diff options
Diffstat (limited to 'src/H5Dvirtual.c')
| -rw-r--r-- | src/H5Dvirtual.c | 105 |
1 files changed, 60 insertions, 45 deletions
diff --git a/src/H5Dvirtual.c b/src/H5Dvirtual.c index d62bac7..5c7078e 100644 --- a/src/H5Dvirtual.c +++ b/src/H5Dvirtual.c @@ -46,6 +46,7 @@ /* Headers */ /***********/ #include "H5private.h" /* Generic Functions */ +#include "H5CXprivate.h" /* API Contexts */ #include "H5Dpkg.h" /* Dataset functions */ #include "H5Eprivate.h" /* Error handling */ #include "H5Fprivate.h" /* Files */ @@ -55,6 +56,7 @@ #include "H5Iprivate.h" /* IDs */ #include "H5MMprivate.h" /* Memory management */ #include "H5Oprivate.h" /* Object headers */ +#include "H5Pprivate.h" /* Property Lists */ #include "H5Sprivate.h" /* Dataspaces */ @@ -145,7 +147,7 @@ H5FL_DEFINE(H5O_storage_virtual_name_seg_t); H5FL_DEFINE_STATIC(H5D_virtual_held_file_t); - + /*------------------------------------------------------------------------- * Function: H5D_virtual_check_mapping_pre * @@ -215,7 +217,7 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D_virtual_check_mapping_pre() */ - + /*------------------------------------------------------------------------- * Function: H5D_virtual_check_mapping_post * @@ -283,7 +285,7 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D_virtual_check_mapping_post() */ - + /*------------------------------------------------------------------------- * Function: H5D_virtual_update_min_dims * @@ -342,7 +344,7 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D_virtual_update_min_dims() */ - + /*------------------------------------------------------------------------- * Function: H5D_virtual_check_min_dims * @@ -387,7 +389,7 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D_virtual_check_min_dims() */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_store_layout * @@ -685,7 +687,7 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__virtual_copy_layout() */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_reset_layout * @@ -769,7 +771,7 @@ H5D__virtual_reset_layout(H5O_layout_t *layout) FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__virtual_reset_layout() */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_copy * @@ -812,7 +814,7 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__virtual_copy() */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_delete * @@ -861,7 +863,7 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__virtual_delete */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_open_source_dset * @@ -881,7 +883,6 @@ H5D__virtual_open_source_dset(const H5D_t *vdset, { H5F_t *src_file = NULL; /* Source file */ hbool_t src_file_open = FALSE; /* Whether we have opened and need to close src_file */ - H5G_loc_t src_root_loc; /* Object location of source file root group */ herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_STATIC @@ -895,28 +896,42 @@ H5D__virtual_open_source_dset(const H5D_t *vdset, /* Check if we need to open the source file */ if(HDstrcmp(source_dset->file_name, ".")) { - /* Open the source file */ - if(NULL == (src_file = H5F_open(source_dset->file_name, H5F_INTENT(vdset->oloc.file) & (H5F_ACC_RDWR | H5F_ACC_SWMR_WRITE | H5F_ACC_SWMR_READ), H5P_FILE_CREATE_DEFAULT, vdset->shared->layout.storage.u.virt.source_fapl))) - H5E_clear_stack(NULL); /* Quick hack until proper support for H5Fopen with missing file is implemented */ - else + unsigned intent; /* File access permissions */ + + /* Get the virtual dataset's file open flags ("intent") */ + intent = H5F_INTENT(vdset->oloc.file); + + /* Try opening the file */ + src_file = H5F_prefix_open_file(vdset->oloc.file, H5F_PREFIX_VDS, vdset->shared->vds_prefix, source_dset->file_name, intent, vdset->shared->layout.storage.u.virt.source_fapl); + + /* If we opened the source file here, we should close it when leaving */ + if(src_file) src_file_open = TRUE; + else + /* Reset the error stack */ + H5E_clear_stack(NULL); } /* end if */ else /* Source file is ".", use the virtual dataset's file */ src_file = vdset->oloc.file; if(src_file) { + H5G_loc_t src_root_loc; /* Object location of source file root group */ + /* Set up the root group in the destination file */ if(NULL == (src_root_loc.oloc = H5G_oloc(H5G_rootof(src_file)))) HGOTO_ERROR(H5E_DATASET, H5E_BADVALUE, FAIL, "unable to get object location for root group") if(NULL == (src_root_loc.path = H5G_nameof(H5G_rootof(src_file)))) HGOTO_ERROR(H5E_DATASET, H5E_BADVALUE, FAIL, "unable to get path for root group") - /* Open the source dataset */ - if(NULL == (source_dset->dset = H5D__open_name(&src_root_loc, source_dset->dset_name, vdset->shared->layout.storage.u.virt.source_dapl))) { - H5E_clear_stack(NULL); /* Quick hack until proper support for H5Dopen with missing file is implemented */ + /* Try opening the source dataset */ + source_dset->dset = H5D__open_name(&src_root_loc, source_dset->dset_name, vdset->shared->layout.storage.u.virt.source_dapl); + + /* Dataset does not exist */ + if(NULL == source_dset->dset) { + /* Reset the error stack */ + H5E_clear_stack(NULL); - /* Dataset does not exist */ source_dset->dset_exists = FALSE; } /* end if */ else { @@ -933,15 +948,15 @@ H5D__virtual_open_source_dset(const H5D_t *vdset, } /* end if */ done: - /* Close source file */ + /* Release resources */ if(src_file_open) - if(H5F_try_close(src_file, NULL) < 0) + if(H5F_efc_close(vdset->oloc.file, src_file) < 0) HDONE_ERROR(H5E_DATASET, H5E_CANTCLOSEFILE, FAIL, "can't close source file") FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__virtual_open_source_dset() */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_reset_source_dset * @@ -1028,7 +1043,7 @@ H5D__virtual_reset_source_dset(H5O_storage_virtual_ent_t *virtual_ent, FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__virtual_reset_source_dset() */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_str_append * @@ -1104,7 +1119,7 @@ done: FUNC_LEAVE_NOAPI(ret_value); } /* end H5D__virtual_str_append() */ - + /*------------------------------------------------------------------------- * Function: H5D_virtual_parse_source_name * @@ -1220,7 +1235,7 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D_virtual_parse_source_name() */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_copy_parsed_name * @@ -1277,7 +1292,7 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__virtual_copy_parsed_name() */ - + /*------------------------------------------------------------------------- * Function: H5D_virtual_free_parsed_name * @@ -1310,7 +1325,7 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D_virtual_free_parsed_name() */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_build_source_name * @@ -1412,7 +1427,7 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__virtual_build_source_name() */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_set_extent_unlim * @@ -1537,7 +1552,7 @@ H5D__virtual_set_extent_unlim(const H5D_t *dset) HGOTO_ERROR(H5E_DATASET, H5E_CANTCLIP, FAIL, "failed to clip unlimited selection") } /* end if */ - /* Update cached values unlim_extent_source and + /* Update cached values unlim_extent_source and * clip_size_virtual */ storage->list[i].unlim_extent_source = curr_dims[storage->list[i].unlim_dim_source]; storage->list[i].clip_size_virtual = clip_size; @@ -1689,7 +1704,7 @@ H5D__virtual_set_extent_unlim(const H5D_t *dset) HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to modify size of data space") /* Mark the space as dirty, for later writing to the file */ - if(H5F_INTENT(dset->oloc.file) & H5F_ACC_RDWR) + if(H5F_INTENT(dset->oloc.file) & H5F_ACC_RDWR) if(H5D__mark(dset, H5D_MARK_SPACE) < 0) HGOTO_ERROR(H5E_DATASET, H5E_CANTSET, FAIL, "unable to mark dataspace as dirty") } /* end if */ @@ -1840,7 +1855,7 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__virtual_set_extent_unlim() */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_init_all * @@ -2064,7 +2079,7 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__virtual_init_all() */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_init * @@ -2158,7 +2173,7 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__virtual_init() */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_is_space_alloc * @@ -2190,7 +2205,7 @@ H5D__virtual_is_space_alloc(const H5O_storage_t H5_ATTR_UNUSED *storage) FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__virtual_is_space_alloc() */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_pre_io * @@ -2375,7 +2390,7 @@ H5D__virtual_pre_io(H5D_io_info_t *io_info, HGOTO_ERROR(H5E_DATASET, H5E_CLOSEERROR, FAIL, "can't close projected memory space") storage->list[i].sub_dset[j].projected_mem_space = NULL; } /* end if */ - else + else *tot_nelmts += (hsize_t)select_nelmts; } /* end if */ } /* end for */ @@ -2394,7 +2409,7 @@ H5D__virtual_pre_io(H5D_io_info_t *io_info, /* Check if anything is selected */ if(select_nelmts > (hssize_t)0) { /* Open source dataset */ - if(!storage->list[i].source_dset.dset) + if(!storage->list[i].source_dset.dset) /* Try to open dataset */ if(H5D__virtual_open_source_dset(io_info->dset, &storage->list[i], &storage->list[i].source_dset) < 0) HGOTO_ERROR(H5E_DATASET, H5E_CANTOPENOBJ, FAIL, "unable to open source dataset") @@ -2431,7 +2446,7 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__virtual_pre_io() */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_post_io * @@ -2481,7 +2496,7 @@ H5D__virtual_post_io(H5O_storage_virtual_t *storage) FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__virtual_post_io() */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_read_one * @@ -2538,7 +2553,7 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__virtual_read_one() */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_read * @@ -2670,7 +2685,7 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__virtual_read() */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_write_one * @@ -2729,7 +2744,7 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__virtual_write_one() */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_write * @@ -2806,7 +2821,7 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__virtual_write() */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_flush * @@ -2854,7 +2869,7 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__virtual_flush() */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_hold_source_dset_files * @@ -2930,7 +2945,7 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__virtual_hold_source_dset_files() */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_refresh_source_dset * @@ -2970,7 +2985,7 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__virtual_refresh_source_dsets() */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_refresh_source_dsets * @@ -3023,7 +3038,7 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__virtual_refresh_source_dsets() */ - + /*------------------------------------------------------------------------- * Function: H5D__virtual_release_source_dset_files * |