ftp_var.h revision 146309
1/*	$NetBSD: ftp_var.h,v 1.71 2005/04/11 01:49:31 lukem Exp $	*/
2
3/*-
4 * Copyright (c) 1996-2005 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Luke Mewburn.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 * 3. All advertising materials mentioning features or use of this software
19 *    must display the following acknowledgement:
20 *	This product includes software developed by the NetBSD
21 *	Foundation, Inc. and its contributors.
22 * 4. Neither the name of The NetBSD Foundation nor the names of its
23 *    contributors may be used to endorse or promote products derived
24 *    from this software without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36 * POSSIBILITY OF SUCH DAMAGE.
37 */
38
39/*
40 * Copyright (c) 1985, 1989, 1993, 1994
41 *	The Regents of the University of California.  All rights reserved.
42 *
43 * Redistribution and use in source and binary forms, with or without
44 * modification, are permitted provided that the following conditions
45 * are met:
46 * 1. Redistributions of source code must retain the above copyright
47 *    notice, this list of conditions and the following disclaimer.
48 * 2. Redistributions in binary form must reproduce the above copyright
49 *    notice, this list of conditions and the following disclaimer in the
50 *    documentation and/or other materials provided with the distribution.
51 * 3. Neither the name of the University nor the names of its contributors
52 *    may be used to endorse or promote products derived from this software
53 *    without specific prior written permission.
54 *
55 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
56 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
57 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
58 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
59 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
60 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
61 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
62 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
63 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
64 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
65 * SUCH DAMAGE.
66 *
67 *	@(#)ftp_var.h	8.4 (Berkeley) 10/9/94
68 */
69
70/*
71 * Copyright (C) 1997 and 1998 WIDE Project.
72 * All rights reserved.
73 *
74 * Redistribution and use in source and binary forms, with or without
75 * modification, are permitted provided that the following conditions
76 * are met:
77 * 1. Redistributions of source code must retain the above copyright
78 *    notice, this list of conditions and the following disclaimer.
79 * 2. Redistributions in binary form must reproduce the above copyright
80 *    notice, this list of conditions and the following disclaimer in the
81 *    documentation and/or other materials provided with the distribution.
82 * 3. Neither the name of the project nor the names of its contributors
83 *    may be used to endorse or promote products derived from this software
84 *    without specific prior written permission.
85 *
86 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
87 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
88 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
89 * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
90 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
91 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
92 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
93 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
94 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
95 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
96 * SUCH DAMAGE.
97 */
98
99/*
100 * FTP global variables.
101 */
102
103#ifdef SMALL
104#undef	NO_EDITCOMPLETE
105#define	NO_EDITCOMPLETE
106#undef	NO_PROGRESS
107#define	NO_PROGRESS
108#endif
109
110#include <sys/param.h>
111
112#include <netinet/in.h>
113#include <arpa/inet.h>
114
115#include <poll.h>
116
117#include <setjmp.h>
118#include <stringlist.h>
119
120#ifndef NO_EDITCOMPLETE
121#include <histedit.h>
122#endif /* !NO_EDITCOMPLETE */
123
124#include "extern.h"
125#include "progressbar.h"
126
127/*
128 * Format of command table.
