/*
Copyright(C) 2016, Red Hat, Inc., Stanislav Kozina
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/>.
*/
#ifndef STACK_H_
#define STACK_H_
typedef struct {
unsigned int st_capacity; /* Total size of the stack */
unsigned int st_count; /* Number of items stored */
void **st_data; /* Stack itself */
} stack_t;
extern stack_t *stack_init(void);
extern void stack_destroy(stack_t *);
extern void stack_push(stack_t *, void *);
extern void *stack_pop(stack_t *);
extern void *stack_head(stack_t *);
extern void walk_stack(stack_t *, void (*)(void *, void *), void *);
extern void walk_stack_backward(stack_t *, void (*cb)(void *, void *), void *);
#endif /* STACK_H_ */