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      1 /*
      2  * Copyright 1995-2021 The OpenSSL Project Authors. All Rights Reserved.
      3  *
      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
      8  */
      9 
     10 #ifndef OPENSSL_STACK_H
     11 #define OPENSSL_STACK_H
     12 #pragma once
     13 
     14 #include <openssl/macros.h>
     15 #ifndef OPENSSL_NO_DEPRECATED_3_0
     16 #define HEADER_STACK_H
     17 #endif
     18 
     19 #ifdef __cplusplus
     20 extern "C" {
     21 #endif
     22 
     23 typedef struct stack_st OPENSSL_STACK; /* Use STACK_OF(...) instead */
     24 
     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 *);
     28 
     29 int OPENSSL_sk_num(const OPENSSL_STACK *);
     30 void *OPENSSL_sk_value(const OPENSSL_STACK *, int);
     31 
     32 void *OPENSSL_sk_set(OPENSSL_STACK *st, int i, const void *data);
     33 
     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);
     59 
     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
     84 #endif
     85 
     86 #ifdef __cplusplus
     87 }
     88 #endif
     89 
     90 #endif
     91