openssh/uuencode.c
Ben Lindstrom 05764b9286 - stevesk@cvs.openbsd.org 2002/03/04 17:27:39
[auth-krb5.c auth-options.h auth.h authfd.h authfile.h bufaux.h buffer.h
      channels.h cipher.h compat.h compress.h crc32.h deattack.c getput.h
      groupaccess.c misc.c mpaux.h packet.h readconf.h rsa.h scard.h
      servconf.h ssh-agent.c ssh.h ssh2.h sshpty.h sshtty.c ttymodes.h
      uuencode.c xmalloc.h]
     $OpenBSD$ and RCSID() cleanup: don't use RCSID() in .h files; add
     missing RCSID() to .c files and remove dup /*$OpenBSD$*/ from .c
     files.  ok markus@
2002-03-05 01:53:02 +00:00

73 lines
2.3 KiB
C

/*
* Copyright (c) 2000 Markus Friedl. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
#include "includes.h"
#include "xmalloc.h"
#include "uuencode.h"
RCSID("$OpenBSD: uuencode.c,v 1.15 2002/03/04 17:27:39 stevesk Exp $");
int
uuencode(u_char *src, u_int srclength,
char *target, size_t targsize)
{
return __b64_ntop(src, srclength, target, targsize);
}
int
uudecode(const char *src, u_char *target, size_t targsize)
{
int len;
char *encoded, *p;
/* copy the 'readonly' source */
encoded = xstrdup(src);
/* skip whitespace and data */
for (p = encoded; *p == ' ' || *p == '\t'; p++)
;
for (; *p != '\0' && *p != ' ' && *p != '\t'; p++)
;
/* and remove trailing whitespace because __b64_pton needs this */
*p = '\0';
len = __b64_pton(encoded, target, targsize);
xfree(encoded);
return len;
}
void
dump_base64(FILE *fp, u_char *data, u_int len)
{
u_char *buf = xmalloc(2*len);
int i, n;
n = uuencode(data, len, buf, 2*len);
for (i = 0; i < n; i++) {
fprintf(fp, "%c", buf[i]);
if (i % 70 == 69)
fprintf(fp, "\n");
}
if (i % 70 != 69)
fprintf(fp, "\n");
xfree(buf);
}