From 074c0c376a7b6c91bad7c45e050270a4a6856b6d Mon Sep 17 00:00:00 2001
From: 554325746@qq.com <554325746@qq.com>
Date: 星期四, 22 八月 2019 15:20:07 +0800
Subject: [PATCH] memleak bug fix

---
 shm.go |   19 +++++++------------
 1 files changed, 7 insertions(+), 12 deletions(-)

diff --git a/shm.go b/shm.go
index 6326e7f..6b61dbc 100644
--- a/shm.go
+++ b/shm.go
@@ -1,6 +1,7 @@
 package deliver
 
 import (
+	"bytes"
 	"errors"
 	"fmt"
 	"io"
@@ -12,10 +13,8 @@
 
 // SHM share memory
 type SHM struct {
-	rw  *shm.ReadWriteCloser
-	typ td
-
-	data []byte
+	rw  	*shm.ReadWriteCloser
+	typ 	td
 }
 
 // Send impl interface Diliver
@@ -55,14 +54,12 @@
 
 	ch := make(chan []byte)
 	go func(){
-		var data []byte
-		n, err := s.rw.Read(s.data)
+		buffer := new(bytes.Buffer)
+		_, err := s.rw.WriteTo(buffer)
 		if err == nil || err == io.EOF {
-			data = make([]byte, n)
-			copy(data, s.data)
-			// s.data = s.data[:n:n]
+			ch <- buffer.Bytes()
 		}
-		ch <- s.data
+		ch <- nil
 	}()
 	select{
 	case d := <-ch:
@@ -126,7 +123,6 @@
 		return &SHM{
 			rw,
 			agent,
-			make([]byte, maxRecvSize),
 		}, nil
 	}
 
@@ -143,7 +139,6 @@
 		return &SHM{
 			rw,
 			coactee,
-			make([]byte, maxRecvSize),
 		}, nil
 	}
 	return nil, err

--
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