diff options
Diffstat (limited to 'src/H5G.c')
| -rw-r--r-- | src/H5G.c | 405 |
1 files changed, 185 insertions, 220 deletions
@@ -93,8 +93,9 @@ #include "H5Eprivate.h" /* Error handling */ #include "H5Gpkg.h" /* Groups */ #include "H5Iprivate.h" /* IDs */ +#include "H5MMprivate.h" /* Memory management */ #include "H5Pprivate.h" /* Property lists */ - +#include "H5VLprivate.h" /* VOL plugins */ /****************/ /* Local Macros */ @@ -135,7 +136,8 @@ 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 */ + NULL, /* Callback routine for closing objects of this class */ + (H5I_free2_t)H5G_close_group /* Callback routine for closing auxilary objects of this class */ }}; @@ -270,19 +272,19 @@ H5G_term_interface(void) *------------------------------------------------------------------------- */ hid_t -H5Gcreate2(hid_t loc_id, const char *name, hid_t lcpl_id, hid_t gcpl_id, - hid_t gapl_id) +H5Gcreate2(hid_t loc_id, const char *name, hid_t lcpl_id, hid_t gcpl_id, hid_t gapl_id) { - H5G_loc_t loc; /* Location to create group */ - H5G_t *grp = NULL; /* New group created */ + void *grp = NULL; /* dset token from VOL plugin */ + void *obj = NULL; /* object token of loc_id */ + H5VL_t *vol_plugin; /* VOL plugin information */ + H5VL_loc_params_t loc_params; + H5P_genplist_t *plist; /* Property list pointer */ hid_t ret_value; /* Return value */ FUNC_ENTER_API(FAIL) 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, FAIL, "not a location") if(!name || !*name) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no name") @@ -307,17 +309,35 @@ H5Gcreate2(hid_t loc_id, const char *name, hid_t lcpl_id, hid_t gcpl_id, if(TRUE != H5P_isa_class(gapl_id, H5P_GROUP_ACCESS)) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not group access property list") - /* Create the new group & get its ID */ - if(NULL == (grp = H5G__create_named(&loc, name, lcpl_id, gcpl_id, gapl_id, H5AC_dxpl_id))) - HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "unable to create group") - if((ret_value = H5I_register(H5I_GROUP, grp, TRUE)) < 0) - HGOTO_ERROR(H5E_ATOM, H5E_CANTREGISTER, FAIL, "unable to register group") + /* Get the plist structure */ + if(NULL == (plist = (H5P_genplist_t *)H5I_object(gcpl_id))) + HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID") + + if(H5P_set(plist, H5VL_GRP_LCPL_ID, &lcpl_id) < 0) + HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't set property value for lcpl id") + + loc_params.type = H5VL_OBJECT_BY_SELF; + loc_params.obj_type = H5I_get_type(loc_id); + + /* get the file object */ + if(NULL == (obj = (void *)H5I_object(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid file identifier") + /* get the plugin pointer */ + if (NULL == (vol_plugin = (H5VL_t *)H5I_get_aux(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "ID does not contain VOL information") + + /* Create the group through the VOL */ + if(NULL == (grp = H5VL_group_create(obj, loc_params, vol_plugin, name, gcpl_id, gapl_id, H5AC_dxpl_id, H5_EVENT_STACK_NULL))) + HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "unable to create group") + + /* Get an atom for the group */ + if((ret_value = H5I_register2(H5I_GROUP, grp, vol_plugin, TRUE)) < 0) + HGOTO_ERROR(H5E_ATOM, H5E_CANTREGISTER, FAIL, "unable to atomize dataset handle") done: - if(ret_value < 0) - if(grp && H5G_close(grp) < 0) + if (ret_value < 0 && grp) + if(H5VL_group_close (grp, vol_plugin, H5AC_dxpl_id, H5_EVENT_STACK_NULL) < 0) HDONE_ERROR(H5E_SYM, H5E_CLOSEERROR, FAIL, "unable to release group") - FUNC_LEAVE_API(ret_value) } /* end H5Gcreate2() */ @@ -360,18 +380,15 @@ done: hid_t H5Gcreate_anon(hid_t loc_id, hid_t