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-rw-r--r--src/H5VLprivate.h147
1 files changed, 85 insertions, 62 deletions
diff --git a/src/H5VLprivate.h b/src/H5VLprivate.h
index 003e6f5..ee6b7d4 100644
--- a/src/H5VLprivate.h
+++ b/src/H5VLprivate.h
@@ -26,24 +26,24 @@
/* Library Private Typedefs */
/****************************/
-/* Internal struct to track VOL driver information for objects */
+/* Internal struct to track VOL plugin information for objects */
typedef struct H5VL_t {
- const H5VL_class_t *cls; /* Pointer to driver class struct */
+ const H5VL_class_t *cls; /* Pointer to plugin class struct */
int64_t nrefs; /* Number of references by objects using this struct */
- hid_t id; /* Identifier for the VOL driver */
+ hid_t id; /* Identifier for the VOL plugin */
} H5VL_t;
/* Internal vol object structure returned to the API */
typedef struct H5VL_object_t {
- void *data; /* Pointer to driver-managed data for this object */
- H5VL_t *driver; /* Pointer to VOL driver struct */
+ void *data; /* Pointer to plugin-managed data for this object */
+ H5VL_t *plugin; /* Pointer to VOL plugin struct */
} H5VL_object_t;
-/* Internal structure to hold the driver ID & info for FAPLs */
-typedef struct H5VL_driver_prop_t {
- hid_t driver_id; /* VOL driver's ID */
- const void *driver_info; /* VOL driver info, for open callbacks */
-} H5VL_driver_prop_t;
+/* Internal structure to hold the plugin ID & info for FAPLs */
+typedef struct H5VL_plugin_prop_t {
+ hid_t plugin_id; /* VOL plugin's ID */
+ const void *plugin_info; /* VOL plugin info, for open callbacks */
+} H5VL_plugin_prop_t;
/*****************************/
/* Library Private Variables */
@@ -55,10 +55,16 @@ typedef struct H5VL_driver_prop_t {
/* Utility functions */
H5_DLL herr_t H5VL_init(void);
+H5_DLL int H5VL_cmp_plugin_cls(const H5VL_class_t *cls1, const H5VL_class_t *cls);
+H5_DLL int H5VL_copy_plugin_info(const H5VL_class_t *plugin, void **dst_info,
+ const void *src_info);
+H5_DLL int H5VL_cmp_plugin_info(const H5VL_class_t *plugin, const void *info1,
+ const void *info2);
+H5_DLL herr_t H5VL_free_plugin_info(const H5VL_class_t *plugin, void *info);
-/* Functions that deal with VOL drivers */
-H5_DLL hid_t H5VL_register_driver(const void *cls, size_t size, hbool_t app_ref);
-H5_DLL ssize_t H5VL_get_driver_name(hid_t id, char *name/*out*/, size_t size);
+/* Functions that deal with VOL plugins */
+H5_DLL hid_t H5VL_register_plugin(const void *cls, hbool_t app_ref, hid_t vipl_id);
+H5_DLL ssize_t H5VL_get_plugin_name(hid_t id, char *name/*out*/, size_t size);
/* NOTE: The object and ID functions below deal in VOL objects (i.e.;
* H5VL_object_t). Similar non-VOL calls exist in H5Iprivate.h. Use
@@ -72,78 +78,95 @@ H5_DLL ssize_t H5VL_get_driver_name(hid_t id, char *name/*out*/, size_t size);
/* Functions that manipulate VOL objects */
H5_DLL void *H5VL_object(hid_t id);
+H5_DLL void *H5VL_object_data(const H5VL_object_t *vol_obj);
H5_DLL void *H5VL_object_verify(hid_t id, H5I_type_t obj_type);
-H5_DLL void *H5VL_driver_data(H5VL_object_t *obj);
H5_DLL H5VL_object_t *H5VL_vol_object(hid_t id);
H5_DLL herr_t H5VL_free_object(H5VL_object_t *obj);
+/* Functions that wrap / unwrap VOL objects */
+H5_DLL herr_t H5VL_get_wrap_ctx(const H5VL_class_t *plugin, void *obj,
+ void **wrap_ctx);
+H5_DLL herr_t H5VL_free_wrap_ctx(const H5VL_class_t *plugin, void *wrap_ctx);
+H5_DLL herr_t H5VL_set_vol_wrapper(void *obj, const H5VL_t *vol_plugin);
+H5_DLL herr_t H5VL_reset_vol_wrapper(void);
+H5_DLL void * H5VL_wrap_object(const H5VL_class_t *plugin, void *wrap_ctx,
