diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/H5Gdeprec.c | 45 | ||||
| -rw-r--r-- | src/H5L.c | 128 | ||||
| -rw-r--r-- | src/H5Lexternal.c | 3 | ||||
| -rw-r--r-- | src/H5O.c | 9 | ||||
| -rw-r--r-- | src/H5VLcallback.c | 365 | ||||
| -rw-r--r-- | src/H5VLprivate.h | 12 |
6 files changed, 372 insertions, 190 deletions
diff --git a/src/H5Gdeprec.c b/src/H5Gdeprec.c index df5a1d8..769ec42 100644 --- a/src/H5Gdeprec.c +++ b/src/H5Gdeprec.c @@ -349,6 +349,7 @@ H5Glink(hid_t cur_loc_id, H5G_link_t type, const char *cur_name, const char *new H5VL_object_t *vol_obj = NULL; /* object token of loc_id */ H5VL_loc_params_t loc_params1; H5VL_loc_params_t loc_params2; + H5VL_object_t tmp_vol_obj; /* Temporary object token of */ loc_params1.type = H5VL_OBJECT_BY_NAME; loc_params1.obj_type = H5I_get_type(cur_loc_id); @@ -369,11 +370,14 @@ H5Glink(hid_t cur_loc_id, H5G_link_t type, const char *cur_name, const char *new if(H5P_set(plist, H5VL_PROP_LINK_TARGET_LOC_PARAMS, &loc_params1) < 0) HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't set property value for target loc params") + /* Construct a temporary VOL object */ + tmp_vol_obj.data = NULL; + tmp_vol_obj.plugin = vol_obj->plugin; + /* Create the link through the VOL */ - if((ret_value = H5VL_link_create(H5VL_LINK_CREATE_HARD, NULL, loc_params2, vol_obj->plugin->cls, - lcpl_id, H5P_DEFAULT, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL)) < 0) + if(H5VL_link_create(H5VL_LINK_CREATE_HARD, &tmp_vol_obj, loc_params2, lcpl_id, H5P_DEFAULT, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "unable to create link") - } + } /* end if */ else if(type == H5L_TYPE_SOFT) { H5VL_object_t *vol_obj = NULL; /* object token of loc_id */ H5VL_loc_params_t loc_params; @@ -392,10 +396,9 @@ H5Glink(hid_t cur_loc_id, H5G_link_t type, const char *cur_name, const char *new HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get property value for target name") /* Create the link through the VOL */ - if((ret_value = H5VL_link_create(H5VL_LINK_CREATE_SOFT, vol_obj->data, loc_params, vol_obj->plugin->cls, - lcpl_id, H5P_DEFAULT, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL)) < 0) + if(H5VL_link_create(H5VL_LINK_CREATE_SOFT, vol_obj, loc_params, lcpl_id, H5P_DEFAULT, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "unable to create link") - } + } /* end else-if */ else HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "Not a valid link type") @@ -467,10 +470,9 @@ H5Glink2(hid_t cur_loc_id, const char *cur_name, H5G_link_t type, HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't set property value for target name") /* Create the link through the VOL */ - if((ret_value = H5VL_link_create(H5VL_LINK_CREATE_HARD, vol_obj2->data, loc_params2, vol_obj2->plugin->cls, - lcpl_id, H5P_DEFAULT, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL)) < 0) + if(H5VL_link_create(H5VL_LINK_CREATE_HARD, vol_obj2, loc_params2, lcpl_id, H5P_DEFAULT, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "unable to create link") - } + } /* end if */ else if(type == H5L_TYPE_SOFT) { H5VL_object_t *vol_obj = NULL; /* object token of loc_id */ H5VL_loc_params_t loc_params; @@ -494,10 +496,9 @@ H5Glink2(hid_t cur_loc_id, const char *cur_name, H5G_link_t type, HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get property value for target name") /* Create the link through the VOL */ - if((ret_value = H5VL_link_create(H5VL_LINK_CREATE_SOFT, vol_obj->data, loc_params, vol_obj->plugin->cls, - lcpl_id, H5P_DEFAULT, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL)) < 0) + if(H5VL_link_create(H5VL_LINK_CREATE_SOFT, vol_obj, loc_params, lcpl_id, H5P_DEFAULT, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "unable to create link") - } + } /* end else-if */ else HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "not a valid link type") @@ -542,8 +543,7 @@ H5Gmove(hid_t src_loc_id, const char *src_name, const char *dst_name) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid location identifier") /* Move the link */ - if((ret_value = H5VL_link_move(vol_obj->data, loc_params1, NULL, loc_params2, vol_obj->plugin->cls, - H5P_DEFAULT, H5P_DEFAULT, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL)) < 0) + if(H5VL_link_move(vol_obj, loc_params1, NULL, loc_params2, H5P_DEFAULT, H5P_DEFAULT, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTMOVE, FAIL, "couldn't move link") done: @@ -580,27 +580,24 @@ H5Gmove2(hid_t src_loc_id, const char *src_name, hid_t dst_loc_id, loc_params1.loc_data.loc_by_name.name = src_name; loc_params1.loc_data.loc_by_name.lapl_id = H5P_DEFAULT; loc_params1.obj_type = H5I_get_type(src_loc_id); + /* Set location parameter for destination object */ loc_params2.type = H5VL_OBJECT_BY_NAME; loc_params2.loc_data.loc_by_name.name = dst_name; loc_params2.loc_data.loc_by_name.lapl_id = H5P_DEFAULT; loc_params2.obj_type = H5I_get_type(dst_loc_id); - if(H5L_SAME_LOC != src_loc_id) { + if(H5L_SAME_LOC != src_loc_id) /* get the location object */ if(NULL == (vol_obj1 = (H5VL_object_t *)H5I_object(src_loc_id))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid location identifier") - } - if(H5L_SAME_LOC != dst_loc_id) { + if(H5L_SAME_LOC != dst_loc_id) /* get the location object */ if(NULL == (vol_obj2 = (H5VL_object_t *)H5I_object(dst_loc_id))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid location identifier") - } /* Move the link */ - if((ret_value = H5VL_link_move(vol_obj1->data, loc_params1, vol_obj2->data, loc_params2, - vol_obj1->plugin->cls, H5P_DEFAULT, H5P_DEFAULT, - H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL)) < 0) + if(H5VL_link_move(vol_obj1, loc_params1, vol_obj2, loc_params2, H5P_DEFAULT, H5P_DEFAULT, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTMOVE, FAIL, "unable to move link") done: @@ -643,8 +640,7 @@ H5Gunlink(hid_t loc_id, const char *name) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid location identifier") /* Delete the link */ - if(H5VL_link_specific(vol_obj->data, loc_params, vol_obj->plugin->cls, H5VL_LINK_DELETE, - H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) + if(H5VL_link_specific(vol_obj, loc_params, H5VL_LINK_DELETE, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTDELETE, FAIL, "couldn't