2 * Copyright 1995-2021 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
10 #ifndef OPENSSL_STACK_H
11 # define OPENSSL_STACK_H
14 # include <openssl/macros.h>
15 # ifndef OPENSSL_NO_DEPRECATED_3_0
16 # define HEADER_STACK_H
23 typedef struct stack_st OPENSSL_STACK; /* Use STACK_OF(...) instead */
25 typedef int (*OPENSSL_sk_compfunc)(const void *, const void *);
26 typedef void (*OPENSSL_sk_freefunc)(void *);
27 typedef void *(*OPENSSL_sk_copyfunc)(const void *);
29 int OPENSSL_sk_num(const OPENSSL_STACK *);
30 void *OPENSSL_sk_value(const OPENSSL_STACK *, int);
32 void *OPENSSL_sk_set(OPENSSL_STACK *st, int i, const void *data);
34 OPENSSL_STACK *OPENSSL_sk_new(OPENSSL_sk_compfunc cmp);
35 OPENSSL_STACK *OPENSSL_sk_new_null(void);
36 OPENSSL_STACK *OPENSSL_sk_new_reserve(OPENSSL_sk_compfunc c, int n);
37 int OPENSSL_sk_reserve(OPENSSL_STACK *st, int n);
38 void OPENSSL_sk_free(OPENSSL_STACK *);
39 void OPENSSL_sk_pop_free(OPENSSL_STACK *st, void (*func) (void *));
40 OPENSSL_STACK *OPENSSL_sk_deep_copy(const OPENSSL_STACK *,
41 OPENSSL_sk_copyfunc c,
42 OPENSSL_sk_freefunc f);
43 int OPENSSL_sk_insert(OPENSSL_STACK *sk, const void *data, int where);
44 void *OPENSSL_sk_delete(OPENSSL_STACK *st, int loc);
45 void *OPENSSL_sk_delete_ptr(OPENSSL_STACK *st, const void *p);
46 int OPENSSL_sk_find(OPENSSL_STACK *st, const void *data);
47 int OPENSSL_sk_find_ex(OPENSSL_STACK *st, const void *data);
48 int OPENSSL_sk_find_all(OPENSSL_STACK *st, const void *data, int *pnum);
49 int OPENSSL_sk_push(OPENSSL_STACK *st, const void *data);
50 int OPENSSL_sk_unshift(OPENSSL_STACK *st, const void *data);
51 void *OPENSSL_sk_shift(OPENSSL_STACK *st);
52 void *OPENSSL_sk_pop(OPENSSL_STACK *st);
53 void OPENSSL_sk_zero(OPENSSL_STACK *st);
54 OPENSSL_sk_compfunc OPENSSL_sk_set_cmp_func(OPENSSL_STACK *sk,
55 OPENSSL_sk_compfunc cmp);
56 OPENSSL_STACK *OPENSSL_sk_dup(const OPENSSL_STACK *st);
57 void OPENSSL_sk_sort(OPENSSL_STACK *st);
58 int OPENSSL_sk_is_sorted(const OPENSSL_STACK *st);
60 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
61 # define _STACK OPENSSL_STACK
62 # define sk_num OPENSSL_sk_num
63 # define sk_value OPENSSL_sk_value
64 # define sk_set OPENSSL_sk_set
65 # define sk_new OPENSSL_sk_new
66 # define sk_new_null OPENSSL_sk_new_null
67 # define sk_free OPENSSL_sk_free
68 # define sk_pop_free OPENSSL_sk_pop_free
69 # define sk_deep_copy OPENSSL_sk_deep_copy
70 # define sk_insert OPENSSL_sk_insert
71 # define sk_delete OPENSSL_sk_delete
72 # define sk_delete_ptr OPENSSL_sk_delete_ptr
73 # define sk_find OPENSSL_sk_find
74 # define sk_find_ex OPENSSL_sk_find_ex
75 # define sk_push OPENSSL_sk_push
76 # define sk_unshift OPENSSL_sk_unshift
77 # define sk_shift OPENSSL_sk_shift
78 # define sk_pop OPENSSL_sk_pop
79 # define sk_zero OPENSSL_sk_zero
80 # define sk_set_cmp_func OPENSSL_sk_set_cmp_func
81 # define sk_dup OPENSSL_sk_dup
82 # define sk_sort OPENSSL_sk_sort
83 # define sk_is_sorted OPENSSL_sk_is_sorted