From 08505499d1449f53449e119aefc71324376b348b Mon Sep 17 00:00:00 2001
From: shenxin <shenxin@basic.com>
Date: 星期一, 23 八月 2021 19:40:14 +0800
Subject: [PATCH] 增加BHSubscribeNetTopics、BHQueryTopicAddress接口 修改CMakeLists.txt，增加相应文件到编译中。(需要安装protobuf)
---
src/shm/shm_mm.h | 21 ++++++++++++++++++---
1 files changed, 18 insertions(+), 3 deletions(-)
diff --git a/src/shm/shm_mm.h b/src/shm/shm_mm.h
index db1bea9..5339d8a 100644
--- a/src/shm/shm_mm.h
+++ b/src/shm/shm_mm.h
@@ -1,9 +1,12 @@
#ifndef __SHM_MM_H__
#define __SHM_MM_H__
+#include "usg_common.h"
+#include "shm_allocator.h"
+#include "key_def.h"
#define SHM_QUEUE_ST_OPENED 0
-
#define SHM_QUEUE_ST_CLOSED 1
+#define SHM_QUEUE_ST_RECYCLED 2
struct shm_queue_status_t {
@@ -24,8 +27,20 @@
void shm_mm_free (void *ptr);
+
template <typename T>
-T* shm_mm_attach(int key) ;
+T* shm_mm_attach(int key) {
+ void *ptr;
+ // T* tptr;
+ hashtable_t *hashtable = mm_get_hashtable();
+ ptr = hashtable_get(hashtable, key);
+ if(ptr == NULL || ptr == (void *)1 ) {
+ ptr = mm_malloc(sizeof(T));
+ hashtable_put(hashtable, key, ptr);
+ new(ptr) T;
+ }
+ return (T*)ptr;
+}
void shm_mm_free_by_key(int key) ;
@@ -34,4 +49,4 @@
int shm_mm_alloc_key();
-#endif
\ No newline at end of file
+#endif
--
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