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 * 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.
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
33 * @(#) Copyright (c) 1983, 1993 The Regents of the University of California. All rights reserved.
34 * @(#)uuencode.c 8.2 (Berkeley) 4/2/94
35 * $FreeBSD: src/usr.bin/uuencode/uuencode.c,v 1.4.2.5 2002/10/21 11:52:15 fanf Exp $
36 * $DragonFly: src/usr.bin/uuencode/uuencode.c,v 1.2 2003/06/17 04:29:33 dillon Exp $
40 * uuencode [input] output
42 * Encode a file so it can be mailed to a remote system.
44 #include <sys/param.h>
45 #include <sys/socket.h>
48 #include <netinet/in.h>
59 void base64_encode(void);
60 static void usage(void);
67 main(int argc, char *argv[])
77 if (strcmp(basename(argv[0]), "b64encode") == 0)
80 while ((ch = getopt(argc, argv, "mo:")) != -1) {
97 case 2: /* optional first argument is input file */
98 if (!freopen(*argv, "r", stdin) || fstat(fileno(stdin), &sb))
100 #define RWX (S_IRWXU|S_IRWXG|S_IRWXO)
101 mode = sb.st_mode & RWX;
105 #define RW (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)
106 mode = RW & ~umask(RW);
115 if (outfile != NULL) {
116 output = fopen(outfile, "w+");
118 err(1, "unable to open %s for output", outfile);
126 errx(1, "write error");
130 /* ENC is the basic 1 character encoding function to make a char printing */
131 #define ENC(c) ((c) ? ((c) & 077) + ' ': '`')
134 * Copy from in to out, encoding in base64 as you go along.
140 * Output must fit into 80 columns, chunks come in 4, leave 1.
142 #define GROUPS ((80 / 4) - 1)
143 unsigned char buf[3];
144 char buf2[sizeof(buf) * 2 + 1];
150 fprintf(output, "begin-base64 %o %s\n", mode, *av);
151 while ((n = fread(buf, 1, sizeof(buf), stdin))) {
153 rv = b64_ntop(buf, n, buf2, (sizeof(buf2) / sizeof(buf2[0])));
155 errx(1, "b64_ntop: error encoding base64");
156 fprintf(output, "%s%s", buf2, (sequence % GROUPS) ? "" : "\n");
158 if (sequence % GROUPS)
159 fprintf(output, "\n");
160 fprintf(output, "====\n");
164 * Copy from in to out, encoding as you go along.
173 (void)fprintf(output, "begin %o %s\n", mode, *av);
174 while ((n = fread(buf, 1, 45, stdin))) {
176 if (fputc(ch, output) == EOF)
178 for (p = buf; n > 0; n -= 3, p += 3) {
179 /* Pad with nulls if not a multiple of 3. */
187 if (fputc(ch, output) == EOF)
189 ch = ((*p << 4) & 060) | ((p[1] >> 4) & 017);
191 if (fputc(ch, output) == EOF)
193 ch = ((p[1] << 2) & 074) | ((p[2] >> 6) & 03);
195 if (fputc(ch, output) == EOF)
199 if (fputc(ch, output) == EOF)
202 if (fputc('\n', output) == EOF)
206 errx(1, "read error");
207 (void)fprintf(output, "%c\nend\n", ENC('\0'));
213 (void)fprintf(stderr,
214 "usage: uuencode [-m] [-o outfile] [infile] remotefile\n"
215 " b64encode [-o outfile] [infile] remotefile\n");