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Diffstat (limited to 'src/H5Dpkg.h')
| -rw-r--r-- | src/H5Dpkg.h | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/src/H5Dpkg.h b/src/H5Dpkg.h new file mode 100644 index 0000000..093360b --- /dev/null +++ b/src/H5Dpkg.h @@ -0,0 +1,76 @@ +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * Copyright by the Board of Trustees of the University of Illinois. * + * All rights reserved. * + * * + * This file is part of HDF5. The full HDF5 copyright notice, including * + * terms governing use, modification, and redistribution, is contained in * + * the files COPYING and Copyright.html. COPYING can be found at the root * + * of the source code distribution tree; Copyright.html can be found at the * + * root level of an installed copy of the electronic HDF5 document set and * + * is linked from the top-level documents page. It can also be found at * + * http://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have * + * access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. * + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ + +/* + * Programmer: Quincey Koziol <koziol@ncsa.uiuc.edu> + * Monday, April 14, 2003 + * + * Purpose: This file contains declarations which are visible only within + * the H5D package. Source files outside the H5D package should + * include H5Dprivate.h instead. + */ +#ifndef H5D_PACKAGE +#error "Do not include this file outside the H5D package!" +#endif + +#ifndef _H5Dpkg_H +#define _H5Dpkg_H + +/* Get package's private header */ +#include "H5Dprivate.h" + +/* Other private headers needed by this file */ +#include "H5Gprivate.h" /* Group headers */ +#include "H5Oprivate.h" /* Object headers */ +#include "H5Sprivate.h" /* Dataspace functions */ +#include "H5Tprivate.h" /* Datatype functions */ + +/* The number of reserved IDs in dataset ID group */ +#define H5D_RESERVED_ATOMS 0 + +/* Set the minimum object header size to create objects with */ +#define H5D_MINHDR_SIZE 256 + +/****************************/ +/* Package Private Typedefs */ +/****************************/ + +/* + * A dataset is the following struct. + */ +struct H5D_t { + H5G_entry_t ent; /* cached object header stuff */ + H5T_t *type; /* datatype of this dataset */ + H5S_t *space; /* dataspace of this dataset */ + hid_t dcpl_id; /* dataset creation property id */ + H5O_layout_t layout; /* data layout */ + /* Cache some frequently accessed values from the DCPL */ + H5O_efl_t efl; /* External file list information */ + H5D_alloc_time_t alloc_time; /* Dataset allocation time */ + H5D_fill_time_t fill_time; /* Dataset fill value writing time */ + H5O_fill_t fill; /* Dataset fill value information */ +}; + +/* Enumerated type for allocating dataset's storage */ +typedef enum { + H5D_ALLOC_CREATE, /* Dataset is being created */ + H5D_ALLOC_OPEN, /* Dataset is being opened */ + H5D_ALLOC_EXTEND, /* Dataset's dataspace is being extended */ + H5D_ALLOC_WRITE /* Dataset is being extended */ +} H5D_time_alloc_t; + +/* Package-private functions defined in H5D package */ +H5_DLL herr_t H5D_alloc_storage (H5F_t *f, hid_t dxpl_id, H5D_t *dset, H5D_time_alloc_t time_alloc, + hbool_t update_time, hbool_t full_overwrite); +#endif /*_H5Dpkg_H*/ |