summaryrefslogtreecommitdiff
path: root/usr.bin/rdist/defs.h
blob: 31f06ad1d7bb0d9777fef481106250e4dccfff54 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
/*	$OpenBSD: defs.h,v 1.10 1999/02/04 23:18:57 millert Exp $	*/

#ifndef __DEFS_H__
#define __DEFS_H__
/*
 * Copyright (c) 1983 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the University of
 *	California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

/*
 * $From: defs.h,v 6.82 1998/03/23 23:28:25 michaelc Exp $
 * @(#)defs.h      5.2 (Berkeley) 3/20/86
 */

/*
 * POSIX settings
 */
#if	defined(_POSIX_SOURCE) || defined(__OpenBSD__)
#include <unistd.h>
#include <stdlib.h>
#endif	/* _POSIX_SOURCE */
#include <stdio.h>
#include <ctype.h>
#include <errno.h>
#include <pwd.h>
#include <grp.h>
#include <syslog.h>
#include <setjmp.h>
#include <sys/types.h>
#include <sys/param.h>
#include <sys/file.h>
#include <sys/time.h>
#include <sys/stat.h>

#include "version.h"
#include "config-def.h"
#include "config.h"
#include "config-data.h"
#include "pathnames.h"
#include "types.h"

#include <signal.h>

/*
 * This belongs in os-svr4.h but many SVR4 OS's
 * define SVR4 externel to Rdist so we put this
 * check here.
 */
#if	defined(SVR4)
#define NEED_FCNTL_H
#define NEED_UNISTD_H
#define NEED_NETDB_H
#endif	/* defined(SVR4) */

#if	defined(NEED_NETDB_H)
#include <netdb.h>
#endif	/* NEED_NETDB_H */
#if	defined(NEED_FCNTL_H)
#include <fcntl.h>
#endif	/* NEED_FCNTL_H */
#if	defined(NEED_LIMITS_H)
#include <limits.h>
#endif	/* NEED_LIMITS_H */
#if	defined(NEED_UNISTD_H)
#include <unistd.h>
#endif	/* NEED_UNISTD_H */
#if	defined(NEED_STRING_H)
#include <string.h>
#endif	/* NEED_STRING_H */

#if defined(ARG_TYPE)
#if	ARG_TYPE == ARG_STDARG
#include <stdarg.h>
#endif
#if	ARG_TYPE == ARG_VARARGS
#include <varargs.h>
#endif
#endif	/* ARG_TYPE */

	/* boolean truth */
#ifndef TRUE
#define TRUE		1
#endif
#ifndef FALSE
#define FALSE		0
#endif

	/* file modes */
#ifndef S_IXUSR
#define S_IXUSR		0000100
#endif
#ifndef S_IXGRP
#define S_IXGRP		0000010
#endif
#ifndef S_IXOTH
#define S_IXOTH		0000001
#endif

	/* lexical definitions */
#define	QUOTECHAR	160	/* quote next character */

	/* table sizes */
#define HASHSIZE	1021
#define INMAX		3500

	/* expand type definitions */
#define E_VARS		0x1
#define E_SHELL		0x2
#define E_TILDE		0x4
#define E_ALL		0x7

	/* actions for lookup() */
#define LOOKUP		0
#define INSERT		1
#define REPLACE		2

	/* Bit flag test macros */
#define IS_ON(b,f)	(b > 0 && (b & f))
#define IS_OFF(b,f)	!(IS_ON(b,f))
#define FLAG_ON(b,f)	b |= f
#define FLAG_OFF(b,f)	b &= ~(f)

/*
 * POSIX systems should already have S_* defined.
 */
#ifndef S_ISDIR
#define S_ISDIR(m) 	(((m) & S_IFMT) == S_IFDIR)
#endif
#ifndef S_ISREG
#define S_ISREG(m) 	(((m) & S_IFMT) == S_IFREG)
#endif
#ifndef S_ISLNK
#define S_ISLNK(m) 	(((m) & S_IFMT) == S_IFLNK)
#endif

#define ALLOC(x) 	(struct x *) xmalloc(sizeof(struct x))
#define A(s)		((s) ? s : "<null>")

/*
 * Environment variable names
 */
#define E_FILES		"FILES"			/* List of files */
#define E_LOCFILE	"FILE"			/* Local Filename  */
#define E_REMFILE	"REMFILE"		/* Remote Filename */
#define E_BASEFILE	"BASEFILE"		/* basename of Remote File */

/*
 * Suffix to use when saving files
 */
#ifndef SAVE_SUFFIX
#define SAVE_SUFFIX	".OLD"
#endif

/*
 * Get system error string
 */
#define SYSERR 		strerror(errno)

#define COMMENT_CHAR	'#'		/* Config file comment char */
#define CNULL		'\0'		/* NULL character */

/*
 * These are the top level protocol commands.
 */
#define C_NONE		'='		/* No command - pass cleanly */
#define C_ERRMSG	'\1'		/* Log an error message */
#define C_FERRMSG	'\2'		/* Log a fatal error message */
#define C_NOTEMSG	'\3'		/* Log a note message */
#define C_LOGMSG	'\4'		/* Log a message */
#define C_ACK		'\5'		/* Acknowledge */
#define C_SETCONFIG	'c'		/* Set configuration parameters */
#define C_DIRTARGET	'T'		/* Set target directory name */
#define C_TARGET	't'		/* Set target file name */
#define C_RECVREG	'R'		/* Receive a regular file */
#define C_RECVDIR	'D'		/* Receive a directory */
#define C_RECVSYMLINK	'K'		/* Receive a symbolic link */
#define C_RECVHARDLINK	'k'		/* Receive a hard link */
#define C_END		'E'		/* Indicate end of recieve/send */
#define C_CLEAN		'C'		/* Clean up */
#define C_QUERY		'Q'		/* Query without checking */
#define C_SPECIAL	'S'		/* Execute special command */
#define C_CMDSPECIAL	's'		/* Execute cmd special command */
#define C_CHMOD		'M'		/* Chmod a file */

#define	ack() 		(void) sendcmd(C_ACK, (char *)NULL)
#define	err() 		(void) sendcmd(C_ERRMSG, (char *)NULL)

/*
 * Session startup commands.
 */
#define S_VERSION	'V'		/* Version number */
#define S_REMOTEUSER	'R'		/* Remote user name */
#define S_LOCALUSER	'L'		/* Local user name */
#define S_END		'E'		/* End of session startup commands */

/*
 * These are the commands for "set config".
 */
#define SC_FREESPACE	's'		/* Set min free space */
#define SC_FREEFILES	'f'		/* Set min free files */
#define SC_HOSTNAME	'H'		/* Set client hostname */
#define SC_LOGGING	'L'		/* Set logging options */

/*
 * Query commands
 */
#define QC_ONNFS	'F'		/* File exists & is on a NFS */
#define QC_ONRO		'O'		/* File exists & is on a readonly fs */
#define QC_NO		'N'		/* File does not exist */
#define QC_SYM		'l'		/* File exists & is a symlink */
#define QC_YES		'Y'		/* File does exist */

/*
 * Clean commands
 */
#define CC_QUERY	'Q'		/* Query if file should be rm'ed */
#define CC_END		'E'		/* End of cleaning */
#define CC_YES		'Y'		/* File doesn't exist - remove */
#define CC_NO		'N'		/* File does exist - don't remove */

/*
 * Run Command commands
 */
#define RC_FILE		'F'		/* Name of a target file */
#define RC_COMMAND	'C'		/* Command to run */

/*
 * Name list
 */
struct namelist {		/* for making lists of strings */
	char	*n_name;
	struct	namelist *n_next;
};

/*
 * Sub command structure
 */
struct subcmd {
	short	sc_type;	/* type - INSTALL,NOTIFY,EXCEPT,SPECIAL */
	opt_t	sc_options;
	char	*sc_name;
	struct	namelist *sc_args;
	struct	subcmd *sc_next;
};

/*
 * Cmd flags
 */
#define CMD_ASSIGNED	0x01	/* This entry has been assigned */
#define CMD_CONNFAILED	0x02	/* Connection failed */
#define CMD_NOCHKNFS	0x04	/* Disable NFS checks */

/*
 * General command structure
 */
struct cmd {
	int	c_type;		/* type - ARROW,DCOLON */
	int	c_flags;	/* flags - CMD_USED,CMD_FAILED */
	char	*c_name;	/* hostname or time stamp file name */
	char	*c_label;	/* label for partial update */
	struct	namelist *c_files;
	struct	subcmd *c_cmds;
	struct	cmd *c_next;
};

/*
 * Hard link buffer information
 */
struct linkbuf {
	ino_t	inum;
	dev_t	devnum;
	int	count;
	char	*pathname;
	char	*src;
	char	*target;
	struct	linkbuf *nextp;
};

extern char	       *optarg;		/* Option argument */
extern char	       *path_remsh;	/* Remote shell command */
extern char 		host[];		/* Host name of master copy */
extern char 	       *currenthost;	/* Name of current host */
extern char 	       *progname;	/* Name of this program */
extern char 	      **realargv;	/* Real argv */
extern int		optind;		/* Option index into argv */
extern int 		contimedout;	/* Connection timed out */
extern int 		debug;		/* Debugging flag */
extern opt_t 		defoptions;	/* Default install options */
extern int 		do_fork;	/* Should we do fork()'ing */
extern int 		errno;		/* System error number */
extern int 		isserver;	/* Acting as remote server */
extern int 		nerrs;		/* Number of errors seen */
extern int 		nflag;		/* NOP flag, don't execute commands */
extern opt_t 		options;	/* Global options */
extern int 		proto_version;	/* Protocol version number */
extern int 		realargc;	/* Real argc */
extern int		rem_r;		/* Remote file descriptor, reading */
extern int 		rem_w;		/* Remote file descriptor, writing */
extern int 		rtimeout;	/* Response time out in seconds */
extern int		setjmp_ok;	/* setjmp/longjmp flag */
extern void		mysetlinebuf();	/* set line buffering */
extern UID_T 		userid;		/* User ID of rdist user */
extern jmp_buf 		finish_jmpbuf;	/* Setjmp buffer for finish() */
extern struct group    *gr;	/* pointer to static area used by getgrent */
extern struct linkbuf  *ihead;	/* list of files with more than one link */
extern struct passwd   *pw;	/* pointer to static area used by getpwent */
#ifdef USE_STATDB
extern int 		dostatdb;
extern int 		juststatdb;
#endif /* USE_STATDB */

/*
 * System function declarations
 */
char 			       *hasmntopt();
char			       *strchr();
char		 	       *strdup();
char		 	       *strrchr();
char 			       *strtok();

/*
 * Our own declarations.
 */
char			       *exptilde();
char			       *makestr();
char	       		       *xcalloc();
char	       		       *xmalloc();
char	       		       *xrealloc();
char	       		       *xstrdup();
extern char		       *xbasename();
extern char		       *getdistoptlist();
extern char		       *getgroupname();
extern char		       *getnlstr();
extern char		       *getnotifyfile();
extern char		       *getondistoptlist();
extern char		       *getusername();
extern char		       *getversion();
extern char		       *msgparseopts();
extern char		       *searchpath();
extern int			any();
extern int			init();
extern int			install();
extern int			isexec();
extern int			parsedistopts();
extern int			remline();
extern int			setfiletime();
extern int			spawn();
extern struct subcmd 	       *makesubcmd();
extern void			checkhostname();
extern void			cleanup();
extern void			complain();
extern void			docmds();
extern void			finish();
extern void			log();
extern void			logmsg();
extern void			lostconn();
extern void			markassigned();
extern void			msgprusage();
extern void			note();
extern void			runcmdspecial();
extern void			runcommand();
extern void			server();
extern void			setprogname();
extern void			sighandler();
extern void			waitup();
struct namelist		       *expand();
struct namelist		       *lookup();
struct namelist		       *makenl();
extern WRITE_RETURN_T		xwrite();

#if	defined(ARG_TYPE) && ARG_TYPE == ARG_STDARG
extern void			debugmsg(int, char *, ...);
extern void			error(char *, ...);
extern void			fatalerr(char *, ...);
extern void			message(int, char *, ...);
#ifndef HAVE_SETPROCTITLE
extern void			setproctitle(char *fmt, ...);
#endif
extern void			yyerror(char *);
#else
extern void			debugmsg();
extern void			error();
extern void			fatalerr();
extern void			message();
#ifndef HAVE_SETPROCTITLE
extern void			setproctitle();
#endif
extern void			yyerror();
#endif

#endif	/* __DEFS_H__ */