diff options
Diffstat (limited to 'src/H5BT.c')
| -rw-r--r-- | src/H5BT.c | 48 |
1 files changed, 46 insertions, 2 deletions
@@ -44,7 +44,7 @@ /* If this flag is not set, then only part of the blocks have been */ /* searched to determine the current maximum block size. This can happen */ /* during block shrinks or removals */ -#define H5BT_STATUS_MIN_VALID 0x01 /* Minimum block size valid over all blocks tracked */ +#define H5BT_STATUS_MIN_VALID 0x02 /* Minimum block size valid over all blocks tracked */ /* If this flag is not set, then only part of the blocks have been */ /* searched to determine the current minimum block size. This can happen */ /* during block expansions or removals */ @@ -242,7 +242,7 @@ HGOTO_ERROR(H5E_BLKTRK, H5E_UNSUPPORTED, FAIL, "lower or upper block found!") bt->status |= H5BT_STATUS_MAX_VALID; bt->min_block_size = length; bt->min_block_cnt = 1; - bt->status |= H5BT_STATUS_MAX_VALID; + bt->status |= H5BT_STATUS_MIN_VALID; } /* end if */ else { /* Update maximum block size */ @@ -273,3 +273,47 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5BT_insert() */ + +/*------------------------------------------------------------------------- + * Function: H5BT_get_total_size + * + * Purpose: Query the total amount of bytes tracked + * + * Return: Non-negative on success, negative on failure + * + * Programmer: Quincey Koziol + * koziol@ncsa.uiuc.edu + * Mar 10 2005 + * + *------------------------------------------------------------------------- + */ +herr_t +H5BT_get_total_size(H5F_t *f, hid_t dxpl_id, haddr_t addr, hsize_t *tot_size) +{ + H5BT_t *bt = NULL; /* The new B-tree header information */ + herr_t ret_value=SUCCEED; + + FUNC_ENTER_NOAPI(H5BT_get_total_size, FAIL) + + /* + * Check arguments. + */ + HDassert(f); + HDassert(H5F_addr_defined(addr)); + HDassert(tot_size); + + /* Look up the block tracker header */ + if (NULL == (bt = H5AC_protect(f, dxpl_id, H5AC_BLTR, addr, NULL, NULL, H5AC_READ))) + HGOTO_ERROR(H5E_BLKTRK, H5E_CANTPROTECT, FAIL, "unable to load block tracker info") + + /* Save total number of bytes tracked in all blocks */ + *tot_size = bt->tot_block_size; + +done: + /* Release the block tracker info */ + if (bt && H5AC_unprotect(f, dxpl_id, H5AC_BLTR, addr, bt, H5AC__NO_FLAGS_SET) < 0) + HDONE_ERROR(H5E_BLKTRK, H5E_CANTUNPROTECT, FAIL, "unable to release block tracker info") + + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5BT_get_total_size() */ + |