bin/pax/extern.h

   1 /*      $NetBSD: extern.h,v 1.59 2012/08/09 08:09:21 christos Exp $     */
   2
   3 /*-
   4  * Copyright (c) 1992 Keith Muller.
   5  * Copyright (c) 1992, 1993
   6  *      The Regents of the University of California.  All rights reserved.
   7  *
   8  * This code is derived from software contributed to Berkeley by
   9  * Keith Muller of the University of California, San Diego.
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions and the following disclaimer.
  16  * 2. Redistributions in binary form must reproduce the above copyright
  17  *    notice, this list of conditions and the following disclaimer in the
  18  *    documentation and/or other materials provided with the distribution.
  19  * 3. Neither the name of the University nor the names of its contributors
  20  *    may be used to endorse or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  33  * SUCH DAMAGE.
  34  *
  35  *      @(#)extern.h    8.2 (Berkeley) 4/18/94
  36  */
  37
  38 /*
  39  * External references from each source file
  40  */
  41
  42 #include <sys/cdefs.h>
  43 #include <err.h>
  44
  45 /*
  46  * ar_io.c
  47  */
  48 extern const char *arcname;
  49 extern int curdirfd;
  50 extern const char *gzip_program;
  51 extern time_t starttime;
  52 extern int force_one_volume;
  53 extern char *chdname;
  54 extern int forcelocal;
  55 extern int secure;
  56
  57 int ar_open(const char *);
  58 void ar_close(void);
  59 void ar_drain(void);
  60 int ar_set_wr(void);
  61 int ar_app_ok(void);
  62 #ifdef SYS_NO_RESTART
  63 int read_with_restart(int, void *, int);
  64 int write_with_restart(int, void *, int);
  65 #else
  66 #define read_with_restart       read
  67 #define write_with_restart      write
  68 #endif
  69 int xread(int, void *, int);
  70 int xwrite(int, void *, int);
  71 int ar_read(char *, int);
  72 int ar_write(char *, int);
  73 int ar_rdsync(void);
  74 int ar_fow(off_t, off_t *);
  75 int ar_rev(off_t );
  76 int ar_next(void);
  77 void ar_summary(int);
  78 int ar_dochdir(const char *);
  79
  80 /*
  81  * ar_subs.c
  82  */
  83 extern u_long flcnt;
  84 extern ARCHD archd;
  85 int updatepath(void);
  86 int dochdir(const char *);
  87 int fdochdir(int);
  88 int domkdir(const char *, mode_t);
  89 int list(void);
  90 int extract(void);
  91 int append(void);
  92 int archive(void);
  93 int copy(void);
  94
  95 /*
  96  * buf_subs.c
  97  */
  98 extern int blksz;
  99 extern int wrblksz;
 100 extern int maxflt;
 101 extern int rdblksz;
 102 extern off_t wrlimit;
 103 extern off_t rdcnt;
 104 extern off_t wrcnt;
 105 int wr_start(void);
 106 int rd_start(void);
 107 void cp_start(void);
 108 int appnd_start(off_t);
 109 int rd_sync(void);
 110 void pback(char *, int);
 111 int rd_skip(off_t);
 112 void wr_fin(void);
 113 int wr_rdbuf(char *, int);
 114 int rd_wrbuf(char *, int);
 115 int wr_skip(off_t);
 116 int wr_rdfile(ARCHD *, int, off_t *);
 117 int rd_wrfile(ARCHD *, int, off_t *);
 118 void cp_file(ARCHD *, int, int);
 119 int buf_fill(void);
 120 int buf_flush(int);
 121
 122 /*
 123  * cpio.c
 124  */
 125 extern int cpio_swp_head;
 126 int cpio_strd(void);
 127 int cpio_subtrail(ARCHD *);
 128 int cpio_endwr(void);
 129 int cpio_id(char *, int);
 130 int cpio_rd(ARCHD *, char *);
 131 off_t cpio_endrd(void);
 132 int cpio_stwr(void);
 133 int cpio_wr(ARCHD *);
 134 int vcpio_id(char *, int);
 135 int crc_id(char *, int);
 136 int crc_strd(void);
 137 int vcpio_rd(ARCHD *, char *);
 138 off_t vcpio_endrd(void);
 139 int crc_stwr(void);
 140 int vcpio_wr(ARCHD *);
 141 int bcpio_id(char *, int);
 142 int bcpio_rd(ARCHD *, char *);
 143 off_t bcpio_endrd(void);
 144 int bcpio_wr(ARCHD *);
 145
 146 /*
 147  * file_subs.c
 148  */
 149 extern char *gnu_name_string, *gnu_link_string;
 150 extern size_t gnu_name_length, gnu_link_length;
 151 extern char *xtmp_name;
 152 int file_creat(ARCHD *, int);
 153 void file_close(ARCHD *, int);
 154 int lnk_creat(ARCHD *, int *);
 155 int cross_lnk(ARCHD *);
 156 int chk_same(ARCHD *);
 157 int node_creat(ARCHD *);
 158 int unlnk_exist(char *, int);
 159 int chk_path(char *, uid_t, gid_t);
 160 void set_ftime(char *fnm, time_t mtime, time_t atime, int frc, int slk);
 161 int set_ids(char *, uid_t, gid_t);
