Function Base64Decode

library/cpp/string_utils/base64/base64.cpp:257–269

}

size_t Base64Decode(void* dst, const char* b, const char* e) {
    static const TImpl IMPL = GetImpl();
    const auto size = e - b;
    Y_ENSURE(!(size % 4), "incorrect input length for base64 decode");
    if (Y_LIKELY(size < 8)) {
        return Base64DecodePlain(dst, b, e);
    }

    size_t outLen;
    IMPL.Decode(b, size, (char*)dst, &outLen);

    return outLen;
}

size_t Base64DecodeUneven(void* dst, const TStringBuf s) {
    const size_t tailSize = s.length() % 4;