+ void *obj);
+
/* ID registration functions */
-H5_DLL hid_t H5VL_register(H5I_type_t type, const void *object, H5VL_t *vol_driver, hbool_t app_ref);
-H5_DLL hid_t H5VL_register_using_vol_id(H5I_type_t type, const void *obj, hid_t driver_id, hbool_t app_ref);
+H5_DLL hid_t H5VL_register(H5I_type_t type, void *object, H5VL_t *vol_plugin, hbool_t app_ref);
+H5_DLL hid_t H5VL_wrap_register(H5I_type_t type, void *obj, hbool_t app_ref);
+H5_DLL hid_t H5VL_register_using_vol_id(H5I_type_t type, void *obj, hid_t driver_id, hbool_t app_ref);
H5_DLL herr_t H5VL_register_using_existing_id(H5I_type_t type, void *object, H5VL_t *vol_driver, hbool_t app_ref, hid_t existing_id);
+/******************************
+ * VOL plugin callback wrappers
+ *****************************/
+
/* Attribute functions */
-H5_DLL void *H5VL_attr_create(void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, const char *attr_name, hid_t acpl_id, hid_t aapl_id, hid_t dxpl_id, void **req);
-H5_DLL void *H5VL_attr_open(void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, const char *name, hid_t aapl_id, hid_t dxpl_id, void **req);
-H5_DLL herr_t H5VL_attr_read(void *attr, const H5VL_class_t *cls, hid_t dtype_id, void *buf, hid_t dxpl_id, void **req);
-H5_DLL herr_t H5VL_attr_write(void *attr, const H5VL_class_t *cls, hid_t dtype_id, const void *buf, hid_t dxpl_id, void **req);
-H5_DLL herr_t H5VL_attr_get(void *obj, const H5VL_class_t *cls, H5VL_attr_get_t get_type, hid_t dxpl_id, void **req, ...);
-H5_DLL herr_t H5VL_attr_specific(void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, H5VL_attr_specific_t specific_type, hid_t dxpl_id, void **req, ...);
-H5_DLL herr_t H5VL_attr_optional(void *obj, const H5VL_class_t *cls, hid_t dxpl_id, void **req, ...);
-H5_DLL herr_t H5VL_attr_close(void *attr, const H5VL_class_t *cls, hid_t dxpl_id, void **req);
+H5_DLL void *H5VL_attr_create(const H5VL_object_t *vol_obj, H5VL_loc_params_t loc_params, const char *attr_name, hid_t acpl_id, hid_t aapl_id, hid_t dxpl_id, void **req);
+H5_DLL void *H5VL_attr_open(const H5VL_object_t *vol_obj, H5VL_loc_params_t loc_params, const char *name, hid_t aapl_id, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VL_attr_read(const H5VL_object_t *vol_obj, hid_t dtype_id, void *buf, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VL_attr_write(const H5VL_object_t *vol_obj, hid_t dtype_id, const void *buf, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VL_attr_get(const H5VL_object_t *vol_obj, H5VL_attr_get_t get_type, hid_t dxpl_id, void **req, ...);
+H5_DLL herr_t H5VL_attr_specific(const H5VL_object_t *vol_obj, H5VL_loc_params_t loc_params, H5VL_attr_specific_t specific_type, hid_t dxpl_id, void **req, ...);
+H5_DLL herr_t H5VL_attr_optional(const H5VL_object_t *vol_obj, hid_t dxpl_id, void **req, ...);
+H5_DLL herr_t H5VL_attr_close(const H5VL_object_t *vol_obj, hid_t dxpl_id, void **req);
/* Dataset functions */
-H5_DLL void *H5VL_dataset_create(void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, const char *name, hid_t dcpl_id, hid_t dapl_id, hid_t dxpl_id, void **req);
-H5_DLL void *H5VL_dataset_open(void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, const char *name, hid_t dapl_id, hid_t dxpl_id, void **req);
-H5_DLL herr_t H5VL_dataset_read(void *dset, const H5VL_class_t *cls, hid_t mem_type_id, hid_t mem_space_id, hid_t file_space_id, hid_t plist_id, void *buf, void **req);
-H5_DLL herr_t H5VL_dataset_write(void *dset, const H5VL_class_t *cls, hid_t mem_type_id, hid_t mem_space_id, hid_t file_space_id, hid_t plist_id, const void *buf, void **req);
