From ce7b8829565bc98d717a673da5ae664414daa467 Mon Sep 17 00:00:00 2001
From: aozhiwei <aozhiwei@kingsome.cn>
Date: Mon, 19 Nov 2018 14:59:44 +0800
Subject: [PATCH] add makeint64 high32 low32 function

---
 a8/sysutils.cc | 16 ++++++++++++++++
 a8/sysutils.h  |  4 ++++
 2 files changed, 20 insertions(+)

diff --git a/a8/sysutils.cc b/a8/sysutils.cc
index ef8603e..f62dfd8 100644
--- a/a8/sysutils.cc
+++ b/a8/sysutils.cc
@@ -163,4 +163,20 @@ namespace a8
         strftime(buff, a8::ArraySize(buff), "%F %T", &tm_time);
         return std::string(buff);
     }
+
+    long long MakeInt64(int low32, int high32)
+    {
+        return low32 + ((long long)high32 >> 32);
+    }
+
+    int Low32(long long int64_val)
+    {
+        return (int)int64_val;
+    }
+
+    int High32(long long int64_val)
+    {
+        return (int)(int64_val << 32);
+    }
+
 }
diff --git a/a8/sysutils.h b/a8/sysutils.h
index c910a13..3182bfa 100644
--- a/a8/sysutils.h
+++ b/a8/sysutils.h
@@ -65,6 +65,10 @@ namespace a8
     std::string GetIpAddress(unsigned long ip_saddr);
     std::string FormatDateTime(time_t time_val);
 
+    long long MakeInt64(int low32, int high32);
+    int Low32(long long int64_val);
+    int High32(long long int64_val);
+
 }
 
 #endif