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/* $OpenBSD: extern.h,v 1.1 1999/09/27 21:40:03 espie Exp $ */
/*-
* Copyright (c) 1999 Marc Espie.
*
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Marc Espie for the OpenBSD
* Project.
*
* THIS SOFTWARE IS PROVIDED BY THE OPENBSD PROJECT 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 OPENBSD
* PROJECT 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.
*/
struct mygzip_header;
extern int read_header_and_diagnose
__P((FILE *file, /*@out@*/struct mygzip_header *h, /*@null@*/char sign[], const char *filename));
extern int check_helpers __P((void));
extern int sign
__P((/*@observer@*/const char *filename, /*@null@*/const char *userid, char *envp[]));
extern int check_signature
__P((/*@dependent@*/FILE *file, /*@null@*/const char *userid, char *envp[], /*@observer@*/const char *filename));
extern void handle_passphrase __P((void));
#define PKG_BADSIG 0
#define PKG_GOODSIG 1
#define PKG_UNSIGNED 2
#define PKG_SIGNED 4
#define PKG_SIGERROR 8
extern int simple_check __P((const char *pkg_name));
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