1228753Smm/*- 2228753Smm * Copyright (c) 2003-2007 Tim Kientzle 3228753Smm * All rights reserved. 4228753Smm * 5228753Smm * Redistribution and use in source and binary forms, with or without 6228753Smm * modification, are permitted provided that the following conditions 7228753Smm * are met: 8228753Smm * 1. Redistributions of source code must retain the above copyright 9228753Smm * notice, this list of conditions and the following disclaimer. 10228753Smm * 2. Redistributions in binary form must reproduce the above copyright 11228753Smm * notice, this list of conditions and the following disclaimer in the 12228753Smm * documentation and/or other materials provided with the distribution. 13228753Smm * 14228753Smm * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR 15228753Smm * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 16228753Smm * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 17228753Smm * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT, 18228753Smm * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 19228753Smm * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 20228753Smm * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 21228753Smm * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22228753Smm * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23228753Smm * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24228753Smm * 25229592Smm * $FreeBSD$ 26228753Smm */ 27228753Smm 28228753Smm#include "bsdtar_platform.h" 29228753Smm#include <stdio.h> 30228753Smm 31228753Smm#include "matching.h" 32228753Smm 33228753Smm#define DEFAULT_BYTES_PER_BLOCK (20*512) 34228753Smm 35228753Smm/* 36228753Smm * The internal state for the "bsdtar" program. 37228753Smm * 38228753Smm * Keeping all of the state in a structure like this simplifies memory 39228753Smm * leak testing (at exit, anything left on the heap is suspect). A 40228753Smm * pointer to this structure is passed to most bsdtar internal 41228753Smm * functions. 42228753Smm */ 43228753Smmstruct bsdtar { 44228753Smm /* Options */ 45228753Smm const char *filename; /* -f filename */ 46228753Smm const char *create_format; /* -F format */ 47228753Smm char *pending_chdir; /* -C dir */ 48228753Smm const char *names_from_file; /* -T file */ 49228753Smm time_t newer_ctime_sec; /* --newer/--newer-than */ 50228753Smm long newer_ctime_nsec; /* --newer/--newer-than */ 51228753Smm time_t newer_mtime_sec; /* --newer-mtime */ 52228753Smm long newer_mtime_nsec; /* --newer-mtime-than */ 53228753Smm int bytes_per_block; /* -b block_size */ 54228753Smm int verbose; /* -v */ 55228753Smm int extract_flags; /* Flags for extract operation */ 56228753Smm int strip_components; /* Remove this many leading dirs */ 57228753Smm int gid; /* --gid */ 58228753Smm const char *gname; /* --gname */ 59228753Smm int uid; /* --uid */ 60228753Smm const char *uname; /* --uname */ 61228753Smm char mode; /* Program mode: 'c', 't', 'r', 'u', 'x' */ 62228753Smm char symlink_mode; /* H or L, per BSD conventions */ 63228753Smm char create_compression; /* j, y, or z */ 64228753Smm const char *compress_program; 65228753Smm char option_absolute_paths; /* -P */ 66228753Smm char option_chroot; /* --chroot */ 67228753Smm char option_dont_traverse_mounts; /* --one-file-system */ 68228753Smm char option_fast_read; /* --fast-read */ 69228753Smm const char *option_options; /* --options */ 70228753Smm char option_honor_nodump; /* --nodump */ 71228753Smm char option_interactive; /* -w */ 72228753Smm char option_no_owner; /* -o */ 73228753Smm char option_no_subdirs; /* -n */ 74228753Smm char option_null; /* --null */ 75228753Smm char option_stdout; /* -O */ 76228753Smm char option_totals; /* --totals */ 77228753Smm char option_unlink_first; /* -U */ 78228753Smm char option_warn_links; /* --check-links */ 79228753Smm char day_first; /* show day before month in -tv output */ 80228753Smm 81228753Smm /* If >= 0, then close this when done. */ 82228753Smm int fd; 83228753Smm 84228753Smm /* Miscellaneous state information */ 85228753Smm int argc; 86228753Smm char **argv; 87228753Smm const char *optarg; 88228753Smm size_t gs_width; /* For 'list_item' in read.c */ 89228753Smm size_t u_width; /* for 'list_item' in read.c */ 90228753Smm uid_t user_uid; /* UID running this program */ 91228753Smm int return_value; /* Value returned by main() */ 92228753Smm char warned_lead_slash; /* Already displayed warning */ 93228753Smm char next_line_is_dir; /* Used for -C parsing in -cT */ 94228753Smm 95228753Smm /* 96228753Smm * Data for various subsystems. Full definitions are located in 97228753Smm * the file where they are used. 98228753Smm */ 99228753Smm struct archive *diskreader; /* for write.c */ 100228753Smm struct archive_entry_linkresolver *resolver; /* for write.c */ 101228753Smm struct archive_dir *archive_dir; /* for write.c */ 102228753Smm struct name_cache *gname_cache; /* for write.c */ 103228753Smm char *buff; /* for write.c */ 104228753Smm struct lafe_matching *matching; /* for matching.c */ 105228753Smm struct security *security; /* for read.c */ 106228753Smm struct name_cache *uname_cache; /* for write.c */ 107228753Smm struct siginfo_data *siginfo; /* for siginfo.c */ 108228753Smm struct substitution *substitution; /* for subst.c */ 109228753Smm}; 110228753Smm 111228753Smm/* Fake short equivalents for long options that otherwise lack them. */ 112228753Smmenum { 113228753Smm OPTION_CHECK_LINKS = 1, 114228753Smm OPTION_CHROOT, 115228753Smm OPTION_EXCLUDE, 116228753Smm OPTION_FORMAT, 117228753Smm OPTION_GID, 118228753Smm OPTION_GNAME, 119228753Smm OPTION_HELP, 120228753Smm OPTION_INCLUDE, 121228753Smm OPTION_KEEP_NEWER_FILES, 122228753Smm OPTION_LZMA, 123228753Smm OPTION_NEWER_CTIME, 124228753Smm OPTION_NEWER_CTIME_THAN, 125228753Smm OPTION_NEWER_MTIME, 126228753Smm OPTION_NEWER_MTIME_THAN, 127228753Smm OPTION_NODUMP, 128228753Smm OPTION_NO_SAME_OWNER, 129228753Smm OPTION_NO_SAME_PERMISSIONS, 130228753Smm OPTION_NULL, 131228753Smm OPTION_NUMERIC_OWNER, 132228753Smm OPTION_ONE_FILE_SYSTEM, 133228753Smm OPTION_OPTIONS, 134228753Smm OPTION_POSIX, 135228753Smm OPTION_SAME_OWNER, 136228753Smm OPTION_STRIP_COMPONENTS, 137228753Smm OPTION_TOTALS, 138228753Smm OPTION_UID, 139228753Smm OPTION_UNAME, 140228753Smm OPTION_USE_COMPRESS_PROGRAM, 141228753Smm OPTION_VERSION 142228753Smm}; 143228753Smm 144228753Smm 145228753Smmint bsdtar_getopt(struct bsdtar *); 146228753Smmvoid do_chdir(struct bsdtar *); 147228753Smmint edit_pathname(struct bsdtar *, struct archive_entry *); 148228753Smmint need_report(void); 149228753Smmint pathcmp(const char *a, const char *b); 150228753Smmvoid safe_fprintf(FILE *, const char *fmt, ...); 151228753Smmvoid set_chdir(struct bsdtar *, const char *newdir); 152228753Smmconst char *tar_i64toa(int64_t); 153228753Smmvoid tar_mode_c(struct bsdtar *bsdtar); 154228753Smmvoid tar_mode_r(struct bsdtar *bsdtar); 155228753Smmvoid tar_mode_t(struct bsdtar *bsdtar); 156228753Smmvoid tar_mode_u(struct bsdtar *bsdtar); 157228753Smmvoid tar_mode_x(struct bsdtar *bsdtar); 158228753Smmvoid usage(void); 159228753Smmint yes(const char *fmt, ...); 160228753Smm 161228753Smm#if HAVE_REGEX_H 162228753Smmvoid add_substitution(struct bsdtar *, const char *); 163228753Smmint apply_substitution(struct bsdtar *, const char *, char **, int); 164228753Smmvoid cleanup_substitution(struct bsdtar *); 165228753Smm#endif 166