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ftp_var.h revision 1.40
      1 /*	$NetBSD: ftp_var.h,v 1.40 1999/10/01 08:01:13 lukem Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1985, 1989, 1993, 1994
      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  *	@(#)ftp_var.h	8.4 (Berkeley) 10/9/94
     36  */
     37 
     38 /*
     39  * Copyright (C) 1997 and 1998 WIDE Project.
     40  * All rights reserved.
     41  *
     42  * Redistribution and use in source and binary forms, with or without
     43  * modification, are permitted provided that the following conditions
     44  * are met:
     45  * 1. Redistributions of source code must retain the above copyright
     46  *    notice, this list of conditions and the following disclaimer.
     47  * 2. Redistributions in binary form must reproduce the above copyright
     48  *    notice, this list of conditions and the following disclaimer in the
     49  *    documentation and/or other materials provided with the distribution.
     50  * 3. Neither the name of the project nor the names of its contributors
     51  *    may be used to endorse or promote products derived from this software
     52  *    without specific prior written permission.
     53  *
     54  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
     55  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     56  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     57  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
     58  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     59  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     60  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     61  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     62  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     63  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     64  * SUCH DAMAGE.
     65  */
     66 
     67 /*
     68  * FTP global variables.
     69  */
     70 
     71 #ifdef SMALL
     72 #undef	NO_ABOUT
     73 #define	NO_ABOUT
     74 #undef	NO_EDITCOMPLETE
     75 #define	NO_EDITCOMPLETE
     76 #undef	NO_PROGRESS
     77 #define	NO_PROGRESS
     78 #endif
     79 
     80 #include <sys/param.h>
     81 
     82 #include <netinet/in.h>
     83 #include <arpa/inet.h>
     84 
     85 #include <setjmp.h>
     86 #include <stringlist.h>
     87 
     88 #ifndef NO_EDITCOMPLETE
     89 #include <histedit.h>
     90 #endif /* !NO_EDITCOMPLETE */
     91 
     92 #include "extern.h"
     93 
     94 
     95 /*
     96  * Format of command table.
     97  */
     98 struct cmd {
     99 	char	*c_name;	/* name of command */
    100 	char	*c_help;	/* help string */
    101 	char	 c_bell;	/* give bell when command completes */
    102 	char	 c_conn;	/* must be connected to use command */
    103 	char	 c_proxy;	/* proxy server may execute */
    104 #ifndef NO_EDITCOMPLETE
    105 	char	*c_complete;	/* context sensitive completion list */
    106 #endif /* !NO_EDITCOMPLETE */
    107 	void	(*c_handler) __P((int, char **)); /* function to call */
    108 };
    109 
    110 /*
    111  * Format of macro table
    112  */
    113 struct macel {
    114 	char mac_name[9];	/* macro name */
    115 	char *mac_start;	/* start of macro in macbuf */
    116 	char *mac_end;		/* end of macro in macbuf */
    117 };
    118 
    119 
    120 /*
    121  * Global defines
    122  */
    123 #define FTPBUFLEN	MAXPATHLEN + 200
    124 #define MAX_IN_PORT_T	0xffffU
    125 
    126 #define HASHBYTES	1024	/* default mark for `hash' command */
    127 #define	DEFAULTINCR	1024	/* default increment for `rate' command */
    128 #define STALLTIME	5	/* # of seconds of no xfer before "stalling" */
    129 
    130 #define	FTP_PORT	21	/* default if ! getservbyname("ftp/tcp") */
    131 #define	HTTP_PORT	80	/* default if ! getservbyname("http/tcp") */
    132 #ifndef	GATE_PORT
    133 #define	GATE_PORT	21	/* default if ! getservbyname("ftpgate/tcp") */
    134 #endif
    135 #ifndef	GATE_SERVER
    136 #define	GATE_SERVER	""	/* default server */
    137 #endif
    138 
    139 #define PAGER		"more"	/* default pager if $PAGER isn't set */
    140 
    141 #define	TMPFILE		"ftpXXXXXXXXXX"
    142 
    143 
    144 #ifndef	GLOBAL
    145 #define	GLOBAL	extern
    146 #endif
    147 
    148 /*
    149  * Options and other state info.
