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/*-
* Copyright (c) 2003-2007 Tim Kientzle
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``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(S) 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.
*
* $FreeBSD: src/usr.bin/tar/bsdtar.h,v 1.37 2008/12/06 07:37:14 kientzle Exp $
*/
#include "bsdtar_platform.h"
#include <stdio.h>
#define DEFAULT_BYTES_PER_BLOCK (20*512)
#define ENV_READER_OPTIONS "TAR_READER_OPTIONS"
#define ENV_WRITER_OPTIONS "TAR_WRITER_OPTIONS"
#define IGNORE_WRONG_MODULE_NAME "__ignore_wrong_module_name__,"
struct creation_set;
/*
* The internal state for the "bsdtar" program.
*
* Keeping all of the state in a structure like this simplifies memory
* leak testing (at exit, anything left on the heap is suspect). A
* pointer to this structure is passed to most bsdtar internal
* functions.
*/
struct bsdtar {
/* Options */
const char *filename; /* -f filename */
char *pending_chdir; /* -C dir */
const char *names_from_file; /* -T file */
int bytes_per_block; /* -b block_size */
int bytes_in_last_block; /* See -b handling. */
int verbose; /* -v */
int extract_flags; /* Flags for extract operation */
int readdisk_flags; /* Flags for read disk operation */
int strip_components; /* Remove this many leading dirs */
int gid; /* --gid */
const char *gname; /* --gname */
int uid; /* --uid */
const char *uname; /* --uname */
char mode; /* Program mode: 'c', 't', 'r', 'u', 'x' */
char symlink_mode; /* H or L, per BSD conventions */
char option_absolute_paths; /* -P */
char option_chroot; /* --chroot */
char option_fast_read; /* --fast-read */
const char *option_options; /* --options */
char option_interactive; /* -w */
char option_no_owner; /* -o */
char option_no_subdirs; /* -n */
char option_numeric_owner; /* --numeric-owner */
char option_null; /* --null */
char option_stdout; /* -O */
char option_totals; /* --totals */
char option_unlink_first; /* -U */
char option_warn_links; /* --check-links */
char day_first; /* show day before month in -tv output */
struct creation_set *cset;
/* Option parser state */
int getopt_state;
char *getopt_word;
/* If >= 0, then close this when done. */
int fd;
/* Miscellaneous state information */
int argc;
char **argv;
const char *argument;
size_t gs_width; /* For 'list_item' in read.c */
size_t u_width; /* for 'list_item' in read.c */
uid_t user_uid; /* UID running this program */
int return_value; /* Value returned by main() */
char warned_lead_slash; /* Already displayed warning */
char next_line_is_dir; /* Used for -C parsing in -cT */
/*
* Data for various subsystems. Full definitions are located in
* the file where they are used.
*/
struct archive *diskreader; /* for write.c */
struct archive_entry_linkresolver *resolver; /* for write.c */
struct archive_dir *archive_dir; /* for write.c */
struct name_cache *gname_cache; /* for write.c */
char *buff; /* for write.c */
size_t buff_size; /* for write.c */
int first_fs; /* for write.c */
struct archive *matching; /* for matching.c */
struct security *security; /* for read.c */
struct name_cache *uname_cache; /* for write.c */
struct siginfo_data *siginfo; /* for siginfo.c */
struct substitution *substitution; /* for subst.c */
};
/* Fake short equivalents for long options that otherwise lack them. */
enum {
OPTION_B64ENCODE = 1,
OPTION_CHECK_LINKS,
OPTION_CHROOT,
OPTION_DISABLE_COPYFILE,
OPTION_EXCLUDE,
OPTION_FORMAT,
OPTION_GID,
OPTION_GNAME,
OPTION_GRZIP,
OPTION_HELP,
OPTION_HFS_COMPRESSION,
OPTION_INCLUDE,
OPTION_KEEP_NEWER_FILES,
OPTION_LRZIP,
OPTION_LZIP,
OPTION_LZMA,
OPTION_LZOP,
OPTION_NEWER_CTIME,
OPTION_NEWER_CTIME_THAN,
OPTION_NEWER_MTIME,
OPTION_NEWER_MTIME_THAN,
OPTION_NODUMP,
OPTION_NOPRESERVE_HFS_COMPRESSION,
OPTION_NO_SAME_OWNER,
OPTION_NO_SAME_PERMISSIONS,
OPTION_NULL,
OPTION_NUMERIC_OWNER,
OPTION_OLDER_CTIME,
OPTION_OLDER_CTIME_THAN,
OPTION_OLDER_MTIME,
OPTION_OLDER_MTIME_THAN,
OPTION_ONE_FILE_SYSTEM,
OPTION_OPTIONS,
OPTION_POSIX,
OPTION_SAME_OWNER,
OPTION_STRIP_COMPONENTS,
OPTION_TOTALS,
OPTION_UID,
OPTION_UNAME,
OPTION_USE_COMPRESS_PROGRAM,
OPTION_UUENCODE,
OPTION_VERSION
};
int bsdtar_getopt(struct bsdtar *);
void do_chdir(struct bsdtar *);
int edit_pathname(struct bsdtar *, struct archive_entry *);
int need_report(void);
int pathcmp(const char *a, const char *b);
void safe_fprintf(FILE *, const char *fmt, ...);
void set_chdir(struct bsdtar *, const char *newdir);
const char *tar_i64toa(int64_t);
void tar_mode_c(struct bsdtar *bsdtar);
void tar_mode_r(struct bsdtar *bsdtar);
void tar_mode_t(struct bsdtar *bsdtar);
void tar_mode_u(struct bsdtar *bsdtar);
void tar_mode_x(struct bsdtar *bsdtar);
void usage(void);
int yes(const char *fmt, ...);
#if defined(HAVE_REGEX_H) || defined(HAVE_PCREPOSIX_H)
void add_substitution(struct bsdtar *, const char *);
int apply_substitution(struct bsdtar *, const char *, char **, int, int);
void cleanup_substitution(struct bsdtar *);
#endif
void cset_add_filter(struct creation_set *, const char *);
void cset_add_filter_program(struct creation_set *, const char *);
int cset_auto_compress(struct creation_set *, const char *);
void cset_free(struct creation_set *);
const char * cset_get_format(struct creation_set *);
struct creation_set *cset_new(void);
int cset_read_support_filter_program(struct creation_set *,
struct archive *);
void cset_set_format(struct creation_set *, const char *);
int cset_write_add_filters(struct creation_set *,
struct archive *, const void **);
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