diff options
Diffstat (limited to 'src/H5B2hdr.c')
| -rw-r--r-- | src/H5B2hdr.c | 144 |
1 files changed, 72 insertions, 72 deletions
diff --git a/src/H5B2hdr.c b/src/H5B2hdr.c index 04b648c..5e577f5 100644 --- a/src/H5B2hdr.c +++ b/src/H5B2hdr.c @@ -104,7 +104,7 @@ H5FL_SEQ_DEFINE(H5B2_node_info_t); *------------------------------------------------------------------------- */ herr_t -H5B2_hdr_init(H5F_t *f, H5B2_t *bt2, const H5B2_class_t *type, +H5B2_hdr_init(H5F_t *f, H5B2_hdr_t *hdr, const H5B2_class_t *type, unsigned depth, size_t node_size, size_t rrec_size, unsigned split_percent, unsigned merge_percent) { @@ -116,85 +116,85 @@ H5B2_hdr_init(H5F_t *f, H5B2_t *bt2, const H5B2_class_t *type, FUNC_ENTER_NOAPI_NOINIT(H5B2_hdr_init) /* Initialize basic information */ - bt2->f = f; - bt2->rc = 0; - bt2->pending_delete = FALSE; + hdr->f = f; + hdr->rc = 0; + hdr->pending_delete = FALSE; /* Assign dynamic information */ - bt2->depth = depth; + hdr->depth = depth; /* Assign user's information */ - bt2->split_percent = split_percent; - bt2->merge_percent = merge_percent; - bt2->node_size = node_size; - bt2->rrec_size = rrec_size; + hdr->split_percent = split_percent; + hdr->merge_percent = merge_percent; + hdr->node_size = node_size; + hdr->rrec_size = rrec_size; /* Assign common type information */ - bt2->type = type; + hdr->type = type; /* Allocate "page" for node I/O */ - if(NULL == (bt2->page = H5FL_BLK_MALLOC(node_page, bt2->node_size))) + if(NULL == (hdr->page = H5FL_BLK_MALLOC(node_page, hdr->node_size))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed") #ifdef H5_CLEAR_MEMORY -HDmemset(bt2->page, 0, bt2->node_size); +HDmemset(hdr->page, 0, hdr->node_size); #endif /* H5_CLEAR_MEMORY */ /* Allocate array of node info structs */ - if(NULL == (bt2->node_info = H5FL_SEQ_MALLOC(H5B2_node_info_t, (size_t)(bt2->depth + 1)))) + if(NULL == (hdr->node_info = H5FL_SEQ_MALLOC(H5B2_node_info_t, (size_t)(hdr->depth + 1)))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed") /* Initialize leaf node info */ - sz_max_nrec = H5B2_NUM_LEAF_REC(bt2->node_size, bt2->rrec_size); - H5_ASSIGN_OVERFLOW(/* To: */ bt2->node_info[0].max_nrec, /* From: */ sz_max_nrec, /* From: */ size_t, /* To: */ unsigned) - bt2->node_info[0].split_nrec = (bt2->node_info[0].max_nrec * bt2->split_percent) / 100; - bt2->node_info[0].merge_nrec = (bt2->node_info[0].max_nrec * bt2->merge_percent) / 100; - bt2->node_info[0].cum_max_nrec = bt2->node_info[0].max_nrec; - bt2->node_info[0].cum_max_nrec_size = 0; - if(NULL == (bt2->node_info[0].nat_rec_fac = H5FL_fac_init(type->nrec_size * bt2->node_info[0].max_nrec))) + sz_max_nrec = H5B2_NUM_LEAF_REC(hdr->node_size, hdr->rrec_size); + H5_ASSIGN_OVERFLOW(/* To: */ hdr->node_info[0].max_nrec, /* From: */ sz_max_nrec, /* From: */ size_t, /* To: */ unsigned) + hdr->node_info[0].split_nrec = (hdr->node_info[0].max_nrec * hdr->split_percent) / 100; + hdr->node_info[0].merge_nrec = (hdr->node_info[0].max_nrec * hdr->merge_percent) / 100; + hdr->node_info[0].cum_max_nrec = hdr->node_info[0].max_nrec; + hdr->node_info[0].cum_max_nrec_size = 0; + if(NULL == (hdr->node_info[0].nat_rec_fac = H5FL_fac_init(type->nrec_size * hdr->node_info[0].max_nrec))) HGOTO_ERROR(H5E_RESOURCE, H5E_CANTINIT, FAIL, "can't create node native key block factory") - bt2->node_info[0].node_ptr_fac = NULL; + hdr->node_info[0].node_ptr_fac = NULL; /* Allocate array of pointers to internal node native keys */ /* (uses leaf # of records because its the largest) */ - if(NULL == (bt2->nat_off = H5FL_SEQ_MALLOC(size_t, (size_t)bt2->node_info[0].max_nrec))) + if(NULL == (hdr->nat_off = H5FL_SEQ_MALLOC(size_t, (size_t)hdr->node_info[0].max_nrec))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed") /* Initialize offsets in native key block */ /* (uses leaf # of records because its the largest) */ - for(u = 0; u < bt2->node_info[0].max_nrec; u++) - bt2->nat_off[u] = type->nrec_size * u; + for(u = 0; u < hdr->node_info[0].max_nrec; u++) + hdr->nat_off[u] = type->nrec_size * u; /* Compute size to store # of records in each node */ /* (uses leaf # of records because its the largest) */ - u_max_nrec_size = H5V_limit_enc_size((uint64_t)bt2->node_info[0].max_nrec); - H5_ASSIGN_OVERFLOW(/* To: */ bt2->max_nrec_size, /* From: */ u_max_nrec_size, /* From: */ unsigned, /* To: */ uint8_t) - HDassert(bt2->max_nrec_size <= H5B2_SIZEOF_RECORDS_PER_NODE); + u_max_nrec_size = H5V_limit_enc_size((uint64_t)hdr->node_info[0].max_nrec); + H5_ASSIGN_OVERFLOW(/* To: */ hdr->max_nrec_size, /* From: */ u_max_nrec_size, /* From: */ unsigned, /* To: */ uint8_t) + HDassert(hdr->max_nrec_size <= H5B2_SIZEOF_RECORDS_PER_NODE); /* Initialize internal node info */ if(depth > 0) { for(u = 1; u < (depth + 1); u++) { - sz_max_nrec = H5B2_NUM_INT_REC(f, bt2, u); - H5_ASSIGN_OVERFLOW(/* To: */ bt2->node_info[u].max_nrec, /* From: */ sz_max_nrec, /* From: */ size_t, /* To: */ unsigned) - HDassert(bt2->node_info[u].max_nrec <= bt2->node_info[u - 1].max_nrec); + sz_max_nrec = H5B2_NUM_INT_REC(f, hdr, u); + H5_ASSIGN_OVERFLOW(/* To: */ hdr->node_info[u].max_nrec, /* From: */ sz_max_nrec, /* From: */ size_t, /* To: */ unsigned) + HDassert(hdr->node_info[u].max_nrec <= hdr->node_info[u - 1].max_nrec); - bt2->node_info[u].split_nrec = (bt2->node_info[u].max_nrec * bt2->split_percent) / 100; - bt2->node_info[u].merge_nrec = (bt2->node_info[u].max_nrec * bt2->merge_percent) / 100; + hdr->node_info[u].split_nrec = (hdr->node_info[u].max_nrec * hdr->split_percent) / 100; + hdr->node_info[u].merge_nrec = (hdr->node_info[u].max_nrec * hdr->merge_percent) / 100; - bt2->node_info[u].cum_max_nrec = ((bt2->node_info[u].max_nrec + 1) * - bt2->node_info[u - 1].cum_max_nrec) + bt2->node_info[u].max_nrec; - u_max_nrec_size = H5V_limit_enc_size((uint64_t)bt2->node_info[u].cum_max_nrec); - H5_ASSIGN_OVERFLOW(/* To: */ bt2->node_info[u].cum_max_nrec_size, /* From: */ u_max_nrec_size, /* From: */ unsigned, /* To: */ uint8_t) + hdr->node_info[u].cum_max_nrec = ((hdr->node_info[u].max_nrec + 1) * + hdr->node_info[u - 1].cum_max_nrec) + hdr->node_info[u].max_nrec; + u_max_nrec_size = H5V_limit_enc_size((uint64_t)hdr->node_info[u].cum_max_nrec); + H5_ASSIGN_OVERFLOW(/* To: */ hdr->node_info[u].cum_max_nrec_size, /* From: */ u_max_nrec_size, /* From: */ unsigned, /* To: */ uint8_t) - if(NULL == (bt2->node_info[u].nat_rec_fac = H5FL_fac_init(bt2->type->nrec_size * bt2->node_info[u].max_nrec))) + if(NULL == (hdr->node_info[u].nat_rec_fac = H5FL_fac_init(hdr->type->nrec_size * hdr->node_info[u].max_nrec))) HGOTO_ERROR(H5E_RESOURCE, H5E_CANTINIT, FAIL, "can't create node native key block factory") - if(NULL == (bt2->node_info[u].node_ptr_fac = H5FL_fac_init(sizeof(H5B2_node_ptr_t) * (bt2->node_info[u].max_nrec + 1)))) + if(NULL == (hdr->node_info[u].node_ptr_fac = H5FL_fac_init(sizeof(H5B2_node_ptr_t) * (hdr->node_info[u].max_nrec + 1)))) HGOTO_ERROR(H5E_RESOURCE, H5E_CANTINIT, FAIL, "can't create internal 'branch' node node pointer block factory") } /* end for */ } /* end if */ done: if(ret_value < 0) - if(H5B2_hdr_free(bt2) < 0) + if(H5B2_hdr_free(hdr) < 0) HDONE_ERROR(H5E_BTREE, H5E_CANTFREE, FAIL, "unable to free shared v2 B-tree info") FUNC_LEAVE_NOAPI(ret_value) @@ -215,39 +215,39 @@ done: *------------------------------------------------------------------------- */ herr_t -H5B2_hdr_free(H5B2_t *bt2) +H5B2_hdr_free(H5B2_hdr_t *hdr) { herr_t ret_value = SUCCEED; FUNC_ENTER_NOAPI_NOINIT(H5B2_hdr_free) /* Sanity check */ - HDassert(bt2); + HDassert(hdr); /* Free the B-tree node buffer */ - if(bt2->page) - (void)H5FL_BLK_FREE(node_page, bt2->page); + if(hdr->page) + (void)H5FL_BLK_FREE(node_page, hdr->page); /* Free the array of offsets into the native key block */ - if(bt2->nat_off) - bt2->nat_off = H5FL_SEQ_FREE(size_t, bt2->nat_off); + if(hdr->nat_off) + hdr->nat_off = H5FL_SEQ_FREE(size_t, hdr->nat_off); /* Release the node info */ - if(bt2->node_info) { + if(hdr->node_info) { unsigned u; /* Local index variable */ /* Destroy free list factories */ - for(u = 0; u < (bt2->depth + 1); u++) { - if(bt2->node_info[u].nat_rec_fac) - if(H5FL_fac_term(bt2->node_info[u].nat_rec_fac) < 0) + for(u = 0; u < (hdr->depth + 1); u++) { + if(hdr->node_info[u].nat_rec_fac) + if(H5FL_fac_term(hdr->node_info[u].nat_rec_fac) < 0) HGOTO_ERROR(H5E_RESOURCE, H5E_CANTRELEASE, FAIL, "can't destroy node's native record block factory") - if(bt2->node_info[u].node_ptr_fac) - if(H5FL_fac_term(bt2->node_info[u].node_ptr_fac) < 0) + if(hdr->node_info[u].node_ptr_fac) + if(H5FL_fac_term(hdr->node_info[u].node_ptr_fac) < 0) HGOTO_ERROR(H5E_RESOURCE, H5E_CANTRELEASE, FAIL, "can't