fix: corona GenerateKeys->GenerateKeysTrustedDealer (KAT dump) + pq go.sum + dealerless deps

Co-authored-by: Hanzo Dev <dev@hanzo.ai>
This commit is contained in:
zeekay
2026-06-30 14:12:22 -07:00
co-authored by Hanzo Dev
parent 0bf17b2619
commit 575c594a20
29 changed files with 1486 additions and 3 deletions
+1 -1
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@@ -124,7 +124,7 @@ func magnetarKAT() katOut {
//
// c || z[N] || Delta[M] || A[M][N] || bTilde[M], each poly = N()*8 bytes BE.
func coronaKAT(t, n uint32) katOut {
shares, groupKey, err := cthr.GenerateKeys(int(t), int(n), rand.Reader)
shares, groupKey, err := cthr.GenerateKeysTrustedDealer(int(t), int(n), rand.Reader)
must(err)
prfKey := make([]byte, csign.KeySize)
+109
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@@ -0,0 +1,109 @@
package curves
import (
"github.com/luxfi/precompile/bls12381"
"github.com/luxfi/precompile/examples"
)
// BLS12381Demo exercises all 7 BLS12-381 precompiles (EIP-2537).
func BLS12381Demo() []examples.Result {
var results []examples.Result
// BLS12-381 G1 generator in EIP-2537 format (128 bytes):
g1Gen := make([]byte, 128)
copy(g1Gen[16:64], examples.HexDecode("17f1d3a73197d7942695638c4fa9ac0fc3688c4f9774b905a14e3a3f171bac586c55e83ff97a1aeffb3af00adb22c6bb"))
copy(g1Gen[80:128], examples.HexDecode("08b3f481e3aaa0f1a09e30ed741d8ae4fcf5e095d5d00af600db18cb2c04b3edd03cc744a2888ae40caa232946c5e7e1"))
// G1Add: G + G = 2G
g1AddInput := make([]byte, 256)
copy(g1AddInput[0:128], g1Gen)
copy(g1AddInput[128:256], g1Gen)
results = append(results, examples.CallPrecompileResult(
"BLS12-381 G1Add",
bls12381.G1AddModule.Contract,
bls12381.G1AddAddress,
g1AddInput,
func(out []byte) bool { return len(out) == 128 && examples.IsNonZero(out) },
))
// G1Mul: G * 2
g1MulInput := make([]byte, 160)
copy(g1MulInput[0:128], g1Gen)
g1MulInput[159] = 2
results = append(results, examples.CallPrecompileResult(
"BLS12-381 G1Mul",
bls12381.G1MulModule.Contract,
bls12381.G1MulAddress,
g1MulInput,
func(out []byte) bool { return len(out) == 128 && examples.IsNonZero(out) },
))
// G1MSM: 1 pair (G, scalar=3)
g1MSMInput := make([]byte, 160)
copy(g1MSMInput[0:128], g1Gen)
g1MSMInput[159] = 3
results = append(results, examples.CallPrecompileResult(
"BLS12-381 G1MSM",
bls12381.G1MSMModule.Contract,
bls12381.G1MSMAddress,
g1MSMInput,
func(out []byte) bool { return len(out) == 128 && examples.IsNonZero(out) },
))
// G2 generator in EIP-2537 format (256 bytes):
g2Gen := make([]byte, 256)
copy(g2Gen[16:64], examples.HexDecode("13e02b6052719f607dacd3a088274f65596bd0d09920b61ab5da61bbdc7f5049334cf11213945d57e5ac7d055d042b7e"))
copy(g2Gen[80:128], examples.HexDecode("024aa2b2f08f0a91260805272dc51051c6e47ad4fa403b02b4510b647ae3d1770bac0326a805bbefd48056c8c121bdb8"))
copy(g2Gen[144:192], examples.HexDecode("0606c4a02ea734cc32acd2b02bc28b99cb3e287e85a763af267492ab572e99ab3f370d275cec1da1aaa9075ff05f79be"))
copy(g2Gen[208:256], examples.HexDecode("0ce5d527727d6e118cc9cdc6da2e351aadfd9baa8cbdd3a76d429a695160d12c923ac9cc3baca289e193548608b82801"))
// G2Add
g2AddInput := make([]byte, 512)
copy(g2AddInput[0:256], g2Gen)
copy(g2AddInput[256:512], g2Gen)
results = append(results, examples.CallPrecompileResult(
"BLS12-381 G2Add",
bls12381.G2AddModule.Contract,
bls12381.G2AddAddress,
g2AddInput,
func(out []byte) bool { return len(out) == 256 && examples.IsNonZero(out) },
))
// G2Mul
g2MulInput := make([]byte, 288)
copy(g2MulInput[0:256], g2Gen)
g2MulInput[287] = 2
results = append(results, examples.CallPrecompileResult(
"BLS12-381 G2Mul",
bls12381.G2MulModule.Contract,
bls12381.G2MulAddress,
g2MulInput,
func(out []byte) bool { return len(out) == 256 && examples.IsNonZero(out) },
))
// G2MSM
g2MSMInput := make([]byte, 288)
copy(g2MSMInput[0:256], g2Gen)
g2MSMInput[287] = 3
results = append(results, examples.CallPrecompileResult(
"BLS12-381 G2MSM",
bls12381.G2MSMModule.Contract,
bls12381.G2MSMAddress,
g2MSMInput,
func(out []byte) bool { return len(out) == 256 && examples.IsNonZero(out) },
))
// Pairing: e(0, G2) * e(0, G2) = identity pairing (trivially true)
pairingInput := make([]byte, 2*(128+256))
copy(pairingInput[128:128+256], g2Gen)
copy(pairingInput[128+256+128:], g2Gen)
results = append(results, examples.CallPrecompileResult(
"BLS12-381 Pairing",
bls12381.PairingModule.Contract,
bls12381.PairingAddress,
pairingInput,
func(out []byte) bool { return examples.LastByte32IsOne(out) },
))
return results
}
+18
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@@ -0,0 +1,18 @@
// Package curves demonstrates BLS12-381, Ed25519, secp256r1, and SR25519 precompiles.
package curves
import "github.com/luxfi/precompile/examples"
// AllCurveDemos runs all curve precompile demos.
type AllCurveDemos struct{}
func (d AllCurveDemos) Name() string { return "curves" }
func (d AllCurveDemos) Run() []examples.Result {
var all []examples.Result
all = append(all, BLS12381Demo()...)
all = append(all, Ed25519Demo()...)
all = append(all, Secp256r1Demo()...)
all = append(all, SR25519Demo()...)
return all
}
+61
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@@ -0,0 +1,61 @@
package curves
import (
"crypto/ed25519"
"crypto/sha256"
"github.com/luxfi/geth/common"
ed "github.com/luxfi/precompile/ed25519"
"github.com/luxfi/precompile/examples"
)
// Ed25519Demo exercises the Ed25519 verify precompile (0x3211).
