1/*-
2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34#ifndef lint
35static const char copyright[] =
36"@(#) Copyright (c) 1983, 1993\n\
37 The Regents of the University of California. All rights reserved.\n";
38#endif /* not lint */
39
40#if 0
41#ifndef lint
42static char sccsid[] = "@(#)uuencode.c 8.2 (Berkeley) 4/2/94";
43#endif /* not lint */
44#endif
45
46#include <sys/cdefs.h>
| 1/*-
2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34#ifndef lint
35static const char copyright[] =
36"@(#) Copyright (c) 1983, 1993\n\
37 The Regents of the University of California. All rights reserved.\n";
38#endif /* not lint */
39
40#if 0
41#ifndef lint
42static char sccsid[] = "@(#)uuencode.c 8.2 (Berkeley) 4/2/94";
43#endif /* not lint */
44#endif
45
46#include <sys/cdefs.h>
|
86 while ((ch = getopt(argc, argv, "mo:")) != -1) {
87 switch (ch) {
88 case 'm':
89 base64 = 1;
90 break;
91 case 'o':
92 outfile = optarg;
93 break;
94 case '?':
95 default:
96 usage();
97 }
98 }
99 argv += optind;
100 argc -= optind;
101
102 switch(argc) {
103 case 2: /* optional first argument is input file */
104 if (!freopen(*argv, "r", stdin) || fstat(fileno(stdin), &sb))
105 err(1, "%s", *argv);
106#define RWX (S_IRWXU|S_IRWXG|S_IRWXO)
107 mode = sb.st_mode & RWX;
108 ++argv;
109 break;
110 case 1:
111#define RW (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)
112 mode = RW & ~umask(RW);
113 break;
114 case 0:
115 default:
116 usage();
117 }
118
119 av = argv;
120
121 if (outfile != NULL) {
122 output = fopen(outfile, "w+");
123 if (output == NULL)
124 err(1, "unable to open %s for output", outfile);
125 } else
126 output = stdout;
127 if (base64)
128 base64_encode();
129 else
130 encode();
131 if (ferror(output))
132 errx(1, "write error");
133 exit(0);
134}
135
136/* ENC is the basic 1 character encoding function to make a char printing */
137#define ENC(c) ((c) ? ((c) & 077) + ' ': '`')
138
139/*
140 * Copy from in to out, encoding in base64 as you go along.
141 */
142void
143base64_encode(void)
144{
145 /*
146 * Output must fit into 80 columns, chunks come in 4, leave 1.
147 */
148#define GROUPS ((80 / 4) - 1)
149 unsigned char buf[3];
150 char buf2[sizeof(buf) * 2 + 1];
151 size_t n;
152 int rv, sequence;
153
154 sequence = 0;
155
156 fprintf(output, "begin-base64 %o %s\n", mode, *av);
157 while ((n = fread(buf, 1, sizeof(buf), stdin))) {
158 ++sequence;
159 rv = b64_ntop(buf, n, buf2, (sizeof(buf2) / sizeof(buf2[0])));
160 if (rv == -1)
161 errx(1, "b64_ntop: error encoding base64");
162 fprintf(output, "%s%s", buf2, (sequence % GROUPS) ? "" : "\n");
163 }
164 if (sequence % GROUPS)
165 fprintf(output, "\n");
166 fprintf(output, "====\n");
167}
168
169/*
170 * Copy from in to out, encoding as you go along.
