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Merge pull request #1302 from nspcc-dev/drop-validators-count

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native: drop validators count structure
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Roman Khimov 2020-08-11 20:31:45 +03:00 committed by GitHub
commit ddf0bfb1ef
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1 changed files with 0 additions and 65 deletions
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65
pkg/core/native/validators_count.go
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@ -1,65 +0,0 @@
package native
import (
"errors"
"math/big"
"github.com/nspcc-dev/neo-go/pkg/encoding/bigint"
"github.com/nspcc-dev/neo-go/pkg/io"
)
// MaxValidatorsVoted limits the number of validators that one can vote for.
const MaxValidatorsVoted = 1024
// ValidatorsCount represents votes with particular number of consensus nodes
// for this number to be changeable by the voting system.
type ValidatorsCount [MaxValidatorsVoted]big.Int
// ValidatorsCountFromBytes converts serialized ValidatorsCount to structure.
func ValidatorsCountFromBytes(b []byte) (*ValidatorsCount, error) {
vc := new(ValidatorsCount)
if len(b) == 0 {
return vc, nil
}
r := io.NewBinReaderFromBuf(b)
vc.DecodeBinary(r)
if r.Err != nil {
return nil, r.Err
}
return vc, nil
}
// Bytes returns serialized ValidatorsCount.
func (vc *ValidatorsCount) Bytes() []byte {
w := io.NewBufBinWriter()
vc.EncodeBinary(w.BinWriter)
if w.Err != nil {
panic(w.Err)
}
return w.Bytes()
}
// EncodeBinary implements io.Serializable interface.
func (vc *ValidatorsCount) EncodeBinary(w *io.BinWriter) {
w.WriteVarUint(uint64(MaxValidatorsVoted))
for i := range vc {
w.WriteVarBytes(bigint.ToBytes(&vc[i]))
}
}
// DecodeBinary implements io.Serializable interface.
func (vc *ValidatorsCount) DecodeBinary(r *io.BinReader) {
count := r.ReadVarUint()
if count < 0 || count > MaxValidatorsVoted {
r.Err = errors.New("invalid validators count")
return
}
for i := 0; i < int(count); i++ {
buf := r.ReadVarBytes()
if r.Err != nil {
return
}
vc[i] = *bigint.FromBytes(buf)
}
}