2 * Copyright (c) 1992 Keith Muller.
3 * Copyright (c) 1992, 1993
4 * The Regents of the University of California. All rights reserved.
6 * This code is derived from software contributed to Berkeley by
7 * Keith Muller of the University of California, San Diego.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. All advertising materials mentioning features or use of this software
18 * must display the following acknowledgement:
19 * This product includes software developed by the University of
20 * California, Berkeley and its contributors.
21 * 4. Neither the name of the University nor the names of its contributors
22 * may be used to endorse or promote products derived from this software
23 * without specific prior written permission.
25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
40 static char sccsid[] = "@(#)gen_subs.c 8.1 (Berkeley) 5/31/93";
42 static const char rcsid[] =
43 "$FreeBSD: src/bin/pax/gen_subs.c,v 1.12.2.4 2002/03/12 17:49:17 phantom Exp $";
46 #include <sys/types.h>
59 * a collection of general purpose subroutines used by pax
63 * constants used by ls_list() when printing out archive members
67 #define SIXMONTHS ((365 / 2) * 86400)
68 #define CURFRMTM "%b %e %H:%M"
69 #define OLDFRMTM "%b %e %Y"
70 #define CURFRMTD "%e %b %H:%M"
71 #define OLDFRMTD "%e %b %Y"
77 static int d_first = -1;
81 * list the members of an archive in ls format
86 ls_list(register ARCHD *arcn, time_t now, FILE *fp)
89 ls_list(arcn, now, fp)
95 register struct stat *sbp;
101 * if not verbose, just print the file name
104 (void)fprintf(fp, "%s\n", arcn->name);
110 d_first = (*nl_langinfo(D_MD_ORDER) == 'd');
112 * user wants long mode
115 strmode(sbp->st_mode, f_mode);
118 * time format based on age compared to the time pax was started.
120 if ((sbp->st_mtime + SIXMONTHS) <= now)
121 timefrmt = d_first ? OLDFRMTD : OLDFRMTM;
123 timefrmt = d_first ? CURFRMTD : CURFRMTM;
126 * print file mode, link count, uid, gid and time
128 if (strftime(f_date,DATELEN,timefrmt,localtime(&(sbp->st_mtime))) == 0)
130 (void)fprintf(fp, "%s%2u %-*s %-*s ", f_mode, sbp->st_nlink,
131 UT_NAMESIZE, name_uid(sbp->st_uid, 1), UT_GRPSIZE,
132 name_gid(sbp->st_gid, 1));
135 * print device id's for devices, or sizes for other nodes
137 if ((arcn->type == PAX_CHR) || (arcn->type == PAX_BLK))
139 (void)fprintf(fp, "%4u,%4u ", MAJOR(sbp->st_rdev),
140 MINOR(sbp->st_rdev));
142 (void)fprintf(fp, "%4lu,%4lu ", (unsigned long)MAJOR(sbp->st_rdev),
143 (unsigned long)MINOR(sbp->st_rdev));
147 (void)fprintf(fp, "%9lu ", sbp->st_size);
149 (void)fprintf(fp, "%9qu ", sbp->st_size);
154 * print name and link info for hard and soft links
156 (void)fprintf(fp, "%s %s", f_date, arcn->name);
157 if ((arcn->type == PAX_HLK) || (arcn->type == PAX_HRG))
158 (void)fprintf(fp, " == %s\n", arcn->ln_name);
159 else if (arcn->type == PAX_SLK)
160 (void)fprintf(fp, " => %s\n", arcn->ln_name);
162 (void)putc('\n', fp);
169 * print a short summary of file to tty.
174 ls_tty(register ARCHD *arcn)
178 register ARCHD *arcn;
181 char f_date[DATELEN];
182 char f_mode[MODELEN];
186 d_first = (*nl_langinfo(D_MD_ORDER) == 'd');
188 if ((arcn->sb.st_mtime + SIXMONTHS) <= time((time_t *)NULL))
189 timefrmt = d_first ? OLDFRMTD : OLDFRMTM;
191 timefrmt = d_first ? CURFRMTD : CURFRMTM;
194 * convert time to string, and print
196 if (strftime(f_date, DATELEN, timefrmt,
197 localtime(&(arcn->sb.st_mtime))) == 0)
199 strmode(arcn->sb.st_mode, f_mode);
200 tty_prnt("%s%s %s\n", f_mode, f_date, arcn->name);
206 * copy src to dest up to len chars (stopping at first '\0').