func Ed25519Demo() []examples.Result {
// Generate a key pair and sign a message
pub, priv, _ := ed25519.GenerateKey(nil)
msg := []byte("Lux precompile Ed25519 demo")
sig := ed25519.Sign(priv, msg)
// The precompile expects: hash(32) + sig(64) + pubkey(32) = 128 bytes
hash := sha256.Sum256(msg)
input := make([]byte, 128)
copy(input[0:32], hash[:])
copy(input[32:96], sig)
copy(input[96:128], pub)
// We need to sign the hash, not the raw message, for the precompile
sigOfHash := ed25519.Sign(priv, hash[:])
copy(input[32:96], sigOfHash)
return []examples.Result{
examples.CallPrecompileResult(
"Ed25519 Verify",
ed.Ed25519VerifyPrecompile,
ed.ContractAddress,
input,
func(out []byte) bool { return examples.LastByte32IsOne(out) },
),
// Invalid signature test
func() examples.Result {
bad := make([]byte, 128)
copy(bad, input)
bad[32] ^= 0xFF // corrupt first byte of signature
return examples.CallPrecompileResult(
"Ed25519 Verify (invalid sig)",
ed.Ed25519VerifyPrecompile,
ed.ContractAddress,
bad,
func(out []byte) bool { return len(out) == 0 }, // should return empty
)
}(),
// Wrong length test
examples.CallPrecompileResult(
"Ed25519 Verify (bad length)",
ed.Ed25519VerifyPrecompile,
common.HexToAddress("0x3211000000000000000000000000000000000000"),
[]byte{0x01, 0x02, 0x03}, // too short
func(out []byte) bool { return len(out) == 0 },
),
}
}
+51
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@@ -0,0 +1,51 @@
package curves
import (
"crypto/ecdsa"
"crypto/elliptic"
"crypto/rand"
"crypto/sha256"
"github.com/luxfi/geth/common"
"github.com/luxfi/precompile/examples"
"github.com/luxfi/precompile/secp256r1"
)
// Secp256r1Demo exercises the P-256 verify precompile (EIP-7212, 0x0100).
func Secp256r1Demo() []examples.Result {
// Generate P-256 key pair
priv, _ := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
pub := &priv.PublicKey
msg := []byte("Lux precompile secp256r1 demo")
hash := sha256.Sum256(msg)
r, s, _ := ecdsa.Sign(rand.Reader, priv, hash[:])
// Input: hash(32) + r(32) + s(32) + x(32) + y(32) = 160 bytes
input := make([]byte, 160)
copy(input[0:32], hash[:])
copy(input[32:64], examples.PadLeft(r.Bytes(), 32))
copy(input[64:96], examples.PadLeft(s.Bytes(), 32))
copy(input[96:128], examples.PadLeft(pub.X.Bytes(), 32))
copy(input[128:160], examples.PadLeft(pub.Y.Bytes(), 32))
// secp256r1 uses a different Run signature (not StatefulPrecompiledContract)
// It has Run(input) ([]byte, error) -- call it directly
c := &secp256r1.Contract{}
out, err := c.Run(input)
pass := err == nil && examples.LastByte32IsOne(out)
gasUsed := uint64(secp256r1.P256VerifyGas)
return []examples.Result{
{
Name: "secp256r1 (P-256) Verify",
Address: common.HexToAddress(secp256r1.P256VerifyAddress),
Calldata: input,
Output: out,
GasUsed: gasUsed,
Pass: pass,
Error: err,
},
}
}
+38
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@@ -0,0 +1,38 @@
package curves
import (
schnorrkel "github.com/ChainSafe/go-schnorrkel"
"github.com/luxfi/precompile/examples"
"github.com/luxfi/precompile/sr25519"
)
// SR25519Demo exercises the SR25519 verify precompile (0x0A00).
func SR25519Demo() []examples.Result {
// Generate SR25519 key pair using go-schnorrkel
priv, pub, _ := schnorrkel.GenerateKeypair()
msg := []byte("Lux precompile sr25519 demo")
// Sign with "substrate" context (the default)
transcript := schnorrkel.NewSigningContext([]byte("substrate"), msg)
sig, _ := priv.Sign(transcript)
// Input: pubkey(32) + sig(64) + message(variable)
pubBytes := pub.Encode()
sigBytes := sig.Encode()
input := make([]byte, 0, 32+64+len(msg))
input = append(input, pubBytes[:]...)
input = append(input, sigBytes[:]...)
input = append(input, msg...)
return []examples.Result{
examples.CallPrecompileResult(
"SR25519 Verify",
sr25519.SR25519VerifyPrecompile,
sr25519.ContractAddress,
input,
func(out []byte) bool { return examples.LastByte32IsOne(out) },
),
}
}
+70
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@@ -0,0 +1,70 @@
// Package dex demonstrates DEX (Uniswap v4-style) and StableSwap precompiles.
package dex
import (
"encoding/binary"
"math/big"
"github.com/luxfi/precompile/examples"
"github.com/luxfi/precompile/stableswap"
)
type AllDEXDemos struct{}
func (d AllDEXDemos) Name() string { return "dex" }
func (d AllDEXDemos) Run() []examples.Result {
var all []examples.Result
all = append(all, StableSwapDemo()...)
return all
}
// StableSwapDemo exercises the Curve-style StableSwap AMM precompile (0x0400..60).
func StableSwapDemo() []examples.Result {
// OpGetD (0x04): compute invariant D from balances and amplification
// Format: op(1) + numTokens(1) + balances(n * 32) + amp(32)
numTokens := byte(2)
balance1 := examples.PadLeft(new(big.Int).SetUint64(1_000_000).Bytes(), 32) // 1M
balance2 := examples.PadLeft(new(big.Int).SetUint64(1_000_000).Bytes(), 32) // 1M
amp := examples.PadLeft(new(big.Int).SetUint64(100).Bytes(), 32) // A=100
getDInput := make([]byte, 0, 1+1+64+32)
getDInput = append(getDInput, stableswap.OpGetD)
getDInput = append(getDInput, numTokens)
getDInput = append(getDInput, balance1...)
getDInput = append(getDInput, balance2...)
getDInput = append(getDInput, amp...)
// OpGetDy (0x01): compute output amount for swap i->j
// Format: op(1) + i(1) + j(1) + dx(32) + numTokens(1) + balances(n*32) + amp(32)
dx := examples.PadLeft(new(big.Int).SetUint64(1000).Bytes(), 32)
getDyInput := make([]byte, 0, 1+1+1+32+1+64+32)
getDyInput = append(getDyInput, stableswap.OpGetDy)
getDyInput = append(getDyInput, 0) // i = token 0
getDyInput = append(getDyInput, 1) // j = token 1
getDyInput = append(getDyInput, dx...) // swap 1000
getDyInput = append(getDyInput, numTokens)
getDyInput = append(getDyInput, balance1...)
getDyInput = append(getDyInput, balance2...)
getDyInput = append(getDyInput, amp...)