gcpl_id, hid_t gapl_id) { - H5G_loc_t loc; - H5G_t *grp = NULL; - H5G_obj_create_t gcrt_info; /* Information for group creation */ + void *grp = NULL; /* dset token from VOL plugin */ + void *obj = NULL; /* object token of loc_id */ + H5VL_t *vol_plugin; /* VOL plugin information */ + H5VL_loc_params_t loc_params; hid_t ret_value; FUNC_ENTER_API(FAIL) H5TRACE3("i", "iii", loc_id, gcpl_id, gapl_id); - /* Check arguments */ - if(H5G_loc(loc_id, &loc) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a location") - /* Check group creation property list */ if(H5P_DEFAULT == gcpl_id) gcpl_id = H5P_GROUP_CREATE_DEFAULT; @@ -386,36 +403,29 @@ H5Gcreate_anon(hid_t loc_id, hid_t gcpl_id, hid_t gapl_id) if(TRUE != H5P_isa_class(gapl_id, H5P_GROUP_ACCESS)) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not group access property list") - /* 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)); + loc_params.type = H5VL_OBJECT_BY_SELF; + loc_params.obj_type = H5I_get_type(loc_id); - /* Create the new group & get its ID */ - if(NULL == (grp = H5G__create(loc.oloc->file, &gcrt_info, H5AC_dxpl_id))) - HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "unable to create group") - if((ret_value = H5I_register(H5I_GROUP, grp, TRUE)) < 0) - HGOTO_ERROR(H5E_ATOM, H5E_CANTREGISTER, FAIL, "unable to register group") + /* get the file object */ + if(NULL == (obj = (void *)H5I_object(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid file identifier") -done: - /* Release the group's object header, if it was created */ - if(grp) { - H5O_loc_t *oloc; /* Object location for group */ + /* get the plugin pointer */ + if (NULL == (vol_plugin = (H5VL_t *)H5I_get_aux(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "ID does not contain VOL information") - /* Get the new group's object location */ - if(NULL == (oloc = H5G_oloc(grp))) - HDONE_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "unable to get object location of group") + /* Create the group through the VOL */ + if(NULL == (grp = H5VL_group_create(obj, loc_params, vol_plugin, NULL, gcpl_id, gapl_id, H5AC_dxpl_id, H5_EVENT_STACK_NULL))) + HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "unable to create group") - /* Decrement refcount on group's object header in memory */ - if(H5O_dec_rc_by_loc(oloc, H5AC_dxpl_id) < 0) - HDONE_ERROR(H5E_SYM, H5E_CANTDEC, FAIL, "unable to decrement refcount on newly created object") - } /* end if */ + /* Get an atom for the group */ + if((ret_value = H5I_register2(H5I_GROUP, grp, vol_plugin, TRUE)) < 0) + HGOTO_ERROR(H5E_ATOM, H5E_CANTREGISTER, FAIL, "unable to atomize dataset handle") - /* Cleanup on failure */ - if(ret_value < 0) - if(grp && H5G_close(grp) < 0) +done: + if (ret_value < 0 && grp) + if(H5VL_group_close (grp, vol_plugin, H5AC_dxpl_id, H5_EVENT_STACK_NULL) < 0) HDONE_ERROR(H5E_SYM, H5E_CLOSEERROR, FAIL, "unable to release group") - FUNC_LEAVE_API(ret_value) } /* end H5Gcreate_anon() */ @@ -440,16 +450,16 @@ 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 */ + void *grp = NULL; /* dset token from VOL plugin */ + void *obj = NULL; /* object token of loc_id */ + H5VL_t *vol_plugin; /* VOL plugin information */ + H5VL_loc_params_t loc_params; hid_t ret_value; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE3("i", "i*si", loc_id, name, gapl_id); /* Check args */ - if(H5G_loc(loc_id, &loc) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a location") if(!name || !