xref: /netbsd-src/usr.bin/rdist/defs.h (revision ce63d6c20fc4ec8ddc95c84bb229e3c4ecf82b69)
1 /*
2  * Copyright (c) 1983 Regents of the University of California.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. All advertising materials mentioning features or use of this software
14  *    must display the following acknowledgement:
15  *	This product includes software developed by the University of
16  *	California, Berkeley and its contributors.
17  * 4. Neither the name of the University nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  *
33  *	@(#)defs.h	5.9 (Berkeley) 8/27/90
34  */
35 
36 #include <sys/param.h>
37 #include <sys/dir.h>
38 #include <sys/stat.h>
39 #include <sys/time.h>
40 #include <sys/file.h>
41 #include <netinet/in.h>
42 #include <stdio.h>
43 #include <ctype.h>
44 #include <string.h>
45 #include <errno.h>
46 #include <pwd.h>
47 #include <grp.h>
48 #include "pathnames.h"
49 
50 /*
51  * The version number should be changed whenever the protocol changes.
52  */
53 #define VERSION	 3
54 
55 	/* defines for yacc */
56 #define EQUAL	1
57 #define LP	2
58 #define RP	3
59 #define SM	4
60 #define ARROW	5
61 #define COLON	6
62 #define DCOLON	7
63 #define NAME	8
64 #define STRING	9
65 #define INSTALL	10
66 #define NOTIFY	11
67 #define EXCEPT	12
68 #define PATTERN	13
69 #define SPECIAL	14
70 #define OPTION	15
71 
72 	/* lexical definitions */
73 #define	QUOTE 	0200		/* used internally for quoted characters */
74 #define	TRIM	0177		/* Mask to strip quote bit */
75 
76 	/* table sizes */
77 #define HASHSIZE	1021
78 #define INMAX	3500
79 
80 	/* option flags */
81 #define VERIFY	0x1
82 #define WHOLE	0x2
83 #define YOUNGER	0x4
84 #define COMPARE	0x8
85 #define REMOVE	0x10
86 #define FOLLOW	0x20
87 #define IGNLNKS	0x40
88 
89 	/* expand type definitions */
90 #define E_VARS	0x1
91 #define E_SHELL	0x2
92 #define E_TILDE	0x4
93 #define E_ALL	0x7
94 
95 	/* actions for lookup() */
96 #define LOOKUP	0
97 #define INSERT	1
98 #define REPLACE	2
99 
100 #define ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
101 
102 #define ALLOC(x) (struct x *) malloc(sizeof(struct x))
103 
104 struct namelist {	/* for making lists of strings */
105 	char	*n_name;
106 	struct	namelist *n_next;
107 };
108 
109 struct subcmd {
110 	short	sc_type;	/* type - INSTALL,NOTIFY,EXCEPT,SPECIAL */
111 	short	sc_options;
112 	char	*sc_name;
113 	struct	namelist *sc_args;
114 	struct	subcmd *sc_next;
115 };
116 
117 struct cmd {
118 	int	c_type;		/* type - ARROW,DCOLON */
119 	char	*c_name;	/* hostname or time stamp file name */
120 	char	*c_label;	/* label for partial update */
121 	struct	namelist *c_files;
122 	struct	subcmd *c_cmds;
123 	struct	cmd *c_next;
124 };
125 
126 struct linkbuf {
127 	ino_t	inum;
128 	dev_t	devnum;
129 	int	count;
130 	char	pathname[BUFSIZ];
131 	char	target[BUFSIZ];
132 	struct	linkbuf *nextp;
133 };
134 
135 extern int debug;		/* debugging flag */
136 extern int nflag;		/* NOP flag, don't execute commands */
137 extern int qflag;		/* Quiet. don't print messages */
138 extern int options;		/* global options */
139 
140 extern int nerrs;		/* number of errors seen */
141 extern int rem;			/* remote file descriptor */
142 extern int iamremote;		/* acting as remote server */
143 extern char tempfile[];		/* file name for logging changes */
144 extern struct linkbuf *ihead;	/* list of files with more than one link */
145 extern struct passwd *pw;	/* pointer to static area used by getpwent */
146 extern struct group *gr;	/* pointer to static area used by getgrent */
147 extern char host[];		/* host name of master copy */
148 extern char buf[];		/* general purpose buffer */
149 extern int errno;		/* system error number */
150 
151 char *makestr();
152 struct namelist *makenl();
153 struct subcmd *makesubcmd();
154 struct namelist *lookup();
155 struct namelist *expand();
156 char *exptilde();
157 char *malloc();
158 char *rindex();
159 char *index();
160