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Diffstat (limited to 'src/H5BPtest.c')
| -rw-r--r-- | src/H5BPtest.c | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/src/H5BPtest.c b/src/H5BPtest.c new file mode 100644 index 0000000..025bdf7 --- /dev/null +++ b/src/H5BPtest.c @@ -0,0 +1,237 @@ +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * 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, April 19, 2005 + * + * Purpose: B+ tree testing functions. + */ + +#define H5BP_PACKAGE /*suppress error about including H5BPpkg */ +#define H5BP_TESTING /*suppress warning about H5BP testing funcs*/ + +/* Private headers */ +#include "H5private.h" /* Generic Functions */ +#include "H5BPpkg.h" /* B+ trees */ +#include "H5Eprivate.h" /* Error handling */ +#include "H5MMprivate.h" /* Memory management */ + +/* Static Prototypes */ +static void *H5BP_test_copy(const void *rec); +static herr_t H5BP_test_compare(const void *rec1, const void *rec2); +static herr_t H5BP_test_raw_len(const H5F_t *f, const void *record, size_t *len); +static herr_t H5BP_test_encode(const H5F_t *f, const uint8_t *native, + uint8_t *raw, size_t *rec_len); +static void *H5BP_test_decode(const H5F_t *f, H5MP_pool_t *pool, + const uint8_t *raw, size_t rec_len); +static herr_t H5BP_test_debug(FILE *stream, const H5F_t *f, hid_t dxpl_id, + int indent, int fwidth, const void *record, const void *_udata); + +/* Package variables */ +const H5BP_class_t H5BP_TEST[1]={{ /* B+ tree class information */ + H5BP_TEST_ID, /* Type of B+ tree */ + H5BP_test_copy, /* Record copy callback */ + H5BP_test_compare, /* Record comparison callback */ + H5BP_test_raw_len, /* Record 'raw len' callback */ + H5BP_test_encode, /* Record encoding callback */ + H5BP_test_decode, /* Record decoding callback */ + H5BP_test_debug /* Record debugging callback */ +}}; + + +/*------------------------------------------------------------------------- + * Function: H5BP_test_copy + * + * Purpose: Copy native information record + * + * Return: Pointer to new record on success, NULL on failure + * + * Programmer: Quincey Koziol + * Monday, April 25, 2005 + * + * Modifications: + * + *------------------------------------------------------------------------- + */ +static void * +H5BP_test_copy(const void *rec) +{ + FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5BP_test_copy) + + /* Copy record */ + FUNC_LEAVE_NOAPI(HDstrdup(rec)); +} /* H5BP_test_copy() */ + + +/*------------------------------------------------------------------------- + * Function: H5BP_test_compare + * + * Purpose: Compare two native information records, according to some key + * + * Return: <0 if rec1 < rec2 + * =0 if rec1 == rec2 + * >0 if rec1 > rec2 + * + * Programmer: Quincey Koziol + * Tuesday, April 19, 2005 + * + * Modifications: + * + *------------------------------------------------------------------------- + */ +static herr_t +H5BP_test_compare(const void *rec1, const void *rec2) +{ + FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5BP_test_compare) + + FUNC_LEAVE_NOAPI(HDstrcmp(*(const char **)rec1, *(const char **)rec2)); +} /* H5BP_test_compare() */ + + +/*------------------------------------------------------------------------- + * Function: H5BP_test_raw_len + * + * Purpose: Determine the length of the raw form of a record + * + * Return: <0 if rec1 < rec2 + * =0 if rec1 == rec2 + * >0 if rec1 > rec2 + * + * Programmer: Quincey Koziol + * Tuesday, April 19, 2005 + * + * Modifications: + * + *------------------------------------------------------------------------- + */ +static herr_t +H5BP_test_raw_len(const H5F_t UNUSED *f, const void *record, size_t *len) +{ + FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5BP_test_raw_len) + + *len = HDstrlen((const char *)record); + + FUNC_LEAVE_NOAPI(SUCCEED); +} /* H5BP_test_raw_len() */ + + +/*------------------------------------------------------------------------- + * Function: H5BP_test_encode + * + * Purpose: Encode native information into raw form for storing on disk + * + * Return: Success: non-negative + * + * Failure: negative + * + * Programmer: Quincey Koziol + * Tuesday, April 19, 2005 + * + * Modifications: + * + *------------------------------------------------------------------------- + */ +static herr_t +H5BP_test_encode(const H5F_t *f, const uint8_t *native, uint8_t *raw, size_t *rec_len) +{ + FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5BP_test_encode) + + /* Sanity check */ + HDassert(f); + HDassert(native); + HDassert(raw); + HDassert(rec_len); + + /* Get the record length */ + *rec_len = HDstrlen((const char *)native); + + /* "Encode" the record */ + HDmemcpy(raw, native, *rec_len); + + FUNC_LEAVE_NOAPI(SUCCEED); +} /* H5BP_test_encode() */ + + +/*------------------------------------------------------------------------- + * Function: H5BP_test_decode + * + * Purpose: Decode raw disk form of record into native form + * + * Return: Success: non-negative + * + * Failure: negative + * + * Programmer: Quincey Koziol + * Tuesday, April 19, 2005 + * + * Modifications: + * + *------------------------------------------------------------------------- + */ +static void * +H5BP_test_decode(const H5F_t *f, H5MP_pool_t *pool, const uint8_t *raw, size_t rec_len) +{ + void *ret_value; /* Return value */ + + FUNC_ENTER_NOAPI_NOINIT(H5BP_test_decode) + + /* Sanity check */ + HDassert(f); + HDassert(pool); + HDassert(raw); + HDassert(rec_len > 0); + + /* Allocate space for the record */ + if((ret_value = H5MP_malloc(pool, rec_len + 1)) == NULL) + HGOTO_ERROR(H5E_BTREE, H5E_NOSPACE, NULL, "Can't allocate space for record") + + /* "Decode" the record */ + HDmemcpy(ret_value, raw, rec_len); + *((unsigned char *)ret_value + rec_len) = '\0'; + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* H5BP_test_decode() */ + + +/*------------------------------------------------------------------------- + * Function: H5BP_test_debug + * + * Purpose: Debug native form of record + * + * Return: Success: non-negative + * + * Failure: negative + * + * Programmer: Quincey Koziol + * Tuesday, April 19, 2005 + * + * Modifications: + * + *------------------------------------------------------------------------- + */ +static herr_t +H5BP_test_debug(FILE *stream, const H5F_t UNUSED *f, hid_t UNUSED dxpl_id, int indent, int fwidth, + const void *record, const void UNUSED *_udata) +{ + FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5BP_test_debug) + + HDassert (record); + + HDfprintf(stream, "%*s%-*s %s\n", indent, "", fwidth, "Record:", + *(const char *)record); + + FUNC_LEAVE_NOAPI(SUCCEED); +} /* H5BP_test_debug() */ + |