    150  */
    151 GLOBAL	int	trace;		/* trace packets exchanged */
    152 GLOBAL	int	hash;		/* print # for each buffer transferred */
    153 GLOBAL	int	mark;		/* number of bytes between hashes */
    154 GLOBAL	int	sendport;	/* use PORT/LPRT cmd for each data connection */
    155 GLOBAL	int	verbose;	/* print messages coming back from server */
    156 GLOBAL	int	connected;	/* 1 = connected to server, -1 = logged in */
    157 GLOBAL	int	fromatty;	/* input is from a terminal */
    158 GLOBAL	int	interactive;	/* interactively prompt on m* cmds */
    159 GLOBAL	int	confirmrest;	/* confirm rest of current m* cmd */
    160 GLOBAL	int	debug;		/* debugging level */
    161 GLOBAL	int	bell;		/* ring bell on cmd completion */
    162 GLOBAL	int	doglob;		/* glob local file names */
    163 GLOBAL	int	autologin;	/* establish user account on connection */
    164 GLOBAL	int	proxy;		/* proxy server connection active */
    165 GLOBAL	int	proxflag;	/* proxy connection exists */
    166 GLOBAL	int	gatemode;	/* use gate-ftp */
    167 GLOBAL	char   *gateserver;	/* server to use for gate-ftp */
    168 GLOBAL	int	sunique;	/* store files on server with unique name */
    169 GLOBAL	int	runique;	/* store local files with unique name */
    170 GLOBAL	int	mcase;		/* map upper to lower case for mget names */
    171 GLOBAL	int	ntflag;		/* use ntin ntout tables for name translation */
    172 GLOBAL	int	mapflag;	/* use mapin mapout templates on file names */
    173 GLOBAL	int	preserve;	/* preserve modification time on files */
    174 GLOBAL	int	progress;	/* display transfer progress bar */
    175 GLOBAL	int	code;		/* return/reply code for ftp command */
    176 GLOBAL	int	crflag;		/* if 1, strip car. rets. on ascii gets */
    177 GLOBAL	int	passivemode;	/* passive mode enabled */
    178 GLOBAL	int	activefallback;	/* fall back to active mode if passive fails */
    179 GLOBAL	char   *altarg;		/* argv[1] with no shell-like preprocessing  */
    180 GLOBAL	char	ntin[17];	/* input translation table */
    181 GLOBAL	char	ntout[17];	/* output translation table */
    182 GLOBAL	char	mapin[MAXPATHLEN]; /* input map template */
    183 GLOBAL	char	mapout[MAXPATHLEN]; /* output map template */
    184 GLOBAL	char	typename[32];	/* name of file transfer type */
    185 GLOBAL	int	type;		/* requested file transfer type */
    186 GLOBAL	int	curtype;	/* current file transfer type */
    187 GLOBAL	char	structname[32];	/* name of file transfer structure */
    188 GLOBAL	int	stru;		/* file transfer structure */
    189 GLOBAL	char	formname[32];	/* name of file transfer format */
    190 GLOBAL	int	form;		/* file transfer format */
    191 GLOBAL	char	modename[32];	/* name of file transfer mode */
    192 GLOBAL	int	mode;		/* file transfer mode */
    193 GLOBAL	char	bytename[32];	/* local byte size in ascii */
    194 GLOBAL	int	bytesize;	/* local byte size in binary */
    195 GLOBAL	int	anonftp;	/* automatic anonymous login */
    196 GLOBAL	int	dirchange;	/* remote directory changed by cd command */
    197 GLOBAL	int	flushcache;	/* set HTTP cache flush headers with request */
    198 GLOBAL	int	rate_get;	/* maximum get xfer rate */
    199 GLOBAL	int	rate_get_incr;	/* increment for get xfer rate */
    200 GLOBAL	int	rate_put;	/* maximum put xfer rate */
    201 GLOBAL	int	rate_put_incr;	/* increment for put xfer rate */
    202 GLOBAL	int	retry_connect;	/* seconds between retrying connection */
