You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
68 lines
2.0 KiB
68 lines
2.0 KiB
package types
|
|
|
|
import (
|
|
"errors"
|
|
"fmt"
|
|
"io"
|
|
|
|
"github.com/tendermint/tendermint/account"
|
|
"github.com/tendermint/tendermint/binary"
|
|
. "github.com/tendermint/tendermint/common"
|
|
)
|
|
|
|
var (
|
|
ErrVoteUnexpectedStep = errors.New("Unexpected step")
|
|
ErrVoteInvalidAccount = errors.New("Invalid round vote account")
|
|
ErrVoteInvalidSignature = errors.New("Invalid round vote signature")
|
|
ErrVoteInvalidBlockHash = errors.New("Invalid block hash")
|
|
)
|
|
|
|
type ErrVoteConflictingSignature struct {
|
|
VoteA *Vote
|
|
VoteB *Vote
|
|
}
|
|
|
|
func (err *ErrVoteConflictingSignature) Error() string {
|
|
return "Conflicting round vote signature"
|
|
}
|
|
|
|
// Represents a prevote, precommit, or commit vote from validators for consensus.
|
|
type Vote struct {
|
|
Height uint `json:"height"`
|
|
Round uint `json:"round"`
|
|
Type byte `json:"type"`
|
|
BlockHash []byte `json:"block_hash"` // empty if vote is nil.
|
|
BlockParts PartSetHeader `json:"block_parts"` // zero if vote is nil.
|
|
Signature account.SignatureEd25519 `json:"signature"`
|
|
}
|
|
|
|
// Types of votes
|
|
const (
|
|
VoteTypePrevote = byte(0x01)
|
|
VoteTypePrecommit = byte(0x02)
|
|
)
|
|
|
|
func (vote *Vote) WriteSignBytes(chainID string, w io.Writer, n *int64, err *error) {
|
|
binary.WriteTo([]byte(Fmt(`{"chain_id":"%s"`, chainID)), w, n, err)
|
|
binary.WriteTo([]byte(Fmt(`,"vote":{"block_hash":"%X","block_parts":%v`, vote.BlockHash, vote.BlockParts)), w, n, err)
|
|
binary.WriteTo([]byte(Fmt(`,"height":%v,"round":%v,"type":%v}}`, vote.Height, vote.Round, vote.Type)), w, n, err)
|
|
}
|
|
|
|
func (vote *Vote) Copy() *Vote {
|
|
voteCopy := *vote
|
|
return &voteCopy
|
|
}
|
|
|
|
func (vote *Vote) String() string {
|
|
var typeString string
|
|
switch vote.Type {
|
|
case VoteTypePrevote:
|
|
typeString = "Prevote"
|
|
case VoteTypePrecommit:
|
|
typeString = "Precommit"
|
|
default:
|
|
panic("Unknown vote type")
|
|
}
|
|
|
|
return fmt.Sprintf("Vote{%v/%02d/%v(%v) %X#%v %v}", vote.Height, vote.Round, vote.Type, typeString, Fingerprint(vote.BlockHash), vote.BlockParts, vote.Signature)
|
|
}
|