diff options
Diffstat (limited to 'src/H5G.c')
-rw-r--r-- | src/H5G.c | 209 |
1 files changed, 134 insertions, 75 deletions
@@ -87,6 +87,7 @@ #include "H5Gpkg.h" /* Groups */ #include "H5Iprivate.h" /* IDs */ #include "H5Pprivate.h" /* Property lists */ +#include "H5VLprivate.h" /* Virtual Object Layer */ /****************/ @@ -108,6 +109,9 @@ /* Local Prototypes */ /********************/ +/* Group close callback */ +static herr_t H5G__close_cb(H5VL_object_t *grp_vol_obj); + /*********************/ /* Package Variables */ @@ -131,7 +135,7 @@ static const H5I_class_t H5I_GROUP_CLS[1] = {{ H5I_GROUP, /* ID class value */ 0, /* Class flags */ 0, /* # of reserved IDs for class */ - (H5I_free_t)H5G_close /* Callback routine for closing objects of this class */ + (H5I_free_t)H5G__close_cb /* Callback routine for closing objects of this class */ }}; /* Flag indicating "top" of interface has been initialized */ @@ -255,6 +259,38 @@ H5G_term_package(void) /*------------------------------------------------------------------------- + * Function: H5G__close_cb + * + * Purpose: Called when the ref count reaches zero on the group's ID + * + * Return: SUCCEED/FAIL + * + *------------------------------------------------------------------------- + */ +static herr_t +H5G__close_cb(H5VL_object_t *grp_vol_obj) +{ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_STATIC + + /* Sanity check */ + HDassert(grp_vol_obj); + + /* Close the group */ + if(H5VL_group_close(grp_vol_obj, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) + HGOTO_ERROR(H5E_SYM, H5E_CLOSEERROR, FAIL, "unable to close group") + + /* Free the VOL object */ + if(H5VL_free_object(grp_vol_obj) < 0) + HGOTO_ERROR(H5E_SYM, H5E_CANTDEC, FAIL, "unable to free VOL object") + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5G__close_cb() */ + + +/*------------------------------------------------------------------------- * Function: H5Gcreate2 * * Purpose: Creates a new group relative to LOC_ID, giving it the @@ -281,16 +317,15 @@ hid_t H5Gcreate2(hid_t loc_id, const char *name, hid_t lcpl_id, hid_t gcpl_id, hid_t gapl_id) { - H5G_t *grp = NULL; /* Structure for new group */ - H5G_loc_t loc; /* Location to create group */ + void *grp = NULL; /* Structure for new group */ + H5VL_object_t *vol_obj = NULL; /* object token of loc_id */ + H5VL_loc_params_t loc_params; hid_t ret_value = H5I_INVALID_HID; /* Return value */ FUNC_ENTER_API(H5I_INVALID_HID) H5TRACE5("i", "i*siii", loc_id, name, lcpl_id, gcpl_id, gapl_id); /* Check arguments */ - if(H5G_loc(loc_id, &loc) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, H5I_INVALID_HID, "not a location") if(!name) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, H5I_INVALID_HID, "name parameter cannot be NULL") if(!*name) @@ -314,17 +349,25 @@ H5Gcreate2(hid_t loc_id, const char *name, hid_t lcpl_id, hid_t gcpl_id, if(H5CX_set_apl(&gapl_id, H5P_CLS_GACC, loc_id, TRUE) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTSET, H5I_INVALID_HID, "can't set access property list info") + /* Get the location object */ + if(NULL == (vol_obj = (H5VL_object_t *)H5I_object(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, H5I_INVALID_HID, "invalid location identifier") + + /* Set the location parameters */ + loc_params.type = H5VL_OBJECT_BY_SELF; + loc_params.obj_type = H5I_get_type(loc_id); + /* Create the group */ - if(NULL == (grp = H5G__create_named(&loc, name, lcpl_id, gcpl_id))) + if(NULL == (grp = H5VL_group_create(vol_obj, &loc_params, name, lcpl_id, gcpl_id, gapl_id, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL))) HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, H5I_INVALID_HID, "unable to create group") /* Get an atom for the group */ - if((ret_value = H5I_register(H5I_GROUP, grp, TRUE)) < 0) - HGOTO_ERROR(H5E_ATOM, H5E_CANTREGISTER, H5I_INVALID_HID, "unable to atomize group handle") + if((ret_value = H5VL_register(H5I_GROUP, grp, vol_obj->connector, TRUE)) < 0) + HGOTO_ERROR(H5E_SYM, H5E_CANTREGISTER, H5I_INVALID_HID, "unable to atomize group handle") done: if(H5I_INVALID_HID == ret_value) - if(grp && H5G_close(grp) < 0) + if(grp && H5VL_group_close(vol_obj, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HDONE_ERROR(H5E_SYM, H5E_CLOSEERROR, H5I_INVALID_HID, "unable to release group") FUNC_LEAVE_API(ret_value) @@ -366,18 +409,14 @@ done: hid_t H5Gcreate_anon(hid_t loc_id, hid_t gcpl_id, hid_t gapl_id) { - H5G_t *grp = NULL; /* Structure for new group */ - H5G_loc_t loc; - H5G_obj_create_t gcrt_info; /* Information for group creation */ + void *grp = NULL; /* Structure for new group */ + H5VL_object_t *vol_obj = NULL; /* Object token for loc_id */ + H5VL_loc_params_t loc_params; hid_t ret_value = H5I_INVALID_HID; /* Return value */ FUNC_ENTER_API(H5I_INVALID_HID) H5TRACE3("i", "iii", loc_id, gcpl_id, gapl_id); - /* Check arguments */ - if(H5G_loc(loc_id, &loc) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, H5I_INVALID_HID, "not a location") - /* Check group creation property list */ if(H5P_DEFAULT == gcpl_id) gcpl_id = H5P_GROUP_CREATE_DEFAULT; @@ -389,36 +428,26 @@ H5Gcreate_anon(hid_t loc_id, hid_t gcpl_id, hid_t gapl_id) if(H5CX_set_apl(&gapl_id, H5P_CLS_GACC, loc_id, TRUE) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTSET, H5I_INVALID_HID, "can't set access property list info") - /* Set up group creation info */ - gcrt_info.gcpl_id = gcpl_id; - gcrt_info.cache_type = H5G_NOTHING_CACHED; - HDmemset(&gcrt_info.cache, 0, sizeof(gcrt_info.cache)); + /* Set location struct fields */ + loc_params.type = H5VL_OBJECT_BY_SELF; + loc_params.obj_type = H5I_get_type(loc_id); + + /* Get the location object */ + if(NULL == (vol_obj = (H5VL_object_t *)H5I_object(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, H5I_INVALID_HID, "invalid location identifier") /* Create the group */ - if(NULL == (grp = H5G__create(loc.oloc->file, &gcrt_info))) - HGOTO_ERROR(H5E_SYM, H5E_CANTCREATE, H5I_INVALID_HID, "unable to create group") + if(NULL == (grp = H5VL_group_create(vol_obj, &loc_params, NULL, H5P_LINK_CREATE_DEFAULT, gcpl_id, gapl_id, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL))) + HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, H5I_INVALID_HID, "unable to create group") /* Get an atom for the group */ - if((ret_value = H5I_register(H5I_GROUP, grp, TRUE)) < 0) - HGOTO_ERROR(H5E_ATOM, H5E_CANTREGISTER, H5I_INVALID_HID, "unable to register group") + if((ret_value = H5VL_register(H5I_GROUP, grp, vol_obj->connector, TRUE)) < 0) + HGOTO_ERROR(H5E_SYM, H5E_CANTREGISTER, H5I_INVALID_HID, "unable to atomize group handle") done: - /* Release the group's object header, if it was created */ - if(grp) { - H5O_loc_t *oloc; /* Object location for group */ - - /* Get the new group's object location */ - if(NULL == (oloc = H5G_oloc(grp))) - HDONE_ERROR(H5E_SYM, H5E_CANTGET, H5I_INVALID_HID, "unable to get object location of group") - - /* Decrement refcount on group's object header in memory */ - if(H5O_dec_rc_by_loc(oloc) < 0) - HDONE_ERROR(H5E_SYM, H5E_CANTDEC, H5I_INVALID_HID, "unable to decrement refcount on newly created object") - } /* end if */ - /* Cleanup on failure */ if(H5I_INVALID_HID == ret_value) - if(grp && H5G_close(grp) < 0) + if(grp && H5VL_group_close(vol_obj, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HDONE_ERROR(H5E_SYM, H5E_CLOSEERROR, H5I_INVALID_HID, "unable to release group") FUNC_LEAVE_API(ret_value) @@ -443,16 +472,15 @@ done: hid_t H5Gopen2(hid_t loc_id, const char *name, hid_t gapl_id) { - H5G_t *grp = NULL; /* Group opened */ - H5G_loc_t loc; /* Location of parent for group */ - hid_t ret_value = H5I_INVALID_HID; /* Return value */ + void *grp = NULL; /* Group opened */ + H5VL_object_t *vol_obj = NULL; /* object token of loc_id */ + H5VL_loc_params_t loc_params; + hid_t ret_value = H5I_INVALID_HID; /* Return value */ FUNC_ENTER_API(H5I_INVALID_HID) H5TRACE3("i", "i*si", loc_id, name, gapl_id); /* Check args */ - if(H5G_loc(loc_id, &loc) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, H5I_INVALID_HID, "not a location") if(!name) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, H5I_INVALID_HID, "name parameter cannot be NULL") if(!