diff options
Diffstat (limited to 'src/H5Sselect.c')
| -rw-r--r-- | src/H5Sselect.c | 69 |
1 files changed, 6 insertions, 63 deletions
diff --git a/src/H5Sselect.c b/src/H5Sselect.c index ef38746..aaea203 100644 --- a/src/H5Sselect.c +++ b/src/H5Sselect.c @@ -544,101 +544,44 @@ H5S_select_valid(const H5S_t *space) herr_t H5S_select_deserialize(H5S_t **space, const uint8_t **p) { - H5S_t *tmp_space = NULL; /* Pointer to actual dataspace to use, either - *space or a newly allocated one */ uint32_t sel_type; /* Pointer to the selection type */ - uint32_t version; /* Version number */ - uint8_t flags = 0; /* Flags */ herr_t ret_value = FAIL; /* Return value */ FUNC_ENTER_NOAPI(FAIL) HDassert(space); - /* Allocate space if not provided */ - if(!*space) { - if(NULL == (tmp_space = H5S_create(H5S_SIMPLE))) - HGOTO_ERROR(H5E_DATASPACE, H5E_CANTCREATE, FAIL, "can't create dataspace") - } /* end if */ - else - tmp_space = *space; + /* Selection-type specific coding is moved to the callbacks. */ /* Decode selection type */ UINT32DECODE(*p, sel_type); - /* Decode version */ - UINT32DECODE(*p, version); - - if(version >= (uint32_t)2) { - /* Decode flags */ - flags = *(*p)++; - - /* Check for unknown flags */ - if(flags & ~H5S_SELECT_FLAG_BITS) - HGOTO_ERROR(H5E_DATASPACE, H5E_CANTLOAD, FAIL, "unknown flag for selection") - - /* Skip over the remainder of the header */ - *p += 4; - } /* end if */ - else - /* Skip over the remainder of the header */ - *p += 8; - - /* Decode and check or patch rank for point and hyperslab selections */ - if((sel_type == H5S_SEL_POINTS) || (sel_type == H5S_SEL_HYPERSLABS)) { - uint32_t rank; /* Rank of dataspace */ - - /* Decode the rank of the point selection */ - UINT32DECODE(*p,rank); - - if(!*space) { - hsize_t dims[H5S_MAX_RANK]; - - /* Patch the rank of the allocated dataspace */ - (void)HDmemset(dims, 0, (size_t)rank * sizeof(dims[0])); - if(H5S_set_extent_simple(tmp_space, rank, dims, NULL) < 0) - HGOTO_ERROR(H5E_DATASPACE, H5E_CANTINIT, FAIL, "can't set dimensions") - } /* end if */ - else - /* Verify the rank of the provided dataspace */ - if(rank != tmp_space->extent.rank) - HGOTO_ERROR(H5E_DATASPACE, H5E_BADRANGE, FAIL, "rank of serialized selection does not match dataspace") - } /* end if */ - /* Make routine for selection type */ switch(sel_type) { case H5S_SEL_POINTS: /* Sequence of points selected */ - ret_value = (*H5S_sel_point->deserialize)(tmp_space, version, flags, p); + ret_value = (*H5S_sel_point->deserialize)(space, p); break; case H5S_SEL_HYPERSLABS: /* Hyperslab selection defined */ - ret_value = (*H5S_sel_hyper->deserialize)(tmp_space, version, flags, p); + ret_value = (*H5S_sel_hyper->deserialize)(space, p); break; case H5S_SEL_ALL: /* Entire extent selected */ - ret_value = (*H5S_sel_all->deserialize)(tmp_space, version, flags, p); + ret_value = (*H5S_sel_all->deserialize)(space, p); break; case H5S_SEL_NONE: /* Nothing selected */ - ret_value = (*H5S_sel_none->deserialize)(tmp_space, version, flags, p); + ret_value = (*H5S_sel_none->deserialize)(space, p); break; default: break; } /* end switch */ + if(ret_value < 0) HGOTO_ERROR(H5E_DATASPACE, H5E_CANTLOAD, FAIL, "can't deserialize selection") - /* Return space to the caller if allocated */ - if(!*space) - *space = tmp_space; - done: - /* Free temporary space if not passed to caller (only happens on error) */ - if(!*space && tmp_space) - if(H5S_close(tmp_space) < 0) - HDONE_ERROR(H5E_DATASPACE, H5E_CANTFREE, FAIL, "can't close dataspace") - FUNC_LEAVE_NOAPI(ret_value) } /* end H5S_select_deserialize() */ |