diff options
Diffstat (limited to 'src/H5S.c')
| -rw-r--r-- | src/H5S.c | 34 |
1 files changed, 25 insertions, 9 deletions
@@ -57,6 +57,12 @@ static htri_t H5S_is_simple(const H5S_t *sdim); /* Package initialization variable */ hbool_t H5_PKG_INIT_VAR = FALSE; +/* Format version bounds for dataspace */ +const unsigned H5O_sdspace_ver_bounds[] = { + H5O_SDSPACE_VERSION_1, /* H5F_LIBVER_EARLIEST */ + H5O_SDSPACE_VERSION_2, /* H5F_LIBVER_V18 */ + H5O_SDSPACE_VERSION_LATEST /* H5F_LIBVER_LATEST */ +}; /*****************************/ /* Library Private Variables */ @@ -84,6 +90,7 @@ static const H5I_class_t H5I_DATASPACE_CLS[1] = {{ (H5I_free_t)H5S_close /* Callback routine for closing objects of this class */ }}; + /* Flag indicating "top" of interface has been initialized */ static hbool_t H5S_top_package_initialize_s = FALSE; @@ -2167,11 +2174,11 @@ H5S_extent_nelem(const H5S_extent_t *ext) /*------------------------------------------------------------------------- - * Function: H5S_set_latest_version + * Function: H5S_set_version * - * Purpose: Set the encoding for a dataspace to the latest version. + * Purpose: Set the version to encode a dataspace with. * - * Return: Non-negative on success/Negative on failure + * Return: Non-negative on success/Negative on failure * * Programmer: Quincey Koziol * Tuesday, July 24, 2007 @@ -2179,18 +2186,27 @@ H5S_extent_nelem(const H5S_extent_t *ext) *------------------------------------------------------------------------- */ herr_t -H5S_set_latest_version(H5S_t *ds) +H5S_set_version(H5F_t *f, H5S_t *ds) { - FUNC_ENTER_NOAPI_NOINIT_NOERR + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_NOAPI(FAIL) /* Sanity check */ + HDassert(f); HDassert(ds); - /* Set encoding of extent to latest version */ - ds->extent.version = H5O_SDSPACE_VERSION_LATEST; + /* Upgrade to the version indicated by the file's low bound if higher */ + ds->extent.version = MAX(ds->extent.version, H5O_sdspace_ver_bounds[H5F_LOW_BOUND(f)]); + + /* File bound check */ + if(ds->extent.version > H5O_sdspace_ver_bounds[H5F_HIGH_BOUND(f)]) + HGOTO_ERROR(H5E_DATASET, H5E_BADRANGE, FAIL, "Dataspace version out of bounds") + +done: + FUNC_LEAVE_NOAPI(ret_value) - FUNC_LEAVE_NOAPI(SUCCEED) -} /* end H5S_set_latest_version() */ +} /* end H5S_set_version() */ #ifndef H5_NO_DEPRECATED_SYMBOLS |