func (opt *LossDigestOption) Encode() (*dccp.Option, error) {
d := make([]byte, 5)
dccp.EncodeUint32(opt.RateInv, d)
dccp.EncodeUint8(opt.NewLossCount, d[4:])
return &dccp.Option{
Type: OptionLossDigest,
Data: d,
Mandatory: false,
}, nil
}
func (opt *LossIntervalsOption) Encode() (*dccp.Option, error) {
if opt.SkipLength > NDUPACK {
return nil, dccp.ErrOverflow
}
if len(opt.LossIntervals) > MaxLossIntervals {
return nil, dccp.ErrOverflow
}
d := make([]byte, 1+lossIntervalFootprint*len(opt.LossIntervals))
dccp.EncodeUint8(opt.SkipLength, d[0:1])
for i, lossInterval := range opt.LossIntervals {
j := 1 + i*lossIntervalFootprint
if lossInterval.encode(d[j:j+lossIntervalFootprint]) != nil {
return nil, nil
}
}
return &dccp.Option{
Type: OptionLossIntervals,
Data: d,
Mandatory: false,
}, nil
}