59 lines
835 B
Go
59 lines
835 B
Go
package blockchain
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import (
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"bytes"
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"encoding/gob"
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"log"
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)
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type Block struct {
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Hash []byte
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Data []byte
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PrevHash []byte
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Nonce int
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}
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func CreateBlock(data string, prevHash []byte) *Block {
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block := &Block{[]byte{}, []byte(data), prevHash, 0}
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pow := NewProof(block)
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nonce, hash := pow.Run()
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block.Hash = hash[:]
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block.Nonce = nonce
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return block
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}
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func Genesis() *Block {
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return CreateBlock("Genesis", []byte{})
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}
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func (b *Block) Serialize() []byte {
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var res bytes.Buffer
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encoder := gob.NewEncoder(&res)
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err := encoder.Encode(b)
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Handle(err)
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return res.Bytes()
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}
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func Deserialize(data []byte) *Block {
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var block Block
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decoder := gob.NewDecoder(bytes.NewReader(data))
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err := decoder.Decode(&block)
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Handle(err)
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return &block
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}
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func Handle(err error) {
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if err != nil {
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log.Panic(err)
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}
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}
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