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package account
import (
"bytes"
"fmt"
"io"
"github.com/tendermint/tendermint/binary"
"github.com/tendermint/tendermint/merkle"
)
// Signable is an interface for all signable things.
// It typically removes signatures before serializing.
type Signable interface {
WriteSignBytes(chainID string, w io.Writer, n *int64, err *error)
}
// SignBytes is a convenience method for getting the bytes to sign of a Signable.
func SignBytes(chainID string, o Signable) []byte {
buf, n, err := new(bytes.Buffer), new(int64), new(error)
o.WriteSignBytes(chainID, buf, n, err)
if *err != nil {
// SOMETHING HAS GONE HORRIBLY WRONG
panic(err)
}
return buf.Bytes()
}
// HashSignBytes is a convenience method for getting the hash of the bytes of a signable
func HashSignBytes(chainID string, o Signable) []byte {
return merkle.SimpleHashFromBinary(SignBytes(chainID, o))
}
//-----------------------------------------------------------------------------
// Account resides in the application state, and is mutated by transactions
// on the blockchain.
// Serialized by binary.[read|write]Reflect
type Account struct {
Address []byte `json:"address"`
PubKey PubKey `json:"pub_key"`
Sequence int `json:"sequence"`
Balance int64 `json:"balance"`
Code []byte `json:"code"` // VM code
StorageRoot []byte `json:"storage_root"` // VM storage merkle root.
}
func (acc *Account) Copy() *Account {
accCopy := *acc
return &accCopy
}
func (acc *Account) String() string {
return fmt.Sprintf("Account{%X:%v C:%v S:%X}", acc.Address, acc.PubKey, len(acc.Code), acc.StorageRoot)
}
func AccountEncoder(o interface{}, w io.Writer, n *int64, err *error) {
binary.WriteBinary(o.(*Account), w, n, err)
}
func AccountDecoder(r io.Reader, n *int64, err *error) interface{} {
return binary.ReadBinary(&Account{}, r, n, err)
}
var AccountCodec = binary.Codec{
Encode: AccountEncoder,
Decode: AccountDecoder,
}