/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * 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 * Thursday, February 3, 2005 * * Purpose: v2 B-tree testing functions. */ #define H5B2_PACKAGE /*suppress error about including H5B2pkg */ #define H5B2_TESTING /*suppress warning about H5B2 testing funcs*/ /* Private headers */ #include "H5private.h" /* Generic Functions */ #include "H5B2pkg.h" /* B-trees */ #include "H5Eprivate.h" /* Error handling */ /* Static Prototypes */ static herr_t H5B2_test_store(void *nrecord, const void *udata); static herr_t H5B2_test_retrieve(void *udata, const void *nrecord); static herr_t H5B2_test_compare(const void *rec1, const void *rec2); static herr_t H5B2_test_encode(const H5F_t *f, uint8_t *raw, const void *nrecord); static herr_t H5B2_test_decode(const H5F_t *f, const uint8_t *raw, void *nrecord); static herr_t H5B2_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 H5B2_class_t H5B2_TEST[1]={{ /* B-tree class information */ H5B2_TEST_ID, /* Type of B-tree */ sizeof(hsize_t), /* Size of native key */ H5B2_test_store, /* Record storage callback */ H5B2_test_retrieve, /* Record retrieval callback */ H5B2_test_compare, /* Record comparison callback */ H5B2_test_encode, /* Record encoding callback */ H5B2_test_decode, /* Record decoding callback */ H5B2_test_debug /* Record debugging callback */ }}; /*------------------------------------------------------------------------- * Function: H5B2_test_store * * Purpose: Store native information into record for B-tree * * Return: Success: non-negative * * Failure: negative * * Programmer: Quincey Koziol * Thursday, February 3, 2005 * * Modifications: * *------------------------------------------------------------------------- */ static herr_t H5B2_test_store(void *nrecord, const void *udata) { FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5B2_test_store) *(hsize_t *)nrecord=*(const hsize_t *)udata; FUNC_LEAVE_NOAPI(SUCCEED); } /* H5B2_test_store() */ /*------------------------------------------------------------------------- * Function: H5B2_test_retrieve * * Purpose: Retrieve native information from record for B-tree * * Return: Success: non-negative * * Failure: negative * * Programmer: Quincey Koziol * Friday, February 25, 2005 * * Modifications: * *------------------------------------------------------------------------- */ static herr_t H5B2_test_retrieve(void *udata, const void *nrecord) { FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5B2_test_retrieve) *(hsize_t *)udata=*(const hsize_t *)nrecord; FUNC_LEAVE_NOAPI(SUCCEED); } /* H5B2_test_retrieve() */ /*------------------------------------------------------------------------- * Function: H5B2_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 * Thursday, February 3, 2005 * * Modifications: * *------------------------------------------------------------------------- */ static herr_t H5B2_test_compare(const void *rec1, const void *rec2) { FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5B2_test_compare) FUNC_LEAVE_NOAPI((herr_t)(*(const hssize_t *)rec1-*(const hssize_t *)rec2)); } /* H5B2_test_compare() */ /*------------------------------------------------------------------------- * Function: H5B2_test_encode * * Purpose: Encode native information into raw form for storing on disk * * Return: Success: non-negative * * Failure: negative * * Programmer: Quincey Koziol * Thursday, February 3, 2005 * * Modifications: * *------------------------------------------------------------------------- */ static herr_t H5B2_test_encode(const H5F_t *f, uint8_t *raw, const void *nrecord) { FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5B2_test_encode) H5F_ENCODE_LENGTH(f, raw, *(const hsize_t *)nrecord); FUNC_LEAVE_NOAPI(SUCCEED); } /* H5B2_test_encode() */ /*------------------------------------------------------------------------- * Function: H5B2_test_decode * * Purpose: Decode raw disk form of record into native form * * Return: Success: non-negative * * Failure: negative * * Programmer: Quincey Koziol * Friday, February 4, 2005 * * Modifications: * *------------------------------------------------------------------------- */ static herr_t H5B2_test_decode(const H5F_t *f, const uint8_t *raw, void *nrecord) { FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5B2_test_decode) H5F_DECODE_LENGTH(f, raw, *(hsize_t *)nrecord); FUNC_LEAVE_NOAPI(SUCCEED); } /* H5B2_test_decode() */ /*------------------------------------------------------------------------- * Function: H5B2_test_debug * * Purpose: Debug native form of record * * Return: Success: non-negative * * Failure: negative * * Programmer: Quincey Koziol * Friday, February 4, 2005 * * Modifications: * *------------------------------------------------------------------------- */ static herr_t H5B2_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(H5B2_test_debug) HDassert (record); HDfprintf(stream, "%*s%-*s %Hu\n", indent, "", fwidth, "Record:", *(const hsize_t *)record); FUNC_LEAVE_NOAPI(SUCCEED); } /* H5B2_test_debug() */ /*------------------------------------------------------------------------- * Function: H5B2_get_root_addr * * Purpose: Retrieve the root node's address * * Return: Success: non-negative * * Failure: negative * * Programmer: Quincey Koziol * Saturday, February 26, 2005 * * Modifications: * *------------------------------------------------------------------------- */ herr_t H5B2_get_root_addr(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, haddr_t *root_addr) { H5B2_t *bt2=NULL; /* Pointer to the B-tree header */ herr_t ret_value = SUCCEED; FUNC_ENTER_NOAPI_NOINIT(H5B2_get_root_addr) /* Check arguments. */ HDassert(f); HDassert(type); HDassert(H5F_addr_defined(addr)); HDassert(root_addr); /* Look up the B-tree header */ if (NULL == (bt2 = H5AC_protect(f, dxpl_id, H5AC_BT2_HDR, addr, type, NULL, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree header") /* Get B-tree root addr */ *root_addr = bt2->root.addr; done: /* Release B-tree header node */ if (bt2 && H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, H5AC__NO_FLAGS_SET) < 0) HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree header info") FUNC_LEAVE_NOAPI(ret_value) } /* H5B2_get_root_addr() */