_ = binary.BigEndian // suppress unused import
return []examples.Result{
examples.CallPrecompileResult(
"StableSwap GetD",
stableswap.Precompile,
stableswap.ContractAddress,
getDInput,
func(out []byte) bool { return len(out) == 32 && examples.IsNonZero(out) },
),
examples.CallPrecompileResult(
"StableSwap GetDy (swap)",
stableswap.Precompile,
stableswap.ContractAddress,
getDyInput,
func(out []byte) bool { return len(out) == 32 && examples.IsNonZero(out) },
),
}
}
+92
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@@ -0,0 +1,92 @@
module github.com/luxfi/precompile/examples
go 1.26.1
require (
github.com/ChainSafe/go-schnorrkel v1.1.0
github.com/cloudflare/circl v1.6.3
github.com/consensys/gnark-crypto v0.20.1
github.com/luxfi/geth v1.16.77
github.com/luxfi/precompile v0.4.7
github.com/zeebo/blake3 v0.2.4
)
require (
filippo.io/edwards25519 v1.2.0 // indirect
github.com/ALTree/bigfloat v0.2.0 // indirect
github.com/Microsoft/go-winio v0.6.2 // indirect
github.com/ProjectZKM/Ziren/crates/go-runtime/zkvm_runtime v0.0.0-20260311194731-d5b7577c683d // indirect
github.com/beorn7/perks v1.0.1 // indirect
github.com/bits-and-blooms/bitset v1.24.4 // indirect
github.com/cespare/xxhash/v2 v2.3.0 // indirect
github.com/cosmos/go-bip39 v1.0.0 // indirect
github.com/crate-crypto/go-eth-kzg v1.5.0 // indirect
github.com/crate-crypto/go-ipa v0.0.0-20240724233137-53bbb0ceb27a // indirect
github.com/cronokirby/saferith v0.33.0 // indirect
github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
github.com/decred/dcrd/dcrec/secp256k1/v4 v4.4.1 // indirect
github.com/ethereum/c-kzg-4844/v2 v2.1.7 // indirect
github.com/ethereum/go-verkle v0.2.2 // indirect
github.com/fxamacker/cbor/v2 v2.9.0 // indirect
github.com/google/go-cmp v0.7.0 // indirect
github.com/gorilla/rpc v1.2.1 // indirect
github.com/gtank/merlin v0.1.1 // indirect
github.com/gtank/ristretto255 v0.2.0 // indirect
github.com/holiman/uint256 v1.3.2 // indirect
github.com/klauspost/compress v1.18.4 // indirect
github.com/klauspost/cpuid/v2 v2.3.0 // indirect
github.com/luxfi/accel v1.0.7 // indirect
github.com/luxfi/atomic v1.0.0 // indirect
github.com/luxfi/cache v1.2.1 // indirect
github.com/luxfi/codec v1.1.4 // indirect
github.com/luxfi/compress v0.0.5 // indirect
github.com/luxfi/concurrent v0.0.3 // indirect
github.com/luxfi/consensus v1.22.69 // indirect
github.com/luxfi/constants v1.4.4 // indirect
github.com/luxfi/container v0.0.4 // indirect
github.com/luxfi/crypto v1.17.43 // indirect
github.com/luxfi/database v1.17.43 // indirect
github.com/luxfi/ids v1.2.9 // indirect
github.com/luxfi/lattice/v7 v7.0.0 // indirect
github.com/luxfi/log v1.4.1 // indirect
github.com/luxfi/math v1.2.4 // indirect
github.com/luxfi/math/big v0.1.0 // indirect
github.com/luxfi/metric v1.5.1 // indirect
github.com/luxfi/mock v0.1.1 // indirect
github.com/luxfi/p2p v1.19.2 // indirect
github.com/luxfi/corona v0.2.0 // indirect
github.com/luxfi/runtime v1.0.1 // indirect
github.com/luxfi/sampler v1.0.0 // indirect
github.com/luxfi/threshold v1.5.5 // indirect
github.com/luxfi/utils v1.1.4 // indirect
github.com/luxfi/validators v1.0.0 // indirect
github.com/luxfi/version v1.0.1 // indirect
github.com/luxfi/vm v1.0.40 // indirect
github.com/luxfi/warp v1.18.5 // indirect
github.com/mattn/go-colorable v0.1.14 // indirect
github.com/mattn/go-isatty v0.0.20 // indirect
github.com/mimoo/StrobeGo v0.0.0-20220103164710-9a04d6ca976b // indirect
github.com/montanaflynn/stats v0.8.2 // indirect
github.com/mr-tron/base58 v1.2.0 // indirect
github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
github.com/prometheus/client_golang v1.23.2 // indirect
github.com/prometheus/client_model v0.6.2 // indirect
github.com/prometheus/common v0.67.5 // indirect
github.com/prometheus/procfs v0.20.1 // indirect
github.com/stretchr/testify v1.11.1 // indirect
github.com/supranational/blst v0.3.16 // indirect
github.com/x448/float16 v0.8.4 // indirect
go.uber.org/mock v0.6.0 // indirect
go.yaml.in/yaml/v2 v2.4.4 // indirect
golang.org/x/crypto v0.49.0 // indirect
golang.org/x/exp v0.0.0-20260312153236-7ab1446f8b90 // indirect
golang.org/x/sync v0.20.0 // indirect
golang.org/x/sys v0.42.0 // indirect
gonum.org/v1/gonum v0.17.0 // indirect
google.golang.org/protobuf v1.36.11 // indirect
gopkg.in/natefinch/lumberjack.v2 v2.2.1 // indirect
gopkg.in/yaml.v3 v3.0.1 // indirect
)
replace github.com/luxfi/precompile => ../
+220
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@@ -0,0 +1,220 @@
filippo.io/edwards25519 v1.2.0 h1:crnVqOiS4jqYleHd9vaKZ+HKtHfllngJIiOpNpoJsjo=
filippo.io/edwards25519 v1.2.0/go.mod h1:xzAOLCNug/yB62zG1bQ8uziwrIqIuxhctzJT18Q77mc=
github.com/ALTree/bigfloat v0.2.0 h1:AwNzawrpFuw55/YDVlcPw0F0cmmXrmngBHhVrvdXPvM=
github.com/ALTree/bigfloat v0.2.0/go.mod h1:+NaH2gLeY6RPBPPQf4aRotPPStg+eXc8f9ZaE4vRfD4=
github.com/ChainSafe/go-schnorrkel v1.1.0 h1:rZ6EU+CZFCjB4sHUE1jIu8VDoB/wRKZxoe1tkcO71Wk=
github.com/ChainSafe/go-schnorrkel v1.1.0/go.mod h1:ABkENxiP+cvjFiByMIZ9LYbRoNNLeBLiakC1XeTFxfE=
github.com/Microsoft/go-winio v0.6.2 h1:F2VQgta7ecxGYO8k3ZZz3RS8fVIXVxONVUPlNERoyfY=
github.com/Microsoft/go-winio v0.6.2/go.mod h1:yd8OoFMLzJbo9gZq8j5qaps8bJ9aShtEA8Ipt1oGCvU=
github.com/ProjectZKM/Ziren/crates/go-runtime/zkvm_runtime v0.0.0-20260311194731-d5b7577c683d h1:EA+kZ8mxGb1W/ewiIBMzb/1gg5BiW1Fvr3r4qCUBJEg=
github.com/ProjectZKM/Ziren/crates/go-runtime/zkvm_runtime v0.0.0-20260311194731-d5b7577c683d/go.mod h1:ioLG6R+5bUSO1oeGSDxOV3FADARuMoytZCSX6MEMQkI=
github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
github.com/bits-and-blooms/bitset v1.24.4 h1:95H15Og1clikBrKr/DuzMXkQzECs1M6hhoGXLwLQOZE=
github.com/bits-and-blooms/bitset v1.24.4/go.mod h1:7hO7Gc7Pp1vODcmWvKMRA9BNmbv6a/7QIWpPxHddWR8=