 162 void set_pmode(char *, mode_t);
 163 void set_chflags(char *fnm, u_int32_t flags);
 164 int file_write(int, char *, int, int *, int *, int, char *);
 165 void file_flush(int, char *, int);
 166 void rdfile_close(ARCHD *, int *);
 167 int set_crc(ARCHD *, int);
 168
 169 /*
 170  * ftree.c
 171  */
 172 int ftree_start(void);
 173 int ftree_add(char *, int);
 174 void ftree_sel(ARCHD *);
 175 void ftree_chk(void);
 176 int next_file(ARCHD *);
 177
 178 /*
 179  * gen_subs.c
 180  */
 181 void ls_list(ARCHD *, time_t, FILE *);
 182 void ls_tty(ARCHD *);
 183 void safe_print(const char *, FILE *);
 184 uint32_t asc_u32(char *, int, int);
 185 int u32_asc(uintmax_t, char *, int, int);
 186 uintmax_t asc_umax(char *, int, int);
 187 int umax_asc(uintmax_t, char *, int, int);
 188 int check_Aflag(void);
 189
 190 /*
 191  * getoldopt.c
 192  */
 193 struct option;
 194 int getoldopt(int, char **, const char *, struct option *, int *);
 195
 196 /*
 197  * options.c
 198  */
 199 extern FSUB fsub[];
 200 extern int ford[];
 201 extern int sep;
 202 extern int havechd;
 203 void options(int, char **);
 204 OPLIST * opt_next(void);
 205 int bad_opt(void);
 206 int mkpath(char *);
 207 char *chdname;
 208 #if !HAVE_NBTOOL_CONFIG_H
 209 int do_chroot;
 210 #endif
 211
 212 /*
 213  * pat_rep.c
 214  */
 215 int rep_add(char *);
 216 int pat_add(char *, char *, int);
 217 void pat_chk(void);
 218 int pat_sel(ARCHD *);
 219 int pat_match(ARCHD *);
 220 int mod_name(ARCHD *, int);
 221 int set_dest(ARCHD *, char *, int);
 222
 223 /*
 224  * pax.c
 225  */
 226 extern int act;
 227 extern FSUB *frmt;
 228 extern int Aflag;
 229 extern int cflag;
 230 extern int cwdfd;
 231 extern int dflag;
 232 extern int iflag;
 233 extern int kflag;
 234 extern int lflag;
 235 extern int nflag;
 236 extern int tflag;
 237 extern int uflag;
 238 extern int vflag;
 239 extern int Dflag;
 240 extern int Hflag;
 241 extern int Lflag;
 242 extern int Mflag;
 243 extern int Vflag;
 244 extern int Xflag;
 245 extern int Yflag;
 246 extern int Zflag;
 247 extern int vfpart;
 248 extern int patime;
 249 extern int pmtime;
 250 extern int nodirs;
 251 extern int pfflags;
 252 extern int pmode;
 253 extern int pids;
 254 extern int rmleadslash;
 255 extern int exit_val;
 256 extern int docrc;
 257 extern int to_stdout;
 258 extern char *dirptr;
 259 extern char *ltmfrmt;
 260 extern const char *argv0;
 261 extern FILE *listf;
 262 extern char *tempfile;
 263 extern char *tempbase;
 264
 265 /*
 266  * sel_subs.c
 267  */
 268 int sel_chk(ARCHD *);
 269 int grp_add(char *);
 270 int usr_add(char *);
 271 int trng_add(char *);
 272
 273 /*
 274  * tables.c
 275  */
 276 int lnk_start(void);
 277 int chk_lnk(ARCHD *);
 278 void purg_lnk(ARCHD *);
 279 void lnk_end(void);
 280 int ftime_start(void);
 281 int chk_ftime(ARCHD *);
 282 int name_start(void);
 283 int add_name(char *, int, char *);
 284 void sub_name(char *, int *, size_t);
 285 int dev_start(void);
 286 int add_dev(ARCHD *);
 287 int map_dev(ARCHD *, u_long, u_long);
 288 int atdir_start(void);
 289 void atdir_end(void);
 290 void add_atdir(char *, dev_t, ino_t, time_t, time_t);
 291 int get_atdir(dev_t, ino_t, time_t *, time_t *);
 292 int dir_start(void);
 293 void add_dir(char *, int, struct stat *, int);
 294 void proc_dir(void);
 295 u_int st_hash(char *, int, int);
 296
 297 /*
 298  * tar.c
 299  */
 300 extern int is_gnutar;
 301 int tar_endwr(void);
 302 off_t tar_endrd(void);
 303 int tar_trail(char *, int, int *);
 304 int tar_id(char *, int);
 305 int tar_opt(void);
 306 int tar_rd(ARCHD *, char *);
 307 int tar_wr(ARCHD *);
 308 int ustar_strd(void);
 309 int ustar_stwr(void);
 310 int ustar_id(char *, int);
 311 int ustar_rd(ARCHD *, char *);
 312 int ustar_wr(ARCHD *);
 313 int tar_gnutar_X_compat(const char *);
 314 int tar_gnutar_minus_minus_exclude(const char *);
 315
 316 /*
 317  * tty_subs.c
 318  */
 319 int tty_init(void);
 320 void tty_prnt(const char *, ...)
 321     __attribute__((format (printf, 1, 2)));
 322 int tty_read(char *, int);
 323 void tty_warn(int, const char *, ...)
 324     __attribute__((format (printf, 2, 3)));
 325 void syswarn(int, int, const char *, ...)
 326     __attribute__((format (printf, 3, 4)));