mirror of
https://github.com/logos-storage/gnark-plonky2-verifier.git
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initial example working
This commit is contained in:
Jacob Jackson
commit
96cd66d351
72
cubic.go
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72
cubic.go
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@ -0,0 +1,72 @@
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// Copyright 2020 ConsenSys AG
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package main
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import (
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"fmt"
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"os"
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"github.com/consensys/gnark/frontend"
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"github.com/consensys/gnark-crypto/ecc"
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"github.com/consensys/gnark/frontend/cs/r1cs"
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"github.com/consensys/gnark/backend/groth16"
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)
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// Circuit defines a simple circuit
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// x**3 + x + 5 == y
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type Circuit struct {
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// struct tags on a variable is optional
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// default uses variable name and secret visibility.
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X frontend.Variable `gnark:"x"`
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Y frontend.Variable `gnark:",public"`
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}
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// Define declares the circuit constraints
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// x**3 + x + 5 == y
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func (circuit *Circuit) Define(api frontend.API) error {
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x3 := api.Mul(circuit.X, circuit.X, circuit.X)
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api.AssertIsEqual(circuit.Y, api.Add(x3, circuit.X, 5))
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return nil
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}
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func main() {
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err := main_impl()
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if err != nil {
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fmt.Println(err)
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os.Exit(1)
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}
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}
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func main_impl() error {
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var myCircuit Circuit
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r1cs, err := frontend.Compile(ecc.BN254, r1cs.NewBuilder, &myCircuit)
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if err != nil {
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return err
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}
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assignment := &Circuit{
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X: "2",
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Y: "15",
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}
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witness, _ := frontend.NewWitness(assignment, ecc.BN254)
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publicWitness, _ := witness.Public()
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pk, vk, err := groth16.Setup(r1cs)
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proof, err := groth16.Prove(r1cs, pk, witness)
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err = groth16.Verify(proof, vk, publicWitness)
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if err != nil {
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return err
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}
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fmt.Println(proof)
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return nil
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}
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15
go.mod
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15
go.mod
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module cubic
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go 1.19
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require (
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github.com/consensys/gnark v0.7.0 // indirect
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github.com/consensys/gnark-crypto v0.7.0 // indirect
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github.com/fxamacker/cbor/v2 v2.2.0 // indirect
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github.com/mattn/go-colorable v0.1.13 // indirect
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github.com/mattn/go-isatty v0.0.16 // indirect
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github.com/mmcloughlin/addchain v0.4.0 // indirect
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github.com/rs/zerolog v1.28.0 // indirect
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github.com/x448/float16 v0.8.4 // indirect
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golang.org/x/sys v0.0.0-20220928140112-f11e5e49a4ec // indirect
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)
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29
go.sum
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29
go.sum
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github.com/consensys/gnark v0.7.0 h1:zyI8zPAhSazrZPeQpKIFUHLgrnAuxI+EDrFLNizKb9I=
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github.com/consensys/gnark v0.7.0/go.mod h1:oQnMurInsfe+9rG4l8qh8AFVihfuRCS5H3XPJH/6HPM=
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github.com/consensys/gnark-crypto v0.7.0 h1:rwdy8+ssmLYRqKp+ryRRgQJl/rCq2uv+n83cOydm5UE=
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github.com/consensys/gnark-crypto v0.7.0/go.mod h1:KPSuJzyxkJA8xZ/+CV47tyqkr9MmpZA3PXivK4VPrVg=
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github.com/coreos/go-systemd/v22 v22.3.3-0.20220203105225-a9a7ef127534/go.mod h1:Y58oyj3AT4RCenI/lSvhwexgC+NSVTIJ3seZv2GcEnc=
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github.com/fxamacker/cbor/v2 v2.2.0 h1:6eXqdDDe588rSYAi1HfZKbx6YYQO4mxQ9eC6xYpU/JQ=
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github.com/fxamacker/cbor/v2 v2.2.0/go.mod h1:TA1xS00nchWmaBnEIxPSE5oHLuJBAVvqrtAnWBwBCVo=
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github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
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github.com/google/subcommands v1.2.0/go.mod h1:ZjhPrFU+Olkh9WazFPsl27BQ4UPiG37m3yTrtFlrHVk=
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github.com/mattn/go-colorable v0.1.12/go.mod h1:u5H1YNBxpqRaxsYJYSkiCWKzEfiAb1Gb520KVy5xxl4=
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github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
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github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg=
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github.com/mattn/go-isatty v0.0.14/go.mod h1:7GGIvUiUoEMVVmxf/4nioHXj79iQHKdU27kJ6hsGG94=
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github.com/mattn/go-isatty v0.0.16 h1:bq3VjFmv/sOjHtdEhmkEV4x1AJtvUvOJ2PFAZ5+peKQ=
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github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
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github.com/mmcloughlin/addchain v0.4.0 h1:SobOdjm2xLj1KkXN5/n0xTIWyZA2+s99UCY1iPfkHRY=
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github.com/mmcloughlin/addchain v0.4.0/go.mod h1:A86O+tHqZLMNO4w6ZZ4FlVQEadcoqkyU72HC5wJ4RlU=
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github.com/mmcloughlin/profile v0.1.1/go.mod h1:IhHD7q1ooxgwTgjxQYkACGA77oFTDdFVejUS1/tS/qU=
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github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
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github.com/rs/xid v1.4.0/go.mod h1:trrq9SKmegXys3aeAKXMUTdJsYXVwGY3RLcfgqegfbg=
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github.com/rs/zerolog v1.28.0 h1:MirSo27VyNi7RJYP3078AA1+Cyzd2GB66qy3aUHvsWY=
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github.com/rs/zerolog v1.28.0/go.mod h1:NILgTygv/Uej1ra5XxGf82ZFSLk58MFGAUS2o6usyD0=
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github.com/x448/float16 v0.8.4 h1:qLwI1I70+NjRFUR3zs1JPUCgaCXSh3SW62uAKT1mSBM=
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github.com/x448/float16 v0.8.4/go.mod h1:14CWIYCyZA/cWjXOioeEpHeN/83MdbZDRQHoFcYsOfg=
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golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.0.0-20210927094055-39ccf1dd6fa6/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.0.0-20220928140112-f11e5e49a4ec h1:BkDtF2Ih9xZ7le9ndzTA7KJow28VbQW3odyk/8drmuI=
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golang.org/x/sys v0.0.0-20220928140112-f11e5e49a4ec/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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