1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
|
static const char cright_years_z[] =
/* uudecode utility. Copyright (C) */
"1994, 1995, 1996, 2002, 2005, 2006, 2007";
/* Free Software Foundation, Inc.
Copyright (C) 1994, 1995, 1996, 2002, 2005, 2006,
2007 Free Software Foundation, Inc.
This product is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
This product is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this product; see the file COPYING. If not, write to
the Free Software Foundation, 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA. */
/* Copyright (c) 1983 Regents of the University of California.
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
3. All advertising materials mentioning features or use of this software
must display the following acknowledgement:
This product includes software developed by the University of
California, Berkeley and its contributors.
4. Neither the name of the University nor the names of its contributors
may be used to endorse or promote products derived from this software
without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE. */
/* Reworked to GNU style by Ian Lance Taylor, ian@airs.com, August 93. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "liballoca.h"
#include "system.h"
#include "basename.h"
#include "error.h"
#include "exit.h"
#if HAVE_LOCALE_H
# include <locale.h>
#else
# define setlocale(Category, Locale)
#endif
#include "gettext.h"
#define _(str) gettext (str)
/*=====================================================================\
| uudecode [FILE ...] |
| |
| Create the specified FILE, decoding as you go. Used with uuencode. |
\=====================================================================*/
#include <pwd.h>
#include "getopt.h"
#define UU_MODE_BITS(_M) ((_M) & (S_IRWXU | S_IRWXG | S_IRWXO))
#if HAVE_FCHMOD
#define UU_CHMOD(_n, _fd, _m) fchmod ((_fd), UU_MODE_BITS(_m))
#else
#define UU_CHMOD(_n, _fd, _m) chmod ((_n), UU_MODE_BITS(_m))
#endif
struct passwd *getpwnam ();
static struct option longopts[] =
{
{ "version", no_argument, NULL, 'v' },
{ "help", no_argument, NULL, 'h' },
{ "output-file", required_argument, NULL, 'o' },
{ NULL, 0, NULL, 0 }
};
static int read_stduu __P ((const char *inname, const char *outname));
static int read_base64 __P ((const char *inname, const char *outname));
static int decode __P ((const char *, const char *));
static void usage __P ((int))
#if defined __GNUC__ && ((__GNUC__ == 2 && __GNUC_MINOR__ >= 5) || __GNUC__ > 2)
__attribute__ ((noreturn))
#endif
;
/* The name this program was run with. */
const char *program_name;
/* Single character decode. */
#define DEC(Char) (((Char) - ' ') & 077)
#if !defined S_ISLNK && defined S_IFLNK
# define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
#endif
#define TRY_PUTCHAR(c) do { \
if (putchar (c) == EOF) { \
error (0, 0, _("%s: Write error"), outname); \
return 1; \
} \
} while (0)
static int
read_stduu (inname, outname)
const char *inname, *outname;
{
char buf[2 * BUFSIZ];
while (1)
{
int n;
char *p;
if (fgets ((char *) buf, sizeof(buf), stdin) == NULL)
{
error (0, 0, _("%s: Short file"), inname);
return 1;
}
p = buf;
/* N is used to avoid writing out all the characters at the end of
the file. */
n = DEC (*p);
if (n <= 0)
break;
for (++p; n >= 3; p += 4, n -= 3)
{
TRY_PUTCHAR (DEC (p[0]) << 2 | DEC (p[1]) >> 4);
TRY_PUTCHAR (DEC (p[1]) << 4 | DEC (p[2]) >> 2);
TRY_PUTCHAR (DEC (p[2]) << 6 | DEC (p[3]));
}
if (n > 0)
{
TRY_PUTCHAR (DEC (p[0]) << 2 | DEC (p[1]) >> 4);
if (n >= 2)
TRY_PUTCHAR (DEC (p[1]) << 4 | DEC (p[2]) >> 2);
}
}
do {
if (fgets (buf, sizeof(buf), stdin) == NULL)
break;
if (strcmp (buf, "end\n") == 0)
return 0;
if (strcmp (buf, "end\r\n") == 0)
return 0;
} while (0);
error (0, 0, _("%s: No `end' line"), inname);
return 1;
}
static int
read_base64 (inname, outname)
const char *inname, *outname;
{
static const char b64_tab[256] =
{
'\177', '\177', '\177', '\177', '\177', '\177', '\177', '\177', /*000-007*/
