Implement SASL plain authentication

src/utils/base64.cpp

@@ -0,0 +1,19 @@
+#include <utils/base64.hpp>
+
+#ifdef BOTAN_FOUND
+#include <botan/base64.h>
+#endif
+
+namespace base64
+{
+
+std::string encode(const std::string &input)
+{
+#ifdef BOTAN_FOUND
+  return Botan::base64_encode(reinterpret_cast<const uint8_t*>(input.data()), input.size());
+#else
+#error "base64::encode() not yet implemented without Botan."
+#endif
+}
+
+}

src/utils/base64.hpp

@@ -0,0 +1,10 @@
+#pragma once
+
+#include "biboumi.h"
+
+#include <string>
+
+namespace base64
+{
+std::string encode(const std::string& input);
+}