defs.h revision 1.14 1 /* $NetBSD: defs.h,v 1.14 2002/06/14 01:18:54 wiz Exp $ */
2
3 /*
4 * Copyright (c) 1983, 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 * must display the following acknowledgement:
17 * This product includes software developed by the University of
18 * California, Berkeley and its contributors.
19 * 4. Neither the name of the University nor the names of its contributors
20 * may be used to endorse or promote products derived from this software
21 * without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 *
35 * from: @(#)defs.h 8.1 (Berkeley) 6/9/93
36 */
37
38 #include <sys/param.h>
39 #include <sys/stat.h>
40 #include <sys/time.h>
41 #include <sys/file.h>
42
43 #include <netinet/in.h>
44
45 #include <stdio.h>
46 #include <ctype.h>
47 #include <unistd.h>
48 #include <string.h>
49 #include <stdlib.h>
50 #include <dirent.h>
51 #include <time.h>
52
53 #include "pathnames.h"
54
55 /*
56 * The version number should be changed whenever the protocol changes.
57 */
58 #define VERSION 3
59
60 /* defines for yacc */
61 #define EQUAL 1
62 #define LP 2
63 #define RP 3
64 #define SM 4
65 #define ARROW 5
66 #define COLON 6
67 #define DCOLON 7
68 #define NAME 8
69 #define STRING 9
70 #define INSTALL 10
71 #define NOTIFY 11
72 #define EXCEPT 12
73 #define PATTERN 13
74 #define SPECIAL 14
75 #define OPTION 15
76
77 /* lexical definitions */
78 #define QUOTE 0200 /* used internally for quoted characters */
79 #define TRIM 0177 /* Mask to strip quote bit */
80
81 /* table sizes */
82 #define HASHSIZE 1021
83 #define INMAX 3500
84
85 /* option flags */
86 #define VERIFY 0x1
87 #define WHOLE 0x2
88 #define YOUNGER 0x4
89 #define COMPARE 0x8
90 #define REMOVE 0x10
91 #define FOLLOW 0x20
92 #define IGNLNKS 0x40
93
94 /* expand type definitions */
95 #define E_VARS 0x1
96 #define E_SHELL 0x2
97 #define E_TILDE 0x4
98 #define E_ALL 0x7
99
100 /* actions for lookup() */
101 #define LOOKUP 0
102 #define INSERT 1
103 #define REPLACE 2
104
105 #define ALLOC(x) (struct x *) malloc(sizeof(struct x))
106
107 struct namelist { /* for making lists of strings */
108 char *n_name;
109 struct namelist *n_next;
110 };
111
112 struct subcmd {
113 short sc_type; /* type - INSTALL,NOTIFY,EXCEPT,SPECIAL */
114 short sc_options;
115 char *sc_name;
116 struct namelist *sc_args;
117 struct subcmd *sc_next;
118 };
119
120 struct cmd {
121 int c_type; /* type - ARROW,DCOLON */
122 char *c_name; /* hostname or time stamp file name */
123 char *c_label; /* label for partial update */
124 struct namelist *c_files;
125 struct subcmd *c_cmds;
126 struct cmd *c_next;
127 };
128
129 struct linkbuf {
130 ino_t inum;
131 dev_t devnum;
132 int count;
133 char pathname[BUFSIZ];
134 char target[BUFSIZ];
135 struct linkbuf *nextp;
136 };
137
138 extern int debug; /* debugging flag */
139 extern int nflag; /* NOP flag, don't execute commands */
140 extern int qflag; /* Quiet. don't print messages */
141 extern int options; /* global options */
142
143 extern int nerrs; /* number of errors seen */
144 extern int rem; /* remote file descriptor */
145 extern int iamremote; /* acting as remote server */
146 extern char tempfile[]; /* file name for logging changes */
147 extern struct linkbuf *ihead; /* list of files with more than one link */
148 extern char host[]; /* host name of master copy */
149 extern char buf[BUFSIZ]; /* general purpose buffer */
150
151 extern struct passwd *pw; /* pointer to static area used by getpwent */
152 extern struct group *gr; /* pointer to static area used by getgrent */
153 extern uid_t userid; /* user's user ID */
154 extern gid_t groupid; /* user's group ID */
155
156 int any(int, char *);
157 char *colon(char *);
158 void cleanup(int);
159 void define(char *);
160 void docmds(char **, int, char **);
161 void error(const char *, ...)
162 __attribute__((__format__(__printf__, 1, 2))) ;
163 int except(char *);
164 struct namelist *
165 expand(struct namelist *, int);
166 char *exptilde(char [], char *);
167 void fatal(const char *, ...)
168 __attribute__((__format__(__printf__, 1, 2)));
169 int inlist(struct namelist *, char *);
170 void insert(char *,
171 struct namelist *, struct namelist *, struct subcmd *);
172 void install(char *, char *, int, int);
173 void log(FILE *, const char *, ...)
174 __attribute__((__format__(__printf__, 2, 3)));
175 struct namelist *
176 lookup(char *, int, struct namelist *);
177 void lostconn(int);
178 struct namelist *
179 makenl(char *);
180 struct subcmd *
181 makesubcmd(int);
182 void prnames(struct namelist *);
183 void server(void);
184 void yyerror(char *);
185 int yyparse(void);
186