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ftp_var.h revision 1.33
      1 /*	$NetBSD: ftp_var.h,v 1.33 1999/06/29 10:43:18 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  * FTP global variables.
     40  */
     41 
     42 #ifdef SMALL
     43 #undef	NO_ABOUT
     44 #define	NO_ABOUT
     45 #undef	NO_EDITCOMPLETE
     46 #define	NO_EDITCOMPLETE
     47 #undef	NO_PROGRESS
     48 #define	NO_PROGRESS
     49 #endif
     50 
     51 #include <sys/param.h>
     52 
     53 #include <netinet/in.h>
     54 #include <arpa/inet.h>
     55 
     56 #include <setjmp.h>
     57 #include <stringlist.h>
     58 
     59 #ifndef NO_EDITCOMPLETE
     60 #include <histedit.h>
     61 #endif /* !NO_EDITCOMPLETE */
     62 
     63 #include "extern.h"
     64 
     65 #define FTPBUFLEN	MAXPATHLEN + 200
     66 #define MAX_IN_PORT_T	0xffffU
     67 
     68 #define HASHBYTES	1024	/* default mark for `hash' command */
     69 #define	DEFAULTINCR	1024	/* default increment for `rate' command */
     70 #define STALLTIME	5	/* # of seconds of no xfer before "stalling" */
     71 
     72 #define	FTP_PORT	21	/* default if ! getservbyname("ftp/tcp") */
     73 #define	HTTP_PORT	80	/* default if ! getservbyname("http/tcp") */
     74 #ifndef	GATE_PORT
     75 #define	GATE_PORT	21	/* default if ! getservbyname("ftpgate/tcp") */
     76 #endif
     77 #ifndef	GATE_SERVER
     78 #define	GATE_SERVER	""	/* default server */
     79 #endif
     80 
     81 #define PAGER		"more"	/* default pager if $PAGER isn't set */
     82 
     83 /*
     84  * Options and other state info.
     85  */
     86 int	trace;			/* trace packets exchanged */
     87 int	hash;			/* print # for each buffer transferred */
     88 int	mark;			/* number of bytes between hashes */
     89 int	sendport;		/* use PORT cmd for each data connection */
     90 int	verbose;		/* print messages coming back from server */
     91 int	connected;		/* 1 = connected to server, -1 = logged in */
     92 int	fromatty;		/* input is from a terminal */
     93 int	interactive;		/* interactively prompt on m* cmds */
     94 int	confirmrest;		/* confirm rest of current m* cmd */
     95 int	debug;			/* debugging level */
     96 int	bell;			/* ring bell on cmd completion */
     97 int	doglob;			/* glob local file names */
     98 int	autologin;		/* establish user account on connection */
     99 int	proxy;			/* proxy server connection active */
    100 int	proxflag;		/* proxy connection exists */
    101 int	gatemode;		/* use gate-ftp */
    102 char   *gateserver;		/* server to use for gate-ftp */
    103 int	sunique;		/* store files on server with unique name */
    104 int	runique;		/* store local files with unique name */
    105 int	mcase;			/* map upper to lower case for mget names */
    106 int	ntflag;			/* use ntin ntout tables for name translation */
    107 int	mapflag;		/* use mapin mapout templates on file names */
    108 int	preserve;		/* preserve modification time on files */
    109 int	progress;		/* display transfer progress bar */
    110 int	code;			/* return/reply code for ftp command */
    111 int	crflag;			/* if 1, strip car. rets. on ascii gets */
    112 char	pasv[64];		/* passive port for proxy data connection */
    113 int	passivemode;		/* passive mode enabled */
    114 int	activefallback;		/* fall back to active mode if passive fails */
    115 char   *altarg;			/* argv[1] with no shell-like preprocessing  */
    116 char	ntin[17];		/* input translation table */
    117 char	ntout[17];		/* output translation table */
    118 char	mapin[MAXPATHLEN];	/* input map template */
    119 char	mapout[MAXPATHLEN];	/* output map template */
    120 char	typename[32];		/* name of file transfer type */
    121 int	type;			/* requested file transfer type */
    122 int	curtype;		/* current file transfer type */
    123 char	structname[32];		/* name of file transfer structure */
    124 int	stru;			/* file transfer structure */
    125 char	formname[32];		/* name of file transfer format */
    126 int	form;			/* file transfer format */
    127 char	modename[32];		/* name of file transfer mode */
    128 int	mode;			/* file transfer mode */