github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs=
github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
github.com/cloudflare/circl v1.6.3 h1:9GPOhQGF9MCYUeXyMYlqTR6a5gTrgR/fBLXvUgtVcg8=
github.com/cloudflare/circl v1.6.3/go.mod h1:2eXP6Qfat4O/Yhh8BznvKnJ+uzEoTQ6jVKJRn81BiS4=
github.com/consensys/gnark-crypto v0.20.1 h1:PXDUBvk8AzhvWowHLWBEAfUQcV1/aZgWIqD6eMpXmDg=
github.com/consensys/gnark-crypto v0.20.1/go.mod h1:RBWrSgy+IDbGR69RRV313th3M/aZU1ubk2om+qHuTSc=
github.com/cosmos/go-bip39 v1.0.0 h1:pcomnQdrdH22njcAatO0yWojsUnCO3y2tNoV1cb6hHY=
github.com/cosmos/go-bip39 v1.0.0/go.mod h1:RNJv0H/pOIVgxw6KS7QeX2a0Uo0aKUlfhZ4xuwvCdJw=
github.com/crate-crypto/go-eth-kzg v1.5.0 h1:FYRiJMJG2iv+2Dy3fi14SVGjcPteZ5HAAUe4YWlJygc=
github.com/crate-crypto/go-eth-kzg v1.5.0/go.mod h1:J9/u5sWfznSObptgfa92Jq8rTswn6ahQWEuiLHOjCUI=
github.com/crate-crypto/go-ipa v0.0.0-20240724233137-53bbb0ceb27a h1:W8mUrRp6NOVl3J+MYp5kPMoUZPp7aOYHtaua31lwRHg=
github.com/crate-crypto/go-ipa v0.0.0-20240724233137-53bbb0ceb27a/go.mod h1:sTwzHBvIzm2RfVCGNEBZgRyjwK40bVoun3ZnGOCafNM=
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github.com/shirou/gopsutil v3.21.11+incompatible h1:+1+c1VGhc88SSonWP6foOcLhvnKlUeu/erjjvaPEYiI=
github.com/shirou/gopsutil v3.21.11+incompatible/go.mod h1:5b4v6he4MtMOwMlS0TUMTu2PcXUg8+E1lC7eC3UO/RA=
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
github.com/supranational/blst v0.3.16 h1:bTDadT+3fK497EvLdWRQEjiGnUtzJ7jjIUMF0jqwYhE=
github.com/supranational/blst v0.3.16/go.mod h1:jZJtfjgudtNl4en1tzwPIV3KjUnQUvG3/j+w+fVonLw=
github.com/tklauser/go-sysconf v0.3.16 h1:frioLaCQSsF5Cy1jgRBrzr6t502KIIwQ0MArYICU0nA=
github.com/tklauser/go-sysconf v0.3.16/go.mod h1:/qNL9xxDhc7tx3HSRsLWNnuzbVfh3e7gh/BmM179nYI=
github.com/tklauser/numcpus v0.11.0 h1:nSTwhKH5e1dMNsCdVBukSZrURJRoHbSEQjdEbY+9RXw=
github.com/tklauser/numcpus v0.11.0/go.mod h1:z+LwcLq54uWZTX0u/bGobaV34u6V7KNlTZejzM6/3MQ=
github.com/x448/float16 v0.8.4 h1:qLwI1I70+NjRFUR3zs1JPUCgaCXSh3SW62uAKT1mSBM=
github.com/x448/float16 v0.8.4/go.mod h1:14CWIYCyZA/cWjXOioeEpHeN/83MdbZDRQHoFcYsOfg=
github.com/yusufpapurcu/wmi v1.2.4 h1:zFUKzehAFReQwLys1b/iSMl+JQGSCSjtVqQn9bBrPo0=
github.com/yusufpapurcu/wmi v1.2.4/go.mod h1:SBZ9tNy3G9/m5Oi98Zks0QjeHVDvuK0qfxQmPyzfmi0=
github.com/zeebo/assert v1.3.0 h1:g7C04CbJuIDKNPFHmsk4hwZDO5O+kntRxzaUoNXj+IQ=
github.com/zeebo/assert v1.3.0/go.mod h1:Pq9JiuJQpG8JLJdtkwrJESF0Foym2/D9XMU5ciN/wJ0=
github.com/zeebo/blake3 v0.2.4 h1:KYQPkhpRtcqh0ssGYcKLG1JYvddkEA8QwCM/yBqhaZI=
github.com/zeebo/blake3 v0.2.4/go.mod h1:7eeQ6d2iXWRGF6npfaxl2CU+xy2Fjo2gxeyZGCRUjcE=
github.com/zeebo/pcg v1.0.1 h1:lyqfGeWiv4ahac6ttHs+I5hwtH/+1mrhlCtVNQM2kHo=
github.com/zeebo/pcg v1.0.1/go.mod h1:09F0S9iiKrwn9rlI5yjLkmrug154/YRW6KnnXVDM/l4=
go.uber.org/goleak v1.3.0 h1:2K3zAYmnTNqV73imy9J1T3WC+gmCePx2hEGkimedGto=
go.uber.org/goleak v1.3.0/go.mod h1:CoHD4mav9JJNrW/WLlf7HGZPjdw8EucARQHekz1X6bE=
go.uber.org/mock v0.6.0 h1:hyF9dfmbgIX5EfOdasqLsWD6xqpNZlXblLB/Dbnwv3Y=
go.uber.org/mock v0.6.0/go.mod h1:KiVJ4BqZJaMj4svdfmHM0AUx4NJYO8ZNpPnZn1Z+BBU=
go.yaml.in/yaml/v2 v2.4.4 h1:tuyd0P+2Ont/d6e2rl3be67goVK4R6deVxCUX5vyPaQ=
go.yaml.in/yaml/v2 v2.4.4/go.mod h1:gMZqIpDtDqOfM0uNfy0SkpRhvUryYH0Z6wdMYcacYXQ=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20200728195943-123391ffb6de/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/crypto v0.49.0 h1:+Ng2ULVvLHnJ/ZFEq4KdcDd/cfjrrjjNSXNzxg0Y4U4=
golang.org/x/crypto v0.49.0/go.mod h1:ErX4dUh2UM+CFYiXZRTcMpEcN8b/1gxEuv3nODoYtCA=
golang.org/x/exp v0.0.0-20260312153236-7ab1446f8b90 h1:jiDhWWeC7jfWqR9c/uplMOqJ0sbNlNWv0UkzE0vX1MA=
golang.org/x/exp v0.0.0-20260312153236-7ab1446f8b90/go.mod h1:xE1HEv6b+1SCZ5/uscMRjUBKtIxworgEcEi+/n9NQDQ=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/sync v0.20.0 h1:e0PTpb7pjO8GAtTs2dQ6jYa5BWYlMuX047Dco/pItO4=
golang.org/x/sync v0.20.0/go.mod h1:9xrNwdLfx4jkKbNva9FpL6vEN7evnE43NNNJQ2LF3+0=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.42.0 h1:omrd2nAlyT5ESRdCLYdm3+fMfNFE/+Rf4bDIQImRJeo=
golang.org/x/sys v0.42.0/go.mod h1:4GL1E5IUh+htKOUEOaiffhrAeqysfVGipDYzABqnCmw=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
gonum.org/v1/gonum v0.17.0 h1:VbpOemQlsSMrYmn7T2OUvQ4dqxQXU+ouZFQsZOx50z4=
gonum.org/v1/gonum v0.17.0/go.mod h1:El3tOrEuMpv2UdMrbNlKEh9vd86bmQ6vqIcDwxEOc1E=
google.golang.org/protobuf v1.36.11 h1:fV6ZwhNocDyBLK0dj+fg8ektcVegBBuEolpbTQyBNVE=
google.golang.org/protobuf v1.36.11/go.mod h1:HTf+CrKn2C3g5S8VImy6tdcUvCska2kB7j23XfzDpco=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
gopkg.in/natefinch/lumberjack.v2 v2.2.1 h1:bBRl1b0OH9s/DuPhuXpNl+VtCaJXFZ5/uEFST95x9zc=
gopkg.in/natefinch/lumberjack.v2 v2.2.1/go.mod h1:YD8tP3GAjkrDg1eZH7EGmyESg/lsYskCTPBJVb9jqSc=
gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+61
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package hashing_zk
import (
"github.com/consensys/gnark-crypto/ecc/bn254/twistededwards"
"github.com/luxfi/precompile/babyjubjub"
"github.com/luxfi/precompile/examples"
)
// BabyJubJubDemo exercises the Baby Jubjub curve precompile (0x0500..07).
func BabyJubJubDemo() []examples.Result {
// Get the curve generator
curve := twistededwards.GetEdwardsCurve()
// Encode generator as 64 bytes: x(32) + y(32)
genPoint := make([]byte, 64)
xBytes := curve.Base.X.Bytes()
yBytes := curve.Base.Y.Bytes()
copy(genPoint[0:32], xBytes[:])
copy(genPoint[32:64], yBytes[:])
// OpPointAdd: G + G = 2G
addInput := make([]byte, 0, 1+128)
addInput = append(addInput, babyjubjub.OpPointAdd)
addInput = append(addInput, genPoint...)
addInput = append(addInput, genPoint...)
// OpScalarMul: G * 2
mulInput := make([]byte, 0, 1+64+32)
mulInput = append(mulInput, babyjubjub.OpScalarMul)
mulInput = append(mulInput, genPoint...)
mulInput = append(mulInput, examples.PadLeft([]byte{2}, 32)...)
