diff options
Diffstat (limited to 'src/H5Spkg.h')
| -rw-r--r-- | src/H5Spkg.h | 34 |
1 files changed, 29 insertions, 5 deletions
diff --git a/src/H5Spkg.h b/src/H5Spkg.h index 5f84717..7805777 100644 --- a/src/H5Spkg.h +++ b/src/H5Spkg.h @@ -34,6 +34,13 @@ #define H5S_VALID_MAX 0x01 #define H5S_VALID_PERM 0x02 +/* Flags for serialization of selections */ +#define H5S_SELECT_FLAG_UNLIM 0x01 +#define H5S_SELECT_FLAG_BITS (H5S_SELECT_FLAG_UNLIM) + +/* Length of stack-allocated sequences for "project intersect" routines */ +#define H5S_PROJECT_INTERSECT_NSEQS 256 + /* Initial version of the dataspace information */ #define H5O_SDSPACE_VERSION_1 1 @@ -48,6 +55,10 @@ * and 'size' callbacks for places to change when updating this. */ #define H5O_SDSPACE_VERSION_LATEST H5O_SDSPACE_VERSION_2 +/* Maximum dimension size (highest value that is not a special value e.g. + * H5S_UNLIMITED) */ +#define H5S_MAX_SIZE ((hsize_t)(hssize_t)(-2)) + /* * Dataspace extent information @@ -113,6 +124,8 @@ typedef struct { * are only used for re-gurgitating the original values used to set the * hyperslab to the application when it queries the hyperslab selection * information. */ + int unlim_dim; /* Dimension where selection is unlimited, or -1 if none */ + hsize_t num_elem_non_unlim; /* # of elements in a "slice" excluding the unlimited dimension */ H5S_hyper_span_info_t *span_lst; /* List of hyperslab span information */ } H5S_hyper_sel_t; @@ -128,15 +141,19 @@ typedef herr_t (*H5S_sel_release_func_t)(H5S_t *space); /* Method to determine if current selection is valid for dataspace */ typedef htri_t (*H5S_sel_is_valid_func_t)(const H5S_t *space); /* Method to determine number of bytes required to store current selection */ -typedef hssize_t (*H5S_sel_serial_size_func_t)(const H5S_t *space); +typedef hssize_t (*H5S_sel_serial_size_func_t)(const H5F_t *f, const H5S_t *space); /* Method to store current selection in "serialized" form (a byte sequence suitable for storing on disk) */ -typedef herr_t (*H5S_sel_serialize_func_t)(const H5S_t *space, uint8_t **p); -/* Method to store create selection from "serialized" form (a byte sequence suitable for storing on disk) */ -typedef herr_t (*H5S_sel_deserialize_func_t)(H5S_t *space, const uint8_t **p); +typedef herr_t (*H5S_sel_serialize_func_t)(const H5F_t *f, const H5S_t *space, + uint8_t **p); +/* Method to create selection from "serialized" form (a byte sequence suitable for storing on disk) */ +typedef herr_t (*H5S_sel_deserialize_func_t)(const H5F_t *f, H5S_t *space, + uint32_t version, uint8_t flags, const uint8_t **p); /* Method to determine smallest n-D bounding box containing the current selection */ typedef herr_t (*H5S_sel_bounds_func_t)(const H5S_t *space, hsize_t *start, hsize_t *end); /* Method to determine linear offset of initial element in selection within dataspace */ typedef herr_t (*H5S_sel_offset_func_t)(const H5S_t *space, hsize_t *offset); +/* Method to get unlimited dimension of selection (or -1 for none) */ +typedef int (*H5S_sel_unlim_dim_func_t)(const H5S_t *space); /* Method to determine if current selection is contiguous */ typedef htri_t (*H5S_sel_is_contiguous_func_t)(const H5S_t *space); /* Method to determine if current selection is a single block */ @@ -166,6 +183,7 @@ typedef struct { H5S_sel_deserialize_func_t deserialize; /* Method to store create selection from "serialized" form (a byte sequence suitable for storing on disk) */ H5S_sel_bounds_func_t bounds; /* Method to determine to smallest n-D bounding box containing the current selection */ H5S_sel_offset_func_t offset; /* Method to determine linear offset of initial element in selection within dataspace */ + H5S_sel_unlim_dim_func_t unlim_dim; /* Method to get unlimited dimension of selection (or -1 for none) */ H5S_sel_is_contiguous_func_t is_contiguous; /* Method to determine if current selection is contiguous */ H5S_sel_is_single_func_t is_single; /* Method to determine if current selection is a single block */ H5S_sel_is_regular_func_t is_regular; /* Method to determine if current selection is "regular" */ @@ -244,11 +262,17 @@ H5_DLLVAR const H5S_select_class_t H5S_sel_none[1]; H5_DLLVAR const H5S_select_class_t H5S_sel_point[1]; /* Extent functions */ +H5_DLL herr_t H5S__set_extent_simple(H5S_t *space, unsigned rank, + const hsize_t *dims, const hsize_t *max); H5_DLL herr_t H5S_extent_release(H5S_extent_t *extent); -H5_DLL herr_t H5S_extent_copy(H5S_extent_t *dst, const H5S_extent_t *src, +H5_DLL herr_t H5S_extent_copy_real(H5S_extent_t *dst, const H5S_extent_t *src, hbool_t copy_max); /* Operations on selections */ +H5_DLL herr_t H5S__hyper_project_intersection(const H5S_t *src_space, + const H5S_t *dst_space, const H5S_t *src_intersect_space, + H5S_t *proj_space); +H5_DLL herr_t H5S__hyper_subtract(H5S_t *space, H5S_t *subtract_space); /* Testing functions */ #ifdef H5S_TESTING |