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-rw-r--r--src/H5Aint.c59
1 files changed, 35 insertions, 24 deletions
diff --git a/src/H5Aint.c b/src/H5Aint.c
index a02dcc9..e666e8c 100644
--- a/src/H5Aint.c
+++ b/src/H5Aint.c
@@ -106,6 +106,12 @@ static herr_t H5A__iterate_common(hid_t loc_id, H5_index_t idx_type,
/* Package Variables */
/*********************/
+/* Format version bounds for attribute */
+const unsigned H5O_attr_ver_bounds[] = {
+ H5O_ATTR_VERSION_1, /* H5F_LIBVER_EARLIEST */
+ H5O_ATTR_VERSION_3, /* H5F_LIBVER_V18 */
+ H5O_ATTR_VERSION_LATEST /* H5F_LIBVER_LATEST */
+};
/*****************************/
/* Library Private Variables */
@@ -205,18 +211,16 @@ H5A__create_common(const H5G_loc_t *loc, const char *name, const H5T_t *type,
if(H5T_set_loc(attr->shared->dt, loc->oloc->file, H5T_LOC_DISK) < 0)
HGOTO_ERROR(H5E_DATATYPE, H5E_CANTINIT, NULL, "invalid datatype location")
- /* Set the latest format for datatype, if requested */
- if(H5F_USE_LATEST_FLAGS(loc->oloc->file, H5F_LATEST_DATATYPE))
- if(H5T_set_latest_version(attr->shared->dt) < 0)
- HGOTO_ERROR(H5E_DATASET, H5E_CANTSET, NULL, "can't set latest version of datatype")
+ /* Set the version for datatype */
+ if(H5T_set_version(loc->oloc->file, attr->shared->dt) < 0)
+ HGOTO_ERROR(H5E_DATASET, H5E_CANTSET, NULL, "can't set version of datatype")
/* Copy the dataspace for the attribute */
attr->shared->ds = H5S_copy(space, FALSE, TRUE);
- /* Set the latest format for dataspace, if requested */
- if(H5F_USE_LATEST_FLAGS(loc->oloc->file, H5F_LATEST_DATASPACE))
- if(H5S_set_latest_version(attr->shared->ds) < 0)
- HGOTO_ERROR(H5E_DATASET, H5E_CANTSET, NULL, "can't set latest version of dataspace")
+ /* Set the version for dataspace */
+ if(H5S_set_version(loc->oloc->file, attr->shared->ds) < 0)
+ HGOTO_ERROR(H5E_DATASET, H5E_CANTSET, NULL, "can't set version of dataspace")
/* Copy the object header information */
if(H5O_loc_copy(&(attr->oloc), loc->oloc, H5_COPY_DEEP) < 0)
@@ -2049,11 +2053,11 @@ done:
* Function: H5A__set_version
*
* Purpose: Sets the correct version to encode attribute with.
- * Chooses the oldest version possible, unless the "use the
- * latest format" flag is set.
+ * Chooses the oldest version possible, unless the
+ * file's low bound indicates otherwise.
*
- * Return: Success: Non-negative
- * Failure: Negative
+ * Return: Success: Non-negative
+ * Failure: Negative
*
* Programmer: Quincey Koziol
* koziol@hdfgroup.org
@@ -2065,17 +2069,15 @@ herr_t
H5A__set_version(const H5F_t *f, H5A_t *attr)
{
hbool_t type_shared, space_shared; /* Flags to indicate that shared messages are used for this attribute */
- hbool_t use_latest_format; /* Flag indicating the latest attribute version support is enabled */
+ uint8_t version; /* Message version */
+ herr_t ret_value = SUCCEED; /* Return value */
- FUNC_ENTER_PACKAGE_NOERR
+ FUNC_ENTER_PACKAGE
/* check arguments */
HDassert(f);
HDassert(attr);
- /* Get the file's 'use the latest attribute version support' flag */
- use_latest_format = H5F_USE_LATEST_FLAGS(f, H5F_LATEST_ATTRIBUTE);
-
/* Check whether datatype and dataspace are shared */
if(H5O_msg_is_shared(H5O_DTYPE_ID, attr->shared->dt) > 0)
type_shared = TRUE;
@@ -2088,16 +2090,25 @@ H5A__set_version(const H5F_t *f, H5A_t *attr)
space_shared = FALSE;
/* Check which version to encode attribute with */
- if(use_latest_format)
- attr->shared->version = H5O_ATTR_VERSION_LATEST; /* Write out latest attribute version */
- else if(attr->shared->encoding != H5T_CSET_ASCII)
- attr->shared->version = H5O_ATTR_VERSION_3; /* Write version which includes the character encoding */
+ if(attr->shared->encoding != H5T_CSET_ASCII)
+ version = H5O_ATTR_VERSION_3; /* Write version which includes the character encoding */
else if(type_shared || space_shared)
- attr->shared->version = H5O_ATTR_VERSION_2; /* Write out version with flag for indicating shared datatype or dataspace */
+ version = H5O_ATTR_VERSION_2; /* Write out version with flag for indicating shared datatype or dataspace */
else
- attr->shared->version = H5O_ATTR_VERSION_1; /* Write out basic version */
+ version = H5O_ATTR_VERSION_1; /* Write out basic version */
- FUNC_LEAVE_NOAPI(SUCCEED)
+ /* Upgrade to the version indicated by the file's low bound if higher */
+ version = MAX(version, (uint8_t)H5O_attr_ver_bounds[H5F_LOW_BOUND(f)]);
+
+ /* Version bounds check */
+ if(version > H5O_attr_ver_bounds[H5F_HIGH_BOUND(f)])
+ HGOTO_ERROR(H5E_ATTR, H5E_BADRANGE, FAIL, "attribute version out of bounds")
+
+ /* Set the message version */
+ attr->shared->version = version;
+
+done:
+ FUNC_LEAVE_NOAPI(ret_value)
} /* end H5A__set_version() */