Annotation of src/usr.bin/ssh/uuencode.c, Revision 1.16
1.1 markus 1: /*
1.4 markus 2: * Copyright (c) 2000 Markus Friedl. All rights reserved.
1.7 deraadt 3: *
4: * Redistribution and use in source and binary forms, with or without
5: * modification, are permitted provided that the following conditions
6: * are met:
7: * 1. Redistributions of source code must retain the above copyright
8: * notice, this list of conditions and the following disclaimer.
9: * 2. Redistributions in binary form must reproduce the above copyright
10: * notice, this list of conditions and the following disclaimer in the
11: * documentation and/or other materials provided with the distribution.
12: *
13: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
14: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
15: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
16: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
17: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
18: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
19: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
20: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
22: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
1.1 markus 23: */
1.7 deraadt 24:
1.1 markus 25: #include "includes.h"
1.16 ! markus 26: RCSID("$OpenBSD: uuencode.c,v 1.15 2002/03/04 17:27:39 stevesk Exp $");
1.15 stevesk 27:
1.1 markus 28: #include "xmalloc.h"
1.10 itojun 29: #include "uuencode.h"
1.1 markus 30:
1.12 deraadt 31: #include <resolv.h>
1.6 djm 32:
1.1 markus 33: int
1.8 markus 34: uuencode(u_char *src, u_int srclength,
1.4 markus 35: char *target, size_t targsize)
1.1 markus 36: {
1.5 markus 37: return __b64_ntop(src, srclength, target, targsize);
1.1 markus 38: }
39:
40: int
1.8 markus 41: uudecode(const char *src, u_char *target, size_t targsize)
1.1 markus 42: {
1.5 markus 43: int len;
44: char *encoded, *p;
45:
46: /* copy the 'readonly' source */
47: encoded = xstrdup(src);
48: /* skip whitespace and data */
49: for (p = encoded; *p == ' ' || *p == '\t'; p++)
50: ;
51: for (; *p != '\0' && *p != ' ' && *p != '\t'; p++)
52: ;
1.13 markus 53: /* and remove trailing whitespace because __b64_pton needs this */
1.5 markus 54: *p = '\0';
55: len = __b64_pton(encoded, target, targsize);
56: xfree(encoded);
57: return len;
1.1 markus 58: }
59:
60: void
1.14 markus 61: dump_base64(FILE *fp, u_char *data, u_int len)
1.1 markus 62: {
1.16 ! markus 63: char *buf = xmalloc(2*len);
1.1 markus 64: int i, n;
1.9 deraadt 65:
1.4 markus 66: n = uuencode(data, len, buf, 2*len);
1.1 markus 67: for (i = 0; i < n; i++) {
68: fprintf(fp, "%c", buf[i]);
69: if (i % 70 == 69)
70: fprintf(fp, "\n");
71: }
72: if (i % 70 != 69)
73: fprintf(fp, "\n");
74: xfree(buf);
75: }