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