'\177', '\177', '\177', '\177', '\177', '\177', '\177', '\177', /*010-017*/
'\177', '\177', '\177', '\177', '\177', '\177', '\177', '\177', /*020-027*/
'\177', '\177', '\177', '\177', '\177', '\177', '\177', '\177', /*030-037*/
'\177', '\177', '\177', '\177', '\177', '\177', '\177', '\177', /*040-047*/
'\177', '\177', '\177', '\76', '\177', '\177', '\177', '\77', /*050-057*/
'\64', '\65', '\66', '\67', '\70', '\71', '\72', '\73', /*060-067*/
'\74', '\75', '\177', '\177', '\177', '\100', '\177', '\177', /*070-077*/
'\177', '\0', '\1', '\2', '\3', '\4', '\5', '\6', /*100-107*/
'\7', '\10', '\11', '\12', '\13', '\14', '\15', '\16', /*110-117*/
'\17', '\20', '\21', '\22', '\23', '\24', '\25', '\26', /*120-127*/
'\27', '\30', '\31', '\177', '\177', '\177', '\177', '\177', /*130-137*/
'\177', '\32', '\33', '\34', '\35', '\36', '\37', '\40', /*140-147*/
'\41', '\42', '\43', '\44', '\45', '\46', '\47', '\50', /*150-157*/
'\51', '\52', '\53', '\54', '\55', '\56', '\57', '\60', /*160-167*/
'\61', '\62', '\63', '\177', '\177', '\177', '\177', '\177', /*170-177*/
'\177', '\177', '\177', '\177', '\177', '\177', '\177', '\177', /*200-207*/
'\177', '\177', '\177', '\177', '\177', '\177', '\177', '\177', /*210-217*/
'\177', '\177', '\177', '\177', '\177', '\177', '\177', '\177', /*220-227*/
'\177', '\177', '\177', '\177', '\177', '\177', '\177', '\177', /*230-237*/
'\177', '\177', '\177', '\177', '\177', '\177', '\177', '\177', /*240-247*/
'\177', '\177', '\177', '\177', '\177', '\177', '\177', '\177', /*250-257*/
'\177', '\177', '\177', '\177', '\177', '\177', '\177', '\177', /*260-267*/
'\177', '\177', '\177', '\177', '\177', '\177', '\177', '\177', /*270-277*/
'\177', '\177', '\177', '\177', '\177', '\177', '\177', '\177', /*300-307*/
'\177', '\177', '\177', '\177', '\177', '\177', '\177', '\177', /*310-317*/
'\177', '\177', '\177', '\177', '\177', '\177', '\177', '\177', /*320-327*/
'\177', '\177', '\177', '\177', '\177', '\177', '\177', '\177', /*330-337*/
'\177', '\177', '\177', '\177', '\177', '\177', '\177', '\177', /*340-347*/
'\177', '\177', '\177', '\177', '\177', '\177', '\177', '\177', /*350-357*/
'\177', '\177', '\177', '\177', '\177', '\177', '\177', '\177', /*360-367*/
'\177', '\177', '\177', '\177', '\177', '\177', '\177', '\177', /*370-377*/
};
char buf[2 * BUFSIZ];
while (1)
{
int last_data = 0;
unsigned char *p;
if (fgets (buf, sizeof(buf), stdin) == NULL)
{
error (0, 0, _("%s: Short file"), inname);
return 1;
}
p = (unsigned char *) buf;
if (memcmp (buf, "====", 4) == 0)
break;
if (last_data != 0)
{
error (0, 0, _("%s: data following `=' padding character"), inname);
return 1;
}
/* The following implementation of the base64 decoding might look
a bit clumsy but I only try to follow the POSIX standard:
``All line breaks or other characters not found in the table
[with base64 characters] shall be ignored by decoding
software.'' */
while (*p != '\n')
{
char c1, c2, c3;
while ((b64_tab[*p] & '\100') != 0)
if (*p == '\n' || *p++ == '=')
break;
if (*p == '\n')
/* This leaves the loop. */
continue;
c1 = b64_tab[*p++];
while ((b64_tab[*p] & '\100') != 0)
if (*p == '\n' || *p++ == '=')
{
error (0, 0, _("%s: illegal line"), inname);
return 1;
}
c2 = b64_tab[*p++];
while (b64_tab[*p] == '\177')
if (*p++ == '\n')
{
error (0, 0, _("%s: illegal line"), inname);
return 1;
}
if (*p == '=')
{
TRY_PUTCHAR (c1 << 2 | c2 >> 4);
last_data = 1;
break;
}
c3 = b64_tab[*p++];
while (b64_tab[*p] == '\177')
if (*p++ == '\n')
{
error (0, 0, _("%s: illegal line"), inname);
return 1;
}
TRY_PUTCHAR (c1 << 2 | c2 >> 4);
TRY_PUTCHAR (c2 << 4 | c3 >> 2);
if (*p == '=')
{
last_data = 1;
break;
}
else
TRY_PUTCHAR (c3 << 6 | b64_tab[*p++]);
}
}
return 0;
}
static int
decode (inname, forced_outname)
const char *inname;
const char *forced_outname;
{
struct passwd *pw;
register int n;
register char *p;
int mode, n1;
char buf[2 * BUFSIZ];
char *outname;
int do_base64 = 0;
struct stat attr;
int rval;
/* Search for header line. */
