diff options
Diffstat (limited to 'src/H5Gstab.c')
| -rw-r--r-- | src/H5Gstab.c | 696 |
1 files changed, 270 insertions, 426 deletions
diff --git a/src/H5Gstab.c b/src/H5Gstab.c index 4c338c9..1fb24a4 100644 --- a/src/H5Gstab.c +++ b/src/H5Gstab.c @@ -1,19 +1,16 @@ /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * Copyright by The HDF Group. * - * 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://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have * - * access to either file, you may request a copy from help@hdfgroup.org. * + * the COPYING file, which can be found at the root of the source code * + * distribution tree, or in https://www.hdfgroup.org/licenses. * + * If you do not have access to either file, you may request a copy from * + * help@hdfgroup.org. * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ -/* Programmer: Robb Matzke <matzke@llnl.gov> +/* Programmer: Robb Matzke * Friday, September 19, 1997 * */ @@ -22,25 +19,22 @@ /* Module Setup */ /****************/ -#define H5G_PACKAGE /*suppress error about including H5Gpkg */ - +#include "H5Gmodule.h" /* This source code file is part of the H5G module */ /***********/ /* Headers */ /***********/ -#include "H5private.h" /* Generic Functions */ -#include "H5Eprivate.h" /* Error handling */ -#include "H5Fprivate.h" /* File access */ -#include "H5Gpkg.h" /* Groups */ -#include "H5HLprivate.h" /* Local Heaps */ -#include "H5MMprivate.h" /* Memory management */ - +#include "H5private.h" /* Generic Functions */ +#include "H5Eprivate.h" /* Error handling */ +#include "H5Fprivate.h" /* File access */ +#include "H5Gpkg.h" /* Groups */ +#include "H5HLprivate.h" /* Local Heaps */ +#include "H5MMprivate.h" /* Memory management */ /****************/ /* Local Macros */ /****************/ - /******************/ /* Local Typedefs */ /******************/ @@ -48,21 +42,21 @@ /* User data for finding link information from B-tree */ typedef struct { /* downward */ - const char *name; /* Name to search for */ - H5HL_t *heap; /* Local heap for group */ + const char *name; /* Name to search for */ + H5HL_t *heap; /* Local heap for group */ /* upward */ - H5O_link_t *lnk; /* Caller's link location */ + H5O_link_t *lnk; /* Caller's link location */ } H5G_stab_fnd_ud_t; /* Data passed through B-tree iteration for looking up a name by index */ typedef struct H5G_bt_it_gnbi_t { /* downward */ H5G_bt_it_idx_common_t common; /* Common information for "by index" lookup */ - H5HL_t *heap; /*symbol table heap */ + H5HL_t *heap; /*symbol table heap */ /* upward */ - char *name; /*member name to be returned */ + char *name; /*member name to be returned */ } H5G_bt_it_gnbi_t; #ifndef H5_NO_DEPRECATED_SYMBOLS @@ -70,11 +64,10 @@ typedef struct H5G_bt_it_gnbi_t { typedef struct H5G_bt_it_gtbi_t { /* downward */ H5G_bt_it_idx_common_t common; /* Common information for "by index" lookup */ - H5F_t *f; /* Pointer to file that symbol table is in */ - hid_t dxpl_id; /* DXPL for operation */ + H5F_t *f; /* Pointer to file that symbol table is in */ /* upward */ - H5G_obj_t type; /*member type to be returned */ + H5G_obj_t type; /*member type to be returned */ } H5G_bt_it_gtbi_t; #endif /* H5_NO_DEPRECATED_SYMBOLS */ @@ -82,40 +75,33 @@ typedef struct H5G_bt_it_gtbi_t { typedef struct H5G_bt_it_lbi_t { /* downward */ H5G_bt_it_idx_common_t common; /* Common information for "by index" lookup */ - H5HL_t *heap; /*symbol table heap */ + H5HL_t *heap; /*symbol table heap */ /* upward */ - H5O_link_t *lnk; /*link to be returned */ - hbool_t found; /*whether we found the link */ + H5O_link_t *lnk; /*link to be returned */ + hbool_t found; /*whether we found the link */ } H5G_bt_it_lbi_t; - /********************/ /* Package Typedefs */ /********************/ - /********************/ /* Local Prototypes */ /********************/ - /*********************/ /* Package Variables */ /*********************/ - /*****************************/ /* Library Private Variables */ /*****************************/ - /*******************/ /* Local Variables */ /*******************/ - - /*------------------------------------------------------------------------- * Function: H5G__stab_create_components * @@ -130,17 +116,16 @@ typedef struct H5G_bt_it_lbi_t { * Return: Non-negative on success/Negative on failure * * Programmer: Quincey Koziol - * koziol@ncsa.uiuc.edu * Nov 7 2005 * *------------------------------------------------------------------------- */ herr_t -H5G__stab_create_components(H5F_t *f, H5O_stab_t *stab, size_t size_hint, hid_t dxpl_id) +H5G__stab_create_components(H5F_t *f, H5O_stab_t *stab, size_t size_hint) { - H5HL_t *heap = NULL; /* Pointer to local heap */ - size_t name_offset; /* Offset of "" name */ - herr_t ret_value = SUCCEED; /* Return value */ + H5HL_t *heap = NULL; /* Pointer to local heap */ + size_t name_offset; /* Offset of "" name */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_PACKAGE @@ -152,36 +137,34 @@ H5G__stab_create_components(H5F_t *f, H5O_stab_t *stab, size_t size_hint, hid_t HDassert(size_hint > 0); /* Create the B-tree */ - if(H5B_create(f, dxpl_id, H5B_SNODE, NULL, &(stab->btree_addr)/*out*/) < 0) - HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "can't create B-tree") + if (H5B_create(f, H5B_SNODE, NULL, &(stab->btree_addr) /*out*/) < 0) + HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "can't create B-tree") /* Create symbol table private heap */ - if(H5HL_create(f, dxpl_id, size_hint, &(stab->heap_addr)/*out*/) < 0) - HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "can't create heap") + if (H5HL_create(f, size_hint, &(stab->heap_addr) /*out*/) < 0) + HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "can't create heap") /* Pin the heap down in memory */ - if(NULL == (heap = H5HL_protect(f, dxpl_id, stab->heap_addr, H5AC_WRITE))) + if (NULL == (heap = H5HL_protect(f, stab->heap_addr, H5AC__NO_FLAGS_SET))) HGOTO_ERROR(H5E_SYM, H5E_PROTECT, FAIL, "unable to protect symbol table heap") /* Insert name into the heap */ - if((size_t)(-1) == (name_offset = H5HL_insert(f, dxpl_id, heap, (size_t)1, ""))) - HGOTO_ERROR(H5E_SYM, H5E_CANTINSERT, FAIL, "can't insert name into heap") + if (H5HL_insert(f, heap, (size_t)1, "", &name_offset) < 0) + HGOTO_ERROR(H5E_SYM, H5E_CANTINSERT, FAIL, "can't insert name into heap") - /* - * B-tree's won't work if the first name isn't at the beginning + /* B-trees won't work if the first name isn't at the beginning * of the heap. */ HDassert(0 == name_offset); done: /* Release resources */ - if(heap && H5HL_unprotect(heap) < 0) + if (heap && FAIL == H5HL_unprotect(heap)) HDONE_ERROR(H5E_SYM, H5E_PROTECT, FAIL, "unable to unprotect symbol table heap") FUNC_LEAVE_NOAPI(ret_value) } /* end H5G__stab_create_components() */ - /*------------------------------------------------------------------------- * Function: H5G__stab_create * @@ -197,20 +180,18 @@ done: * Return: Non-negative on success/Negative on failure * * Programmer: Robb Matzke - * matzke@llnl.gov * Aug 1 1997 * *------------------------------------------------------------------------- */ herr_t -H5G__stab_create(H5O_loc_t *grp_oloc, hid_t dxpl_id, const H5O_ginfo_t *ginfo, - H5O_stab_t *stab) +H5G__stab_create(H5O_loc_t *grp_oloc, const H5O_ginfo_t *ginfo, H5O_stab_t *stab) { - size_t heap_hint; /* Local heap size hint */ - size_t size_hint; /* Local heap size hint */ - herr_t ret_value = SUCCEED; /* Return value */ + size_t heap_hint; /* Local heap size hint */ + size_t size_hint; /* Local heap size hint */ + herr_t ret_value = SUCCEED; /* Return value */ - FUNC_ENTER_PACKAGE_TAG(dxpl_id, grp_oloc->addr, FAIL) + FUNC_ENTER_PACKAGE_TAG(grp_oloc->addr) /* * Check arguments. @@ -219,30 +200,32 @@ H5G__stab_create(H5O_loc_t *grp_oloc, hid_t dxpl_id, const H5O_ginfo_t *ginfo, HDassert(stab); /* Adjust the size hint, if necessary */ - if(ginfo->lheap_size_hint == 0) - heap_hint = 8 + /* "null" name inserted for B-tree */ - (ginfo->est_num_entries * H5HL_ALIGN(ginfo->est_name_len + 1)) + /* estimated size of names for links, aligned for inserting into local heap */ - H5HL_SIZEOF_FREE(grp_oloc->file); /* Free list entry in local heap */ + if (ginfo->lheap_size_hint == 0) + heap_hint = + 8 + /* "null" name inserted for B-tree */ + (ginfo->est_num_entries * + H5HL_ALIGN(ginfo->est_name_len + + 1)) + /* estimated size of names for links, aligned for inserting into local heap */ + H5HL_SIZEOF_FREE(grp_oloc->file); /* Free list entry in local heap */ else heap_hint = ginfo->lheap_size_hint; size_hint = MAX(heap_hint, H5HL_SIZEOF_FREE(grp_oloc->file) + 2); /* Go create the B-tree & local heap */ - if(H5G__stab_create_components(grp_oloc->file, stab, size_hint, dxpl_id) < 0) - HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "can't create symbol table components") + if (H5G__stab_create_components(grp_oloc->file, stab, size_hint) < 0) + HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "can't create symbol table components") /* * Insert the symbol table message into the object header and the symbol * table entry. */ - if(H5O_msg_create(grp_oloc, H5O_STAB_ID, 0, H5O_UPDATE_TIME, stab, dxpl_id) < 0) - HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "can't create message") + if (H5O_msg_create(grp_oloc, H5O_STAB_ID, 0, H5O_UPDATE_TIME, stab) < 0) + HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "can't create message") done: - FUNC_LEAVE_NOAPI_TAG(ret_value, FAIL) + FUNC_LEAVE_NOAPI_TAG(ret_value) } /* end H5G__stab_create() */ - /*------------------------------------------------------------------------- * Function: H5G__stab_insert_real * @@ -253,19 +236,17 @@ done: * Return: Non-negative on success/Negative on failure * * Programmer: Quincey Koziol - * koziol@uiuc.edu * Nov 7 2005 * *------------------------------------------------------------------------- */ herr_t -H5G__stab_insert_real(H5F_t *f, const H5O_stab_t *stab, const char *name, - H5O_link_t *obj_lnk, H5O_type_t obj_type, const void *crt_info, - hid_t dxpl_id) +H5G__stab_insert_real(H5F_t *f, const H5O_stab_t *stab, const char *name, H5O_link_t *obj_lnk, + H5O_type_t obj_type, const void *crt_info) { - H5HL_t *heap = NULL; /* Pointer to local heap */ - H5G_bt_ins_t udata; /* Data to pass through B-tree */ - herr_t ret_value = SUCCEED; /* Return value */ + H5HL_t *heap = NULL; /* Pointer to local heap */ + H5G_bt_ins_t udata; /* Data to pass through B-tree */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_PACKAGE @@ -276,29 +257,28 @@ H5G__stab_insert_real(H5F_t *f, const H5O_stab_t *stab, const char *name, HDassert(obj_lnk); /* Pin the heap down in memory */ - if(NULL == (heap = H5HL_protect(f, dxpl_id, stab->heap_addr, H5AC_WRITE))) + if (NULL == (heap = H5HL_protect(f, stab->heap_addr, H5AC__NO_FLAGS_SET))) HGOTO_ERROR(H5E_SYM, H5E_PROTECT, FAIL, "unable to protect symbol table heap") /* Initialize data to pass through B-tree */ udata.common.name = name; udata.common.heap = heap; - udata.lnk = obj_lnk; - udata.obj_type = obj_type; - udata.crt_info = crt_info; + udata.lnk = obj_lnk; + udata.obj_type = obj_type; + udata.crt_info = crt_info; /* Insert into symbol table */ - if(H5B_insert(f, dxpl_id, H5B_SNODE, stab->btree_addr, &udata) < 0) + if (H5B_insert(f, H5B_SNODE, stab->btree_addr, &udata) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTINSERT, FAIL, "unable to insert entry") done: /* Release resources */ - if(heap && H5HL_unprotect(heap) < 0) + if (heap && H5HL_unprotect(heap) < 0) HDONE_ERROR(H5E_SYM, H5E_PROTECT, FAIL, "unable to unprotect symbol table heap") FUNC_LEAVE_NOAPI(ret_value) } /* end H5G__stab_insert_real() */ - /*------------------------------------------------------------------------- * Function: H5G__stab_insert * @@ -309,20 +289,18 @@ done: * Return: Non-negative on success/Negative on failure * * Programmer: Robb Matzke - * matzke@llnl.gov * Aug 1 1997 * *------------------------------------------------------------------------- */ herr_t -H5G__stab_insert(const H5O_loc_t *grp_oloc, const char *name, - H5O_link_t *obj_lnk, H5O_type_t obj_type, const void *crt_info, - hid_t dxpl_id) +H5G__stab_insert(const H5O_loc_t *grp_oloc, const char *name, H5O_link_t *obj_lnk, H5O_type_t obj_type, + const void *crt_info) { - H5O_stab_t stab; /* Symbol table message */ - herr_t ret_value = SUCCEED; /* Return value */ + H5O_stab_t stab; /* Symbol table message */ + herr_t ret_value = SUCCEED; /* Return value */ - FUNC_ENTER_PACKAGE_TAG(dxpl_id, grp_oloc->addr, FAIL) + FUNC_ENTER_PACKAGE /* check arguments */ HDassert(grp_oloc && grp_oloc->file); @@ -330,18 +308,16 @@ H5G__stab_insert(const H5O_loc_t *grp_oloc, const char *name, HDassert(obj_lnk); /* Retrieve symbol table message */ - if(NULL == H5O_msg_read(grp_oloc, H5O_STAB_ID, &stab, dxpl_id)) + if (NULL == H5O_msg_read(grp_oloc, H5O_STAB_ID, &stab)) HGOTO_ERROR(H5E_SYM, H5E_BADMESG, FAIL, "not a symbol table") - if(H5G__stab_insert_real(grp_oloc->file, &stab, name, obj_lnk, obj_type, - crt_info, dxpl_id) < 0) + if (H5G__stab_insert_real(grp_oloc->file, &stab, name, obj_lnk, obj_type, crt_info) < 0) HGOTO_ERROR(H5E_DATATYPE, H5E_CANTINIT, H5_ITER_ERROR, "unable to insert the name") done: - FUNC_LEAVE_NOAPI_TAG(ret_value, H5_ITER_ERROR) + FUNC_LEAVE_NOAPI(ret_value) } /* end H5G__stab_insert() */ - /*------------------------------------------------------------------------- * Function: H5G__stab_remove * @@ -355,13 +331,12 @@ done: *------------------------------------------------------------------------- */ herr_t -H5G__stab_remove(const H5O_loc_t *loc, hid_t dxpl_id, H5RS_str_t *grp_full_path_r, - const char *name) +H5G__stab_remove(const H5O_loc_t *loc, H5RS_str_t *grp_full_path_r, const char *name) { - H5HL_t *heap = NULL; /* Pointer to local heap */ - H5O_stab_t stab; /*symbol table message */ - H5G_bt_rm_t udata; /*data to pass through B-tree */ - herr_t ret_value = SUCCEED; /* Return value */ + H5HL_t *heap = NULL; /* Pointer to local heap */ + H5O_stab_t stab; /*symbol table message */ + H5G_bt_rm_t udata; /*data to pass through B-tree */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_PACKAGE @@ -369,31 +344,30 @@ H5G__stab_remove(const H5O_loc_t *loc, hid_t dxpl_id, H5RS_str_t *grp_full_path_ HDassert(name && *name); /* Read in symbol table message */ - if(NULL == H5O_msg_read(loc, H5O_STAB_ID, &stab, dxpl_id)) + if (NULL == H5O_msg_read(loc, H5O_STAB_ID, &stab)) HGOTO_ERROR(H5E_SYM, H5E_BADMESG, FAIL, "not a symbol table") /* Pin the heap down in memory */ - if(NULL == (heap = H5HL_protect(loc->file, dxpl_id, stab.heap_addr, H5AC_WRITE))) + if (NULL == (heap = H5HL_protect(loc->file, stab.heap_addr, H5AC__NO_FLAGS_SET))) HGOTO_ERROR(H5E_SYM, H5E_PROTECT, FAIL, "unable to protect symbol table heap") /* Initialize data to pass through B-tree */ - udata.common.name = name; - udata.common.heap = heap; + udata.common.name = name; + udata.common.heap = heap; udata.grp_full_path_r = grp_full_path_r; /* Remove from symbol table */ - if(H5B_remove(loc->file, dxpl_id, H5B_SNODE, stab.btree_addr, &udata) < 0) + if (H5B_remove(loc->file, H5B_SNODE, stab.btree_addr, &udata) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "unable to remove entry") done: /* Release resources */ - if(heap && H5HL_unprotect(heap) < 0) + if (heap && H5HL_unprotect(heap) < 0) HDONE_ERROR(H5E_SYM, H5E_PROTECT, FAIL, "unable to unprotect symbol table heap") FUNC_LEAVE_NOAPI(ret_value) } /* end H5G__stab_remove() */ - /*------------------------------------------------------------------------- * Function: H5G__stab_remove_by_idx * @@ -407,55 +381,54 @@ done: *------------------------------------------------------------------------- */ herr_t -H5G__stab_remove_by_idx(const H5O_loc_t *grp_oloc, hid_t dxpl_id, H5RS_str_t *grp_full_path_r, - H5_iter_order_t order, hsize_t n) +H5G__stab_remove_by_idx(const H5O_loc_t *grp_oloc, H5RS_str_t *grp_full_path_r, H5_iter_order_t order, + hsize_t n) { - H5HL_t *heap = NULL; /* Pointer to local heap */ - H5O_stab_t stab; /* Symbol table message */ - H5G_bt_rm_t udata; /* Data to pass through B-tree */ - H5O_link_t obj_lnk; /* Object's link within group */ - hbool_t lnk_copied = FALSE; /* Whether the link was copied */ - herr_t ret_value = SUCCEED; /* Return value */ + H5HL_t *heap = NULL; /* Pointer to local heap */ + H5O_stab_t stab; /* Symbol table message */ + H5G_bt_rm_t udata; /* Data to pass through B-tree */ + H5O_link_t obj_lnk; /* Object's link within group */ + hbool_t lnk_copied = FALSE; /* Whether the link was copied */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_PACKAGE HDassert(grp_oloc && grp_oloc->file); /* Look up name of link to remove, by index */ - if(H5G__stab_lookup_by_idx(grp_oloc, order, n, &obj_lnk, dxpl_id) < 0) + if (H5G__stab_lookup_by_idx(grp_oloc, order, n, &obj_lnk) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't get link information") lnk_copied = TRUE; /* Read in symbol table message */ - if(NULL == H5O_msg_read(grp_oloc, H5O_STAB_ID, &stab, dxpl_id)) + if (NULL == H5O_msg_read(grp_oloc, H5O_STAB_ID, &stab)) HGOTO_ERROR(H5E_SYM, H5E_BADMESG, FAIL, "not a symbol table") /* Pin the heap down in memory */ - if(NULL == (heap = H5HL_protect(grp_oloc->file, dxpl_id, stab.heap_addr, H5AC_WRITE))) + if (NULL == (heap = H5HL_protect(grp_oloc->file, stab.heap_addr, H5AC__NO_FLAGS_SET))) HGOTO_ERROR(H5E_SYM, H5E_PROTECT, FAIL, "unable to protect symbol table heap") /* Initialize data to pass through B-tree */ - udata.common.name = obj_lnk.name; - udata.common.heap = heap; + udata.common.name = obj_lnk.name; + udata.common.heap = heap; udata.grp_full_path_r = grp_full_path_r; /* Remove link from symbol table */ - if(H5B_remove(grp_oloc->file, dxpl_id, H5B_SNODE, stab.btree_addr, &udata) < 0) + if (H5B_remove(grp_oloc->file, H5B_SNODE, stab.btree_addr, &udata) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "unable to remove entry") done: /* Release resources */ - if(heap && H5HL_unprotect(heap) < 0) + if (heap && H5HL_unprotect(heap) < 0) HDONE_ERROR(H5E_SYM, H5E_PROTECT, FAIL, "unable to unprotect symbol table heap") /* Reset the link information, if we have a copy */ - if(lnk_copied) + if (lnk_copied) H5O_msg_reset(H5O_LINK_ID, &obj_lnk); FUNC_LEAVE_NOAPI(ret_value) } /* end H5G__stab_remove_by_idx() */ - /*------------------------------------------------------------------------- * Function: H5G__stab_delete * @@ -466,16 +439,14 @@ done: * Programmer: Quincey Koziol * Thursday, March 20, 2003 * - * Modifications: - * *------------------------------------------------------------------------- */ herr_t -H5G__stab_delete(H5F_t *f, hid_t dxpl_id, const H5O_stab_t *stab) +H5G__stab_delete(H5F_t *f, const H5O_stab_t *stab) { - H5HL_t *heap = NULL; /* Pointer to local heap */ - H5G_bt_rm_t udata; /*data to pass through B-tree */ - herr_t ret_value = SUCCEED; /* Return value */ + H5HL_t *heap = NULL; /* Pointer to local heap */ + H5G_bt_rm_t udata; /*data to pass through B-tree */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_PACKAGE @@ -485,7 +456,7 @@ H5G__stab_delete(H5F_t *f, hid_t dxpl_id, const H5O_stab_t *stab) HDassert(H5F_addr_defined(stab->heap_addr)); /* Pin the heap down in memory */ - if(NULL == (heap = H5HL_protect(f, dxpl_id, stab->heap_addr, H5AC_WRITE))) + if (NULL == (heap = H5HL_protect(f, stab->heap_addr, H5AC__NO_FLAGS_SET))) HGOTO_ERROR(H5E_SYM, H5E_PROTECT, FAIL, "unable to protect symbol table heap") /* Set up user data for B-tree deletion */ @@ -493,27 +464,26 @@ H5G__stab_delete(H5F_t *f, hid_t dxpl_id, const H5O_stab_t *stab) udata.common.heap = heap; /* Delete entire B-tree */ - if(H5B_delete(f, dxpl_id, H5B_SNODE, stab->btree_addr, &udata) < 0) + if (H5B_delete(f, H5B_SNODE, stab->btree_addr, &udata) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTDELETE, FAIL, "unable to delete symbol table B-tree") /* Release resources */ - if(H5HL_unprotect(heap) < 0) + if (H5HL_unprotect(heap) < 0) HGOTO_ERROR(H5E_SYM, H5E_PROTECT, FAIL, "unable to unprotect symbol table heap") heap = NULL; /* Delete local heap for names */ - if(H5HL_delete(f, dxpl_id, stab->heap_addr) < 0) + if (H5HL_delete(f, stab->heap_addr) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTDELETE, FAIL, "unable to delete symbol table heap") done: /* Release resources */ - if(heap && H5HL_unprotect(heap) < 0) + if (heap && H5HL_unprotect(heap) < 0) HDONE_ERROR(H5E_SYM, H5E_PROTECT, FAIL, "unable to unprotect symbol table heap") FUNC_LEAVE_NOAPI(ret_value) } /* end H5G__stab_delete() */ - /*------------------------------------------------------------------------- * Function: H5G__stab_iterate * @@ -527,85 +497,84 @@ done: *------------------------------------------------------------------------- */ herr_t -H5G__stab_iterate(const H5O_loc_t *oloc, hid_t dxpl_id, H5_iter_order_t order, - hsize_t skip, hsize_t *last_lnk, H5G_lib_iterate_t op, void *op_data) +H5G__stab_iterate(const H5O_loc_t *oloc, H5_iter_order_t order, hsize_t skip, hsize_t *last_lnk, + H5G_lib_iterate_t op, void *op_data) { - H5HL_t *heap = NULL; /* Local heap for group */ - H5O_stab_t stab; /* Info about symbol table */ - H5G_link_table_t ltable = {0, NULL}; /* Link table */ - herr_t ret_value; /* Return value */ + H5HL_t *heap = NULL; /* Local heap for group */ + H5O_stab_t stab; /* Info about symbol table */ + H5G_link_table_t ltable = {0, NULL}; /* Link table */ + herr_t ret_value = FAIL; /* Return value */ - FUNC_ENTER_PACKAGE_TAG(dxpl_id, oloc->addr, FAIL) + FUNC_ENTER_PACKAGE /* Sanity check */ HDassert(oloc); HDassert(op); /* Get the B-tree info */ - if(NULL == H5O_msg_read(oloc, H5O_STAB_ID, &stab, dxpl_id)) - HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "unable to determine local heap address") + if (NULL == H5O_msg_read(oloc, H5O_STAB_ID, &stab)) + HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "unable to determine local heap address") /* Pin the heap down in memory */ - if(NULL == (heap = H5HL_protect(oloc->file, dxpl_id, stab.heap_addr, H5AC_READ))) + if (NULL == (heap = H5HL_protect(oloc->file, stab.heap_addr, H5AC__READ_ONLY_FLAG))) HGOTO_ERROR(H5E_SYM, H5E_PROTECT, FAIL, "unable to protect symbol table heap") /* Check on iteration order */ /* ("native" iteration order is increasing for this link storage mechanism) */ - if(order != H5_ITER_DEC) { - H5G_bt_it_it_t udata; /* User data to pass to B-tree callback */ + if (order != H5_ITER_DEC) { + H5G_bt_it_it_t udata; /* User data to pass to B-tree callback */ /* Build udata to pass through H5B_iterate() to H5G__node_iterate() */ - udata.heap = heap; - udata.skip = skip; + udata.heap = heap; + udata.skip = skip; udata.final_ent = last_lnk; - udata.op = op; - udata.op_data = op_data; + udata.op = op; + udata.op_data = op_data; /* Iterate over the group members */ - if((ret_value = H5B_iterate(oloc->file, dxpl_id, H5B_SNODE, stab.btree_addr, H5G__node_iterate, &udata)) < 0) + if ((ret_value = H5B_iterate(oloc->file, H5B_SNODE, stab.btree_addr, H5G__node_iterate, &udata)) < 0) HERROR(H5E_SYM, H5E_CANTNEXT, "iteration operator failed"); /* Check for too high of a starting index (ex post facto :-) */ /* (Skipping exactly as many entries as are in the group is currently an error) */ - if(skip > 0 && skip >= *last_lnk) + if (skip > 0 && skip >= *last_lnk) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "invalid index specified") } /* end if */ else { - H5G_bt_it_bt_t udata; /* User data to pass to B-tree callback */ + H5G_bt_it_bt_t udata; /* User data to pass to B-tree callback */ /* Build udata to pass through H5B_iterate() to H5G__node_build_table() */ udata.alloc_nlinks = 0; - udata.heap = heap; - udata.ltable = <able; + udata.heap = heap; + udata.ltable = <able; /* Iterate over the group members */ - if(H5B_iterate(oloc->file, dxpl_id, H5B_SNODE, stab.btree_addr, H5G__node_build_table, &udata) < 0) + if (H5B_iterate(oloc->file, H5B_SNODE, stab.btree_addr, H5G__node_build_table, &udata) < 0) HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "unable to build link table") /* Check for skipping out of bounds */ - if(skip > 0 && (size_t)skip >= ltable.nlinks) + if (skip > 0 && (size_t)skip >= ltable.nlinks) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "index out of bound") /* Sort link table in correct iteration order */ - if(H5G__link_sort_table(<able, H5_INDEX_NAME, order) < 0) + if (H5G__link_sort_table(<able, H5_INDEX_NAME, order) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTSORT, FAIL, "error sorting link messages") /* Iterate over links in table */ - if((ret_value = H5G__link_iterate_table(<able, skip, last_lnk, op, op_data)) < 0) + if ((ret_value = H5G__link_iterate_table(<able, skip, last_lnk, op, op_data)) < 0) HERROR(H5E_SYM, H5E_CANTNEXT, "iteration operator failed"); } /* end else */ done: /* Release resources */ - if(heap && H5HL_unprotect(heap) < 0) + if (heap && H5HL_unprotect(heap) < 0) HDONE_ERROR(H5E_SYM, H5E_PROTECT, FAIL, "unable to unprotect symbol table heap") - if(ltable.lnks && H5G__link_release_table(<able) < 0) + if (ltable.lnks && H5G__link_release_table(<able) < 0) HDONE_ERROR(H5E_SYM, H5E_CANTFREE, FAIL, "unable to release link table") - FUNC_LEAVE_NOAPI_TAG(ret_value, FAIL) + FUNC_LEAVE_NOAPI(ret_value) } /* end H5G__stab_iterate() */ - /*------------------------------------------------------------------------- * Function: H5G__stab_count * @@ -619,12 +588,12 @@ done: *------------------------------------------------------------------------- */ herr_t -H5G__stab_count(H5O_loc_t *oloc, hsize_t *num_objs, hid_t dxpl_id) +H5G__stab_count(const H5O_loc_t *oloc, hsize_t *num_objs) { - H5O_stab_t stab; /* Info about symbol table */ - herr_t ret_value = SUCCEED; + H5O_stab_t stab; /* Info about symbol table */ + herr_t ret_value = SUCCEED; - FUNC_ENTER_PACKAGE_TAG(dxpl_id, oloc->addr, FAIL) + FUNC_ENTER_PACKAGE_TAG(oloc->addr) /* Sanity check */ HDassert(oloc); @@ -634,18 +603,17 @@ H5G__stab_count(H5O_loc_t *oloc, hsize_t *num_objs, hid_t dxpl_id) *num_objs = 0; /* Get the B-tree info */ - if(NULL == H5O_msg_read(oloc, H5O_STAB_ID, &stab, dxpl_id)) - HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "unable to determine local heap address") + if (NULL == H5O_msg_read(oloc, H5O_STAB_ID, &stab)) + HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "unable to determine local heap address") /* Iterate over the group members */ - if(H5B_iterate(oloc->file, dxpl_id, H5B_SNODE, stab.btree_addr, H5G__node_sumup, num_objs) < 0) + if (H5B_iterate(oloc->file, H5B_SNODE, stab.btree_addr, H5G__node_sumup, num_objs) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "iteration operator failed") done: - FUNC_LEAVE_NOAPI_TAG(ret_value, FAIL) + FUNC_LEAVE_NOAPI_TAG(ret_value) } /* end H5G__stab_count() */ - /*------------------------------------------------------------------------- * Function: H5G__stab_bh_size * @@ -659,12 +627,11 @@ done: *------------------------------------------------------------------------- */ herr_t -H5G__stab_bh_size(H5F_t *f, hid_t dxpl_id, const H5O_stab_t *stab, - H5_ih_info_t *bh_info) +H5G__stab_bh_size(H5F_t *f, const H5O_stab_t *stab, H5_ih_info_t *bh_info) { - hsize_t snode_size; /* Symbol table node size */ - H5B_info_t bt_info; /* B-tree node info */ - herr_t ret_value = SUCCEED; + hsize_t snode_size; /* Symbol table node size */ + H5B_info_t bt_info; /* B-tree node info */ + herr_t ret_value = SUCCEED; FUNC_ENTER_PACKAGE @@ -677,23 +644,22 @@ H5G__stab_bh_size(H5F_t *f, hid_t dxpl_id, const H5O_stab_t *stab, snode_size = 0; /* Get the B-tree & symbol table node size info */ - if(H5B_get_info(f, dxpl_id, H5B_SNODE, stab->btree_addr, &bt_info, H5G__node_iterate_size, &snode_size) < 0) + if (H5B_get_info(f, H5B_SNODE, stab->btree_addr, &bt_info, H5G__node_iterate_size, &snode_size) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTINIT, FAIL, "iteration operator failed") /* Add symbol table & B-tree node sizes to index info */ bh_info->index_size += snode_size + bt_info.size; /* Get the size of the local heap for the group */ - if(H5HL_heapsize(f, dxpl_id, stab->heap_addr, &(bh_info->heap_size)) < 0) + if (H5HL_heapsize(f, stab->heap_addr, &(bh_info->heap_size)) < 0) HGOTO_ERROR(H5E_HEAP, H5E_CANTINIT, FAIL, "iteration operator failed") done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5G__stab_bh_size() */ - /*------------------------------------------------------------------------- - * Function: H5G_stab_get_name_by_idx_cb + * Function: H5G__stab_get_name_by_idx_cb * * Purpose: Callback for B-tree iteration 'by index' info query to * retrieve the name of a link @@ -707,13 +673,14 @@ done: *------------------------------------------------------------------------- */ static herr_t -H5G_stab_get_name_by_idx_cb(const H5G_entry_t *ent, void *_udata) +H5G__stab_get_name_by_idx_cb(const H5G_entry_t *ent, void *_udata) { - H5G_bt_it_gnbi_t *udata = (H5G_bt_it_gnbi_t *)_udata; - size_t name_off; /* Offset of name in heap */ - const char *name; /* Pointer to name string in heap */ + H5G_bt_it_gnbi_t *udata = (H5G_bt_it_gnbi_t *)_udata; + size_t name_off; /* Offset of name in heap */ + const char *name; /* Pointer to name string in heap */ + herr_t ret_value = SUCCEED; /* Return value */ - FUNC_ENTER_NOAPI_NOINIT_NOERR + FUNC_ENTER_PACKAGE /* Sanity check */ HDassert(ent); @@ -721,37 +688,38 @@ H5G_stab_get_name_by_idx_cb(const H5G_entry_t *ent, void *_udata) /* Get name offset in heap */ name_off = ent->name_off; - name = (const char *)H5HL_offset_into(udata->heap, name_off); - HDassert(name); - udata->name = H5MM_strdup(name); - HDassert(udata->name); - FUNC_LEAVE_NOAPI(SUCCEED) -} /* end H5G_stab_get_name_by_idx_cb */ + if ((name = (const char *)H5HL_offset_into(udata->heap, name_off)) == NULL) + HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "unable to get symbol table link name") + + if ((udata->name = H5MM_strdup(name)) == NULL) + HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "unable to duplicate symbol table link name") + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5G__stab_get_name_by_idx_cb */ - /*------------------------------------------------------------------------- * Function: H5G__stab_get_name_by_idx * * Purpose: Returns the name of objects in the group by giving index. * - * Return: Success: Non-negative, length of name - * Failure: Negative + * Return: Non-negative on success/Negative on failure * * Programmer: Raymond Lu * Nov 20, 2002 * *------------------------------------------------------------------------- */ -ssize_t -H5G__stab_get_name_by_idx(const H5O_loc_t *oloc, H5_iter_order_t order, hsize_t n, - char* name, size_t size, hid_t dxpl_id) +herr_t +H5G__stab_get_name_by_idx(const H5O_loc_t *oloc, H5_iter_order_t order, hsize_t n, char *name, + size_t name_size, size_t *name_len) { - H5HL_t *heap = NULL; /* Pointer to local heap */ - H5O_stab_t stab; /* Info about local heap & B-tree */ - H5G_bt_it_gnbi_t udata; /* Iteration information */ - hbool_t udata_valid = FALSE; /* Whether iteration information is valid */ - ssize_t ret_value; /* Return value */ + H5HL_t *heap = NULL; /* Pointer to local heap */ + H5O_stab_t stab; /* Info about local heap & B-tree */ + H5G_bt_it_gnbi_t udata; /* Iteration information */ + hbool_t udata_valid = FALSE; /* Whether iteration information is valid */ + herr_t ret_value = SUCCEED; /* Return value */ /* Portably clear udata struct (before FUNC_ENTER) */ HDmemset(&udata, 0, sizeof(udata)); @@ -762,19 +730,19 @@ H5G__stab_get_name_by_idx(const H5O_loc_t *oloc, H5_iter_order_t order, hsize_t HDassert(oloc); /* Get the B-tree & local heap info */ - if(NULL == H5O_msg_read(oloc, H5O_STAB_ID, &stab, dxpl_id)) - HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "unable to determine local heap address") + if (NULL == H5O_msg_read(oloc, H5O_STAB_ID, &stab)) + HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "unable to determine local heap address") /* Pin the heap down in memory */ - if(NULL == (heap = H5HL_protect(oloc->file, dxpl_id, stab.heap_addr, H5AC_READ))) + if (NULL == (heap = H5HL_protect(oloc->file, stab.heap_addr, H5AC__READ_ONLY_FLAG))) HGOTO_ERROR(H5E_SYM, H5E_PROTECT, FAIL, "unable to protect symbol table heap") /* Remap index for decreasing iteration order */ - if(order == H5_ITER_DEC) { - hsize_t nlinks = 0; /* Number of links in group */ + if (order == H5_ITER_DEC) { + hsize_t nlinks = 0; /* Number of links in group */ /* Iterate over the symbol table nodes, to count the links */ - if(H5B_iterate(oloc->file, dxpl_id, H5B_SNODE, stab.btree_addr, H5G__node_sumup, &nlinks) < 0) + if (H5B_iterate(oloc->file, H5B_SNODE, stab.btree_addr, H5G__node_sumup, &nlinks) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "iteration operator failed") /* Map decreasing iteration order index to increasing iteration order index */ @@ -782,46 +750,45 @@ H5G__stab_get_name_by_idx(const H5O_loc_t *oloc, H5_iter_order_t order, hsize_t } /* end if */ /* Set iteration information */ - udata.common.idx = n; + udata.common.idx = n; udata.common.num_objs = 0; - udata.common.op = H5G_stab_get_name_by_idx_cb; - udata.heap = heap; - udata.name = NULL; - udata_valid = TRUE; + udata.common.op = H5G__stab_get_name_by_idx_cb; + udata.heap = heap; + udata.name = NULL; + udata_valid = TRUE; /* Iterate over the group members */ - if(H5B_iterate(oloc->file, dxpl_id, H5B_SNODE, stab.btree_addr, H5G__node_by_idx, &udata) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "iteration operator failed") + if (H5B_iterate(oloc->file, H5B_SNODE, stab.btree_addr, H5G__node_by_idx, &udata) < 0) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "iteration operator failed") /* If we don't know the name now, we almost certainly went out of bounds */ - if(udata.name == NULL) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "index out of bound") + if (udata.name == NULL) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "index out of bound") /* Get the length of the name */ - ret_value = (ssize_t)HDstrlen(udata.name); + *name_len = HDstrlen(udata.name); /* Copy the name into the user's buffer, if given */ - if(name) { - HDstrncpy(name, udata.name, MIN((size_t)(ret_value + 1), size)); - if((size_t)ret_value >= size) - name[size - 1]='\0'; + if (name) { + HDstrncpy(name, udata.name, MIN((*name_len + 1), name_size)); + if (*name_len >= name_size) + name[name_size - 1] = '\0'; } /* end if */ done: /* Release resources */ - if(heap && H5HL_unprotect(heap) < 0) + if (heap && H5HL_unprotect(heap) < 0) HDONE_ERROR(H5E_SYM, H5E_PROTECT, FAIL, "unable to unprotect symbol table heap") /* Free the duplicated name */ - if(udata_valid && udata.name != NULL) + if (udata_valid && udata.name != NULL) H5MM_xfree(udata.name); FUNC_LEAVE_NOAPI(ret_value) } /* end H5G__stab_get_name_by_idx() */ - /*------------------------------------------------------------------------- - * Function: H5G_stab_lookup_cb + * Function: H5G__stab_lookup_cb * * Purpose: B-tree 'find' callback to retrieve location for an object * @@ -835,24 +802,23 @@ done: *------------------------------------------------------------------------- */ static herr_t -H5G_stab_lookup_cb(const H5G_entry_t *ent, void *_udata) +H5G__stab_lookup_cb(const H5G_entry_t *ent, void *_udata) { - H5G_stab_fnd_ud_t *udata = (H5G_stab_fnd_ud_t *)_udata; /* 'User data' passed in */ - herr_t ret_value = SUCCEED; /* Return value */ + H5G_stab_fnd_ud_t *udata = (H5G_stab_fnd_ud_t *)_udata; /* 'User data' passed in */ + herr_t ret_value = SUCCEED; /* Return value */ - FUNC_ENTER_NOAPI_NOINIT + FUNC_ENTER_PACKAGE /* Check for setting link info */ - if(udata->lnk) + if (udata->lnk) /* Convert the entry to a link */ - if(H5G__ent_to_link(udata->lnk, udata->heap, ent, udata->name) < 0) + if (H5G__ent_to_link(udata->lnk, udata->heap, ent, udata->name) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTCONVERT, FAIL, "unable to convert symbol table entry to link") done: FUNC_LEAVE_NOAPI(ret_value) -} /* end H5G_stab_lookup_cb() */ +} /* end H5G__stab_lookup_cb() */ - /*------------------------------------------------------------------------- * Function: H5G__stab_lookup * @@ -861,62 +827,60 @@ done: * Return: Non-negative (TRUE/FALSE) on success/Negative on failure * * Programmer: Quincey Koziol - * koziol@ncsa.uiuc.edu * Sep 20 2005 * *------------------------------------------------------------------------- */ -htri_t -H5G__stab_lookup(const H5O_loc_t *grp_oloc, const char *name, H5O_link_t *lnk, - hid_t dxpl_id) +herr_t +H5G__stab_lookup(const H5O_loc_t *grp_oloc, const char *name, hbool_t *found, H5O_link_t *lnk) { - H5HL_t *heap = NULL; /* Pointer to local heap */ - H5G_bt_lkp_t bt_udata; /* Data to pass through B-tree */ - H5G_stab_fnd_ud_t udata; /* 'User data' to give to callback */ - H5O_stab_t stab; /* Symbol table message */ - htri_t ret_value; /* Return value */ + H5HL_t *heap = NULL; /* Pointer to local heap */ + H5G_bt_lkp_t bt_udata; /* Data to pass through B-tree */ + H5G_stab_fnd_ud_t udata; /* 'User data' to give to callback */ + H5O_stab_t stab; /* Symbol table message */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_PACKAGE /* check arguments */ HDassert(grp_oloc && grp_oloc->file); HDassert(name && *name); + HDassert(found); HDassert(lnk); /* Retrieve the symbol table message for the group */ - if(NULL == H5O_msg_read(grp_oloc, H5O_STAB_ID, &stab, dxpl_id)) + if (NULL == H5O_msg_read(grp_oloc, H5O_STAB_ID, &stab)) HGOTO_ERROR(H5E_SYM, H5E_BADMESG, FAIL, "can't read message") /* Pin the heap down in memory */ - if(NULL == (heap = H5HL_protect(grp_oloc->file, dxpl_id, stab.heap_addr, H5AC_READ))) + if (NULL == (heap = H5HL_protect(grp_oloc->file, stab.heap_addr, H5AC__READ_ONLY_FLAG))) HGOTO_ERROR(H5E_SYM, H5E_PROTECT, FAIL, "unable to protect symbol table heap") /* Set up user data to pass to 'find' operation callback */ udata.name = name; - udata.lnk = lnk; + udata.lnk = lnk; udata.heap = heap; /* Set up the user data for actual B-tree find operation */ bt_udata.common.name = name; bt_udata.common.heap = heap; - bt_udata.op = H5G_stab_lookup_cb; - bt_udata.op_data = &udata; + bt_udata.op = H5G__stab_lookup_cb; + bt_udata.op_data = &udata; /* Search the B-tree */ - if((ret_value = H5B_find(grp_oloc->file, dxpl_id, H5B_SNODE, stab.btree_addr, &bt_udata)) < 0) + if (H5B_find(grp_oloc->file, H5B_SNODE, stab.btree_addr, found, &bt_udata) < 0) HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "not found") done: /* Release resources */ - if(heap && H5HL_unprotect(heap) < 0) + if (heap && H5HL_unprotect(heap) < 0) HDONE_ERROR(H5E_SYM, H5E_PROTECT, FAIL, "unable to unprotect symbol table heap") FUNC_LEAVE_NOAPI(ret_value) } /* end H5G__stab_lookup() */ - /*------------------------------------------------------------------------- - * Function: H5G_stab_lookup_by_idx_cb + * Function: H5G__stab_lookup_by_idx_cb * * Purpose: Callback for B-tree iteration 'by index' info query to * retrieve the link @@ -930,32 +894,31 @@ done: *------------------------------------------------------------------------- */ static herr_t -H5G_stab_lookup_by_idx_cb(const H5G_entry_t *ent, void *_udata) +H5G__stab_lookup_by_idx_cb(const H5G_entry_t *ent, void *_udata) { H5G_bt_it_lbi_t *udata = (H5G_bt_it_lbi_t *)_udata; - const char *name; /* Pointer to name string in heap */ - herr_t ret_value = SUCCEED; /* Return value */ + const char *name; /* Pointer to name string in heap */ + herr_t ret_value = SUCCEED; /* Return value */ - FUNC_ENTER_NOAPI_NOINIT + FUNC_ENTER_PACKAGE /* Sanity check */ HDassert(ent); HDassert(udata && udata->heap); /* Get a pointer to the link name */ - name = (const char *)H5HL_offset_into(udata->heap, ent->name_off); - HDassert(name); + if ((name = (const char *)H5HL_offset_into(udata->heap, ent->name_off)) == NULL) + HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "unable to get symbol table link name") /* Convert the entry to a link */ - if(H5G__ent_to_link(udata->lnk, udata->heap, ent, name) < 0) + if (H5G__ent_to_link(udata->lnk, udata->heap, ent, name) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTCONVERT, FAIL, "unable to convert symbol table entry to link") udata->found = TRUE; done: FUNC_LEAVE_NOAPI(ret_value) -} /* end H5G_stab_lookup_by_idx_cb */ +} /* end H5G__stab_lookup_by_idx_cb */ - /*------------------------------------------------------------------------- * Function: H5G__stab_lookup_by_idx * @@ -964,19 +927,17 @@ done: * Return: Non-negative on success/Negative on failure * * Programmer: Quincey Koziol - * koziol@hdfgroup.org * Nov 7 2006 * *------------------------------------------------------------------------- */ herr_t -H5G__stab_lookup_by_idx(const H5O_loc_t *grp_oloc, H5_iter_order_t order, hsize_t n, - H5O_link_t *lnk, hid_t dxpl_id) +H5G__stab_lookup_by_idx(const H5O_loc_t *grp_oloc, H5_iter_order_t order, hsize_t n, H5O_link_t *lnk) { - H5HL_t *heap = NULL; /* Pointer to local heap */ - H5G_bt_it_lbi_t udata; /* Iteration information */ - H5O_stab_t stab; /* Symbol table message */ - herr_t ret_value = SUCCEED; /* Return value */ + H5HL_t *heap = NULL; /* Pointer to local heap */ + H5G_bt_it_lbi_t udata; /* Iteration information */ + H5O_stab_t stab; /* Symbol table message */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_PACKAGE @@ -985,19 +946,19 @@ H5G__stab_lookup_by_idx(const H5O_loc_t *grp_oloc, H5_iter_order_t order, hsize_ HDassert(lnk); /* Get the B-tree & local heap info */ - if(NULL == H5O_msg_read(grp_oloc, H5O_STAB_ID, &stab, dxpl_id)) - HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "unable to determine local heap address") + if (NULL == H5O_msg_read(grp_oloc, H5O_STAB_ID, &stab)) + HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "unable to determine local heap address") /* Pin the heap down in memory */ - if(NULL == (heap = H5HL_protect(grp_oloc->file, dxpl_id, stab.heap_addr, H5AC_READ))) + if (NULL == (heap = H5HL_protect(grp_oloc->file, stab.heap_addr, H5AC__READ_ONLY_FLAG))) HGOTO_ERROR(H5E_SYM, H5E_PROTECT, FAIL, "unable to protect symbol table heap") /* Remap index for decreasing iteration order */ - if(order == H5_ITER_DEC) { - hsize_t nlinks = 0; /* Number of links in group */ + if (order == H5_ITER_DEC) { + hsize_t nlinks = 0; /* Number of links in group */ /* Iterate over the symbol table nodes, to count the links */ - if(H5B_iterate(grp_oloc->file, dxpl_id, H5B_SNODE, stab.btree_addr, H5G__node_sumup, &nlinks) < 0) + if (H5B_iterate(grp_oloc->file, H5B_SNODE, stab.btree_addr, H5G__node_sumup, &nlinks) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "iteration operator failed") /* Map decreasing iteration order index to increasing iteration order index */ @@ -1005,31 +966,31 @@ H5G__stab_lookup_by_idx(const H5O_loc_t *grp_oloc, H5_iter_order_t order, hsize_ } /* end if */ /* Set iteration information */ - udata.common.idx = n; + udata.common.idx = n; udata.common.num_objs = 0; - udata.common.op = H5G_stab_lookup_by_idx_cb; - udata.heap = heap; - udata.lnk = lnk; - udata.found = FALSE; + udata.common.op = H5G__stab_lookup_by_idx_cb; + udata.heap = heap; + udata.lnk = lnk; + udata.found = FALSE; /* Iterate over the group members */ - if(H5B_iterate(grp_oloc->file, dxpl_id, H5B_SNODE, stab.btree_addr, H5G__node_by_idx, &udata) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "iteration operator failed") + if (H5B_iterate(grp_oloc->file, H5B_SNODE, stab.btree_addr, H5G__node_by_idx, &udata) < 0) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "iteration operator failed") /* If we didn't find the link, we almost certainly went out of bounds */ - if(!udata.found) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "index out of bound") + if (!udata.found) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "index out of bound") done: /* Release resources */ - if(heap && H5HL_unprotect(heap) < 0) + if (heap && H5HL_unprotect(heap) < 0) HDONE_ERROR(H5E_SYM, H5E_PROTECT, FAIL, "unable to unprotect symbol table heap") FUNC_LEAVE_NOAPI(ret_value) } /* end H5G__stab_lookup_by_idx() */ #ifndef H5_STRICT_FORMAT_CHECKS - + /*------------------------------------------------------------------------- * Function: H5G__stab_valid * @@ -1047,182 +1008,65 @@ done: * Return: Non-negative on success/Negative on failure * * Programmer: Neil Fortner - * nfortne2@hdfgroup.org * Mar 17, 2009 * *------------------------------------------------------------------------- */ herr_t -H5G__stab_valid(H5O_loc_t *grp_oloc, hid_t dxpl_id, H5O_stab_t *alt_stab) +H5G__stab_valid(H5O_loc_t *grp_oloc, H5O_stab_t *alt_stab) { - H5O_stab_t stab; /* Current symbol table */ - H5HL_t *heap = NULL; /* Pointer to local heap */ - hbool_t changed = FALSE; /* Whether stab has been modified */ - herr_t ret_value = SUCCEED; /* Return value */ + H5O_stab_t stab; /* Current symbol table */ + H5HL_t *heap = NULL; /* Pointer to local heap */ + hbool_t changed = FALSE; /* Whether stab has been modified */ + herr_t ret_value = SUCCEED; /* Return value */ - FUNC_ENTER_PACKAGE_TAG(dxpl_id, grp_oloc->addr, FAIL) + FUNC_ENTER_PACKAGE_TAG(grp_oloc->addr) /* Read the symbol table message */ - if(NULL == H5O_msg_read(grp_oloc, H5O_STAB_ID, &stab, dxpl_id)) + if (NULL == H5O_msg_read(grp_oloc, H5O_STAB_ID, &stab)) HGOTO_ERROR(H5E_SYM, H5E_BADMESG, FAIL, "unable to read symbol table message"); /* Check if the symbol table message's b-tree address is valid */ - if(H5B_valid(grp_oloc->file, dxpl_id, H5B_SNODE, stab.btree_addr) < 0) { + if (H5B_valid(grp_oloc->file, H5B_SNODE, stab.btree_addr) < 0) { /* Address is invalid, try the b-tree address in the alternate symbol * table message */ - if(!alt_stab || H5B_valid(grp_oloc->file, dxpl_id, H5B_SNODE, alt_stab->btree_addr) < 0) + if (!alt_stab || H5B_valid(grp_oloc->file, H5B_SNODE, alt_stab->btree_addr) < 0) HGOTO_ERROR(H5E_BTREE, H5E_NOTFOUND, FAIL, "unable to locate b-tree") else { /* The alternate symbol table's b-tree address is valid. Adjust the * symbol table message in the group. */ stab.btree_addr = alt_stab->btree_addr; - changed = TRUE; + changed = TRUE; } /* end else */ - } /* end if */ + } /* end if */ /* Check if the symbol table message's heap address is valid */ - if(NULL == (heap = H5HL_protect(grp_oloc->file, dxpl_id, stab.heap_addr, H5AC_READ))) { + if (NULL == (heap = H5HL_protect(grp_oloc->file, stab.heap_addr, H5AC__READ_ONLY_FLAG))) { /* Address is invalid, try the heap address in the alternate symbol * table message */ - if(!alt_stab || NULL == (heap = H5HL_protect(grp_oloc->file, dxpl_id, alt_stab->heap_addr, H5AC_READ))) + if (!alt_stab || + NULL == (heap = H5HL_protect(grp_oloc->file, alt_stab->heap_addr, H5AC__READ_ONLY_FLAG))) HGOTO_ERROR(H5E_HEAP, H5E_NOTFOUND, FAIL, "unable to locate heap") else { /* The alternate symbol table's heap address is valid. Adjust the * symbol table message in the group. */ stab.heap_addr = alt_stab->heap_addr; - changed = TRUE; + changed = TRUE; } /* end else */ - } /* end if */ + } /* end if */ /* Update the symbol table message and clear errors if necessary */ - if(changed) { + if (changed) { H5E_clear_stack(NULL); - if(H5O_msg_write(grp_oloc, H5O_STAB_ID, 0, H5O_UPDATE_TIME | H5O_UPDATE_FORCE, &stab, dxpl_id) < 0) + if (H5O_msg_write(grp_oloc, H5O_STAB_ID, 0, H5O_UPDATE_TIME | H5O_UPDATE_FORCE, &stab) < 0) HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "unable to correct symbol table message") } /* end if */ done: /* Release resources */ - if(heap && H5HL_unprotect(heap) < 0) + if (heap && H5HL_unprotect(heap) < 0) HDONE_ERROR(H5E_SYM, H5E_PROTECT, FAIL, "unable to unprotect symbol table heap") - FUNC_LEAVE_NOAPI_TAG(ret_value, FAIL) + FUNC_LEAVE_NOAPI_TAG(ret_value) } /* end H5G__stab_valid */ #endif /* H5_STRICT_FORMAT_CHECKS */ - -#ifndef H5_NO_DEPRECATED_SYMBOLS - -/*------------------------------------------------------------------------- - * Function: H5G_stab_get_type_by_idx_cb - * - * Purpose: Callback for B-tree iteration 'by index' info query to - * retrieve the type of an object - * - * Return: Success: Non-negative - * Failure: Negative - * - * Programmer: Quincey Koziol - * Nov 7, 2006 - * - *------------------------------------------------------------------------- - */ -static herr_t -H5G_stab_get_type_by_idx_cb(const H5G_entry_t *ent, void *_udata) -{ - H5G_bt_it_gtbi_t *udata = (H5G_bt_it_gtbi_t *)_udata; - herr_t ret_value = SUCCEED; /* Return value */ - - FUNC_ENTER_NOAPI_NOINIT - - /* Sanity check */ - HDassert(ent); - HDassert(udata); - - /* Check for a soft link */ - switch(ent->type) { - case H5G_CACHED_SLINK: - udata->type = H5G_LINK; - break; - - case H5G_CACHED_ERROR: - case H5G_NOTHING_CACHED: - case H5G_CACHED_STAB: - case H5G_NCACHED: - default: - { - H5O_loc_t tmp_oloc; /* Temporary object location */ - H5O_type_t obj_type; /* Type of object at location */ - - /* Build temporary object location */ - tmp_oloc.file = udata->f; - HDassert(H5F_addr_defined(ent->header)); - tmp_oloc.addr = ent->header; - - /* Get the type of the object */ - if(H5O_obj_type(&tmp_oloc, &obj_type, udata->dxpl_id) < 0) - HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't get object type") - udata->type = H5G_map_obj_type(obj_type); - } - break; - } /* end switch */ - -done: - FUNC_LEAVE_NOAPI(ret_value) -} /* end H5G_stab_get_type_by_idx_cb */ - - -/*------------------------------------------------------------------------- - * Function: H5G__stab_get_type_by_idx - * - * Purpose: Private function for H5Gget_objtype_by_idx. - * Returns the type of objects in the group by giving index. - * - * Return: Success: H5G_GROUP(1), H5G_DATASET(2), H5G_TYPE(3) - * - * Failure: UNKNOWN - * - * Programmer: Raymond Lu - * Nov 20, 2002 - * - *------------------------------------------------------------------------- - */ -H5G_obj_t -H5G__stab_get_type_by_idx(H5O_loc_t *oloc, hsize_t idx, hid_t dxpl_id) -{ - H5O_stab_t stab; /* Info about local heap & B-tree */ - H5G_bt_it_gtbi_t udata; /* User data for B-tree callback */ - H5G_obj_t ret_value; /* Return value */ - - FUNC_ENTER_PACKAGE_TAG(dxpl_id, oloc->addr, H5G_UNKNOWN) - - /* Sanity check */ - HDassert(oloc); - - /* Get the B-tree & local heap info */ - if(NULL == H5O_msg_read(oloc, H5O_STAB_ID, &stab, dxpl_id)) - HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, H5G_UNKNOWN, "unable to determine local heap address") - - /* Set iteration information */ - udata.common.idx = idx; - udata.common.num_objs = 0; - udata.common.op = H5G_stab_get_type_by_idx_cb; - udata.f = oloc->file; - udata.dxpl_id = dxpl_id; - udata.type = H5G_UNKNOWN; - - /* Iterate over the group members */ - if(H5B_iterate(oloc->file, dxpl_id, H5B_SNODE, stab.btree_addr, H5G__node_by_idx, &udata) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, H5G_UNKNOWN, "iteration operator failed") - - /* If we don't know the type now, we almost certainly went out of bounds */ - if(udata.type == H5G_UNKNOWN) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, H5G_UNKNOWN, "index out of bound") - - /* Set the return value */ - ret_value = udata.type; - -done: - FUNC_LEAVE_NOAPI_TAG(ret_value, H5G_UNKNOWN) -} /* end H5G__stab_get_type_by_idx() */ -#endif /* H5_NO_DEPRECATED_SYMBOLS */ - |