diff options
Diffstat (limited to 'src/H5Pprivate.h')
| -rw-r--r-- | src/H5Pprivate.h | 93 |
1 files changed, 70 insertions, 23 deletions
diff --git a/src/H5Pprivate.h b/src/H5Pprivate.h index 3a2f804..e5dca7e 100644 --- a/src/H5Pprivate.h +++ b/src/H5Pprivate.h @@ -10,51 +10,98 @@ * * ****************************************************************************/ -/* $Id$ */ - /* * This file contains private information about the H5P module */ - #ifndef _H5Pprivate_H #define _H5Pprivate_H + #include <H5Ppublic.h> /* Private headers needed by this file */ #include <H5private.h> -#include <H5Gprivate.h> /*for H5G_entry_t */ +#include <H5Gprivate.h> /*for H5G_entry_t */ +#include <H5Oprivate.h> + +#define H5P_RESERVED_ATOMS 2 /* Flags to indicate special dataspace features are active */ #define H5P_VALID_MAX 0x01 #define H5P_VALID_PERM 0x02 typedef struct H5P_simple_t { - intn rank; /*number of dimensions */ - intn dim_flags; /*dimension flags */ - size_t *size; /*dimension sizes */ - size_t *max; /*maximum dimension sizes */ - intn *perm; /*dimension permutations */ + intn rank; /*number of dimensions */ + intn dim_flags; /*dimension flags */ + size_t *size; /*dimension sizes */ + size_t *max; /*maximum dimension sizes */ + intn *perm; /*dimension permutations */ } H5P_simple_t; typedef struct { - H5P_class_t type; /*type of dimensionality object */ + H5P_class_t type; /*type of dimensionality object */ union { - H5P_simple_t simple; /*simple dimensionality information */ + H5P_simple_t simple; /*simple dimensionality information */ } u; } H5P_t; -#define H5P_RESERVED_ATOMS 2 +/* + * This structure contains information about how the elements of a data space + * are numbered. + */ +typedef struct H5P_number_t { + int _place_holder; /*remove this field!*/ +} H5P_number_t; + +/* + * Callbacks for data space conversion. + */ +typedef struct H5P_tconv_t { + /* Initialize element numbering information */ + size_t (*init)(const struct H5O_layout_t *layout, const H5P_t *mem_space, + const H5P_t *file_space, H5P_number_t *numbering/*out*/); + + /* Gather elements from disk to type conversion buffer */ + size_t (*fgath)(H5F_t *f, const struct H5O_layout_t *layout, + size_t elmt_size, const H5P_t *file_space, + const H5P_number_t *numbering, intn start, intn nelmts, + void *tconv_buf/*out*/); + + /* Scatter elements from type conversion buffer to application buffer */ + herr_t (*mscat)(const void *tconv_buf, size_t elmt_size, + const H5P_t *mem_space, const H5P_number_t *numbering, + intn start, intn nelmts, void *buf/*out*/); + + /* Gather elements from app buffer to type conversion buffer */ + size_t (*mgath)(void /*fill out later*/); + + /* Scatter elements from type conversion buffer to disk */ + herr_t (*fscat)(void /*fill out later*/); +} H5P_conv_t; + +H5P_t *H5P_copy (const H5P_t *src); +herr_t H5P_close (H5P_t *ds); +size_t H5P_get_npoints (const H5P_t *ds); +intn H5P_get_ndims (const H5P_t *ds); +intn H5P_get_dims (const H5P_t *ds, size_t dims[]/*out*/); +herr_t H5P_modify (H5F_t *f, H5G_entry_t *ent, const H5P_t *space); +H5P_t *H5P_read (H5F_t *f, H5G_entry_t *ent); +intn H5P_cmp (const H5P_t *ds1, const H5P_t *ds2); +hbool_t H5P_is_simple (const H5P_t *sdim); +uintn H5P_nelem (const H5P_t *space); +const H5P_conv_t *H5P_find (const H5P_t *src, const H5P_t *dst); -H5P_t *H5P_copy(const H5P_t *src); -herr_t H5P_close(H5P_t *ds); -size_t H5P_get_npoints(const H5P_t *ds); -intn H5P_get_ndims(const H5P_t *ds); -intn H5P_get_dims(const H5P_t *ds, size_t dims[] /*out */ ); -herr_t H5P_modify(H5F_t *f, H5G_entry_t *ent, const H5P_t *space); -H5P_t *H5P_read(H5F_t *f, H5G_entry_t *ent); -intn H5P_cmp(const H5P_t *ds1, const H5P_t *ds2); - -hbool_t H5P_is_simple(const H5P_t *sdim); -uintn H5P_nelem(const H5P_t *space); +/* Conversion functions for simple data spaces */ +size_t H5P_simp_init (const struct H5O_layout_t *layout, + const H5P_t *mem_space, const H5P_t *file_space, + H5P_number_t *numbering/*out*/); +size_t H5P_simp_fgath (H5F_t *f, const struct H5O_layout_t *layout, + size_t elmt_size, const H5P_t *file_space, + const H5P_number_t *numbering, intn start, intn nelmts, + void *tconv_buf/*out*/); +herr_t H5P_simp_mscat (const void *tconv_buf, size_t elmt_size, + const H5P_t *mem_space, const H5P_number_t *numbering, + intn start, intn nelmts, void *buf/*out*/); +size_t H5P_simp_mgath (void); +herr_t H5P_simp_fscat (void); #endif |