205 bool copy_file_impl_fstream(FileDescriptor& read_fd, FileDescriptor& write_fd, error_code& ec) {  in copy_file_impl_fstream()  argument
207   in.__open(read_fd.fd, ios::binary);  in copy_file_impl_fstream()
213   read_fd.fd = -1;  in copy_file_impl_fstream()
241 bool copy_file_impl_copy_file_range(FileDescriptor& read_fd, FileDescriptor& write_fd, error_code& …  in copy_file_impl_copy_file_range()  argument
242   size_t count = read_fd.get_stat().st_size;  in copy_file_impl_copy_file_range()
261     if ((res = ::copy_file_range(read_fd.fd, &off_in, write_fd.fd, &off_out, count, 0)) == -1) {  in copy_file_impl_copy_file_range()
275 bool copy_file_impl_sendfile(FileDescriptor& read_fd, FileDescriptor& write_fd, error_code& ec) {  in copy_file_impl_sendfile()  argument
276   size_t count = read_fd.get_stat().st_size;  in copy_file_impl_sendfile()
289     if ((res = ::sendfile(write_fd.fd, read_fd.fd, nullptr, count)) == -1) {  in copy_file_impl_sendfile()
305 bool copy_file_impl(FileDescriptor& read_fd, FileDescriptor& write_fd, error_code& ec) {  in copy_file_impl()  argument
307   if (copy_file_impl_copy_file_range(read_fd, write_fd, ec)) {  in copy_file_impl()
330   if (copy_file_impl_sendfile(read_fd, write_fd, ec)) {  in copy_file_impl()
341   return copy_file_impl_fstream(read_fd, write_fd, ec);  in copy_file_impl()
349 bool copy_file_impl(FileDescriptor& read_fd, FileDescriptor& write_fd, error_code& ec) {  in copy_file_impl()  argument
361   if (fcopyfile(read_fd.fd, write_fd.fd, cfs.state, COPYFILE_DATA) < 0) {  in copy_file_impl()
370 bool copy_file_impl(FileDescriptor& read_fd, FileDescriptor& write_fd, error_code& ec) {  in copy_file_impl()  argument
371   return copy_file_impl_fstream(read_fd, write_fd, ec);  in copy_file_impl()