From 7b5e378c3672e34d96b21c161dccc8f7943f73ba Mon Sep 17 00:00:00 2001
From: kokekanon <114332266+kokekanon@users.noreply.github.com>
Date: Wed, 21 Aug 2024 10:10:51 -0400
Subject: [PATCH 1/2] fix: packet protocol 11.00

---
 src/server/network/protocol/protocolgame.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/server/network/protocol/protocolgame.cpp b/src/server/network/protocol/protocolgame.cpp
index ca6f1f77961..73aae6b8b38 100644
--- a/src/server/network/protocol/protocolgame.cpp
+++ b/src/server/network/protocol/protocolgame.cpp
@@ -4954,7 +4954,11 @@ void ProtocolGame::sendSaleItemList(const std::vector<ShopBlock> &shopVector, co
 	}
 
 	msg.setBufferPosition(msgPosition);
-	msg.add<uint16_t>(itemsToSend);
+	if (oldProtocol) {
+		msg.addByte(itemsToSend);
+	} else {
+		msg.add<uint16_t>(itemsToSend);
+	}
 	writeToOutputBuffer(msg);
 }
 

From 15391eb06c68e3750cca8dada8593dea619c86b7 Mon Sep 17 00:00:00 2001
From: kokekanon <114332266+kokekanon@users.noreply.github.com>
Date: Wed, 21 Aug 2024 21:39:52 -0400
Subject: [PATCH 2/2] Review luan

---
 src/server/network/protocol/protocolgame.cpp | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/server/network/protocol/protocolgame.cpp b/src/server/network/protocol/protocolgame.cpp
index 73aae6b8b38..032b9b512d0 100644
--- a/src/server/network/protocol/protocolgame.cpp
+++ b/src/server/network/protocol/protocolgame.cpp
@@ -4931,8 +4931,9 @@ void ProtocolGame::sendSaleItemList(const std::vector<ShopBlock> &shopVector, co
 	}
 
 	uint16_t itemsToSend = 0;
+	const uint16_t ItemsToSendLimit = oldProtocol ? 0xFF : 0xFFFF;
 	auto msgPosition = msg.getBufferPosition();
-	msg.skipBytes(2);
+	msg.skipBytes(oldProtocol ? 1 : 2);
 
 	for (const ShopBlock &shopBlock : shopVector) {
 		if (shopBlock.itemSellPrice == 0) {
@@ -4947,7 +4948,7 @@ void ProtocolGame::sendSaleItemList(const std::vector<ShopBlock> &shopVector, co
 			} else {
 				msg.add<uint16_t>(std::min<uint16_t>(it->second, std::numeric_limits<uint16_t>::max()));
 			}
-			if (++itemsToSend >= 0xFFFF) {
+			if (++itemsToSend >= ItemsToSendLimit) {
 				break;
 			}
 		}
@@ -4955,7 +4956,7 @@ void ProtocolGame::sendSaleItemList(const std::vector<ShopBlock> &shopVector, co
 
 	msg.setBufferPosition(msgPosition);
 	if (oldProtocol) {
-		msg.addByte(itemsToSend);
+		msg.addByte(static_cast<uint8_t>(itemsToSend));
 	} else {
 		msg.add<uint16_t>(itemsToSend);
 	}