    129 char	bytename[32];		/* local byte size in ascii */
    130 int	bytesize;		/* local byte size in binary */
    131 int	anonftp;		/* automatic anonymous login */
    132 int	dirchange;		/* remote directory changed by cd command */
    133 int	flushcache;		/* set HTTP cache flush headers with request */
    134 int	rate_get;		/* maximum get xfer rate */
    135 int	rate_get_incr;		/* increment for get xfer rate */
    136 int	rate_put;		/* maximum put xfer rate */
    137 int	rate_put_incr;		/* increment for put xfer rate */
    138 int	retry_connect;		/* seconds between retrying connection */
    139 int	ttywidth;		/* width of tty */
    140 char   *tmpdir;			/* temporary directory */
    141 FILE   *ttyout;			/* stdout, or stderr if retrieving to stdout */
    142 
    143 #ifndef NO_EDITCOMPLETE
    144 int	  editing;		/* command line editing enabled */
    145 EditLine *el;			/* editline(3) status structure */
    146 History  *hist;			/* editline(3) history structure */
    147 char	 *cursor_pos;		/* cursor position we're looking for */
    148 size_t	  cursor_argc;		/* location of cursor in margv */
    149 size_t	  cursor_argo;		/* offset of cursor in margv[cursor_argc] */
    150 #endif /* !NO_EDITCOMPLETE */
    151 
    152 off_t	bytes;			/* current # of bytes read */
    153 off_t	filesize;		/* size of file being transferred */
    154 char   *direction;		/* direction transfer is occurring */
    155 off_t	restart_point;		/* offset to restart transfer */
    156 
    157 char   *hostname;		/* name of host connected to */
    158 int	unix_server;		/* server is unix, can use binary for ascii */
    159 int	unix_proxy;		/* proxy is unix, can use binary for ascii */
    160 
    161 in_port_t	ftpport;	/* port number to use for FTP connections */
    162 in_port_t	httpport;	/* port number to use for HTTP connections */
    163 in_port_t	gateport;	/* port number to use for gateftp connections */
    164 
    165 const char	*ftpproxy;	/* ftp:// proxy server */
    166 const char	*httpproxy;	/* http:// proxy server */
    167 const char	*no_proxy;	/* list of domains not to proxy */
    168 
    169 char   *outfile;		/* filename to output URLs to */
    170 int	restartautofetch;	/* restart auto-fetch */
    171 
    172 jmp_buf	toplevel;		/* non-local goto stuff for cmd scanner */
    173 
    174 char	line[FTPBUFLEN];	/* input line buffer */
    175 char	*stringbase;		/* current scan point in line buffer */
    176 char	argbuf[FTPBUFLEN];	/* argument storage buffer */
    177 char	*argbase;		/* current storage point in arg buffer */
    178 StringList *marg_sl;		/* stringlist containing margv */
    179 int	margc;			/* count of arguments on input line */
    180 #define margv (marg_sl->sl_str)	/* args parsed from input line */
    181 int     cpend;                  /* flag: if != 0, then pending server reply */
    182 int	mflag;			/* flag: if != 0, then active multi command */
    183 
    184 int	options;		/* used during socket creation */
    185 
    186 int	sndbuf_size;		/* socket send buffer size */
    187 int	sndbuf_manual;		/* sndbuf_size was set manually; override
    188 				   conf file */
    189 int	rcvbuf_size;		/* socket receive buffer size */
    190 int	rcvbuf_manual;		/* rcvbuf_size was set manually; override
    191 				   conf file */
    192 
    193 /*
    194  * Format of command table.
    195  */
    196 struct cmd {
    197 	char	*c_name;	/* name of command */
    198 	char	*c_help;	/* help string */
    199 	char	 c_bell;	/* give bell when command completes */
    200 	char	 c_conn;	/* must be connected to use command */
    201 	char	 c_proxy;	/* proxy server may execute */
    202 #ifndef NO_EDITCOMPLETE
    203 	char	*c_complete;	/* context sensitive completion list */
    204 #endif /* !NO_EDITCOMPLETE */
    205 	void	(*c_handler) __P((int, char **)); /* function to call */
    206 };
    207 
    208 struct macel {
    209 	char mac_name[9];	/* macro name */
    210 	char *mac_start;	/* start of macro in macbuf */
    211 	char *mac_end;		/* end of macro in macbuf */
    212 };
    213 
    214 int	macnum;			/* number of defined macros */
    215 struct macel macros[16];
    216 char	macbuf[4096];
    217