diff options
| author | Allen Byrne <byrn@hdfgroup.org> | 2020-10-01 16:47:45 (GMT) |
|---|---|---|
| committer | Allen Byrne <byrn@hdfgroup.org> | 2020-10-01 16:47:45 (GMT) |
| commit | 1ba1f2f3222cbe8df0bf601929a4bffd478d7e02 (patch) | |
| tree | ae51dfc33cf40432dad25a5088767115a98f195e /src/H5B.c | |
| parent | 8eef7d295cc3dd134aef0a826f1de4287629996d (diff) | |
| download | hdf5-1ba1f2f3222cbe8df0bf601929a4bffd478d7e02.zip hdf5-1ba1f2f3222cbe8df0bf601929a4bffd478d7e02.tar.gz hdf5-1ba1f2f3222cbe8df0bf601929a4bffd478d7e02.tar.bz2 | |
Source formatted
Diffstat (limited to 'src/H5B.c')
| -rw-r--r-- | src/H5B.c | 1267 |
1 files changed, 626 insertions, 641 deletions
@@ -95,31 +95,32 @@ /* Module Setup */ /****************/ -#define H5B_PACKAGE /*suppress error about including H5Bpkg */ - +#define H5B_PACKAGE /*suppress error about including H5Bpkg */ /***********/ /* Headers */ /***********/ -#include "H5private.h" /* Generic Functions */ -#include "H5Bpkg.h" /* B-link trees */ -#include "H5Dprivate.h" /* Datasets */ -#include "H5Eprivate.h" /* Error handling */ -#include "H5Iprivate.h" /* IDs */ -#include "H5MFprivate.h" /* File memory management */ -#include "H5Pprivate.h" /* Property lists */ - +#include "H5private.h" /* Generic Functions */ +#include "H5Bpkg.h" /* B-link trees */ +#include "H5Dprivate.h" /* Datasets */ +#include "H5Eprivate.h" /* Error handling */ +#include "H5Iprivate.h" /* IDs */ +#include "H5MFprivate.h" /* File memory management */ +#include "H5Pprivate.h" /* Property lists */ /****************/ /* Local Macros */ /****************/ -#define H5B_SIZEOF_HDR(F) \ - (H5_SIZEOF_MAGIC + /*magic number */ \ - 4 + /*type, level, num entries */ \ - 2*H5F_SIZEOF_ADDR(F)) /*left and right sibling addresses */ +#define H5B_SIZEOF_HDR(F) \ + (H5_SIZEOF_MAGIC + /*magic number */ \ + 4 + /*type, level, num entries */ \ + 2 * H5F_SIZEOF_ADDR(F)) /*left and right sibling addresses */ /* Default initializer for H5B_ins_ud_t */ -#define H5B_INS_UD_T_NULL {NULL, HADDR_UNDEF, H5AC__NO_FLAGS_SET} +#define H5B_INS_UD_T_NULL \ + { \ + NULL, HADDR_UNDEF, H5AC__NO_FLAGS_SET \ + } /******************/ /* Local Typedefs */ @@ -127,38 +128,30 @@ /* "user data" for iterating over B-tree (collects B-tree metadata size) */ typedef struct H5B_iter_ud_t { - H5B_info_t *bt_info; /* Information about B-tree */ - void *udata; /* Node type's 'udata' for loading & iterator callback */ + H5B_info_t *bt_info; /* Information about B-tree */ + void * udata; /* Node type's 'udata' for loading & iterator callback */ } H5B_info_ud_t; /* Convenience struct for the arguments needed to unprotect a b-tree after a * call to H5B_iterate_helper() or H5B_split() */ typedef struct H5B_ins_ud_t { - H5B_t *bt; /* B-tree */ - haddr_t addr; /* B-tree address */ - unsigned cache_flags; /* Cache flags for H5AC_unprotect() */ + H5B_t * bt; /* B-tree */ + haddr_t addr; /* B-tree address */ + unsigned cache_flags; /* Cache flags for H5AC_unprotect() */ } H5B_ins_ud_t; - /********************/ /* Local Prototypes */ /********************/ -static H5B_ins_t H5B_insert_helper(H5F_t *f, hid_t dxpl_id, H5B_ins_ud_t *bt_ud, - const H5B_class_t *type, - uint8_t *lt_key, - hbool_t *lt_key_changed, - uint8_t *md_key, void *udata, - uint8_t *rt_key, - hbool_t *rt_key_changed, - H5B_ins_ud_t *split_bt_ud/*out*/); -static herr_t H5B_insert_child(H5B_t *bt, unsigned *bt_flags, - unsigned idx, haddr_t child, - H5B_ins_t anchor, const void *md_key); -static herr_t H5B_split(H5F_t *f, hid_t dxpl_id, H5B_ins_ud_t *bt_ud, - unsigned idx, void *udata, - H5B_ins_ud_t *split_bt_ud/*out*/); -static H5B_t * H5B_copy(const H5B_t *old_bt); - +static H5B_ins_t H5B_insert_helper(H5F_t *f, hid_t dxpl_id, H5B_ins_ud_t *bt_ud, const H5B_class_t *type, + uint8_t *lt_key, hbool_t *lt_key_changed, uint8_t *md_key, void *udata, + uint8_t *rt_key, hbool_t *rt_key_changed, + H5B_ins_ud_t *split_bt_ud /*out*/); +static herr_t H5B_insert_child(H5B_t *bt, unsigned *bt_flags, unsigned idx, haddr_t child, H5B_ins_t anchor, + const void *md_key); +static herr_t H5B_split(H5F_t *f, hid_t dxpl_id, H5B_ins_ud_t *bt_ud, unsigned idx, void *udata, + H5B_ins_ud_t *split_bt_ud /*out*/); +static H5B_t *H5B_copy(const H5B_t *old_bt); /*********************/ /* Package Variables */ @@ -173,12 +166,10 @@ H5FL_BLK_DEFINE(native_block); /* Declare a free list to manage the H5B_t struct */ H5FL_DEFINE(H5B_t); - /*****************************/ /* Library Private Variables */ /*****************************/ - /*******************/ /* Local Variables */ /*******************/ @@ -192,8 +183,6 @@ H5FL_BLK_DEFINE_STATIC(page); /* Declare a free list to manage the native key offset sequence information */ H5FL_SEQ_DEFINE_STATIC(size_t); - - /*------------------------------------------------------------------------- * Function: H5B_create * @@ -213,12 +202,11 @@ H5FL_SEQ_DEFINE_STATIC(size_t); *------------------------------------------------------------------------- */ herr_t -H5B_create(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, void *udata, - haddr_t *addr_p/*out*/) +H5B_create(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, void *udata, haddr_t *addr_p /*out*/) { - H5B_t *bt = NULL; - H5B_shared_t *shared=NULL; /* Pointer to shared B-tree info */ - herr_t ret_value = SUCCEED; + H5B_t * bt = NULL; + H5B_shared_t *shared = NULL; /* Pointer to shared B-tree info */ + herr_t ret_value = SUCCEED; FUNC_ENTER_NOAPI(FAIL) @@ -232,49 +220,48 @@ H5B_create(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, void *udata, /* * Allocate file and memory data structures. */ - if(NULL == (bt = H5FL_MALLOC(H5B_t))) - HGOTO_ERROR(H5E_BTREE, H5E_CANTALLOC, FAIL, "memory allocation failed for B-tree root node") + if (NULL == (bt = H5FL_MALLOC(H5B_t))) + HGOTO_ERROR(H5E_BTREE, H5E_CANTALLOC, FAIL, "memory allocation failed for B-tree root node") HDmemset(&bt->cache_info, 0, sizeof(H5AC_info_t)); - bt->level = 0; - bt->left = HADDR_UNDEF; - bt->right = HADDR_UNDEF; + bt->level = 0; + bt->left = HADDR_UNDEF; + bt->right = HADDR_UNDEF; bt->nchildren = 0; - if(NULL == (bt->rc_shared = (type->get_shared)(f, udata))) - HGOTO_ERROR(H5E_BTREE, H5E_CANTGET, FAIL, "can't retrieve B-tree node buffer") + if (NULL == (bt->rc_shared = (type->get_shared)(f, udata))) + HGOTO_ERROR(H5E_BTREE, H5E_CANTGET, FAIL, "can't retrieve B-tree node buffer") H5RC_INC(bt->rc_shared); - shared=(H5B_shared_t *)H5RC_GET_OBJ(bt->rc_shared); + shared = (H5B_shared_t *)H5RC_GET_OBJ(bt->rc_shared); HDassert(shared); - if(NULL == (bt->native = H5FL_BLK_MALLOC(native_block, shared->sizeof_keys)) || - NULL == (bt->child = H5FL_SEQ_MALLOC(haddr_t, (size_t)shared->two_k))) - HGOTO_ERROR(H5E_BTREE, H5E_CANTALLOC, FAIL, "memory allocation failed for B-tree root node") - if(HADDR_UNDEF == (*addr_p = H5MF_alloc(f, H5FD_MEM_BTREE, dxpl_id, (hsize_t)shared->sizeof_rnode))) - HGOTO_ERROR(H5E_BTREE, H5E_CANTALLOC, FAIL, "file allocation failed for B-tree root node") + if (NULL == (bt->native = H5FL_BLK_MALLOC(native_block, shared->sizeof_keys)) || + NULL == (bt->child = H5FL_SEQ_MALLOC(haddr_t, (size_t)shared->two_k))) + HGOTO_ERROR(H5E_BTREE, H5E_CANTALLOC, FAIL, "memory allocation failed for B-tree root node") + if (HADDR_UNDEF == (*addr_p = H5MF_alloc(f, H5FD_MEM_BTREE, dxpl_id, (hsize_t)shared->sizeof_rnode))) + HGOTO_ERROR(H5E_BTREE, H5E_CANTALLOC, FAIL, "file allocation failed for B-tree root node") /* * Cache the new B-tree node. */ - if(H5AC_insert_entry(f, dxpl_id, H5AC_BT, *addr_p, bt, H5AC__NO_FLAGS_SET) < 0) - HGOTO_ERROR(H5E_BTREE, H5E_CANTINIT, FAIL, "can't add B-tree root node to cache") + if (H5AC_insert_entry(f, dxpl_id, H5AC_BT, *addr_p, bt, H5AC__NO_FLAGS_SET) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTINIT, FAIL, "can't add B-tree root node to cache") #ifdef H5B_DEBUG H5B_assert(f, dxpl_id, *addr_p, shared->type, udata); #endif done: - if(ret_value < 0) { - if(shared && shared->sizeof_rnode>0) { - H5_CHECK_OVERFLOW(shared->sizeof_rnode,size_t,hsize_t); + if (ret_value < 0) { + if (shared && shared->sizeof_rnode > 0) { + H5_CHECK_OVERFLOW(shared->sizeof_rnode, size_t, hsize_t); (void)H5MF_xfree(f, H5FD_MEM_BTREE, dxpl_id, *addr_p, (hsize_t)shared->sizeof_rnode); } /* end if */ - if(bt) + if (bt) /* Destroy B-tree node */ - if(H5B_node_dest(bt) < 0) + if (H5B_node_dest(bt) < 0) HDONE_ERROR(H5E_BTREE, H5E_CANTFREE, FAIL, "unable to destroy B-tree node") } /* end if */ FUNC_LEAVE_NOAPI(ret_value) -} /* end H5B_create() */ /*lint !e818 Can't make udata a pointer to const */ +} /* end H5B_create() */ /*lint !e818 Can't make udata a pointer to const */ - /*------------------------------------------------------------------------- * Function: H5B_find * @@ -301,13 +288,13 @@ done: htri_t H5B_find(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr, void *udata) { - H5B_t *bt = NULL; - H5RC_t *rc_shared; /* Ref-counted shared info */ - H5B_shared_t *shared; /* Pointer to shared B-tree info */ + H5B_t * bt = NULL; + H5RC_t * rc_shared; /* Ref-counted shared info */ + H5B_shared_t * shared; /* Pointer to shared B-tree info */ H5B_cache_ud_t cache_udata; /* User-data for metadata cache callback */ - unsigned idx = 0, lt = 0, rt; /* Final, left & right key indices */ - int cmp = 1; /* Key comparison value */ - htri_t ret_value = FAIL; /* Return value */ + unsigned idx = 0, lt = 0, rt; /* Final, left & right key indices */ + int cmp = 1; /* Key comparison value */ + htri_t ret_value = FAIL; /* Return value */ FUNC_ENTER_NOAPI(FAIL) @@ -322,8 +309,8 @@ H5B_find(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr, void *u HDassert(H5F_addr_defined(addr)); /* Get shared info for B-tree */ - if(NULL == (rc_shared = (type->get_shared)(f, udata))) - HGOTO_ERROR(H5E_BTREE, H5E_CANTGET, FAIL, "can't retrieve B-tree's shared ref. count object") + if (NULL == (rc_shared = (type->get_shared)(f, udata))) + HGOTO_ERROR(H5E_BTREE, H5E_CANTGET, FAIL, "can't retrieve B-tree's shared ref. count object") shared = (H5B_shared_t *)H5RC_GET_OBJ(rc_shared); HDassert(shared); @@ -331,47 +318,46 @@ H5B_find(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr, void *u * Perform a binary search to locate the child which contains * the thing for which we're searching. */ - cache_udata.f = f; - cache_udata.type = type; + cache_udata.f = f; + cache_udata.type = type; cache_udata.rc_shared = rc_shared; - if(NULL == (bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, addr, &cache_udata, H5AC_READ))) - HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree node") + if (NULL == (bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, addr, &cache_udata, H5AC_READ))) + HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree node") rt = bt->nchildren; - while(lt < rt && cmp) { - idx = (lt + rt) / 2; - /* compare */ - if((cmp = (type->cmp3)(H5B_NKEY(bt, shared, idx), udata, H5B_NKEY(bt, shared, (idx + 1)))) < 0) - rt = idx; - else - lt = idx + 1; + while (lt < rt && cmp) { + idx = (lt + rt) / 2; + /* compare */ + if ((cmp = (type->cmp3)(H5B_NKEY(bt, shared, idx), udata, H5B_NKEY(bt, shared, (idx + 1)))) < 0) + rt = idx; + else + lt = idx + 1; } /* end while */ /* Check if not found */ - if(cmp) - HGOTO_DONE(FALSE) + if (cmp) + HGOTO_DONE(FALSE) /* * Follow the link to the subtree or to the data node. */ HDassert(idx < bt->nchildren); - if(bt->level > 0) { - if((ret_value = H5B_find(f, dxpl_id, type, bt->child[idx], udata)) < 0) - HGOTO_ERROR(H5E_BTREE, H5E_NOTFOUND, FAIL, "can't lookup key in subtree") + if (bt->level > 0) { + if ((ret_value = H5B_find(f, dxpl_id, type, bt->child[idx], udata)) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_NOTFOUND, FAIL, "can't lookup key in subtree") } /* end if */ else { - if((ret_value = (type->found)(f, dxpl_id, bt->child[idx], H5B_NKEY(bt, shared, idx), udata)) < 0) + if ((ret_value = (type->found)(f, dxpl_id, bt->child[idx], H5B_NKEY(bt, shared, idx), udata)) < 0) HGOTO_ERROR(H5E_BTREE, H5E_NOTFOUND, FAIL, "can't lookup key in leaf node") } /* end else */ done: - if(bt && H5AC_unprotect(f, dxpl_id, H5AC_BT, addr, bt, H5AC__NO_FLAGS_SET) < 0) - HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release node") + if (bt && H5AC_unprotect(f, dxpl_id, H5AC_BT, addr, bt, H5AC__NO_FLAGS_SET) < 0) + HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release node") FUNC_LEAVE_NOAPI(ret_value) } /* end H5B_find() */ - /*------------------------------------------------------------------------- * Function: H5B_split * @@ -395,15 +381,15 @@ done: *------------------------------------------------------------------------- */ static herr_t -H5B_split(H5F_t *f, hid_t dxpl_id, H5B_ins_ud_t *bt_ud, unsigned idx, - void *udata, H5B_ins_ud_t *split_bt_ud/*out*/) +H5B_split(H5F_t *f, hid_t dxpl_id, H5B_ins_ud_t *bt_ud, unsigned idx, void *udata, + H5B_ins_ud_t *split_bt_ud /*out*/) { - H5P_genplist_t *dx_plist; /* Data transfer property list */ - H5B_shared_t *shared; /* Pointer to shared B-tree info */ - H5B_cache_ud_t cache_udata; /* User-data for metadata cache callback */ - unsigned nleft, nright; /* Number of keys in left & right halves */ - double split_ratios[3]; /* B-tree split ratios */ - herr_t ret_value = SUCCEED; /* Return value */ + H5P_genplist_t *dx_plist; /* Data transfer property list */ + H5B_shared_t * shared; /* Pointer to shared B-tree info */ + H5B_cache_ud_t cache_udata; /* User-data for metadata cache callback */ + unsigned nleft, nright; /* Number of keys in left & right halves */ + double split_ratios[3]; /* B-tree split ratios */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT @@ -425,27 +411,27 @@ H5B_split(H5F_t *f, hid_t dxpl_id, H5B_ins_ud_t *bt_ud, unsigned idx, HDassert(bt_ud->bt->nchildren == shared->two_k); /* Get the dataset transfer property list */ - if(NULL == (dx_plist = (H5P_genplist_t *)H5I_object(dxpl_id))) + if (NULL == (dx_plist = (H5P_genplist_t *)H5I_object(dxpl_id))) HGOTO_ERROR(H5E_BTREE, H5E_BADTYPE, FAIL, "not a dataset transfer property list") /* Get B-tree split ratios */ - if(H5P_get(dx_plist, H5D_XFER_BTREE_SPLIT_RATIO_NAME, &split_ratios[0]) < 0) + if (H5P_get(dx_plist, H5D_XFER_BTREE_SPLIT_RATIO_NAME, &split_ratios[0]) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTGET, FAIL, "can't retrieve B-tree split ratios") #ifdef H5B_DEBUG - if(H5DEBUG(B)) { - const char *side; - - if(!H5F_addr_defined(bt_ud->bt->left) && !H5F_addr_defined(bt_ud->bt->right)) - side = "ONLY"; - else if(!H5F_addr_defined(bt_ud->bt->right)) - side = "RIGHT"; - else if(!H5F_addr_defined(bt_ud->bt->left)) - side = "LEFT"; - else - side = "MIDDLE"; - HDfprintf(H5DEBUG(B), "H5B_split: %3u {%5.3f,%5.3f,%5.3f} %6s", - shared->two_k, split_ratios[0], split_ratios[1], split_ratios[2], side); + if (H5DEBUG(B)) { + const char *side; + + if (!H5F_addr_defined(bt_ud->bt->left) && !H5F_addr_defined(bt_ud->bt->right)) + side = "ONLY"; + else if (!H5F_addr_defined(bt_ud->bt->right)) + side = "RIGHT"; + else if (!H5F_addr_defined(bt_ud->bt->left)) + side = "LEFT"; + else + side = "MIDDLE"; + HDfprintf(H5DEBUG(B), "H5B_split: %3u {%5.3f,%5.3f,%5.3f} %6s", shared->two_k, split_ratios[0], + split_ratios[1], split_ratios[2], side); } #endif @@ -453,38 +439,39 @@ H5B_split(H5F_t *f, hid_t dxpl_id, H5B_ins_ud_t *bt_ud, unsigned idx, * Decide how to split the children of the old node among the old node * and the new node. */ - if(!H5F_addr_defined(bt_ud->bt->right)) - nleft = (unsigned)((double)shared->two_k * split_ratios[2]); /*right*/ - else if(!H5F_addr_defined(bt_ud->bt->left)) - nleft = (unsigned)((double)shared->two_k * split_ratios[0]); /*left*/ + if (!H5F_addr_defined(bt_ud->bt->right)) + nleft = (unsigned)((double)shared->two_k * split_ratios[2]); /*right*/ + else if (!H5F_addr_defined(bt_ud->bt->left)) + nleft = (unsigned)((double)shared->two_k * split_ratios[0]); /*left*/ else - nleft = (unsigned)((double)shared->two_k * split_ratios[1]); /*middle*/ + nleft = (unsigned)((double)shared->two_k * split_ratios[1]); /*middle*/ /* * Keep the new child in the same node as the child that split. This can * result in nodes that have an unused child when data is written * sequentially, but it simplifies stuff below. */ - if(idx < nleft && nleft == shared->two_k) - --nleft; - else if(idx >= nleft && 0 == nleft) - nleft++; + if (idx < nleft && nleft == shared->two_k) + --nleft; + else if (idx >= nleft && 0 == nleft) + nleft++; nright = shared->two_k - nleft; #ifdef H5B_DEBUG - if(H5DEBUG(B)) + if (H5DEBUG(B)) HDfprintf(H5DEBUG(B), " split %3d/%-3d\n", nleft, nright); #endif /* * Create the new B-tree node. */ - if(H5B_create(f, dxpl_id, shared->type, udata, &split_bt_ud->addr/*out*/) < 0) - HGOTO_ERROR(H5E_BTREE, H5E_CANTINIT, FAIL, "unable to create B-tree") - cache_udata.f = f; - cache_udata.type = shared->type; + if (H5B_create(f, dxpl_id, shared->type, udata, &split_bt_ud->addr /*out*/) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTINIT, FAIL, "unable to create B-tree") + cache_udata.f = f; + cache_udata.type = shared->type; cache_udata.rc_shared = bt_ud->bt->rc_shared; - if(NULL == (split_bt_ud->bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, split_bt_ud->addr, &cache_udata, H5AC_WRITE))) - HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to protect B-tree") + if (NULL == (split_bt_ud->bt = + (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, split_bt_ud->addr, &cache_udata, H5AC_WRITE))) + HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to protect B-tree") split_bt_ud->bt->level = bt_ud->bt->level; /* @@ -492,12 +479,9 @@ H5B_split(H5F_t *f, hid_t dxpl_id, H5B_ins_ud_t *bt_ud, unsigned idx, */ split_bt_ud->cache_flags = H5AC__DIRTIED_FLAG; - HDmemcpy(split_bt_ud->bt->native, - bt_ud->bt->native + nleft * shared->type->sizeof_nkey, - (nright + 1) * shared->type->sizeof_nkey); - HDmemcpy(split_bt_ud->bt->child, - &bt_ud->bt->child[nleft], - nright * sizeof(haddr_t)); + HDmemcpy(split_bt_ud->bt->native, bt_ud->bt->native + nleft * shared->type->sizeof_nkey, + (nright + 1) * shared->type->sizeof_nkey); + HDmemcpy(split_bt_ud->bt->child, &bt_ud->bt->child[nleft], nright * sizeof(haddr_t)); split_bt_ud->bt->nchildren = nright; @@ -510,36 +494,37 @@ H5B_split(H5F_t *f, hid_t dxpl_id, H5B_ins_ud_t *bt_ud, unsigned idx, /* * Update other sibling pointers. */ - split_bt_ud->bt->left = bt_ud->addr; + split_bt_ud->bt->left = bt_ud->addr; split_bt_ud->bt->right = bt_ud->bt->right; - if(H5F_addr_defined(bt_ud->bt->right)) { - H5B_t *tmp_bt; + if (H5F_addr_defined(bt_ud->bt->right)) { + H5B_t *tmp_bt; - if(NULL == (tmp_bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, bt_ud->bt->right, &cache_udata, H5AC_WRITE))) + if (NULL == + (tmp_bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, bt_ud->bt->right, &cache_udata, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load right sibling") tmp_bt->left = split_bt_ud->addr; - if(H5AC_unprotect(f, dxpl_id, H5AC_BT, bt_ud->bt->right, tmp_bt, H5AC__DIRTIED_FLAG) < 0) + if (H5AC_unprotect(f, dxpl_id, H5AC_BT, bt_ud->bt->right, tmp_bt, H5AC__DIRTIED_FLAG) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree node") } /* end if */ bt_ud->bt->right = split_bt_ud->addr; done: - if(ret_value < 0) { - if(split_bt_ud->bt && H5AC_unprotect(f, dxpl_id, H5AC_BT, split_bt_ud->addr, split_bt_ud->bt, split_bt_ud->cache_flags) < 0) + if (ret_value < 0) { + if (split_bt_ud->bt && H5AC_unprotect(f, dxpl_id, H5AC_BT, split_bt_ud->addr, split_bt_ud->bt, + split_bt_ud->cache_flags) < 0) HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree node") - split_bt_ud->bt = NULL; - split_bt_ud->addr = HADDR_UNDEF; + split_bt_ud->bt = NULL; + split_bt_ud->addr = HADDR_UNDEF; split_bt_ud->cache_flags = H5AC__NO_FLAGS_SET; } /* end if */ FUNC_LEAVE_NOAPI(ret_value) } /* end H5B_split() */ - /*------------------------------------------------------------------------- * Function: H5B_insert * @@ -559,22 +544,22 @@ H5B_insert(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr, void /* * These are defined this way to satisfy alignment constraints. */ - uint64_t _lt_key[128], _md_key[128], _rt_key[128]; - uint8_t *lt_key=(uint8_t*)_lt_key; - uint8_t *md_key=(uint8_t*)_md_key; - uint8_t *rt_key=(uint8_t*)_rt_key; - - hbool_t lt_key_changed = FALSE, rt_key_changed = FALSE; - haddr_t old_root_addr = HADDR_UNDEF; - unsigned level; - H5B_ins_ud_t bt_ud = H5B_INS_UD_T_NULL; /* (Old) root node */ - H5B_ins_ud_t split_bt_ud = H5B_INS_UD_T_NULL; /* Split B-tree node */ - H5B_t *new_root_bt = NULL; /* New root node */ - H5RC_t *rc_shared; /* Ref-counted shared info */ - H5B_shared_t *shared; /* Pointer to shared B-tree info */ - H5B_cache_ud_t cache_udata; /* User-data for metadata cache callback */ - H5B_ins_t my_ins = H5B_INS_ERROR; - herr_t ret_value = SUCCEED; + uint64_t _lt_key[128], _md_key[128], _rt_key[128]; + uint8_t *lt_key = (uint8_t *)_lt_key; + uint8_t *md_key = (uint8_t *)_md_key; + uint8_t *rt_key = (uint8_t *)_rt_key; + + hbool_t lt_key_changed = FALSE, rt_key_changed = FALSE; + haddr_t old_root_addr = HADDR_UNDEF; + unsigned level; + H5B_ins_ud_t bt_ud = H5B_INS_UD_T_NULL; /* (Old) root node */ + H5B_ins_ud_t split_bt_ud = H5B_INS_UD_T_NULL; /* Split B-tree node */ + H5B_t * new_root_bt = NULL; /* New root node */ + H5RC_t * rc_shared; /* Ref-counted shared info */ + H5B_shared_t * shared; /* Pointer to shared B-tree info */ + H5B_cache_ud_t cache_udata; /* User-data for metadata cache callback */ + H5B_ins_t my_ins = H5B_INS_ERROR; + herr_t ret_value = SUCCEED; FUNC_ENTER_NOAPI(FAIL) @@ -585,27 +570,26 @@ H5B_insert(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr, void HDassert(H5F_addr_defined(addr)); /* Get shared info for B-tree */ - if(NULL == (rc_shared = (type->get_shared)(f, udata))) + if (NULL == (rc_shared = (type->get_shared)(f, udata))) HGOTO_ERROR(H5E_BTREE, H5E_CANTGET, FAIL, "can't retrieve B-tree's shared ref. count object") shared = (H5B_shared_t *)H5RC_GET_OBJ(rc_shared); HDassert(shared); /* Protect the root node */ - cache_udata.f = f; - cache_udata.type = type; + cache_udata.f = f; + cache_udata.type = type; cache_udata.rc_shared = rc_shared; - bt_ud.addr = addr; - if(NULL == (bt_ud.bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, addr, &cache_udata, H5AC_WRITE))) + bt_ud.addr = addr; + if (NULL == (bt_ud.bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, addr, &cache_udata, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to locate root of B-tree") /* Insert the object */ - if((int)(my_ins = H5B_insert_helper(f, dxpl_id, &bt_ud, type, lt_key, - <_key_changed, md_key, udata, rt_key, &rt_key_changed, - &split_bt_ud/*out*/)) < 0) - HGOTO_ERROR(H5E_BTREE, H5E_CANTINIT, FAIL, "unable to insert key") + if ((int)(my_ins = H5B_insert_helper(f, dxpl_id, &bt_ud, type, lt_key, <_key_changed, md_key, udata, + rt_key, &rt_key_changed, &split_bt_ud /*out*/)) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTINIT, FAIL, "unable to insert key") /* Check if the root node split */ - if(H5B_INS_NOOP == my_ins) { + if (H5B_INS_NOOP == my_ins) { HDassert(!split_bt_ud.bt); HGOTO_DONE(SUCCEED) } /* end if */ @@ -617,37 +601,38 @@ H5B_insert(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr, void level = bt_ud.bt->level; /* update left and right keys */ - if(!lt_key_changed) - HDmemcpy(lt_key, H5B_NKEY(bt_ud.bt,shared,0), type->sizeof_nkey); - if(!rt_key_changed) - HDmemcpy(rt_key, H5B_NKEY(split_bt_ud.bt,shared,split_bt_ud.bt->nchildren), type->sizeof_nkey); + if (!lt_key_changed) + HDmemcpy(lt_key, H5B_NKEY(bt_ud.bt, shared, 0), type->sizeof_nkey); + if (!rt_key_changed) + HDmemcpy(rt_key, H5B_NKEY(split_bt_ud.bt, shared, split_bt_ud.bt->nchildren), type->sizeof_nkey); /* * Copy the old root node to some other file location and make the new root * at the old root's previous address. This prevents the B-tree from * "moving". */ - H5_CHECK_OVERFLOW(shared->sizeof_rnode,size_t,hsize_t); - if(HADDR_UNDEF == (old_root_addr = H5MF_alloc(f, H5FD_MEM_BTREE, dxpl_id, (hsize_t)shared->sizeof_rnode))) - HGOTO_ERROR(H5E_BTREE, H5E_CANTALLOC, FAIL, "unable to allocate file space to move root") + H5_CHECK_OVERFLOW(shared->sizeof_rnode, size_t, hsize_t); + if (HADDR_UNDEF == + (old_root_addr = H5MF_alloc(f, H5FD_MEM_BTREE, dxpl_id, (hsize_t)shared->sizeof_rnode))) + HGOTO_ERROR(H5E_BTREE, H5E_CANTALLOC, FAIL, "unable to allocate file space to move root") /* * Move the node to the new location */ /* Make a copy of the old root information */ - if(NULL == (new_root_bt = H5B_copy(bt_ud.bt))) + if (NULL == (new_root_bt = H5B_copy(bt_ud.bt))) HGOTO_ERROR(H5E_BTREE, H5E_CANTCOPY, FAIL, "unable to copy old root") /* Unprotect the old root so we can move it. Also force it to be marked * dirty so it is written to the new location. */ - if(H5AC_unprotect(f, dxpl_id, H5AC_BT, bt_ud.addr, bt_ud.bt, H5AC__DIRTIED_FLAG) < 0) + if (H5AC_unprotect(f, dxpl_id, H5AC_BT, bt_ud.addr, bt_ud.bt, H5AC__DIRTIED_FLAG) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release old root") - bt_ud.bt = NULL; /* Make certain future references will be caught */ + bt_ud.bt = NULL; /* Make certain future references will be caught */ /* Move the location of the old root on the disk */ - if(H5AC_move_entry(f, H5AC_BT, bt_ud.addr, old_root_addr) < 0) - HGOTO_ERROR(H5E_BTREE, H5E_CANTSPLIT, FAIL, "unable to move B-tree root node") + if (H5AC_move_entry(f, H5AC_BT, bt_ud.addr, old_root_addr) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTSPLIT, FAIL, "unable to move B-tree root node") bt_ud.addr = old_root_addr; /* Update the split b-tree's left pointer to point to the new location */ @@ -655,11 +640,11 @@ H5B_insert(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr, void split_bt_ud.cache_flags |= H5AC__DIRTIED_FLAG; /* clear the old root info at the old address (we already copied it) */ - new_root_bt->left = HADDR_UNDEF; + new_root_bt->left = HADDR_UNDEF; new_root_bt->right = HADDR_UNDEF; /* Set the new information for the copy */ - new_root_bt->level = level + 1; + new_root_bt->level = level + 1; new_root_bt->nchildren = 2; new_root_bt->child[0] = bt_ud.addr; @@ -670,31 +655,31 @@ H5B_insert(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr, void HDmemcpy(H5B_NKEY(new_root_bt, shared, 2), rt_key, shared->type->sizeof_nkey); /* Insert the modified copy of the old root into the file again */ - if(H5AC_insert_entry(f, dxpl_id, H5AC_BT, addr, new_root_bt, H5AC__NO_FLAGS_SET) < 0) + if (H5AC_insert_entry(f, dxpl_id, H5AC_BT, addr, new_root_bt, H5AC__NO_FLAGS_SET) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTFLUSH, FAIL, "unable to add old B-tree root node to cache") done: - if(ret_value < 0) - if(new_root_bt && H5B_node_dest(new_root_bt) < 0) + if (ret_value < 0) + if (new_root_bt && H5B_node_dest(new_root_bt) < 0) HDONE_ERROR(H5E_BTREE, H5E_CANTRELEASE, FAIL, "unable to free B-tree root node"); - if(bt_ud.bt) - if(H5AC_unprotect(f, dxpl_id, H5AC_BT, bt_ud.addr, bt_ud.bt, bt_ud.cache_flags) < 0) + if (bt_ud.bt) + if (H5AC_unprotect(f, dxpl_id, H5AC_BT, bt_ud.addr, bt_ud.bt, bt_ud.cache_flags) < 0) HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to unprotect old root") - if(split_bt_ud.bt) - if(H5AC_unprotect(f, dxpl_id, H5AC_BT, split_bt_ud.addr, split_bt_ud.bt, split_bt_ud.cache_flags) < 0) + if (split_bt_ud.bt) + if (H5AC_unprotect(f, dxpl_id, H5AC_BT, split_bt_ud.addr, split_bt_ud.bt, split_bt_ud.cache_flags) < + 0) HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to unprotect new child") #ifdef H5B_DEBUG - if(ret_value >= 0) + if (ret_value >= 0) H5B_assert(f, dxpl_id, addr, type, udata); #endif FUNC_LEAVE_NOAPI(ret_value) } /* end H5B_insert() */ - /*------------------------------------------------------------------------- * Function: H5B_insert_child * @@ -711,11 +696,11 @@ done: *------------------------------------------------------------------------- */ static herr_t -H5B_insert_child(H5B_t *bt, unsigned *bt_flags, unsigned idx, - haddr_t child, H5B_ins_t anchor, const void *md_key) +H5B_insert_child(H5B_t *bt, unsigned *bt_flags, unsigned idx, haddr_t child, H5B_ins_t anchor, + const void *md_key) { - H5B_shared_t *shared; /* Pointer to shared B-tree info */ - uint8_t *base; /* Base offset for move */ + H5B_shared_t *shared; /* Pointer to shared B-tree info */ + uint8_t * base; /* Base offset for move */ FUNC_ENTER_NOAPI_NOINIT_NOERR @@ -730,32 +715,30 @@ H5B_insert_child(H5B_t *bt, unsigned *bt_flags, unsigned idx, * records to an unlimited dimension chunked dataset) */ base = H5B_NKEY(bt, shared, (idx + 1)); - if((idx + 1) == bt->nchildren) { + if ((idx + 1) == bt->nchildren) { /* Make room for the new key */ HDmemcpy(base + shared->type->sizeof_nkey, base, - shared->type->sizeof_nkey); /* No overlap possible - memcpy() OK */ + shared->type->sizeof_nkey); /* No overlap possible - memcpy() OK */ HDmemcpy(base, md_key, shared->type->sizeof_nkey); /* The MD_KEY is the left key of the new node */ - if(H5B_INS_RIGHT == anchor) - idx++; /* Don't have to memmove() child addresses down, just add new child */ + if (H5B_INS_RIGHT == anchor) + idx++; /* Don't have to memmove() child addresses down, just add new child */ else /* Make room for the new child address */ bt->child[idx + 1] = bt->child[idx]; } /* end if */ else { /* Make room for the new key */ - HDmemmove(base + shared->type->sizeof_nkey, base, - (bt->nchildren - idx) * shared->type->sizeof_nkey); + HDmemmove(base + shared->type->sizeof_nkey, base, (bt->nchildren - idx) * shared->type->sizeof_nkey); HDmemcpy(base, md_key, shared->type->sizeof_nkey); /* The MD_KEY is the left key of the new node */ - if(H5B_INS_RIGHT == anchor) + if (H5B_INS_RIGHT == anchor) idx++; /* Make room for the new child address */ - HDmemmove(bt->child + idx + 1, bt->child + idx, - (bt->nchildren - idx) * sizeof(haddr_t)); + HDmemmove(bt->child + idx + 1, bt->child + idx, (bt->nchildren - idx) * sizeof(haddr_t)); } /* end if */ bt->child[idx] = child; @@ -767,7 +750,6 @@ H5B_insert_child(H5B_t *bt, unsigned *bt_flags, unsigned idx, FUNC_LEAVE_NOAPI(SUCCEED) } /* end H5B_insert_child() */ - /*------------------------------------------------------------------------- * Function: H5B_insert_helper * @@ -800,23 +782,20 @@ H5B_insert_child(H5B_t *bt, unsigned *bt_flags, unsigned idx, *------------------------------------------------------------------------- */ static H5B_ins_t -H5B_insert_helper(H5F_t *f, hid_t dxpl_id, H5B_ins_ud_t *bt_ud, - const H5B_class_t *type, - uint8_t *lt_key, hbool_t *lt_key_changed, - uint8_t *md_key, void *udata, - uint8_t *rt_key, hbool_t *rt_key_changed, - H5B_ins_ud_t *split_bt_ud/*out*/) +H5B_insert_helper(H5F_t *f, hid_t dxpl_id, H5B_ins_ud_t *bt_ud, const H5B_class_t *type, uint8_t *lt_key, + hbool_t *lt_key_changed, uint8_t *md_key, void *udata, uint8_t *rt_key, + hbool_t *rt_key_changed, H5B_ins_ud_t *split_bt_ud /*out*/) { - H5B_t *bt; /* Convenience pointer to B-tree */ - H5RC_t *rc_shared; /* Ref-counted shared info */ - H5B_shared_t *shared; /* Pointer to shared B-tree info */ - H5B_cache_ud_t cache_udata; /* User-data for metadata cache callback */ - unsigned lt = 0, idx = 0, rt; /* Left, final & right index values */ - int cmp = -1; /* Key comparison value */ - H5B_ins_ud_t child_bt_ud = H5B_INS_UD_T_NULL; /* Child B-tree */ - H5B_ins_ud_t new_child_bt_ud = H5B_INS_UD_T_NULL; /* Newly split child B-tree */ - H5B_ins_t my_ins = H5B_INS_ERROR; - H5B_ins_t ret_value = H5B_INS_ERROR; /* Return value */ + H5B_t * bt; /* Convenience pointer to B-tree */ + H5RC_t * rc_shared; /* Ref-counted shared info */ + H5B_shared_t * shared; /* Pointer to shared B-tree info */ + H5B_cache_ud_t cache_udata; /* User-data for metadata cache callback */ + unsigned lt = 0, idx = 0, rt; /* Left, final & right index values */ + int cmp = -1; /* Key comparison value */ + H5B_ins_ud_t child_bt_ud = H5B_INS_UD_T_NULL; /* Child B-tree */ + H5B_ins_ud_t new_child_bt_ud = H5B_INS_UD_T_NULL; /* Newly split child B-tree */ + H5B_ins_t my_ins = H5B_INS_ERROR; + H5B_ins_t ret_value = H5B_INS_ERROR; /* Return value */ FUNC_ENTER_NOAPI_NOINIT @@ -846,8 +825,8 @@ H5B_insert_helper(H5F_t *f, hid_t dxpl_id, H5B_ins_ud_t *bt_ud, *rt_key_changed = FALSE; /* Get shared info for B-tree */ - if(NULL == (rc_shared = (type->get_shared)(f, udata))) - HGOTO_ERROR(H5E_BTREE, H5E_CANTGET, H5B_INS_ERROR, "can't retrieve B-tree's shared ref. count object") + if (NULL == (rc_shared = (type->get_shared)(f, udata))) + HGOTO_ERROR(H5E_BTREE, H5E_CANTGET, H5B_INS_ERROR, "can't retrieve B-tree's shared ref. count object") shared = (H5B_shared_t *)H5RC_GET_OBJ(rc_shared); HDassert(shared); @@ -858,75 +837,78 @@ H5B_insert_helper(H5F_t *f, hid_t dxpl_id, H5B_ins_ud_t *bt_ud, */ rt = bt->nchildren; - while(lt < rt && cmp) { - idx = (lt + rt) / 2; - if((cmp = (type->cmp3)(H5B_NKEY(bt, shared, idx), udata, H5B_NKEY(bt, shared, idx + 1))) < 0) - rt = idx; - else - lt = idx + 1; + while (lt < rt && cmp) { + idx = (lt + rt) / 2; + if ((cmp = (type->cmp3)(H5B_NKEY(bt, shared, idx), udata, H5B_NKEY(bt, shared, idx + 1))) < 0) + rt = idx; + else + lt = idx + 1; } /* end while */ /* Set up user data for cache callbacks */ - cache_udata.f = f; - cache_udata.type = type; + cache_udata.f = f; + cache_udata.type = type; cache_udata.rc_shared = rc_shared; - if(0 == bt->nchildren) { - /* - * The value being inserted will be the only value in this tree. We - * must necessarily be at level zero. - */ - HDassert(0 == bt->level); - if((type->new_node)(f, dxpl_id, H5B_INS_FIRST, H5B_NKEY(bt, shared, 0), udata, - H5B_NKEY(bt, shared, 1), bt->child + 0/*out*/) < 0) - HGOTO_ERROR(H5E_BTREE, H5E_CANTINIT, H5B_INS_ERROR, "unable to create leaf node") - bt->nchildren = 1; + if (0 == bt->nchildren) { + /* + * The value being inserted will be the only value in this tree. We + * must necessarily be at level zero. + */ + HDassert(0 == bt->level); + if ((type->new_node)(f, dxpl_id, H5B_INS_FIRST, H5B_NKEY(bt, shared, 0), udata, + H5B_NKEY(bt, shared, 1), bt->child + 0 /*out*/) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTINIT, H5B_INS_ERROR, "unable to create leaf node") + bt->nchildren = 1; bt_ud->cache_flags |= H5AC__DIRTIED_FLAG; - idx = 0; - - if(type->follow_min) { - if((int)(my_ins = (type->insert)(f, dxpl_id, bt->child[idx], H5B_NKEY(bt, shared, idx), - lt_key_changed, md_key, udata, H5B_NKEY(bt, shared, idx + 1), - rt_key_changed, &new_child_bt_ud.addr/*out*/)) < 0) - HGOTO_ERROR(H5E_BTREE, H5E_CANTINSERT, H5B_INS_ERROR, "unable to insert first leaf node") - } /* end if */ + idx = 0; + + if (type->follow_min) { + if ((int)(my_ins = (type->insert)(f, dxpl_id, bt->child[idx], H5B_NKEY(bt, shared, idx), + lt_key_changed, md_key, udata, H5B_NKEY(bt, shared, idx + 1), + rt_key_changed, &new_child_bt_ud.addr /*out*/)) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTINSERT, H5B_INS_ERROR, "unable to insert first leaf node") + } /* end if */ else - my_ins = H5B_INS_NOOP; - } else if(cmp < 0 && idx == 0) { - if(bt->level > 0) { + my_ins = H5B_INS_NOOP; + } + else if (cmp < 0 && idx == 0) { + if (bt->level > 0) { /* * The value being inserted is less than any value in this tree. * Follow the minimum branch out of this node to a subtree. */ child_bt_ud.addr = bt->child[idx]; - if(NULL == (child_bt_ud.bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, child_bt_ud.addr, &cache_udata, H5AC_WRITE))) + if (NULL == (child_bt_ud.bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, child_bt_ud.addr, + &cache_udata, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, H5B_INS_ERROR, "unable to load node") - if((int)(my_ins = H5B_insert_helper(f, dxpl_id, &child_bt_ud, type, - H5B_NKEY(bt,shared,idx), lt_key_changed, md_key, - udata, H5B_NKEY(bt, shared, idx + 1), rt_key_changed, - &new_child_bt_ud/*out*/)) < 0) + if ((int)(my_ins = H5B_insert_helper(f, dxpl_id, &child_bt_ud, type, H5B_NKEY(bt, shared, idx), + lt_key_changed, md_key, udata, H5B_NKEY(bt, shared, idx + 1), + rt_key_changed, &new_child_bt_ud /*out*/)) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTINSERT, H5B_INS_ERROR, "can't insert minimum subtree") - } else if(type->follow_min) { + } + else if (type->follow_min) { /* * The value being inserted is less than any leaf node out of this * current node. Follow the minimum branch to a leaf node and let * the subclass handle the problem. */ - if((int)(my_ins = (type->insert)(f, dxpl_id, bt->child[idx], H5B_NKEY(bt, shared, idx), - lt_key_changed, md_key, udata, H5B_NKEY(bt, shared, idx + 1), - rt_key_changed, &new_child_bt_ud.addr/*out*/)) < 0) + if ((int)(my_ins = (type->insert)(f, dxpl_id, bt->child[idx], H5B_NKEY(bt, shared, idx), + lt_key_changed, md_key, udata, H5B_NKEY(bt, shared, idx + 1), + rt_key_changed, &new_child_bt_ud.addr /*out*/)) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTINSERT, H5B_INS_ERROR, "can't insert minimum leaf node") - } else { + } + else { /* * The value being inserted is less than any leaf node out of the * current node. Create a new minimum leaf node out of this B-tree * node. This node is not empty (handled above). */ my_ins = H5B_INS_LEFT; - HDmemcpy(md_key, H5B_NKEY(bt,shared,idx), type->sizeof_nkey); - if((type->new_node)(f, dxpl_id, H5B_INS_LEFT, H5B_NKEY(bt, shared, idx), udata, - md_key, &new_child_bt_ud.addr/*out*/) < 0) + HDmemcpy(md_key, H5B_NKEY(bt, shared, idx), type->sizeof_nkey); + if ((type->new_node)(f, dxpl_id, H5B_INS_LEFT, H5B_NKEY(bt, shared, idx), udata, md_key, + &new_child_bt_ud.addr /*out*/) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTINSERT, H5B_INS_ERROR, "can't insert minimum leaf node") *lt_key_changed = TRUE; } /* end else */ @@ -934,47 +916,50 @@ H5B_insert_helper(H5F_t *f, hid_t dxpl_id, H5B_ins_ud_t *bt_ud, #ifdef H5_STRICT_FORMAT_CHECKS /* Since we are to the left of the leftmost key there must not be a left * sibling */ - if(H5F_addr_defined(bt->left)) + if (H5F_addr_defined(bt->left)) HGOTO_ERROR(H5E_BTREE, H5E_CANTINSERT, H5B_INS_ERROR, "internal error: likely corrupt key values") #endif /* H5_STRICT_FORMAT_CHECKS */ - } else if(cmp > 0 && idx + 1 >= bt->nchildren) { + } + else if (cmp > 0 && idx + 1 >= bt->nchildren) { if (bt->level > 0) { /* - * The value being inserted is larger than any value in this tree. - * Follow the maximum branch out of this node to a subtree. - */ - idx = bt->nchildren - 1; + * The value being inserted is larger than any value in this tree. + * Follow the maximum branch out of this node to a subtree. + */ + idx = bt->nchildren - 1; child_bt_ud.addr = bt->child[idx]; - if(NULL == (child_bt_ud.bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, child_bt_ud.addr, &cache_udata, H5AC_WRITE))) + if (NULL == (child_bt_ud.bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, child_bt_ud.addr, + &cache_udata, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, H5B_INS_ERROR, "unable to load node") - if((int)(my_ins = H5B_insert_helper(f, dxpl_id, &child_bt_ud, type, - H5B_NKEY(bt, shared, idx), lt_key_changed, md_key, udata, - H5B_NKEY(bt, shared, idx + 1), rt_key_changed, - &new_child_bt_ud/*out*/)) < 0) + if ((int)(my_ins = H5B_insert_helper(f, dxpl_id, &child_bt_ud, type, H5B_NKEY(bt, shared, idx), + lt_key_changed, md_key, udata, H5B_NKEY(bt, shared, idx + 1), + rt_key_changed, &new_child_bt_ud /*out*/)) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTINSERT, H5B_INS_ERROR, "can't insert maximum subtree") - } else if(type->follow_max) { + } + else if (type->follow_max) { /* * The value being inserted is larger than any leaf node out of the * current node. Follow the maximum branch to a leaf node and let * the subclass handle the problem. */ idx = bt->nchildren - 1; - if((int)(my_ins = (type->insert)(f, dxpl_id, bt->child[idx], H5B_NKEY(bt, shared, idx), - lt_key_changed, md_key, udata, H5B_NKEY(bt, shared, idx + 1), - rt_key_changed, &new_child_bt_ud.addr/*out*/)) < 0) + if ((int)(my_ins = (type->insert)(f, dxpl_id, bt->child[idx], H5B_NKEY(bt, shared, idx), + lt_key_changed, md_key, udata, H5B_NKEY(bt, shared, idx + 1), + rt_key_changed, &new_child_bt_ud.addr /*out*/)) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTINSERT, H5B_INS_ERROR, "can't insert maximum leaf node") - } else { + } + else { /* * The value being inserted is larger than any leaf node out of the * current node. Create a new maximum leaf node out of this B-tree * node. */ - idx = bt->nchildren - 1; + idx = bt->nchildren - 1; my_ins = H5B_INS_RIGHT; HDmemcpy(md_key, H5B_NKEY(bt, shared, idx + 1), type->sizeof_nkey); - if((type->new_node)(f, dxpl_id, H5B_INS_RIGHT, md_key, udata, - H5B_NKEY(bt, shared, idx + 1), &new_child_bt_ud.addr/*out*/) < 0) + if ((type->new_node)(f, dxpl_id, H5B_INS_RIGHT, md_key, udata, H5B_NKEY(bt, shared, idx + 1), + &new_child_bt_ud.addr /*out*/) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTINSERT, H5B_INS_ERROR, "can't insert maximum leaf node") *rt_key_changed = TRUE; } /* end else */ @@ -982,49 +967,53 @@ H5B_insert_helper(H5F_t *f, hid_t dxpl_id, H5B_ins_ud_t *bt_ud, #ifdef H5_STRICT_FORMAT_CHECKS /* Since we are to the right of the rightmost key there must not be a * right sibling */ - if(H5F_addr_defined(bt->right)) + if (H5F_addr_defined(bt->right)) HGOTO_ERROR(H5E_BTREE, H5E_CANTINSERT, H5B_INS_ERROR, "internal error: likely corrupt key values") #endif /* H5_STRICT_FORMAT_CHECKS */ - } else if(cmp) { - /* - * We couldn't figure out which branch to follow out of this node. THIS - * IS A MAJOR PROBLEM THAT NEEDS TO BE FIXED --rpm. - */ - HDassert("INTERNAL HDF5 ERROR (contact rpm)" && 0); + } + else if (cmp) { + /* + * We couldn't figure out which branch to follow out of this node. THIS + * IS A MAJOR PROBLEM THAT NEEDS TO BE FIXED --rpm. + */ + HDassert("INTERNAL HDF5 ERROR (contact rpm)" && 0); #ifdef NDEBUG - HDabort(); + HDabort(); #endif /* NDEBUG */ - } else if(bt->level > 0) { - /* - * Follow a branch out of this node to another subtree. - */ - HDassert(idx < bt->nchildren); - child_bt_ud.addr = bt->child[idx]; - if(NULL == (child_bt_ud.bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, child_bt_ud.addr, &cache_udata, H5AC_WRITE))) + } + else if (bt->level > 0) { + /* + * Follow a branch out of this node to another subtree. + */ + HDassert(idx < bt->nchildren); + child_bt_ud.addr = bt->child[idx]; + if (NULL == (child_bt_ud.bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, child_bt_ud.addr, + &cache_udata, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, H5B_INS_ERROR, "unable to load node") - if((int)(my_ins = H5B_insert_helper(f, dxpl_id, &child_bt_ud, type, - H5B_NKEY(bt, shared, idx), lt_key_changed, md_key, udata, - H5B_NKEY(bt, shared, idx + 1), rt_key_changed, &new_child_bt_ud/*out*/)) < 0) - HGOTO_ERROR(H5E_BTREE, H5E_CANTINSERT, H5B_INS_ERROR, "can't insert subtree") - } else { - /* - * Follow a branch out of this node to a leaf node of some other type. - */ - HDassert(idx < bt->nchildren); - if((int)(my_ins = (type->insert)(f, dxpl_id, bt->child[idx], H5B_NKEY(bt, shared, idx), - lt_key_changed, md_key, udata, H5B_NKEY(bt, shared, idx + 1), - rt_key_changed, &new_child_bt_ud.addr/*out*/)) < 0) - HGOTO_ERROR(H5E_BTREE, H5E_CANTINSERT, H5B_INS_ERROR, "can't insert leaf node") + if ((int)(my_ins = H5B_insert_helper(f, dxpl_id, &child_bt_ud, type, H5B_NKEY(bt, shared, idx), + lt_key_changed, md_key, udata, H5B_NKEY(bt, shared, idx + 1), + rt_key_changed, &new_child_bt_ud /*out*/)) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTINSERT, H5B_INS_ERROR, "can't insert subtree") + } + else { + /* + * Follow a branch out of this node to a leaf node of some other type. + */ + HDassert(idx < bt->nchildren); + if ((int)(my_ins = (type->insert)(f, dxpl_id, bt->child[idx], H5B_NKEY(bt, shared, idx), + lt_key_changed, md_key, udata, H5B_NKEY(bt, shared, idx + 1), + rt_key_changed, &new_child_bt_ud.addr /*out*/)) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTINSERT, H5B_INS_ERROR, "can't insert leaf node") } HDassert((int)my_ins >= 0); /* * Update the left and right keys of the current node. */ - if(*lt_key_changed) { + if (*lt_key_changed) { bt_ud->cache_flags |= H5AC__DIRTIED_FLAG; - if(idx > 0) { + if (idx > 0) { HDassert(type->critical_key == H5B_LEFT); HDassert(!(H5B_INS_LEFT == my_ins || H5B_INS_RIGHT == my_ins)); *lt_key_changed = FALSE; @@ -1032,9 +1021,9 @@ H5B_insert_helper(H5F_t *f, hid_t dxpl_id, H5B_ins_ud_t *bt_ud, else HDmemcpy(lt_key, H5B_NKEY(bt, shared, idx), type->sizeof_nkey); } /* end if */ - if(*rt_key_changed) { + if (*rt_key_changed) { bt_ud->cache_flags |= H5AC__DIRTIED_FLAG; - if(idx + 1 < bt->nchildren) { + if (idx + 1 < bt->nchildren) { HDassert(type->critical_key == H5B_RIGHT); HDassert(!