129 */
130struct cmd {
131	char		*c_name;	/* name of command */
132	const char	*c_help;	/* help string */
133	char		c_bell;		/* give bell when command completes */
134	char		c_conn;		/* must be connected to use command */
135	char		c_proxy;	/* proxy server may execute */
136#ifndef NO_EDITCOMPLETE
137	const char	*c_complete;	/* context sensitive completion list */
138#endif /* !NO_EDITCOMPLETE */
139	void		(*c_handler)(int, char **); /* function to call */
140};
141
142/*
143 * Format of macro table
144 */
145struct 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 */
154struct option {
155	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 */
163enum {
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	"more"	/* 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 */
206GLOBAL	int	trace;		/* trace packets exchanged */
207GLOBAL	int	hash;		/* print # for each buffer transferred */
208GLOBAL	int	mark;		/* number of bytes between hashes */
209GLOBAL	int	sendport;	/* use PORT/LPRT cmd for each data connection */
210GLOBAL	int	connected;	/* 1 = connected to server, -1 = logged in */
211GLOBAL	int	interactive;	/* interactively prompt on m* cmds */
212GLOBAL	int	confirmrest;	/* confirm rest of current m* cmd */
213GLOBAL	int	debug;		/* debugging level */
214GLOBAL	int	bell;		/* ring bell on cmd completion */
215GLOBAL	int	doglob;		/* glob local file names */
216GLOBAL	int	autologin;	/* establish user account on connection */
217GLOBAL	int	proxy;		/* proxy server connection active */
218GLOBAL	int	proxflag;	/* proxy connection exists */
219GLOBAL	int	gatemode;	/* use gate-ftp */
220GLOBAL	char   *gateserver;	/* server to use for gate-ftp */
221GLOBAL	int	sunique;	/* store files on server with unique name */
222GLOBAL	int	runique;	/* store local files with unique name */
223GLOBAL	int	mcase;		/* map upper to lower case for mget names */
224GLOBAL	int	ntflag;		/* use ntin ntout tables for name translation */
225GLOBAL	int	mapflag;	/* use mapin mapout templates on file names */
226GLOBAL	int	preserve;	/* preserve modification time on files */
227GLOBAL	int	code;		/* return/reply code for ftp command */
228GLOBAL	int	crflag;		/* if 1, strip car. rets. on ascii gets */
229GLOBAL	int	passivemode;	/* passive mode enabled */
230GLOBAL	int	activefallback;	/* fall back to active mode if passive fails */
231GLOBAL	char   *altarg;		/* argv[1] with no shell-like preprocessing  */
232GLOBAL	char	ntin[17];	/* input translation table */
233GLOBAL	char	ntout[17];	/* output translation table */
234GLOBAL	char	mapin[MAXPATHLEN]; /* input map template */
235GLOBAL	char	mapout[MAXPATHLEN]; /* output map template */
236GLOBAL	char	typename[32];	/* name of file transfer type */
237GLOBAL	int	type;		/* requested file transfer type */
238GLOBAL	int	curtype;	/* current file transfer type */
239GLOBAL	char	structname[32];	/* name of file transfer structure */
240GLOBAL	int	stru;		/* file transfer structure */
241GLOBAL	char	formname[32];	/* name of file transfer format */
242GLOBAL	int	form;		/* file transfer format */
243GLOBAL	char	modename[32];	/* name of file transfer mode */
244GLOBAL	int	mode;		/* file transfer mode */
245GLOBAL	char	bytename[32];	/* local byte size in ascii */
246GLOBAL	int	bytesize;	/* local byte size in binary */
247GLOBAL	int	anonftp;	/* automatic anonymous login */
248GLOBAL	int	dirchange;	/* remote directory changed by cd command */
249GLOBAL	int	flushcache;	/* set HTTP cache flush headers with request */
250GLOBAL	int	rate_get;	/* maximum get xfer rate */
251GLOBAL	int	rate_get_incr;	/* increment for get xfer rate */