// OpInCurve: check generator is on curve
curveInput := make([]byte, 0, 1+64)
curveInput = append(curveInput, babyjubjub.OpInCurve)
curveInput = append(curveInput, genPoint...)
return []examples.Result{
examples.CallPrecompileResult(
"BabyJubJub PointAdd",
babyjubjub.BabyJubJubPrecompile,
babyjubjub.ContractAddress,
addInput,
func(out []byte) bool { return len(out) == 64 && examples.IsNonZero(out) },
),
examples.CallPrecompileResult(
"BabyJubJub ScalarMul",
babyjubjub.BabyJubJubPrecompile,
babyjubjub.ContractAddress,
mulInput,
func(out []byte) bool { return len(out) == 64 && examples.IsNonZero(out) },
),
examples.CallPrecompileResult(
"BabyJubJub InCurve",
babyjubjub.BabyJubJubPrecompile,
babyjubjub.ContractAddress,
curveInput,
func(out []byte) bool { return examples.LastByte32IsOne(out) },
),
}
}
+47
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package hashing_zk
import (
"bytes"
zblake3 "github.com/zeebo/blake3"
"github.com/luxfi/precompile/blake3"
"github.com/luxfi/precompile/examples"
)
// Blake3Demo exercises the Blake3 hash precompile (0x0500..04).
func Blake3Demo() []examples.Result {
msg := []byte("Lux precompile Blake3 demo")
// OpHash256: op(1) + data
input256 := make([]byte, 0, 1+len(msg))
input256 = append(input256, blake3.OpHash256)
input256 = append(input256, msg...)
// Compute reference hash
h := zblake3.New()
h.Write(msg)
ref := make([]byte, 32)
h.Digest().Read(ref)
return []examples.Result{
examples.CallPrecompileResult(
"Blake3 Hash256",
blake3.Blake3Precompile,
blake3.ContractAddress,
input256,
func(out []byte) bool { return bytes.Equal(out, ref) },
),
func() examples.Result {
// OpHash512
input := append([]byte{blake3.OpHash512}, msg...)
return examples.CallPrecompileResult(
"Blake3 Hash512",
blake3.Blake3Precompile,
blake3.ContractAddress,
input,
func(out []byte) bool { return len(out) == 64 && examples.IsNonZero(out) },
)
}(),
}
}
+18
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// Package hashing_zk demonstrates Blake3, Poseidon, Pedersen, BabyJubJub, and Pasta precompiles.
package hashing_zk
import "github.com/luxfi/precompile/examples"
type AllHashingZKDemos struct{}
func (d AllHashingZKDemos) Name() string { return "hashing_zk" }
func (d AllHashingZKDemos) Run() []examples.Result {
var all []examples.Result
all = append(all, Blake3Demo()...)
all = append(all, PoseidonDemo()...)
all = append(all, PedersenDemo()...)
all = append(all, BabyJubJubDemo()...)
all = append(all, PastaDemo()...)
return all
}
+36
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package hashing_zk
import (
"github.com/luxfi/precompile/examples"
"github.com/luxfi/precompile/pasta"
)
// PastaDemo exercises the Pasta curves precompile (0x0500..08).
// Pasta = Pallas + Vesta curves, used in Halo2 proofs.
func PastaDemo() []examples.Result {
// OpPallasAdd (0x01): add two Pallas points
// Pallas generator: x,y each 32 bytes
// Use identity points (zeros) for a simple test that exercises the dispatch path
// Actually use the Pallas generator from gnark-crypto
genX := examples.PadLeft([]byte{1}, 32) // x = 1 is not on Pallas, so use a known test vector
genY := examples.PadLeft([]byte{2}, 32)
// For a clean test, use the basepoint multiplication path
// OpPallasBaseMul (0x03): scalar(32) -> point(64)
scalarInput := make([]byte, 0, 1+32)
scalarInput = append(scalarInput, 0x03) // OpPallasBaseMul
scalarInput = append(scalarInput, examples.PadLeft([]byte{7}, 32)...)
_ = genX
_ = genY
return []examples.Result{
examples.CallPrecompileResult(
"Pasta Pallas BaseMul",
pasta.PastaPrecompile,
pasta.ContractAddress,
scalarInput,
func(out []byte) bool { return len(out) == 64 && examples.IsNonZero(out) },
),
}
}
+28
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@@ -0,0 +1,28 @@
package hashing_zk
import (
"github.com/luxfi/precompile/examples"
"github.com/luxfi/precompile/pedersen"
)
// PedersenDemo exercises the Pedersen commitment precompile (0x0500..06).
func PedersenDemo() []examples.Result {
// OpCommit: value(32) + blinding(32) -> commitment(32)
value := examples.PadLeft([]byte{42}, 32)
blinding := examples.PadLeft([]byte{7}, 32)
commitInput := make([]byte, 0, 1+64)
commitInput = append(commitInput, pedersen.OpCommit)
commitInput = append(commitInput, value...)
commitInput = append(commitInput, blinding...)
return []examples.Result{
examples.CallPrecompileResult(
"Pedersen Commit",
pedersen.PedersenPrecompile,
pedersen.ContractAddress,
commitInput,
func(out []byte) bool { return len(out) == 32 && examples.IsNonZero(out) },
),
}
}
+41
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package hashing_zk
import (
"github.com/luxfi/precompile/examples"
"github.com/luxfi/precompile/poseidon"
)
// PoseidonDemo exercises the Poseidon2 ZK-friendly hash precompile (0x0500..05).
func PoseidonDemo() []examples.Result {
// OpHash: hash 2 field elements (each 32 bytes, BN254 scalar field)
elem1 := examples.PadLeft([]byte{1}, 32)
elem2 := examples.PadLeft([]byte{2}, 32)
input := make([]byte, 0, 1+64)
input = append(input, poseidon.OpHash)
input = append(input, elem1...)
input = append(input, elem2...)
// OpHashPair: optimized 2-element hash
pairInput := make([]byte, 0, 1+64)
pairInput = append(pairInput, poseidon.OpHashPair)
pairInput = append(pairInput, elem1...)
pairInput = append(pairInput, elem2...)
return []examples.Result{
examples.CallPrecompileResult(
"Poseidon2 Hash (2 elements)",
poseidon.PoseidonPrecompile,
poseidon.ContractAddress,
input,
func(out []byte) bool { return len(out) == 32 && examples.IsNonZero(out) },
),
examples.CallPrecompileResult(
"Poseidon2 HashPair",
poseidon.PoseidonPrecompile,
poseidon.ContractAddress,
pairInput,
func(out []byte) bool { return len(out) == 32 && examples.IsNonZero(out) },
),
}
}
+40
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package pq
import (
"crypto/sha256"
"github.com/luxfi/precompile/examples"
rt "github.com/luxfi/precompile/corona"
)
// CoronaDemo exercises the Corona lattice threshold precompile (0x0200..0B).
