diff options
Diffstat (limited to 'src/H5Opline.c')
| -rw-r--r-- | src/H5Opline.c | 51 |
1 files changed, 37 insertions, 14 deletions
diff --git a/src/H5Opline.c b/src/H5Opline.c index 2e52dbb..e817f9a 100644 --- a/src/H5Opline.c +++ b/src/H5Opline.c @@ -89,6 +89,12 @@ const H5O_msg_class_t H5O_MSG_PLINE[1] = {{ H5O_pline_shared_debug /* debug the message */ }}; +/* Format version bounds for filter pipleline */ +const unsigned H5O_pline_ver_bounds[] = { + H5O_PLINE_VERSION_1, /* H5F_LIBVER_EARLIEST */ + H5O_PLINE_VERSION_2, /* H5F_LIBVER_V18 */ + H5O_PLINE_VERSION_LATEST /* H5F_LIBVER_LATEST */ +}; /* Declare a free list to manage the H5O_pline_t struct */ H5FL_DEFINE(H5O_pline_t); @@ -566,16 +572,23 @@ H5O_pline_free(void *mesg) */ static herr_t H5O_pline_pre_copy_file(H5F_t H5_ATTR_UNUSED *file_src, const void *mesg_src, - hbool_t H5_ATTR_UNUSED *deleted, const H5O_copy_t H5_ATTR_UNUSED *cpy_info, void *_udata) + hbool_t H5_ATTR_UNUSED *deleted, const H5O_copy_t *cpy_info, void *_udata) { - const H5O_pline_t *pline_src = (const H5O_pline_t *)mesg_src; /* Source datatype */ + const H5O_pline_t *pline_src = (const H5O_pline_t *)mesg_src; /* Source pline */ H5O_copy_file_ud_common_t *udata = (H5O_copy_file_ud_common_t *)_udata; /* Object copying user data */ - herr_t ret_value = SUCCEED; /* Return value */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT /* check args */ HDassert(pline_src); + HDassert(cpy_info); + HDassert(cpy_info->file_dst); + + /* Check to ensure that the version of the message to be copied does not exceed + the message version allowed by the destination file's high bound */ + if(pline_src->version > H5O_pline_ver_bounds[H5F_HIGH_BOUND(cpy_info->file_dst)]) + HGOTO_ERROR(H5E_OHDR, H5E_BADRANGE, FAIL, "pline message version out of bounds") /* If the user data is non-NULL, assume we are copying a dataset or group * and make a copy of the filter pipeline for later in @@ -664,28 +677,38 @@ H5O_pline_debug(H5F_t H5_ATTR_UNUSED *f, hid_t H5_ATTR_UNUSED dxpl_id, const voi /*------------------------------------------------------------------------- - * Function: H5O_pline_set_latest_version + * Function: H5O_pline_set_version * - * Purpose: Set the encoding for a I/O filter pipeline to the latest version. + * Purpose: Set the version to encode an I/O filter pipeline with. * - * Return: Non-negative on success/Negative on failure + * Return: Non-negative on success/Negative on failure * - * Programmer: Quincey Koziol - * Tuesday, July 24, 2007 + * Programmer: Vailin Choi; December 2017 * *------------------------------------------------------------------------- */ herr_t -H5O_pline_set_latest_version(H5O_pline_t *pline) +H5O_pline_set_version(H5F_t *f, H5O_pline_t *pline) { - FUNC_ENTER_NOAPI_NOINIT_NOERR + unsigned version; /* Message version */ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_NOAPI(FAIL) /* Sanity check */ + HDassert(f); HDassert(pline); - /* Set encoding of I/O pipeline to latest version */ - pline->version = H5O_PLINE_VERSION_LATEST; + /* Upgrade to the version indicated by the file's low bound if higher */ + version = MAX(pline->version, H5O_pline_ver_bounds[H5F_LOW_BOUND(f)]); - FUNC_LEAVE_NOAPI(SUCCEED) -} /* end H5O_pline_set_latest_version() */ + /* Version bounds check */ + if(version > H5O_pline_ver_bounds[H5F_HIGH_BOUND(f)]) + HGOTO_ERROR(H5E_PLINE, H5E_BADRANGE, FAIL, "Filter pipeline version out of bounds") + + /* Set the message version */ + pline->version = version; +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5O_pline_set_version() */ |