diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/H5C.c | 10 | ||||
| -rw-r--r-- | src/H5SL.c | 65 | ||||
| -rw-r--r-- | src/H5SLprivate.h | 1 |
3 files changed, 60 insertions, 16 deletions
@@ -2486,15 +2486,9 @@ H5C_flush_cache(H5F_t * f, if(cache_ptr->slist_ptr) { - /* XXX: Replace this with call to H5SL_free() when its implemented... */ - H5SL_close(cache_ptr->slist_ptr); + /* Release all nodes from skip list, but keep list active */ + H5SL_release(cache_ptr->slist_ptr); - /* XXX: ...and remove this call */ - if ( (cache_ptr->slist_ptr = H5SL_create(H5SL_TYPE_HADDR,0.5,16)) - == NULL ) { - - HGOTO_ERROR(H5E_CACHE, H5E_CANTCREATE, FAIL, "can't create skip list.") - } } cache_ptr->slist_len = 0; cache_ptr->slist_size = 0; @@ -673,6 +673,59 @@ H5SL_item(H5SL_node_t *slist_node) /*-------------------------------------------------------------------------- NAME + H5SL_release + PURPOSE + Release all nodes from a skip list + USAGE + herr_t H5SL_release(slist) + H5SL_t *slist; IN/OUT: Pointer to skip list to release nodes + + RETURNS + Returns non-negative on success, negative on failure. + DESCRIPTION + Release all the nodes in a skip list. Any objects left in the skip list + nodes are not deallocated. + GLOBAL VARIABLES + COMMENTS, BUGS, ASSUMPTIONS + EXAMPLES + REVISION LOG +--------------------------------------------------------------------------*/ +herr_t +H5SL_release(H5SL_t *slist) +{ + H5SL_node_t *node, *next_node; /* Pointers to skip list nodes */ + size_t u; /* Local index variable */ + + FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5SL_release); + + /* Check args */ + assert(slist); + + /* Check internal consistency */ + /* (Pre-condition) */ + + /* Free skip list nodes */ + node=slist->header->forward[0]; + while(node!=NULL) { + next_node=node->forward[0]; + H5MM_xfree(node); + node=next_node; + } /* end while */ + + /* Reset the header pointers */ + for(u=0; u<slist->max_level; u++) + slist->header->forward[u]=NULL; + + /* Reset the dynamic internal fields */ + slist->curr_level=-1; + slist->nobjs=0; + + FUNC_LEAVE_NOAPI(SUCCEED); +} /* end H5SL_release() */ + + +/*-------------------------------------------------------------------------- + NAME H5SL_close PURPOSE Close a skip list, deallocating it. @@ -693,8 +746,6 @@ H5SL_item(H5SL_node_t *slist_node) herr_t H5SL_close(H5SL_t *slist) { - H5SL_node_t *node, *next_node; /* Pointers to skip list nodes */ - FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5SL_close); /* Check args */ @@ -704,12 +755,10 @@ H5SL_close(H5SL_t *slist) /* (Pre-condition) */ /* Free skip list nodes */ - node=slist->header; - while(node!=NULL) { - next_node=node->forward[0]; - H5MM_xfree(node); - node=next_node; - } /* end while */ + H5SL_release(slist); /* always succeeds */ + + /* Release header node */ + H5MM_xfree(slist->header); /* Free skip list object */ H5FL_FREE(H5SL_t,slist); diff --git a/src/H5SLprivate.h b/src/H5SLprivate.h index 94e2b4d..e6f64d8 100644 --- a/src/H5SLprivate.h +++ b/src/H5SLprivate.h @@ -60,6 +60,7 @@ H5_DLL void *H5SL_search(H5SL_t *slist, void *key); H5_DLL H5SL_node_t *H5SL_first(H5SL_t *slist); H5_DLL H5SL_node_t *H5SL_next(H5SL_node_t *slist_node); H5_DLL void *H5SL_item(H5SL_node_t *slist_node); +H5_DLL herr_t H5SL_release(H5SL_t *slist); H5_DLL herr_t H5SL_close(H5SL_t *slist); #endif /* _H5HPprivate_H */ |