-H5_DLL herr_t H5VL_dataset_get(void *dset, const H5VL_class_t *cls, H5VL_dataset_get_t get_type, hid_t dxpl_id, void **req, ...);
-H5_DLL herr_t H5VL_dataset_specific(void *obj, const H5VL_class_t *cls, H5VL_dataset_specific_t specific_type, hid_t dxpl_id, void **req, ...);
-H5_DLL herr_t H5VL_dataset_optional(void *obj, const H5VL_class_t *cls, hid_t dxpl_id, void **req, ...);
-H5_DLL herr_t H5VL_dataset_close(void *dset, const H5VL_class_t *cls, hid_t dxpl_id, void **req);
+H5_DLL void *H5VL_dataset_create(const H5VL_object_t *vol_obj, H5VL_loc_params_t loc_params, const char *name, hid_t dcpl_id, hid_t dapl_id, hid_t dxpl_id, void **req);
+H5_DLL void *H5VL_dataset_open(const H5VL_object_t *vol_obj, H5VL_loc_params_t loc_params, const char *name, hid_t dapl_id, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VL_dataset_read(const H5VL_object_t *vol_obj, hid_t mem_type_id, hid_t mem_space_id, hid_t file_space_id, hid_t plist_id, void *buf, void **req);
+H5_DLL herr_t H5VL_dataset_write(const H5VL_object_t *vol_obj, hid_t mem_type_id, hid_t mem_space_id, hid_t file_space_id, hid_t plist_id, const void *buf, void **req);
+H5_DLL herr_t H5VL_dataset_get(const H5VL_object_t *vol_obj, H5VL_dataset_get_t get_type, hid_t dxpl_id, void **req, ...);
+H5_DLL herr_t H5VL_dataset_specific(const H5VL_object_t *cls, H5VL_dataset_specific_t specific_type, hid_t dxpl_id, void **req, ...);
+H5_DLL herr_t H5VL_dataset_optional(const H5VL_object_t *vol_obj, hid_t dxpl_id, void **req, ...);
+H5_DLL herr_t H5VL_dataset_close(const H5VL_object_t *vol_obj, hid_t dxpl_id, void **req);
/* File functions */
H5_DLL void *H5VL_file_create(const H5VL_class_t *cls, const char *name, unsigned flags, hid_t fcpl_id, hid_t fapl_id, hid_t dxpl_id, void **req);
H5_DLL void *H5VL_file_open(const H5VL_class_t *cls, const char *name, unsigned flags, hid_t fapl_id, hid_t dxpl_id, void **req);
-H5_DLL herr_t H5VL_file_get(void *file, const H5VL_class_t *cls, H5VL_file_get_t get_type, hid_t dxpl_id, void **req, ...);
-H5_DLL herr_t H5VL_file_specific(void *obj, const H5VL_class_t *cls, H5VL_file_specific_t specific_type, hid_t dxpl_id, void **req, ...);
-H5_DLL herr_t H5VL_file_optional(void *obj, const H5VL_class_t *cls, hid_t dxpl_id, void **req, ...);
-H5_DLL herr_t H5VL_file_close(void *file, const H5VL_class_t *cls, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VL_file_get(const H5VL_object_t *vol_obj, H5VL_file_get_t get_type, hid_t dxpl_id, void **req, ...);
+H5_DLL herr_t H5VL_file_specific(const H5VL_object_t *vol_obj, H5VL_file_specific_t specific_type, hid_t dxpl_id, void **req, ...);
+H5_DLL herr_t H5VL_file_optional(const H5VL_object_t *vol_obj, hid_t dxpl_id, void **req, ...);
+H5_DLL herr_t H5VL_file_close(const H5VL_object_t *vol_obj, hid_t dxpl_id, void **req);
/* Group functions */
-H5_DLL void *H5VL_group_create(void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, const char *name, hid_t gcpl_id, hid_t gapl_id, hid_t dxpl_id, void **req);
-H5_DLL void *H5VL_group_open(void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, const char *name, hid_t gapl_id, hid_t dxpl_id, void **req);
-H5_DLL herr_t H5VL_group_get(void *obj, const H5VL_class_t *cls, H5VL_group_get_t get_type, hid_t dxpl_id, void **req, ...);
-H5_DLL herr_t H5VL_group_specific(void *obj, const H5VL_class_t *cls, H5VL_group_specific_t specific_type, hid_t dxpl_id, void **req, ...);
-H5_DLL herr_t H5VL_group_optional(void *obj, const H5VL_class_t *cls, hid_t dxpl_id, void **req, ...);
