From db322f33ba13592f2492317e3f1a070454c97059 Mon Sep 17 00:00:00 2001
From: lichao <lichao@aiotlink.com>
Date: 星期四, 13 五月 2021 19:34:46 +0800
Subject: [PATCH] center alloc all msgs.
---
src/msg.cpp | 29 +++++++++++++++++++++++++++++
1 files changed, 29 insertions(+), 0 deletions(-)
diff --git a/src/msg.cpp b/src/msg.cpp
index f180d67..a4777d2 100644
--- a/src/msg.cpp
+++ b/src/msg.cpp
@@ -17,8 +17,37 @@
*/
#include "msg.h"
#include "bh_util.h"
+#include "socket.h"
namespace bhome_msg
{
+ShmSocket &ShmMsg::Sender()
+{
+ static ShmSocket sender(shm(), false, BHGlobalSenderAddress(), 16);
+ return sender;
+}
+
+int ShmMsg::Release()
+{
+ if (!valid()) {
+ return 0;
+ }
+ auto n = meta()->count_.Dec();
+ if (n == 0) {
+ int64_t free_cmd = (id() << 4) | EncodeCmd(eCmdFree);
+ Sender().Send(BHTopicCenterAddress(), free_cmd);
+ } else if (n < 0) {
+ throw -123;
+ }
+ return n;
+}
+
+void ShmMsg::Free()
+{
+ assert(valid());
+ shm().Dealloc(meta());
+ offset_ = 0;
+ assert(!valid());
+}
} // namespace bhome_msg
--
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