(H5B_INS_LEFT == my_ins || H5B_INS_RIGHT == my_ins)); *rt_key_changed = FALSE; @@ -1046,76 +1035,78 @@ H5B_insert_helper(H5F_t *f, hid_t dxpl_id, H5B_ins_ud_t *bt_ud, /* * Handle changes/additions to children */ - if(H5B_INS_CHANGE == my_ins) { - /* - * The insertion simply changed the address for the child. - */ - HDassert(!child_bt_ud.bt); - HDassert(bt->level == 0); - bt->child[idx] = new_child_bt_ud.addr; + if (H5B_INS_CHANGE == my_ins) { + /* + * The insertion simply changed the address for the child. + */ + HDassert(!child_bt_ud.bt); + HDassert(bt->level == 0); + bt->child[idx] = new_child_bt_ud.addr; bt_ud->cache_flags |= H5AC__DIRTIED_FLAG; - } else if(H5B_INS_LEFT == my_ins || H5B_INS_RIGHT == my_ins) { + } + else if (H5B_INS_LEFT == my_ins || H5B_INS_RIGHT == my_ins) { hbool_t *tmp_bt_flags_ptr = NULL; - H5B_t *tmp_bt; - - /* - * If this node is full then split it before inserting the new child. - */ - if(bt->nchildren == shared->two_k) { - if(H5B_split(f, dxpl_id, bt_ud, idx, udata, split_bt_ud/*out*/) < 0) - HGOTO_ERROR(H5E_BTREE, H5E_CANTSPLIT, H5B_INS_ERROR, "unable to split node") - if(idx < bt->nchildren) { - tmp_bt = bt; + H5B_t * tmp_bt; + + /* + * If this node is full then split it before inserting the new child. + */ + if (bt->nchildren == shared->two_k) { + if (H5B_split(f, dxpl_id, bt_ud, idx, udata, split_bt_ud /*out*/) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTSPLIT, H5B_INS_ERROR, "unable to split node") + if (idx < bt->nchildren) { + tmp_bt = bt; tmp_bt_flags_ptr = &bt_ud->cache_flags; - } else { - idx -= bt->nchildren; - tmp_bt = split_bt_ud->bt; + } + else { + idx -= bt->nchildren; + tmp_bt = split_bt_ud->bt; tmp_bt_flags_ptr = &split_bt_ud->cache_flags; - } - } /* end if */ + } + } /* end if */ else { - tmp_bt = bt; + tmp_bt = bt; tmp_bt_flags_ptr = &bt_ud->cache_flags; - } /* end else */ + } /* end else */ - /* Insert the child */ - if(H5B_insert_child(tmp_bt, tmp_bt_flags_ptr, idx, new_child_bt_ud.addr, my_ins, md_key) < 0) - HGOTO_ERROR(H5E_BTREE, H5E_CANTINSERT, H5B_INS_ERROR, "can't insert child") + /* Insert the child */ + if (H5B_insert_child(tmp_bt, tmp_bt_flags_ptr, idx, new_child_bt_ud.addr, my_ins, md_key) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTINSERT, H5B_INS_ERROR, "can't insert child") } /* end else-if */ /* * If this node split, return the mid key (the one that is shared * by the left and right node). */ - if(split_bt_ud->bt) { - HDmemcpy(md_key, H5B_NKEY(split_bt_ud->bt, shared, 0), type->sizeof_nkey); - ret_value = H5B_INS_RIGHT; + if (split_bt_ud->bt) { + HDmemcpy(md_key, H5B_NKEY(split_bt_ud->bt, shared, 0), type->sizeof_nkey); + ret_value = H5B_INS_RIGHT; #ifdef H5B_DEBUG - /* - * The max key in the original left node must be equal to the min key - * in the new node. - */ - cmp = (type->cmp2)(H5B_NKEY(bt, shared, bt->nchildren), udata, - H5B_NKEY(split_bt_ud->bt, shared, 0)); - HDassert(0 == cmp); + /* + * The max key in the original left node must be equal to the min key + * in the new node. + */ + cmp = (type->cmp2)(H5B_NKEY(bt, shared, bt->nchildren), udata, H5B_NKEY(split_bt_ud->bt, shared, 0)); + HDassert(0 == cmp); #endif } /* end if */ else - ret_value = H5B_INS_NOOP; + ret_value = H5B_INS_NOOP; done: - if(child_bt_ud.bt) - if(H5AC_unprotect(f, dxpl_id, H5AC_BT, child_bt_ud.addr, child_bt_ud.bt, child_bt_ud.cache_flags) < 0) + if (child_bt_ud.bt) + if (H5AC_unprotect(f, dxpl_id, H5AC_BT, child_bt_ud.addr, child_bt_ud.bt, child_bt_ud.cache_flags) < + 0) HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, H5B_INS_ERROR, "unable to unprotect child") - if(new_child_bt_ud.bt) - if(H5AC_unprotect(f, dxpl_id, H5AC_BT, new_child_bt_ud.addr, new_child_bt_ud.bt, new_child_bt_ud.cache_flags) < 0) + if (new_child_bt_ud.bt) + if (H5AC_unprotect(f, dxpl_id, H5AC_BT, new_child_bt_ud.addr, new_child_bt_ud.bt, + new_child_bt_ud.cache_flags) < 0) HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, H5B_INS_ERROR, "unable to unprotect new child") FUNC_LEAVE_NOAPI(ret_value) } /* end H5B_insert_helper() */ - /*------------------------------------------------------------------------- * Function: H5B_iterate_helper * @@ -1131,15 +1122,15 @@ done: *------------------------------------------------------------------------- */ static herr_t -H5B_iterate_helper(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr, - H5B_operator_t op, void *udata) +H5B_iterate_helper(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr, H5B_operator_t op, + void *udata) { - H5B_t *bt = NULL; /* Pointer to current B-tree node */ - H5RC_t *rc_shared; /* Ref-counted shared info */ - H5B_shared_t *shared; /* Pointer to shared B-tree info */ - H5B_cache_ud_t cache_udata; /* User-data for metadata cache callback */ - unsigned u; /* Local index variable */ - herr_t ret_value = H5_ITER_CONT; /* Return value */ + H5B_t * bt = NULL; /* Pointer to current B-tree node */ + H5RC_t * rc_shared; /* Ref-counted shared info */ + H5B_shared_t * shared; /* Pointer to shared B-tree info */ + H5B_cache_ud_t cache_udata; /* User-data for metadata cache callback */ + unsigned u; /* Local index variable */ + herr_t ret_value = H5_ITER_CONT; /* Return value */ FUNC_ENTER_NOAPI_NOINIT @@ -1153,36 +1144,36 @@ H5B_iterate_helper(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t add HDassert(udata); /* Get shared info for B-tree */ - if(NULL == (rc_shared = (type->get_shared)(f, udata))) + if (NULL == (rc_shared = (type->get_shared)(f, udata))) HGOTO_ERROR(H5E_BTREE, H5E_CANTGET, FAIL, "can't retrieve B-tree's shared ref. count object") shared = (H5B_shared_t *)H5RC_GET_OBJ(rc_shared); HDassert(shared); /* Protect the initial/current node */ - cache_udata.f = f; - cache_udata.type = type; + cache_udata.f = f; + cache_udata.type = type; cache_udata.rc_shared = rc_shared; - if(NULL == (bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, addr, &cache_udata, H5AC_READ))) + if (NULL == (bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, addr, &cache_udata, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, H5_ITER_ERROR, "unable to load B-tree node") /* Iterate over node's children */ - for(u = 0; u < bt->nchildren && ret_value == H5_ITER_CONT; u++) { - if(bt->level > 0) + for (u = 0; u < bt->nchildren && ret_value == H5_ITER_CONT; u++) { + if (bt->level > 0) ret_value = H5B_iterate_helper(f, dxpl_id, type, bt->child[u], op, udata); else - ret_value = (*op)(f, dxpl_id, H5B_NKEY(bt, shared, u), bt->child[u], H5B_NKEY(bt, shared, u + 1), udata); - if(ret_value < 0) + ret_value = + (*op)(f, dxpl_id, H5B_NKEY(bt, shared, u), bt->child[u], H5B_NKEY(bt, shared, u + 1), udata); + if (ret_value < 0) HERROR(H5E_BTREE, H5E_BADITER, "B-tree iteration failed"); } /* end for */ done: - if(bt && H5AC_unprotect(f, dxpl_id, H5AC_BT, addr, bt, H5AC__NO_FLAGS_SET) < 0) + if (bt && H5AC_unprotect(f, dxpl_id, H5AC_BT, addr, bt, H5AC__NO_FLAGS_SET) < 0) HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, H5_ITER_ERROR, "unable to release B-tree node") FUNC_LEAVE_NOAPI(ret_value) } /* end H5B_iterate_helper() */ - /*------------------------------------------------------------------------- * Function: H5B_iterate * @@ -1198,10 +1189,9 @@ done: *------------------------------------------------------------------------- */ herr_t -H5B_iterate(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr, - H5B_operator_t op, void *udata) +H5B_iterate(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr, H5B_operator_t op, void *udata) { - herr_t ret_value = FAIL; /* Return value */ + herr_t ret_value = FAIL; /* Return value */ FUNC_ENTER_NOAPI_NOERR @@ -1215,13 +1205,12 @@ H5B_iterate(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr, HDassert(udata); /* Iterate over the B-tree records */ - if((ret_value = H5B_iterate_helper(f, dxpl_id, type, addr, op, udata)) < 0) + if ((ret_value = H5B_iterate_helper(f, dxpl_id, type, addr, op, udata)) < 0) HERROR(H5E_BTREE, H5E_BADITER, "B-tree iteration failed"); FUNC_LEAVE_NOAPI(ret_value) } /* end H5B_iterate() */ - /*------------------------------------------------------------------------- * Function: H5B_remove_helper * @@ -1247,19 +1236,18 @@ H5B_iterate(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr, *------------------------------------------------------------------------- */ static H5B_ins_t -H5B_remove_helper(H5F_t *f, hid_t dxpl_id, haddr_t addr, const H5B_class_t *type, - int level, uint8_t *lt_key/*out*/, - hbool_t *lt_key_changed/*out*/, void *udata, - uint8_t *rt_key/*out*/, hbool_t *rt_key_changed/*out*/) +H5B_remove_helper(H5F_t *f, hid_t dxpl_id, haddr_t addr, const H5B_class_t *type, int level, + uint8_t *lt_key /*out*/, hbool_t *lt_key_changed /*out*/, void *udata, + uint8_t *rt_key /*out*/, hbool_t *rt_key_changed /*out*/) { - H5B_t *bt = NULL, *sibling = NULL; - unsigned bt_flags = H5AC__NO_FLAGS_SET; - H5RC_t *rc_shared; /* Ref-counted shared info */ - H5B_shared_t *shared; /* Pointer to shared B-tree info */ + H5B_t * bt = NULL, *sibling = NULL; + unsigned bt_flags = H5AC__NO_FLAGS_SET; + H5RC_t * rc_shared; /* Ref-counted shared info */ + H5B_shared_t * shared; /* Pointer to shared B-tree info */ H5B_cache_ud_t cache_udata; /* User-data for metadata cache callback */ - unsigned idx = 0, lt = 0, rt; /* Final, left & right indices */ - int cmp = 1; /* Key comparison value */ - H5B_ins_t ret_value = H5B_INS_ERROR; + unsigned idx = 0, lt = 0, rt; /* Final, left & right indices */ + int cmp = 1; /* Key comparison value */ + H5B_ins_t ret_value = H5B_INS_ERROR; FUNC_ENTER_NOAPI(H5B_INS_ERROR) @@ -1273,8 +1261,8 @@ H5B_remove_helper(H5F_t *f, hid_t dxpl_id, haddr_t addr, const H5B_class_t *type HDassert(rt_key && rt_key_changed); /* Get shared info for B-tree */ - if(NULL == (rc_shared = (type->get_shared)(f, udata))) - HGOTO_ERROR(H5E_BTREE, H5E_CANTGET, H5B_INS_ERROR, "can't retrieve B-tree's shared ref. count object") + if (NULL == (rc_shared = (type->get_shared)(f, udata))) + HGOTO_ERROR(H5E_BTREE, H5E_CANTGET, H5B_INS_ERROR, "can't retrieve B-tree's shared ref. count object") shared = (H5B_shared_t *)H5RC_GET_OBJ(rc_shared); HDassert(shared); @@ -1282,54 +1270,56 @@ H5B_remove_helper(H5F_t *f, hid_t dxpl_id, haddr_t addr, const H5B_class_t *type * Perform a binary search to locate the child which contains the thing * for which we're searching. */ - cache_udata.f = f; - cache_udata.type = type; + cache_udata.f = f; + cache_udata.type = type; cache_udata.rc_shared = rc_shared; - if(NULL == (bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, addr, &cache_udata, H5AC_WRITE))) - HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, H5B_INS_ERROR, "unable to load B-tree node") + if (NULL == (bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, addr, &cache_udata, H5AC_WRITE))) + HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, H5B_INS_ERROR, "unable to load B-tree node") rt = bt->nchildren; - while(lt < rt && cmp) { - idx = (lt + rt) / 2; - if((cmp = (type->cmp3)(H5B_NKEY(bt, shared, idx), udata, H5B_NKEY(bt, shared, idx + 1))) < 0) - rt = idx; - else - lt = idx + 1; + while (lt < rt && cmp) { + idx = (lt + rt) / 2; + if ((cmp = (type->cmp3)(H5B_NKEY(bt, shared, idx), udata, H5B_NKEY(bt, shared, idx + 1))) < 0) + rt = idx; + else + lt = idx + 1; } /* end while */ - if(cmp) - HGOTO_ERROR(H5E_BTREE, H5E_NOTFOUND, H5B_INS_ERROR, "B-tree key not found") + if (cmp) + HGOTO_ERROR(H5E_BTREE, H5E_NOTFOUND, H5B_INS_ERROR, "B-tree key not found") /* * Follow the link to the subtree or to the data node. The return value * will be one of H5B_INS_ERROR, H5B_INS_NOOP, or H5B_INS_REMOVE. */ HDassert(idx < bt->nchildren); - if(bt->level > 0) { - /* We're at an internal node -- call recursively */ - if((int)(ret_value = H5B_remove_helper(f, dxpl_id, - bt->child[idx], type, level + 1, H5B_NKEY(bt, shared, idx)/*out*/, - lt_key_changed/*out*/, udata, H5B_NKEY(bt, shared, idx + 1)/*out*/, - rt_key_changed/*out*/)) < 0) - HGOTO_ERROR(H5E_BTREE, H5E_NOTFOUND, H5B_INS_ERROR, "key not found in subtree") - } else if(type->remove) { - /* - * We're at a leaf node but the leaf node points to an object that - * has a removal method. Pass the removal request to the pointed-to - * object and let it decide how to progress. - */ - if((int)(ret_value = (type->remove)(f, dxpl_id, - bt->child[idx], H5B_NKEY(bt, shared, idx), lt_key_changed, udata, - H5B_NKEY(bt, shared, idx + 1), rt_key_changed)) < 0) - HGOTO_ERROR(H5E_BTREE, H5E_NOTFOUND, H5B_INS_ERROR, "key not found in leaf node") - } else { - /* - * We're at a leaf node which points to an object that has no removal - * method. The best we can do is to leave the object alone but - * remove the B-tree reference to the object. - */ - *lt_key_changed = FALSE; - *rt_key_changed = FALSE; - ret_value = H5B_INS_REMOVE; + if (bt->level > 0) { + /* We're at an internal node -- call recursively */ + if ((int)(ret_value = + H5B_remove_helper(f, dxpl_id, bt->child[idx], type, level + 1, + H5B_NKEY(bt, shared, idx) /*out*/, lt_key_changed /*out*/, udata, + H5B_NKEY(bt, shared, idx + 1) /*out*/, rt_key_changed /*out*/)) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_NOTFOUND, H5B_INS_ERROR, "key not found in subtree") + } + else if (type->remove) { + /* + * We're at a leaf node but the leaf node points to an object that + * has a removal method. Pass the removal request to the pointed-to + * object and let it decide how to progress. + */ + if ((int)(ret_value = + (type->remove)(f, dxpl_id, bt->child[idx], H5B_NKEY(bt, shared, idx), lt_key_changed, + udata, H5B_NKEY(bt, shared, idx + 1), rt_key_changed)) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_NOTFOUND, H5B_INS_ERROR, "key not found in leaf node") + } + else { + /* + * We're at a leaf node which points to an object that has no removal + * method. The best we can do is to leave the object alone but + * remove the B-tree reference to the object. + */ + *lt_key_changed = FALSE; + *rt_key_changed = FALSE; + ret_value = H5B_INS_REMOVE; } /* @@ -1340,20 +1330,20 @@ H5B_remove_helper(H5F_t *f, hid_t dxpl_id, haddr_t addr, const H5B_class_t *type * key changed and it's the right most key of this node we must update * our right key and indicate that it changed. */ - if(*lt_key_changed) { + if (*lt_key_changed) { HDassert(type->critical_key == H5B_LEFT); bt_flags |= H5AC__DIRTIED_FLAG; - if(idx > 0) + if (idx > 0) /* Don't propagate change out of this B-tree node */ *lt_key_changed = FALSE; else HDmemcpy(lt_key, H5B_NKEY(bt, shared, idx), type->sizeof_nkey); } /* end if */ - if(*rt_key_changed) { + if (*rt_key_changed) { HDassert(type->critical_key == H5B_RIGHT); bt_flags |= H5AC__DIRTIED_FLAG; - if(idx + 1 < bt->nchildren) + if (idx + 1 < bt->nchildren) /* Don't propagate change out of this B-tree node */ *rt_key_changed = FALSE; else @@ -1364,14 +1354,14 @@ H5B_remove_helper(H5F_t *f, hid_t dxpl_id, haddr_t addr, const H5B_class_t *type * If the subtree returned H5B_INS_REMOVE then we should remove the * subtree entry from the current node. There are four cases: */ - if(H5B_INS_REMOVE == ret_value) { + if (H5B_INS_REMOVE == ret_value) { /* Clients should not change keys when a node is removed. This function * will handle it as appropriate, based on the value of bt->critical_key */ HDassert(!(*lt_key_changed)); HDassert(!(*rt_key_changed)); - if(1 == bt->nchildren) { + if (1 == bt->nchildren) { /* * The subtree is the only child of this node. Discard both * keys and the subtree pointer. Free this node (unless it's the @@ -1379,116 +1369,124 @@ H5B_remove_helper(H5F_t *f, hid_t dxpl_id, haddr_t addr, const H5B_class_t *type */ /* Only delete the node if it is not the root node. Note that this * "level" is the opposite of bt->level */ - if(level > 0) { + if (level > 0) { /* Fix siblings, making sure that the keys remain consistent * between siblings. Overwrite the key that that is not * "critical" for any child in its node to maintain this * consistency (and avoid breaking key/child consistency) */ - if(H5F_addr_defined(bt->left)) { - if(NULL == (sibling = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, bt->left, &cache_udata, H5AC_WRITE))) - HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, H5B_INS_ERROR, "unable to load node from tree") + if (H5F_addr_defined(bt->left)) { + if (NULL == (sibling = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, bt->left, &cache_udata, + H5AC_WRITE))) + HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, H5B_INS_ERROR, + "unable to load node from tree") /* Copy right-most key from deleted node to right-most key * in its left neighbor, but only if it is not the critical * key for the right-most child of the left neighbor */ - if(type->critical_key == H5B_LEFT) - HDmemcpy(H5B_NKEY(sibling, shared, sibling->nchildren), - H5B_NKEY(bt, shared, 1), type->sizeof_nkey); + if (type->critical_key == H5B_LEFT) + HDmemcpy(H5B_NKEY(sibling, shared, sibling->nchildren), H5B_NKEY(bt, shared, 1), + type->sizeof_nkey); sibling->right = bt->right; - if(H5AC_unprotect(f, dxpl_id, H5AC_BT, bt->left, sibling, H5AC__DIRTIED_FLAG) < 0) - HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, H5B_INS_ERROR, "unable to release node from tree") - sibling = NULL; /* Make certain future references will be caught */ - } /* end if */ - if(H5F_addr_defined(bt->right)) { - if(NULL == (sibling = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, bt->right, &cache_udata, H5AC_WRITE))) - HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, H5B_INS_ERROR, "unable to unlink node from tree") + if (H5AC_unprotect(f, dxpl_id, H5AC_BT, bt->left, sibling, H5AC__DIRTIED_FLAG) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, H5B_INS_ERROR, + "unable to release node from tree") + sibling = NULL; /* Make certain future references will be caught */ + } /* end if */ + if (H5F_addr_defined(bt->right)) { + if (NULL == (sibling = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, bt->right, &cache_udata, + H5AC_WRITE))) + HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, H5B_INS_ERROR, + "unable to unlink node from tree") /* Copy left-most key from deleted node to left-most key in * its right neighbor, but only if it is not the critical * key for the left-most child of the right neighbor */ - if(type->critical_key == H5B_RIGHT) - HDmemcpy(H5B_NKEY(sibling, shared, 0), - H5B_NKEY(bt, shared, 0), type->sizeof_nkey); + if (type->critical_key == H5B_RIGHT) + HDmemcpy(H5B_NKEY(sibling, shared, 0), H5B_NKEY(bt, shared, 0), type->sizeof_nkey); sibling->left = bt->left; - if(H5AC_unprotect(f, dxpl_id, H5AC_BT, bt->right, sibling, H5AC__DIRTIED_FLAG) < 0) - HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, H5B_INS_ERROR, "unable to release node from tree") - sibling = NULL; /* Make certain future references will be caught */ - } /* end if */ + if (H5AC_unprotect(f, dxpl_id, H5AC_BT, bt->right, sibling, H5AC__DIRTIED_FLAG) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, H5B_INS_ERROR, + "unable to release node from tree") + sibling = NULL; /* Make certain future references will be caught */ + } /* end if */ /* Update bt struct */ - bt->left = HADDR_UNDEF; - bt->right = HADDR_UNDEF; + bt->left = HADDR_UNDEF; + bt->right = HADDR_UNDEF; bt->nchildren = 0; /* Delete the node from disk (via the metadata cache) */ bt_flags |= H5AC__DIRTIED_FLAG; H5_CHECK_OVERFLOW(shared->sizeof_rnode, size_t, hsize_t); - if(H5AC_unprotect(f, dxpl_id, H5AC_BT, addr, bt, bt_flags | H5AC__DELETED_FLAG | H5AC__FREE_FILE_SPACE_FLAG) < 0) { - bt = NULL; + if (H5AC_unprotect(f, dxpl_id, H5AC_BT, addr, bt, + bt_flags | H5AC__DELETED_FLAG | H5AC__FREE_FILE_SPACE_FLAG) < 0) { + bt = NULL; bt_flags = H5AC__NO_FLAGS_SET; HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, H5B_INS_ERROR, "unable to free B-tree node") } /* end if */ - bt = NULL; + bt = NULL; bt_flags = H5AC__NO_FLAGS_SET; - } else { + } + else { /* We removed the last child in the root node, set the level * back to 0 (as well as nchildren) */ bt->nchildren = 0; - bt->level = 0; + bt->level = 0; bt_flags |= H5AC__DIRTIED_FLAG; } /* end else */ - } else if(0 == idx) { + } + else if (0 == idx) { /* * The subtree is the left-most child of this node. We update the * key and child arrays and lt_key as appropriate, depending on the * status of bt->critical_key. Return H5B_INS_NOOP. */ - if(type->critical_key == H5B_LEFT) { + if (type->critical_key == H5B_LEFT) { /* Slide all keys down 1, update lt_key */ HDmemmove(H5B_NKEY(bt, shared, 0), H5B_NKEY(bt, shared, 1), - bt->nchildren * type->sizeof_nkey); + bt->nchildren * type->sizeof_nkey); HDmemcpy(lt_key, H5B_NKEY(bt, shared, 0), type->sizeof_nkey); *lt_key_changed = TRUE; - } else + } + else /* Slide all but the leftmost 2 keys down, leaving the leftmost * key intact (the right key of the leftmost child is * overwritten) */ HDmemmove(H5B_NKEY(bt, shared, 1), H5B_NKEY(bt, shared, 2), - (bt->nchildren - 1) * type->sizeof_nkey); + (bt->nchildren - 1) * type->sizeof_nkey); - HDmemmove(bt->child, - bt->child + 1, - (bt->nchildren - 1) * sizeof(haddr_t)); + HDmemmove(bt->child, bt->child + 1, (bt->nchildren - 1) * sizeof(haddr_t)); bt->nchildren -= 1; bt_flags |= H5AC__DIRTIED_FLAG; ret_value = H5B_INS_NOOP; - } else if(idx + 1 == bt->nchildren) { + } + else if (idx + 1 == bt->nchildren) { /* * The subtree is the right-most child of this node. We update the * key and child arrays and rt_key as appropriate, depending on the * status of bt->critical_key. Return H5B_INS_NOOP. */ - if(type->critical_key == H5B_LEFT) + if (type->critical_key == H5B_LEFT) /* Slide the rightmost key down one, overwriting the left key of * the deleted (righmost) child */ - HDmemmove(H5B_NKEY(bt, shared, bt->nchildren - 1), - H5B_NKEY(bt, shared, bt->nchildren), type->sizeof_nkey); + HDmemmove(H5B_NKEY(bt, shared, bt->nchildren - 1), H5B_NKEY(bt, shared, bt->nchildren), + type->sizeof_nkey); else { /* Just update rt_key */ - HDmemcpy(rt_key, H5B_NKEY(bt, shared, bt->nchildren - 1), - type->sizeof_nkey); + HDmemcpy(rt_key, H5B_NKEY(bt, shared, bt->nchildren - 1), type->sizeof_nkey); *rt_key_changed = TRUE; } /* end else */ bt->nchildren -= 1; bt_flags |= H5AC__DIRTIED_FLAG; ret_value = H5B_INS_NOOP; - } else { + } + else { /* * There are subtrees out of this node to both the left and right of * the subtree being removed. The subtree and its critical key are @@ -1496,66 +1494,62 @@ H5B_remove_helper(H5F_t *f, hid_t dxpl_id, haddr_t addr, const H5B_class_t *type * shifted left by one place. The subtree has already been freed. * Return H5B_INS_NOOP. */ - if(type->critical_key == H5B_LEFT) - HDmemmove(H5B_NKEY(bt, shared, idx), - H5B_NKEY(bt, shared, idx + 1), - (bt->nchildren - idx) * type->sizeof_nkey); + if (type->critical_key == H5B_LEFT) + HDmemmove(H5B_NKEY(bt, shared, idx), H5B_NKEY(bt, shared, idx + 1), + (bt->nchildren - idx) * type->sizeof_nkey); else - HDmemmove(H5B_NKEY(bt, shared, idx + 1), - H5B_NKEY(bt, shared, idx + 2), - (bt->nchildren - 1 - idx) * type->sizeof_nkey); + HDmemmove(H5B_NKEY(bt, shared, idx + 1), H5B_NKEY(bt, shared, idx + 2), + (bt->nchildren - 1 - idx) * type->sizeof_nkey); - HDmemmove(bt->child + idx, - bt->child + idx + 1, - (bt->nchildren - 1 - idx) * sizeof(haddr_t)); + HDmemmove(bt->child + idx, bt->child + idx + 1, (bt->nchildren - 1 - idx) * sizeof(haddr_t)); bt->nchildren -= 1; bt_flags |= H5AC__DIRTIED_FLAG; ret_value = H5B_INS_NOOP; } /* end else */ - } else /* H5B_INS_REMOVE != ret_value */ + } + else /* H5B_INS_REMOVE != ret_value */ ret_value = H5B_INS_NOOP; /* Patch keys in neighboring trees if necessary */ - if(*lt_key_changed && H5F_addr_defined(bt->left)) { + if (*lt_key_changed && H5F_addr_defined(bt->left)) { HDassert(type->critical_key == H5B_LEFT); HDassert(level > 0); /* Update the rightmost key in the left sibling */ - if(NULL == (sibling = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, bt->left, &cache_udata, H5AC_WRITE))) + if (NULL == + (sibling = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, bt->left, &cache_udata, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, H5B_INS_ERROR, "unable to protect node") - HDmemcpy(H5B_NKEY(sibling, shared, sibling->nchildren), - H5B_NKEY(bt, shared, 0), type->sizeof_nkey); + HDmemcpy(H5B_NKEY(sibling, shared, sibling->nchildren), H5B_NKEY(bt, shared, 0), type->sizeof_nkey); - if(H5AC_unprotect(f, dxpl_id, H5AC_BT, bt->left, sibling, H5AC__DIRTIED_FLAG) < 0) + if (H5AC_unprotect(f, dxpl_id, H5AC_BT, bt->left, sibling, H5AC__DIRTIED_FLAG) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, H5B_INS_ERROR, "unable to release node from tree") - sibling = NULL; /* Make certain future references will be caught */ - } /* end if */ - else if(*rt_key_changed && H5F_addr_defined(bt->right)) { + sibling = NULL; /* Make certain future references will be caught */ + } /* end if */ + else if (*rt_key_changed && H5F_addr_defined(bt->right)) { HDassert(type->critical_key == H5B_RIGHT); HDassert(level > 0); /* Update the lefttmost key in the right sibling */ - if(NULL == (sibling = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, bt->right, &cache_udata, H5AC_WRITE))) + if (NULL == + (sibling = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, bt->right, &cache_udata, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, H5B_INS_ERROR, "unable to protect node") - HDmemcpy(H5B_NKEY(sibling, shared, 0), - H5B_NKEY(bt, shared, bt->nchildren), type->sizeof_nkey); + HDmemcpy(H5B_NKEY(sibling, shared, 0), H5B_NKEY(bt, shared, bt->nchildren), type->sizeof_nkey); - if(H5AC_unprotect(f, dxpl_id, H5AC_BT, bt->right, sibling, H5AC__DIRTIED_FLAG) < 0) + if (H5AC_unprotect(f, dxpl_id, H5AC_BT, bt->right, sibling, H5AC__DIRTIED_FLAG) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, H5B_INS_ERROR, "unable to release node from tree") - sibling = NULL; /* Make certain future references will be caught */ - } /* end else */ + sibling = NULL; /* Make certain future references will be caught */ + } /* end else */ done: - if(bt && H5AC_unprotect(f, dxpl_id, H5AC_BT, addr, bt, bt_flags) < 0) - HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, H5B_INS_ERROR, "unable to release node") + if (bt && H5AC_unprotect(f, dxpl_id, H5AC_BT, addr, bt, bt_flags) < 0) + HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, H5B_INS_ERROR, "unable to release node") FUNC_LEAVE_NOAPI(ret_value) } /* end H5B_remove_helper() */ - /*------------------------------------------------------------------------- * Function: H5B_remove * @@ -1576,12 +1570,12 @@ herr_t H5B_remove(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr, void *udata) { /* These are defined this way to satisfy alignment constraints */ - uint64_t _lt_key[128], _rt_key[128]; - uint8_t *lt_key = (uint8_t*)_lt_key; /*left key*/ - uint8_t *rt_key = (uint8_t*)_rt_key; /*right key*/ - hbool_t lt_key_changed = FALSE; /*left key changed?*/ - hbool_t rt_key_changed = FALSE; /*right key changed?*/ - herr_t ret_value = SUCCEED; /* Return value */ + uint64_t _lt_key[128], _rt_key[128]; + uint8_t *lt_key = (uint8_t *)_lt_key; /*left key*/ + uint8_t *rt_key = (uint8_t *)_rt_key; /*right key*/ + hbool_t lt_key_changed = FALSE; /*left key changed?*/ + hbool_t rt_key_changed = FALSE; /*right key changed?*/ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(FAIL) @@ -1592,9 +1586,9 @@ H5B_remove(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr, void HDassert(H5F_addr_defined(addr)); /* The actual removal */ - if(H5B_remove_helper(f, dxpl_id, addr, type, 0, lt_key, <_key_changed, - udata, rt_key, &rt_key_changed) == H5B_INS_ERROR) - HGOTO_ERROR(H5E_BTREE, H5E_CANTINIT, FAIL, "unable to remove entry from B-tree") + if (H5B_remove_helper(f, dxpl_id, addr, type, 0, lt_key, <_key_changed, udata, rt_key, + &rt_key_changed) == H5B_INS_ERROR) + HGOTO_ERROR(H5E_BTREE, H5E_CANTINIT, FAIL, "unable to remove entry from B-tree") #ifdef H5B_DEBUG H5B_assert(f, dxpl_id, addr, type, udata); @@ -1603,7 +1597,6 @@ done: FUNC_LEAVE_NOAPI(ret_value) } - /*------------------------------------------------------------------------- * Function: H5B_delete * @@ -1620,12 +1613,12 @@ done: herr_t H5B_delete(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr, void *udata) { - H5B_t *bt = NULL; /* B-tree node being operated on */ - H5RC_t *rc_shared; /* Ref-counted shared info */ - H5B_shared_t *shared; /* Pointer to shared B-tree info */ + H5B_t * bt = NULL; /* B-tree node being operated on */ + H5RC_t * rc_shared; /* Ref-counted shared info */ + H5B_shared_t * shared; /* Pointer to shared B-tree info */ H5B_cache_ud_t cache_udata; /* User-data for metadata cache callback */ - unsigned u; /* Local index variable */ - herr_t ret_value = SUCCEED; /* Return value */ + unsigned u; /* Local index variable */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(FAIL) @@ -1635,23 +1628,23 @@ H5B_delete(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr, void HDassert(H5F_addr_defined(addr)); /* Get shared info for B-tree */ - if(NULL == (rc_shared = (type->get_shared)(f, udata))) + if (NULL == (rc_shared = (type->get_shared)(f, udata))) HGOTO_ERROR(H5E_BTREE, H5E_CANTGET, FAIL, "can't retrieve B-tree's shared ref. count object") shared = (H5B_shared_t *)H5RC_GET_OBJ(rc_shared); HDassert(shared); /* Lock this B-tree node into memory for now */ - cache_udata.f = f; - cache_udata.type = type; + cache_udata.f = f; + cache_udata.type = type; cache_udata.rc_shared = rc_shared; - if(NULL == (bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, addr, &cache_udata, H5AC_WRITE))) + if (NULL == (bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, addr, &cache_udata, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree node") /* Iterate over all children in tree, deleting them */ - if(bt->level > 0) { + if (bt->level > 0) { /* Iterate over all children in node, deleting them */ - for(u = 0; u < bt->nchildren; u++) - if(H5B_delete(f, dxpl_id, type, bt->child[u], udata) < 0) + for (u = 0; u < bt->nchildren; u++) + if (H5B_delete(f, dxpl_id, type, bt->child[u], udata) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTLIST, FAIL, "unable to delete B-tree node") } /* end if */ @@ -1659,26 +1652,25 @@ H5B_delete(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr, void hbool_t lt_key_changed, rt_key_changed; /* Whether key changed (unused here, just for callback) */ /* Check for removal callback */ - if(type->remove) { + if (type->remove) { /* Iterate over all entries in node, calling callback */ - for(u = 0; u < bt->nchildren; u++) { + for (u = 0; u < bt->nchildren; u++) { /* Call user's callback for each entry */ - if((type->remove)(f, dxpl_id, - bt->child[u], H5B_NKEY(bt, shared, u), <_key_changed, udata, - H5B_NKEY(bt, shared, u + 1), &rt_key_changed) < H5B_INS_NOOP) + if ((type->remove)(f, dxpl_id, bt->child[u], H5B_NKEY(bt, shared, u), <_key_changed, udata, + H5B_NKEY(bt, shared, u + 1), &rt_key_changed) < H5B_INS_NOOP) HGOTO_ERROR(H5E_BTREE, H5E_NOTFOUND, FAIL, "can't remove B-tree node") } /* end for */ - } /* end if */ - } /* end else */ + } /* end if */ + } /* end else */ done: - if(bt && H5AC_unprotect(f, dxpl_id, H5AC_BT, addr, bt, H5AC__DELETED_FLAG | H5AC__FREE_FILE_SPACE_FLAG) < 0) + if (bt && + H5AC_unprotect(f, dxpl_id, H5AC_BT, addr, bt, H5AC__DELETED_FLAG | H5AC__FREE_FILE_SPACE_FLAG) < 0) HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree node in cache") FUNC_LEAVE_NOAPI(ret_value) } /* end H5B_delete() */ - /*------------------------------------------------------------------------- * Function: H5B_shared_new * @@ -1696,9 +1688,9 @@ done: H5B_shared_t * H5B_shared_new(const H5F_t *f, const H5B_class_t *type, size_t sizeof_rkey) { - H5B_shared_t *shared = NULL; /* New shared B-tree struct */ - size_t u; /* Local index variable */ - H5B_shared_t *ret_value = NULL; /* Return value */ + H5B_shared_t *shared = NULL; /* New shared B-tree struct */ + size_t u; /* Local index variable */ + H5B_shared_t *ret_value = NULL; /* Return value */ FUNC_ENTER_NOAPI(NULL) @@ -1708,44 +1700,44 @@ H5B_shared_new(const H5F_t *f, const H5B_class_t *type, size_t sizeof_rkey) HDassert(type); /* Allocate space for the shared structure */ - if(NULL == (shared = H5FL_CALLOC(H5B_shared_t))) - HGOTO_ERROR(H5E_BTREE, H5E_CANTALLOC, NULL, "memory allocation failed for shared B-tree info") + if (NULL == (shared = H5FL_CALLOC(H5B_shared_t))) + HGOTO_ERROR(H5E_BTREE, H5E_CANTALLOC, NULL, "memory allocation failed for shared B-tree info") /* Set up the "global" information for this file's groups */ - shared->type = type; - shared->two_k = 2 * H5F_KVALUE(f, type); + shared->type = type; + shared->two_k = 2 * H5F_KVALUE(f, type); shared->sizeof_addr = H5F_SIZEOF_ADDR(f); - shared->sizeof_len = H5F_SIZEOF_SIZE(f); + shared->sizeof_len = H5F_SIZEOF_SIZE(f); shared->sizeof_rkey = sizeof_rkey; HDassert(shared->sizeof_rkey); - shared->sizeof_keys = (shared->two_k + 1) * type->sizeof_nkey; - shared->sizeof_rnode = ((size_t)H5B_SIZEOF_HDR(f) + /*node header */ - shared->two_k * H5F_SIZEOF_ADDR(f) + /*child pointers */ - (shared->two_k + 1) * shared->sizeof_rkey); /*keys */ + shared->sizeof_keys = (shared->two_k + 1) * type->sizeof_nkey; + shared->sizeof_rnode = ((size_t)H5B_SIZEOF_HDR(f) + /*node header */ + shared->two_k * H5F_SIZEOF_ADDR(f) + /*child pointers */ + (shared->two_k + 1) * shared->sizeof_rkey); /*keys */ HDassert(shared->sizeof_rnode); /* Allocate shared buffers */ - if(NULL == (shared->page = H5FL_BLK_MALLOC(page, shared->sizeof_rnode))) - HGOTO_ERROR(H5E_BTREE, H5E_CANTALLOC, NULL, "memory allocation failed for B-tree page") + if (NULL == (shared->page = H5FL_BLK_MALLOC(page, shared->sizeof_rnode))) + HGOTO_ERROR(H5E_BTREE, H5E_CANTALLOC, NULL, "memory allocation failed for B-tree page") #ifdef H5_CLEAR_MEMORY -HDmemset(shared->page, 0, shared->sizeof_rnode); + HDmemset(shared->page, 0, shared->sizeof_rnode); #endif /* H5_CLEAR_MEMORY */ - if(NULL == (shared->nkey = H5FL_SEQ_MALLOC(size_t, (size_t)(2 * H5F_KVALUE(f, type) + 1)))) - HGOTO_ERROR(H5E_BTREE, H5E_CANTALLOC, NULL, "memory allocation failed for B-tree native keys") + if (NULL == (shared->nkey = H5FL_SEQ_MALLOC(size_t, (size_t)(2 * H5F_KVALUE(f, type) + 1)))) + HGOTO_ERROR(H5E_BTREE, H5E_CANTALLOC, NULL, "memory allocation failed for B-tree native keys") /* Initialize the offsets into the native key buffer */ - for(u = 0; u < (2 * H5F_KVALUE(f, type) + 1); u++) + for (u = 0; u < (2 * H5F_KVALUE(f, type) + 1); u++) shared->nkey[u] = u * type->sizeof_nkey; /* Set return value */ ret_value = shared; done: - if(NULL == ret_value) - if(shared) { - if(shared->page) + if (NULL == ret_value) + if (shared) { + if (shared->page) shared->page = H5FL_BLK_FREE(page, shared->page); - if(shared->nkey) + if (shared->nkey) shared->nkey = H5FL_SEQ_FREE(size_t, shared->nkey); shared = H5FL_FREE(H5B_shared_t, shared); } /* end if */ @@ -1753,7 +1745,6 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5B_shared_new() */ - /*------------------------------------------------------------------------- * Function: H5B_shared_free * @@ -1785,7 +1776,6 @@ H5B_shared_free(void *_shared) FUNC_LEAVE_NOAPI(SUCCEED) } /* end H5B_shared_free() */ - /*------------------------------------------------------------------------- * Function: H5B_copy * @@ -1804,9 +1794,9 @@ H5B_shared_free(void *_shared) static H5B_t * H5B_copy(const H5B_t *old_bt) { - H5B_t *new_node = NULL; - H5B_shared_t *shared; /* Pointer to shared B-tree info */ - H5B_t *ret_value = NULL; /* Return value */ + H5B_t * new_node = NULL; + H5B_shared_t *shared; /* Pointer to shared B-tree info */ + H5B_t * ret_value = NULL; /* Return value */ FUNC_ENTER_NOAPI(NULL) @@ -1818,7 +1808,7 @@ H5B_copy(const H5B_t *old_bt) HDassert(shared); /* Allocate memory for the new H5B_t object */ - if(NULL == (new_node = H5FL_MALLOC(H5B_t))) + if (NULL == (new_node = H5FL_MALLOC(H5B_t))) HGOTO_ERROR(H5E_BTREE, H5E_CANTALLOC, NULL, "memory allocation failed for B-tree root node") /* Copy the main structure */ @@ -1827,8 +1817,8 @@ H5B_copy(const H5B_t *old_bt) /* Reset cache info */ HDmemset(&new_node->cache_info, 0, sizeof(H5AC_info_t)); - if(NULL == (new_node->native = H5FL_BLK_MALLOC(native_block, shared->sizeof_keys)) || - NULL == (new_node->child = H5FL_SEQ_MALLOC(haddr_t, (size_t)shared->two_k))) + if (NULL == (new_node->native = H5FL_BLK_MALLOC(native_block, shared->sizeof_keys)) || + NULL == (new_node->child = H5FL_SEQ_MALLOC(haddr_t, (size_t)shared->two_k))) HGOTO_ERROR(H5E_BTREE, H5E_CANTALLOC, NULL, "memory allocation failed for B-tree root node") /* Copy the other structures */ @@ -1842,18 +1832,17 @@ H5B_copy(const H5B_t *old_bt) ret_value = new_node; done: - if(NULL == ret_value) { - if(new_node) { - new_node->native = H5FL_BLK_FREE(native_block, new_node->native); - new_node->child = H5FL_SEQ_FREE(haddr_t, new_node->child); - new_node = H5FL_FREE(H5B_t, new_node); + if (NULL == ret_value) { + if (new_node) { + new_node->native = H5FL_BLK_FREE(native_block, new_node->native); + new_node->child = H5FL_SEQ_FREE(haddr_t, new_node->child); + new_node = H5FL_FREE(H5B_t, new_node); } /* end if */ - } /* end if */ + } /* end if */ FUNC_LEAVE_NOAPI(ret_value) } /* end H5B_copy() */ - /*------------------------------------------------------------------------- * Function: H5B_get_info_helper * @@ -1869,17 +1858,17 @@ done: */ static herr_t H5B_get_info_helper(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr, - const H5B_info_ud_t *info_udata) + const H5B_info_ud_t *info_udata) { - H5B_t *bt = NULL; /* Pointer to current B-tree node */ - H5RC_t *rc_shared; /* Ref-counted shared info */ - H5B_shared_t *shared; /* Pointer to shared B-tree info */ - H5B_cache_ud_t cache_udata; /* User-data for metadata cache callback */ - unsigned level; /* Node level */ - size_t sizeof_rnode; /* Size of raw (disk) node */ - haddr_t next_addr; /* Address of next node to the right */ - haddr_t left_child; /* Address of left-most child in node */ - herr_t ret_value = SUCCEED; /* Return value */ + H5B_t * bt = NULL; /* Pointer to current B-tree node */ + H5RC_t * rc_shared; /* Ref-counted shared info */ + H5B_shared_t * shared; /* Pointer to shared B-tree info */ + H5B_cache_ud_t cache_udata; /* User-data for metadata cache callback */ + unsigned level; /* Node level */ + size_t sizeof_rnode; /* Size of raw (disk) node */ + haddr_t next_addr; /* Address of next node to the right */ + haddr_t left_child; /* Address of left-most child in node */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT @@ -1894,8 +1883,8 @@ H5B_get_info_helper(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t ad HDassert(info_udata->udata); /* Get shared info for B-tree */ - if(NULL == (rc_shared = (type->get_shared)(f, info_udata->udata))) - HGOTO_ERROR(H5E_BTREE, H5E_CANTGET, FAIL, "can't retrieve B-tree's shared ref. count object") + if (NULL == (rc_shared = (type->get_shared)(f, info_udata->udata))) + HGOTO_ERROR(H5E_BTREE, H5E_CANTGET, FAIL, "can't retrieve B-tree's shared ref. count object") shared = (H5B_shared_t *)H5RC_GET_OBJ(rc_shared); HDassert(shared); @@ -1903,23 +1892,23 @@ H5B_get_info_helper(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t ad sizeof_rnode = shared->sizeof_rnode; /* Protect the initial/current node */ - cache_udata.f = f; - cache_udata.type = type; + cache_udata.f = f; + cache_udata.type = type; cache_udata.rc_shared = rc_shared; - if(NULL == (bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, addr, &cache_udata, H5AC_READ))) - HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree node") + if (NULL == (bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, addr, &cache_udata, H5AC_READ))) + HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree node") /* Cache information from this node */ left_child = bt->child[0]; - next_addr = bt->right; - level = bt->level; + next_addr = bt->right; + level = bt->level; /* Update B-tree info */ info_udata->bt_info->size += sizeof_rnode; info_udata->bt_info->num_nodes++; /* Release current node */ - if(H5AC_unprotect(f, dxpl_id, H5AC_BT, addr, bt, H5AC__NO_FLAGS_SET) < 0) + if (H5AC_unprotect(f, dxpl_id, H5AC_BT, addr, bt, H5AC__NO_FLAGS_SET) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree node") bt = NULL; @@ -1927,10 +1916,10 @@ H5B_get_info_helper(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t ad * Follow the right-sibling pointer from node to node until we've * processed all nodes. */ - while(H5F_addr_defined(next_addr)) { + while (H5F_addr_defined(next_addr)) { /* Protect the next node to the right */ addr = next_addr; - if(NULL == (bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, addr, &cache_udata, H5AC_READ))) + if (NULL == (bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, addr, &cache_udata, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "B-tree node") /* Cache information from this node */ @@ -1941,26 +1930,25 @@ H5B_get_info_helper(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t ad info_udata->bt_info->num_nodes++; /* Unprotect node */ - if(H5AC_unprotect(f, dxpl_id, H5AC_BT, addr, bt, H5AC__NO_FLAGS_SET) < 0) + if (H5AC_unprotect(f, dxpl_id, H5AC_BT, addr, bt, H5AC__NO_FLAGS_SET) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree node") bt = NULL; } /* end while */ /* Check for another "row" of B-tree nodes to iterate over */ - if(level > 0) { - /* Keep following the left-most child until we reach a leaf node. */ - if(H5B_get_info_helper(f, dxpl_id, type, left_child, info_udata) < 0) - HGOTO_ERROR(H5E_BTREE, H5E_CANTLIST, FAIL, "unable to list B-tree node") + if (level > 0) { + /* Keep following the left-most child until we reach a leaf node. */ + if (H5B_get_info_helper(f, dxpl_id, type, left_child, info_udata) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTLIST, FAIL, "unable to list B-tree node") } /* end if */ done: - if(bt && H5AC_unprotect(f, dxpl_id, H5AC_BT, addr, bt, H5AC__NO_FLAGS_SET) < 0) + if (bt && H5AC_unprotect(f, dxpl_id, H5AC_BT, addr, bt, H5AC__NO_FLAGS_SET) < 0) HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree node") FUNC_LEAVE_NOAPI(ret_value) } /* end H5B_get_info_helper() */ - /*------------------------------------------------------------------------- * Function: H5B_get_info * @@ -1974,11 +1962,11 @@ done: *------------------------------------------------------------------------- */ herr_t -H5B_get_info(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr, - H5B_info_t *bt_info, H5B_operator_t op, void *udata) +H5B_get_info(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr, H5B_info_t *bt_info, + H5B_operator_t op, void *udata) { - H5B_info_ud_t info_udata; /* User-data for B-tree size iteration */ - herr_t ret_value = SUCCEED; /* Return value */ + H5B_info_ud_t info_udata; /* User-data for B-tree size iteration */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(FAIL) @@ -1996,23 +1984,22 @@ H5B_get_info(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr, /* Set up internal user-data for the B-tree 'get info' helper routine */ info_udata.bt_info = bt_info; - info_udata.udata = udata; + info_udata.udata = udata; /* Iterate over the B-tree nodes */ - if(H5B_get_info_helper(f, dxpl_id, type, addr, &info_udata) < 0) + if (H5B_get_info_helper(f, dxpl_id, type, addr, &info_udata) < 0) HGOTO_ERROR(H5E_BTREE, H5E_BADITER, FAIL, "B-tree iteration failed") /* Iterate over the B-tree records, making any "leaf" callbacks */ /* (Only if operator defined) */ - if(op) - if((ret_value = H5B_iterate_helper(f, dxpl_id, type, addr, op, udata)) < 0) + if (op) + if ((ret_value = H5B_iterate_helper(f, dxpl_id, type, addr, op, udata)) < 0) HERROR(H5E_BTREE, H5E_BADITER, "B-tree iteration failed"); done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5B_get_info() */ - /*------------------------------------------------------------------------- * Function: H5B_valid * @@ -2028,11 +2015,11 @@ done: htri_t H5B_valid(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr) { - H5B_t *bt = NULL; /* The B-tree */ - H5RC_t *rc_shared; /* Ref-counted shared info */ - H5B_shared_t *shared; /* Pointer to shared B-tree info */ - H5B_cache_ud_t cache_udata; /* User-data for metadata cache callback */ - htri_t ret_value = SUCCEED; /* Return value */ + H5B_t * bt = NULL; /* The B-tree */ + H5RC_t * rc_shared; /* Ref-counted shared info */ + H5B_shared_t * shared; /* Pointer to shared B-tree info */ + H5B_cache_ud_t cache_udata; /* User-data for metadata cache callback */ + htri_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(FAIL) @@ -2042,33 +2029,32 @@ H5B_valid(H5F_t *f, hid_t dxpl_id, const H5B_class_t *type, haddr_t addr) HDassert(f); HDassert(type); - if(!H5F_addr_defined(addr)) + if (!H5F_addr_defined(addr)) HGOTO_ERROR(H5E_BTREE, H5E_BADVALUE, FAIL, "address is undefined") /* Get shared info for B-tree */ - if(NULL == (rc_shared = (type->get_shared)(f, NULL))) - HGOTO_ERROR(H5E_BTREE, H5E_CANTGET, FAIL, "can't retrieve B-tree's shared ref. count object") + if (NULL == (rc_shared = (type->get_shared)(f, NULL))) + HGOTO_ERROR(H5E_BTREE, H5E_CANTGET, FAIL, "can't retrieve B-tree's shared ref. count object") shared = (H5B_shared_t *)H5RC_GET_OBJ(rc_shared); HDassert(shared); /* * Load the tree node. */ - cache_udata.f = f; - cache_udata.type = type; + cache_udata.f = f; + cache_udata.type = type; cache_udata.rc_shared = rc_shared; - if(NULL == (bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, addr, &cache_udata, H5AC_READ))) - HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to protect B-tree node") + if (NULL == (bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, addr, &cache_udata, H5AC_READ))) + HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to protect B-tree node") done: /* Release the node */ - if(bt && H5AC_unprotect(f, dxpl_id, H5AC_BT, addr, bt, H5AC__NO_FLAGS_SET) < 0) + if (bt && H5AC_unprotect(f, dxpl_id, H5AC_BT, addr, bt, H5AC__NO_FLAGS_SET) < 0) HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree node") FUNC_LEAVE_NOAPI(ret_value) } /* end H5B_valid() */ - /*------------------------------------------------------------------------- * Function: H5B_node_dest * @@ -2092,11 +2078,10 @@ H5B_node_dest(H5B_t *bt) HDassert(bt); HDassert(bt->rc_shared); - bt->child = H5FL_SEQ_FREE(haddr_t, bt->child); + bt->child = H5FL_SEQ_FREE(haddr_t, bt->child); bt->native = H5FL_BLK_FREE(native_block, bt->native); H5RC_DEC(bt->rc_shared); bt = H5FL_FREE(H5B_t, bt); FUNC_LEAVE_NOAPI(SUCCEED) } /* end H5B_node_dest() */ - |