From 47adbbbb6651527a7cf7416702d66fa7ddf5c2a9 Mon Sep 17 00:00:00 2001
From: zhangmeng <775834166@qq.com>
Date: 星期五, 30 八月 2019 16:36:57 +0800
Subject: [PATCH] recover
---
shm.go | 22 ++++++++++++++++++++++
1 files changed, 22 insertions(+), 0 deletions(-)
diff --git a/shm.go b/shm.go
index 64e58e6..534fc83 100644
--- a/shm.go
+++ b/shm.go
@@ -13,6 +13,8 @@
type SHM struct {
rw *shm.ReadWriteCloser
typ td
+
+ // recvData []byte
}
// Send impl interface Diliver
@@ -36,6 +38,8 @@
return nil, errors.New("please open shm consumer first")
}
+ // orig
+
// data := make([]byte, maxRecvSize)
// n, err := s.rw.Read(data)
// if err == nil || err == io.EOF {
@@ -43,10 +47,28 @@
// return data, nil
// }
+ // cur
+
data, err := s.rw.DirectRead()
if err == nil || err == io.EOF {
return data, nil
}
+
+ // new
+
+ // if s.recvData == nil {
+ // s.recvData = make([]byte, maxRecvSize)
+ // }
+ // sliceHeader := (*reflect.SliceHeader)(unsafe.Pointer(&s.recvData))
+ // // sliceHeader.Cap = maxRecvSize
+ // sliceHeader.Len = maxRecvSize
+
+ // n, err := s.rw.Read(s.recvData)
+ // if err == nil || err == io.EOF {
+ // sliceHeader.Len = n
+ // return s.recvData, nil
+ // }
+
return nil, err
}
--
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