    203 GLOBAL	int	ttywidth;	/* width of tty */
    204 GLOBAL	char   *tmpdir;		/* temporary directory */
    205 GLOBAL	FILE   *ttyout;		/* stdout, or stderr if retrieving to stdout */
    206 GLOBAL	int	epsv4;		/* use EPSV/EPRT on IPv4 connections */
    207 GLOBAL	int	epsv4bad;	/* EPSV doesn't work on the current server */
    208 
    209 #ifndef NO_EDITCOMPLETE
    210 GLOBAL	int	  editing;	/* command line editing enabled */
    211 GLOBAL	EditLine *el;		/* editline(3) status structure */
    212 GLOBAL	History  *hist;		/* editline(3) history structure */
    213 GLOBAL	char	 *cursor_pos;	/* cursor position we're looking for */
    214 GLOBAL	size_t	  cursor_argc;	/* location of cursor in margv */
    215 GLOBAL	size_t	  cursor_argo;	/* offset of cursor in margv[cursor_argc] */
    216 #endif /* !NO_EDITCOMPLETE */
    217 
    218 GLOBAL	off_t	bytes;		/* current # of bytes read */
    219 GLOBAL	off_t	filesize;	/* size of file being transferred */
    220 GLOBAL	char   *direction;	/* direction transfer is occurring */
    221 GLOBAL	off_t	restart_point;	/* offset to restart transfer */
    222 
    223 GLOBAL	char   *hostname;	/* name of host connected to */
    224 GLOBAL	int	unix_server;	/* server is unix, can use binary for ascii */
    225 GLOBAL	int	unix_proxy;	/* proxy is unix, can use binary for ascii */
    226 
    227 GLOBAL	char 	*ftpport;	/* port number to use for FTP connections */
    228 GLOBAL	char	*httpport;	/* port number to use for HTTP connections */
    229 GLOBAL	char	*gateport;	/* port number to use for gateftp connections */
    230 
    231 GLOBAL	const char *ftpproxy;	/* ftp:// proxy server */
    232 GLOBAL	const char *httpproxy;	/* http:// proxy server */
    233 GLOBAL	const char *no_proxy;	/* list of domains not to proxy */
    234 
    235 GLOBAL	char   *outfile;	/* filename to output URLs to */
    236 GLOBAL	int	restartautofetch; /* restart auto-fetch */
    237 
    238 GLOBAL	jmp_buf	toplevel;	/* non-local goto stuff for cmd scanner */
    239 
    240 GLOBAL	char	line[FTPBUFLEN]; /* input line buffer */
    241 GLOBAL	char	*stringbase;	/* current scan point in line buffer */
    242 GLOBAL	char	argbuf[FTPBUFLEN]; /* argument storage buffer */
    243 GLOBAL	char	*argbase;	/* current storage point in arg buffer */
    244 GLOBAL	StringList *marg_sl;	/* stringlist containing margv */
    245 GLOBAL	int	margc;		/* count of arguments on input line */
    246 #define margv (marg_sl->sl_str)	/* args parsed from input line */
    247 GLOBAL	int     cpend;		/* flag: if != 0, then pending server reply */
    248 GLOBAL	int	mflag;		/* flag: if != 0, then active multi command */
    249 
    250 GLOBAL	int	options;	/* used during socket creation */
    251 
    252 GLOBAL	int	sndbuf_size;	/* socket send buffer size */
    253 GLOBAL	int	rcvbuf_size;	/* socket receive buffer size */
    254 
    255 GLOBAL	int	macnum;		/* number of defined macros */
    256 GLOBAL	struct macel macros[16];
    257 GLOBAL	char	macbuf[4096];
    258 
    259 GLOBAL	char	 home[MAXPATHLEN];	/* home directory (for lcd) */
    260 GLOBAL	char	 reply_string[BUFSIZ];	/* first line of previous reply */
    261 
    262 GLOBAL	FILE   	*cin;
    263 GLOBAL	FILE   	*cout;
    264 GLOBAL	int	 data;
    265 
    266 extern	struct cmd cmdtab[];
    267 extern	int	 NCMDS;
    268 
    269 extern	char	*__progname;		/* from crt0.o */
    270