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author | Neil Fortner <nfortne2@hdfgroup.org> | 2019-12-03 23:27:17 (GMT) |
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committer | Neil Fortner <nfortne2@hdfgroup.org> | 2019-12-06 22:43:36 (GMT) |
commit | aefd0cbc60eeed3319776f76f0cde889072cc31b (patch) | |
tree | 960ea99970f5de9890ecfc3cd58e81651027c8da /src/H5D.c | |
parent | 62e6349eabb00c69fa69aab0fbe34cdc092d072f (diff) | |
download | hdf5-aefd0cbc60eeed3319776f76f0cde889072cc31b.zip hdf5-aefd0cbc60eeed3319776f76f0cde889072cc31b.tar.gz hdf5-aefd0cbc60eeed3319776f76f0cde889072cc31b.tar.bz2 |
Implement support for using H5Dvlen_get_buf_size with
non-native VOL connectors.
Diffstat (limited to 'src/H5D.c')
-rw-r--r-- | src/H5D.c | 31 |
1 files changed, 24 insertions, 7 deletions
@@ -736,7 +736,7 @@ herr_t H5Dvlen_get_buf_size(hid_t dataset_id, hid_t type_id, hid_t space_id, hsize_t *size) { - H5D_vlen_bufsize_t vlen_bufsize = {0, 0, 0, 0, 0, 0}; + H5D_vlen_bufsize_t vlen_bufsize = {NULL, H5I_INVALID_HID, H5I_INVALID_HID, NULL, NULL, 0, H5P_DATASET_XFER_DEFAULT}; H5VL_object_t *vol_obj; /* Dataset for this operation */ H5S_t *mspace = NULL; /* Memory dataspace */ char bogus; /* bogus value to pass to H5Diterate() */ @@ -763,8 +763,6 @@ H5Dvlen_get_buf_size(hid_t dataset_id, hid_t type_id, hid_t space_id, /* Save the dataset */ vlen_bufsize.dset_vol_obj = vol_obj; - vlen_bufsize.fspace_id = H5I_INVALID_HID; - vlen_bufsize.mspace_id = H5I_INVALID_HID; /* Get a copy of the dataset's dataspace */ if(H5VL_dataset_get(vol_obj, H5VL_DATASET_GET_SPACE, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, &vlen_bufsize.fspace_id) < 0) @@ -786,6 +784,22 @@ H5Dvlen_get_buf_size(hid_t dataset_id, hid_t type_id, hid_t space_id, if(H5CX_set_vlen_alloc_info(H5D__vlen_get_buf_size_alloc, &vlen_bufsize, NULL, NULL) < 0) HGOTO_ERROR(H5E_DATASET, H5E_CANTSET, FAIL, "can't set VL data allocation routine") + /* If we are not using the native VOL connector we must also set this + * property on the DXPL since the context is not visible to the connector + * and will be ignored if the connector re-enters the library */ + if(vol_obj->connector->cls->value != H5VL_NATIVE_VALUE) { + H5P_genplist_t *dxpl; + + if(NULL == (dxpl = (H5P_genplist_t *)H5I_object(H5P_DATASET_XFER_DEFAULT))) + HGOTO_ERROR(H5E_DATASET, H5E_CANTGET, FAIL, "can't get default DXPL") + if((vlen_bufsize.dxpl_id = H5P_copy_plist(dxpl, TRUE)) < 0) + HGOTO_ERROR(H5E_DATASET, H5E_CANTCOPY, H5I_INVALID_HID, "can't copy property list"); + if(NULL == (dxpl = (H5P_genplist_t *)H5I_object(vlen_bufsize.dxpl_id))) + HGOTO_ERROR(H5E_DATASET, H5E_CANTGET, FAIL, "can't get copied DXPL") + if(H5P_set_vlen_mem_manager(dxpl, H5D__vlen_get_buf_size_alloc, &vlen_bufsize, NULL, NULL) < 0) + HGOTO_ERROR(H5E_DATASET, H5E_CANTSET, FAIL, "can't set VL data allocation routine on DXPL") + } /* end if */ + /* Set the initial number of bytes required */ vlen_bufsize.size = 0; @@ -805,14 +819,17 @@ done: if(mspace && H5S_close(mspace) < 0) HDONE_ERROR(H5E_DATASPACE, H5E_CANTRELEASE, FAIL, "unable to release dataspace") - if(vlen_bufsize.fspace_id && H5I_dec_app_ref(vlen_bufsize.fspace_id) < 0) - HGOTO_ERROR(H5E_DATASPACE, H5E_CANTDEC, FAIL, "problem freeing id") - if(vlen_bufsize.mspace_id && H5I_dec_app_ref(vlen_bufsize.mspace_id) < 0) - HGOTO_ERROR(H5E_DATASPACE, H5E_CANTDEC, FAIL, "problem freeing id") + if(vlen_bufsize.fspace_id >= 0 && H5I_dec_app_ref(vlen_bufsize.fspace_id) < 0) + HDONE_ERROR(H5E_DATASPACE, H5E_CANTDEC, FAIL, "problem freeing id") + if(vlen_bufsize.mspace_id >= 0 && H5I_dec_app_ref(vlen_bufsize.mspace_id) < 0) + HDONE_ERROR(H5E_DATASPACE, H5E_CANTDEC, FAIL, "problem freeing id") if(vlen_bufsize.fl_tbuf != NULL) vlen_bufsize.fl_tbuf = H5FL_BLK_FREE(vlen_fl_buf, vlen_bufsize.fl_tbuf); if(vlen_bufsize.vl_tbuf != NULL) vlen_bufsize.vl_tbuf = H5FL_BLK_FREE(vlen_vl_buf, vlen_bufsize.vl_tbuf); + if(vlen_bufsize.dxpl_id != H5P_DATASET_XFER_DEFAULT) + if(H5I_dec_app_ref(vlen_bufsize.dxpl_id) < 0) + HDONE_ERROR(H5E_DATASET, H5E_CANTDEC, FAIL, "can't close property list") FUNC_LEAVE_API(ret_value) } /* end H5Dvlen_get_buf_size() */ |