bin/pax/extern.h

   1 /*      $OpenBSD: extern.h,v 1.57 2016/08/25 01:44:55 guenther Exp $    */
   2 /*      $NetBSD: extern.h,v 1.5 1996/03/26 23:54:16 mrg Exp $   */
   3
   4 /*-
   5  * Copyright (c) 1992 Keith Muller.
   6  * Copyright (c) 1992, 1993
   7  *      The Regents of the University of California.  All rights reserved.
   8  *
   9  * This code is derived from software contributed to Berkeley by
  10  * Keith Muller of the University of California, San Diego.
  11  *
  12  * Redistribution and use in source and binary forms, with or without
  13  * modification, are permitted provided that the following conditions
  14  * are met:
  15  * 1. Redistributions of source code must retain the above copyright
  16  *    notice, this list of conditions and the following disclaimer.
  17  * 2. Redistributions in binary form must reproduce the above copyright
  18  *    notice, this list of conditions and the following disclaimer in the
  19  *    documentation and/or other materials provided with the distribution.
  20  * 3. Neither the name of the University nor the names of its contributors
  21  *    may be used to endorse or promote products derived from this software
  22  *    without specific prior written permission.
  23  *
  24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  34  * SUCH DAMAGE.
  35  *
  36  *      @(#)extern.h    8.2 (Berkeley) 4/18/94
  37  */
  38
  39 /*
  40  * External references from each source file
  41  */
  42
  43 /*
  44  * ar_io.c
  45  */
  46 extern const char *arcname;
  47 extern const char *gzip_program;
  48 extern int force_one_volume;
  49 int ar_open(const char *);
  50 void ar_close(int _in_sig);
  51 void ar_drain(void);
  52 int ar_set_wr(void);
  53 int ar_app_ok(void);
  54 int ar_read(char *, int);
  55 int ar_write(char *, int);
  56 int ar_rdsync(void);
  57 int ar_fow(off_t, off_t *);
  58 int ar_rev(off_t );
  59 int ar_next(void);
  60
  61 /*
  62  * ar_subs.c
  63  */
  64 extern u_long flcnt;
  65 void list(void);
  66 void extract(void);
  67 void append(void);
  68 void archive(void);
  69 void copy(void);
  70
  71 /*
  72  * buf_subs.c
  73  */
  74 extern int blksz;
  75 extern int wrblksz;
  76 extern int maxflt;
  77 extern int rdblksz;
  78 extern off_t wrlimit;
  79 extern off_t rdcnt;
  80 extern off_t wrcnt;
  81 int wr_start(void);
  82 int rd_start(void);
  83 void cp_start(void);
  84 int appnd_start(off_t);
  85 int rd_sync(void);
  86 void pback(char *, int);
  87 int rd_skip(off_t);
  88 void wr_fin(void);
  89 int wr_rdbuf(char *, int);
  90 int rd_wrbuf(char *, int);
  91 int wr_skip(off_t);
  92 int wr_rdfile(ARCHD *, int, off_t *);
  93 int rd_wrfile(ARCHD *, int, off_t *);
  94 void cp_file(ARCHD *, int, int);
  95 int buf_fill(void);
  96 int buf_flush(int);
  97
  98 /*
  99  * cache.c
 100  */
 101 int usrtb_start(void);
 102 int grptb_start(void);
 103 int uid_name(char *, uid_t *);
 104 int gid_name(char *, gid_t *);
 105
 106 /*
 107  * cpio.c
 108  */
 109 int cpio_strd(void);
 110 int cpio_trail(ARCHD *, char *, int, int *);
 111 int cpio_endwr(void);
 112 int cpio_id(char *, int);
 113 int cpio_rd(ARCHD *, char *);
 114 off_t cpio_endrd(void);
 115 int cpio_stwr(void);
 116 int cpio_wr(ARCHD *);
 117 int vcpio_id(char *, int);
 118 int crc_id(char *, int);
 119 int crc_strd(void);
 120 int vcpio_rd(ARCHD *, char *);
 121 off_t vcpio_endrd(void);
 122 int crc_stwr(void);
 123 int vcpio_wr(ARCHD *);
 124 int bcpio_id(char *, int);
 125 int bcpio_rd(ARCHD *, char *);
 126 off_t bcpio_endrd(void);
 127 int bcpio_wr(ARCHD *);
 128
 129 /*
 130  * file_subs.c
 131  */
 132 int file_creat(ARCHD *);
 133 void file_close(ARCHD *, int);
 134 int lnk_creat(ARCHD *);
 135 int cross_lnk(ARCHD *);
 136 int chk_same(ARCHD *);
 137 int node_creat(ARCHD *);
 138 int unlnk_exist(char *, int);
 139 int chk_path(char *, uid_t, gid_t);
 140 void set_ftime(const char *, const struct timespec *,
 141     const struct timespec *, int);
 142 void fset_ftime(const char *, int, const struct timespec *,
 143     const struct timespec *, int);
 144 int set_ids(char *, uid_t, gid_t);
 145 int fset_ids(char *, int, uid_t, gid_t);
 146 void set_pmode(char *, mode_t);
 147 void fset_pmode(char *, int, mode_t);
 148 int set_attr(const struct file_times *, int _force_times, mode_t, int _do_mode,
 149     int _in_sig);
 150 int file_write(int, char *, int, int *, int *, int, char *);
 151 void file_flush(int, char *, int);
 152 void rdfile_close(ARCHD *, int *);
 153 int set_crc(ARCHD *, int);
 154
 155 /*
 156  * ftree.c
 157  */
 158 int ftree_start(void);
 159 int ftree_add(char *, int);
 160 void ftree_sel(ARCHD *);
 161 void ftree_skipped_newer(ARCHD *);
 162 void ftree_chk(void);
 163 int next_file(ARCHD *);
 164
 165 /*
 166  * gen_subs.c
 167  */
 168 void ls_list(ARCHD *, time_t, FILE *);
 169 void ls_tty(ARCHD *);
 170 void safe_print(const char *, FILE *);
 171 u_long asc_ul(char *, int, int);
 172 int ul_asc(u_long, char *, int, int);
 173 unsigned long long asc_ull(char *, int, int);
 174 int ull_asc(unsigned long long, char *, int, int);
 175 size_t fieldcpy(char *, size_t, const char *, size_t);
 176
 177 /*
 178  * getoldopt.c
 179  */
 180 int getoldopt(int, char **, const char *);
 181
 182 /*
 183  * options.c
 184  */
 185 extern FSUB fsub[];
 186 extern int ford[];
 187 void options(int, char **);
 188 OPLIST * opt_next(void);
 189 int opt_add(const char *);
 190 int bad_opt(void);
 191 extern char *chdname;
 192
 193 /*
 194  * pat_rep.c
 195  */
 196 int rep_add(char *);
 197 int pat_add(char *, char *);
 198 void pat_chk(void);
 199 int pat_sel(ARCHD *);
 200 int pat_match(ARCHD *);
 201 int mod_name(ARCHD *);
 202 int set_dest(ARCHD *, char *, int);
 203 int has_dotdot(const char *);
 204
 205 /*
 206  * pax.c
 207  */
 208 extern int act;
 209 extern FSUB *frmt;
 210 extern int cflag;
 211 extern int cwdfd;
 212 extern int dflag;
 213 extern int iflag;
 214 extern int kflag;
 215 extern int lflag;
 216 extern int nflag;
 217 extern int tflag;
 218 extern int uflag;
 219 extern int vflag;
 220 extern int Dflag;
 221 extern int Hflag;
 222 extern int Lflag;
 223 extern int Nflag;
 224 extern int Xflag;
 225 extern int Yflag;
 226 extern int Zflag;
 227 extern int zeroflag;
 228 extern int vfpart;
 229 extern int patime;
 230 extern int pmtime;
 231 extern int nodirs;
 232 extern int pmode;
 233 extern int pids;
 234 extern int rmleadslash;
 235 extern int exit_val;
 236 extern int docrc;
 237 extern char *dirptr;
 238 extern char *argv0;
 239 extern enum op_mode { OP_PAX, OP_TAR, OP_CPIO } op_mode;
 240 extern FILE *listf;
 241 extern int listfd;
 242 extern char *tempfile;
 243 extern char *tempbase;
 244 extern int havechd;
 245
 246 void sig_cleanup(int);
 247
 248 /*
 249  * sel_subs.c
 250  */
 251 int sel_chk(ARCHD *);
 252 int grp_add(char *);
 253 int usr_add(char *);
 254 int trng_add(char *);
 255
 256 /*
 257  * tables.c
 258  */
 259 int lnk_start(void);
 260 int chk_lnk(ARCHD *);
 261 void purg_lnk(ARCHD *);
 262 void lnk_end(void);
 263 int ftime_start(void);
 264 int chk_ftime(ARCHD *);
 265 int sltab_start(void);
 266 int sltab_add_sym(const char *_path, const char *_value, mode_t _mode);
 267 int sltab_add_link(const char *, const struct stat *);
 268 void sltab_process(int _in_sig);
 269 int name_start(void);
 270 int add_name(char *, int, char *);
 271 void sub_name(char *, int *, size_t);
 272 #ifndef NOCPIO
 273 int dev_start(void);
 274 int add_dev(ARCHD *);
 275 int map_dev(ARCHD *, u_long, u_long);
 276 #else
 277 # define dev_start()    0
 278 # define add_dev(x)     0
 279 # define map_dev(x,y,z) 0
 280 #endif /* NOCPIO */
 281 int atdir_start(void);
 282 void atdir_end(void);
 283 void add_atdir(char *, dev_t, ino_t, const struct timespec *,
 284     const struct timespec *);
 285 int do_atdir(const char *, dev_t, ino_t);
 286 int dir_start(void);
 287 void add_dir(char *, struct stat *, int);
 288 void delete_dir(dev_t, ino_t);
 289 void proc_dir(int _in_sig);
 290 u_int st_hash(const char *, int, int);
 291
 292 /*
 293  * tar.c
 294  */
 295 extern int tar_nodir;
 296 extern char *gnu_name_string, *gnu_link_string;
 297 int tar_endwr(void);
 298 off_t tar_endrd(void);
 299 int tar_trail(ARCHD *, char *, int, int *);
 300 int tar_id(char *, int);
 301 int tar_opt(void);
 302 int tar_rd(ARCHD *, char *);
 303 int tar_wr(ARCHD *);
 304 int ustar_strd(void);
 305 int ustar_id(char *, int);
 306 int ustar_rd(ARCHD *, char *);
 307 int ustar_wr(ARCHD *);
 308
 309 /*
 310  * tty_subs.c
 311  */
 312 int tty_init(void);
 313 void tty_prnt(const char *, ...)
 314     __attribute__((nonnull(1), format(printf, 1, 2)));
 315 int tty_read(char *, int);
 316 void paxwarn(int, const char *, ...)
 317     __attribute__((nonnull(2), format(printf, 2, 3)));
 318 void syswarn(int, int, const char *, ...)
 319     __attribute__((nonnull(3), format(printf, 3, 4)));