small refactor*

server/pkg/go-nfs/time.go

@@ -0,0 +1,32 @@
+package nfs
+
+import (
+	"time"
+)
+
+// FileTime is the NFS wire time format
+// This is equivalent to go-nfs-client/nfs.NFS3Time
+type FileTime struct {
+	Seconds  uint32
+	Nseconds uint32
+}
+
+// ToNFSTime generates the nfs 64bit time format from a golang time.
+func ToNFSTime(t time.Time) FileTime {
+	return FileTime{
+		Seconds:  uint32(t.Unix()),
+		Nseconds: uint32(t.UnixNano() % int64(time.Second)),
+	}
+}
+
+// Native generates a golang time from an nfs time spec
+func (t FileTime) Native() *time.Time {
+	ts := time.Unix(int64(t.Seconds), int64(t.Nseconds))
+	return &ts
+}
+
+// EqualTimespec returns if this time is equal to a local time spec
+func (t FileTime) EqualTimespec(sec int64, nsec int64) bool {
+	// TODO: bounds check on sec/nsec overflow
+	return t.Nseconds == uint32(nsec) && t.Seconds == uint32(sec)
+}