init delete the pow related (#55)

[bytom/vapor.git] / protocol / bc / types / block_header.go

diff --git a/protocol/bc/types/block_header.go b/protocol/bc/types/block_header.go
index c2bc036..ab53157 100644 (file)
--- a/protocol/bc/types/block_header.go
+++ b/protocol/bc/types/block_header.go
@@ -18,8 +18,6 @@ type BlockHeader struct {
        Height            uint64  // The height of the block.
        PreviousBlockHash bc.Hash // The hash of the previous block.
        Timestamp         uint64  // The time of the block in seconds.
-       Nonce             uint64  // Nonce used to generate the block.
-       Bits              uint64  // Difficulty target for the block.
        BlockCommitment
 }
 
@@ -86,12 +84,6 @@ func (bh *BlockHeader) readFrom(r *blockchain.Reader) (serflag uint8, err error)
        if _, err = blockchain.ReadExtensibleString(r, bh.BlockCommitment.readFrom); err != nil {
                return 0, err
        }
-       if bh.Nonce, err = blockchain.ReadVarint63(r); err != nil {
-               return 0, err
-       }
-       if bh.Bits, err = blockchain.ReadVarint63(r); err != nil {
-               return 0, err
-       }
        return
 }
 
@@ -121,11 +113,5 @@ func (bh *BlockHeader) writeTo(w io.Writer, serflags uint8) (err error) {
        if _, err = blockchain.WriteExtensibleString(w, nil, bh.BlockCommitment.writeTo); err != nil {
                return err
        }
-       if _, err = blockchain.WriteVarint63(w, bh.Nonce); err != nil {
-               return err
-       }
-       if _, err = blockchain.WriteVarint63(w, bh.Bits); err != nil {
-               return err
-       }
        return nil
 }