diff options
| -rw-r--r-- | src/H5Dchunk.c | 3 | ||||
| -rw-r--r-- | src/H5Sall.c | 33 | ||||
| -rw-r--r-- | src/H5Shyper.c | 112 | ||||
| -rw-r--r-- | src/H5Snone.c | 33 | ||||
| -rw-r--r-- | src/H5Spkg.h | 3 | ||||
| -rw-r--r-- | src/H5Spoint.c | 122 | ||||
| -rw-r--r-- | src/H5Sprivate.h | 4 | ||||
| -rw-r--r-- | src/H5Spublic.h | 3 | ||||
| -rw-r--r-- | src/H5Sselect.c | 76 |
9 files changed, 276 insertions, 113 deletions
diff --git a/src/H5Dchunk.c b/src/H5Dchunk.c index 947f611..4d139c7 100644 --- a/src/H5Dchunk.c +++ b/src/H5Dchunk.c @@ -2115,7 +2115,7 @@ H5D__create_chunk_mem_map_hyper(const H5D_chunk_map_t *fm) } /* end for */ /* Adjust the selection */ - if(H5S_hyper_adjust_s(chunk_info->mspace, chunk_adjust) < 0) + if(H5S_SELECT_ADJUST_S(chunk_info->mspace, chunk_adjust) < 0) HGOTO_ERROR(H5E_DATASET, H5E_CANTSET, FAIL, "unable to adjust selection") } /* end else */ @@ -2128,7 +2128,6 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__create_chunk_mem_map_hyper() */ - /*------------------------------------------------------------------------- * Function: H5D__create_mem_map_1d diff --git a/src/H5Sall.c b/src/H5Sall.c index 9d0a65a..4a4245d 100644 --- a/src/H5Sall.c +++ b/src/H5Sall.c @@ -66,6 +66,7 @@ static htri_t H5S__all_shape_same(const H5S_t *space1, const H5S_t *space2); static htri_t H5S__all_intersect_block(const H5S_t *space, const hsize_t *start, const hsize_t *end); static herr_t H5S__all_adjust_u(H5S_t *space, const hsize_t *offset); +static herr_t H5S__all_adjust_s(H5S_t *space, const hssize_t *offset); static herr_t H5S__all_project_scalar(const H5S_t *space, hsize_t *offset); static herr_t H5S__all_project_simple(const H5S_t *space, H5S_t *new_space, hsize_t *offset); static herr_t H5S__all_iter_init(const H5S_t *space, H5S_sel_iter_t *iter); @@ -112,6 +113,7 @@ const H5S_select_class_t H5S_sel_all[1] = {{ H5S__all_shape_same, H5S__all_intersect_block, H5S__all_adjust_u, + H5S__all_adjust_s, H5S__all_project_scalar, H5S__all_project_simple, H5S__all_iter_init, @@ -1043,6 +1045,37 @@ H5S__all_adjust_u(H5S_t H5_ATTR_UNUSED *space, const hsize_t H5_ATTR_UNUSED *off } /* end H5S__all_adjust_u() */ +/*-------------------------------------------------------------------------- + NAME + H5S__all_adjust_s + PURPOSE + Adjust an "all" selection by subtracting an offset + USAGE + herr_t H5S__all_adjust_u(space, offset) + H5S_t *space; IN/OUT: Pointer to dataspace to adjust + const hssize_t *offset; IN: Offset to subtract + RETURNS + Non-negative on success, negative on failure + DESCRIPTION + Moves selection by subtracting an offset from it. + GLOBAL VARIABLES + COMMENTS, BUGS, ASSUMPTIONS + EXAMPLES + REVISION LOG +--------------------------------------------------------------------------*/ +static herr_t +H5S__all_adjust_s(H5S_t H5_ATTR_UNUSED *space, const hssize_t H5_ATTR_UNUSED *offset) +{ + FUNC_ENTER_STATIC_NOERR + + /* Check args */ + HDassert(space); + HDassert(offset); + + FUNC_LEAVE_NOAPI(SUCCEED) +} /* end H5S__all_adjust_s() */ + + /*------------------------------------------------------------------------- * Function: H5S__all_project_scalar * diff --git a/src/H5Shyper.c b/src/H5Shyper.c index 2c7502a..ab06eff 100644 --- a/src/H5Shyper.c +++ b/src/H5Shyper.c @@ -194,6 +194,7 @@ static htri_t H5S__hyper_shape_same(const H5S_t *space1, const H5S_t *space2); static htri_t