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marshal.go
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/
marshal.go
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// Copyright 2020 ConsenSys Software Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Code generated by gnark DO NOT EDIT
package plonk
import (
curve "github.com/consensys/gnark-crypto/ecc/bw6-761"
"github.com/consensys/gnark-crypto/ecc/bw6-761/kzg"
"io"
)
// WriteRawTo writes binary encoding of Proof to w without point compression
func (proof *Proof) WriteRawTo(w io.Writer) (int64, error) {
return proof.writeTo(w, curve.RawEncoding())
}
// WriteTo writes binary encoding of Proof to w with point compression
func (proof *Proof) WriteTo(w io.Writer) (int64, error) {
return proof.writeTo(w)
}
func (proof *Proof) writeTo(w io.Writer, options ...func(*curve.Encoder)) (int64, error) {
enc := curve.NewEncoder(w, options...)
toEncode := []interface{}{
&proof.LRO[0],
&proof.LRO[1],
&proof.LRO[2],
&proof.Z,
&proof.H[0],
&proof.H[1],
&proof.H[2],
&proof.BatchedProof.H,
proof.BatchedProof.ClaimedValues,
&proof.ZShiftedOpening.H,
&proof.ZShiftedOpening.ClaimedValue,
proof.Bsb22Commitments,
}
for _, v := range toEncode {
if err := enc.Encode(v); err != nil {
return enc.BytesWritten(), err
}
}
return enc.BytesWritten(), nil
}
// ReadFrom reads binary representation of Proof from r
func (proof *Proof) ReadFrom(r io.Reader) (int64, error) {
dec := curve.NewDecoder(r)
toDecode := []interface{}{
&proof.LRO[0],
&proof.LRO[1],
&proof.LRO[2],
&proof.Z,
&proof.H[0],
&proof.H[1],
&proof.H[2],
&proof.BatchedProof.H,
&proof.BatchedProof.ClaimedValues,
&proof.ZShiftedOpening.H,
&proof.ZShiftedOpening.ClaimedValue,
&proof.Bsb22Commitments,
}
for _, v := range toDecode {
if err := dec.Decode(v); err != nil {
return dec.BytesRead(), err
}
}
if proof.Bsb22Commitments == nil {
proof.Bsb22Commitments = []kzg.Digest{}
}
return dec.BytesRead(), nil
}
// WriteTo writes binary encoding of ProvingKey to w
func (pk *ProvingKey) WriteTo(w io.Writer) (n int64, err error) {
return pk.writeTo(w, true)
}
// WriteRawTo writes binary encoding of ProvingKey to w without point compression
func (pk *ProvingKey) WriteRawTo(w io.Writer) (n int64, err error) {
return pk.writeTo(w, false)
}
func (pk *ProvingKey) writeTo(w io.Writer, withCompression bool) (n int64, err error) {
// encode the verifying key
if withCompression {
n, err = pk.Vk.WriteTo(w)
} else {
n, err = pk.Vk.WriteRawTo(w)
}
if err != nil {
return
}
var n2 int64
// KZG key
if withCompression {
n2, err = pk.Kzg.WriteTo(w)
} else {
n2, err = pk.Kzg.WriteRawTo(w)
}
if err != nil {
return
}
n += n2
if withCompression {
n2, err = pk.KzgLagrange.WriteTo(w)
} else {
n2, err = pk.KzgLagrange.WriteRawTo(w)
}
if err != nil {
return
}
n += n2
return n, nil
}
// ReadFrom reads from binary representation in r into ProvingKey
func (pk *ProvingKey) ReadFrom(r io.Reader) (int64, error) {
return pk.readFrom(r, true)
}
// UnsafeReadFrom reads from binary representation in r into ProvingKey without subgroup checks
func (pk *ProvingKey) UnsafeReadFrom(r io.Reader) (int64, error) {
return pk.readFrom(r, false)
}
func (pk *ProvingKey) readFrom(r io.Reader, withSubgroupChecks bool) (int64, error) {
pk.Vk = &VerifyingKey{}
n, err := pk.Vk.ReadFrom(r)
if err != nil {
return n, err
}
var n2 int64
if withSubgroupChecks {
n2, err = pk.Kzg.ReadFrom(r)
} else {
n2, err = pk.Kzg.UnsafeReadFrom(r)
}
n += n2
if err != nil {
return n, err
}
if withSubgroupChecks {
n2, err = pk.KzgLagrange.ReadFrom(r)
} else {
n2, err = pk.KzgLagrange.UnsafeReadFrom(r)
}
n += n2
return n, err
}
// WriteTo writes binary encoding of VerifyingKey to w
func (vk *VerifyingKey) WriteTo(w io.Writer) (n int64, err error) {
return vk.writeTo(w)
}
// WriteRawTo writes binary encoding of VerifyingKey to w without point compression
func (vk *VerifyingKey) WriteRawTo(w io.Writer) (int64, error) {
return vk.writeTo(w, curve.RawEncoding())
}
func (vk *VerifyingKey) writeTo(w io.Writer, options ...func(*curve.Encoder)) (n int64, err error) {
enc := curve.NewEncoder(w)
toEncode := []interface{}{
vk.Size,
&vk.SizeInv,
&vk.Generator,
vk.NbPublicVariables,
&vk.CosetShift,
&vk.S[0],
&vk.S[1],
&vk.S[2],
&vk.Ql,
&vk.Qr,
&vk.Qm,
&vk.Qo,
&vk.Qk,
vk.Qcp,
&vk.Kzg.G1,
&vk.Kzg.G2[0],
&vk.Kzg.G2[1],
&vk.Kzg.Lines,
vk.CommitmentConstraintIndexes,
}
for _, v := range toEncode {
if err := enc.Encode(v); err != nil {
return enc.BytesWritten(), err
}
}
return enc.BytesWritten(), nil
}
// UnsafeReadFrom reads from binary representation in r into VerifyingKey.
// Current implementation is a passthrough to ReadFrom
func (vk *VerifyingKey) UnsafeReadFrom(r io.Reader) (int64, error) {
return vk.ReadFrom(r)
}
// ReadFrom reads from binary representation in r into VerifyingKey
func (vk *VerifyingKey) ReadFrom(r io.Reader) (int64, error) {
dec := curve.NewDecoder(r)
toDecode := []interface{}{
&vk.Size,
&vk.SizeInv,
&vk.Generator,
&vk.NbPublicVariables,
&vk.CosetShift,
&vk.S[0],
&vk.S[1],
&vk.S[2],
&vk.Ql,
&vk.Qr,
&vk.Qm,
&vk.Qo,
&vk.Qk,
&vk.Qcp,
&vk.Kzg.G1,
&vk.Kzg.G2[0],
&vk.Kzg.G2[1],
&vk.Kzg.Lines,
&vk.CommitmentConstraintIndexes,
}
for _, v := range toDecode {
if err := dec.Decode(v); err != nil {
return dec.BytesRead(), err
}
}
if vk.Qcp == nil {
vk.Qcp = []kzg.Digest{}
}
return dec.BytesRead(), nil
}