Golang Time.MarshalBinary方法代碼示例

func (l *LoadSaver) SaveTime(t time.Time) {
	byts, err := t.MarshalBinary()
	if err != nil {
		l.Err = err
		return
	}
	l.put(byts)
}

func SerializeTime(value time.Time) []byte {
	buf, err := value.MarshalBinary()
	if err != nil {
		log.Errorf("Failed to serialize time value %v: %v", value, err)
		return make([]byte, 0)
	}
	return WrapBufInLen(buf)
}

func (r *VirtualMtimeRepo) UpdateMtime(path string, diskMtime, actualMtime time.Time) {
	l.Debugf("virtual mtime: storing values for path:%s disk:%v actual:%v", path, diskMtime, actualMtime)

	diskBytes, _ := diskMtime.MarshalBinary()
	actualBytes, _ := actualMtime.MarshalBinary()

	data := append(diskBytes, actualBytes...)

	r.ns.PutBytes(path, data)
}

func NewCursorFromSource(eventID uuid.UUID, createdAt time.Time) CursorEvents {
	res := make([]byte, lengthCursor)
	copy(res, eventID.Bytes())
	b2, err := createdAt.MarshalBinary()
	if err != nil {
		println("[WARNING] marshal time", err.Error())
	}
	copy(res[16:], b2)

	return CursorEvents(Base64(res))
}

func encodeMetadata(tipe byte, expireAt *time.Time) []byte {
	if expireAt == nil || expireAt.IsZero() {
		return []byte{MetaVersion, tipe}
	}

	expire, _ := expireAt.MarshalBinary()
	metadata := make([]byte, 1 /*version*/ +1 /*hasExpire + type*/ +len(expire))
	metadata[0] = MetaVersion
	metadata[1] = 0x10 | tipe
	copy(metadata[2:], expire)

	return metadata
}

func (rh *RandHound) newSession(public abstract.Point, purpose string, time time.Time) (*Session, []byte, error) {

	buf := new(bytes.Buffer)

	pub, err := public.MarshalBinary()
	if err != nil {
		return nil, nil, err
	}
	if err = binary.Write(buf, binary.LittleEndian, pub); err != nil {
		return nil, nil, err
	}
	tm, err := time.MarshalBinary()
	if err != nil {
		return nil, nil, err
	}
	if err = binary.Write(buf, binary.LittleEndian, tm); err != nil {
		return nil, nil, err
	}
	if err = binary.Write(buf, binary.LittleEndian, []byte(purpose)); err != nil {
		return nil, nil, err
	}

	return &Session{
		Fingerprint: pub,
		Purpose:     purpose,
		Time:        time}, rh.hash(buf.Bytes()), nil
}

// PutTime stores a new time.Time. Any existing value (even if of another
// type) is overwritten.
func (n *NamespacedKV) PutTime(key string, val time.Time) {
	keyBs := append(n.prefix, []byte(key)...)
	valBs, _ := val.MarshalBinary() // never returns an error
	n.db.Put(keyBs, valBs, nil)
}

func Fuzz(data []byte) int {
	var t time.Time
	if err := t.UnmarshalText(data); err != nil {
		return 0
	}
	data1, err := t.MarshalText()
	if err != nil {
		panic(err)
	}
	var t1 time.Time
	if err := t1.UnmarshalText(data1); err != nil {
		panic(err)
	}
	if !fuzz.DeepEqual(t, t1) {
		fmt.Printf("t0: %#v\n", t)
		fmt.Printf("t1: %#v\n", t1)
		panic("bad MarshalText")
	}

	data2, err := t.GobEncode()
	if err != nil {
		panic(err)
	}
	var t2 time.Time
	if err := t2.GobDecode(data2); err != nil {
		panic(err)
	}
	if !fuzz.DeepEqual(t, t2) {
		fmt.Printf("t0: %#v\n", t)
		fmt.Printf("t2: %#v\n", t2)
		panic("bad GobEncode")
	}

	data3, err := t.MarshalBinary()
	if err != nil {
		panic(err)
	}
	var t3 time.Time
	if err := t3.UnmarshalBinary(data3); err != nil {
		panic(err)
	}
	if !fuzz.DeepEqual(t, t3) {
		fmt.Printf("t0: %#v\n", t)
		fmt.Printf("t3: %#v\n", t3)
		panic("bad MarshalBinary")
	}

	data4, err := t.MarshalJSON()
	if err != nil {
		panic(err)
	}
	var t4 time.Time
	if err := t4.UnmarshalJSON(data4); err != nil {
		panic(err)
	}
	if !fuzz.DeepEqual(t, t4) {
		fmt.Printf("t0: %#v\n", t)
		fmt.Printf("t4: %#v\n", t4)
		panic("bad MarshalJSON")
	}

	data5, err := t.MarshalText()
	if err != nil {
		panic(err)
	}
	var t5 time.Time
	if err := t5.UnmarshalText(data5); err != nil {
		panic(err)
	}
	if !fuzz.DeepEqual(t, t5) {
		fmt.Printf("t0: %#v\n", t)
		fmt.Printf("t5: %#v\n", t5)
		panic("bad MarshalText")
	}

	data6 := t.Format(time.RFC3339Nano)
	t6, err := time.Parse(time.RFC3339Nano, data6)
	if err != nil {
		panic(err)
	}
	if !fuzz.DeepEqual(t, t6) {
		fmt.Printf("t0: %#v\n", t)
		fmt.Printf("t6: %#v\n", t6)
		panic("bad Format")
	}
	return 1
}

func (rh *RandHound) sessionID(nodes int, faulty int, purpose string, time time.Time, rand []byte, threshold []int, clientKey abstract.Point, serverKey [][]abstract.Point) ([]byte, error) {

	buf := new(bytes.Buffer)

	if len(threshold) != len(serverKey) {
		return nil, fmt.Errorf("Non-matching number of group thresholds and keys")
	}

	if err := binary.Write(buf, binary.LittleEndian, uint32(nodes)); err != nil {
		return nil, err
	}

	if err := binary.Write(buf, binary.LittleEndian, uint32(faulty)); err != nil {
		return nil, err
	}

	if _, err := buf.WriteString(purpose); err != nil {
		return nil, err
	}

	t, err := time.MarshalBinary()
	if err != nil {
		return nil, err
	}

	if _, err := buf.Write(t); err != nil {
		return nil, err
	}

	if _, err := buf.Write(rand); err != nil {
		return nil, err
	}

	cb, err := clientKey.MarshalBinary()
	if err != nil {
		return nil, err
	}
	if _, err := buf.Write(cb); err != nil {
		return nil, err
	}

	for _, t := range threshold {
		if err := binary.Write(buf, binary.LittleEndian, uint32(t)); err != nil {
			return nil, err
		}
	}

	for _, gk := range serverKey {
		for _, k := range gk {
			kb, err := k.MarshalBinary()
			if err != nil {
				return nil, err
			}
			if _, err := buf.Write(kb); err != nil {
				return nil, err
			}
		}
	}

	return crypto.HashBytes(rh.Suite().Hash(), buf.Bytes())
}