while (1)
{
if (fgets (buf, sizeof (buf), stdin) == NULL)
{
error (0, 0, _("%s: No `begin' line"), inname);
return 1;
}
if (strncmp (buf, "begin", 5) == 0)
{
if (sscanf (buf, "begin-base64 %o %[^\n]", &mode, buf) == 2)
{
do_base64 = 1;
break;
}
else if (sscanf (buf, "begin %o %[^\n]", &mode, buf) == 2)
break;
}
}
/* If the output file name is given on the command line this rules. */
if (forced_outname != NULL)
outname = (char *) forced_outname;
else
{
/* Handle ~user/file format. */
if (buf[0] != '~')
outname = buf;
else
{
p = buf + 1;
while (*p != '/')
++p;
if (*p == '\0')
{
error (0, 0, _("%s: Illegal ~user"), inname);
return 1;
}
*p++ = '\0';
pw = getpwnam (buf + 1);
if (pw == NULL)
{
error (0, 0, _("%s: No user `%s'"), inname, buf + 1);
return 1;
}
n = strlen (pw->pw_dir);
n1 = strlen (p);
outname = (char *) alloca ((size_t) (n + n1 + 2));
memcpy (outname + n + 1, p, (size_t) (n1 + 1));
memcpy (outname, pw->pw_dir, (size_t) n);
outname[n] = '/';
}
}
/* Create output file and set mode. */
if ( (strcmp (outname, "/dev/stdout") != 0)
&& (strcmp (outname, "-") != 0) )
{
FILE* fp;
/* Check out file if it exists */
if (!access(outname, F_OK))
{
if (lstat(outname, &attr) == -1)
{
error (0, errno, _("cannot access %s"), outname);
return 1;
}
if (S_ISFIFO(attr.st_mode))
{
error (0, errno, _("denied writing FIFO (%s)"), outname);
return 1;
}
if (S_ISLNK(attr.st_mode))
{
error (0, errno, _("not following symlink (%s)"), outname);
return 1;
}
}
fp = freopen (outname, FOPEN_WRITE_BINARY, stdout);
if (fp != stdout)
{
error (0, errno, _("freopen of %s"), outname);
return 1;
}
if (UU_CHMOD(outname, fileno (fp), mode) != 0)
{
error (0, errno, _("chmod of %s"), outname);
return 1;
}
}
/* We differenciate decoding standard UU encoding and base64. A
common function would only slow down the program. */
/* For each input line: */
if (do_base64)
rval = read_base64 (inname, outname);
else
rval = read_stduu (inname, outname);
if (rval == 0 && (ferror(stdout) || fflush(stdout) != 0))
{
error (0, 0, _("%s: Write error"), outname);
return 1;
}
return rval;
}
static void
usage (status)
int status;
{
if (status != 0)
fprintf (stderr, _("Try `%s --help' for more information.\n"),
program_name);
else
{
printf (_("Usage: %s [FILE]...\n"), program_name);
fputs (_("\
Mandatory arguments to long options are mandatory to short options too.\n\
-o, --output-file=FILE direct output to FILE\n\
--help display this help and exit\n\
--version output version information and exit\n"), stdout);
/* TRANSLATORS: add the contact address for your translation team! */
printf (_("Report bugs to <%s>.\n"), PACKAGE_BUGREPORT);
}
exit (status);
}
int
main (argc, argv)
int argc;
char *const *argv;
{
int opt;
int exit_status;
const char *outname;
program_name = argv[0];
outname = NULL;
setlocale (LC_ALL, "");
/* Set the text message domain. */
bindtextdomain (PACKAGE, LOCALEDIR);
textdomain (PACKAGE);
while (opt = getopt_long (argc, argv, "o:", longopts, (int *) NULL),
opt != EOF)
{
switch (opt)
{
case 'h':
usage (EXIT_SUCCESS);
case 'o':
outname = optarg;
break;
case 'v':
printf ("%s (GNU %s) %s\n", basename (program_name),
PACKAGE, VERSION);
/* xgettext: no-wrap */
printf (_("Copyright (C) %s Free Software Foundation, Inc.\n\
This is free software; see the source for copying conditions. There is NO\n\
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\
"),
cright_years_z);
exit (EXIT_SUCCESS);
case 0:
break;
default:
usage (EXIT_FAILURE);
}
}
if (optind == argc)
exit_status = decode ("stdin", outname) == 0 ? EXIT_SUCCESS : EXIT_FAILURE;
else
{
exit_status = EXIT_SUCCESS;
do
{
if (freopen (argv[optind], "r", stdin) != NULL)
{
if (decode (argv[optind], outname) != 0)
exit_status = EXIT_FAILURE;
}
else
{
error (0, errno, "%s", argv[optind]);
exit_status = EXIT_FAILURE;
}
optind++;
}
while (optind < argc);
}
exit (exit_status);
}
/*
* Local Variables:
* mode: C
* c-file-style: "gnu"
* indent-tabs-mode: nil
* End:
* end of agen5/autogen.c */
|