Expand description
§one-time
Compute HOTP and TOTP values according to RFCs 4226 and 6238.
This implementation is digest-agnostic.
§Features
All features are disabled by default.
std: makesErrorimplementstd::error::Errorand usesstd::time::SystemTimefortotp_nowlibc: use libc for getting the time fortotp_now
If std and libc are both enabled, libc will be used for totp_now.