include/util.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
   7  *
   8  * This file contains Original Code and/or Modifications of Original Code
   9  * as defined in and that are subject to the Apple Public Source License
  10  * Version 2.0 (the 'License'). You may not use this file except in
  11  * compliance with the License. Please obtain a copy of the License at
  12  * http://www.opensource.apple.com/apsl/ and read it before using this
  13  * file.
  14  *
  15  * The Original Code and all software distributed under the License are
  16  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  17  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  18  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  20  * Please see the License for the specific language governing rights and
  21  * limitations under the License.
  22  *
  23  * @APPLE_LICENSE_HEADER_END@
  24  */
  25 /*      $NetBSD: util.h,v 1.10 1997/12/01 02:25:46 lukem Exp $  */
  26
  27 /*-
  28  * Copyright (c) 1995
  29  *      The Regents of the University of California.  All rights reserved.
  30  *
  31  * Redistribution and use in source and binary forms, with or without
  32  * modification, are permitted provided that the following conditions
  33  * are met:
  34  * 1. Redistributions of source code must retain the above copyright
  35  *    notice, this list of conditions and the following disclaimer.
  36  * 2. Redistributions in binary form must reproduce the above copyright
  37  *    notice, this list of conditions and the following disclaimer in the
  38  *    documentation and/or other materials provided with the distribution.
  39  * 3. All advertising materials mentioning features or use of this software
  40  *    must display the following acknowledgement:
  41  *      This product includes software developed by the University of
  42  *      California, Berkeley and its contributors.
  43  * 4. Neither the name of the University nor the names of its contributors
  44  *    may be used to endorse or promote products derived from this software
  45  *    without specific prior written permission.
  46  *
  47  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  48  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  49  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  50  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  51  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  52  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  53  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  54  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  55  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  56  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  57  * SUCH DAMAGE.
  58  */
  59
  60 #ifndef _UTIL_H_
  61 #define _UTIL_H_
  62
  63 #include <sys/cdefs.h>
  64 #include <sys/ttycom.h>
  65 #include <sys/types.h>
  66 #include <stdio.h>
  67 #include <pwd.h>
  68 #include <termios.h>
  69 #include <utmp.h>
  70
  71 #define PIDLOCK_NONBLOCK        1
  72 #define PIDLOCK_USEHOSTNAME     2
  73
  74 /*
  75  * fparseln() specific operation flags.
  76  */
  77 #define FPARSELN_UNESCESC       0x01
  78 #define FPARSELN_UNESCCONT      0x02
  79 #define FPARSELN_UNESCCOMM      0x04
  80 #define FPARSELN_UNESCREST      0x08
  81 #define FPARSELN_UNESCALL       0x0f
  82
  83 /*
  84  * opendev() specific operation flags.
  85  */
  86 #define OPENDEV_PART    0x01            /* Try to open the raw partition. */
  87 #define OPENDEV_BLCK    0x04            /* Open block, not character device. */
  88
  89 __BEGIN_DECLS
  90 void    login(struct utmp *);
  91 int     login_tty(int);
  92 int     logout(const char *);
  93 void    logwtmp(const char *, const char *, const char *);
  94 int     opendev(char *, int, int, char **);
  95 int     openpty(int *, int *, char *, struct termios *,
  96                      struct winsize *);
  97 char   *fparseln(FILE *, size_t *, size_t *, const char[3], int);
  98 pid_t   forkpty(int *, char *, struct termios *, struct winsize *);
  99 int     pidlock(const char *, int, pid_t *, const char *);
 100 int     ttylock(const char *, int, pid_t *);
 101 int     ttyunlock(const char *);
 102 int     ttyaction(char *tty, char *act, char *user);
 103 struct iovec;
 104 char   *ttymsg(struct iovec *, int, const char *, int);
 105 __END_DECLS
 106
 107 #endif /* !_UTIL_H_ */