From d041ebacba1a263b22b57d603546b2904fac44bf Mon Sep 17 00:00:00 2001
From: kedixa <1204837541@qq.com>
Date: Fri, 3 Dec 2021 18:59:13 +0800
Subject: [PATCH] fix dns message bug when name has trailing dot

---
 src/protocol/DnsMessage.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/protocol/DnsMessage.h b/src/protocol/DnsMessage.h
index 1c1de6eb..3b7c2a4c 100644
--- a/src/protocol/DnsMessage.h
+++ b/src/protocol/DnsMessage.h
@@ -235,9 +235,11 @@ public:
 		this->request_id = id;
 	}
 
-	void set_request_name(const std::string& name)
+	void set_request_name(std::string name)
 	{
-		this->request_name = name;
+		while (name.size() > 1 && name.back() == '.')
+			name.pop_back();
+		this->request_name = std::move(name);
 	}
 
 protected: