/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PERF_PSTACK_ #define _PERF_PSTACK_ #include <stdbool.h> struct pstack; struct pstack *pstack__new(unsigned short max_nr_entries); void pstack__delete(struct pstack *pstack); bool pstack__empty(const struct pstack *pstack); void pstack__remove(struct pstack *pstack, void *key); void pstack__push(struct pstack *pstack, void *key); void *pstack__pop(struct pstack *pstack); void *pstack__peek(struct pstack *pstack); #endif /* _PERF_PSTACK_ */