*name) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no name") @@ -460,20 +470,29 @@ H5Gopen2(hid_t loc_id, const char *name, hid_t gapl_id) if(TRUE != H5P_isa_class(gapl_id, H5P_GROUP_ACCESS)) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not group access property list") - /* Open the group */ - if((grp = H5G__open_name(&loc, name, gapl_id, H5AC_dxpl_id)) == NULL) - HGOTO_ERROR(H5E_SYM, H5E_CANTOPENOBJ, FAIL, "unable to open group") + loc_params.type = H5VL_OBJECT_BY_SELF; + loc_params.obj_type = H5I_get_type(loc_id); + + /* get the file object */ + if(NULL == (obj = (void *)H5I_object(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid file identifier") + + /* get the plugin pointer */ + if (NULL == (vol_plugin = (H5VL_t *)H5I_get_aux(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "ID does not contain VOL information") - /* Register an ID for the group */ - if((ret_value = H5I_register(H5I_GROUP, grp, TRUE)) < 0) - HGOTO_ERROR(H5E_ATOM, H5E_CANTREGISTER, FAIL, "unable to register group") + /* Create the group through the VOL */ + if(NULL == (grp = H5VL_group_open(obj, loc_params, vol_plugin, name, gapl_id, H5AC_dxpl_id, H5_EVENT_STACK_NULL))) + HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "unable to create group") + + /* Get an atom for the group */ + if((ret_value = H5I_register2(H5I_GROUP, grp, vol_plugin, TRUE)) < 0) + HGOTO_ERROR(H5E_ATOM, H5E_CANTREGISTER, FAIL, "unable to atomize dataset handle") done: - if(ret_value < 0) { - if(grp && H5G_close(grp) < 0) + if (ret_value < 0 && grp) + if(H5VL_group_close (grp, vol_plugin, H5AC_dxpl_id, H5_EVENT_STACK_NULL) < 0) HDONE_ERROR(H5E_SYM, H5E_CLOSEERROR, FAIL, "unable to release group") - } /* end if */ - FUNC_LEAVE_API(ret_value) } /* end H5Gopen2() */ @@ -495,20 +514,24 @@ done: *------------------------------------------------------------------------- */ hid_t -H5Gget_create_plist(hid_t group_id) +H5Gget_create_plist(hid_t grp_id) { - H5G_t *group = NULL; - hid_t ret_value = FAIL; + H5VL_t *vol_plugin; + void *grp; + hid_t ret_value = FAIL; FUNC_ENTER_API(FAIL) - H5TRACE1("i", "i", group_id); + H5TRACE1("i", "i", grp_id); - /* Check args */ - if(NULL == (group = (H5G_t *)H5I_object_verify(group_id, H5I_GROUP))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a group") + /* get the plugin pointer */ + if (NULL == (vol_plugin = (H5VL_t *)H5I_get_aux(grp_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "ID does not contain VOL information") + /* get the dataset object */ + if(NULL == (grp = (void *)H5I_object(grp_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid group identifier") - if((ret_value = H5G_get_create_plist(group)) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a group") + if(H5VL_group_get(grp, vol_plugin, H5VL_GROUP_GET_GCPL, H5AC_dxpl_id, H5_EVENT_STACK_NULL, &ret_value) < 0) + HGOTO_ERROR(H5E_INTERNAL, H5E_CANTGET, FAIL, "unable to get group creation properties") done: FUNC_LEAVE_API(ret_value) @@ -516,101 +539,6 @@ done: /*------------------------------------------------------------------------- - * Function: H5G_get_create_plist - * - * Purpose: Private function for H5Gget_create_plist - * - * Return: Success: ID for a copy of the group creation - * property list. The property list ID should be - * released by calling H5Pclose(). - * - * Failure: FAIL - * - * Programmer: Quincey Koziol - * Tuesday, October 25, 2005 - * - *------------------------------------------------------------------------- - */ -hid_t -H5G_get_create_plist(H5G_t *grp) -{ - H5O_linfo_t linfo; /* Link info message */ - htri_t ginfo_exists; - htri_t linfo_exists; - htri_t pline_exists; - H5P_genplist_t *gcpl_plist; - H5P_genplist_t *new_plist; - hid_t new_gcpl_id = FAIL; - hid_t ret_value = FAIL; - - FUNC_ENTER_NOAPI(FAIL) - - /* Copy the default group creation property list */ - if(NULL == (gcpl_plist = (H5P_genplist_t *)H5I_object(H5P_LST_GROUP_CREATE_ID_g))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "can't get default group creation property list") - if((new_gcpl_id = H5P_copy_plist(gcpl_plist, TRUE)) < 0) - HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "unable to copy the creation property list") - if(NULL == (new_plist = (H5P_genplist_t *)H5I_object(new_gcpl_id))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "can't get property list") - - /* Retrieve any object creation properties */ - if(H5O_get_create_plist(&grp->oloc, H5AC_ind_dxpl_id, new_plist) < 0) - HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't get object creation info") - - /* Check for the group having a group info message */ - if((ginfo_exists = H5O_msg_exists(&(grp->oloc), H5O_GINFO_ID, H5AC_ind_dxpl_id)) < 0) - HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "unable to read object header") - if(ginfo_exists) { - H5O_ginfo_t ginfo; /* Group info message */ - - /* Read the group info */ - if(NULL == H5O_msg_read(&(grp->oloc), H5O_GINFO_ID, &ginfo, H5AC_ind_dxpl_id)) - HGOTO_ERROR(H5E_SYM, H5E_BADMESG, FAIL, "can't get group info") - - /* Set the group info for the property list */ - if(H5P_set(new_plist, H5G_CRT_GROUP_INFO_NAME, &ginfo) < 0) - HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set group info") - } /* end if */ - - /* Check for the group having a link info message */ - if((linfo_exists = H5G__obj_get_linfo(&(grp->oloc), &linfo, H5AC_ind_dxpl_id)) < 0) - HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "unable to read object header") - if(linfo_exists) { - /* Set the link info for the property list */ - if(H5P_set(new_plist, H5G_CRT_LINK_INFO_NAME, &linfo) < 0) - HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set link info") - } /* end if */ - - /* Check for the group having a pipeline message */ - if((pline_exists = H5O_msg_exists(&(grp->oloc), H5O_PLINE_ID, H5AC_ind_dxpl_id)) < 0) - HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "unable to read object header") - if(pline_exists) { - H5O_pline_t pline; /* Pipeline message */ - - /* Read the pipeline */ - if(NULL == H5O_msg_read(&(grp->oloc), H5O_PLINE_ID, &pline, H5AC_ind_dxpl_id)) - HGOTO_ERROR(H5E_SYM, H5E_BADMESG, FAIL, "can't get link pipeline") - - /* Set the pipeline for the property list */ - if(H5P_set(new_plist, H5O_CRT_PIPELINE_NAME, &pline) < 0) - HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set link pipeline") - } /* end if */ - - /* Set the return value */ - ret_value = new_gcpl_id; - -done: - if(ret_value < 0) { - if(new_gcpl_id > 0) - if(H5I_dec_app_ref(new_gcpl_id) < 0) - HDONE_ERROR(H5E_SYM, H5E_CANTDEC, FAIL, "can't free") - } /* end if */ - - FUNC_LEAVE_NOAPI(ret_value) -} /* end H5G_get_create_plist() */ - - -/*------------------------------------------------------------------------- * Function: H5Gget_info * * Purpose: Retrieve information about a group. @@ -624,29 +552,38 @@ done: *------------------------------------------------------------------------- */ herr_t -H5Gget_info(hid_t grp_id, H5G_info_t *grp_info) +H5Gget_info(hid_t loc_id, H5G_info_t *grp_info) { + H5VL_t *vol_plugin; + void *obj; H5I_type_t id_type; /* Type of ID */ - H5G_loc_t loc; /* Location of group */ + H5VL_loc_params_t loc_params; herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) - H5TRACE2("e", "i*x", grp_id, grp_info); + H5TRACE2("e", "i*x", loc_id, grp_info); /* Check args */ - id_type = H5I_get_type(grp_id); + id_type = H5I_get_type(loc_id); if(!