547     FILE *dumpFile = nullptr;  in OpenDumpFileInner()  local
552         return dumpFile;  in OpenDumpFileInner()
556         dumpFile = fopen(filePath.c_str(), "wb+");  in OpenDumpFileInner()
557         CHECK_AND_RETURN_RET_LOG(dumpFile == nullptr, dumpFile, "Error opening dump file!");  in OpenDumpFileInner()
559         dumpFile = fopen(filePath.c_str(), "ab+");  in OpenDumpFileInner()
560         CHECK_AND_RETURN_RET_LOG(dumpFile == nullptr, dumpFile, "Error opening dump file!");  in OpenDumpFileInner()
563     return dumpFile;  in OpenDumpFileInner()
566 void DumpFileUtil::WriteDumpFile(FILE *dumpFile, void *buffer, size_t bufferSize)  in WriteDumpFile()  argument
568     if (dumpFile == nullptr) {  in WriteDumpFile()
572     size_t writeResult = fwrite(buffer, 1, bufferSize, dumpFile);  in WriteDumpFile()
576 void DumpFileUtil::CloseDumpFile(FILE **dumpFile)  in CloseDumpFile()  argument
578     if (*dumpFile) {  in CloseDumpFile()
579         fclose(*dumpFile);  in CloseDumpFile()
580         *dumpFile = nullptr;  in CloseDumpFile()
584 void DumpFileUtil::ChangeDumpFileState(const std::string &para, FILE **dumpFile, const std::string …  in ChangeDumpFileState()  argument
586     CHECK_AND_RETURN_LOG(*dumpFile == nullptr, "Invalid file para");  in ChangeDumpFileState()
596     CloseDumpFile(dumpFile);  in ChangeDumpFileState()
597     OpenDumpFile(para, filePath, dumpFile);  in ChangeDumpFileState()