1 /* 2 * Copyright (c) 1983, 1993 3 * The Regents of the University of California. 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 * from: @(#)defs.h 8.1 (Berkeley) 6/9/93 34 * $Id: defs.h,v 1.1.1.1 1995/10/18 08:45:58 deraadt Exp $ 35 */ 36 37 #include <sys/param.h> 38 #include <sys/dir.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 <errno.h> 46 #include <pwd.h> 47 #include <grp.h> 48 #include <stdio.h> 49 #include <ctype.h> 50 #include <unistd.h> 51 #include <string.h> 52 #include <stdlib.h> 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 ISDIR(m) (((m) & S_IFMT) == S_IFDIR) 106 107 #define ALLOC(x) (struct x *) malloc(sizeof(struct x)) 108 109 struct namelist { /* for making lists of strings */ 110 char *n_name; 111 struct namelist *n_next; 112 }; 113 114 struct subcmd { 115 short sc_type; /* type - INSTALL,NOTIFY,EXCEPT,SPECIAL */ 116 short sc_options; 117 char *sc_name; 118 struct namelist *sc_args; 119 struct subcmd *sc_next; 120 }; 121 122 struct cmd { 123 int c_type; /* type - ARROW,DCOLON */ 124 char *c_name; /* hostname or time stamp file name */ 125 char *c_label; /* label for partial update */ 126 struct namelist *c_files; 127 struct subcmd *c_cmds; 128 struct cmd *c_next; 129 }; 130 131 struct linkbuf { 132 ino_t inum; 133 dev_t devnum; 134 int count; 135 char pathname[BUFSIZ]; 136 char target[BUFSIZ]; 137 struct linkbuf *nextp; 138 }; 139 140 extern int debug; /* debugging flag */ 141 extern int nflag; /* NOP flag, don't execute commands */ 142 extern int qflag; /* Quiet. don't print messages */ 143 extern int options; /* global options */ 144 145 extern int nerrs; /* number of errors seen */ 146 extern int rem; /* remote file descriptor */ 147 extern int iamremote; /* acting as remote server */ 148 extern char tempfile[]; /* file name for logging changes */ 149 extern struct linkbuf *ihead; /* list of files with more than one link */ 150 extern struct passwd *pw; /* pointer to static area used by getpwent */ 151 extern struct group *gr; /* pointer to static area used by getgrent */ 152 extern char host[]; /* host name of master copy */ 153 extern char buf[]; /* general purpose buffer */ 154 155 int any __P((int, char *)); 156 char *colon __P((char *)); 157 void cleanup __P((int)); 158 void define __P((char *)); 159 void docmds __P((char **, int, char **)); 160 void error __P((const char *, ...)); 161 int except __P((char *)); 162 struct namelist * 163 expand __P((struct namelist *, int)); 164 char *exptilde __P((char [], char *)); 165 void fatal __P((const char *, ...)); 166 int inlist __P((struct namelist *, char *)); 167 void insert __P((char *, 168 struct namelist *, struct namelist *, struct subcmd *)); 169 void install __P((char *, char *, int, int)); 170 void log __P((FILE *, const char *, ...)); 171 struct namelist * 172 lookup __P((char *, int, struct namelist *)); 173 void lostconn __P((int)); 174 struct namelist * 175 makenl __P((char *)); 176 struct subcmd * 177 makesubcmd __P((int)); 178 void prnames __P((struct namelist *)); 179 void server __P((void)); 180 void yyerror __P((char *)); 181 int yyparse __P((void)); 182