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fix for V-SCT-VUL-031

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Kevin Jue
2023-12-19 13:24:27 -08:00
parent e3eff27eb1
commit 49511611b5
1 changed files with 5 additions and 0 deletions
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5
poseidon/bn254.go
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@@ -10,6 +10,7 @@ package poseidon
import ( import (
"math/big" "math/big"
"github.com/consensys/gnark-crypto/ecc/bn254"
"github.com/consensys/gnark/frontend" "github.com/consensys/gnark/frontend"
gl "github.com/succinctlabs/gnark-plonky2-verifier/goldilocks" gl "github.com/succinctlabs/gnark-plonky2-verifier/goldilocks"
) )
@@ -28,6 +29,10 @@ type BN254State = [BN254_SPONGE_WIDTH]frontend.Variable
type BN254HashOut = frontend.Variable type BN254HashOut = frontend.Variable
func NewBN254Chip(api frontend.API) *BN254Chip { func NewBN254Chip(api frontend.API) *BN254Chip {
if api.Compiler().Field().Cmp(bn254.ID.ScalarField()) != 0 {
panic("Gnark compiler not set to BN254 scalar field")
}
return &BN254Chip{api: api, gl: *gl.New(api)} return &BN254Chip{api: api, gl: *gl.New(api)}
} }