diff options
Diffstat (limited to 'tai64n/tai64n.go')
| -rw-r--r-- | tai64n/tai64n.go | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/tai64n/tai64n.go b/tai64n/tai64n.go index 565aaa4..8f10b39 100644 --- a/tai64n/tai64n.go +++ b/tai64n/tai64n.go @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: MIT * - * Copyright (C) 2017-2019 WireGuard LLC. All Rights Reserved. + * Copyright (C) 2017-2023 WireGuard LLC. All Rights Reserved. */ package tai64n @@ -11,22 +11,31 @@ import ( "time" ) -const TimestampSize = 12 -const base = uint64(0x400000000000000a) -const whitenerMask = uint32(0x1000000 - 1) +const ( + TimestampSize = 12 + base = uint64(0x400000000000000a) + whitenerMask = uint32(0x1000000 - 1) +) type Timestamp [TimestampSize]byte -func Now() Timestamp { +func stamp(t time.Time) Timestamp { var tai64n Timestamp - now := time.Now() - secs := base + uint64(now.Unix()) - nano := uint32(now.Nanosecond()) &^ whitenerMask + secs := base + uint64(t.Unix()) + nano := uint32(t.Nanosecond()) &^ whitenerMask binary.BigEndian.PutUint64(tai64n[:], secs) binary.BigEndian.PutUint32(tai64n[8:], nano) return tai64n } +func Now() Timestamp { + return stamp(time.Now()) +} + func (t1 Timestamp) After(t2 Timestamp) bool { return bytes.Compare(t1[:], t2[:]) > 0 } + +func (t Timestamp) String() string { + return time.Unix(int64(binary.BigEndian.Uint64(t[:8])-base), int64(binary.BigEndian.Uint32(t[8:12]))).String() +} |