-H5_DLL herr_t H5VL_group_close(void *grp, const H5VL_class_t *cls, hid_t dxpl_id, void **req);
+H5_DLL void *H5VL_group_create(const H5VL_object_t *vol_obj, H5VL_loc_params_t loc_params, const char *name, hid_t gcpl_id, hid_t gapl_id, hid_t dxpl_id, void **req);
+H5_DLL void *H5VL_group_open(const H5VL_object_t *vol_obj, H5VL_loc_params_t loc_params, const char *name, hid_t gapl_id, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VL_group_get(const H5VL_object_t *vol_obj, H5VL_group_get_t get_type, hid_t dxpl_id, void **req, ...);
+H5_DLL herr_t H5VL_group_specific(const H5VL_object_t *vol_obj, H5VL_group_specific_t specific_type, hid_t dxpl_id, void **req, ...);
+H5_DLL herr_t H5VL_group_optional(const H5VL_object_t *vol_obj, hid_t dxpl_id, void **req, ...);
+H5_DLL herr_t H5VL_group_close(const H5VL_object_t *vol_obj, hid_t dxpl_id, void **req);
/* Link functions */
-H5_DLL herr_t H5VL_link_create(H5VL_link_create_type_t create_type, void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, hid_t lcpl_id, hid_t lapl_id, hid_t dxpl_id, void **req);
-H5_DLL herr_t H5VL_link_copy(void *src_obj, H5VL_loc_params_t loc_params1, void *dst_obj, H5VL_loc_params_t loc_params2, const H5VL_class_t *cls, hid_t lcpl_id, hid_t lapl_id, hid_t dxpl_id, void **req);
-H5_DLL herr_t H5VL_link_move(void *src_obj, H5VL_loc_params_t loc_params1, void *dst_obj, H5VL_loc_params_t loc_params2, const H5VL_class_t *cls, hid_t lcpl_id, hid_t lapl_id, hid_t dxpl_id, void **req);
-H5_DLL herr_t H5VL_link_get(void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, H5VL_link_get_t get_type, hid_t dxpl_id, void **req, ...);
-H5_DLL herr_t H5VL_link_specific(void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, H5VL_link_specific_t specific_type, hid_t dxpl_id, void **req, ...);
-H5_DLL herr_t H5VL_link_optional(void *obj, const H5VL_class_t *cls, hid_t dxpl_id, void **req, ...);
+H5_DLL herr_t H5VL_link_create(H5VL_link_create_type_t create_type, const H5VL_object_t *vol_obj, H5VL_loc_params_t loc_params, hid_t lcpl_id, hid_t lapl_id, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VL_link_copy(const H5VL_object_t *src_vol_obj, H5VL_loc_params_t loc_params1, const H5VL_object_t *dst_vol_obj, H5VL_loc_params_t loc_params2, hid_t lcpl_id, hid_t lapl_id, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VL_link_move(const H5VL_object_t *src_vol_obj, H5VL_loc_params_t loc_params1, const H5VL_object_t *dst_vol_obj, H5VL_loc_params_t loc_params2, hid_t lcpl_id, hid_t lapl_id, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VL_link_get(const H5VL_object_t *vol_obj, H5VL_loc_params_t loc_params, H5VL_link_get_t get_type, hid_t dxpl_id, void **req, ...);
+H5_DLL herr_t H5VL_link_specific(const H5VL_object_t *vol_obj, H5VL_loc_params_t loc_params, H5VL_link_specific_t specific_type, hid_t dxpl_id, void **req, ...);
+H5_DLL herr_t H5VL_link_optional(const H5VL_object_t *vol_obj, hid_t dxpl_id, void **req, ...);
/* Object functions */
-H5_DLL void *H5VL_object_open(void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, H5I_type_t *opened_type, hid_t dxpl_id, void **req);
-H5_DLL herr_t H5VL_object_copy(void *src_obj, H5VL_loc_params_t loc_params1, const H5VL_class_t *cls1, const char *src_name, void *dst_obj, H5VL_loc_params_t loc_params2, const H5VL_class_t *cls2, const char *dst_name, hid_t ocpypl_id, hid_t lcpl_id, hid_t dxpl_id, void **req);
-H5_DLL herr_t H5VL_object_get(void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, H5VL_object_get_t get_type, hid_t dxpl_id, void **req, ...);
