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-rw-r--r--src/H5CX.c51
1 files changed, 50 insertions, 1 deletions
diff --git a/src/H5CX.c b/src/H5CX.c
index 2b17488..765169c 100644
--- a/src/H5CX.c
+++ b/src/H5CX.c
@@ -285,7 +285,6 @@ typedef struct H5CX_t {
/* Cached LCPL properties */
H5T_cset_t encoding; /* Link name character encoding */
hbool_t encoding_valid; /* Whether link name character encoding is valid */
-
unsigned intermediate_group; /* Whether to create intermediate groups */
hbool_t intermediate_group_valid; /* Whether create intermediate group flag is valid */
@@ -296,6 +295,8 @@ typedef struct H5CX_t {
/* Cached DCPL properties */
hbool_t do_min_dset_ohdr; /* Whether to minimize dataset object header */
hbool_t do_min_dset_ohdr_valid; /* Whether minimize dataset object header flag is valid */
+ uint8_t ohdr_flags; /* Object header flags */
+ hbool_t ohdr_flags_valid; /* Whether the object headers flags are valid */
/* Cached DAPL properties */
const char *extfile_prefix; /* Prefix for external file */
@@ -374,6 +375,7 @@ typedef struct H5CX_lapl_cache_t {
/* (Same as the cached DXPL struct, above, except for the default DCPL) */
typedef struct H5CX_dcpl_cache_t {
hbool_t do_min_dset_ohdr; /* Whether to minimize dataset object header */
+ uint8_t ohdr_flags; /* Object header flags */
} H5CX_dcpl_cache_t;
/* Typedef for cached default dataset access property list information */
@@ -591,6 +593,10 @@ H5CX__init_package(void)
if(H5P_get(dc_plist, H5D_CRT_MIN_DSET_HDR_SIZE_NAME, &H5CX_def_dcpl_cache.do_min_dset_ohdr) < 0)
HGOTO_ERROR(H5E_CONTEXT, H5E_CANTGET, FAIL, "Can't retrieve dataset minimize flag")
+ /* Get object header flags */
+ if(H5P_get(dc_plist, H5O_CRT_OHDR_FLAGS_NAME, &H5CX_def_dcpl_cache.ohdr_flags) < 0)
+ HGOTO_ERROR(H5E_CONTEXT, H5E_CANTGET, FAIL, "Can't retrieve object header flags")
+
/* Reset the "default DAPL cache" information */
HDmemset(&H5CX_def_dapl_cache, 0, sizeof(H5CX_dapl_cache_t));
@@ -860,6 +866,18 @@ H5CX_retrieve_state(H5CX_state_t **api_state)
if(NULL == (*api_state = H5FL_CALLOC(H5CX_state_t)))
HGOTO_ERROR(H5E_CONTEXT, H5E_CANTALLOC, FAIL, "unable to allocate new API context state")
+ /* Check for non-default DCPL */
+ if(H5P_DATASET_CREATE_DEFAULT != (*head)->ctx.dcpl_id) {
+ /* Retrieve the DCPL property list */
+ H5CX_RETRIEVE_PLIST(dcpl, FAIL)
+
+ /* Copy the DCPL ID */
+ if(((*api_state)->dcpl_id = H5P_copy_plist((H5P_genplist_t *)(*head)->ctx.dcpl, FALSE)) < 0)
+ HGOTO_ERROR(H5E_CONTEXT, H5E_CANTCOPY, FAIL, "can't copy property list")
+ } /* end if */
+ else
+ (*api_state)->dcpl_id = H5P_DATASET_CREATE_DEFAULT;
+
/* Check for non-default DXPL */
if(H5P_DATASET_XFER_DEFAULT != (*head)->ctx.dxpl_id) {
/* Retrieve the DXPL property list */
@@ -968,6 +986,10 @@ H5CX_restore_state(const H5CX_state_t *api_state)
HDassert(head && *head);
HDassert(api_state);
+ /* Restore the DCPL info */
+ (*head)->ctx.dcpl_id = api_state->dcpl_id;
+ (*head)->ctx.dcpl = NULL;
+
/* Restore the DXPL info */
(*head)->ctx.dxpl_id = api_state->dxpl_id;
(*head)->ctx.dxpl = NULL;
@@ -1020,6 +1042,11 @@ H5CX_free_state(H5CX_state_t *api_state)
/* Sanity check */
HDassert(api_state);
+ /* Release the DCPL */
+ if(api_state->dcpl_id != H5P_DATASET_CREATE_DEFAULT)
+ if(H5I_dec_ref(api_state->dcpl_id) < 0)
+ HGOTO_ERROR(H5E_CONTEXT, H5E_CANTDEC, FAIL, "can't decrement refcount on DCPL")
+
/* Release the DXPL */
if(api_state->dxpl_id != H5P_DATASET_XFER_DEFAULT)
if(H5I_dec_ref(api_state->dxpl_id) < 0)
@@ -3442,6 +3469,28 @@ done:
#endif /* H5_HAVE_INSTRUMENTED_LIBRARY */
#endif /* H5_HAVE_PARALLEL */
+herr_t
+H5CX_get_ohdr_flags(uint8_t *ohdr_flags)
+{
+ H5CX_node_t **head = H5CX_get_my_context(); /* Get the pointer to the head of the API context, for this thread */
+ herr_t ret_value = SUCCEED; /* Return value */
+
+ FUNC_ENTER_NOAPI(FAIL)
+
+ /* Sanity check */
+ HDassert(ohdr_flags);
+ HDassert(head && *head);
+ HDassert(H5P_DEFAULT != (*head)->ctx.dcpl_id);
+
+ H5CX_RETRIEVE_PROP_VALID(dcpl, H5P_DATASET_CREATE_DEFAULT, H5O_CRT_OHDR_FLAGS_NAME, ohdr_flags)
+
+ /* Get the value */
+ *ohdr_flags = (*head)->ctx.ohdr_flags;
+
+done:
+ FUNC_LEAVE_NOAPI(ret_value)
+} /* End H5CX_get_ohdr_flags() */
+
/*-------------------------------------------------------------------------
* Function: H5CX__pop_common