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fix CellProofsAt method

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This commit is contained in:
maskpp 2025-07-13 17:13:20 +08:00
parent 355228b011
commit d39594a7d7
1 changed files with 11 additions and 9 deletions
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20
core/types/tx_blob.go
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@ -22,11 +22,11 @@ import (
"errors"
"fmt"
"math/big"
"slices"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/crypto/kzg4844"
"github.com/ethereum/go-ethereum/log"
"github.com/ethereum/go-ethereum/params"
"github.com/ethereum/go-ethereum/rlp"
"github.com/holiman/uint256"
@ -76,14 +76,15 @@ func (sc *BlobTxSidecar) BlobHashes() []common.Hash {
// CellProofsAt returns the cell proofs for blob with index idx.
func (sc *BlobTxSidecar) CellProofsAt(idx int) []kzg4844.Proof {
var cellProofs []kzg4844.Proof
for i := range kzg4844.CellProofsPerBlob {
index := idx*kzg4844.CellProofsPerBlob + i
if index > len(sc.Proofs) {
return nil
}
proof := sc.Proofs[index]
cellProofs = append(cellProofs, proof)
if len(sc.Proofs) == len(sc.Blobs)*kzg4844.CellProofsPerBlob {
index := idx * kzg4844.CellProofsPerBlob
return sc.Proofs[index : index+kzg4844.CellProofsPerBlob]
}
cellProofs, err := kzg4844.ComputeCellProofs(&sc.Blobs[idx])
if err != nil {
log.Error("Failed to compute cell proofs for blob", "index", idx, "error", err)
return nil
}
return cellProofs
}
@ -217,6 +218,7 @@ func (tx *BlobTx) copy() TxData {
}
if tx.Sidecar != nil {
cpy.Sidecar = &BlobTxSidecar{
Version: tx.Sidecar.Version,
Blobs: slices.Clone(tx.Sidecar.Blobs),
Commitments: slices.Clone(tx.Sidecar.Commitments),
Proofs: slices.Clone(tx.Sidecar.Proofs),