-H5_DLL herr_t H5VL_object_specific(void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, H5VL_object_specific_t specific_type, hid_t dxpl_id, void **req, ...);
-H5_DLL herr_t H5VL_object_optional(void *obj, const H5VL_class_t *cls, hid_t dxpl_id, void **req, ...);
+H5_DLL void *H5VL_object_open(const H5VL_object_t *vol_obj, H5VL_loc_params_t params, H5I_type_t *opened_type, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VL_object_copy(const H5VL_object_t *src_obj, H5VL_loc_params_t src_loc_params, const char *src_name, const H5VL_object_t *dst_obj, H5VL_loc_params_t dst_loc_params, const char *dst_name, hid_t ocpypl_id, hid_t lcpl_id, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VL_object_get(const H5VL_object_t *vol_obj, H5VL_loc_params_t loc_params, H5VL_object_get_t get_type, hid_t dxpl_id, void **req, ...);
+H5_DLL herr_t H5VL_object_specific(const H5VL_object_t *vol_obj, H5VL_loc_params_t loc_params, H5VL_object_specific_t specific_type, hid_t dxpl_id, void **req, ...);
+H5_DLL herr_t H5VL_object_optional(const H5VL_object_t *vol_obj, hid_t dxpl_id, void **req, ...);
/* Datatype functions */
-H5_DLL void *H5VL_datatype_commit(void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, const char *name, hid_t type_id, hid_t lcpl_id, hid_t tcpl_id, hid_t tapl_id, hid_t dxpl_id, void **req);
-H5_DLL void *H5VL_datatype_open(void *obj, H5VL_loc_params_t loc_params, const H5VL_class_t *cls, const char *name, hid_t tapl_id, hid_t dxpl_id, void **req);
-H5_DLL herr_t H5VL_datatype_get(void *dt, const H5VL_class_t *cls, H5VL_datatype_get_t get_type, hid_t dxpl_id, void **req, ...);
-H5_DLL herr_t H5VL_datatype_specific(void *obj, const H5VL_class_t *cls, H5VL_datatype_specific_t specific_type, hid_t dxpl_id, void **req, ...);
-H5_DLL herr_t H5VL_datatype_optional(void *obj, const H5VL_class_t *cls, hid_t dxpl_id, void **req, ...);
-H5_DLL herr_t H5VL_datatype_close(void *dt, const H5VL_class_t *cls, hid_t dxpl_id, void **req);
+H5_DLL void *H5VL_datatype_commit(const H5VL_object_t *vol_obj, H5VL_loc_params_t loc_params, const char *name, hid_t type_id, hid_t lcpl_id, hid_t tcpl_id, hid_t tapl_id, hid_t dxpl_id, void **req);
+H5_DLL void *H5VL_datatype_open(const H5VL_object_t *vol_obj, H5VL_loc_params_t loc_params, const char *name, hid_t tapl_id, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VL_datatype_get(const H5VL_object_t *vol_obj, H5VL_datatype_get_t get_type, hid_t dxpl_id, void **req, ...);
+H5_DLL herr_t H5VL_datatype_specific(const H5VL_object_t *vol_obj, H5VL_datatype_specific_t specific_type, hid_t dxpl_id, void **req, ...);
+H5_DLL herr_t H5VL_datatype_optional(const H5VL_object_t *vol_obj, hid_t dxpl_id, void **req, ...);
+H5_DLL herr_t H5VL_datatype_close(const H5VL_object_t *vol_obj, hid_t dxpl_id, void **req);
/* Asynchronous functions */
-H5_DLL herr_t H5VL_request_cancel(void **req, const H5VL_class_t *cls, H5ES_status_t *status);
-H5_DLL herr_t H5VL_request_test(void **req, const H5VL_class_t *cls, H5ES_status_t *status);
-H5_DLL herr_t H5VL_request_wait(void **req, const H5VL_class_t *cls, H5ES_status_t *status);
+H5_DLL herr_t H5VL_request_wait(const H5VL_object_t *vol_obj, uint64_t timeout, H5ES_status_t *status);
+H5_DLL herr_t H5VL_request_cancel(const H5VL_object_t *vol_obj);
+H5_DLL herr_t H5VL_request_specific(const H5VL_object_t *vol_obj, H5VL_request_specific_t specific_type, ...);
+H5_DLL herr_t H5VL_request_optional(const H5VL_object_t *vol_obj, ...);
+H5_DLL herr_t H5VL_request_free(const H5VL_object_t *vol_obj);
+
#endif /* _H5VLprivate_H */