153     : guard_state_(check_usage ? GuardState::kBase : GuardState::kNoCheck),  in FdFile()
168     guard_state_ = GuardState::kNoCheck;  in FdFile()
173   if (kCheckSafeUsage && (guard_state_ < GuardState::kNoCheck)) {  in Destroy()
174     if (guard_state_ < GuardState::kFlushed) {  in Destroy()
177     if (guard_state_ < GuardState::kClosed) {  in Destroy()
180     DCHECK_GE(guard_state_, GuardState::kClosed);  in Destroy()
199   other.guard_state_ = GuardState::kClosed;  in FdFile()
222   other.guard_state_ = GuardState::kClosed;  in operator =()
234   guard_state_ = GuardState::kNoCheck;  in Release()
258     guard_state_ = fd == -1 ? GuardState::kNoCheck : GuardState::kBase;  in Reset()
260     guard_state_ = GuardState::kNoCheck;  in Reset()
264 void FdFile::moveTo(GuardState target, GuardState warn_threshold, const char* warning) {  in moveTo()
266     if (guard_state_ < GuardState::kNoCheck) {  in moveTo()
267       if (warn_threshold < GuardState::kNoCheck && guard_state_ >= warn_threshold) {  in moveTo()
275 void FdFile::moveUp(GuardState target, const char* warning) {  in moveUp()
277     if (guard_state_ < GuardState::kNoCheck) {  in moveUp()
307     guard_state_ = GuardState::kBase;  in Open()
311     guard_state_ = GuardState::kNoCheck;  in Open()
325     DCHECK_GE(guard_state_, GuardState::kFlushed) << "File " << file_path_  in Close()
327     moveUp(GuardState::kClosed, nullptr);  in Close()
353   moveUp(GuardState::kFlushed, "Flushing closed file.");  in Flush()
378   moveTo(GuardState::kBase, GuardState::kClosed, "Truncating closed file.");  in SetLength()
395   moveTo(GuardState::kBase, GuardState::kClosed, "Writing into closed file.");  in Write()
408   return guard_state_ != GuardState::kNoCheck;  in CheckUsage()
448   moveTo(GuardState::kBase, GuardState::kClosed, "Writing into closed file.");  in WriteFullyGeneric()
595   guard_state_ = GuardState::kNoCheck;  in MarkUnchecked()