171 */
172void
173encode(void)
174{
175 register int ch, n;
176 register char *p;
177 char buf[80];
178
179 (void)fprintf(output, "begin %o %s\n", mode, *av);
180 while ((n = fread(buf, 1, 45, stdin))) {
181 ch = ENC(n);
182 if (fputc(ch, output) == EOF)
183 break;
184 for (p = buf; n > 0; n -= 3, p += 3) {
185 /* Pad with nulls if not a multiple of 3. */
186 if (n < 3) {
187 p[2] = '\0';
188 if (n < 2)
189 p[1] = '\0';
190 }
191 ch = *p >> 2;
192 ch = ENC(ch);
193 if (fputc(ch, output) == EOF)
194 break;
195 ch = ((*p << 4) & 060) | ((p[1] >> 4) & 017);
196 ch = ENC(ch);
197 if (fputc(ch, output) == EOF)
198 break;
199 ch = ((p[1] << 2) & 074) | ((p[2] >> 6) & 03);
200 ch = ENC(ch);
201 if (fputc(ch, output) == EOF)
202 break;
203 ch = p[2] & 077;
204 ch = ENC(ch);
205 if (fputc(ch, output) == EOF)
206 break;
207 }
208 if (fputc('\n', output) == EOF)
209 break;
210 }
211 if (ferror(stdin))
212 errx(1, "read error");
213 (void)fprintf(output, "%c\nend\n", ENC('\0'));
214}
215
216static void
217usage(void)
218{
219 (void)fprintf(stderr,"usage: uuencode [-m] [-o outfile] [infile] remotefile\n");
220 exit(1);
221}
| 89 while ((ch = getopt(argc, argv, "mo:")) != -1) {
90 switch (ch) {
91 case 'm':
92 base64 = 1;
93 break;
94 case 'o':
95 outfile = optarg;
96 break;
97 case '?':
98 default:
99 usage();
100 }
101 }
102 argv += optind;
103 argc -= optind;
104
105 switch(argc) {
106 case 2: /* optional first argument is input file */
107 if (!freopen(*argv, "r", stdin) || fstat(fileno(stdin), &sb))
108 err(1, "%s", *argv);
109#define RWX (S_IRWXU|S_IRWXG|S_IRWXO)
110 mode = sb.st_mode & RWX;
111 ++argv;
112 break;
113 case 1:
114#define RW (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)
115 mode = RW & ~umask(RW);
116 break;
117 case 0:
118 default:
119 usage();
120 }
121
122 av = argv;
123
124 if (outfile != NULL) {
125 output = fopen(outfile, "w+");
126 if (output == NULL)
127 err(1, "unable to open %s for output", outfile);
128 } else
129 output = stdout;
130 if (base64)
131 base64_encode();
132 else
133 encode();
134 if (ferror(output))
135 errx(1, "write error");
136 exit(0);
137}
138
139/* ENC is the basic 1 character encoding function to make a char printing */
140#define ENC(c) ((c) ? ((c) & 077) + ' ': '`')
141
142/*
143 * Copy from in to out, encoding in base64 as you go along.
144 */
145void
146base64_encode(void)
147{
148 /*
149 * Output must fit into 80 columns, chunks come in 4, leave 1.
150 */
151#define GROUPS ((80 / 4) - 1)
152 unsigned char buf[3];
153 char buf2[sizeof(buf) * 2 + 1];
154 size_t n;
155 int rv, sequence;
156
157 sequence = 0;
158
159 fprintf(output, "begin-base64 %o %s\n", mode, *av);
160 while ((n = fread(buf, 1, sizeof(buf), stdin))) {
161 ++sequence;
162 rv = b64_ntop(buf, n, buf2, (sizeof(buf2) / sizeof(buf2[0])));
163 if (rv == -1)
164 errx(1, "b64_ntop: error encoding base64");
165 fprintf(output, "%s%s", buf2, (sequence % GROUPS) ? "" : "\n");
166 }
167 if (sequence % GROUPS)
168 fprintf(output, "\n");
169 fprintf(output, "====\n");
170}
171
172/*
173 * Copy from in to out, encoding as you go along.
174 */
175void
176encode(void)
177{
178 register int ch, n;
179 register char *p;
180 char buf[80];
181
182 (void)fprintf(output, "begin %o %s\n", mode, *av);
183 while ((n = fread(buf, 1, 45, stdin))) {
184 ch = ENC(n);
185 if (fputc(ch, output) == EOF)
186 break;
187 for (p = buf; n > 0; n -= 3, p += 3) {
188 /* Pad with nulls if not a multiple of 3. */
189 if (n < 3) {
190 p[2] = '\0';
191 if (n < 2)
192 p[1] = '\0';
193 }
194 ch = *p >> 2;
195 ch = ENC(ch);
196 if (fputc(ch, output) == EOF)
197 break;
198 ch = ((*p << 4) & 060) | ((p[1] >> 4) & 017);
199 ch = ENC(ch);
200 if (fputc(ch, output) == EOF)
201 break;
202 ch = ((p[1] << 2) & 074) | ((p[2] >> 6) & 03);
203 ch = ENC(ch);
204 if (fputc(ch, output) == EOF)
205 break;
206 ch = p[2] & 077;
207 ch = ENC(ch);
208 if (fputc(ch, output) == EOF)
209 break;
210 }
211 if (fputc('\n', output) == EOF)
212 break;
213 }
214 if (ferror(stdin))
215 errx(1, "read error");
216 (void)fprintf(output, "%c\nend\n", ENC('\0'));
217}
218
219static void
220usage(void)
221{
222 (void)fprintf(stderr,"usage: uuencode [-m] [-o outfile] [infile] remotefile\n");
223 exit(1);
224}
|