29 int DataWriter::OpenPath(const std::string &path)  in OpenPath()  argument
31     if (path.empty()) {  in OpenPath()
36     if (access(path.c_str(), W_OK) < 0) {  in OpenPath()
37         LOG(ERROR) << "Datawriter: " << path << " is not writable.";  in OpenPath()
40     char *realPath = realpath(path.c_str(), NULL);  in OpenPath()
48 …  LOG(ERROR) << "Datawriter: open block device " << path << " failed " << " : " << strerror(errno);  in OpenPath()
52         LOG(ERROR) << "Datawriter: seek " << path << "failed " << " : " << strerror(errno);  in OpenPath()
59 std::unique_ptr<DataWriter> DataWriter::CreateDataWriter(WriteMode mode, const std::string &path,  in CreateDataWriter()  argument
64             return std::make_unique<RawWriter>(path, offset);  in CreateDataWriter()
84 std::unique_ptr<DataWriter> DataWriter::CreateDataWriter(WriteMode mode, const std::string &path,  in CreateDataWriter()  argument
88     return CreateDataWriter(mode, path, offset);  in CreateDataWriter()