207 * when src is shorter than len, pads to len with '\0'.
209 * number of chars copied. (Note this is a real performance win over
210 * doing a strncpy(), a strlen(), and then a possible memset())
215 l_strncpy(register char *dest, register char *src, int len)
218 l_strncpy(dest, src, len)
225 register char *start;
229 while ((dest < stop) && (*src != '\0'))
239 * convert hex/octal character string into a u_long. We do not have to
240 * check for overflow! (the headers in all supported formats are not large
241 * enough to create an overflow).
242 * NOTE: strings passed to us are NOT TERMINATED.
244 * unsigned long value
249 asc_ul(register char *str, int len, register int base)
252 asc_ul(str, len, base)
264 * skip over leading blanks and zeros
266 while ((str < stop) && ((*str == ' ') || (*str == '0')))
270 * for each valid digit, shift running value (tval) over to next digit
275 if ((*str >= '0') && (*str <= '9'))
276 tval = (tval << 4) + (*str++ - '0');
277 else if ((*str >= 'A') && (*str <= 'F'))
278 tval = (tval << 4) + 10 + (*str++ - 'A');
279 else if ((*str >= 'a') && (*str <= 'f'))
280 tval = (tval << 4) + 10 + (*str++ - 'a');
285 while ((str < stop) && (*str >= '0') && (*str <= '7'))
286 tval = (tval << 3) + (*str++ - '0');
293 * convert an unsigned long into an hex/oct ascii string. pads with LEADING
294 * ascii 0's to fill string completely
295 * NOTE: the string created is NOT TERMINATED.
300 ul_asc(u_long val, register char *str, register int len, register int base)
303 ul_asc(val, str, len, base)
314 * WARNING str is not '\0' terminated by this routine
319 * do a tailwise conversion (start at right most end of string to place
320 * least significant digit). Keep shifting until conversion value goes
321 * to zero (all digits were converted)
325 if ((digit = (val & 0xf)) < 10)
326 *pt-- = '0' + (char)digit;
328 *pt-- = 'a' + (char)(digit - 10);
329 if ((val = (val >> 4)) == (u_long)0)
334 *pt-- = '0' + (char)(val & 0x7);
335 if ((val = (val >> 3)) == (u_long)0)
341 * pad with leading ascii ZEROS. We return -1 if we ran out of space.
345 if (val != (u_long)0)
353 * convert hex/octal character string into a u_quad_t. We do not have to
354 * check for overflow! (the headers in all supported formats are not large
355 * enough to create an overflow).
356 * NOTE: strings passed to us are NOT TERMINATED.
363 asc_uqd(register char *str, int len, register int base)
366 asc_uqd(str, len, base)
378 * skip over leading blanks and zeros
380 while ((str < stop) && ((*str == ' ') || (*str == '0')))
384 * for each valid digit, shift running value (tval) over to next digit
389 if ((*str >= '0') && (*str <= '9'))
390 tval = (tval << 4) + (*str++ - '0');
391 else if ((*str >= 'A') && (*str <= 'F'))
392 tval = (tval << 4) + 10 + (*str++ - 'A');
393 else if ((*str >= 'a') && (*str <= 'f'))
394 tval = (tval << 4) + 10 + (*str++ - 'a');
399 while ((str < stop) && (*str >= '0') && (*str <= '7'))
400 tval = (tval << 3) + (*str++ - '0');
407 * convert an u_quad_t into a hex/oct ascii string. pads with LEADING
408 * ascii 0's to fill string completely
409 * NOTE: the string created is NOT TERMINATED.
414 uqd_asc(u_quad_t val, register char *str, register int len, register int base)
417 uqd_asc(val, str, len, base)
428 * WARNING str is not '\0' terminated by this routine
433 * do a tailwise conversion (start at right most end of string to place
434 * least significant digit). Keep shifting until conversion value goes
435 * to zero (all digits were converted)
439 if ((digit = (val & 0xf)) < 10)
440 *pt-- = '0' + (char)digit;
442 *pt-- = 'a' + (char)(digit - 10);
443 if ((val = (val >> 4)) == (u_quad_t)0)
448 *pt-- = '0' + (char)(val & 0x7);
449 if ((val = (val >> 3)) == (u_quad_t)0)
455 * pad with leading ascii ZEROS. We return -1 if we ran out of space.
459 if (val != (u_quad_t)0)