From 2d390df9ede39c9d7c34bd8190b9329cfc371325 Mon Sep 17 00:00:00 2001
From: zhangmeng <775834166@qq.com>
Date: 星期五, 27 九月 2019 16:19:05 +0800
Subject: [PATCH] remove exist ipc
---
shm.go | 30 ++++++++++++++++++++++++++----
1 files changed, 26 insertions(+), 4 deletions(-)
diff --git a/shm.go b/shm.go
index 602bcfa..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 {
@@ -43,26 +47,44 @@
// 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
}
// Recv2 impl interface
-func (s *SHM) Recv2(data []byte) error {
+func (s *SHM) Recv2(data []byte) (int, error) {
if s == nil || s.rw == nil {
- return errors.New("please open shm consumer first")
+ return 0, errors.New("please open shm consumer first")
}
n, err := s.rw.Read(data)
if err == nil || err == io.EOF {
data = data[:n:n]
- return nil
+ return n, nil
}
- return err
+ return 0, err
}
// Close impl interface Deliver
--
Gitblit v1.8.0