(H5I_GROUP == id_type || H5I_FILE == id_type)) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "invalid argument") if(!grp_info) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no info struct") - /* Get group location */ - if(H5G_loc(grp_id, &loc) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a location") + /* get the plugin pointer */ + if (NULL == (vol_plugin = (H5VL_t *)H5I_get_aux(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "ID does not contain VOL information") + /* get the dataset object */ + if(NULL == (obj = (void *)H5I_object(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid group identifier") - /* Retrieve the group's information */ - if(H5G__obj_info(loc.oloc, grp_info/*out*/, H5AC_ind_dxpl_id) < 0) - HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't retrieve group info") + loc_params.type = H5VL_OBJECT_BY_SELF; + loc_params.obj_type = id_type; + + /* Get the group info through the VOL using the location token */ + if((ret_value = H5VL_group_get(obj, vol_plugin, H5VL_GROUP_GET_INFO, H5AC_dxpl_id, H5_EVENT_STACK_NULL, + loc_params, grp_info)) < 0) + HGOTO_ERROR(H5E_INTERNAL, H5E_CANTGET, FAIL, "unable to get group info") done: FUNC_LEAVE_API(ret_value) @@ -670,19 +607,15 @@ herr_t H5Gget_info_by_name(hid_t loc_id, const char *name, H5G_info_t *grp_info, hid_t lapl_id) { - H5G_loc_t loc; /* Location of group */ - H5G_loc_t grp_loc; /* Location used to open group */ - H5G_name_t grp_path; /* Opened object group hier. path */ - H5O_loc_t grp_oloc; /* Opened object object location */ - hbool_t loc_found = FALSE; /* Location at 'name' found */ + H5VL_t *vol_plugin; + void *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, grp_info, lapl_id); /* Check args */ - if(H5G_loc(loc_id, &loc) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a location") if(!name || !*name) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no name") if(!grp_info) @@ -693,24 +626,24 @@ H5Gget_info_by_name(hid_t loc_id, const char *name, H5G_info_t *grp_info, if(TRUE != H5P_isa_class(lapl_id, H5P_LINK_ACCESS)) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not link access property list ID") - /* Set up opened group location to fill in */ - grp_loc.oloc = &grp_oloc; - grp_loc.path = &grp_path; - H5G_loc_reset(&grp_loc); + loc_params.type = H5VL_OBJECT_BY_NAME; + loc_params.loc_data.loc_by_name.name = name; + loc_params.loc_data.loc_by_name.plist_id = lapl_id; + loc_params.obj_type = H5I_get_type(loc_id); - /* Find the group object */ - if(H5G_loc_find(&loc, name, &grp_loc/*out*/, lapl_id, H5AC_ind_dxpl_id) < 0) - HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "group not found") - loc_found = TRUE; + /* get the plugin pointer */ + if (NULL == (vol_plugin = (H5VL_t *)H5I_get_aux(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "ID does not contain VOL information") + /* get the dataset object */ + if(NULL == (obj = (void *)H5I_object(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid group identifier") - /* Retrieve the group's information */ - if(H5G__obj_info(grp_loc.oloc, grp_info/*out*/, H5AC_ind_dxpl_id) < 0) - HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't retrieve group info") + /* Get the group info through the VOL using the location token */ + if((ret_value = H5VL_group_get(obj, vol_plugin, H5VL_GROUP_GET_INFO, H5AC_dxpl_id, H5_EVENT_STACK_NULL, + loc_params, grp_info)) < 0) + HGOTO_ERROR(H5E_INTERNAL, H5E_CANTGET, FAIL, "unable to get group info") done: - if(loc_found && H5G_loc_free(&grp_loc) < 0) - HDONE_ERROR(H5E_SYM, H5E_CANTRELEASE, FAIL, "can't free location") - FUNC_LEAVE_API(ret_value) } /* end H5Gget_info_by_name() */ @@ -733,11 +666,9 @@ 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 *grp_info, hid_t lapl_id) { - H5G_loc_t loc; /* Location of group */ - H5G_loc_t grp_loc; /* Location used to open group */ - H5G_name_t grp_path; /* Opened object group hier. path */ - H5O_loc_t grp_oloc; /* Opened object object location */ - hbool_t loc_found = FALSE; /* Entry at 'name' found */ + H5VL_t *vol_plugin; + void *obj; + H5VL_loc_params_t loc_params; herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) @@ -745,8 +676,6 @@ 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 || !