H5S__hyper_intersect_block(const H5S_t *space, const hsize_t *start, const hsize_t *end); static herr_t H5S__hyper_adjust_u(H5S_t *space, const hsize_t *offset); +static herr_t H5S__hyper_adjust_s(H5S_t *space, const hssize_t *offset); static herr_t H5S__hyper_project_scalar(const H5S_t *space, hsize_t *offset); static herr_t H5S__hyper_project_simple(const H5S_t *space, H5S_t *new_space, hsize_t *offset); static herr_t H5S__hyper_iter_init(const H5S_t *space, H5S_sel_iter_t *iter); @@ -240,6 +241,7 @@ const H5S_select_class_t H5S_sel_hyper[1] = {{ H5S__hyper_shape_same, H5S__hyper_intersect_block, H5S__hyper_adjust_u, + H5S__hyper_adjust_s, H5S__hyper_project_scalar, H5S__hyper_project_simple, H5S__hyper_iter_init, @@ -6475,39 +6477,50 @@ H5S__hyper_adjust_u_helper(H5S_hyper_span_info_t *spans, unsigned rank, static herr_t H5S__hyper_adjust_u(H5S_t *space, const hsize_t *offset) { + hbool_t non_zero_offset = FALSE; /* Whether any offset is non-zero */ + unsigned u; /* Local index variable */ + FUNC_ENTER_STATIC_NOERR /* Sanity check */ HDassert(space); HDassert(offset); - /* Subtract the offset from the "regular" coordinates, if they exist */ - /* (No need to rebuild the dimension info yet -QAK) */ - if(space->select.sel_info.hslab->diminfo_valid == H5S_DIMINFO_VALID_YES) { - unsigned u; /* Local index variable */ + /* Check for an all-zero offset vector */ + for(u = 0; u < space->extent.rank; u++) + if(0 != offset[u]) { + non_zero_offset = TRUE; + break; + } /* end if */ - for(u = 0; u < space->extent.rank; u++) { - HDassert(space->select.sel_info.hslab->diminfo.opt[u].start >= offset[u]); - space->select.sel_info.hslab->diminfo.opt[u].start -= offset[u]; + /* Only perform operation if the offset is non-zero */ + if(non_zero_offset) { + /* Subtract the offset from the "regular" coordinates, if they exist */ + /* (No need to rebuild the dimension info yet -QAK) */ + if(space->select.sel_info.hslab->diminfo_valid == H5S_DIMINFO_VALID_YES) { + for(u = 0; u < space->extent.rank; u++) { + HDassert(space->select.sel_info.hslab->diminfo.opt[u].start >= offset[u]); + space->select.sel_info.hslab->diminfo.opt[u].start -= offset[u]; - /* Adjust the low & high bounds */ - HDassert(space->select.sel_info.hslab->diminfo.low_bounds[u] >= offset[u]); - space->select.sel_info.hslab->diminfo.low_bounds[u] -= offset[u]; - space->select.sel_info.hslab->diminfo.high_bounds[u] -= offset[u]; - } /* end for */ - } /* end if */ + /* Adjust the low & high bounds */ + HDassert(space->select.sel_info.hslab->diminfo.low_bounds[u] >= offset[u]); + space->select.sel_info.hslab->diminfo.low_bounds[u] -= offset[u]; + space->select.sel_info.hslab->diminfo.high_bounds[u] -= offset[u]; + } /* end for */ + } /* end if */ - /* Subtract the offset from the span tree coordinates, if they exist */ - if(space->select.sel_info.hslab->span_lst) { - uint64_t op_gen; /* Operation generation value */ + /* Subtract the offset from the span tree coordinates, if they exist */ + if(space->select.sel_info.hslab->span_lst) { + uint64_t op_gen; /* Operation generation value */ - /* Acquire an operation generation value for this operation */ - op_gen = H5S__hyper_get_op_gen(); + /* Acquire an operation generation value for this operation */ + op_gen = H5S__hyper_get_op_gen(); - /* Perform adjustment */ - /* Always use op_info[0] since we own this op_info, so