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package types
import (
"errors"
"fmt"
"io"
. "github.com/tendermint/go-common"
"github.com/tendermint/go-crypto"
"github.com/tendermint/go-wire"
)
var (
ErrInvalidBlockPartSignature = errors.New("Error invalid block part signature")
ErrInvalidBlockPartHash = errors.New("Error invalid block part hash")
)
type Proposal struct {
Height int `json:"height"`
Round int `json:"round"`
BlockPartsHeader PartSetHeader `json:"block_parts_header"`
POLRound int `json:"pol_round"` // -1 if null.
Signature crypto.SignatureEd25519 `json:"signature"`
}
// polRound: -1 if no polRound.
func NewProposal(height int, round int, blockPartsHeader PartSetHeader, polRound int) *Proposal {
return &Proposal{
Height: height,
Round: round,
BlockPartsHeader: blockPartsHeader,
POLRound: polRound,
}
}
func (p *Proposal) String() string {
return fmt.Sprintf("Proposal{%v/%v %v %v %v}", p.Height, p.Round,
p.BlockPartsHeader, p.POLRound, p.Signature)
}
func (p *Proposal) WriteSignBytes(chainID string, w io.Writer, n *int, err *error) {
wire.WriteTo([]byte(Fmt(`{"chain_id":"%s"`, chainID)), w, n, err)
wire.WriteTo([]byte(`,"proposal":{"block_parts_header":`), w, n, err)
p.BlockPartsHeader.WriteSignBytes(w, n, err)
wire.WriteTo([]byte(Fmt(`,"height":%v,"pol_round":%v`, p.Height, p.POLRound)), w, n, err)
wire.WriteTo([]byte(Fmt(`,"round":%v}}`, p.Round)), w, n, err)
}