// Package clock provides the gateway time source abstraction used by
// authenticated transport checks.
package clock

import "time"

// Clock returns current server time for freshness checks and time-dependent
// transport behavior.
type Clock interface {
	// Now returns the current server time.
	Now() time.Time
}

// System returns the current process time using the local system clock.
type System struct{}

// Now returns the current UTC time from the system clock.
func (System) Now() time.Time {
	return time.Now().UTC()
}