there can be no - * simultaneous operations */ - H5S__hyper_adjust_u_helper(space->select.sel_info.hslab->span_lst, space->extent.rank, offset, 0, op_gen); + /* Perform adjustment */ + /* Always use op_info[0] since we own this op_info, so there can be no + * simultaneous operations */ + H5S__hyper_adjust_u_helper(space->select.sel_info.hslab->span_lst, space->extent.rank, offset, 0, op_gen); + } /* end if */ } /* end if */ FUNC_LEAVE_NOAPI(SUCCEED) @@ -6980,11 +6993,11 @@ H5S__hyper_adjust_s_helper(H5S_hyper_span_info_t *spans, unsigned rank, /*-------------------------------------------------------------------------- NAME - H5S_hyper_adjust_s + H5S__hyper_adjust_s PURPOSE Adjust a hyperslab selection by subtracting an offset USAGE - herr_t H5S_hyper_adjust_s(space,offset) + herr_t H5S__hyper_adjust_s(space,offset) H5S_t *space; IN/OUT: Pointer to dataspace to adjust const hssize_t *offset; IN: Offset to subtract RETURNS @@ -6996,8 +7009,8 @@ H5S__hyper_adjust_s_helper(H5S_hyper_span_info_t *spans, unsigned rank, EXAMPLES REVISION LOG --------------------------------------------------------------------------*/ -herr_t -H5S_hyper_adjust_s(H5S_t *space, const hssize_t *offset) +static herr_t +H5S__hyper_adjust_s(H5S_t *space, const hssize_t *offset) { hbool_t non_zero_offset = FALSE; /* Whether any offset is non-zero */ unsigned u; /* Local index variable */ @@ -7048,48 +7061,7 @@ H5S_hyper_adjust_s(H5S_t *space, const hssize_t *offset) done: FUNC_LEAVE_NOAPI(ret_value) -} /* end H5S_hyper_adjust_s() */ - -/*-------------------------------------------------------------------------- - NAME - H5Shyper_adjust_s - PURPOSE - Adjust a hyperslab selection by subtracting an offset - USAGE - herr_t H5Shyper_adjust_s(space_id,offset) - hid_t space_id; IN: ID of the dataspace to adjust - const hssize_t *offset; IN: Offset to subtract - RETURNS - Non-negative on success, negative on failure - DESCRIPTION - Moves a hyperslab selection by subtracting an offset from it. - GLOBAL VARIABLES - COMMENTS, BUGS, ASSUMPTIONS - EXAMPLES - REVISION LOG ---------------------------------------------------------------------------*/ -herr_t -H5Shyper_adjust_s(hid_t space_id, const hssize_t *offset) -{ - H5S_t *space; - herr_t ret_value = SUCCEED; /* Return value */ - - FUNC_ENTER_API(FAIL) - H5TRACE2("e", "i*Hs", space_id, offset); - - if(NULL == (space = (H5S_t *)H5I_object_verify(space_id, H5I_DATASPACE))) - HGOTO_ERROR(H5E_DATASPACE, H5E_BADTYPE, FAIL, "not a dataspace") - if(H5S_GET_SELECT_TYPE(space) != H5S_SEL_HYPERSLABS) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a hyperslab selection") - if(NULL == offset) - HGOTO_ERROR(H5E_DATASPACE, H5E_BADTYPE, FAIL, "NULL offset pointer") - - if(H5S_hyper_adjust_s(space, offset) < 0) - HGOTO_ERROR(H5E_DATASPACE, H5E_CANTSET, FAIL, "can't adjust selection") - -done: - FUNC_LEAVE_API(ret_value) -} /* end H5Shyper_adjust_s() */ +} /* end H5S__hyper_adjust_s() */ /*-------------------------------------------------------------------------- @@ -7135,7 +7107,7 @@ H5S_hyper_normalize_offset(H5S_t *space, hssize_t *old_offset) } /* end for */ /* Call the 'adjust' routine */ - if(H5S_hyper_adjust_s(space, space->select.offset) < 0) + if(H5S__hyper_adjust_s(space, space->select.offset) < 0) HGOTO_ERROR(H5E_DATASPACE, H5E_CANTSET, FAIL, "can't adjust selection") /* Zero out the selection