destroy node's node pointer block factory") } /* end for */ /* Free the array of node info structs */ - bt2->node_info = H5FL_SEQ_FREE(H5B2_node_info_t, bt2->node_info); + hdr->node_info = H5FL_SEQ_FREE(H5B2_node_info_t, hdr->node_info); } /* end if */ done: @@ -269,23 +269,23 @@ done: *------------------------------------------------------------------------- */ herr_t -H5B2_hdr_incr(H5B2_t *bt2) +H5B2_hdr_incr(H5B2_hdr_t *hdr) { herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT(H5B2_hdr_incr) /* Sanity checks */ - HDassert(bt2); - HDassert(bt2->f); + HDassert(hdr); + HDassert(hdr->f); /* Mark header as un-evictable when a B-tree node is depending on it */ - if(bt2->rc == 0) - if(H5AC_pin_protected_entry(bt2->f, bt2) < 0) + if(hdr->rc == 0) + if(H5AC_pin_protected_entry(hdr->f, hdr) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTPIN, FAIL, "unable to pin v2 B-tree header") /* Increment reference count on B-tree header */ - bt2->rc++; + hdr->rc++; done: FUNC_LEAVE_NOAPI(ret_value) @@ -306,23 +306,23 @@ done: *------------------------------------------------------------------------- */ herr_t -H5B2_hdr_decr(H5B2_t *bt2) +H5B2_hdr_decr(H5B2_hdr_t *hdr) { herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT(H5B2_hdr_decr) /* Sanity check */ - HDassert(bt2); - HDassert(bt2->f); - HDassert(bt2->rc > 0); + HDassert(hdr); + HDassert(hdr->f); + HDassert(hdr->rc > 0); /* Decrement reference count on B-tree header */ - bt2->rc--; + hdr->rc--; /* Mark header as evictable again when no nodes depend on it */ - if(bt2->rc == 0) - if(H5AC_unpin_entry(bt2->f, bt2) < 0) + if(hdr->rc == 0) + if(H5AC_unpin_entry(hdr->f, hdr) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPIN, FAIL, "unable to unpin v2 B-tree header") done: @@ -344,18 +344,18 @@ done: *------------------------------------------------------------------------- */ herr_t -H5B2_hdr_dirty(H5B2_t *bt2) +H5B2_hdr_dirty(H5B2_hdr_t *hdr) { herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT(H5B2_hdr_dirty) /* Sanity check */ - HDassert(bt2); - HDassert(bt2->f); + HDassert(hdr); + HDassert(hdr->f); /* Mark B-tree header as dirty in cache */ - if(H5AC_mark_pinned_or_protected_entry_dirty(bt2->f, bt2) < 0) + if(H5AC_mark_pinned_or_protected_entry_dirty(hdr->f, hdr) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTMARKDIRTY, FAIL, "unable to mark v2 B-tree header as dirty") done: @@ -377,15 +377,15 @@ done: *------------------------------------------------------------------------- */ herr_t -H5B2_hdr_delete(H5B2_t *bt2) +H5B2_hdr_delete(H5B2_hdr_t *hdr) { FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5B2_hdr_delete) /* Sanity check */ - HDassert(bt2); + HDassert(hdr); /* Mark B-tree header as pending deletion */ - bt2->pending_delete = TRUE; + hdr->pending_delete = TRUE; FUNC_LEAVE_NOAPI(SUCCEED) } /* end H5B2_hdr_delete() */ |