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/*
* Copyright 2022 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#ifndef OSSL_INTERNAL_PRIORITY_QUEUE_H
# define OSSL_INTERNAL_PRIORITY_QUEUE_H
# pragma once
# include <stdlib.h>
# include <openssl/e_os2.h>
# define PRIORITY_QUEUE_OF(type) OSSL_PRIORITY_QUEUE_ ## type
# define DEFINE_PRIORITY_QUEUE_OF_INTERNAL(type, ctype) \
typedef struct ossl_priority_queue_st_ ## type PRIORITY_QUEUE_OF(type); \
static ossl_unused ossl_inline PRIORITY_QUEUE_OF(type) * \
ossl_pqueue_##type##_new(int (*compare)(const ctype *, const ctype *)) \
{ \
return (PRIORITY_QUEUE_OF(type) *)ossl_pqueue_new( \
(int (*)(const void *, const void *))compare); \
} \
static ossl_unused ossl_inline void \
ossl_pqueue_##type##_free(PRIORITY_QUEUE_OF(type) *pq) \
{ \
ossl_pqueue_free((OSSL_PQUEUE *)pq); \
} \
static ossl_unused ossl_inline void \
ossl_pqueue_##type##_pop_free(PRIORITY_QUEUE_OF(type) *pq, \
void (*freefunc)(ctype *)) \
{ \
ossl_pqueue_pop_free((OSSL_PQUEUE *)pq, (void (*)(void *))freefunc);\
} \
static ossl_unused ossl_inline int \
ossl_pqueue_##type##_reserve(PRIORITY_QUEUE_OF(type) *pq, size_t n) \
{ \
return ossl_pqueue_reserve((OSSL_PQUEUE *)pq, n); \
} \
static ossl_unused ossl_inline size_t \
ossl_pqueue_##type##_num(const PRIORITY_QUEUE_OF(type) *pq) \
{ \
return ossl_pqueue_num((OSSL_PQUEUE *)pq); \
} \
static ossl_unused ossl_inline int \
ossl_pqueue_##type##_push(PRIORITY_QUEUE_OF(type) *pq, \
ctype *data, size_t *elem) \
{ \
return ossl_pqueue_push((OSSL_PQUEUE *)pq, (void *)data, elem); \
} \
static ossl_unused ossl_inline ctype * \
ossl_pqueue_##type##_peek(const PRIORITY_QUEUE_OF(type) *pq) \
{ \
return (type *)ossl_pqueue_peek((OSSL_PQUEUE *)pq); \
} \
static ossl_unused ossl_inline ctype * \
ossl_pqueue_##type##_pop(PRIORITY_QUEUE_OF(type) *pq) \
{ \
return (type *)ossl_pqueue_pop((OSSL_PQUEUE *)pq); \
} \
static ossl_unused ossl_inline ctype * \
ossl_pqueue_##type##_remove(PRIORITY_QUEUE_OF(type) *pq, \
size_t elem) \
{ \
return (type *)ossl_pqueue_remove((OSSL_PQUEUE *)pq, elem); \
} \
struct ossl_priority_queue_st_ ## type
# define DEFINE_PRIORITY_QUEUE_OF(type) \
DEFINE_PRIORITY_QUEUE_OF_INTERNAL(type, type)
typedef struct ossl_pqueue_st OSSL_PQUEUE;
OSSL_PQUEUE *ossl_pqueue_new(int (*compare)(const void *, const void *));
void ossl_pqueue_free(OSSL_PQUEUE *pq);
void ossl_pqueue_pop_free(OSSL_PQUEUE *pq, void (*freefunc)(void *));
int ossl_pqueue_reserve(OSSL_PQUEUE *pq, size_t n);
size_t ossl_pqueue_num(const OSSL_PQUEUE *pq);
int ossl_pqueue_push(OSSL_PQUEUE *pq, void *data, size_t *elem);
void *ossl_pqueue_peek(const OSSL_PQUEUE *pq);
void *ossl_pqueue_pop(OSSL_PQUEUE *pq);
void *ossl_pqueue_remove(OSSL_PQUEUE *pq, size_t elem);
#endif
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