65 lines
1.2 KiB
Go
65 lines
1.2 KiB
Go
package main
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import (
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_"fmt"
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"time"
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)
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type Block struct {
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RlpSerializer
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number uint32
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prevHash string
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uncles []*Block
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coinbase string
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// state xxx
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difficulty int
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time time.Time
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nonce int
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transactions []*Transaction
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}
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func NewBlock(/* TODO use raw data */transactions []*Transaction) *Block {
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block := &Block{
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// Slice of transactions to include in this block
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transactions: transactions,
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time: time.Now(),
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}
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return block
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}
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func (block *Block) Update() {
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}
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func (block *Block) Hash() string {
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return Sha256Hex(block.MarshalRlp())
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}
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func (block *Block) MarshalRlp() []byte {
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// Encoding method requires []interface{} type. It's actual a slice of strings
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encTx := make([]string, len(block.transactions))
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for i, tx := range block.transactions {
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encTx[i] = string(tx.MarshalRlp())
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}
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enc := RlpEncode([]interface{}{
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block.number,
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block.prevHash,
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// Sha of uncles
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block.coinbase,
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// root state
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Sha256Bin([]byte(RlpEncode(encTx))),
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block.difficulty,
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block.time,
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block.nonce,
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// extra?
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})
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return []byte(enc)
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}
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func (block *Block) UnmarshalRlp(data []byte) {
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}
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