naming nits

src/bech32.cpp

@@ -15,10 +15,10 @@ namespace
 
 typedef std::vector<uint8_t> data;
 
-/** The Bech32 character set for encoding. */
+/** The Bech32 and Bech32m character set for encoding. */
 const char* CHARSET = "qpzry9x8gf2tvdw0s3jn54khce6mua7l";
 
-/** The Bech32 character set for decoding. */
+/** The Bech32 and Bech32m character set for decoding. */
 const int8_t CHARSET_REV[128] = {
     -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
     -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
@@ -150,8 +150,8 @@ data CreateChecksum(Encoding encoding, const std::string& hrp, const data& value
 
 /** 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 requires an encoder
-    // to return a lowercase Bech32 string, but if given an uppercase HRP, the
+    // 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');
     data checksum = CreateChecksum(encoding, hrp, values);

src/bech32.h

@@ -2,10 +2,11 @@
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
-// Bech32 is a string encoding format used in newer address types.
-// The output consists of a human-readable part (alphanumeric), a
-// separator character (1), and a base32 data section, the last
-// 6 characters of which are a checksum.
+// Bech32 and Bech32m are string encoding formats used in newer
+// address types. The outputs consist of a human-readable part
+// (alphanumeric), a separator character (1), and a base32 data
+// section, the last 6 characters of which are a checksum. The
+// module is namespaced under bech32 for historical reasons.
 //
 // For more information, see BIP 173 and BIP 350.
 
@@ -40,7 +41,7 @@ struct DecodeResult
     DecodeResult(Encoding enc, std::string&& h, std::vector<uint8_t>&& d) : encoding(enc), hrp(std::move(h)), data(std::move(d)) {}
 };
 
-/** Decode a Bech32 string. */
+/** Decode a Bech32 or Bech32m string. */
 DecodeResult Decode(const std::string& str);
 
 } // namespace bech32