155714Skris/* crypto/stack/stack.h */ 255714Skris/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 355714Skris * All rights reserved. 455714Skris * 555714Skris * This package is an SSL implementation written 655714Skris * by Eric Young (eay@cryptsoft.com). 755714Skris * The implementation was written so as to conform with Netscapes SSL. 855714Skris * 955714Skris * This library is free for commercial and non-commercial use as long as 1055714Skris * the following conditions are aheared to. The following conditions 1155714Skris * apply to all code found in this distribution, be it the RC4, RSA, 1255714Skris * lhash, DES, etc., code; not just the SSL code. The SSL documentation 1355714Skris * included with this distribution is covered by the same copyright terms 1455714Skris * except that the holder is Tim Hudson (tjh@cryptsoft.com). 1555714Skris * 1655714Skris * Copyright remains Eric Young's, and as such any Copyright notices in 1755714Skris * the code are not to be removed. 1855714Skris * If this package is used in a product, Eric Young should be given attribution 1955714Skris * as the author of the parts of the library used. 2055714Skris * This can be in the form of a textual message at program startup or 2155714Skris * in documentation (online or textual) provided with the package. 2255714Skris * 2355714Skris * Redistribution and use in source and binary forms, with or without 2455714Skris * modification, are permitted provided that the following conditions 2555714Skris * are met: 2655714Skris * 1. Redistributions of source code must retain the copyright 2755714Skris * notice, this list of conditions and the following disclaimer. 2855714Skris * 2. Redistributions in binary form must reproduce the above copyright 2955714Skris * notice, this list of conditions and the following disclaimer in the 3055714Skris * documentation and/or other materials provided with the distribution. 3155714Skris * 3. All advertising materials mentioning features or use of this software 3255714Skris * must display the following acknowledgement: 3355714Skris * "This product includes cryptographic software written by 3455714Skris * Eric Young (eay@cryptsoft.com)" 3555714Skris * The word 'cryptographic' can be left out if the rouines from the library 3655714Skris * being used are not cryptographic related :-). 3755714Skris * 4. If you include any Windows specific code (or a derivative thereof) from 3855714Skris * the apps directory (application code) you must include an acknowledgement: 3955714Skris * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 4055714Skris * 4155714Skris * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 4255714Skris * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 4355714Skris * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 4455714Skris * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 4555714Skris * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 4655714Skris * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 4755714Skris * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 4855714Skris * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 4955714Skris * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 5055714Skris * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 5155714Skris * SUCH DAMAGE. 5255714Skris * 5355714Skris * The licence and distribution terms for any publically available version or 5455714Skris * derivative of this code cannot be changed. i.e. this code cannot simply be 5555714Skris * copied and put under another distribution licence 5655714Skris * [including the GNU Public Licence.] 5755714Skris */ 5855714Skris 5955714Skris#ifndef HEADER_STACK_H 6055714Skris#define HEADER_STACK_H 6155714Skris 6255714Skris#ifdef __cplusplus 6355714Skrisextern "C" { 6455714Skris#endif 6555714Skris 6655714Skristypedef struct stack_st 6755714Skris { 6855714Skris int num; 6955714Skris char **data; 7055714Skris int sorted; 7155714Skris 7255714Skris int num_alloc; 73238405Sjkim int (*comp)(const void *, const void *); 74238405Sjkim } _STACK; /* Use STACK_OF(...) instead */ 7555714Skris 7659191Skris#define M_sk_num(sk) ((sk) ? (sk)->num:-1) 7759191Skris#define M_sk_value(sk,n) ((sk) ? (sk)->data[n] : NULL) 7855714Skris 79238405Sjkimint sk_num(const _STACK *); 80238405Sjkimvoid *sk_value(const _STACK *, int); 8155714Skris 82238405Sjkimvoid *sk_set(_STACK *, int, void *); 8355714Skris 84238405Sjkim_STACK *sk_new(int (*cmp)(const void *, const void *)); 85238405Sjkim_STACK *sk_new_null(void); 86238405Sjkimvoid sk_free(_STACK *); 87238405Sjkimvoid sk_pop_free(_STACK *st, void (*func)(void *)); 88238405Sjkimint sk_insert(_STACK *sk, void *data, int where); 89238405Sjkimvoid *sk_delete(_STACK *st, int loc); 90238405Sjkimvoid *sk_delete_ptr(_STACK *st, void *p); 91238405Sjkimint sk_find(_STACK *st, void *data); 92238405Sjkimint sk_find_ex(_STACK *st, void *data); 93238405Sjkimint sk_push(_STACK *st, void *data); 94238405Sjkimint sk_unshift(_STACK *st, void *data); 95238405Sjkimvoid *sk_shift(_STACK *st); 96238405Sjkimvoid *sk_pop(_STACK *st); 97238405Sjkimvoid sk_zero(_STACK *st); 98238405Sjkimint (*sk_set_cmp_func(_STACK *sk, int (*c)(const void *, const void *))) 99238405Sjkim (const void *, const void *); 100238405Sjkim_STACK *sk_dup(_STACK *st); 101238405Sjkimvoid sk_sort(_STACK *st); 102238405Sjkimint sk_is_sorted(const _STACK *st); 10355714Skris 10455714Skris#ifdef __cplusplus 10555714Skris} 10655714Skris#endif 10755714Skris 10855714Skris#endif 109