offset */ @@ -7183,7 +7155,7 @@ H5S_hyper_denormalize_offset(H5S_t *space, const hssize_t *old_offset) HDassert(H5S_GET_SELECT_TYPE(space) == H5S_SEL_HYPERSLABS); /* Call the 'adjust' routine */ - if(H5S_hyper_adjust_s(space, old_offset) < 0) + if(H5S__hyper_adjust_s(space, old_offset) < 0) HGOTO_ERROR(H5E_DATASPACE, H5E_CANTSET, FAIL, "can't adjust selection") /* Copy the selection offset over */ diff --git a/src/H5Snone.c b/src/H5Snone.c index c262d18..0949b2a 100644 --- a/src/H5Snone.c +++ b/src/H5Snone.c @@ -66,6 +66,7 @@ static htri_t H5S__none_shape_same(const H5S_t *space1, const H5S_t *space2); static htri_t H5S__none_intersect_block(const H5S_t *space, const hsize_t *start, const hsize_t *end); static herr_t H5S__none_adjust_u(H5S_t *space, const hsize_t *offset); +static herr_t H5S__none_adjust_s(H5S_t *space, const hssize_t *offset); static herr_t H5S__none_project_scalar(const H5S_t *space, hsize_t *offset); static herr_t H5S__none_project_simple(const H5S_t *space, H5S_t *new_space, hsize_t *offset); @@ -113,6 +114,7 @@ const H5S_select_class_t H5S_sel_none[1] = {{ H5S__none_shape_same, H5S__none_intersect_block, H5S__none_adjust_u, + H5S__none_adjust_s, H5S__none_project_scalar, H5S__none_project_simple, H5S__none_iter_init, @@ -954,6 +956,37 @@ H5S__none_adjust_u(H5S_t H5_ATTR_UNUSED *space, const hsize_t H5_ATTR_UNUSED *of } /* end H5S__none_adjust_u() */ +/*-------------------------------------------------------------------------- + NAME + H5S__none_adjust_s + PURPOSE + Adjust an "none" selection by subtracting an offset + USAGE + herr_t H5S__none_adjust_u(space, offset) + H5S_t *space; IN/OUT: Pointer to dataspace to adjust + const hssize_t *offset; IN: Offset to subtract + RETURNS + Non-negative on success, negative on failure + DESCRIPTION + Moves selection by subtracting an offset from it. + GLOBAL VARIABLES + COMMENTS, BUGS, ASSUMPTIONS + EXAMPLES + REVISION LOG +--------------------------------------------------------------------------*/ +static herr_t +H5S__none_adjust_s(H5S_t H5_ATTR_UNUSED *space, const hssize_t H5_ATTR_UNUSED *offset) +{ + FUNC_ENTER_STATIC_NOERR + + /* Check args */ + HDassert(space); + HDassert(offset); + + FUNC_LEAVE_NOAPI(SUCCEED) +} /* end H5S__none_adjust_s() */ + + /*------------------------------------------------------------------------- * Function: H5S__none_project_scalar * diff --git a/src/H5Spkg.h b/src/H5Spkg.h index 6809643..ba60cbf 100644 --- a/src/H5Spkg.h +++ b/src/H5Spkg.h @@ -261,6 +261,8 @@ typedef htri_t (*H5S_sel_shape_same_func_t)(const H5S_t *space1, const H5S_t *sp typedef htri_t (*H5S_sel_intersect_block_func_t)(const H5S_t *space, const hsize_t *start, const hsize_t *end); /* Method to adjust a selection by an offset */ typedef herr_t (*H5S_sel_adjust_u_func_t)(H5S_t *space, const hsize_t *offset); +/* Method to adjust a selection by an offset (signed) */ +typedef herr_t (*H5S_sel_adjust_s_func_t)(H5S_t *space, const hssize_t *offset); /* Method to construct single element projection onto scalar dataspace */ typedef herr_t (*H5S_sel_project_scalar)(const H5S_t *space, hsize_t *offset); /* Method to construct selection projection onto/into simple dataspace */ @@ -289,6 +291,7 @@ typedef struct { H5S_sel_shape_same_func_t shape_same; /* Method to determine if two dataspaces' selections are the same shape */ H5S_sel_intersect_block_func_t