unify with snowcone

mybase64/include/mybase64.hpp

@@ -2,15 +2,14 @@
  * @file mybase64.hpp
  * @author Eric Mertens (emertens@gmail.com)
  * @brief Base64 encoding and decoding
- * 
+ *
  */
 #pragma once
 
 #include <cstddef>
 #include <string_view>
 
-namespace mybase64
-{
+namespace mybase64 {
 
 inline constexpr auto encoded_size(std::size_t len) -> std::size_t
 {
@@ -24,7 +23,7 @@ inline constexpr auto decoded_size(std::size_t len) -> std::size_t
 
 /**
  * @brief Encode a string into base64
- * 
+ *
  * @param input input text
  * @param output Target buffer for encoded value
  */
@@ -32,13 +31,11 @@ auto encode(std::string_view input, char* output) -> void;
 
 /**
  * @brief Decode a base64 encoded string
- * 
+ *
  * @param input Base64 input text
  * @param output Target buffer for decoded value
- * @param outlen Output parameter for decoded length
- * @return true success
- * @return false failure
+ * @return pointer to end of output on success
  */
-auto decode(std::string_view input, char* output, std::size_t* outlen) -> bool;
+auto decode(std::string_view input, char* output) -> char*;
 
 } // namespace