1 files changed, 19 insertions, 0 deletions
diff --git a/src/utils/cpp/hex_string.hpp b/src/utils/cpp/hex_string.hpp
new file mode 100644
index 00000000..86ea1b9e
--- /dev/null
+++ b/src/utils/cpp/hex_string.hpp
@@ -0,0 +1,19 @@
+#ifndef INCLUDED_SRC_UTILS_CPP_HEX_STRING_HPP
+#define INCLUDED_SRC_UTILS_CPP_HEX_STRING_HPP
+
+#include <iomanip>
+#include <sstream>
+#include <string>
+
+[[nodiscard]] static inline auto ToHexString(std::string const& bytes)
+    -> std::string {
+    std::ostringstream ss{};
+    ss << std::hex << std::setfill('0');
+    for (auto const& b : bytes) {
+        ss << std::setw(2)
+           << static_cast<int>(static_cast<unsigned char const>(b));
+    }
+    return ss.str();
+}
+
+#endif  // INCLUDED_SRC_UTILS_CPP_HEX_STRING_HPP