/*- * 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 #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 **);