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authorJason A. Donenfeld <Jason@zx2c4.com>2018-02-12 23:48:09 +0100
committerJason A. Donenfeld <Jason@zx2c4.com>2018-02-12 23:49:41 +0100
commitff8f3a412ebf3b83b2d67fdafcc3311800fd39ee (patch)
treec384d62c158874ca6ebcc25a37cf80a18c56330a /tai64n/tai64n.go
parentRevert "Don't use modules" (diff)
downloadwireguard-go-ff8f3a412ebf3b83b2d67fdafcc3311800fd39ee.tar.xz
wireguard-go-ff8f3a412ebf3b83b2d67fdafcc3311800fd39ee.zip
Use relative imports
Diffstat (limited to 'tai64n/tai64n.go')
-rw-r--r--tai64n/tai64n.go26
1 files changed, 26 insertions, 0 deletions
diff --git a/tai64n/tai64n.go b/tai64n/tai64n.go
new file mode 100644
index 0000000..da5257c
--- /dev/null
+++ b/tai64n/tai64n.go
@@ -0,0 +1,26 @@
+package tai64n
+
+import (
+ "bytes"
+ "encoding/binary"
+ "time"
+)
+
+const TimestampSize = 12
+const base = uint64(4611686018427387914)
+
+type Timestamp [TimestampSize]byte
+
+func Now() Timestamp {
+ var tai64n Timestamp
+ now := time.Now()
+ secs := base + uint64(now.Unix())
+ nano := uint32(now.UnixNano())
+ binary.BigEndian.PutUint64(tai64n[:], secs)
+ binary.BigEndian.PutUint32(tai64n[8:], nano)
+ return tai64n
+}
+
+func (t1 Timestamp) After(t2 Timestamp) bool {
+ return bytes.Compare(t1[:], t2[:]) > 0
+}