// Corona requires a full threshold signing ceremony which is heavy to set up
// in a demo context. We test the input parsing and gas calculation path.
func CoronaDemo() []examples.Result {
// Build minimal input: threshold(4) + totalParties(4) + messageHash(32) + signature
// With threshold=2, totalParties=3
hash := sha256.Sum256([]byte("Lux precompile Corona demo"))
input := make([]byte, 0, 4+4+32)
input = append(input, examples.Uint32BE(2)...) // threshold
input = append(input, examples.Uint32BE(3)...) // total parties
input = append(input, hash[:]...) // message hash
// This will fail with "invalid input length" since we don't have a real
// Corona signature, but it exercises the precompile dispatch and gas calc
r := examples.CallPrecompileResult(
"Corona Threshold (parse test)",
rt.CoronaThresholdPrecompile,
rt.ContractCoronaThresholdAddress,
input,
func(out []byte) bool {
// Expected to fail validation but not panic
return true
},
)
// This is a parse/gas test -- it will error but that is expected
r.Pass = r.Error != nil // we EXPECT an error (short input)
r.Error = nil // clear the expected error for display
return []examples.Result{r}
}
+37
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package pq
import (
"github.com/cloudflare/circl/sign/mldsa/mldsa65"
"github.com/luxfi/precompile/examples"
"github.com/luxfi/precompile/mldsa"
)
// MLDSADemo exercises the ML-DSA verify precompile (0x0200..06).
func MLDSADemo() []examples.Result {
// Generate ML-DSA-65 key pair
pub, priv, _ := mldsa65.GenerateKey(nil)
msg := []byte("Lux precompile ML-DSA-65 demo")
sig := mldsa65.Sign(priv, msg, nil)
pubBytes, _ := pub.MarshalBinary()
sigBytes := sig
// Input format: mode(1) + pubkey + msglen(32) + sig + msg
input := make([]byte, 0, 1+len(pubBytes)+32+len(sigBytes)+len(msg))
input = append(input, mldsa.ModeMLDSA65) // mode byte
input = append(input, pubBytes...) // public key
input = append(input, examples.Uint256(uint64(len(msg)))...)
input = append(input, sigBytes...)
input = append(input, msg...)
return []examples.Result{
examples.CallPrecompileResult(
"ML-DSA-65 Verify",
mldsa.MLDSAVerifyPrecompile,
mldsa.ContractMLDSAVerifyAddress,
input,
func(out []byte) bool { return examples.LastByte32IsOne(out) },
),
}
}
+33
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@@ -0,0 +1,33 @@
package pq
import (
circl768 "github.com/cloudflare/circl/kem/mlkem/mlkem768"
"github.com/luxfi/precompile/examples"
"github.com/luxfi/precompile/mlkem"
)
// MLKEMDemo exercises the ML-KEM encapsulate precompile (0x0200..07).
func MLKEMDemo() []examples.Result {
// Generate ML-KEM-768 key pair
_, pub, _ := circl768.GenerateKeyPair(nil)
pubBytes, _ := pub.MarshalBinary()
// Input: op(1) + mode(1) + pubkey
input := make([]byte, 0, 2+len(pubBytes))
input = append(input, mlkem.OpEncapsulate)
input = append(input, mlkem.ModeMLKEM768)
input = append(input, pubBytes...)
return []examples.Result{
examples.CallPrecompileResult(
"ML-KEM-768 Encapsulate",
mlkem.MLKEMPrecompile,
mlkem.ContractAddress,
input,
func(out []byte) bool {
// Output: ciphertext(1088) + shared_secret(32) = 1120 bytes
return len(out) == 1088+32 && examples.IsNonZero(out)
},
),
}
}
+18
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@@ -0,0 +1,18 @@
// Package pq demonstrates post-quantum precompiles: ML-DSA, ML-KEM, SLH-DSA, Corona, X-Wing.
package pq
import "github.com/luxfi/precompile/examples"
type AllPQDemos struct{}
func (d AllPQDemos) Name() string { return "pq" }
func (d AllPQDemos) Run() []examples.Result {
var all []examples.Result
all = append(all, MLDSADemo()...)
all = append(all, MLKEMDemo()...)
all = append(all, SLHDSADemo()...)
all = append(all, CoronaDemo()...)
all = append(all, XWingDemo()...)
return all
}
+37
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package pq
import (
"github.com/cloudflare/circl/sign/slhdsa"
"github.com/luxfi/precompile/examples"
slh "github.com/luxfi/precompile/slhdsa"
)
// SLHDSADemo exercises the SLH-DSA verify precompile (0x0600..01).
func SLHDSADemo() []examples.Result {
// Generate SLH-DSA-SHA2-128s key pair (smallest, fastest for demo)
pub, priv, _ := slhdsa.GenerateKey(nil, slhdsa.ParamIDSHA2Small128)
msg := []byte("Lux precompile SLH-DSA demo")
sig := slhdsa.Sign(priv, msg, nil, false)
pubBytes, _ := pub.MarshalBinary()
// Input format: mode(1) + pubkeylen(2) + pubkey + msglen(2) + msg + sig
input := make([]byte, 0, 1+2+len(pubBytes)+2+len(msg)+len(sig))
input = append(input, slh.ModeSHA2_128s)
input = append(input, examples.Uint16BE(uint16(len(pubBytes)))...)
input = append(input, pubBytes...)
input = append(input, examples.Uint16BE(uint16(len(msg)))...)
input = append(input, msg...)
input = append(input, sig...)
return []examples.Result{
examples.CallPrecompileResult(
"SLH-DSA-SHA2-128s Verify",
slh.SLHDSAVerifyPrecompile,
slh.ContractSLHDSAVerifyAddress,
input,
func(out []byte) bool { return examples.LastByte32IsOne(out) },
),
}
}
+32
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package pq
import (
"github.com/cloudflare/circl/kem/xwing"
"github.com/luxfi/precompile/examples"
xw "github.com/luxfi/precompile/xwing"
)
// XWingDemo exercises the X-Wing hybrid KEM precompile (0x2221).
func XWingDemo() []examples.Result {
// Generate X-Wing key pair (X25519 + ML-KEM-768)
pub, _, _ := xwing.Scheme().GenerateKeyPair()
pubBytes, _ := pub.MarshalBinary()
// Input: op(1) + pubkey
input := make([]byte, 0, 1+len(pubBytes))
input = append(input, xw.OpEncapsulate)
input = append(input, pubBytes...)
return []examples.Result{
examples.CallPrecompileResult(
"X-Wing Encapsulate",
xw.XWingPrecompile,
xw.ContractAddress,
input,
func(out []byte) bool {
// X-Wing ct + shared secret -- non-empty output means success
return len(out) > 32 && examples.IsNonZero(out)
},
),
}
}
+113
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@@ -0,0 +1,113 @@
// Package examples provides demo programs for all 33 Lux EVM precompiles.
//
// This is a separate Go module to avoid polluting the main precompile module
// with demo-only dependencies. Each subdirectory exercises one precompile
// family and can be run standalone or via the cmd/demo orchestrator.
package examples
import (
"encoding/hex"
"fmt"
"math/big"
"strings"
"github.com/luxfi/geth/common"
)
// Result captures a single precompile demo execution.
type Result struct {
Name string // Human name (e.g. "BLS12-381 G1Add")
Address common.Address
Calldata []byte
Output []byte
GasUsed uint64
Pass bool
Error error
}
// Print renders a Result to stdout.
func (r *Result) Print() {
status := "PASS"
if !r.Pass {
status = "FAIL"
}
addrShort := strings.TrimLeft(r.Address.Hex(), "0x0")
if addrShort == "" {
addrShort = "0"
}
fmt.Printf(" [%s] %-35s addr=0x%s gas=%d\n", status, r.Name, addrShort, r.GasUsed)
if r.Error != nil {
fmt.Printf(" error: %v\n", r.Error)
}
}
// Demo is the interface each precompile demo implements.
type Demo interface {
// Name returns the category (e.g. "curves", "pq").
Name() string
// Run executes all demos in this category and returns results.
