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-rw-r--r--src/H5FD.c79
1 files changed, 41 insertions, 38 deletions
diff --git a/src/H5FD.c b/src/H5FD.c
index dcfaa6d..67cf963 100644
--- a/src/H5FD.c
+++ b/src/H5FD.c
@@ -62,7 +62,6 @@
/********************/
static herr_t H5FD_free_cls(H5FD_class_t *cls);
static int H5FD_query(const H5FD_t *f, unsigned long *flags/*out*/);
-static int H5FD_driver_query(const H5FD_class_t *driver, unsigned long *flags/*out*/);
/*********************/
/* Package Variables */
@@ -790,7 +789,8 @@ H5FD_open(const char *name, unsigned flags, hid_t fapl_id, haddr_t maxaddr)
HGOTO_ERROR(H5E_VFL, H5E_UNSUPPORTED, NULL, "file driver has no `open' method")
/* Query driver flag */
- H5FD_driver_query(driver, &driver_flags);
+ if(H5FD_driver_query(driver, &driver_flags) < 0)
+ HGOTO_ERROR(H5E_VFL, H5E_BADVALUE, NULL, "can't query VFD flags")
/* Get initial file image info */
if(H5P_peek(plist, H5F_ACS_FILE_IMAGE_INFO_NAME, &file_image_info) < 0)
@@ -1085,42 +1085,6 @@ H5FD_query(const H5FD_t *f, unsigned long *flags/*out*/)
/*-------------------------------------------------------------------------
-* Function: H5FD_driver_query
-*
-* Purpose: Similar to H5FD_query(), but intended for cases when we don't
-* have a file available (e.g. before one is opened). Since we
-* can't use the file to get the driver, the driver is passed in
-* as a parameter.
-*
-* Return: Success: non-negative
-* Failure: negative
-*
-* Programmer: Jacob Gruber
-* Wednesday, August 17, 2011
-*
-*-------------------------------------------------------------------------
-*/
-static int
-H5FD_driver_query(const H5FD_class_t *driver, unsigned long *flags/*out*/)
-{
- int ret_value = 0; /* Return value */
-
- FUNC_ENTER_NOAPI_NOINIT_NOERR
-
- HDassert(driver);
- HDassert(flags);
-
- /* Check for the driver to query and then query it */
- if(driver->query)
- ret_value = (driver->query)(NULL, flags);
- else
- *flags = 0;
-
- FUNC_LEAVE_NOAPI(ret_value)
-} /* end H5FD_driver_query() */
-
-
-/*-------------------------------------------------------------------------
* Function: H5FDalloc
*
* Purpose: Allocates SIZE bytes of memory from the FILE. The memory will
@@ -2076,3 +2040,42 @@ H5FD_set_paged_aggr(H5FD_t *file, hbool_t paged)
FUNC_LEAVE_NOAPI(SUCCEED)
} /* end H5FD_set_paged_aggr() */
+
+
+/*-------------------------------------------------------------------------
+* Function: H5FDdriver_query
+*
+* Purpose: Similar to H5FD_query(), but intended for cases when we don't
+* have a file available (e.g. before one is opened). Since we
+* can't use the file to get the driver, the driver ID is passed
+* in as a parameter.
+*
+* Return: SUCCEED/FAIL
+*
+* Programmer: Jacob Gruber
+* Wednesday, August 17, 2011
+*
+*-------------------------------------------------------------------------
+*/
+herr_t
+H5FDdriver_query(hid_t driver_id, unsigned long *flags/*out*/)
+{
+ H5FD_class_t *driver = NULL; /* Pointer to VFD class struct */
+ herr_t ret_value = SUCCEED; /* Return value */
+
+ FUNC_ENTER_API(FAIL)
+ H5TRACE2("e", "ix", driver_id, flags);
+
+ if(NULL == flags)
+ HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "flags parameter cannot be NULL")
+
+ /* Check for the driver to query and then query it */
+ if (NULL == (driver = (H5FD_class_t *)H5I_object_verify(driver_id, H5I_VFL)))
+ HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "not a VFL ID")
+ if (H5FD_driver_query(driver, flags) < 0)
+ HGOTO_ERROR(H5E_VFL, H5E_BADVALUE, FAIL, "driver flag query failed")
+
+done:
+ FUNC_LEAVE_API(ret_value)
+} /* end H5FDdriver_query() */
+