*group_name) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no name specified") if(idx_type <= H5_INDEX_UNKNOWN || idx_type >= H5_INDEX_N) @@ -761,25 +690,27 @@ H5Gget_info_by_idx(hid_t loc_id, const char *group_name, H5_index_t idx_type, if(TRUE != H5P_isa_class(lapl_id, H5P_LINK_ACCESS)) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not link access property list ID") - /* Set up opened group location to fill in */ - grp_loc.oloc = &grp_oloc; - grp_loc.path = &grp_path; - H5G_loc_reset(&grp_loc); - - /* Find the object's location, according to the order in the index */ - if(H5G_loc_find_by_idx(&loc, group_name, idx_type, order, n, &grp_loc/*out*/, lapl_id, H5AC_ind_dxpl_id) < 0) - HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "group not found") - loc_found = TRUE; - - /* Retrieve the group's information */ - if(H5G__obj_info(grp_loc.oloc, grp_info/*out*/, H5AC_ind_dxpl_id) < 0) - HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't retrieve group info") + 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.plist_id = lapl_id; + loc_params.obj_type = H5I_get_type(loc_id); + + /* get the plugin pointer */ + if (NULL == (vol_plugin = (H5VL_t *)H5I_get_aux(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "ID does not contain VOL information") + /* get the dataset object */ + if(NULL == (obj = (void *)H5I_object(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid group identifier") + + /* Get the group info through the VOL using the location token */ + if((ret_value = H5VL_group_get(obj, vol_plugin, H5VL_GROUP_GET_INFO, H5AC_dxpl_id, H5_EVENT_STACK_NULL, + loc_params, grp_info)) < 0) + HGOTO_ERROR(H5E_INTERNAL, H5E_CANTGET, FAIL, "unable to get group info") done: - /* Release the object location */ - if(loc_found && H5G_loc_free(&grp_loc) < 0) - HDONE_ERROR(H5E_SYM, H5E_CANTRELEASE, FAIL, "can't free location") - FUNC_LEAVE_API(ret_value) } /* end H5Gget_info_by_idx() */ @@ -815,8 +746,42 @@ H5Gclose(hid_t group_id) */ if(H5I_dec_app_ref(group_id) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTRELEASE, FAIL, "unable to close group") +#if 0 + /* Close the group through the VOL */ + if(H5VL_group_close(group_id, H5AC_dxpl_id, H5_EVENT_STACK_NULL) < 0) + HGOTO_ERROR(H5E_SYM, H5E_CANTRELEASE, FAIL, "unable to close group") +#endif done: FUNC_LEAVE_API(ret_value) } /* end H5Gclose() */ + +/*------------------------------------------------------------------------- + * Function: H5G_close_group + * + * Purpose: Called when the ref count reaches zero on the group_id + * + * Return: Success: Non-negative + * + * Failure: Negative + * + * Programmer: Mohamad Chaarawi + * June 2012 + * + *------------------------------------------------------------------------- + */ +herr_t +H5G_close_group(void *grp, H5VL_t *vol_plugin) +{ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_NOAPI_NOINIT + + /* Close the group through the VOL*/ + if((ret_value = H5VL_group_close(grp, vol_plugin, H5AC_dxpl_id, H5_EVENT_STACK_NULL)) < 0) + HGOTO_ERROR(H5E_SYM, H5E_CLOSEERROR, FAIL, "unable to close group") + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5G_close_group() */ |