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 /* 27 * Copyright 2019 OmniOS Community Edition (OmniOSce) Association. 28 * Copyright 2022 Sebastian Wiedenroth 29 */ 30 31 #ifndef _CRON_H 32 #define _CRON_H 33 34 #include <unistd.h> 35 36 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 37 /* All Rights Reserved */ 38 39 #ifdef __cplusplus 40 extern "C" { 41 #endif 42 43 #define FALSE 0 44 #define TRUE 1 45 #define MINUTE 60L 46 #define HOUR 60L*60L 47 #define DAY 24L*60L*60L 48 #define NQUEUE 26 /* number of queues available */ 49 #define ATEVENT 0 50 #define BATCHEVENT 1 51 #define CRONEVENT 2 52 53 #define ADD 'a' 54 #define DELETE 'd' 55 #define AT 'a' 56 #define CRON 'c' 57 #define REFRESH 'r' 58 59 #define QUE(x) ('a'+(x)) 60 #define RCODE(x) (((x)>>8)&0377) 61 #define TSTAT(x) ((x)&0377) 62 63 /* This constant must be at least sysconf(_SC_LOGIN_NAME_MAX) in size */ 64 #define UNAMESIZE 32 /* max chars in a user name */ 65 66 #define FLEN UNAMESIZE 67 #define LLEN UNAMESIZE 68 69 /* 70 * structure used for passing messages from the at and crontab commands to cron 71 */ 72 struct message { 73 char etype; 74 char action; 75 char fname[FLEN]; 76 char logname[LLEN]; 77 }; 78 79 /* 80 * Errors from the crontab field parser. 81 */ 82 typedef enum { 83 CFOK = 0, 84 CFEOLN, 85 CFUNEXPECT, 86 CFOUTOFBOUND, 87 CFEOVERFLOW, 88 CFENOMEM 89 } cferror_t; 90 91 #define CRONDIR "/var/spool/cron/crontabs" 92 #define ATDIR "/var/spool/cron/atjobs" 93 #define ACCTFILE "/var/cron/log" 94 #define CRONALLOW "/etc/cron.d/cron.allow" 95 #define CRONDENY "/etc/cron.d/cron.deny" 96 #define ATALLOW "/etc/cron.d/at.allow" 97 #define ATDENY "/etc/cron.d/at.deny" 98 #define PROTO "/etc/cron.d/.proto" 99 #define QUEDEFS "/etc/cron.d/queuedefs" 100 #define FIFO "/etc/cron.d/FIFO" 101 #define DEFFILE "/etc/default/cron" 102 103 #define SHELL "/usr/bin/sh" /* shell to execute */ 104 105 #define ENV_SHELL "SHELL=" 106 #define ENV_TZ "TZ=" 107 #define ENV_HOME "HOME=" 108 #define ENV_RANDOM_DELAY "RANDOM_DELAY=" 109 110 #define CTLINESIZE 1000 /* max chars in a crontab line */ 111 112 extern int allowed(char *, char *, char *); 113 extern int days_in_mon(int, int); 114 extern char *errmsg(int); 115 extern char *getuser(uid_t); 116 extern void cron_sendmsg(char, char *, char *, char); 117 extern time_t num(char **); 118 extern void *xmalloc(size_t); 119 extern void *xcalloc(size_t, size_t); 120 extern char *xstrdup(const char *); 121 extern int isvalid_shell(const char *shell); 122 extern int isvalid_dir(const char *dir); 123 124 extern int cron_admin(const char *); 125 extern cferror_t next_field(uint_t, uint_t, char *, int *, char **); 126 127 #ifdef __cplusplus 128 } 129 #endif 130 131 #endif /* _CRON_H */ 132