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Prad Nukala
2024-07-06 00:34:41 -04:00
committed by Prad Nukala (aider)
parent 5fd43dfd6b
commit 2f976209db
345 changed files with 409 additions and 72177 deletions
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crypto/tecdsa/dklsv1/dkg/dkg_test.go
-104
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@@ -1,104 +0,0 @@
//
// Copyright Coinbase, Inc. All Rights Reserved.
//
// SPDX-License-Identifier: Apache-2.0
//
package dkg
import (
"fmt"
"testing"
"github.com/stretchr/testify/require"
"github.com/onsonr/hway/crypto/core/curves"
"github.com/onsonr/hway/crypto/ot/extension/kos"
)
func TestDkg(t *testing.T) {
t.Parallel()
curveInstances := []*curves.Curve{
curves.K256(),
curves.P256(),
}
for _, curve := range curveInstances {
boundCurve := curve
t.Run(fmt.Sprintf("testing dkg for curve %s", boundCurve.Name), func(tt *testing.T) {
tt.Parallel()
alice := NewAlice(boundCurve)
bob := NewBob(boundCurve)
seed, err := bob.Round1GenerateRandomSeed()
require.NoError(tt, err)
round3Output, err := alice.Round2CommitToProof(seed)
require.NoError(tt, err)
proof, err := bob.Round3SchnorrProve(round3Output)
require.NoError(tt, err)
proof, err = alice.Round4VerifyAndReveal(proof)
require.NoError(tt, err)
proof, err = bob.Round5DecommitmentAndStartOt(proof)
require.NoError(tt, err)
compressedReceiversMaskedChoice, err := alice.Round6DkgRound2Ot(proof)
require.NoError(tt, err)
challenge, err := bob.Round7DkgRound3Ot(compressedReceiversMaskedChoice)
require.NoError(tt, err)
challengeResponse, err := alice.Round8DkgRound4Ot(challenge)
require.NoError(tt, err)
challengeOpenings, err := bob.Round9DkgRound5Ot(challengeResponse)
require.NoError(tt, err)
err = alice.Round10DkgRound6Ot(challengeOpenings)
require.NoError(tt, err)
// Verify correctness of the OT subprotocol after has completed
for i := 0; i < kos.Kappa; i++ {
if alice.receiver.Output.OneTimePadDecryptionKey[i] != bob.sender.Output.OneTimePadEncryptionKeys[i][alice.receiver.Output.RandomChoiceBits[i]] {
tt.Errorf("oblivious transfer is incorrect at index i=%v", i)
}
}
pkA := boundCurve.ScalarBaseMult(alice.Output().SecretKeyShare)
pkB := boundCurve.ScalarBaseMult(bob.Output().SecretKeyShare)
computedPublicKeyA := pkA.Mul(bob.Output().SecretKeyShare)
require.True(tt, computedPublicKeyA.Equal(alice.Output().PublicKey))
require.True(tt, computedPublicKeyA.Equal(bob.Output().PublicKey))
computedPublicKeyB := pkB.Mul(alice.Output().SecretKeyShare)
require.True(tt, computedPublicKeyB.Equal(alice.Output().PublicKey))
require.True(tt, computedPublicKeyB.Equal(bob.Output().PublicKey))
})
}
}
func BenchmarkDkg(b *testing.B) {
if testing.Short() {
b.SkipNow()
}
curve := curves.K256()
for n := 0; n < b.N; n++ {
alice := NewAlice(curve)
bob := NewBob(curve)
seed, err := bob.Round1GenerateRandomSeed()
require.NoError(b, err)
round3Output, err := alice.Round2CommitToProof(seed)
require.NoError(b, err)
proof, err := bob.Round3SchnorrProve(round3Output)
require.NoError(b, err)
proof, err = alice.Round4VerifyAndReveal(proof)
require.NoError(b, err)
proof, err = bob.Round5DecommitmentAndStartOt(proof)
require.NoError(b, err)
compressedReceiversMaskedChoice, err := alice.Round6DkgRound2Ot(proof)
require.NoError(b, err)
challenge, err := bob.Round7DkgRound3Ot(compressedReceiversMaskedChoice)
require.NoError(b, err)
challengeResponse, err := alice.Round8DkgRound4Ot(challenge)
require.NoError(b, err)
challengeOpenings, err := bob.Round9DkgRound5Ot(challengeResponse)
require.NoError(b, err)
err = alice.Round10DkgRound6Ot(challengeOpenings)
require.NoError(b, err)
}
}