*name) @@ -462,17 +490,24 @@ H5Gopen2(hid_t loc_id, const char *name, hid_t gapl_id) if(H5CX_set_apl(&gapl_id, H5P_CLS_GACC, loc_id, FALSE) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTSET, H5I_INVALID_HID, "can't set access property list info") + /* Get the location object */ + if(NULL == (vol_obj = (H5VL_object_t *)H5I_object(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, H5I_INVALID_HID, "invalid location identifier") + /* Open the group */ - if(NULL == (grp = H5G__open_name(&loc, name))) + loc_params.type = H5VL_OBJECT_BY_SELF; + loc_params.obj_type = H5I_get_type(loc_id); + + if(NULL == (grp = H5VL_group_open(vol_obj, &loc_params, name, gapl_id, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL))) HGOTO_ERROR(H5E_SYM, H5E_CANTOPENOBJ, H5I_INVALID_HID, "unable to open group") /* Register an ID for the group */ - if((ret_value = H5I_register(H5I_GROUP, grp, TRUE)) < 0) - HGOTO_ERROR(H5E_ATOM, H5E_CANTREGISTER, H5I_INVALID_HID, "unable to register group") + if((ret_value = H5VL_register(H5I_GROUP, grp, vol_obj->connector, TRUE)) < 0) + HGOTO_ERROR(H5E_SYM, H5E_CANTREGISTER, H5I_INVALID_HID, "unable to register group") done: if(H5I_INVALID_HID == ret_value) - if(grp && H5G_close(grp) < 0) + if(grp && H5VL_group_close(vol_obj, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HDONE_ERROR(H5E_SYM, H5E_CLOSEERROR, H5I_INVALID_HID, "unable to release group") FUNC_LEAVE_API(ret_value) @@ -495,18 +530,18 @@ done: hid_t H5Gget_create_plist(hid_t group_id) { - H5G_t *group = NULL; - hid_t ret_value = H5I_INVALID_HID; /* Return value */ + H5VL_object_t *vol_obj = NULL; + hid_t ret_value = H5I_INVALID_HID; FUNC_ENTER_API(H5I_INVALID_HID) H5TRACE1("i", "i", group_id); /* Check args */ - if(NULL == (group = (H5G_t *)H5I_object_verify(group_id, H5I_GROUP))) + if(NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(group_id, H5I_GROUP))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, H5I_INVALID_HID, "not a group ID") /* Get the group creation property list for the group */ - if((ret_value = H5G_get_create_plist(group)) < 0) + if(H5VL_group_get(vol_obj, H5VL_GROUP_GET_GCPL, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, &ret_value) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTGET, H5I_INVALID_HID, "can't get group's creation property list") done: @@ -526,8 +561,9 @@ done: herr_t H5Gget_info(hid_t loc_id, H5G_info_t *group_info) { - H5I_type_t id_type; /* Type of ID */ - H5G_loc_t loc; /* Location of group */ + H5VL_object_t *vol_obj; + H5I_type_t id_type; /* Type of ID */ + H5VL_loc_params_t loc_params; herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) @@ -541,11 +577,13 @@ H5Gget_info(hid_t loc_id, H5G_info_t *group_info) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "group_info parameter cannot be NULL") /* Get group location */ - if(H5G_loc(loc_id, &loc) < 0) + if(NULL == (vol_obj = (H5VL_object_t *)H5I_object(loc_id))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid location identifier") /* Retrieve the group's information */ - if(H5G__obj_info(loc.oloc, group_info) < 0) + loc_params.type = H5VL_OBJECT_BY_SELF; + loc_params.obj_type = id_type; + if(H5VL_group_get(vol_obj, H5VL_GROUP_GET_INFO, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, &loc_params, group_info) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "unable to get group info") done: @@ -567,15 +605,14 @@ herr_t H5Gget_info_by_name(hid_t loc_id, const char *name, H5G_info_t *group_info, hid_t lapl_id) { - H5G_loc_t loc; /* Location of group */ - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t *vol_obj; + H5VL_loc_params_t loc_params; + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE4("e", "i*s*xi", loc_id, name, group_info, lapl_id); /* Check args */ - if(H5G_loc(loc_id, &loc) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a location") if(!name) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "name parameter cannot be NULL") if(!*name) @@ -587,8 +624,18 @@ H5Gget_info_by_name(hid_t loc_id, const char *name, H5G_info_t *group_info, if(H5CX_set_apl(&lapl_id, H5P_CLS_LACC, loc_id, FALSE) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTSET, FAIL, "can't set access property list info") + /* Get the location object */ + if(NULL == (vol_obj = (H5VL_object_t *)H5I_object(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid location identifier") + + /* Set up location parameters */ + loc_params.type = H5VL_OBJECT_BY_NAME; + loc_params.loc_data.loc_by_name.name = name; + loc_params.loc_data.loc_by_name.lapl_id = lapl_id; + loc_params.obj_type = H5I_get_type(loc_id); + /* Retrieve the group's information */ - if(H5G__get_info_by_name(&loc, name, group_info/*out*/) < 0) + if(H5VL_group_get(vol_obj, H5VL_GROUP_GET_INFO, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, &loc_params, group_info) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't