package blocks
|
|
|
|
import (
|
|
. "github.com/tendermint/tendermint/binary"
|
|
. "github.com/tendermint/tendermint/common"
|
|
"io"
|
|
)
|
|
|
|
/*
|
|
|
|
Tx wire format:
|
|
|
|
|T|L...|MMM...|A...|SSS...|
|
|
|
|
T type of the tx (1 byte)
|
|
L length of M, varint encoded (1+ bytes)
|
|
M Tx bytes (L bytes)
|
|
A account number, varint encoded (1+ bytes)
|
|
S signature of all prior bytes (32 bytes)
|
|
|
|
*/
|
|
|
|
type Tx interface {
|
|
Type() Byte
|
|
Binary
|
|
}
|
|
|
|
const (
|
|
TX_TYPE_SEND = Byte(0x01)
|
|
TX_TYPE_NAME = Byte(0x02)
|
|
)
|
|
|
|
func ReadTx(r io.Reader) Tx {
|
|
switch t := ReadByte(r); t {
|
|
case TX_TYPE_SEND:
|
|
return &SendTx{
|
|
Fee: ReadUInt64(r),
|
|
To: ReadAccountId(r),
|
|
Amount: ReadUInt64(r),
|
|
Signature: ReadSignature(r),
|
|
}
|
|
case TX_TYPE_NAME:
|
|
return &NameTx{
|
|
Fee: ReadUInt64(r),
|
|
Name: ReadString(r),
|
|
PubKey: ReadByteSlice(r),
|
|
Signature: ReadSignature(r),
|
|
}
|
|
default:
|
|
Panicf("Unknown Tx type %x", t)
|
|
return nil
|
|
}
|
|
}
|
|
|
|
/* SendTx < Tx */
|
|
|
|
type SendTx struct {
|
|
Fee UInt64
|
|
To AccountId
|
|
Amount UInt64
|
|
Signature
|
|
}
|
|
|
|
func (self *SendTx) Type() Byte {
|
|
return TX_TYPE_SEND
|
|
}
|
|
|
|
func (self *SendTx) WriteTo(w io.Writer) (n int64, err error) {
|
|
n, err = WriteOnto(self.Type(), w, n, err)
|
|
n, err = WriteOnto(self.Fee, w, n, err)
|
|
n, err = WriteOnto(self.To, w, n, err)
|
|
n, err = WriteOnto(self.Amount, w, n, err)
|
|
n, err = WriteOnto(self.Signature, w, n, err)
|
|
return
|
|
}
|
|
|
|
/* NameTx < Tx */
|
|
|
|
type NameTx struct {
|
|
Fee UInt64
|
|
Name String
|
|
PubKey ByteSlice
|
|
Signature
|
|
}
|
|
|
|
func (self *NameTx) Type() Byte {
|
|
return TX_TYPE_NAME
|
|
}
|
|
|
|
func (self *NameTx) WriteTo(w io.Writer) (n int64, err error) {
|
|
n, err = WriteOnto(self.Type(), w, n, err)
|
|
n, err = WriteOnto(self.Fee, w, n, err)
|
|
n, err = WriteOnto(self.Name, w, n, err)
|
|
n, err = WriteOnto(self.PubKey, w, n, err)
|
|
n, err = WriteOnto(self.Signature, w, n, err)
|
|
return
|
|
}
|