!697 IPC UT测试阻塞修改-整形溢出

Merge pull request !697 from lishengming14/master

ipc/native/src/core/source/ipc_process_skeleton.cpp

@@ -659,10 +659,10 @@ void IPCProcessSkeleton::AddDataThreadInWait(const std::thread::id &threadId)
 uint64_t IPCProcessSkeleton::GetSeqNumber()
 {
     std::lock_guard<std::mutex> lockGuard(seqNumberMutex_);
-    seqNumber_++; // can be overflow, and seqNumber do not use 0
-    if (seqNumber_ == 0) {
-        seqNumber_++;
+    if (seqNumber_ == std::numeric_limits<uint64_t>::max()) {
+        seqNumber_ = 0;
     }
+    seqNumber_++;
     return seqNumber_;
 }
 

services/dbinder/dbinder_service/src/dbinder_service.cpp

@@ -162,7 +162,10 @@ sptr<DBinderService> DBinderService::GetInstance()
 uint32_t DBinderService::GetSeqNumber()
 {
     std::lock_guard<std::mutex> lockGuard(instanceMutex_);
-    seqNumber_++; // can be overflow
+    if (seqNumber_ == std::numeric_limits<uint32_t>::max()) {
+        seqNumber_ = 0;
+    }
+    seqNumber_++;
     return seqNumber_;
 }