usr/src/cmd/cron/cron.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*
  22  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  23  * Use is subject to license terms.
  24  */
  25
  26 #ifndef _CRON_H
  27 #define _CRON_H
  28
  29 #include <unistd.h>
  30
  31 /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
  32 /*        All Rights Reserved   */
  33
  34 #ifdef  __cplusplus
  35 extern "C" {
  36 #endif
  37
  38 #define FALSE           0
  39 #define TRUE            1
  40 #define MINUTE          60L
  41 #define HOUR            60L*60L
  42 #define DAY             24L*60L*60L
  43 #define NQUEUE          26              /* number of queues available */
  44 #define ATEVENT         0
  45 #define BATCHEVENT      1
  46 #define CRONEVENT       2
  47
  48 #define ADD             'a'
  49 #define DELETE          'd'
  50 #define AT              'a'
  51 #define CRON            'c'
  52 #define REFRESH         'r'
  53
  54 #define QUE(x)          ('a'+(x))
  55 #define RCODE(x)        (((x)>>8)&0377)
  56 #define TSTAT(x)        ((x)&0377)
  57
  58 /* This constant must be at least sysconf(_SC_LOGIN_NAME_MAX) in size */
  59 #define UNAMESIZE       32      /* max chars in a user name */
  60
  61 #define FLEN    UNAMESIZE
  62 #define LLEN    UNAMESIZE
  63
  64 /*
  65  * structure used for passing messages from the at and crontab commands to cron
  66  */
  67 struct  message {
  68         char    etype;
  69         char    action;
  70         char    fname[FLEN];
  71         char    logname[LLEN];
  72 };
  73
  74 #define CRONDIR         "/var/spool/cron/crontabs"
  75 #define ATDIR           "/var/spool/cron/atjobs"
  76 #define ACCTFILE        "/var/cron/log"
  77 #define CRONALLOW       "/etc/cron.d/cron.allow"
  78 #define CRONDENY        "/etc/cron.d/cron.deny"
  79 #define ATALLOW         "/etc/cron.d/at.allow"
  80 #define ATDENY          "/etc/cron.d/at.deny"
  81 #define PROTO           "/etc/cron.d/.proto"
  82 #define QUEDEFS         "/etc/cron.d/queuedefs"
  83 #define FIFO            "/etc/cron.d/FIFO"
  84 #define DEFFILE         "/etc/default/cron"
  85
  86 #define SHELL           "/usr/bin/sh"   /* shell to execute */
  87
  88 #define ENV_SHELL       "SHELL="
  89 #define ENV_TZ          "TZ="
  90 #define ENV_HOME        "HOME="
  91
  92 #define CTLINESIZE      1000    /* max chars in a crontab line */
  93
  94 extern int      allowed(char *, char *, char *);
  95 extern int      days_in_mon(int, int);
  96 extern char     *errmsg(int);
  97 extern char     *getuser(uid_t);
  98 extern void     cron_sendmsg(char, char *, char *, char);
  99 extern time_t    num(char **);
 100 extern void     *xmalloc(size_t);
 101 extern void     *xcalloc(size_t, size_t);
 102 extern char     *xstrdup(const char *);
 103 extern int      isvalid_shell(const char *shell);
 104 extern int      isvalid_dir(const char *dir);
 105
 106 extern int      cron_admin(const char *);
 107
 108 #ifdef  __cplusplus
 109 }
 110 #endif
 111
 112 #endif  /* _CRON_H */