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package state
import (
"fmt"
"math/big"
)
// Object manifest
//
// The object manifest is used to keep changes to the state so we can keep track of the changes
// that occurred during a state transitioning phase.
type Manifest struct {
Messages Messages
}
func NewManifest() *Manifest {
m := &Manifest{}
m.Reset()
return m
}
func (m *Manifest) Reset() {
m.Messages = nil
}
func (self *Manifest) AddMessage(msg *Message) *Message {
self.Messages = append(self.Messages, msg)
return msg
}
func (self *Manifest) SetHash(hash []byte) {
for _, message := range self.Messages {
message.Block = hash
}
}
type Messages []*Message
type Message struct {
To, From []byte
Input []byte
Output []byte
Path int
Origin []byte
Timestamp int64
Coinbase []byte
Block []byte
Number *big.Int
Value *big.Int
ChangedAddresses [][]byte
}
func (self *Message) AddStorageChange(addr []byte) {
self.ChangedAddresses = append(self.ChangedAddresses, addr)
}
func (self *Message) String() string {
return fmt.Sprintf("Message{to: %x from: %x input: %x output: %x origin: %x coinbase: %x block: %x number: %v timestamp: %d path: %d value: %v", self.To, self.From, self.Input, self.Output, self.Origin, self.Coinbase, self.Block, self.Number, self.Timestamp, self.Path, self.Value)
}
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