2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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 * 4. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 static const char copyright[] =
33 "@(#) Copyright (c) 1983, 1993\n\
34 The Regents of the University of California. All rights reserved.\n";
38 static char sccsid[] = "@(#)uuencode.c 8.2 (Berkeley) 4/2/94";
41 #include <sys/cdefs.h>
42 __FBSDID("$FreeBSD$");
45 * uuencode [input] output
47 * Encode a file so it can be mailed to a remote system.
49 #include <sys/param.h>
50 #include <sys/socket.h>
53 #include <netinet/in.h>
64 void base64_encode(void);
65 static void usage(void);
72 main(int argc, char *argv[])
82 if (strcmp(basename(argv[0]), "b64encode") == 0)
85 while ((ch = getopt(argc, argv, "mo:")) != -1) {
102 case 2: /* optional first argument is input file */
103 if (!freopen(*argv, "r", stdin) || fstat(fileno(stdin), &sb))
105 #define RWX (S_IRWXU|S_IRWXG|S_IRWXO)
106 mode = sb.st_mode & RWX;
110 #define RW (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)
111 mode = RW & ~umask(RW);
120 if (outfile != NULL) {
121 output = fopen(outfile, "w+");
123 err(1, "unable to open %s for output", outfile);
131 errx(1, "write error");
135 /* ENC is the basic 1 character encoding function to make a char printing */
136 #define ENC(c) ((c) ? ((c) & 077) + ' ': '`')
139 * Copy from in to out, encoding in base64 as you go along.
145 * Output must fit into 80 columns, chunks come in 4, leave 1.
147 #define GROUPS ((80 / 4) - 1)
148 unsigned char buf[3];
149 char buf2[sizeof(buf) * 2 + 1];
155 fprintf(output, "begin-base64 %o %s\n", mode, *av);
156 while ((n = fread(buf, 1, sizeof(buf), stdin))) {
158 rv = b64_ntop(buf, n, buf2, (sizeof(buf2) / sizeof(buf2[0])));
160 errx(1, "b64_ntop: error encoding base64");
161 fprintf(output, "%s%s", buf2, (sequence % GROUPS) ? "" : "\n");
163 if (sequence % GROUPS)
164 fprintf(output, "\n");
165 fprintf(output, "====\n");
169 * Copy from in to out, encoding as you go along.
178 (void)fprintf(output, "begin %o %s\n", mode, *av);
179 while ((n = fread(buf, 1, 45, stdin))) {
181 if (fputc(ch, output) == EOF)
183 for (p = buf; n > 0; n -= 3, p += 3) {
184 /* Pad with nulls if not a multiple of 3. */
192 if (fputc(ch, output) == EOF)
194 ch = ((*p << 4) & 060) | ((p[1] >> 4) & 017);
196 if (fputc(ch, output) == EOF)
198 ch = ((p[1] << 2) & 074) | ((p[2] >> 6) & 03);
200 if (fputc(ch, output) == EOF)
204 if (fputc(ch, output) == EOF)
207 if (fputc('\n', output) == EOF)
211 errx(1, "read error");
212 (void)fprintf(output, "%c\nend\n", ENC('\0'));
218 (void)fprintf(stderr,
219 "usage: uuencode [-m] [-o outfile] [infile] remotefile\n"
220 " b64encode [-o outfile] [infile] remotefile\n");