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Diffstat (limited to 'src/H5Bpkg.h')
| -rw-r--r-- | src/H5Bpkg.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/src/H5Bpkg.h b/src/H5Bpkg.h new file mode 100644 index 0000000..707285d --- /dev/null +++ b/src/H5Bpkg.h @@ -0,0 +1,72 @@ +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * 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. * + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ + +/* + * Programmer: Quincey Koziol <koziol@ncsa.uiuc.edu> + * Thursday, May 15, 2003 + * + * Purpose: This file contains declarations which are visible only within + * the H5B package. Source files outside the H5B package should + * include H5Bprivate.h instead. + */ +#ifndef H5B_PACKAGE +#error "Do not include this file outside the H5B package!" +#endif + +#ifndef _H5Bpkg_H +#define _H5Bpkg_H + +/* Get package's private header */ +#include "H5Bprivate.h" + +/* Other private headers needed by this file */ + +/**************************/ +/* Package Private Macros */ +/**************************/ + +/****************************/ +/* Package Private Typedefs */ +/****************************/ + +/* + * The B-tree node as stored in memory... + */ +typedef struct H5B_key_t { + hbool_t dirty; /*native key is more recent than raw key */ + uint8_t *rkey; /*ptr into node->page for raw key */ + void *nkey; /*null or ptr into node->native for key */ +} H5B_key_t; + +struct H5B_t { + H5AC_info_t cache_info; /* Information for H5AC cache functions, _must_ be */ + /* first field in structure */ + const H5B_class_t *type; /*type of tree */ + size_t sizeof_rkey; /*size of raw (disk) key */ + int ndirty; /*num child ptrs to emit */ + int level; /*node level */ + haddr_t left; /*address of left sibling */ + haddr_t right; /*address of right sibling */ + int nchildren; /*number of child pointers */ + uint8_t *page; /*disk page */ + uint8_t *native; /*array of keys in native format */ + H5B_key_t *key; /*2k+1 key entries */ + haddr_t *child; /*2k child pointers */ +}; + +/******************************/ +/* Package Private Prototypes */ +/******************************/ + +#endif /*_H5Bpkg_H*/ |