MustHash completes the hash by writing the buffer, summing it, and returning it as a hex-encoded string.

MustHashFNV1128 calculates a 128-bit FNV-1 hash and returns it as a hex-encoded string.

MustHashMD5 calculates a MD5 hash and returns it as a hex-encoded string.

MustHashSHA1 calculates an SHA-1 hash and returns it as a hex-encoded string.

MustHashSHA256 calculates an SHA-256 hash and returns it as a hex-encoded string.