add salt onchain

Layr-Labs · Jan 21, 2025 · d9ab619 · d9ab619
1 parent a6dd724
commit d9ab619
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Showing 3 changed files with 5 additions and 2 deletions.
diff --git a/contracts/src/interfaces/IEigenDAStructs.sol b/contracts/src/interfaces/IEigenDAStructs.sol
@@ -82,6 +82,7 @@ struct BlobHeaderV2 {
     bytes quorumNumbers;
     BlobCommitment commitment;
     bytes32 paymentHeaderHash;
+    uint32 salt;
 }
 
 struct BlobCommitment {

diff --git a/contracts/src/libraries/EigenDAHasher.sol b/contracts/src/libraries/EigenDAHasher.sol
@@ -123,7 +123,8 @@ library EigenDAHasher {
                     abi.encode(
                         blobHeader.version,
                         blobHeader.quorumNumbers,
-                        blobHeader.commitment
+                        blobHeader.commitment,
+                        blobHeader.salt
                     )
                 ),
                 blobHeader.paymentHeaderHash

diff --git a/contracts/test/unit/EigenDABlobVerifierV2Unit.t.sol b/contracts/test/unit/EigenDABlobVerifierV2Unit.t.sol
@@ -177,7 +177,8 @@ contract EigenDABlobVerifierV2Unit is MockEigenDADeployer {
                 lengthProof: BN254.G2Point(lengthProofX, lengthProofY),
                 dataLength: uint32(uint256(keccak256(abi.encode(psuedoRandomNumber, "blobHeader.dataLength"))))
             }),
-            paymentHeaderHash: keccak256(abi.encode(psuedoRandomNumber, "blobHeader.paymentHeaderHash"))
+            paymentHeaderHash: keccak256(abi.encode(psuedoRandomNumber, "blobHeader.paymentHeaderHash")),
+            salt: uint32(uint256(keccak256(abi.encode(psuedoRandomNumber, "blobHeader.salt"))))
         });
 
         return blobHeader;