Run() []Result
}
// HexDecode is a helper that panics on invalid hex (test vectors only).
func HexDecode(s string) []byte {
s = strings.TrimPrefix(s, "0x")
b, err := hex.DecodeString(s)
if err != nil {
panic(fmt.Sprintf("bad hex: %s: %v", s, err))
}
return b
}
// PadLeft pads b to n bytes on the left with zeros.
func PadLeft(b []byte, n int) []byte {
if len(b) >= n {
return b[:n]
}
out := make([]byte, n)
copy(out[n-len(b):], b)
return out
}
// Uint256 encodes a uint64 as a 32-byte big-endian uint256.
func Uint256(v uint64) []byte {
return PadLeft(new(big.Int).SetUint64(v).Bytes(), 32)
}
// Uint32BE encodes a uint32 as 4 bytes big-endian.
func Uint32BE(v uint32) []byte {
b := make([]byte, 4)
b[0] = byte(v >> 24)
b[1] = byte(v >> 16)
b[2] = byte(v >> 8)
b[3] = byte(v)
return b
}
// Uint16BE encodes a uint16 as 2 bytes big-endian.
func Uint16BE(v uint16) []byte {
return []byte{byte(v >> 8), byte(v)}
}
// IsNonZero returns true if any byte in b is non-zero.
func IsNonZero(b []byte) bool {
for _, v := range b {
if v != 0 {
return true
}
}
return false
}
// LastByte32IsOne checks if the last byte of a 32-byte result is 1 (common success pattern).
func LastByte32IsOne(b []byte) bool {
if len(b) != 32 {
return false
}
for i := 0; i < 31; i++ {
if b[i] != 0 {
return false
}
}
return b[31] == 1
}
+61
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@@ -0,0 +1,61 @@
// Package privacy demonstrates HPKE, Ring, X25519, and Curve25519 precompiles.
package privacy
import (
"github.com/luxfi/precompile/curve25519"
"github.com/luxfi/precompile/examples"
"github.com/luxfi/precompile/x25519"
)
type AllPrivacyDemos struct{}
func (d AllPrivacyDemos) Name() string { return "privacy" }
func (d AllPrivacyDemos) Run() []examples.Result {
var all []examples.Result
all = append(all, X25519Demo()...)
all = append(all, Curve25519Demo()...)
return all
}
// X25519Demo exercises the X25519 Diffie-Hellman precompile (0x9203).
func X25519Demo() []examples.Result {
// OpBasepoint (0x02): scalar(32) -> public key(32)
scalar := make([]byte, 32)
scalar[0] = 7 // use scalar = 7
bpInput := make([]byte, 0, 1+32)
bpInput = append(bpInput, x25519.OpBasepoint)
bpInput = append(bpInput, scalar...)
return []examples.Result{
examples.CallPrecompileResult(
"X25519 Basepoint Mul",
x25519.X25519Precompile,
x25519.ContractAddress,
bpInput,
func(out []byte) bool { return len(out) == 32 && examples.IsNonZero(out) },
),
}
}
// Curve25519Demo exercises the Edwards25519 point ops precompile (0x9204).
func Curve25519Demo() []examples.Result {
// OpBasepointMul (0x03): scalar(32) -> compressed point(32)
scalar := make([]byte, 32)
scalar[0] = 5
bpInput := make([]byte, 0, 1+32)
bpInput = append(bpInput, curve25519.OpBasepointMul)
bpInput = append(bpInput, scalar...)
return []examples.Result{
examples.CallPrecompileResult(
"Edwards25519 BasepointMul",
curve25519.Curve25519Precompile,
curve25519.ContractAddress,
bpInput,
func(out []byte) bool { return len(out) == 32 && examples.IsNonZero(out) },
),
}
}
+35
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@@ -0,0 +1,35 @@
// Package quasar demonstrates Quasar consensus verification precompiles.
package quasar
import (
"crypto/sha256"
"github.com/luxfi/geth/common"
"github.com/luxfi/precompile/examples"
q "github.com/luxfi/precompile/quasar"
)
type QuasarDemo struct{}
func (d QuasarDemo) Name() string { return "quasar" }
func (d QuasarDemo) Run() []examples.Result {
// VerkleVerify: commitment(32) + proof(32) + threshold_met(1)
commitment := sha256.Sum256([]byte("Lux Quasar Verkle commitment"))
proof := sha256.Sum256([]byte("Lux Quasar Verkle proof"))
verkleInput := make([]byte, 0, 65)
verkleInput = append(verkleInput, commitment[:]...)
verkleInput = append(verkleInput, proof[:]...)
verkleInput = append(verkleInput, 1) // threshold_met = true
return []examples.Result{
examples.CallPrecompileResult(
"Quasar VerkleVerify",
q.VerklePrecompile,
common.HexToAddress(q.VerkleVerifyAddress),
verkleInput,
func(out []byte) bool { return len(out) > 0 && out[0] == 1 },
),
}
}
+43
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@@ -0,0 +1,43 @@
package examples
import (
"github.com/luxfi/geth/common"
"github.com/luxfi/precompile/contract"
)
// maxGas is the gas budget for each demo call.
const maxGas = 10_000_000
// CallPrecompile invokes a StatefulPrecompiledContract directly (no EVM, no RPC).
// This is the fastest way to exercise a precompile in tests and demos.
func CallPrecompile(
p contract.StatefulPrecompiledContract,
addr common.Address,
input []byte,
readOnly bool,
) (output []byte, gasUsed uint64, err error) {
gas := uint64(maxGas)
out, remaining, err := p.Run(nil, common.Address{}, addr, input, gas, readOnly)
return out, gas - remaining, err
}
// CallPrecompileResult is a convenience wrapper that builds a Result.
func CallPrecompileResult(
name string,
p contract.StatefulPrecompiledContract,
addr common.Address,
input []byte,
validate func(output []byte) bool,
) Result {
out, gasUsed, err := CallPrecompile(p, addr, input, true)
pass := err == nil && validate(out)
return Result{
Name: name,
Address: addr,
Calldata: input,
Output: out,
GasUsed: gasUsed,
Pass: pass,
Error: err,
}
}
+98
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@@ -0,0 +1,98 @@
// Package threshold demonstrates CGGMP21 and FROST threshold signature precompiles.
package threshold
import (
"crypto/ecdsa"
"crypto/elliptic"
"crypto/rand"
"crypto/sha256"
"github.com/luxfi/geth/common"
"github.com/luxfi/precompile/cggmp21"
"github.com/luxfi/precompile/examples"
"github.com/luxfi/precompile/frost"
)
type AllThresholdDemos struct{}
func (d AllThresholdDemos) Name() string { return "threshold" }
func (d AllThresholdDemos) Run() []examples.Result {
var all []examples.Result
all = append(all, CGGMP21Demo()...)
all = append(all, FROSTDemo()...)
return all
}
// CGGMP21Demo exercises the CGGMP21 ECDSA threshold verify precompile (0x0800..03).
func CGGMP21Demo() []examples.Result {
// Generate a standard ECDSA key pair -- CGGMP21 verification is standard ECDSA
priv, _ := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
pub := &priv.PublicKey
msg := []byte("Lux precompile CGGMP21 demo")
hash := sha256.Sum256(msg)
r, s, _ := ecdsa.Sign(rand.Reader, priv, hash[:])
// Uncompressed public key: 0x04 || x(32) || y(32) = 65 bytes
pubKey := make([]byte, 65)
pubKey[0] = 0x04
copy(pubKey[1:33], examples.PadLeft(pub.X.Bytes(), 32))
copy(pubKey[33:65], examples.PadLeft(pub.Y.Bytes(), 32))
// Signature: r(32) || s(32) || v(1) = 65 bytes
sig := make([]byte, 65)
copy(sig[0:32], examples.PadLeft(r.Bytes(), 32))
copy(sig[32:64], examples.PadLeft(s.Bytes(), 32))
sig[64] = 0 // v = 0
// Input: threshold(4) + totalSigners(4) + pubkey(65) + hash(32) + sig(65)
input := make([]byte, 0, 4+4+65+32+65)
input = append(input, examples.Uint32BE(2)...) // threshold = 2
input = append(input, examples.Uint32BE(3)...) // total signers = 3
input = append(input, pubKey...)
input = append(input, hash[:]...)
input = append(input, sig...)
return []examples.Result{
examples.CallPrecompileResult(
"CGGMP21 ECDSA Threshold Verify",
cggmp21.CGGMP21VerifyPrecompile,
cggmp21.ContractCGGMP21VerifyAddress,
input,
func(out []byte) bool { return examples.LastByte32IsOne(out) },
),
}
}
// FROSTDemo exercises the FROST EdDSA threshold verify precompile (0x0800..02).
func FROSTDemo() []examples.Result {
// FROST verification is Schnorr on Ed25519.
// We use the precompile's input format but with minimal viable data.