delete link") done: @@ -688,8 +684,7 @@ H5Gget_linkval(hid_t loc_id, const char *name, size_t size, char *buf/*out*/) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid location identifier") /* Get the link value */ - if((ret_value = H5VL_link_get(vol_obj->data, loc_params, vol_obj->plugin->cls, H5VL_LINK_GET_VAL, - H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, buf, size)) < 0) + if(H5VL_link_get(vol_obj, loc_params, H5VL_LINK_GET_VAL, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, buf, size) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "unable to get link value") done: @@ -279,7 +279,6 @@ H5Lmove(hid_t src_loc_id, const char *src_name, hid_t dst_loc_id, H5VL_loc_params_t loc_params1; H5VL_object_t *vol_obj2 = NULL; /* Object token of dst_id */ H5VL_loc_params_t loc_params2; - hbool_t vol_wrapper_set = FALSE; /* Whether the VOL object wrapping context was set up */ herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) @@ -331,28 +330,11 @@ H5Lmove(hid_t src_loc_id, const char *src_name, hid_t dst_loc_id, if (vol_obj1->plugin->cls->value != vol_obj2->plugin->cls->value) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "Objects are accessed through different VOL plugins and can't be linked") - /* Set wrapper info in API context */ - { - H5VL_object_t *vol_obj = NULL; /* object token of loc_id */ - - vol_obj = (vol_obj1 ? vol_obj1 : vol_obj2); - if(H5VL_set_vol_wrapper(vol_obj->data, vol_obj->plugin) < 0) - HGOTO_ERROR(H5E_LINK, H5E_CANTSET, H5I_INVALID_HID, "can't set VOL wrapper info") - vol_wrapper_set = TRUE; - } - /* Move the link */ - if (H5VL_link_move((vol_obj1 ? vol_obj1->data : NULL), loc_params1, - (vol_obj2 ? vol_obj2->data : NULL), loc_params2, - (vol_obj1 ? vol_obj1->plugin->cls : vol_obj2->plugin->cls), - lcpl_id, lapl_id, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) + if(H5VL_link_move(vol_obj1, loc_params1, vol_obj2, loc_params2, lcpl_id, lapl_id, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_LINK, H5E_CANTMOVE, FAIL, "unable to move link") done: - /* Reset object wrapping info in API context */ - if(vol_wrapper_set && H5VL_reset_vol_wrapper() < 0) - HDONE_ERROR(H5E_LINK, H5E_CANTSET, H5I_INVALID_HID, "can't reset VOL wrapper info") - FUNC_LEAVE_API(ret_value) } /* end H5Lmove() */ @@ -379,7 +361,7 @@ H5Lcopy(hid_t src_loc_id, const char *src_name, hid_t dst_loc_id, H5VL_loc_params_t loc_params1; H5VL_object_t *vol_obj2 = NULL; /* Object token of dst_id */ H5VL_loc_params_t loc_params2; - hbool_t vol_wrapper_set = FALSE; /* Whether the VOL object wrapping context was set up */ + H5VL_object_t tmp_vol_obj; /* Temporary object token of */ herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) @@ -405,7 +387,6 @@ H5Lcopy(hid_t src_loc_id, const char *src_name, hid_t dst_loc_id, if(H5P_DEFAULT == lcpl_id) lcpl_id = H5P_LINK_CREATE_DEFAULT; - /* Set location paramter for source object */ loc_params1.type = H5VL_OBJECT_BY_NAME; loc_params1.loc_data.loc_by_name.name = src_name; @@ -432,28 +413,15 @@ H5Lcopy(hid_t src_loc_id, const char *src_name, hid_t dst_loc_id, if(vol_obj1->plugin->cls->value != vol_obj2->plugin->cls->value) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "Objects are accessed through different VOL plugins and can't be linked") - /* Set wrapper info in API context */ - { - H5VL_object_t *vol_obj = NULL; /* object token of loc_id */ - - vol_obj = (vol_obj1 ? vol_obj1 : vol_obj2); - if(H5VL_set_vol_wrapper(vol_obj->data, vol_obj->plugin) < 0) - HGOTO_ERROR(H5E_LINK, H5E_CANTSET, H5I_INVALID_HID, "can't set VOL wrapper info") - vol_wrapper_set = TRUE; - } + /* Construct a temporary source VOL object */ + tmp_vol_obj.data = (vol_obj1 ? vol_obj1->data : NULL); + tmp_vol_obj.plugin = (vol_obj1 ? vol_obj1->plugin : vol_obj2->plugin); /* Copy the link */ - if(H5VL_link_copy((vol_obj1 ? vol_obj1->data : NULL), loc_params1, - (vol_obj2 ? vol_obj2->data : NULL), loc_params2, - (vol_obj1 ? vol_obj1->plugin->cls : vol_obj2->plugin->cls), - lcpl_id, lapl_id, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) + if(H5VL_link_copy(&tmp_vol_obj, loc_params1, vol_obj2, loc_params2, lcpl_id, lapl_id, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_LINK, H5E_CANTMOVE, FAIL, "unable to copy link") done: - /* Reset object wrapping info in API context */ - if(vol_wrapper_set && H5VL_reset_vol_wrapper() < 0) - HDONE_ERROR(H5E_LINK, H5E_CANTSET, H5I_INVALID_HID, "can't reset VOL wrapper info") - FUNC_LEAVE_API(ret_value) } /* end H5Lcopy() */ @@ -483,7 +451,6 @@ H5Lcreate_soft(const char *link_target, hid_t link_loc_id, const char *link_name H5VL_object_t *vol_obj = NULL; /* object token of loc_id */ H5VL_loc_params_t loc_params; H5P_genplist_t *plist = NULL; /* Property list pointer */ - hbool_t vol_wrapper_set = FALSE; /* Whether the VOL object wrapping context was set up */ herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) @@ -529,21 +496,11 @@ H5Lcreate_soft(const char *link_target, hid_t link_loc_id, const char *link_name if(H5CX_set_apl(&lapl_id, H5P_CLS_LACC, link_loc_id, TRUE) < 0) HGOTO_ERROR(H5E_LINK, H5E_CANTSET, FAIL, "can't set access property list info") - /* Set wrapper info in API context */ - if(H5VL_set_vol_wrapper(vol_obj->data, vol_obj->plugin) < 0) - HGOTO_ERROR(H5E_LINK, H5E_CANTSET, H5I_INVALID_HID, "can't set VOL wrapper info") - vol_wrapper_set = TRUE; - /* Create the link */ - if(H5VL_link_create(H5VL_LINK_CREATE_SOFT, vol_obj->data, loc_params, vol_obj->plugin->cls, - lcpl_id, lapl_id, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) + if(H5VL_link_create(H5VL_LINK_CREATE_SOFT, vol_obj, loc_params, lcpl_id, lapl_id, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_LINK, H5E_CANTCREATE, FAIL, "unable to create soft link") done: - /* Reset object wrapping info in API context */ - if(vol_wrapper_set && H5VL_reset_vol_wrapper() < 0) - HDONE_ERROR(H5E_LINK, H5E_CANTSET, H5I_INVALID_HID, "can't reset VOL wrapper info") - FUNC_LEAVE_API(ret_value) } /* end H5Lcreate_soft() */ @@ -568,8 +525,9 @@ herr_t H5Lcreate_hard(hid_t cur_loc_id, const char *cur_name, hid_t new_loc_id, const char *new_name, hid_t lcpl_id, hid_t lapl_id) { - H5VL_object_t *vol_obj1 = NULL; /* object token of cur_loc_id */ - H5VL_object_t *vol_obj2 = NULL; /* object token of new_loc_id */ + H5VL_object_t *vol_obj1 = NULL; /* Object token of cur_loc_id */ + H5VL_object_t *vol_obj2 = NULL; /* Object token of new_loc_id */ + H5VL_object_t tmp_vol_obj; /* Temporary object token of */ H5VL_loc_params_t loc_params1; H5VL_loc_params_t loc_params2; H5P_genplist_t *plist; /* Property list pointer */ @@ -636,10 +594,12 @@ H5Lcreate_hard(hid_t cur_loc_id, const char *cur_name, if(H5P_set(plist, H5VL_PROP_LINK_TARGET_LOC_PARAMS, &loc_params1) < 0) HGOTO_ERROR(H5E_LINK, H5E_CANTGET, FAIL, "can't set property value for target name") + /* Construct a temporary VOL object */ + tmp_vol_obj.data = (vol_obj2 ? (vol_obj2->data) : NULL); + tmp_vol_obj.plugin = (vol_obj1 != NULL ? vol_obj1->plugin : vol_obj2->plugin); + /* Create the link */ - if(H5VL_link_create(H5VL_LINK_CREATE_HARD, (vol_obj2 ? (vol_obj2->data) : NULL), loc_params2, - (vol_obj1 != NULL ? vol_obj1->plugin->cls : vol_obj2->plugin->cls), - lcpl_id, lapl_id, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) + if(H5VL_link_create(H5VL_LINK_CREATE_HARD, &tmp_vol_obj, loc_params2, lcpl_id, lapl_id, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_LINK, H5E_CANTCREATE, FAIL, "unable to create hard link") done: @@ -675,11 +635,10 @@ herr_t H5Lcreate_ud(hid_t link_loc_id, const char *link_name, H5L_type_t link_type, const void *udata, size_t udata_size, hid_t lcpl_id, hid_t lapl_id) { - H5VL_object_t *vol_obj = NULL; /* object token of loc_id */ + H5VL_object_t *vol_obj = NULL; /* Object token of loc_id */ H5VL_loc_params_t loc_params; - H5P_genplist_t *plist; /* Property list pointer */ - hbool_t vol_wrapper_set = FALSE; /* Whether the VOL object wrapping context was set up */ - herr_t ret_value = SUCCEED; /* Return value */ + H5P_genplist_t *plist; /* Property list pointer */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE7("e", "i*sLl*xzii", link_loc_id, link_name, link_type, udata, @@ -720,21 +679,11 @@ H5Lcreate_ud(hid_t link_loc_id, const char *link_name, H5L_type_t link_type, if(H5P_set(plist, H5VL_PROP_LINK_UDATA_SIZE, &udata_size) < 0) HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get property value from plist") - /* Set wrapper info in API context */ - if(H5VL_set_vol_wrapper(vol_obj->data, vol_obj->plugin) < 0) - HGOTO_ERROR(H5E_LINK, H5E_CANTSET, H5I_INVALID_HID, "can't set VOL wrapper info") - vol_wrapper_set = TRUE; - /* Create external link */ - if(H5VL_link_create(H5VL_LINK_CREATE_UD, vol_obj->data, loc_params, vol_obj->plugin->cls, - lcpl_id, lapl_id, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) + if(H5VL_link_create(H5VL_LINK_CREATE_UD, vol_obj, loc_params, lcpl_id, lapl_id, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_LINK, H5E_CANTINIT, FAIL, "unable to create link") done: - /* Reset object wrapping info in API context */ - if(vol_wrapper_set && H5VL_reset_vol_wrapper() < 0) - HDONE_ERROR(H5E_LINK, H5E_CANTSET, H5I_INVALID_HID, "can't reset VOL wrapper info") - FUNC_LEAVE_API(ret_value) } /* end H5Lcreate_ud() */ @@ -791,8 +740,7 @@ H5Ldelete(hid_t loc_id, const char *name, hid_t lapl_id) vol_wrapper_set = TRUE; /* Unlink */ - if(H5VL_link_specific(vol_obj->data, loc_params, vol_obj->plugin->cls, H5VL_LINK_DELETE, - H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) + if(H5VL_link_specific(vol_obj, loc_params, H5VL_LINK_DELETE, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_LINK, H5E_CANTDELETE, FAIL, "unable to delete link") done: @@ -859,8 +807,7 @@ H5Ldelete_by_idx(hid_t loc_id, const char *group_name, H5_index_t idx_type, HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid location identifier") /* Delete the link */ - if(H5VL_link_specific(vol_obj->data, loc_params, vol_obj->plugin->cls, H5VL_LINK_DELETE, - H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) + if(H5VL_link_specific(vol_obj, loc_params, H5VL_LINK_DELETE, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_LINK, H5E_CANTDELETE, FAIL, "unable to delete link") done: @@ -922,8 +869,7 @@ H5Lget_val(hid_t loc_id, const char *name, void *buf/*out*/, size_t size, vol_wrapper_set = TRUE; /* Get the link value */ - if(H5VL_link_get(vol_obj->data, loc_params, vol_obj->plugin->cls, H5VL_LINK_GET_VAL, - H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, buf, size) < 0) + if(H5VL_link_get(vol_obj, loc_params, H5VL_LINK_GET_VAL, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, buf, size) < 0) HGOTO_ERROR(H5E_LINK, H5E_CANTGET, FAIL, "unable to get link value for '%s'", name) done: @@ -991,8 +937,7 @@ H5Lget_val_by_idx(hid_t loc_id, const char *group_name, H5_index_t idx_type, HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid location identifier") /* Get the link value */ - if(H5VL_link_get(vol_obj->data, loc_params, vol_obj->plugin->cls, H5VL_LINK_GET_VAL, - H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, buf, size) < 0) + if(H5VL_link_get(vol_obj, loc_params, H5VL_LINK_GET_VAL, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, buf, size) < 0) HGOTO_ERROR(H5E_LINK, H5E_CANTGET, FAIL, "unable to get link value") done: @@ -1049,8 +994,7 @@ H5Lexists(hid_t loc_id, const char *name, hid_t lapl_id) vol_wrapper_set = TRUE; /* Check for the existence of the link */ - if(H5VL_link_specific(vol_obj->data, loc_params, vol_obj->plugin->cls, H5VL_LINK_EXISTS, - H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, &ret_value) < 0) + if(H5VL_link_specific(vol_obj, loc_params, H5VL_LINK_EXISTS, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, &ret_value) < 0) HGOTO_ERROR(H5E_LINK, H5E_CANTGET, FAIL, "unable to get link info") done: @@ -1111,8 +1055,7 @@ H5Lget_info(hid_t loc_id, const char *name, H5L_info_t *linfo /*out*/, vol_wrapper_set = TRUE; /* Get the link information */ - if(H5VL_link_get(vol_obj->data, loc_params, vol_obj->plugin->cls, H5VL_LINK_GET_INFO, - H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, linfo) < 0) + if(H5VL_link_get(vol_obj, loc_params, H5VL_LINK_GET_INFO, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, linfo) < 0) HGOTO_ERROR(H5E_LINK, H5E_CANTGET, FAIL, "unable