h5cpp  0.5.2
A modern C++ wrapper for the HDF5 C library
direct_driver.hpp
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1 //
2 // (c) Copyright 2017 DESY,ESS
3 //
4 // This file is part of h5cpp.
5 //
6 // This library is free software; you can redistribute it and/or modify it
7 // under the terms of the GNU Lesser General Public License as published
8 // by the Free Software Foundation; either version 2.1 of the License, or
9 // (at your option) any later version.
10 //
11 // This library is distributed in the hope that it will be useful, but
12 // WITHOUT ANY WARRANTY; without even the implied warranty ofMERCHANTABILITY
13 // or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
14 // License for more details.
15 //
16 // You should have received a copy of the GNU Lesser General Public License
17 // along with this library; if not, write to the
18 // Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor
19 // Boston, MA 02110-1301 USA
20 // ===========================================================================
21 //
22 // Author: Eugen Wintersberger <eugen.wintersberger@desy.de>
23 // Created on: Nov 6, 2017
24 //
25 #pragma once
26 
27 #include <h5cpp/file/driver.hpp>
28 
29 #if ( defined(_DOXYGEN_) || defined(H5_HAVE_DIRECT) )
30 namespace hdf5 {
31 namespace file {
32 
37 {
38  public:
43 
47  DirectDriver(size_t alignment,size_t block_size,size_t copy_buffer_size);
48 
52  DirectDriver(const DirectDriver &) = default;
53 
57  size_t alignment() const noexcept;
58 
65  void alignment(size_t value);
66 
70  size_t block_size() const noexcept;
71 
77  void block_size(size_t value);
78 
82  size_t copy_buffer_size() const noexcept;
83 
90  void copy_buffer_size(size_t value);
91 
92  virtual void operator()(const property::FileAccessList &fapl) const;
93  virtual DriverID id() const noexcept;
94 
95  private:
96  size_t alignment_;
97  size_t block_size_;
98  size_t copy_buffer_size_;
99 
100 };
101 
102 
103 
104 } // namespace file
105 } // namespace hdf5
106 #endif
direct write without buffering (for hdf5 compiled with H5_HAVE_DIRECT)
Definition: direct_driver.hpp:37
DirectDriver()
default constructor
size_t alignment() const noexcept
get alignment value
DirectDriver(size_t alignment, size_t block_size, size_t copy_buffer_size)
constructor
DirectDriver(const DirectDriver &)=default
copy constructor
abstract class for file drivers
Definition: driver.hpp:70
DriverID
enumeration to determine the file driver
Definition: driver.hpp:50
top-level namespace of the entire library
Definition: attribute.hpp:45
#define DLL_EXPORT
Definition: windows.hpp:29