From b71181a4045d1993bbe02eb31d7a7730259e3b19 Mon Sep 17 00:00:00 2001
From: A5 Pickle <a5-pickle@users.noreply.github.com>
Date: Tue, 13 Dec 2022 20:41:54 +0000
Subject: [PATCH] sdk/js: fix account and instruction serialization

---
 sdk/js/src/solana/wormhole/accounts/claim.ts    | 2 +-
 sdk/js/src/solana/wormhole/coder/accounts.ts    | 2 +-
 sdk/js/src/solana/wormhole/coder/instruction.ts | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/sdk/js/src/solana/wormhole/accounts/claim.ts b/sdk/js/src/solana/wormhole/accounts/claim.ts
index 6c41a7596..6dc83f3dc 100644
--- a/sdk/js/src/solana/wormhole/accounts/claim.ts
+++ b/sdk/js/src/solana/wormhole/accounts/claim.ts
@@ -20,7 +20,7 @@ export function deriveClaimKey(
     throw Error("address.length != 32");
   }
   const sequenceSerialized = Buffer.alloc(8);
-  sequenceSerialized.writeBigInt64BE(
+  sequenceSerialized.writeBigUInt64BE(
     typeof sequence == "number" ? BigInt(sequence) : sequence
   );
   return deriveAddress(
diff --git a/sdk/js/src/solana/wormhole/coder/accounts.ts b/sdk/js/src/solana/wormhole/coder/accounts.ts
index 75205d456..4145a3b1b 100644
--- a/sdk/js/src/solana/wormhole/coder/accounts.ts
+++ b/sdk/js/src/solana/wormhole/coder/accounts.ts
@@ -65,7 +65,7 @@ function encodePostVaaData(account: PostVAAData): Buffer {
   serialized.writeUInt32LE(account.nonce, 9);
   serialized.writeUInt16LE(account.emitterChain, 13);
   serialized.write(account.emitterAddress.toString("hex"), 15, "hex");
-  serialized.writeBigInt64LE(account.sequence, 47);
+  serialized.writeBigUInt64LE(account.sequence, 47);
   serialized.writeUInt8(account.consistencyLevel, 55);
   serialized.writeUInt32LE(payload.length, 56);
   serialized.write(payload.toString("hex"), 60, "hex");
diff --git a/sdk/js/src/solana/wormhole/coder/instruction.ts b/sdk/js/src/solana/wormhole/coder/instruction.ts
index 43cc634da..f518dd758 100644
--- a/sdk/js/src/solana/wormhole/coder/instruction.ts
+++ b/sdk/js/src/solana/wormhole/coder/instruction.ts
@@ -123,7 +123,7 @@ function encodePostVaa({
   serialized.writeUInt32LE(nonce, 9);
   serialized.writeUInt16LE(emitterChain, 13);
   serialized.write(emitterAddress.toString("hex"), 15, "hex");
-  serialized.writeBigInt64LE(sequence, 47);
+  serialized.writeBigUInt64LE(sequence, 47);
   serialized.writeUInt8(consistencyLevel, 55);
   serialized.writeUInt32LE(payload.length, 56);
   serialized.write(payload.toString("hex"), 60, "hex");