to get link info") done: @@ -1182,8 +1125,7 @@ H5Lget_info_by_idx(hid_t loc_id, const char *group_name, vol_wrapper_set = TRUE; /* Get the link information */ - if(H5VL_link_get(vol_obj->data, loc_params, vol_obj->plugin->cls, H5VL_LINK_GET_INFO, - H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, linfo) < 0) + if(H5VL_link_get(vol_obj, loc_params, H5VL_LINK_GET_INFO, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, linfo) < 0) HGOTO_ERROR(H5E_LINK, H5E_CANTGET, FAIL, "unable to get link info") done: @@ -1383,8 +1325,7 @@ H5Lget_name_by_idx(hid_t loc_id, const char *group_name, HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, (-1), "invalid location identifier") /* Get the link information */ - if(H5VL_link_get(vol_obj->data, loc_params, vol_obj->plugin->cls, H5VL_LINK_GET_NAME, - H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, name, size, &ret_value) < 0) + if(H5VL_link_get(vol_obj, loc_params, H5VL_LINK_GET_NAME, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, name, size, &ret_value) < 0) HGOTO_ERROR(H5E_LINK, H5E_CANTGET, (-1), "unable to get link name") done: @@ -1448,9 +1389,7 @@ H5Literate(hid_t group_id, H5_index_t idx_type, H5_iter_order_t order, vol_wrapper_set = TRUE; /* Iterate over the links */ - if((ret_value = H5VL_link_specific(vol_obj->data, loc_params, vol_obj->plugin->cls, H5VL_LINK_ITER, - H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, - FALSE, idx_type, order, idx_p, op, op_data)) < 0) + if((ret_value = H5VL_link_specific(vol_obj, loc_params, H5VL_LINK_ITER, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, FALSE, idx_type, order, idx_p, op, op_data)) < 0) HGOTO_ERROR(H5E_LINK, H5E_BADITER, FAIL, "link iteration failed") done: @@ -1530,8 +1469,7 @@ H5Literate_by_name(hid_t loc_id, const char *group_name, vol_wrapper_set = TRUE; /* Iterate over the links */ - if((ret_value = H5VL_link_specific(vol_obj->data, loc_params, vol_obj->plugin->cls, H5VL_LINK_ITER, - H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, FALSE, idx_type, order, idx_p, op, op_data)) < 0) + if((ret_value = H5VL_link_specific(vol_obj, loc_params, H5VL_LINK_ITER, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, FALSE, idx_type, order, idx_p, op, op_data)) < 0) HGOTO_ERROR(H5E_LINK, H5E_BADITER, FAIL, "link iteration failed") done: @@ -1609,9 +1547,7 @@ H5Lvisit(hid_t group_id, H5_index_t idx_type, H5_iter_order_t order, vol_wrapper_set = TRUE; /* Iterate over the links */ - if((ret_value = H5VL_link_specific(vol_obj->data, loc_params, vol_obj->plugin->cls, H5VL_LINK_ITER, - H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, - TRUE, idx_type, order, NULL, op, op_data)) < 0) + if((ret_value = H5VL_link_specific(vol_obj, loc_params, H5VL_LINK_ITER, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, TRUE, idx_type, order, NULL, op, op_data)) < 0) HGOTO_ERROR(H5E_LINK, H5E_BADITER, FAIL, "link visitation failed") done: @@ -1696,9 +1632,7 @@ H5Lvisit_by_name(hid_t loc_id, const char *group_name, H5_index_t idx_type, vol_wrapper_set = TRUE; /* Visit the links */ - if((ret_value = H5VL_link_specific(vol_obj->data, loc_params, vol_obj->plugin->cls, H5VL_LINK_ITER, - H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, - TRUE, idx_type, order, NULL, op, op_data)) < 0) + if((ret_value = H5VL_link_specific(vol_obj, loc_params, H5VL_LINK_ITER, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, TRUE, idx_type, order, NULL, op, op_data)) < 0) HGOTO_ERROR(H5E_LINK, H5E_BADITER, FAIL, "link visitation failed") done: diff --git a/src/H5Lexternal.c b/src/H5Lexternal.c index ff045c8..1c69c53 100644 --- a/src/H5Lexternal.c +++ b/src/H5Lexternal.c @@ -422,8 +422,7 @@ H5Lcreate_external(const char *file_name, const char *obj_name, HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get property value from plist") /* Create an external link */ - if((ret_value = H5VL_link_create(H5VL_LINK_CREATE_UD, vol_obj->data, loc_params, vol_obj->plugin->cls, - lcpl_id, lapl_id, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL)) < 0) + if(H5VL_link_create(H5VL_LINK_CREATE_UD, vol_obj, loc_params, lcpl_id, lapl_id, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_LINK, H5E_CANTINIT, FAIL, "unable to create external link") done: @@ -322,6 +322,7 @@ H5Olink(hid_t obj_id, hid_t new_loc_id, const char *new_name, hid_t lcpl_id, { H5VL_object_t *vol_obj1 = NULL; /* object token of obj_id */ H5VL_object_t *vol_obj2 = NULL; /* object token of new_loc_id */ + H5VL_object_t tmp_vol_obj; /* Temporary object token of */ H5VL_loc_params_t loc_params1; H5VL_loc_params_t loc_params2; H5P_genplist_t *plist; /* Property list pointer */ @@ -383,10 +384,12 @@ H5Olink(hid_t obj_id, hid_t new_loc_id, const char *new_name, hid_t lcpl_id, if(H5P_set(plist, H5VL_PROP_LINK_TARGET_LOC_PARAMS, &loc_params1) < 0) HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't set property value for target id") + /* Construct a temporary VOL object */ + tmp_vol_obj.data = vol_obj2->data; + tmp_vol_obj.plugin = (vol_obj1 != NULL ? vol_obj1->plugin : vol_obj2->plugin); + /* Create a link to the object */ - if(H5VL_link_create(H5VL_LINK_CREATE_HARD, vol_obj2->data, loc_params2, - (vol_obj1 != NULL ? vol_obj1->plugin->cls : vol_obj2->plugin->cls), - lcpl_id, lapl_id, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) + if(H5VL_link_create(H5VL_LINK_CREATE_HARD, &tmp_vol_obj, loc_params2, lcpl_id, lapl_id, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_OHDR, H5E_CANTCREATE, FAIL, "unable to create link") done: diff --git a/src/H5VLcallback.c b/src/H5VLcallback.c index 24d9c5c..ff0e0fd 100644 --- a/src/H5VLcallback.c +++ b/src/H5VLcallback.c @@ -117,6 +117,23 @@ static herr_t H5VL__group_optional(void *obj, const H5VL_class_t *cls, hid_t dxp void **req, va_list arguments); static herr_t H5VL__group_close(void *obj, const H5VL_class_t *cls, hid_t dxpl_id, void **req); +static herr_t H5VL__link_create(H5VL_link_create_type_t create_type, void *obj, + H5VL_loc_params_t loc_params, const H5VL_class_t *cls, hid_t lcpl_id, + hid_t lapl_id, hid_t dxpl_id, void **req); +static herr_t H5VL__link_copy(void *src_obj, H5VL_loc_params_t loc_params1, + void *dst_obj, H5VL_loc_params_t loc_params2, const H5VL_class_t *cls, + hid_t lcpl_id, hid_t lapl_id, hid_t dxpl_id, void **req); +static herr_t H5VL__link_move(void *src_obj, H5VL_loc_params_t loc_params1, + void *dst_obj, H5VL_loc_params_t loc_params2, const H5VL_class_t *cls, + hid_t lcpl_id, hid_t lapl_id, hid_t dxpl_id, void **req); +static herr_t H5VL__link_get(void *obj, H5VL_loc_params_t loc_params, + const H5VL_class_t *cls, H5VL_link_get_t get_type, hid_t dxpl_id, + void **req, va_list arguments); +static herr_t H5VL__link_specific(void *obj, H5VL_loc_params_t loc_params, + const H5VL_class_t *cls, H5VL_link_specific_t specific_type, hid_t dxpl_id, + void **req, va_list arguments); +static herr_t H5VL__link_optional(void *obj, const H5VL_class_t *cls, hid_t dxpl_id, + void **req, va_list arguments); /*********************/ @@ -3671,22 +3688,24 @@ done: /*------------------------------------------------------------------------- - * Function: H5VL_link_create + * Function: H5VL__link_create * - * Purpose: Creates a hard link through the VOL + * Purpose: Creates a link through the VOL + * + * Note: The 'obj' parameter is allowed to be NULL * * Return: Success: Non-negative * Failure: Negative * *------------------------------------------------------------------------- */ -herr_t -H5VL_link_create(H5VL_link_create_type_t create_type, void *obj, H5VL_loc_params_t loc_params, +static herr_t +H5VL__link_create(H5VL_link_create_type_t create_type, void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, hid_t lcpl_id, hid_t lapl_id, hid_t dxpl_id, void **req) { herr_t ret_value = SUCCEED; /* Return value */ - FUNC_ENTER_NOAPI(FAIL) + FUNC_ENTER_STATIC /* Check if the corresponding VOL callback exists */ if(NULL == cls->link_cls.create) @@ -3698,13 +3717,67 @@ H5VL_link_create(H5VL_link_create_type_t create_type, void *obj, H5VL_loc_params done: FUNC_LEAVE_NOAPI(ret_value) +} /* end H5VL__link_create() */ + + +/*------------------------------------------------------------------------- + * Function: H5VL_link_create + * + * Purpose: Creates a link through the VOL + * + * Return: Success: Non-negative + * Failure: Negative + * + *------------------------------------------------------------------------- + */ +herr_t +H5VL_link_create(H5VL_link_create_type_t create_type, const H5VL_object_t *vol_obj, + H5VL_loc_params_t loc_params, hid_t lcpl_id, hid_t lapl_id, hid_t dxpl_id, + void **req) +{ + H5VL_object_t tmp_vol_obj; /* Temporary object token of */ + hbool_t vol_wrapper_set = FALSE; /* Whether the VOL object wrapping context was set up */ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_NOAPI(FAIL) + + /* Special case for hard links */ + if(H5VL_LINK_CREATE_HARD == create_type && NULL == vol_obj->data) { + H5P_genplist_t *plist; /* Property list pointer */ + + /* Get the VOL data pointer from the fapl */ + if(NULL == (plist = (H5P_genplist_t *)H5I_object(lcpl_id))) + HGOTO_ERROR(H5E_VOL, H5E_BADTYPE, FAIL, "not a file access property list") + if(H5P_peek(plist, H5VL_PROP_LINK_TARGET, &tmp_vol_obj.data) < 0) + HGOTO_ERROR(H5E_VOL, H5E_CANTGET, FAIL, "can't get VOL plugin info") + } /* end if */ + else + /* Use the VOL object passed in */ + tmp_vol_obj.data = vol_obj->data; + tmp_vol_obj.plugin = vol_obj->plugin; + + /* Set wrapper info in API context */ + if(H5VL_set_vol_wrapper(tmp_vol_obj.data, tmp_vol_obj.plugin) < 0) + HGOTO_ERROR(H5E_VOL, H5E_CANTSET, FAIL, "can't set VOL wrapper info") + vol_wrapper_set = TRUE; + + /* Call the corresponding internal VOL routine */ + if(H5VL__link_create(create_type, vol_obj->data, loc_params, vol_obj->plugin->cls, lcpl_id, lapl_id, dxpl_id, req) < 0) + HGOTO_ERROR(H5E_VOL, H5E_CANTCREATE, FAIL, "link create failed") + +done: + /* Reset object wrapping info in API context */ + if(vol_wrapper_set && H5VL_reset_vol_wrapper() < 0) + HDONE_ERROR(H5E_VOL, H5E_CANTRESET, FAIL, "can't reset VOL wrapper info") + + FUNC_LEAVE_NOAPI(ret_value) } /* end H5VL_link_create() */ /*------------------------------------------------------------------------- * Function: H5VLlink_create * - * Purpose: Creates a hard link + * Purpose: Creates a link * * Note: The 'obj' parameter is allowed to be NULL * @@ -3729,7 +3802,7 @@ H5VLlink_create(H5VL_link_create_type_t create_type, void *obj, H5VL_loc_params_ HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a VOL plugin ID") /* Call the corresponding internal VOL routine */ - if(H5VL_link_create(create_type, obj, loc_params, cls, lcpl_id, lapl_id, dxpl_id, req) < 0) + if(H5VL__link_create(create_type, obj, loc_params, cls, lcpl_id, lapl_id, dxpl_id, req) < 0) HGOTO_ERROR(H5E_VOL, H5E_CANTCREATE, FAIL, "unable to create link") done: @@ -3738,7 +3811,7 @@ done: /*------------------------------------------------------------------------- - * Function: H5VL_link_copy + * Function: H5VL__link_copy * * Purpose: Copys a link from src to dst. * @@ -3747,14 +3820,14 @@ done: * *------------------------------------------------------------------------- */ -herr_t -H5VL_link_copy(void *src_obj, H5VL_loc_params_t loc_params1, void *dst_obj, +static herr_t +H5VL__link_copy(void *src_obj, H5VL_loc_params_t loc_params1, void *dst_obj, H5VL_loc_params_t loc_params2, const H5VL_class_t *cls, hid_t lcpl_id, hid_t lapl_id, hid_t dxpl_id, void **req) { herr_t ret_value = SUCCEED; /* Return value */ - FUNC_ENTER_NOAPI(FAIL) + FUNC_ENTER_STATIC /* Check if the corresponding VOL callback exists */ if(NULL == cls->link_cls.copy) @@ -3766,6 +3839,46 @@ H5VL_link_copy(void *src_obj, H5VL_loc_params_t loc_params1, void *dst_obj, done: FUNC_LEAVE_NOAPI(ret_value) +} /* end H5VL__link_copy() */ + + +/*------------------------------------------------------------------------- + * Function: H5VL_link_copy + * + * Purpose: Copys a link from src to dst. + * + * Return: Success: Non-negative + * Failure: Negative + * + *------------------------------------------------------------------------- + */ +herr_t +H5VL_link_copy(const H5VL_object_t *src_vol_obj, H5VL_loc_params_t loc_params1, + const H5VL_object_t *dst_vol_obj, H5VL_loc_params_t loc_params2, hid_t lcpl_id, + hid_t lapl_id, hid_t dxpl_id, void **req) +{ + const H5VL_object_t *vol_obj; /* VOL