[svn-r12952] Description:

Add tests for H5Literate(), in all combinations.

    Sweep up a few minor issues with H5Literate() that the tests exposed.

Tested on:
    Linux/32 2.6 (chicago)
    Linux/64 2.6 (chicago2)

src/H5Gdense.c

@@ -585,8 +585,9 @@ H5G_dense_lookup_by_idx_fh_cb(const void *obj, size_t UNUSED obj_len, void *_uda
         HGOTO_ERROR(H5E_SYM, H5E_CANTCOPY, H5_ITER_ERROR, "can't copy link message")
 
 done:
+    /* Release the space allocated for the link */
     if(tmp_lnk)
-        H5O_reset(H5O_LINK_ID, tmp_lnk);
+        H5O_free(H5O_LINK_ID, tmp_lnk);
 
     FUNC_LEAVE_NOAPI(ret_value)
 } /* end H5G_dense_lookup_by_idx_fh_cb() */

src/H5Gdeprec.c

@@ -733,11 +733,6 @@ H5Giterate(hid_t loc_id, const char *name, int *idx_p, H5G_iterate_t op,
     if((ret_value = H5G_obj_iterate(loc_id, name, H5L_INDEX_NAME, H5_ITER_INC, idx, &last_obj, &lnk_op, op_data, H5AC_ind_dxpl_id)) < 0)
 	HGOTO_ERROR(H5E_SYM, H5E_BADITER, FAIL, "group iteration failed")
 
-    /* Check for too high of a starting index (ex post facto :-) */
-    /* (Skipping exactly as many entries as are in the group is currently an error) */
-    if(idx > 0 && idx >= last_obj)
-        HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "invalid index specified")
-
     /* Set the index we stopped at */
     if(idx_p)
         *idx_p = (int)last_obj;

src/H5Gobj.c

@@ -611,6 +611,19 @@ H5G_obj_iterate(hid_t loc_id, const char *group_name,
         if(skip > 0 && (size_t)skip >= linfo.nlinks)
             HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "index out of bound")
 
+        /* Check for creation order tracking, if creation order index lookup requested */
+        if(idx_type == H5L_INDEX_CRT_ORDER) {
+            H5O_ginfo_t ginfo;		        /* Group info message */
+
+            /* Get group info message, to see if creation order is tracked for links in this group */
+            if(NULL == H5O_read(&(grp->oloc), H5O_GINFO_ID, 0, &ginfo, dxpl_id))
+                HGOTO_ERROR(H5E_SYM, H5E_CANTGET, FAIL, "can't retrieve group info message for group")
+
+            /* Check if creation order is tracked */
+            if(!ginfo.track_corder)
+                HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "creation order not tracked for links in group")
+        } /* end if */
+
         if(H5F_addr_defined(linfo.link_fheap_addr)) {
             /* Iterate over the links in the group, building a table of the link messages */
             if((ret_value = H5G_dense_iterate(grp->oloc.file, dxpl_id, &linfo, idx_type, order, skip, last_lnk, gid, lnk_op, op_data)) < 0)
@@ -626,6 +639,10 @@ H5G_obj_iterate(hid_t loc_id, const char *group_name,
         /* Clear error stack from not finding the link info message */
         H5E_clear_stack(NULL);
 
+        /* Can only perform name lookups on groups with symbol tables */
+        if(idx_type != H5L_INDEX_NAME)
+            HGOTO_ERROR(H5E_SYM, H5E_BADVALUE, FAIL, "no creation order index to query")
+
         /* Iterate over symbol table */
         if((ret_value = H5G_stab_iterate(&(grp->oloc), dxpl_id, order, skip, last_lnk, gid, lnk_op, op_data)) < 0)
             HGOTO_ERROR(H5E_SYM, H5E_BADITER, FAIL, "can't iterate over symbol table")

src/H5Gstab.c

@@ -470,6 +470,11 @@ H5G_stab_iterate(H5O_loc_t *oloc, hid_t dxpl_id, H5_iter_order_t order,
         if((ret_value = H5B_iterate(oloc->file, dxpl_id, H5B_SNODE,
                   H5G_node_iterate, stab.btree_addr, &udata)) < 0)
             HERROR(H5E_SYM, H5E_CANTNEXT, "iteration operator failed");
+
+        /* Check for too high of a starting index (ex post facto :-) */
+        /* (Skipping exactly as many entries as are in the group is currently an error) */
+        if(skip > 0 && skip >= *last_lnk)
+            HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "invalid index specified")
     } /* end if */
     else {
         H5G_bt_it_bt_t udata;                   /* User data to pass to B-tree callback */
@@ -484,6 +489,10 @@ H5G_stab_iterate(H5O_loc_t *oloc, hid_t dxpl_id, H5_iter_order_t order,
                 stab.btree_addr, &udata) < 0)
             HGOTO_ERROR(H5E_SYM, H5E_NOTFOUND, FAIL, "unable to build link table")
 
+        /* Check for skipping out of bounds */
+        if(skip > 0 && (size_t)skip >= ltable.nlinks)
+            HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "index out of bound")
+
         /* Sort link table in correct iteration order */
         if(H5G_link_sort_table(&ltable, H5L_INDEX_NAME, order) < 0)
             HGOTO_ERROR(H5E_SYM, H5E_CANTSORT, FAIL, "error sorting link messages")

src/H5L.c

@@ -1160,7 +1160,6 @@ H5Literate(hid_t loc_id, const char *group_name,
     if((ret_value = H5G_obj_iterate(loc_id, group_name, idx_type, order, idx, &last_lnk, &lnk_op, op_data, H5AC_ind_dxpl_id)) < 0)
 	HGOTO_ERROR(H5E_SYM, H5E_BADITER, FAIL, "link iteration failed")
 
-
     /* Set the index we stopped at */
     if(idx_p)
         *idx_p = last_lnk;