gitlab.com/infor-cloud/martian-cloud/tharsis/go-limiter@v0.0.0-20230411193226-3247984d5abc/fasttime/fasttime.go (about) 1 //go:build !windows 2 // +build !windows 3 4 // Package fasttime gets wallclock time, but super fast. 5 package fasttime 6 7 import ( 8 _ "unsafe" 9 ) 10 11 //go:noescape 12 //go:linkname now time.now 13 func now() (sec int64, nsec int32, mono int64) 14 15 // Now returns a monotonic clock value. The actual value will differ across 16 // systems, but that's okay because we generally only care about the deltas. 17 func Now() uint64 { 18 sec, nsec, _ := now() 19 return uint64(sec)*1e9 + uint64(nsec) 20 }