Function Encode

src/bech32.cpp:358–371

Encode a Bech32 or Bech32m string. */

/** Encode a Bech32 or Bech32m string. */
std::string Encode(Encoding encoding, const std::string& hrp, const data& values) {
    // First ensure that the HRP is all lowercase. BIP-173 and BIP350 require an encoder
    // to return a lowercase Bech32/Bech32m string, but if given an uppercase HRP, the
    // result will always be invalid.
    for (const char& c : hrp) assert(c < 'A' || c > 'Z');

    std::string ret;
    ret.reserve(hrp.size() + 1 + values.size() + CHECKSUM_SIZE);
    ret += hrp;
    ret += SEPARATOR;
    for (const uint8_t& i : values) ret += CHARSET[i];
    for (const uint8_t& i : CreateChecksum(encoding, hrp, values)) ret += CHARSET[i];
    return ret;
}

/** Decode a Bech32 or Bech32m string. */
DecodeResult Decode(const std::string& str, CharLimit limit) {