uri: New module

Decode URI encoded string, validating both hex and that encoded
data is valid UTF-8.

1 files changed, 21 insertions, 0 deletions

diff --git a/src/u.hh b/src/u.hh
new file mode 100644
index 0000000..439d6dc
--- /dev/null
+++ b/src/u.hh
@@ -0,0 +1,21 @@
+#ifndef U_HH
+#define U_HH
+
+#include <cstdint>
+
+namespace u {
+
+enum class ReadError : uint8_t {
+  Invalid,     // Invalid sequence
+  End,         // At end (it == end)
+  Incomplete,  // Too few bytes
+};
+
+enum class ReadErrorReplace : uint8_t {
+  End,         // At end (it == end)
+  Incomplete,  // Too few bytes
+};
+
+}  // namespace u
+
+#endif  // U_HH