diff options
Diffstat (limited to 'src/H5Doh.c')
| -rw-r--r-- | src/H5Doh.c | 32 |
1 files changed, 27 insertions, 5 deletions
diff --git a/src/H5Doh.c b/src/H5Doh.c index d2649f7..f2f0c01 100644 --- a/src/H5Doh.c +++ b/src/H5Doh.c @@ -53,6 +53,8 @@ static hid_t H5O_dset_open(const H5G_loc_t *obj_loc, hid_t lapl_id, static void *H5O_dset_create(H5F_t *f, void *_crt_info, H5G_loc_t *obj_loc, hid_t dxpl_id); static H5O_loc_t *H5O_dset_get_oloc(hid_t obj_id); +static herr_t H5O_dset_bh_info(H5F_t *f, hid_t dxpl_id, H5O_t *oh, + H5_ih_info_t *bh_info); /*********************/ @@ -78,7 +80,8 @@ const H5O_obj_class_t H5O_OBJ_DATASET[1] = {{ H5O_dset_isa, /* "isa" message */ H5O_dset_open, /* open an object of this class */ H5O_dset_create, /* create an object of this class */ - H5O_dset_get_oloc /* get an object header location for an object */ + H5O_dset_get_oloc, /* get an object header location for an object */ + H5O_dset_bh_info /* get the index & heap info for an object */ }}; /* Declare a free list to manage the H5D_copy_file_ud_t struct */ @@ -358,13 +361,14 @@ done: * *------------------------------------------------------------------------- */ -herr_t +static herr_t H5O_dset_bh_info(H5F_t *f, hid_t dxpl_id, H5O_t *oh, H5_ih_info_t *bh_info) { H5O_layout_t layout; /* Data storage layout message */ - herr_t ret_value = SUCCEED; /* Return value */ + htri_t exists; /* Flag if header message of interest exists */ + herr_t ret_value = SUCCEED; /* Return value */ - FUNC_ENTER_NOAPI(H5O_dset_bh_info, FAIL) + FUNC_ENTER_NOAPI_NOINIT(H5O_dset_bh_info) /* Sanity check */ HDassert(f); @@ -378,7 +382,6 @@ H5O_dset_bh_info(H5F_t *f, hid_t dxpl_id, H5O_t *oh, H5_ih_info_t *bh_info) /* Check for chunked dataset storage */ if(layout.type == H5D_CHUNKED && H5D_chunk_is_space_alloc(&layout.storage)) { H5O_pline_t pline; /* I/O pipeline message */ - htri_t exists; /* Flag if header message of interest exists */ /* Check for I/O pipeline message */ if((exists = H5O_msg_exists_oh(oh, H5O_PLINE_ID)) < 0) @@ -394,6 +397,25 @@ H5O_dset_bh_info(H5F_t *f, hid_t dxpl_id, H5O_t *oh, H5_ih_info_t *bh_info) HGOTO_ERROR(H5E_OHDR, H5E_CANTGET, FAIL, "can't determine chunked dataset btree info") } /* end if */ + /* Check for External File List message in the object header */ + if((exists = H5O_msg_exists_oh(oh, H5O_EFL_ID)) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_NOTFOUND, FAIL, "unable to check for EFL message") + + if(exists && H5D_efl_is_space_alloc(&layout)) { + H5O_efl_t efl; /* External File List message */ + + /* Start with clean EFL info */ + HDmemset(&efl, 0, sizeof(efl)); + + /* Get External File List message from the object header */ + if(NULL == H5O_msg_read_oh(f, dxpl_id, oh, H5O_EFL_ID, &efl)) + HGOTO_ERROR(H5E_OHDR, H5E_CANTGET, FAIL, "can't find EFL message") + + /* Get size of local heap for EFL message's file list */ + if(H5D_efl_bh_info(f, dxpl_id, &efl, &(bh_info->heap_size)) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_CANTGET, FAIL, "can't determine EFL heap info") + } /* end if */ + done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5O_dset_bh_info() */ |