/* Iterator of varobj. Copyright (C) 2013-2015 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ /* A node or item of varobj, composed of the name and the value. */ typedef struct varobj_item { /* Name of this item. */ char *name; /* Value of this item. */ struct value *value; } varobj_item; struct varobj_iter_ops; /* A dynamic varobj iterator "class". */ struct varobj_iter { /* The 'vtable'. */ const struct varobj_iter_ops *ops; /* The varobj this iterator is listing children for. */ struct varobj *var; /* The next raw index we will try to check is available. If it is equal to number_of_children, then we've already iterated the whole set. */ int next_raw_index; }; /* The vtable of the varobj iterator class. */ struct varobj_iter_ops { /* Destructor. Releases everything from SELF (but not SELF itself). */ void (*dtor) (struct varobj_iter *self); /* Returns the next object or NULL if it has reached the end. */ varobj_item *(*next) (struct varobj_iter *self); }; /* Returns the next varobj or NULL if it has reached the end. */ #define varobj_iter_next(ITER) (ITER)->ops->next (ITER) /* Delete a varobj_iter object. */ #define varobj_iter_delete(ITER) \ do \ { \ if ((ITER) != NULL) \ { \ (ITER)->ops->dtor (ITER); \ xfree (ITER); \ } \ } while (0)