b32_ntop
(void)b32_ntop(hash, sizeof(hash), hashbuf, sizeof(hashbuf));
b32_ntop(hash, SHA_DIGEST_LENGTH, b32, sizeof(b32));
b32_ntop(hash, hashlen, (char*)(n+5), sizeof(n)-5);
length = b32_ntop(rdata + *offset + 1, size,
int b32_ntop(uint8_t const *src, size_t srclength, char *target,