From 20a4c4bfb5b9ea427f9117408ff0e4513ebef9eb Mon Sep 17 00:00:00 2001
From: zhangmeng <775834166@qq.com>
Date: 星期一, 26 八月 2019 17:08:41 +0800
Subject: [PATCH] use shm direct read
---
shm.go | 28 +++++++++++++---------------
1 files changed, 13 insertions(+), 15 deletions(-)
diff --git a/shm.go b/shm.go
index 8dec56e..7997e7d 100644
--- a/shm.go
+++ b/shm.go
@@ -13,8 +13,6 @@
type SHM struct {
rw *shm.ReadWriteCloser
typ td
-
- recvData []byte
}
// Send impl interface Diliver
@@ -38,16 +36,18 @@
return nil, errors.New("please open shm consumer first")
}
- if s.recvData == nil {
- s.recvData = make([]byte, maxRecvSize)
- }
- n, err := s.rw.Read(s.recvData)
+ // data := make([]byte, maxRecvSize)
+ // n, err := s.rw.Read(data)
+ // if err == nil || err == io.EOF {
+ // data := make([]byte, maxRecvSize)
+ // copy(data, s.recvData)
+ // return data, nil
+ // }
+
+ data, err := s.rw.DirectRead()
if err == nil || err == io.EOF {
- data := make([]byte, n)
- copy(data, s.recvData)
return data, nil
}
-
return nil, err
}
@@ -93,9 +93,8 @@
if err == nil {
fmt.Println(rw.Name())
return &SHM{
- rw: rw,
- typ: agent,
- recvData: nil,
+ rw: rw,
+ typ: agent,
}, nil
}
@@ -110,9 +109,8 @@
rw, err := shm.OpenSimplex(url)
if err == nil {
return &SHM{
- rw: rw,
- typ: coactee,
- recvData: nil,
+ rw: rw,
+ typ: coactee,
}, nil
}
return nil, err
--
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