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e4340be5b3
- markus@cvs.openbsd.org 2000/09/05 02:59:57 [session.c] print hostname (not hushlogin) - markus@cvs.openbsd.org 2000/09/05 13:18:48 [authfile.c ssh-add.c] enable ssh-add -d for DSA keys - markus@cvs.openbsd.org 2000/09/05 13:20:49 [sftp-server.c] cleanup - markus@cvs.openbsd.org 2000/09/06 03:46:41 [authfile.h] prototype - deraadt@cvs.openbsd.org 2000/09/07 14:27:56 [ALL] cleanup copyright notices on all files. I have attempted to be accurate with the details. everything is now under Tatu's licence (which I copied from his readme), and/or the core-sdi bsd-ish thing for deattack, or various openbsd developers under a 2-term bsd licence. We're not changing any rules, just being accurate. - markus@cvs.openbsd.org 2000/09/07 14:40:30 [channels.c channels.h clientloop.c serverloop.c ssh.c] cleanup window and packet sizes for ssh2 flow control; ok niels - markus@cvs.openbsd.org 2000/09/07 14:53:00 [scp.c] typo - markus@cvs.openbsd.org 2000/09/07 15:13:37 [auth-options.c auth-options.h auth-rh-rsa.c auth-rsa.c auth.c] [authfile.h canohost.c channels.h compat.c hostfile.h log.c match.h] [pty.c readconf.c] some more Copyright fixes - markus@cvs.openbsd.org 2000/09/08 03:02:51 [README.openssh2] bye bye - deraadt@cvs.openbsd.org 2000/09/11 18:38:33 [LICENCE cipher.c] a few more comments about it being ARC4 not RC4 - markus@cvs.openbsd.org 2000/09/12 14:53:11 [log-client.c log-server.c log.c ssh.1 ssh.c ssh.h sshd.8 sshd.c] multiple debug levels - markus@cvs.openbsd.org 2000/09/14 14:25:15 [clientloop.c] typo - deraadt@cvs.openbsd.org 2000/09/15 01:13:51 [ssh-agent.c] check return value for setenv(3) for failure, and deal appropriately
100 lines
2.5 KiB
C
100 lines
2.5 KiB
C
/* $OpenBSD: util.c,v 1.5 2000/09/07 20:27:55 deraadt Exp $ */
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/*
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* Copyright (c) 2000 Markus Friedl. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "includes.h"
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RCSID("$OpenBSD: util.c,v 1.5 2000/09/07 20:27:55 deraadt Exp $");
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#include "ssh.h"
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char *
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chop(char *s)
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{
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char *t = s;
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while (*t) {
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if(*t == '\n' || *t == '\r') {
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*t = '\0';
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return s;
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}
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t++;
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}
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return s;
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}
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void
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set_nonblock(int fd)
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{
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int val;
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if (isatty(fd)) {
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/* do not mess with tty's */
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debug("no set_nonblock for tty fd %d", fd);
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return;
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}
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val = fcntl(fd, F_GETFL, 0);
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if (val < 0) {
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error("fcntl(%d, F_GETFL, 0): %s", fd, strerror(errno));
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return;
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}
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if (val & O_NONBLOCK)
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return;
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debug("fd %d setting O_NONBLOCK", fd);
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val |= O_NONBLOCK;
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if (fcntl(fd, F_SETFL, val) == -1)
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if (errno != ENODEV)
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error("fcntl(%d, F_SETFL, O_NONBLOCK): %s",
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fd, strerror(errno));
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}
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/* Characters considered whitespace in strsep calls. */
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#define WHITESPACE " \t\r\n"
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char *
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strdelim(char **s)
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{
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char *old;
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int wspace = 0;
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if (*s == NULL)
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return NULL;
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old = *s;
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*s = strpbrk(*s, WHITESPACE "=");
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if (*s == NULL)
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return (old);
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/* Allow only one '=' to be skipped */
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if (*s[0] == '=')
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wspace = 1;
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*s[0] = '\0';
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*s += strspn(*s + 1, WHITESPACE) + 1;
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if (*s[0] == '=' && !wspace)
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*s += strspn(*s + 1, WHITESPACE) + 1;
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return (old);
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}
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