252GLOBAL	int	rate_put;	/* maximum put xfer rate */
253GLOBAL	int	rate_put_incr;	/* increment for put xfer rate */
254GLOBAL	int	retry_connect;	/* seconds between retrying connection */
255GLOBAL	char   *tmpdir;		/* temporary directory */
256GLOBAL	int	epsv4;		/* use EPSV/EPRT on IPv4 connections */
257GLOBAL	int	epsv4bad;	/* EPSV doesn't work on the current server */
258GLOBAL	int	editing;	/* command line editing enabled */
259GLOBAL	int	features[FEAT_max];	/* remote FEATures supported */
260
261#ifndef NO_EDITCOMPLETE
262GLOBAL	EditLine *el;		/* editline(3) status structure */
263GLOBAL	History  *hist;		/* editline(3) history structure */
264GLOBAL	char	 *cursor_pos;	/* cursor position we're looking for */
265GLOBAL	size_t	  cursor_argc;	/* location of cursor in margv */
266GLOBAL	size_t	  cursor_argo;	/* offset of cursor in margv[cursor_argc] */
267#endif /* !NO_EDITCOMPLETE */
268
269GLOBAL	char   *direction;	/* direction transfer is occurring */
270
271GLOBAL	char   *hostname;	/* name of host connected to */
272GLOBAL	int	unix_server;	/* server is unix, can use binary for ascii */
273GLOBAL	int	unix_proxy;	/* proxy is unix, can use binary for ascii */
274GLOBAL	char	localcwd[MAXPATHLEN];	/* local dir */
275GLOBAL	char	remotecwd[MAXPATHLEN];	/* remote dir */
276GLOBAL	char   *username;	/* name of user logged in as. (dynamic) */
277
278GLOBAL	sa_family_t family;	/* address family to use for connections */
279GLOBAL	char	*ftpport;	/* port number to use for FTP connections */
280GLOBAL	char	*httpport;	/* port number to use for HTTP connections */
281GLOBAL	char	*gateport;	/* port number to use for gateftp connections */
282
283GLOBAL	char   *outfile;	/* filename to output URLs to */
284GLOBAL	int	restartautofetch; /* restart auto-fetch */
285
286GLOBAL	char	line[FTPBUFLEN]; /* input line buffer */
287GLOBAL	char	*stringbase;	/* current scan point in line buffer */
288GLOBAL	char	argbuf[FTPBUFLEN]; /* argument storage buffer */
289GLOBAL	char	*argbase;	/* current storage point in arg buffer */
290GLOBAL	StringList *marg_sl;	/* stringlist containing margv */
291GLOBAL	int	margc;		/* count of arguments on input line */
292#define	margv (marg_sl->sl_str)	/* args parsed from input line */
293GLOBAL	int     cpend;		/* flag: if != 0, then pending server reply */
294GLOBAL	int	mflag;		/* flag: if != 0, then active multi command */
295
296GLOBAL	int	options;	/* used during socket creation */
297
298GLOBAL	int	sndbuf_size;	/* socket send buffer size */
299GLOBAL	int	rcvbuf_size;	/* socket receive buffer size */
300
301GLOBAL	int	macnum;		/* number of defined macros */
302GLOBAL	struct macel macros[16];
303GLOBAL	char	macbuf[4096];
304
305GLOBAL	char	*localhome;		/* local home directory */
306GLOBAL	char	*localname;		/* local user name */
307GLOBAL	char	 netrc[MAXPATHLEN];	/* path to .netrc file */
308GLOBAL	char	 reply_string[BUFSIZ];	/* first line of previous reply */
309GLOBAL	void	(*reply_callback)(const char *);
310					/*
311					 * function to call for each line in
312					 * the server's reply except for the
313					 * first (`xxx-') and last (`xxx ')
314					 */
315
316GLOBAL	volatile sig_atomic_t	sigint_raised;
317
318GLOBAL	FILE	*cin;
319GLOBAL	FILE	*cout;
320GLOBAL	int	 data;
321
322extern	struct cmd	cmdtab[];
323extern	struct option	optiontab[];
324
325
326#define	EMPTYSTRING(x)	((x) == NULL || (*(x) == '\0'))
327#define	FREEPTR(x)	if ((x) != NULL) { free(x); (x) = NULL; }
328
329#ifdef BSD4_4
330# define HAVE_SOCKADDR_SA_LEN	1
331#endif
332
333#ifdef NO_LONG_LONG
334# define STRTOLL(x,y,z)	strtol(x,y,z)
335#else
336# define STRTOLL(x,y,z)	strtoll(x,y,z)
337#endif
338