intersect_block; /* Method to determine if a dataspaces' selection intersects a block */ H5S_sel_adjust_u_func_t adjust_u; /* Method to adjust a selection by an offset */ + H5S_sel_adjust_s_func_t adjust_s; /* Method to adjust a selection by an offset (signed) */ H5S_sel_project_scalar project_scalar; /* Method to construct scalar dataspace projection */ H5S_sel_project_simple project_simple; /* Method to construct simple dataspace projection */ H5S_sel_iter_init_func_t iter_init; /* Method to initialize iterator for current selection */ diff --git a/src/H5Spoint.c b/src/H5Spoint.c index ea6c9c5..721211e 100644 --- a/src/H5Spoint.c +++ b/src/H5Spoint.c @@ -78,7 +78,8 @@ static htri_t H5S__point_shape_same(const H5S_t *space1, const H5S_t *space2); static htri_t H5S__point_intersect_block(const H5S_t *space, const hsize_t *start, const hsize_t *end); static herr_t H5S__point_adjust_u(H5S_t *space, const hsize_t *offset); -static herr_t H5S__point_project_scalar(const H5S_t *space, hsize_t *offset); +static herr_t H5S__point_adjust_s(H5S_t *space, const hssize_t *offset); +static herr_t H5S__point_project_scalar(const H5S_t *spasce, hsize_t *offset); static herr_t H5S__point_project_simple(const H5S_t *space, H5S_t *new_space, hsize_t *offset); static herr_t H5S__point_iter_init(const H5S_t *space, H5S_sel_iter_t *iter); @@ -128,6 +129,7 @@ const H5S_select_class_t H5S_sel_point[1] = {{ H5S__point_shape_same, H5S__point_intersect_block, H5S__point_adjust_u, + H5S__point_adjust_s, H5S__point_project_scalar, H5S__point_project_simple, H5S__point_iter_init, @@ -2078,6 +2080,7 @@ done: static herr_t H5S__point_adjust_u(H5S_t *space, const hsize_t *offset) { + hbool_t non_zero_offset = FALSE; /* Whether any offset is non-zero */ H5S_pnt_node_t *node; /* Point node */ unsigned rank; /* Dataspace rank */ unsigned u; /* Local index variable */ @@ -2087,31 +2090,110 @@ H5S__point_adjust_u(H5S_t *space, const hsize_t *offset) HDassert(space); HDassert(offset); - /* Iterate through the nodes, checking the bounds on each element */ - node = space->select.sel_info.pnt_lst->head; - rank = space->extent.rank; - while(node) { - /* Adjust each coordinate for point node */ - for(u = 0; u < rank; u++) { - /* Check for offset moving selection negative */ - HDassert(node->pnt[u] >= offset[u]); + /* Check for an all-zero offset vector */ + for(u = 0; u < space->extent.rank; u++) + if(0 != offset[u]) { + non_zero_offset = TRUE; + break; + } /* end if */ + + /* Only perform operation if the offset is non-zero */ + if(non_zero_offset) { + /* Iterate through the nodes, checking the bounds on each element */ + node = space->select.sel_info.pnt_lst->head; + rank = space->extent.rank; + while(node) { + /* Adjust each coordinate for point node */ + for(u = 0; u < rank; u++) { + /* Check for offset moving selection negative */ + HDassert(node->pnt[u] >= offset[u]); + + /* Adjust node's coordinate location */ + node->pnt[u] -= offset[u]; + } /* end for */ + + /* Advance to next point node in selection */ + node = node->next; + } /* end while */ - /* Adjust node's coordinate location */ - node->pnt[u] -= offset[u]; + /* update the bound box of the selection */ + for(u = 0; u < rank; u++) { + space->select.sel_info.pnt_lst->low_bounds[u] -= offset[u]; + space->select.sel_info.pnt_lst->high_bounds[u] -= offset[u]; } /* end for */ + } /* end if */ - /* Advance to next point node in selection */ - node = node->next; - } /* end while */ + FUNC_LEAVE_NOAPI(SUCCEED) +} /* end H5S__point_adjust_u() */ - /* update the bound box of the selection */ - for(u = 0; u < rank; u++) { - space->select.sel_info.pnt_lst->low_bounds[u] -= offset[u]; - space->select.sel_info.pnt_lst->high_bounds[u] -= offset[u]; - } /* end for */ + +/*-------------------------------------------------------------------------- + NAME + H5S__point_adjust_s + PURPOSE + Adjust a "point" selection by subtracting an offset + USAGE + herr_t H5S__point_adjust_u(space, offset) + H5S_t *space; IN/OUT: Pointer to dataspace to adjust + const hssize_t *offset; IN: Offset to subtract + RETURNS + Non-negative on success, negative on failure + DESCRIPTION + Moves a point selection by subtracting an offset from it. + GLOBAL VARIABLES + COMMENTS, BUGS, ASSUMPTIONS + EXAMPLES + REVISION LOG +--------------------------------------------------------------------------*/ +static herr_t +H5S__point_adjust_s(H5S_t *space, const hssize_t *offset) +{ + hbool_t non_zero_offset = FALSE; /* Whether any offset is non-zero */ + H5S_pnt_node_t *node; /* Point node */ + unsigned rank; /* Dataspace rank */ + unsigned u; /* Local index variable */ + + FUNC_ENTER_STATIC_NOERR + + HDassert(space); + HDassert(offset); + + /* Check for an all-zero offset vector */ + for(u = 0; u < space->extent.rank; u++) + if(0 != offset[u]) { + non_zero_offset = TRUE; + break; + } /* end if */ + + /* Only perform operation if the offset is non-zero */ + if(non_zero_offset) { + /* Iterate through the nodes, checking the bounds on each element */ + node = space->select.sel_info.pnt_lst->head; + rank = space->extent.rank; + while(node) { + /* Adjust each coordinate for point node */ + for(u = 0; u < rank; u++) { + /* Check for offset moving selection negative */ + HDassert((hssize_t)node->pnt[u] >= offset[u]); + + /* Adjust node's coordinate location */ + node->pnt[u] = (hsize_t)((hssize_t)node->pnt[u] - offset[u]); + } /* end for */ + + /* Advance to next point node in selection */ + node = node->next; + } /* end while */ + + /* update the bound box of the selection */ + for(u = 0; u < rank; u++) { + HDassert((hssize_t)space->select.sel_info.pnt_lst->low_bounds[u] >= offset[u]); + space->select.sel_info.pnt_lst->low_bounds[u] = (hsize_t)((hssize_t)space->select.sel_info.pnt_lst->low_bounds[u] - offset[u]); + space->select.sel_info.pnt_lst->high_bounds[u] = (hsize_t)((hssize_t)space->select.sel_info.pnt_lst->high_bounds[u] - offset[u]); + } /* end for */ + } /* end if */ FUNC_LEAVE_NOAPI(SUCCEED) -} /* end H5S__point_adjust_u() */ +} /* end H5S__point_adjust_s() */ /*------------------------------------------------------------------------- diff --git a/src/H5Sprivate.h b/src/H5Sprivate.h index 41c8b95..f29319f 100644 --- a/src/H5Sprivate.h +++ b/src/H5Sprivate.h @@ -145,6 +145,7 @@ typedef struct H5S_sel_iter_op_t { #define H5S_SELECT_IS_SINGLE(S) ((*(S)->select.type->is_single)(S)) #define H5S_SELECT_IS_REGULAR(S) ((*(S)->select.type->is_regular)(S)) #define H5S_SELECT_ADJUST_U(S,O) ((*(S)->select.type->adjust_u)(S, O)) +#define H5S_SELECT_ADJUST_S(S,O) ((*(S)->select.type->adjust_s)(S, O)) #define H5S_SELECT_PROJECT_SCALAR(S,O) ((*(S)->select.type->project_scalar)(S, O)) #define