67cbcac643
* Fix typos * revert chains/unit_testnet * revert chains * fix review comments (thx @AlexVanin)
41 lines
816 B
Go
41 lines
816 B
Go
package core
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import (
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"encoding/binary"
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"fmt"
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"io"
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)
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// Header holds the head info of a block.
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type Header struct {
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// Base of the block.
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BlockBase
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// Padding that is fixed to 0
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_ uint8
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}
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// DecodeBinary implements the Payload interface.
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func (h *Header) DecodeBinary(r io.Reader) error {
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if err := h.BlockBase.DecodeBinary(r); err != nil {
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return err
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}
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var padding uint8
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if err := binary.Read(r, binary.LittleEndian, &padding); err != nil {
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return err
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}
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if padding != 0 {
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return fmt.Errorf("format error: padding must equal 0 got %d", padding)
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}
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return nil
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}
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// EncodeBinary implements the Payload interface.
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func (h *Header) EncodeBinary(w io.Writer) error {
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if err := h.BlockBase.EncodeBinary(w); err != nil {
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return err
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}
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return binary.Write(w, binary.LittleEndian, uint8(0))
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}
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