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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by the Board of Trustees of the University of Illinois. *
* All rights reserved. *
* *
* This file is part of HDF5. The full HDF5 copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the files COPYING and Copyright.html. COPYING can be found at the root *
* of the source code distribution tree; Copyright.html can be found at the *
* root level of an installed copy of the electronic HDF5 document set and *
* is linked from the top-level documents page. It can also be found at *
* http://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*-------------------------------------------------------------------------
*
* Created: H5B2private.h
* Jan 31 2005
* Quincey Koziol <koziol@ncsa.uiuc.edu>
*
* Purpose: Private header for library accessible B-tree routines.
*
*-------------------------------------------------------------------------
*/
#ifndef _H5B2private_H
#define _H5B2private_H
/* Include package's public header */
#include "H5B2public.h"
/* Private headers needed by this file */
#include "H5Fprivate.h" /* File access */
/**************************/
/* Library Private Macros */
/**************************/
/*
* Feature: Define this constant if you want to check B-tree consistency
* after each B-tree operation. Note that this slows down the
* library considerably! Debugging the B-tree depends on assert()
* being enabled.
*/
/* #define H5B2_DEBUG */
/****************************/
/* Library Private Typedefs */
/****************************/
/* B-tree IDs for various internal things. */
/* Not really a "public" symbol, but that should be OK -QAK */
/* Note - if more of these are added, any 'K' values (for internal or leaf
* nodes) they use will need to be stored in the file somewhere. -QAK
*/
typedef enum H5B2_subid_t {
H5B2_GRP_NAME_ID = 0, /* B-tree is for group links, ordered by name */
H5B2_NUM_BTREE_ID /* Number of B-tree key IDs (must be last) */
} H5B2_subid_t;
/*
* Each class of object that can be pointed to by a B-link tree has a
* variable of this type that contains class variables and methods.
*/
typedef struct H5B2_class_t {
H5B2_subid_t id; /*id as found in file*/
size_t nkey_size; /*size of native (memory) key*/
/* Store & retrieve records */
herr_t (*store)(const H5F_t *f, hid_t dxpl_id, const void *udata, void *nrecord); /* Store record in native key table */
/* Compare records, according to a key */
herr_t (*compare)(const H5F_t *f, hid_t dxpl_id, const void *rec1, const void *rec2); /* Compare two native records */
/* Encode & decode record values */
herr_t (*encode)(const H5F_t *f, uint8_t *raw, const void *record); /* Encode record from native form to disk storage form */
herr_t (*decode)(const H5F_t *f, const uint8_t *raw, void *record); /* Decode record from disk storage form to native form */
/* Debug record values */
} H5B2_class_t;
/***************************************/
/* Library-private Function Prototypes */
/***************************************/
H5_DLL herr_t H5B2_create(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type,
size_t node_size, size_t rkey_size,
unsigned split_percent, unsigned merge_percent,
haddr_t *addr_p);
H5_DLL herr_t H5B2_insert(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type,
haddr_t addr, void *udata);
#endif /* _H5B2private_H */
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