retrieve group info") done: @@ -610,7 +657,8 @@ herr_t H5Gget_info_by_idx(hid_t loc_id, const char *group_name, H5_index_t idx_type, H5_iter_order_t order, hsize_t n, H5G_info_t *group_info, hid_t lapl_id) { - H5G_loc_t loc; /* Location of group */ + H5VL_object_t *vol_obj; + H5VL_loc_params_t loc_params; herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) @@ -618,8 +666,6 @@ H5Gget_info_by_idx(hid_t loc_id, const char *group_name, H5_index_t idx_type, lapl_id); /* Check args */ - if(H5G_loc(loc_id, &loc) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a location") if(!group_name) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "group_name parameter cannot be NULL") if(!*group_name) @@ -635,8 +681,21 @@ H5Gget_info_by_idx(hid_t loc_id, const char *group_name, H5_index_t idx_type, if(H5CX_set_apl(&lapl_id, H5P_CLS_LACC, loc_id, FALSE) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTSET, FAIL, "can't set access property list info") + /* Get the location object */ + if(NULL == (vol_obj = (H5VL_object_t *)H5I_object(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid location identifier") + + /* Set location parameters */ + loc_params.type = H5VL_OBJECT_BY_IDX; + loc_params.loc_data.loc_by_idx.name = group_name; + loc_params.loc_data.loc_by_idx.idx_type = idx_type; + loc_params.loc_data.loc_by_idx.order = order; + loc_params.loc_data.loc_by_idx.n = n; + loc_params.loc_data.loc_by_idx.lapl_id = lapl_id; + loc_params.obj_type = H5I_get_type(loc_id); + /* Retrieve the group's information */ - if(H5G__get_info_by_idx(&loc, group_name, idx_type, order, n, group_info/*out*/) < 0) + if(H5VL_group_get(vol_obj, H5VL_GROUP_GET_INFO, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, &loc_params, group_info) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't retrieve group info") done: @@ -663,7 +722,7 @@ H5Gclose(hid_t group_id) H5TRACE1("e", "i", group_id); /* Check args */ - if(NULL == H5I_object_verify(group_id,H5I_GROUP)) + if(NULL == H5I_object_verify(group_id, H5I_GROUP)) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a group") /* Decrement the counter on the group atom. It will be freed if the count @@ -692,22 +751,22 @@ done: herr_t H5Gflush(hid_t group_id) { - H5G_t *grp; /* Group for this operation */ - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t *vol_obj; /* Group for this operation */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE1("e", "i", group_id); /* Check args */ - if(NULL == (grp = (H5G_t *)H5I_object_verify(group_id, H5I_GROUP))) + if(NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(group_id, H5I_GROUP))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a group ID") /* Set up collective metadata if appropriate */ if(H5CX_set_loc(group_id) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTSET, FAIL, "can't set collective metadata read info") - /* Flush metadata to file */ - if(H5O_flush_common(&grp->oloc, group_id) < 0) + /* Flush group's metadata to file */ + if(H5VL_group_specific(vol_obj, H5VL_GROUP_FLUSH, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, group_id) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTFLUSH, FAIL, "unable to flush group") done: @@ -730,14 +789,14 @@ done: herr_t H5Grefresh(hid_t group_id) { - H5G_t *grp; /* Group for this operation */ - herr_t ret_value = SUCCEED; /* Return value */ - + H5VL_object_t *vol_obj; /* Group for this operation */ + herr_t ret_value = SUCCEED; /* Return value */ + FUNC_ENTER_API(FAIL) H5TRACE1("e", "i", group_id); /* Check args */ - if(NULL == (grp = (H5G_t *)H5I_object_verify(group_id, H5I_GROUP))) + if(NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(group_id, H5I_GROUP))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a group ID") /* Set up collective metadata if appropriate */ @@ -745,7 +804,7 @@ H5Grefresh(hid_t group_id) HGOTO_ERROR(H5E_SYM, H5E_CANTSET, FAIL, "can't set collective metadata read info") /* Refresh group's metadata */ - if((H5O_refresh_metadata(group_id, grp->oloc)) < 0) + if(H5VL_group_specific(vol_obj, H5VL_GROUP_REFRESH, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, group_id) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTLOAD, FAIL, "unable to refresh group") done: |