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krb4.h

/* Modified for use in Yafc by Martin Hedenfalk <mhe@home.se>
 * last changed: Dec 2002
 */

/*
 * Copyright (c) 1995, 1996, 1997, 1998, 1999 Kungliga Tekniska Högskolan
 * (Royal Institute of Technology, Stockholm, Sweden).
 * All rights reserved.
 * 
 * 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 above 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. Neither the name of the Institute nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``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 INSTITUTE 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.
 */

/* $Id: krb4.h,v 1.3 2002/12/05 22:12:37 mhe Exp $ */

#ifndef __KRB4_H__
#define __KRB4_H__

#include <stdio.h>
#include <stdarg.h>

void sec_status(void);

enum { prot_clear, prot_safe, prot_confidential, prot_private };

void sec_prot(int, char**);

int sec_getc(FILE *F);
int sec_putc(int c, FILE *F);
int sec_fflush(FILE *F);
int sec_read(int fd, void *data, int length);
int sec_write(int fd, char *data, int length);

int krb4_getc(FILE *F);
int krb4_read(int fd, char *data, int length);

char *level_to_name(int level);
int name_to_level(const char *name);

int sec_prot_internal(int level);

void sec_set_protection_level(void);
int sec_request_prot(char *level);

int krb4_write_enc(FILE *F, const char *fmt, va_list ap);
int krb4_read_msg(char *s, int priv);
int krb4_read_mic(char *s);
int krb4_read_enc(char *s);

int do_klogin(char *host);

#endif /* __KRB4_H__ */

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