const epee::wipeable_string& password, bool watch_only)
 {
-  std::string account_data;
+  epee::byte_slice account_data;
   std::string multisig_signers;
   std::string multisig_derivations;
   cryptonote::account_base account = m_account;
@@ -3815,7 +3815,7 @@ boost::optional<wallet2::keys_file_data> wallet2::get_keys_file_data(const epee:
   rapidjson::Document json;
   json.SetObject();
   rapidjson::Value value(rapidjson::kStringType);
-  value.SetString(account_data.c_str(), account_data.length());
+  value.SetString(reinterpret_cast<const char*>(account_data.data()), account_data.size());
   json.AddMember("key_data", value, json.GetAllocator());
   if (!seed_language.empty())
   {
@@ -3989,13 +3989,12 @@ boost::optional<wallet2::keys_file_data> wallet2::get_keys_file_data(const epee:
   rapidjson::StringBuffer buffer;
   rapidjson::Writer<rapidjson::StringBuffer> writer(buffer);
   json.Accept(writer);
-  account_data = buffer.GetString();
 
   // Encrypt the entire JSON object.
   std::string cipher;
-  cipher.resize(account_data.size());
+  cipher.resize(buffer.GetSize());
   keys_file_data.get().iv = crypto::rand<crypto::chacha_iv>();
-  crypto::chacha20(account_data.data(), account_data.size(), key, keys_file_data.get().iv, &cipher[0]);
+  crypto::chacha20(buffer.GetString(), buffer.GetSize(), key, keys_file_data.get().iv, &cipher[0]);
   keys_file_data.get().account_data = cipher;
   return keys_file_data;
 }