Bunch more work on fixing up DB and packets

common/serialize_buffer.cpp

@@ -0,0 +1,23 @@
+#include "serialize_buffer.h"
+
+void SerializeBuffer::Grow(size_t new_size)
+{
+	assert(new_size > m_capacity);
+	auto new_buffer = new unsigned char[new_size * 2];
+	memset(new_buffer, 0, new_size * 2);
+
+	if (m_buffer)
+		memcpy(new_buffer, m_buffer, m_capacity);
+	m_capacity = new_size * 2;
+	delete[] m_buffer;
+	m_buffer = new_buffer;
+}
+
+void SerializeBuffer::Reset()
+{
+	delete[] m_buffer;
+	m_buffer = nullptr;
+	m_capacity = 0;
+	m_pos = 0;
+}
+