base64.h

#pragma once
 
//
//  base64 encoding and decoding with C++.
//  Version: 2.rc.08 (release candidate)
//  Taken from:
//  https://renenyffenegger.ch/notes/development/Base64/Encoding-and-decoding-base-64-with-cpp/
//
 
#include <string>
 
#if __cplusplus >= 201703L
#include <string_view>
#endif // __cplusplus >= 201703L
 
namespace base64 {

std::string base64_encode(std::string const& s, bool url = false);

std::string base64_encode_pem(std::string const& s);

std::string base64_encode_mime(std::string const& s);

std::string base64_decode(std::string const& s, bool remove_linebreaks = false);

std::string base64_encode(unsigned char const*, size_t len, bool url = false);
 
#if __cplusplus >= 201703L
//
// Interface with std::string_view rather than const std::string&
// Requires C++17
// Provided by Yannic Bonenberger (https://github.com/Yannic)
//

std::string base64_encode(std::string_view s, bool url = false);

std::string base64_encode_pem(std::string_view s);

std::string base64_encode_mime(std::string_view s);

std::string base64_decode(std::string_view s, bool remove_linebreaks = false);
#endif // __cplusplus >= 201703L
 
} // namespace base64