adaptor.hpp

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#ifndef CODEX_BASE64_RFC_ADAPTER_H
#define CODEX_BASE64_RFC_ADAPTER_H
 
#include <string_view>
 
extern "C" {
#include "base64.h"
}
 
struct Base64RFC {
    static void encode(std::string_view src, char *out);
    static char *decode(std::string_view src, char *out);
};
 
inline void Base64RFC::encode(std::string_view src, char *out) {
    base64_encode(
        src.data(), src.size(),
        out, output_size<4, 3>(src.size()));
}
 
inline char *Base64RFC::decode(std::string_view src, char *out) {
    std::size_t ret = output_size<3, 4>(src.size());
    if(!base64_decode(src.data(), src.size(), out, &ret))
        return nullptr;
    return out + ret;
}
 
#endif