func (e *ECBlock) marshalBodyBinary() ([]byte, error) {
buf := new(primitives.Buffer)
for _, v := range e.GetBody().GetEntries() {
p, err := v.MarshalBinary()
if err != nil {
return buf.Bytes(), err
}
buf.WriteByte(v.ECID())
buf.Write(p)
}
return buf.DeepCopyBytes(), nil
}
func (e *ECBlock) marshalHeaderBinary() ([]byte, error) {
buf := new(primitives.Buffer)
// 32 byte ECChainID
buf.Write(e.GetHeader().GetECChainID().Bytes())
// 32 byte BodyHash
buf.Write(e.GetHeader().GetBodyHash().Bytes())
// 32 byte Previous Header Hash
buf.Write(e.GetHeader().GetPrevHeaderHash().Bytes())
// 32 byte Previous Full Hash
buf.Write(e.GetHeader().GetPrevFullHash().Bytes())
// 4 byte Directory Block Height
if err := binary.Write(buf, binary.BigEndian, e.GetHeader().GetDBHeight()); err != nil {
return buf.Bytes(), err
}
// variable Header Expansion Size
if err := primitives.EncodeVarInt(buf,
uint64(len(e.GetHeader().GetHeaderExpansionArea()))); err != nil {
return buf.Bytes(), err
}
// varable byte Header Expansion Area
buf.Write(e.Header.GetHeaderExpansionArea())
// 8 byte Object Count
if err := binary.Write(buf, binary.BigEndian, e.Header.GetObjectCount()); err != nil {
return nil, err
}
// 8 byte size of the Body
if err := binary.Write(buf, binary.BigEndian, e.Header.GetBodySize()); err != nil {
return nil, err
}
return buf.DeepCopyBytes(), nil
}