H5S_SELECT_PROJECT_SIMPLE(S,NS, O) ((*(S)->select.type->project_simple)(S, NS, O)) #define H5S_SELECT_ITER_COORDS(ITER,COORDS) ((*(ITER)->type->iter_coords)(ITER,COORDS)) @@ -170,6 +171,7 @@ typedef struct H5S_sel_iter_op_t { #define H5S_SELECT_IS_SINGLE(S) (H5S_select_is_single(S)) #define H5S_SELECT_IS_REGULAR(S) (H5S_select_is_regular(S)) #define H5S_SELECT_ADJUST_U(S,O) (H5S_select_adjust_u(S, O)) +#define H5S_SELECT_ADJUST_S(S,O) (H5S_select_adjust_s(S, O)) #define H5S_SELECT_PROJECT_SCALAR(S,O) (H5S_select_project_scalar(S, O)) #define H5S_SELECT_PROJECT_SIMPLE(S,NS,O) (H5S_select_project_simple(S, NS, O)) #define H5S_SELECT_ITER_COORDS(ITER,COORDS) (H5S_select_iter_coords(ITER,COORDS)) @@ -257,6 +259,7 @@ H5_DLL htri_t H5S_select_is_contiguous(const H5S_t *space); H5_DLL htri_t H5S_select_is_single(const H5S_t *space); H5_DLL htri_t H5S_select_is_regular(const H5S_t *space); H5_DLL herr_t H5S_select_adjust_u(H5S_t *space, const hsize_t *offset); +H5_DLL herr_t H5S_select_adjust_s(H5S_t *space, const hssize_t *offset); H5_DLL herr_t H5S_select_project_scalar(const H5S_t *space, hsize_t *offset); H5_DLL herr_t H5S_select_project_simple(const H5S_t *space, H5S_t *new_space, hsize_t *offset); H5_DLL herr_t H5S_select_project_intersection(const H5S_t *src_space, @@ -282,7 +285,6 @@ H5_DLL herr_t H5S_combine_hyperslab(H5S_t *old_space, H5S_seloper_t op, const hsize_t *block, H5S_t **new_space); H5_DLL herr_t H5S_hyper_add_span_element(H5S_t *space, unsigned rank, const hsize_t *coords); -H5_DLL herr_t H5S_hyper_adjust_s(H5S_t *space, const hssize_t *offset); H5_DLL htri_t H5S_hyper_normalize_offset(H5S_t *space, hssize_t *old_offset); H5_DLL herr_t H5S_hyper_denormalize_offset(H5S_t *space, const hssize_t *old_offset); H5_DLL herr_t H5S_hyper_clip_unlim(H5S_t *space, hsize_t clip_size); diff --git a/src/H5Spublic.h b/src/H5Spublic.h index 263a880..f7c5ae7 100644 --- a/src/H5Spublic.h +++ b/src/H5Spublic.h @@ -143,7 +143,7 @@ H5_DLL H5S_sel_type H5Sget_select_type(hid_t spaceid); H5_DLL hssize_t H5Sget_select_npoints(hid_t spaceid); H5_DLL herr_t H5Sselect_copy(hid_t dst_id, hid_t src_id); H5_DLL htri_t H5Sselect_valid(hid_t spaceid); -H5_DLL herr_t H5Sselect_adjust_u(hid_t spaceid, const hsize_t *offset); +H5_DLL herr_t H5Sselect_adjust(hid_t spaceid, const hssize_t *offset); H5_DLL herr_t H5Sget_select_bounds(hid_t spaceid, hsize_t start[], hsize_t end[]); H5_DLL htri_t H5Sselect_shape_same(hid_t space1_id, hid_t space2_id); @@ -171,7 +171,6 @@ H5_DLL htri_t H5Sget_regular_hyperslab(hid_t spaceid, hsize_t start[], H5_DLL hssize_t H5Sget_select_hyper_nblocks(hid_t spaceid); H5_DLL herr_t H5Sget_select_hyper_blocklist(hid_t spaceid, hsize_t startblock, hsize_t numblocks, hsize_t buf[/*numblocks*/]); -H5_DLL herr_t H5Shyper_adjust_s(hid_t space_id, const hssize_t *offset); H5_DLL hid_t H5Sselect_project_intersection(hid_t src_space_id, hid_t dst_space_id, hid_t src_intersect_space_id); diff --git a/src/H5Sselect.c b/src/H5Sselect.c index c506218..bf0441f 100644 --- a/src/H5Sselect.c +++ b/src/H5Sselect.c @@ -947,8 +947,6 @@ H5S_select_is_regular(const H5S_t *space) herr_t H5S_select_adjust_u(H5S_t *space, const hsize_t *offset) { - hbool_t non_zero_offset = FALSE; /* Whether any offset is non-zero */ - unsigned u; /* Local index variable */ herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT_NOERR @@ -957,23 +955,55 @@ H5S_select_adjust_u(H5S_t *space, const hsize_t *offset) HDassert(space); HDassert(offset); - /* Check for an all-zero offset vector */ - for(u = 0; u < space->extent.rank; u++) - if(0 != offset[u]) { - non_zero_offset = TRUE; - break; - } /* end if */ - - /* Only perform operation if the offset is non-zero */ - if(non_zero_offset) - ret_value = (*space->select.type->adjust_u)(space, offset); + /* Perform operation */ + ret_value = (*space->select.type->adjust_u)(space, offset); FUNC_LEAVE_NOAPI(ret_value) } /* end H5S_select_adjust_u() */ + /*-------------------------------------------------------------------------- NAME - H5Sselect_adjust_u + H5S_select_adjust_s + PURPOSE + Adjust a selection by subtracting an offset + USAGE + herr_t H5S_select_adjust_u(space, offset) + H5S_t *space; IN/OUT: Pointer to dataspace to adjust + const hssize_t *offset; IN: Offset to subtract + RETURNS + Non-negative on success, negative on failure + DESCRIPTION + Moves a selection by subtracting an offset from it. + GLOBAL VARIABLES + COMMENTS, BUGS, ASSUMPTIONS + This routine participates in the "Inlining C function pointers" + pattern, don't call it directly, use the appropriate macro + defined in H5Sprivate.h. + EXAMPLES + REVISION LOG +--------------------------------------------------------------------------*/ +herr_t +H5S_select_adjust_s(H5S_t *space, const hssize_t *offset) +{ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_NOAPI_NOINIT_NOERR + + /* Check args */ + HDassert(space); + HDassert(offset); + + /* Perform operation */ + ret_value = (*space->select.type->adjust_s)(space, offset); + + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5S_select_adjust_s() */ + + +/*-------------------------------------------------------------------------- + NAME + H5Sselect_adjust PURPOSE Adjust a selection by subtracting an offset USAGE @@ -990,25 +1020,35 @@ H5S_select_adjust_u(H5S_t *space, const hsize_t *offset) REVISION LOG --------------------------------------------------------------------------*/ herr_t -H5Sselect_adjust_u(hid_t space_id, const hsize_t *offset) +H5Sselect_adjust(hid_t space_id, const hssize_t *offset) { H5S_t *space; + hsize_t low_bounds[H5S_MAX_RANK]; + hsize_t high_bounds[H5S_MAX_RANK]; + unsigned u; herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) - H5TRACE2("e", "i*h", space_id, offset); + H5TRACE2("e", "i*Hs", space_id, offset); if(NULL == (space = (H5S_t *)H5I_object_verify(space_id, H5I_DATASPACE))) HGOTO_ERROR(H5E_DATASPACE, H5E_BADTYPE, FAIL, "not a dataspace") if(NULL == offset) HGOTO_ERROR(H5E_DATASPACE, H5E_BADTYPE, FAIL, "NULL offset pointer") - if(H5S_select_adjust_u(space, offset) < 0) - HGOTO_ERROR(H5E_DATASPACE, H5E_CANTSET, FAIL, "can't adjust selection"); + /* Check bounds */ + if(H5S_SELECT_BOUNDS(space, low_bounds, high_bounds) < 0) + HGOTO_ERROR(H5E_DATASPACE, H5E_CANTGET, FAIL, "can't get selection bounds") + for(u = 0; u < space->extent.rank; u++) + if(offset[u] > (hssize_t)low_bounds[u]) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "adjustment would move selection below zero offset") + + if(H5S_select_adjust_s(space, offset) < 0) + HGOTO_ERROR(H5E_DATASPACE, H5E_CANTSET, FAIL, "can't adjust selection") done: FUNC_LEAVE_API(ret_value) -} /* end H5Sselect_adjust_u() */ +} /* end H5Sselect_adjust() */ /*-------------------------------------------------------------------------- |