dbwrapper: Use DataStream for batch operations

src/dbwrapper.cpp

@@ -4,7 +4,6 @@
 
 #include <dbwrapper.h>
 
-#include <clientversion.h>
 #include <logging.h>
 #include <random.h>
 #include <serialize.h>
@@ -156,9 +155,9 @@ struct CDBBatch::WriteBatchImpl {
     leveldb::WriteBatch batch;
 };
 
-CDBBatch::CDBBatch(const CDBWrapper& _parent) : parent(_parent),
+CDBBatch::CDBBatch(const CDBWrapper& _parent)
-                                                m_impl_batch{std::make_unique<CDBBatch::WriteBatchImpl>()},
+    : parent{_parent},
-                                                ssValue(SER_DISK, CLIENT_VERSION){};
+      m_impl_batch{std::make_unique<CDBBatch::WriteBatchImpl>()} {};
 
 CDBBatch::~CDBBatch() = default;
 
@@ -168,7 +167,7 @@ void CDBBatch::Clear()
     size_estimate = 0;
 }
 
-void CDBBatch::WriteImpl(Span<const std::byte> key, CDataStream& ssValue)
+void CDBBatch::WriteImpl(Span<const std::byte> key, DataStream& ssValue)
 {
     leveldb::Slice slKey(CharCast(key.data()), key.size());
     ssValue.Xor(dbwrapper_private::GetObfuscateKey(parent));

src/dbwrapper.h

@@ -80,11 +80,11 @@ private:
     const std::unique_ptr<WriteBatchImpl> m_impl_batch;
 
     DataStream ssKey{};
-    CDataStream ssValue;
+    DataStream ssValue{};
 
     size_t size_estimate{0};
 
-    void WriteImpl(Span<const std::byte> key, CDataStream& ssValue);
+    void WriteImpl(Span<const std::byte> key, DataStream& ssValue);
     void EraseImpl(Span<const std::byte> key);
 
 public: