openssl/crypto/stack/stack.h
2004-10-04 16:30:12 +00:00

110 lines
4.3 KiB
C

/* crypto/stack/stack.h */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
*
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
*
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* "This product includes cryptographic software written by
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
* 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
*
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
* [including the GNU Public Licence.]
*/
#ifndef HEADER_STACK_H
#define HEADER_STACK_H
#ifdef __cplusplus
extern "C" {
#endif
typedef struct stack_st
{
int num;
char **data;
int sorted;
int num_alloc;
int (*comp)(const char * const *, const char * const *);
} STACK;
#define M_sk_num(sk) ((sk) ? (sk)->num:-1)
#define M_sk_value(sk,n) ((sk) ? (sk)->data[n] : NULL)
int sk_num(const STACK *);
char *sk_value(const STACK *, int);
char *sk_set(STACK *, int, char *);
STACK *sk_new(int (*cmp)(const char * const *, const char * const *));
STACK *sk_new_null(void);
void sk_free(STACK *);
void sk_pop_free(STACK *st, void (*func)(void *));
int sk_insert(STACK *sk,char *data,int where);
char *sk_delete(STACK *st,int loc);
char *sk_delete_ptr(STACK *st, char *p);
int sk_find(STACK *st,char *data);
int sk_find_ex(STACK *st,char *data);
int sk_push(STACK *st,char *data);
int sk_unshift(STACK *st,char *data);
char *sk_shift(STACK *st);
char *sk_pop(STACK *st);
void sk_zero(STACK *st);
int (*sk_set_cmp_func(STACK *sk, int (*c)(const char * const *,
const char * const *)))
(const char * const *, const char * const *);
STACK *sk_dup(STACK *st);
void sk_sort(STACK *st);
int sk_is_sorted(const STACK *st);
#ifdef __cplusplus
}
#endif
#endif