From a58cb6404b9a9db643347d4e37721a5c21b2fdb4 Mon Sep 17 00:00:00 2001
From: Max Lv <max.c.lv@gmail.com>
Date: Wed, 1 Jan 2014 11:24:34 +0800
Subject: [PATCH] fix the incorrect udp buf_len

---
 src/udprelay.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/udprelay.c b/src/udprelay.c
index e923dd5d..b6184038 100644
--- a/src/udprelay.c
+++ b/src/udprelay.c
@@ -701,7 +701,7 @@ static void server_recv_cb (EV_P_ ev_io *w, int revents)
             goto CLEAN_UP;
         }
 
-        struct query_ctx *query_ctx = new_query_ctx(query, buf, buf_len);
+        struct query_ctx *query_ctx = new_query_ctx(query, buf + addr_header_len, buf_len - addr_header_len);
         query_ctx->server_ctx = server_ctx;
         query_ctx->addr_header_len = addr_header_len;
         query_ctx->src_addr = src_addr;
@@ -713,7 +713,7 @@ static void server_recv_cb (EV_P_ ev_io *w, int revents)
     else
     {
 
-        int s = sendto(remote_ctx->fd, buf, buf_len, 0, &remote_ctx->dst_addr, sizeof(remote_ctx->dst_addr));
+        int s = sendto(remote_ctx->fd, buf + addr_header_len, buf_len - addr_header_len, 0, &remote_ctx->dst_addr, sizeof(remote_ctx->dst_addr));
 
         if (s == -1)
         {