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))); 320