/* $Id: pkgin.h,v 1.29 2011/01/30 10:28:09 imil Exp $ */

/*
 * Copyright (c) 2009, 2010 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Emile "iMil" Heitor <imil@NetBSD.org> .
 *
 * 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 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.
 *
 */

#ifndef _PKGIN_H
#define _PKGIN_H

#if HAVE_CONFIG_H
#include "config.h"
#endif
#if HAVE_SYS_QUEUE_H
#include <sys/queue.h>
#endif

#include <fetch.h>
#include "messages.h"
#include "pkgindb.h"
#include "tools.h"
#include "lib.h"

#ifndef PKGTOOLS
#define PKGTOOLS "/usr/sbin"
#endif
#define PKG_DELETE PKGTOOLS"/pkg_delete"
#define PKG_ADD PKGTOOLS"/pkg_add"

#define PKG_SUMMARY "pkg_summary"
#define PKGIN_LOG PKGIN_DB"/pkgin.log"
#define PKGIN_CACHE PKGIN_DB"/cache"
#define PKG_EXT ".tgz"
#define PKGIN_CONF PKG_SYSCONFDIR"/pkgin"
#define REPOS_FILE "repositories.conf"

#define LOCAL_SUMMARY 0
#define REMOTE_SUMMARY 1

#define DONOTHING -1
#define TOINSTALL 0
#define TOUPGRADE 1
#define TOREMOVE 2

#define KEEP 1
#define UNKEEP 0

#define UPGRADE_KEEP 0
#define UPGRADE_ALL 1
#define UPGRADE_NONE -1

#define DO_INST 1
#define DONT_INST 0

#define ALNUM "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"
#define DELIMITER '|'

#define PKG_LLIST_CMD 0
#define PKG_RLIST_CMD 1
#define PKG_INST_CMD 2
#define PKG_UPDT_CMD 3
#define PKG_REMV_CMD 4
#define PKG_UPGRD_CMD 5
#define PKG_FUPGRD_CMD 6
#define PKG_SHFDP_CMD 7
#define PKG_SHRDP_CMD 8
#define PKG_SHDDP_CMD 9
#define PKG_KEEP_CMD 10
#define PKG_UNKEEP_CMD 11
#define PKG_SHKP_CMD 12
#define PKG_SRCH_CMD 13
#define PKG_CLEAN_CMD 14
#define PKG_AUTORM_CMD 15

#define PKG_EQUAL '='
#define PKG_GREATER '>'
#define PKG_LESSER '<'

typedef struct Dlfile {
	char *buf;
	size_t size;
} Dlfile;

typedef struct Pkgdeptree {
	char *depname; /* foo>=1.0 */
	char *matchname; /* foo */
	int computed; /* recursion memory */
	int level; /* recursion level */
	int pkgkeep; /* autoremovable package ? */
	int64_t file_size; /* binary package size, used in order.c and actions.c */
	SLIST_ENTRY(Pkgdeptree) next;
} Pkgdeptree;

typedef struct Pkglist {
	char *pkgname; /* foo-1.0 */
	char *comment; /* comment */
	int64_t file_size; /* binary package size */
	int64_t size_pkg; /* installed package size */
	SLIST_ENTRY(Pkglist) next;
} Pkglist;

typedef struct Pkgimpact {
	char *depname; /* depencendy pattern: perl-[0-9]* */
	char *pkgname; /* real dependency name: perl-5.10 */
	char *oldpkg; /* package to upgrade: perl-5.8 */
	int action; /* TOINSTALL or TOUPGRADE */
	int level; /* dependency level, inherited from full dependency list */
	int64_t file_size; /* binary package size */
	int64_t size_pkg; /* installed package size */
	SLIST_ENTRY(Pkgimpact) next;
} Pkgimpact;

typedef SLIST_HEAD(, Pkgdeptree) Deptreehead;
typedef SLIST_HEAD(, Pkglist) Plisthead;
typedef SLIST_HEAD(, Pkgimpact) Impacthead;

extern int			yesflag;
extern int			noflag;
extern int			force_update;
extern char			**pkg_repos;
extern const char	*pkgin_cache;
extern char  		lslimit;

/* download.c*/
Dlfile		*download_file(char *, time_t *);
/* summary.c */
void		update_db(int, char **);
/* depends.c */
int			exact_pkgfmt(const char *);
char 		*match_dep_ext(char *, const char *);
void		show_direct_depends(const char *);
void		show_full_dep_tree(const char *, const char *, const char *);
void 		full_dep_tree(const char *pkgname, const char *depquery,
	Deptreehead	*pdphead);
void		free_deptree(Deptreehead *);
/* pkglist.c */
Plisthead	*rec_pkglist(const char *);
void		free_pkglist(Plisthead *);
void		list_pkgs(const char *, int);
void		search_pkg(const char *);
char		*find_exact_pkg(Plisthead *, const char *);
char		*end_expr(Plisthead *, const char *);
/* actions.c */
int			check_yesno(void);
int			pkgin_remove(char **);
int			pkgin_install(char **, uint8_t);
char		*action_list(char *, char *);
void		pkgin_upgrade(int);
/* order.c */
Deptreehead	*order_remove(Deptreehead *);
Deptreehead	*order_upgrade_remove(Impacthead *);
Deptreehead	*order_install(Impacthead *);
/* impact.c */
Impacthead	*pkg_impact(char **);
void		free_impact(Impacthead *impacthead);
Pkglist		*map_pkg_to_dep(Plisthead *, char *);
int			count_samepkg(Plisthead *, const char *);
int			version_check(char *, char *);
/* autoremove.c */
void	   	pkgin_autoremove(void);
void		show_pkg_keep(void);
void		pkg_keep(int, char **);
/* fsops.c */
int			fs_has_room(const char *, int64_t);
void		clean_cache(void);
void		create_dirs(void);
char		*read_repos(void);

#endif