diff options
Diffstat (limited to 'src/H5CX.c')
| -rw-r--r-- | src/H5CX.c | 78 |
1 files changed, 75 insertions, 3 deletions
@@ -268,9 +268,11 @@ typedef struct H5CX_t { size_t nlinks; /* Number of soft / UD links to traverse (H5L_ACS_NLINKS_NAME) */ hbool_t nlinks_valid; /* Whether number of soft / UD links to traverse is valid */ - /* Cached VOL properties */ - void *vol_wrap_ctx; /* VOL plugin's "wrap context" for creating IDs */ - hbool_t vol_wrap_ctx_valid; /* Whether VOL plugin's "wrap context" for creating IDs is valid */ + /* Cached VOL settings */ + H5VL_connector_prop_t vol_connector_prop; /* Property for VOL connector ID & info */ + hbool_t vol_connector_prop_valid; /* Whether property for VOL connector ID & info is valid */ + void *vol_wrap_ctx; /* VOL connector's "wrap context" for creating IDs */ + hbool_t vol_wrap_ctx_valid; /* Whether VOL connector's "wrap context" for creating IDs is valid */ } H5CX_t; /* Typedef for nodes on the API context stack */ @@ -956,6 +958,40 @@ done: /*------------------------------------------------------------------------- + * Function: H5CX_set_vol_connector_prop + * + * Purpose: Sets the VOL connector ID & info for an operation. + * + * Return: Non-negative on success / Negative on failure + * + * Programmer: Quincey Koziol + * January 3, 2019 + * + *------------------------------------------------------------------------- + */ +herr_t +H5CX_set_vol_connector_prop(const H5VL_connector_prop_t *vol_connector_prop) +{ + 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(head && *head); + + /* Set the API context value */ + HDmemcpy(&(*head)->ctx.vol_connector_prop, vol_connector_prop, sizeof(H5VL_connector_prop_t)); + + /* Mark the value as valid */ + (*head)->ctx.vol_connector_prop_valid = TRUE; + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5CX_set_vol_connector_prop() */ + + +/*------------------------------------------------------------------------- * Function: H5CX_get_dxpl * * Purpose: Retrieves the DXPL ID for the current API call context. @@ -1044,6 +1080,42 @@ done: /*------------------------------------------------------------------------- + * Function: H5CX_get_vol_connector_prop + * + * Purpose: Retrieves the VOL connector ID & info for an operation. + * + * Return: Non-negative on success / Negative on failure + * + * Programmer: Quincey Koziol + * January 3, 2019 + * + *------------------------------------------------------------------------- + */ +herr_t +H5CX_get_vol_connector_prop(H5VL_connector_prop_t *vol_connector_prop) +{ + 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(vol_connector_prop); + HDassert(head && *head); + + /* Check for value that was set */ + if((*head)->ctx.vol_connector_prop_valid) + /* Get the value */ + HDmemcpy(vol_connector_prop, &(*head)->ctx.vol_connector_prop, sizeof(H5VL_connector_prop_t)); + else + HDmemset(vol_connector_prop, 0, sizeof(H5VL_connector_prop_t)); + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5CX_get_vol_connector_prop() */ + + +/*------------------------------------------------------------------------- * Function: H5CX_get_tag * * Purpose: Retrieves the object tag for the current API call context. |