// newEncoder - instantiate a new encoder
func newEncoder(k, m uint8) (encoder, *probe.Error) {
e := encoder{}
params, err := encoding.ValidateParams(k, m)
if err != nil {
return encoder{}, probe.NewError(err)
}
e.encoder = encoding.NewErasure(params)
e.k = k
e.m = m
return e, nil
}
// newEncoder - instantiate a new encoder
func newEncoder(k, m uint8, technique string) (encoder, *probe.Error) {
e := encoder{}
t, err := getErasureTechnique(technique)
if err != nil {
return encoder{}, err.Trace()
}
{
params, err := encoding.ValidateParams(k, m, t)
if err != nil {
return encoder{}, probe.NewError(err)
}
e.encoder = encoding.NewErasure(params)
e.k = k
e.m = m
e.technique = t
return e, nil
}
}
// NewEncoder - instantiate a new encoder
func NewEncoder(k, m uint8, technique string) (Encoder, error) {
errParams := map[string]string{
"k": strconv.FormatUint(uint64(k), 10),
"m": strconv.FormatUint(uint64(m), 10),
"technique": technique,
}
e := encoder{}
t, err := getErasureTechnique(technique)
if err != nil {
return nil, iodine.New(err, errParams)
}
params, err := encoding.ValidateParams(k, m, t)
if err != nil {
return nil, iodine.New(err, errParams)
}
e.encoder = encoding.NewErasure(params)
e.k = k
e.m = m
e.technique = t
return e, nil
}