diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/H5P.c | 126 | ||||
| -rw-r--r-- | src/H5Ppublic.h | 5 |
2 files changed, 131 insertions, 0 deletions
@@ -956,6 +956,131 @@ done: FUNC_LEAVE(ret_value); } +#ifdef H5_WANT_H5_V1_4_COMPAT + +/*------------------------------------------------------------------------- + * Function: H5Pset_sym_k + * + * Purpose: IK is one half the rank of a tree that stores a symbol + * table for a group. Internal nodes of the symbol table are on + * average 75% full. That is, the average rank of the tree is + * 1.5 times the value of IK. + * + * LK is one half of the number of symbols that can be stored in + * a symbol table node. A symbol table node is the leaf of a + * symbol table tree which is used to store a group. When + * symbols are inserted randomly into a group, the group's + * symbol table nodes are 75% full on average. That is, they + * contain 1.5 times the number of symbols specified by LK. + * + * Either (or even both) of IK and LK can be zero in which case + * that value is left unchanged. + * + * Return: Non-negative on success/Negative on failure + * + * Programmer: Robb Matzke + * Tuesday, January 6, 1998 + * + * Modifications: + * + * Raymond Lu, Oct 14, 2001 + * Changed to the new generic property list. + * + *------------------------------------------------------------------------- + */ +herr_t +H5Pset_sym_k(hid_t plist_id, int ik, int lk) +{ + int btree_k[H5B_NUM_BTREE_ID]; + H5P_genplist_t *plist; /* Property list pointer */ + herr_t ret_value=FAIL; /* return value */ + + FUNC_ENTER(H5Pset_sym_k, FAIL); + H5TRACE3("e","iIsIu",plist_id,ik,lk); + + /* Check arguments */ + if(TRUE != H5P_isa_class(plist_id, H5P_FILE_CREATE)) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a property list"); + + /* Get the plist structure */ + if(NULL == (plist = H5I_object(plist_id))) + HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID"); + + /* Set values */ + if (ik > 0) { + if(H5P_get(plist, H5F_CRT_BTREE_RANK_NAME, btree_k) < 0) + HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get rank for btree interanl nodes"); + btree_k[H5B_SNODE_ID] = ik; + if(H5P_set(plist, H5F_CRT_BTREE_RANK_NAME, btree_k) < 0) + HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set rank for btree nodes"); + } + if (lk > 0) + if(H5P_set(plist, H5F_CRT_SYM_LEAF_NAME, &lk) < 0) + HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set rank for symbol table leaf nodes"); + + /* Set return value */ + ret_value=SUCCEED; + +done: + FUNC_LEAVE(ret_value); +} + + +/*------------------------------------------------------------------------- + * Function: H5Pget_sym_k + * + * Purpose: Retrieves the symbol table B-tree 1/2 rank (IK) and the + * symbol table leaf node 1/2 size (LK). See H5Pset_sym_k() for + * details. Either (or even both) IK and LK may be null + * pointers. + * + * Return: Non-negative on success/Negative on failure + * + * Programmer: Robb Matzke + * Wednesday, January 7, 1998 + * + * Modifications: + * + * Raymond Lu + * Changed to the new generic property list. + * + *------------------------------------------------------------------------- + */ +herr_t +H5Pget_sym_k(hid_t plist_id, int *ik /*out */ , int *lk /*out */ ) +{ + int btree_k[H5B_NUM_BTREE_ID]; + H5P_genplist_t *plist; /* Property list pointer */ + herr_t ret_value=FAIL; /* return value */ + + FUNC_ENTER(H5Pget_sym_k, FAIL); + H5TRACE3("e","ixx",plist_id,ik,lk); + + /* Check arguments */ + if(TRUE != H5P_isa_class(plist_id, H5P_FILE_CREATE)) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a property list"); + + /* Get the plist structure */ + if(NULL == (plist = H5I_object(plist_id))) + HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID"); + + /* Get values */ + if (ik) { + if(H5P_get(plist, H5F_CRT_BTREE_RANK_NAME, btree_k) < 0) + HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get rank for btree nodes"); + *ik = btree_k[H5B_SNODE_ID]; + } + if (lk) + if(H5P_get(plist, H5F_CRT_SYM_LEAF_NAME, lk) < 0) + HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get rank for symbol table leaf nodes"); + + /* Set return value */ + ret_value=SUCCEED; + +done: + FUNC_LEAVE(ret_value); +} +#else /* H5_WANT_H5_V1_4_COMPAT */ /*------------------------------------------------------------------------- * Function: H5Pset_sym_k @@ -1079,6 +1204,7 @@ H5Pget_sym_k(hid_t plist_id, int *ik /*out */ , unsigned *lk /*out */ ) done: FUNC_LEAVE(ret_value); } +#endif /* H5_WANT_H5_V1_4_COMPAT */ /*------------------------------------------------------------------------- diff --git a/src/H5Ppublic.h b/src/H5Ppublic.h index 9a34f58..bd908f4 100644 --- a/src/H5Ppublic.h +++ b/src/H5Ppublic.h @@ -156,8 +156,13 @@ __DLL__ herr_t H5Pset_sizes(hid_t plist_id, size_t sizeof_addr, size_t sizeof_size); __DLL__ herr_t H5Pget_sizes(hid_t plist_id, size_t *sizeof_addr/*out*/, size_t *sizeof_size/*out*/); +#ifdef H5_WANT_H5_V1_4_COMPAT +__DLL__ herr_t H5Pset_sym_k(hid_t plist_id, int ik, int lk); +__DLL__ herr_t H5Pget_sym_k(hid_t plist_id, int *ik/*out*/, int *lk/*out*/); +#else /* H5_WANT_H5_V1_4_COMPAT */ __DLL__ herr_t H5Pset_sym_k(hid_t plist_id, int ik, unsigned lk); __DLL__ herr_t H5Pget_sym_k(hid_t plist_id, int *ik/*out*/, unsigned *lk/*out*/); +#endif /* H5_WANT_H5_V1_4_COMPAT */ __DLL__ herr_t H5Pset_istore_k(hid_t plist_id, int ik); __DLL__ herr_t H5Pget_istore_k(hid_t plist_id, int *ik/*out*/); __DLL__ herr_t H5Pset_layout(hid_t plist_id, H5D_layout_t layout); |