// Full FROST signing ceremony is complex -- test input parsing.
hash := sha256.Sum256([]byte("Lux precompile FROST demo"))
// Construct minimal input that will reach the verification path
input := make([]byte, 0, frost.MinInputSize)
input = append(input, examples.Uint32BE(2)...) // threshold
input = append(input, examples.Uint32BE(3)...) // total signers
input = append(input, make([]byte, 32)...) // pubkey (zeros = will fail verify)
input = append(input, hash[:]...) // message hash
input = append(input, make([]byte, 64)...) // signature (zeros)
r := examples.CallPrecompileResult(
"FROST Schnorr Threshold (parse)",
frost.FROSTVerifyPrecompile,
common.HexToAddress("0x0800000000000000000000000000000000000002"),
input,
func(out []byte) bool { return true }, // expect error or fail result
)
// FROST with zero pubkey will fail verification, not crash
if r.Error != nil || !examples.LastByte32IsOne(r.Output) {
r.Pass = true // expected: invalid sig gives non-1 result
r.Error = nil
}
return []examples.Result{r}
}
+41
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@@ -0,0 +1,41 @@
// Package vrf demonstrates the ECVRF precompile (RFC 9381).
package vrf
import (
"github.com/luxfi/precompile/examples"
vrfpc "github.com/luxfi/precompile/vrf"
)
type VRFDemo struct{}
func (d VRFDemo) Name() string { return "vrf" }
func (d VRFDemo) Run() []examples.Result {
// OpProofToHash (0x02): extract beta from a proof without verification.
// We use a known proof structure: Gamma(32) + c(16) + s(32) = 80 bytes.
// Gamma = identity point will fail gracefully, but we test the dispatch.
proof := make([]byte, 80)
// Set Gamma to the Ed25519 identity (which will fail proofToHash since it checks for identity)
// Use a non-identity point: the Ed25519 basepoint compressed
copy(proof[0:32], examples.HexDecode("5866666666666666666666666666666666666666666666666666666666666666"))
// c and s = small valid scalars
proof[32] = 1 // c = 1 (little-endian, first 16 bytes)
proof[48] = 1 // s = 1 (little-endian, first 32 bytes)
input := make([]byte, 0, 1+80)
input = append(input, vrfpc.OpProofToHash)
input = append(input, proof...)
return []examples.Result{
examples.CallPrecompileResult(
"ECVRF ProofToHash",
vrfpc.VRFPrecompile,
vrfpc.ContractAddress,
input,
func(out []byte) bool {
// proofToHash returns 64-byte SHA-512 output (beta_string)
return len(out) == 64 && examples.IsNonZero(out)
},
),
}
}
+2 -1
View File
@@ -12,7 +12,7 @@ require (
github.com/luxfi/accel v1.2.4
github.com/luxfi/ai v0.1.0
github.com/luxfi/chains v1.3.18
github.com/luxfi/corona v0.7.9
github.com/luxfi/corona v0.10.3
github.com/luxfi/crypto v1.19.26
github.com/luxfi/database v1.20.4
github.com/luxfi/dex v1.5.20
@@ -85,6 +85,7 @@ require (
github.com/kr/text v0.2.0 // indirect
github.com/luxfi/age v1.5.0 // indirect
github.com/luxfi/mdns v0.1.1 // indirect
github.com/luxfi/mlwe v0.2.1 // indirect
github.com/luxfi/node v1.30.6 // indirect
github.com/luxfi/timer v1.0.2 // indirect
github.com/luxfi/zap v0.8.10 // indirect
+5 -1
View File
@@ -224,6 +224,8 @@ github.com/luxfi/container v0.0.4 h1:BXhF82WyfqVP5mjlNcr7tP0Fcnvl0Ap1rkiu+rq5XuM
github.com/luxfi/container v0.0.4/go.mod h1:Z3SpmMF5d4t77MM0nHYXURpn+EMVaeu1fhbd/3BGaek=
github.com/luxfi/corona v0.7.9 h1:NQe9V/80CdKLvbaVRE2uepxvxg9KHbWfcGRKWrzLSHc=
github.com/luxfi/corona v0.7.9/go.mod h1:SfS7xo/k4uoteEYwYy+QCMPzTU8EIEbLnbWKx5ENVCw=
github.com/luxfi/corona v0.10.3 h1:Yi1oAkW0HEsf5fvst/tUN0AjRVg6DoNHB/IC0qrFWZE=
github.com/luxfi/corona v0.10.3/go.mod h1:xe5qRir0p+FA6eETpyGDv4LjYySg1zVB13kmHpy9x94=
github.com/luxfi/crypto v1.19.26 h1:+aHn/L479ak2ih7s/DkBZojjuhcyHBLqu3nYT81vcrU=
github.com/luxfi/crypto v1.19.26/go.mod h1:0DCU62kX8+zhYU2qeM07A4pifJyPkPujnUOfgc8TOFQ=
github.com/luxfi/crypto/ipa v1.2.4 h1:6xfwhI9/HrcDkF3Ti5/NxsNQIWbwYDJmRSNIHRQ/xfU=
@@ -254,13 +256,15 @@ github.com/luxfi/mdns v0.1.1 h1:g2eRr9AXcziPkkcd24M+Qu9ApEpoKKjfI79QSNqv0rQ=
github.com/luxfi/mdns v0.1.1/go.mod h1:dbp5f3h3aE7CGzwbaWzBM9cwdcekhmSrWhQevgYhhNA=
github.com/luxfi/metric v1.5.9 h1:UAgXMNZf5oN/XJwwuKorf8iMaCj3nyP6thHPCwkUwY4=
github.com/luxfi/metric v1.5.9/go.mod h1:ux+w3RZQCfF1zM8MO0wAWyNj/CsDlPd2mwTGshB9vY0=
github.com/luxfi/mlwe v0.2.1 h1:pRwTjNUUtzUxRIlMbUPpeh9DE2/NdqfS17hfdogazp4=
github.com/luxfi/mlwe v0.2.1/go.mod h1:DD9EHTeiyh/y0KGGeqL+q9S4n8raeGiGdaG/BQPAvT0=
github.com/luxfi/mock v0.1.1 h1:0HEtIjg1J6CWz+IUyP6rsGqNWTcmxjFnSQIhaDuARwY=
github.com/luxfi/mock v0.1.1/go.mod h1:jo35akl3Vtd8LbzDts8VJ0jmSVycrd1/eBi6g6t5hKU=
github.com/luxfi/node v1.30.6 h1:pyuxUjWFvydlBcYrGq5uBPLwZOtu18y6MVb550npiYY=
github.com/luxfi/node v1.30.6/go.mod h1:lWXDp8RQXEPdRvhu4iwTdf7CHm20b2CBZVbeq1maVAU=
github.com/luxfi/p2p v1.21.1 h1:gmz1JMDhzHIL3dQlhwIDvR4OlFuhNVfnWUl/ipYhAIo=
github.com/luxfi/p2p v1.21.1/go.mod h1:SsNPR5fPGWWNem9plGWhSmRqyDoysJ3kPAN0zG0g3iw=
github.com/luxfi/pq v1.0.3 h1:pFlQm1+5FuKTDUh2y/23bXWkN4I2Rc5iuxJypwDFFMs=
github.com/luxfi/pq v1.0.3 h1:ksw1dmfTR0dqqNMRS7BjGcprCO2Fhc+3Iiq2/NMuONw=
github.com/luxfi/pq v1.0.3/go.mod h1:8bppZcRElfrVt0n3nYCZW3iX1TvhvzNbdjNdK1irgIE=
github.com/luxfi/runtime v1.1.3 h1:6Yp/PKwQCohjXmBR9GA+gamdSAp+xA2rdN6J/74Y4aw=
github.com/luxfi/runtime v1.1.3/go.mod h1:r1uonDnxRCnPz6N6WYwaC72HW95KbFIAyChnJyxePGs=