62                               const std::string& hashtree_file) {  in GenerateHashTree()  argument
114       hashtree_file.c_str(), O_WRONLY | O_CREAT | O_TRUNC | O_CLOEXEC, 0600)));  in GenerateHashTree()
116     return Error() << "Failed to write hashtree to " << hashtree_file;  in GenerateHashTree()
121 Result<std::string> CalculateRootDigest(const std::string& hashtree_file,  in CalculateRootDigest()  argument
124       TEMP_FAILURE_RETRY(open(hashtree_file.c_str(), O_RDONLY | O_CLOEXEC)));  in CalculateRootDigest()
126     return ErrnoError() << "Failed to open " << hashtree_file;  in CalculateRootDigest()
133                         << hashtree_file;  in CalculateRootDigest()
146     return Error() << "Failed to calculate digest of " << hashtree_file;  in CalculateRootDigest()
157     const std::string& hashtree_file) {  in PrepareHashTree()  argument
162   if (auto st = CreateDirIfNeeded(Dirname(hashtree_file), 0700); !st.ok()) {  in PrepareHashTree()
166   auto exists = PathExists(hashtree_file);  in PrepareHashTree()
171     auto digest = CalculateRootDigest(hashtree_file, verity_data);  in PrepareHashTree()
176       LOG(ERROR) << "Regenerating hashtree! Digest of " << hashtree_file  in PrepareHashTree()
187     if (auto st = GenerateHashTree(apex, verity_data, hashtree_file);  in PrepareHashTree()
191     LOG(INFO) << "hashtree: generated to " << hashtree_file;  in PrepareHashTree()
194   LOG(INFO) << "hashtree: reuse " << hashtree_file;  in PrepareHashTree()