object for object with data */ + hbool_t vol_wrapper_set = FALSE; /* Whether the VOL object wrapping context was set up */ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_NOAPI(FAIL) + + /* Set wrapper info in API context */ + vol_obj = (src_vol_obj->data ? src_vol_obj : dst_vol_obj); + if(H5VL_set_vol_wrapper(vol_obj->data, vol_obj->plugin) < 0) + HGOTO_ERROR(H5E_VOL, H5E_CANTSET, FAIL, "can't set VOL wrapper info") + vol_wrapper_set = TRUE; + + /* Call the corresponding internal VOL routine */ + if(H5VL__link_copy((src_vol_obj->data ? src_vol_obj->data : NULL), loc_params1, (dst_vol_obj ? dst_vol_obj->data : NULL), loc_params2, vol_obj->plugin->cls, lcpl_id, lapl_id, dxpl_id, req) < 0) + HGOTO_ERROR(H5E_VOL, H5E_CANTCOPY, FAIL, "link copy failed") + +done: + /* Reset object wrapping info in API context */ + if(vol_wrapper_set && H5VL_reset_vol_wrapper() < 0) + HDONE_ERROR(H5E_VOL, H5E_CANTRESET, FAIL, "can't reset VOL wrapper info") + + FUNC_LEAVE_NOAPI(ret_value) } /* end H5VL_link_copy() */ @@ -3798,7 +3911,7 @@ H5VLlink_copy(void *src_obj, H5VL_loc_params_t loc_params1, void *dst_obj, HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a VOL plugin ID") /* Call the corresponding internal VOL routine */ - if(H5VL_link_copy(src_obj, loc_params1, dst_obj, loc_params2, cls, lcpl_id, lapl_id, dxpl_id, req) < 0) + if(H5VL__link_copy(src_obj, loc_params1, dst_obj, loc_params2, cls, lcpl_id, lapl_id, dxpl_id, req) < 0) HGOTO_ERROR(H5E_VOL, H5E_CANTCOPY, FAIL, "unable to copy object") done: @@ -3807,7 +3920,7 @@ done: /*------------------------------------------------------------------------- - * Function: H5VL_link_move + * Function: H5VL__link_move * * Purpose: Moves a link from src to dst. * @@ -3816,14 +3929,14 @@ done: * *------------------------------------------------------------------------- */ -herr_t -H5VL_link_move(void *src_obj, H5VL_loc_params_t loc_params1, void *dst_obj, +static herr_t +H5VL__link_move(void *src_obj, H5VL_loc_params_t loc_params1, void *dst_obj, H5VL_loc_params_t loc_params2, const H5VL_class_t *cls, hid_t lcpl_id, hid_t lapl_id, hid_t dxpl_id, void **req) { herr_t ret_value = SUCCEED; /* Return value */ - FUNC_ENTER_NOAPI(FAIL) + FUNC_ENTER_STATIC /* Check if the corresponding VOL callback exists */ if(NULL == cls->link_cls.move) @@ -3835,6 +3948,46 @@ H5VL_link_move(void *src_obj, H5VL_loc_params_t loc_params1, void *dst_obj, done: FUNC_LEAVE_NOAPI(ret_value) +} /* end H5VL__link_move() */ + + +/*------------------------------------------------------------------------- + * Function: H5VL_link_move + * + * Purpose: Moves a link from src to dst. + * + * Return: Success: Non-negative + * Failure: Negative + * + *------------------------------------------------------------------------- + */ +herr_t +H5VL_link_move(const H5VL_object_t *src_vol_obj, H5VL_loc_params_t loc_params1, + const H5VL_object_t *dst_vol_obj, H5VL_loc_params_t loc_params2, hid_t lcpl_id, + hid_t lapl_id, hid_t dxpl_id, void **req) +{ + const H5VL_object_t *vol_obj; /* VOL object for object with data */ + hbool_t vol_wrapper_set = FALSE; /* Whether the VOL object wrapping context was set up */ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_NOAPI(FAIL) + + /* Set wrapper info in API context */ + vol_obj = (src_vol_obj ? src_vol_obj : dst_vol_obj); + if(H5VL_set_vol_wrapper(vol_obj->data, vol_obj->plugin) < 0) + HGOTO_ERROR(H5E_VOL, H5E_CANTSET, FAIL, "can't set VOL wrapper info") + vol_wrapper_set = TRUE; + + /* Call the corresponding internal VOL routine */ + if(H5VL__link_move((src_vol_obj ? src_vol_obj->data : NULL), loc_params1, (dst_vol_obj ? dst_vol_obj->data : NULL), loc_params2, vol_obj->plugin->cls, lcpl_id, lapl_id, dxpl_id, req) < 0) + HGOTO_ERROR(H5E_VOL, H5E_CANTMOVE, FAIL, "link move failed") + +done: + /* Reset object wrapping info in API context */ + if(vol_wrapper_set && H5VL_reset_vol_wrapper() < 0) + HDONE_ERROR(H5E_VOL, H5E_CANTRESET, FAIL, "can't reset VOL wrapper info") + + FUNC_LEAVE_NOAPI(ret_value) } /* end H5VL_link_move() */ @@ -3867,7 +4020,7 @@ H5VLlink_move(void *src_obj, H5VL_loc_params_t loc_params1, void *dst_obj, HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a VOL plugin ID") /* Call the corresponding internal VOL routine */ - if(H5VL_link_move(src_obj, loc_params1, dst_obj, loc_params2, cls, lcpl_id, lapl_id, dxpl_id, req) < 0) + if(H5VL__link_move(src_obj, loc_params1, dst_obj, loc_params2, cls, lcpl_id, lapl_id, dxpl_id, req) < 0) HGOTO_ERROR(H5E_VOL, H5E_CANTMOVE, FAIL, "unable to move object") done: @@ -3876,6 +4029,37 @@ done: /*------------------------------------------------------------------------- + * Function: H5VL__link_get + * + * Purpose: Get specific information about the link through the VOL + * + * Return: Success: Non-negative + * Failure: Negative + * + *------------------------------------------------------------------------- + */ +static herr_t +H5VL__link_get(void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, + H5VL_link_get_t get_type, hid_t dxpl_id, void **req, va_list arguments) +{ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_STATIC + + /* Check if the corresponding VOL callback exists */ + if(NULL == cls->link_cls.get) + HGOTO_ERROR(H5E_VOL, H5E_UNSUPPORTED, FAIL, "VOL plugin has no 'link get' method") + + /* Call the corresponding VOL callback */ + if((cls->link_cls.get)(obj, loc_params, get_type, dxpl_id, req, arguments) < 0) + HGOTO_ERROR(H5E_VOL, H5E_CANTGET, FAIL, "link get failed") + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5VL__link_get() */ + + +/*------------------------------------------------------------------------- * Function: H5VL_link_get * * Purpose: Get specific information about the link through the VOL @@ -3886,23 +4070,25 @@ done: *------------------------------------------------------------------------- */ herr_t -H5VL_link_get(void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, H5VL_link_get_t get_type, - hid_t dxpl_id, void **req, ...) +H5VL_link_get(const H5VL_object_t *vol_obj, H5VL_loc_params_t loc_params, + H5VL_link_get_t get_type, hid_t dxpl_id, void **req, ...) { va_list arguments; /* Argument list passed from the API call */ hbool_t arg_started = FALSE; /* Whether the va_list has been started */ + hbool_t vol_wrapper_set = FALSE; /* Whether the VOL object wrapping context was set up */ herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(FAIL) - /* Check if the corresponding VOL callback exists */ - if(NULL == cls->link_cls.get) - HGOTO_ERROR(H5E_VOL, H5E_UNSUPPORTED, FAIL, "VOL plugin has no 'link get' method") + /* Set wrapper info in API context */ + if(H5VL_set_vol_wrapper(vol_obj->data, vol_obj->plugin) < 0) + HGOTO_ERROR(H5E_VOL, H5E_CANTSET, FAIL, "can't set VOL wrapper info") + vol_wrapper_set = TRUE; - /* Call the corresponding VOL callback */ + /* Call the corresponding internal VOL routine */ va_start(arguments, req); arg_started = TRUE; - if((cls->link_cls.get)(obj, loc_params, get_type, dxpl_id, req, arguments) < 0) + if(H5VL__link_get(vol_obj->data, loc_params, vol_obj->plugin->cls, get_type, dxpl_id, req, arguments) < 0) HGOTO_ERROR(H5E_VOL, H5E_CANTGET, FAIL, "link get failed") done: @@ -3910,6 +4096,10 @@ done: if(arg_started) va_end(arguments); + /* Reset object wrapping info in API context */ + if(vol_wrapper_set && H5VL_reset_vol_wrapper() < 0) + HDONE_ERROR(H5E_VOL, H5E_CANTRESET, FAIL, "can't reset VOL wrapper info") + FUNC_LEAVE_NOAPI(ret_value) } /* end H5VL_link_get() */ @@ -3941,12 +4131,8 @@ H5VLlink_get(void *obj, H5VL_loc_params_t loc_params, hid_t plugin_id, H5VL_link if(NULL == (cls = (H5VL_class_t *)H5I_object_verify(plugin_id, H5I_VOL))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a VOL plugin ID") - /* Check if the corresponding VOL callback exists */ - if(NULL == cls->link_cls.get) - HGOTO_ERROR(H5E_VOL, H5E_UNSUPPORTED, FAIL, "VOL plugin has no `link get' method") - - /* Bypass the H5VLint layer, calling the VOL callback directly */ - if((cls->link_cls.get)(obj, loc_params, get_type, dxpl_id, req, arguments) < 0) + /* Call the corresponding internal VOL routine */ + if(H5VL__link_get(obj, loc_params, cls, get_type, dxpl_id, req, arguments) < 0) HGOTO_ERROR(H5E_VOL, H5E_CANTGET, FAIL, "unable to execute link get callback") done: @@ -3955,9 +4141,40 @@ done: /*------------------------------------------------------------------------- + * Function: H5VL__link_specific + * + * Purpose: Specific operation on links through the VOL + * + * Return: Success: Non-negative + * Failure: Negative + * + *------------------------------------------------------------------------- + */ +static herr_t +H5VL__link_specific(void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, + H5VL_link_specific_t specific_type, hid_t dxpl_id, void **req, va_list arguments) +{ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_STATIC + + /* Check if the corresponding VOL callback exists */ + if(NULL == cls->link_cls.specific) + HGOTO_ERROR(H5E_VOL, H5E_UNSUPPORTED, FAIL, "VOL plugin has no 'link specific' method") + + /* Call the corresponding VOL callback */ + if((ret_value = (cls->link_cls.specific)(obj, loc_params, specific_type, dxpl_id, req, arguments)) < 0) + HGOTO_ERROR(H5E_VOL, H5E_CANTOPERATE, FAIL, "unable to execute link specific callback") + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5VL__link_specific() */ + + +/*------------------------------------------------------------------------- * Function: H5VL_link_specific * - * Purpose: specific operation on links through the VOL + * Purpose: Specific operation on links through the VOL * * Return: Success: Non-negative * Failure: Negative @@ -3965,23 +4182,25 @@ done: *------------------------------------------------------------------------- */ herr_t -H5VL_link_specific(void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, +H5VL_link_specific(const H5VL_object_t *vol_obj, H5VL_loc_params_t loc_params, H5VL_link_specific_t specific_type, hid_t dxpl_id, void **req, ...) { va_list arguments; /* Argument list passed from the API call */ hbool_t arg_started = FALSE; /* Whether the va_list has been started */ + hbool_t vol_wrapper_set = FALSE; /* Whether the VOL object wrapping context was set up */ herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(FAIL) - /* Check if the corresponding VOL callback exists */ - if(NULL == cls->link_cls.specific) - HGOTO_ERROR(H5E_VOL, H5E_UNSUPPORTED, FAIL, "VOL plugin has no 'link specific' method") + /* Set wrapper info in API context */ + if(H5VL_set_vol_wrapper(vol_obj->data, vol_obj->plugin) < 0) + HGOTO_ERROR(H5E_VOL, H5E_CANTSET, FAIL, "can't set VOL wrapper info") + vol_wrapper_set = TRUE; - /* Call the corresponding VOL callback */ + /* Call the corresponding internal VOL routine */ va_start(arguments, req); arg_started = TRUE; - if((ret_value = (cls->link_cls.specific)(obj, loc_params, specific_type, dxpl_id, req, arguments)) < 0) + if((ret_value = H5VL__link_specific(vol_obj->data, loc_params, vol_obj->plugin->cls, specific_type, dxpl_id, req, arguments)) < 0) HGOTO_ERROR(H5E_VOL, H5E_CANTOPERATE, FAIL, "unable to execute link specific callback") done: @@ -3989,6 +4208,10 @@ done: if(arg_started) va_end(arguments); + /* Reset object wrapping info in API context */ + if(vol_wrapper_set && H5VL_reset_vol_wrapper() < 0) + HDONE_ERROR(H5E_VOL, H5E_CANTRESET, FAIL, "can't reset VOL wrapper info") + FUNC_LEAVE_NOAPI(ret_value) } /* end H5VL_link_specific() */ @@ -4020,12 +4243,8 @@ H5VLlink_specific(void *obj, H5VL_loc_params_t loc_params, hid_t plugin_id, if(NULL == (cls = (H5VL_class_t *)H5I_object_verify(plugin_id, H5I_VOL))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a VOL plugin ID") - /* Check if the corresponding VOL callback exists */ - if(NULL == cls->link_cls.specific) - HGOTO_ERROR(H5E_VOL, H5E_UNSUPPORTED, FAIL, "VOL plugin has no `link specific' method") - - /* Bypass the H5VLint layer, calling the VOL callback directly */ - if((ret_value = (cls->link_cls.specific)(obj, loc_params, specific_type, dxpl_id, req, arguments)) < 0) + /* Call the corresponding internal VOL routine */ + if((ret_value = H5VL__link_specific(obj, loc_params, cls, specific_type, dxpl_id, req, arguments)) < 0) HGOTO_ERROR(H5E_VOL, H5E_CANTOPERATE, FAIL, "unable to execute link specific callback") done: @@ -4034,9 +4253,40 @@ done: /*------------------------------------------------------------------------- + * Function: H5VL__link_optional + * + * Purpose: Optional operation specific to plugins. + * + * Return: Success: Non-negative + * Failure: Negative + * + *------------------------------------------------------------------------- + */ +static herr_t +H5VL__link_optional(void *obj, const H5VL_class_t *cls, hid_t dxpl_id, + void **req, va_list arguments) +{ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_STATIC + + /* Check if the corresponding VOL callback exists */ + if(NULL == cls->link_cls.optional) + HGOTO_ERROR(H5E_VOL, H5E_UNSUPPORTED, FAIL, "VOL plugin has no 'link optional' method") + + /* Call the corresponding VOL callback */ + if((cls->link_cls.optional)(obj, dxpl_id, req, arguments) < 0) + HGOTO_ERROR(H5E_VOL, H5E_CANTOPERATE, FAIL, "unable to execute link optional callback") + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5VL__link_optional() */ + + +/*------------------------------------------------------------------------- * Function: H5VL_link_optional * - * Purpose: optional operation specific to plugins. + * Purpose: Optional operation specific to plugins. * * Return: Success: Non-negative * Failure: Negative @@ -4044,23 +4294,24 @@ done: *------------------------------------------------------------------------- */ herr_t -H5VL_link_optional(void *obj, const H5VL_class_t *cls, hid_t dxpl_id, - void **req, ...) +H5VL_link_optional(const H5VL_object_t *vol_obj, hid_t dxpl_id, void **req, ...) { va_list arguments; /* Argument list passed from the API call */ hbool_t arg_started = FALSE; /* Whether the va_list has been started */ + hbool_t vol_wrapper_set = FALSE; /* Whether the VOL object wrapping context was set up */ herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(FAIL) - /* Check if the corresponding VOL callback exists */ - if(NULL == cls->link_cls.optional) - HGOTO_ERROR(H5E_VOL, H5E_UNSUPPORTED, FAIL, "VOL plugin has no 'link optional' method") + /* Set wrapper info in API context */ + if(H5VL_set_vol_wrapper(vol_obj->data, vol_obj->plugin) < 0) + HGOTO_ERROR(H5E_VOL, H5E_CANTSET, FAIL, "can't set VOL wrapper info") + vol_wrapper_set = TRUE; - /* Call the corresponding VOL callback */ + /* Call the corresponding internal VOL routine */ va_start(arguments, req); arg_started = TRUE; - if((cls->link_cls.optional)(obj, dxpl_id, req, arguments) < 0) + if(H5VL__link_optional(vol_obj->data, vol_obj->plugin->cls, dxpl_id, req, arguments) < 0) HGOTO_ERROR(H5E_VOL, H5E_CANTOPERATE, FAIL, "unable to execute link optional callback") done: @@ -4068,6 +4319,10 @@ done: if(arg_started) va_end(arguments); + /* Reset object wrapping info in API context */ + if(vol_wrapper_set && H5VL_reset_vol_wrapper() < 0) + HDONE_ERROR(H5E_VOL, H5E_CANTRESET, FAIL, "can't reset VOL wrapper info") + FUNC_LEAVE_NOAPI(ret_value) } /* end H5VL_link_optional() */ @@ -4097,12 +4352,8 @@ H5VLlink_optional(void *obj, hid_t plugin_id, hid_t dxpl_id, void **req, va_list if(NULL == (cls = (H5VL_class_t *)H5I_object_verify(plugin_id, H5I_VOL))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a VOL plugin ID") - /* Check if the corresponding VOL callback exists */ - if(NULL == cls->link_cls.optional) - HGOTO_ERROR(H5E_VOL, H5E_UNSUPPORTED, FAIL, "VOL plugin has no `link optional' method") - - /* Bypass the H5VLint layer, calling the VOL callback directly */ - if((cls->link_cls.optional)(obj, dxpl_id, req, arguments) < 0) + /* Call the corresponding internal VOL routine */ + if(H5VL__link_optional(obj, cls, dxpl_id, req, arguments) < 0) HGOTO_ERROR(H5E_VOL, H5E_CANTOPERATE, FAIL, "unable to execute link optional callback") done: diff --git a/src/H5VLprivate.h b/src/H5VLprivate.h index fab4bbf..546c3ca 100644 --- a/src/H5VLprivate.h +++ b/src/H5VLprivate.h @@ -139,12 +139,12 @@ H5_DLL herr_t H5VL_group_optional(const H5VL_object_t *vol_obj, hid_t dxpl_id, v H5_DLL herr_t H5VL_group_close(const H5VL_object_t *vol_obj, hid_t dxpl_id, void **req); /* Link functions */ -H5_DLL herr_t H5VL_link_create(H5VL_link_create_type_t create_type, void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, hid_t lcpl_id, hid_t lapl_id, hid_t dxpl_id, void **req); -H5_DLL herr_t H5VL_link_copy(void *src_obj, H5VL_loc_params_t loc_params1, void *dst_obj, H5VL_loc_params_t loc_params2, const H5VL_class_t *cls, hid_t lcpl_id, hid_t lapl_id, hid_t dxpl_id, void **req); -H5_DLL herr_t H5VL_link_move(void *src_obj, H5VL_loc_params_t loc_params1, void *dst_obj, H5VL_loc_params_t loc_params2, const H5VL_class_t *cls, hid_t lcpl_id, hid_t lapl_id, hid_t dxpl_id, void **req); -H5_DLL herr_t H5VL_link_get(void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, H5VL_link_get_t get_type, hid_t dxpl_id, void **req, ...); -H5_DLL herr_t H5VL_link_specific(void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, H5VL_link_specific_t specific_type, hid_t dxpl_id, void **req, ...); -H5_DLL herr_t H5VL_link_optional(void *obj, const H5VL_class_t *cls, hid_t dxpl_id, void **req, ...); +H5_DLL herr_t H5VL_link_create(H5VL_link_create_type_t create_type, const H5VL_object_t *vol_obj, H5VL_loc_params_t loc_params, hid_t lcpl_id, hid_t lapl_id, hid_t dxpl_id, void **req); +H5_DLL herr_t H5VL_link_copy(const H5VL_object_t *src_vol_obj, H5VL_loc_params_t loc_params1, const H5VL_object_t *dst_vol_obj, H5VL_loc_params_t loc_params2, hid_t lcpl_id, hid_t lapl_id, hid_t dxpl_id, void **req); +H5_DLL herr_t H5VL_link_move(const H5VL_object_t *src_vol_obj, H5VL_loc_params_t loc_params1, const H5VL_object_t *dst_vol_obj, H5VL_loc_params_t loc_params2, hid_t lcpl_id, hid_t lapl_id, hid_t dxpl_id, void **req); +H5_DLL herr_t H5VL_link_get(const H5VL_object_t *vol_obj, H5VL_loc_params_t loc_params, H5VL_link_get_t get_type, hid_t dxpl_id, void **req, ...); +H5_DLL herr_t H5VL_link_specific(const H5VL_object_t *vol_obj, H5VL_loc_params_t loc_params, H5VL_link_specific_t specific_type, hid_t dxpl_id, void **req, ...); +H5_DLL herr_t H5VL_link_optional(const H5VL_object_t *vol_obj, hid_t dxpl_id, void **req, ...); /* Object functions */ H5_DLL void *H5VL_object_open(void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, H5I_type_t *opened_type, hid_t dxpl_id, void **req); |