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-rw-r--r--src/H5Sselect.c48
1 files changed, 37 insertions, 11 deletions
diff --git a/src/H5Sselect.c b/src/H5Sselect.c
index b62186b..a703cc3 100644
--- a/src/H5Sselect.c
+++ b/src/H5Sselect.c
@@ -63,7 +63,9 @@ static herr_t H5S_select_iter_next_block(H5S_sel_iter_t *iter);
herr_t
H5S_select_offset(H5S_t *space, const hssize_t *offset)
{
- FUNC_ENTER_NOAPI_NOINIT_NOERR
+ herr_t ret_value = SUCCEED;
+
+ FUNC_ENTER_NOAPI(FAIL)
/* Check args */
HDassert(space);
@@ -76,7 +78,14 @@ H5S_select_offset(H5S_t *space, const hssize_t *offset)
/* Indicate that the offset was changed */
space->select.offset_changed = TRUE;
- FUNC_LEAVE_NOAPI(SUCCEED)
+ /* If the selection is 'hyper', update the selection due to changed offset
+ */
+ if(H5S_GET_SELECT_TYPE(space) == H5S_SEL_HYPERSLABS)
+ if(H5S__hyper_update_extent_offset(space) < 0)
+ HGOTO_ERROR(H5E_DATASPACE, H5E_CANTSET, FAIL, "can't update hyperslab")
+
+done:
+ FUNC_LEAVE_NOAPI(ret_value)
} /* H5S_select_offset() */
@@ -258,7 +267,7 @@ H5S_select_serial_size(const H5S_t *space)
REVISION LOG
--------------------------------------------------------------------------*/
herr_t
-H5S_select_serialize(const H5S_t *space, uint8_t **p)
+H5S_select_serialize(const H5F_t *f, const H5S_t *space, uint8_t **p)
{
herr_t ret_value=SUCCEED; /* Return value */
@@ -268,7 +277,7 @@ H5S_select_serialize(const H5S_t *space, uint8_t **p)
HDassert(p);
/* Call the selection type's serialize function */
- ret_value=(*space->select.type->serialize)(space,p);
+ ret_value = (*space->select.type->serialize)(f, space, p);
FUNC_LEAVE_NOAPI(ret_value)
} /* end H5S_select_serialize() */
@@ -450,11 +459,13 @@ H5S_select_valid(const H5S_t *space)
REVISION LOG
--------------------------------------------------------------------------*/
herr_t
-H5S_select_deserialize (H5S_t **space, const uint8_t **p)
+H5S_select_deserialize(const H5F_t *f, H5S_t **space, const uint8_t **p)
{
H5S_t *tmp_space; /* Pointer to actual dataspace to use, either
*space or a newly allocated one */
uint32_t sel_type; /* Pointer to the selection type */
+ uint32_t version; /* Version number */
+ uint8_t flags = 0; /* Flags */
herr_t ret_value=FAIL; /* return value */
FUNC_ENTER_NOAPI(FAIL)
@@ -472,8 +483,23 @@ H5S_select_deserialize (H5S_t **space, const uint8_t **p)
/* Decode selection type */
UINT32DECODE(*p, sel_type);
- /* Skip over the remainder of the header */
- *p += 12;
+ /* Decode version */
+ UINT32DECODE(*p, version);
+
+ if(version >= (uint32_t)2) {
+ /* Decode flags */
+ flags = *(*p)++;
+
+ /* Check for unknown flags */
+ if(flags & ~H5S_SELECT_FLAG_BITS)
+ HGOTO_ERROR(H5E_DATASPACE, H5E_CANTLOAD, FAIL, "unknown flag for selection")
+
+ /* Skip over the remainder of the header */
+ *p += 4;
+ } /* end if */
+ else
+ /* Skip over the remainder of the header */
+ *p += 8;
/* Decode and check or patch rank for point and hyperslab selections */
if((sel_type == H5S_SEL_POINTS) || (sel_type == H5S_SEL_HYPERSLABS)) {
@@ -494,19 +520,19 @@ H5S_select_deserialize (H5S_t **space, const uint8_t **p)
/* Make routine for selection type */
switch(sel_type) {
case H5S_SEL_POINTS: /* Sequence of points selected */
- ret_value = (*H5S_sel_point->deserialize)(tmp_space, p);
+ ret_value = (*H5S_sel_point->deserialize)(f, tmp_space, version, flags, p);
break;
case H5S_SEL_HYPERSLABS: /* Hyperslab selection defined */
- ret_value = (*H5S_sel_hyper->deserialize)(tmp_space, p);
+ ret_value = (*H5S_sel_hyper->deserialize)(f, tmp_space, version, flags, p);
break;
case H5S_SEL_ALL: /* Entire extent selected */
- ret_value = (*H5S_sel_all->deserialize)(tmp_space, p);
+ ret_value = (*H5S_sel_all->deserialize)(f, tmp_space, version, flags, p);
break;
case H5S_SEL_NONE: /* Nothing selected */
- ret_value = (*H5S_sel_none->deserialize)(tmp_space, p);
+ ret_value = (*H5S_sel_none->deserialize)(f, tmp_space, version, flags, p);
break;
default: