xref: /freebsd/contrib/tnftp/src/ftp_var.h (revision 91019ea7d45385dd73bc853691375c169bd5941d)
1 /*	$NetBSD: ftp_var.h,v 1.10 2009/05/20 12:53:47 lukem Exp $	*/
2 /*	from	NetBSD: ftp_var.h,v 1.81 2009/04/12 10:18:52 lukem Exp	*/
3 
4 /*-
5  * Copyright (c) 1996-2009 The NetBSD Foundation, Inc.
6  * All rights reserved.
7  *
8  * This code is derived from software contributed to The NetBSD Foundation
9  * by Luke Mewburn.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
21  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
24  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30  * POSSIBILITY OF SUCH DAMAGE.
31  */
32 
33 /*
34  * Copyright (c) 1985, 1989, 1993, 1994
35  *	The Regents of the University of California.  All rights reserved.
36  *
37  * Redistribution and use in source and binary forms, with or without
38  * modification, are permitted provided that the following conditions
39  * are met:
40  * 1. Redistributions of source code must retain the above copyright
41  *    notice, this list of conditions and the following disclaimer.
42  * 2. Redistributions in binary form must reproduce the above copyright
43  *    notice, this list of conditions and the following disclaimer in the
44  *    documentation and/or other materials provided with the distribution.
45  * 3. Neither the name of the University nor the names of its contributors
46  *    may be used to endorse or promote products derived from this software
47  *    without specific prior written permission.
48  *
49  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
50  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
51  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
52  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
53  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
54  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
55  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
56  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
57  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
58  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
59  * SUCH DAMAGE.
60  *
61  *	@(#)ftp_var.h	8.4 (Berkeley) 10/9/94
62  */
63 
64 /*
65  * Copyright (C) 1997 and 1998 WIDE Project.
66  * All rights reserved.
67  *
68  * Redistribution and use in source and binary forms, with or without
69  * modification, are permitted provided that the following conditions
70  * are met:
71  * 1. Redistributions of source code must retain the above copyright
72  *    notice, this list of conditions and the following disclaimer.
73  * 2. Redistributions in binary form must reproduce the above copyright
74  *    notice, this list of conditions and the following disclaimer in the
75  *    documentation and/or other materials provided with the distribution.
76  * 3. Neither the name of the project nor the names of its contributors
77  *    may be used to endorse or promote products derived from this software
78  *    without specific prior written permission.
79  *
80  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
81  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
82  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
83  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
84  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
85  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
86  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
87  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
88  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
89  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
90  * SUCH DAMAGE.
91  */
92 
93 /*
94  * FTP global variables.
95  */
96 
97 #ifdef SMALL
98 #undef	NO_EDITCOMPLETE
99 #define	NO_EDITCOMPLETE
100 #undef	NO_PROGRESS
101 #define	NO_PROGRESS
102 #endif
103 
104 #if 0	/* tnftp */
105 
106 #include <sys/param.h>
107 
108 #include <netinet/in.h>
109 #include <arpa/inet.h>
110 
111 #include <poll.h>
112 
113 #include <setjmp.h>
114 #include <stringlist.h>
115 
116 #endif	/* tnftp */
117 
118 #ifndef NO_EDITCOMPLETE
119 #include <histedit.h>
120 #endif /* !NO_EDITCOMPLETE */
121 
122 #include "extern.h"
123 #include "progressbar.h"
124 
125 /*
126  * Format of command table.
127  */
128 struct cmd {
129 	const char	*c_name;	/* name of command */
130 	const char	*c_help;	/* help string */
131 	char		c_bell;		/* give bell when command completes */
132 	char		c_conn;		/* must be connected to use command */
133 	char		c_proxy;	/* proxy server may execute */
134 #ifndef NO_EDITCOMPLETE
135 	const char	*c_complete;	/* context sensitive completion list */
136 #endif /* !NO_EDITCOMPLETE */
137 	void		(*c_handler)(int, char **); /* function to call */
138 };
139 
140 #define MAX_C_NAME	12		/* maximum length of cmd.c_name */
141 
142 /*
143  * Format of macro table
144  */
145 struct macel {
146 	char	 mac_name[9];	/* macro name */
147 	char	*mac_start;	/* start of macro in macbuf */
148 	char	*mac_end;	/* end of macro in macbuf */
149 };
150 
151 /*
152  * Format of option table
153  */
154 struct option {
155 	const char	*name;
156 	char		*value;
157 };
158 
159 /*
160  * Indices to features[]; an array containing status of remote server
161  * features; -1 not known (FEAT failed), 0 absent, 1 present.
162  */
163 enum {
164 	FEAT_FEAT = 0,		/* FEAT, OPTS */
165 	FEAT_MDTM,		/* MDTM */
166 	FEAT_MLST,		/* MLSD, MLST */
167 	FEAT_REST_STREAM,	/* RESTart STREAM */
168 	FEAT_SIZE,		/* SIZE */
169 	FEAT_TVFS,		/* TVFS (not used) */
170 	FEAT_max
171 };
172 
173 
174 /*
175  * Global defines
176  */
177 #define	FTPBUFLEN	MAXPATHLEN + 200
178 #define	MAX_IN_PORT_T	0xffffU
179 
180 #define	HASHBYTES	1024	/* default mark for `hash' command */
181 #define	DEFAULTINCR	1024	/* default increment for `rate' command */
182 
183 #define	FTP_PORT	21	/* default if ! getservbyname("ftp/tcp") */
184 #define	HTTP_PORT	80	/* default if ! getservbyname("http/tcp") */
185 #ifndef	GATE_PORT
186 #define	GATE_PORT	21	/* default if ! getservbyname("ftpgate/tcp") */
187 #endif
188 #ifndef	GATE_SERVER
189 #define	GATE_SERVER	""	/* default server */
190 #endif
191 
192 #define	DEFAULTPAGER	"less"	/* default pager if $PAGER isn't set */
193 #define	DEFAULTPROMPT	"ftp> "	/* default prompt  if `set prompt' is empty */
194 #define	DEFAULTRPROMPT	""	/* default rprompt if `set rprompt' is empty */
195 
196 #define	TMPFILE		"ftpXXXXXXXXXX"
197 
198 
199 #ifndef	GLOBAL
200 #define	GLOBAL	extern
201 #endif
202 
203 /*
204  * Options and other state info.
205  */
206 GLOBAL	int	trace;		/* trace packets exchanged */
207 GLOBAL	int	hash;		/* print # for each buffer transferred */
208 GLOBAL	int	mark;		/* number of bytes between hashes */
209 GLOBAL	int	sendport;	/* use PORT/LPRT cmd for each data connection */
210 GLOBAL	int	connected;	/* 1 = connected to server, -1 = logged in */
211 GLOBAL	int	interactive;	/* interactively prompt on m* cmds */
212 GLOBAL	int	confirmrest;	/* confirm rest of current m* cmd */
213 GLOBAL	int	ftp_debug;	/* debugging level */
214 GLOBAL	int	bell;		/* ring bell on cmd completion */
215 GLOBAL	int	doglob;		/* glob local file names */
216 GLOBAL	int	autologin;	/* establish user account on connection */
217 GLOBAL	int	proxy;		/* proxy server connection active */
218 GLOBAL	int	proxflag;	/* proxy connection exists */
219 GLOBAL	int	gatemode;	/* use gate-ftp */
220 GLOBAL	const char *gateserver;	/* server to use for gate-ftp */
221 GLOBAL	int	sunique;	/* store files on server with unique name */
222 GLOBAL	int	runique;	/* store local files with unique name */
223 GLOBAL	int	mcase;		/* map upper to lower case for mget names */
224 GLOBAL	int	ntflag;		/* use ntin ntout tables for name translation */
225 GLOBAL	int	mapflag;	/* use mapin mapout templates on file names */
226 GLOBAL	int	preserve;	/* preserve modification time on files */
227 GLOBAL	int	code;		/* return/reply code for ftp command */
228 GLOBAL	int	crflag;		/* if 1, strip car. rets. on ascii gets */
229 GLOBAL	int	passivemode;	/* passive mode enabled */
230 GLOBAL	int	activefallback;	/* fall back to active mode if passive fails */
231 GLOBAL	char   *altarg;		/* argv[1] with no shell-like preprocessing  */
232 GLOBAL	char	ntin[17];	/* input translation table */
233 GLOBAL	char	ntout[17];	/* output translation table */
234 GLOBAL	char	mapin[MAXPATHLEN]; /* input map template */
235 GLOBAL	char	mapout[MAXPATHLEN]; /* output map template */
236 GLOBAL	char	typename[32];	/* name of file transfer type */
237 GLOBAL	int	type;		/* requested file transfer type */
238 GLOBAL	int	curtype;	/* current file transfer type */
239 GLOBAL	char	structname[32];	/* name of file transfer structure */
240 GLOBAL	int	stru;		/* file transfer structure */
241 GLOBAL	char	formname[32];	/* name of file transfer format */
242 GLOBAL	int	form;		/* file transfer format */
243 GLOBAL	char	modename[32];	/* name of file transfer mode */
244 GLOBAL	int	mode;		/* file transfer mode */
245 GLOBAL	char	bytename[32];	/* local byte size in ascii */
246 GLOBAL	int	bytesize;	/* local byte size in binary */
247 GLOBAL	int	anonftp;	/* automatic anonymous login */
248 GLOBAL	int	dirchange;	/* remote directory changed by cd command */
249 GLOBAL	int	flushcache;	/* set HTTP cache flush headers with request */
250 GLOBAL	int	rate_get;	/* maximum get xfer rate */
251 GLOBAL	int	rate_get_incr;	/* increment for get xfer rate */
252 GLOBAL	int	rate_put;	/* maximum put xfer rate */
253 GLOBAL	int	rate_put_incr;	/* increment for put xfer rate */
254 GLOBAL	int	retry_connect;	/* seconds between retrying connection */
255 GLOBAL	const char *tmpdir;	/* temporary directory */
256 GLOBAL	int	epsv4;		/* use EPSV/EPRT on IPv4 connections */
257 GLOBAL	int	epsv4bad;	/* EPSV doesn't work on the current server */
258 GLOBAL	int	epsv6;		/* use EPSV/EPRT on IPv6 connections */
259 GLOBAL	int	epsv6bad;	/* EPSV doesn't work on the current server */
260 GLOBAL	int	editing;	/* command line editing enabled */
261 GLOBAL	int	features[FEAT_max];	/* remote FEATures supported */
262 
263 #ifndef NO_EDITCOMPLETE
264 GLOBAL	EditLine *el;		/* editline(3) status structure */
265 GLOBAL	History  *hist;		/* editline(3) history structure */
266 GLOBAL	char	 *cursor_pos;	/* cursor position we're looking for */
267 GLOBAL	size_t	  cursor_argc;	/* location of cursor in margv */
268 GLOBAL	size_t	  cursor_argo;	/* offset of cursor in margv[cursor_argc] */
269 #endif /* !NO_EDITCOMPLETE */
270 
271 GLOBAL	char   *hostname;	/* name of host connected to */
272 GLOBAL	int	unix_server;	/* server is unix, can use binary for ascii */
273 GLOBAL	int	unix_proxy;	/* proxy is unix, can use binary for ascii */
274 GLOBAL	char	localcwd[MAXPATHLEN];	/* local dir */
275 GLOBAL	char	remotecwd[MAXPATHLEN];	/* remote dir */
276 GLOBAL	char   *username;	/* name of user logged in as. (dynamic) */
277 
278 GLOBAL	sa_family_t family;	/* address family to use for connections */
279 GLOBAL	const char *ftpport;	/* port number to use for FTP connections */
280 GLOBAL	const char *httpport;	/* port number to use for HTTP connections */
281 GLOBAL	const char *gateport;	/* port number to use for gateftp connections */
282 GLOBAL	struct addrinfo *bindai; /* local address to bind as */
283 
284 GLOBAL	char   *outfile;	/* filename to output URLs to */
285 GLOBAL	int	restartautofetch; /* restart auto-fetch */
286 
287 GLOBAL	char	line[FTPBUFLEN]; /* input line buffer */
288 GLOBAL	char	*stringbase;	/* current scan point in line buffer */
289 GLOBAL	char	argbuf[FTPBUFLEN]; /* argument storage buffer */
290 GLOBAL	char	*argbase;	/* current storage point in arg buffer */
291 GLOBAL	StringList *marg_sl;	/* stringlist containing margv */
292 GLOBAL	int	margc;		/* count of arguments on input line */
293 #define	margv (marg_sl->sl_str)	/* args parsed from input line */
294 GLOBAL	int     cpend;		/* flag: if != 0, then pending server reply */
295 GLOBAL	int	mflag;		/* flag: if != 0, then active multi command */
296 
297 GLOBAL	int	options;	/* used during socket creation */
298 
299 GLOBAL	int	sndbuf_size;	/* socket send buffer size */
300 GLOBAL	int	rcvbuf_size;	/* socket receive buffer size */
301 GLOBAL	int	auto_sndbuf;	/* flag: if != 0 then use auto sndbuf size */
302 GLOBAL	int	auto_rcvbuf;	/* flag: if != 0 then use auto rcvbuf size */
303 
304 GLOBAL	int	macnum;		/* number of defined macros */
305 GLOBAL	struct macel macros[16];
306 GLOBAL	char	macbuf[4096];
307 
308 GLOBAL	char	*localhome;		/* local home directory */
309 GLOBAL	char	*localname;		/* local user name */
310 GLOBAL	char	 netrc[MAXPATHLEN];	/* path to .netrc file */
311 GLOBAL	char	 reply_string[BUFSIZ];	/* first line of previous reply */
312 GLOBAL	void	(*reply_callback)(const char *);
313 					/*
314 					 * function to call for each line in
315 					 * the server's reply except for the
316 					 * first (`xxx-') and last (`xxx ')
317 					 */
318 
319 GLOBAL	volatile sig_atomic_t	sigint_raised;
320 
321 GLOBAL	FILE	*cin;
322 GLOBAL	FILE	*cout;
323 GLOBAL	int	 data;
324 
325 extern	struct cmd	cmdtab[];
326 extern	struct option	optiontab[];
327 
328 
329 #define	EMPTYSTRING(x)	((x) == NULL || (*(x) == '\0'))
330 #define	FREEPTR(x)	if ((x) != NULL) { free(x); (x) = NULL; }
331 
332 #ifdef BSD4_4
333 # define HAVE_STRUCT_SOCKADDR_IN_SIN_LEN	1
334 #endif
335 
336 #ifdef NO_LONG_LONG
337 # define STRTOLL(x,y,z)	strtol(x,y,z)
338 #else
339 # define STRTOLL(x,y,z)	strtoll(x,y,z)
340 #endif
341 
342 #ifdef NO_DEBUG
343 #define DPRINTF(...)
344 #define DWARN(...)
345 #else
346 #define DPRINTF(...)	if (ftp_debug) (void)fprintf(ttyout, __VA_ARGS__)
347 #define DWARN(...)	if (ftp_debug) warn(__VA_ARGS__)
348 #endif
349 
350 #define STRorNULL(s)	((s) ? (s) : "<null>")
351 
352 #ifdef NO_USAGE
353 void xusage(void);
354 #define UPRINTF(...)	xusage()
355 #else
356 #define UPRINTF(...)	(void)fprintf(ttyout, __VA_ARGS__)
357 #endif
358