23014bc41f
need the results, not speculatively, just in case we might. Allows operation with some broken servers that get confused by PWD commands in some situations, and saves server round trips in the (modern) common case of ftp ftp://path/name where we never need to know the results from PWD.
357 lines
14 KiB
C
357 lines
14 KiB
C
/* $NetBSD: ftp_var.h,v 1.85 2017/11/20 21:11:36 kre Exp $ */
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/*-
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* Copyright (c) 1996-2009 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Luke Mewburn.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Copyright (c) 1985, 1989, 1993, 1994
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)ftp_var.h 8.4 (Berkeley) 10/9/94
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*/
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/*
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* Copyright (C) 1997 and 1998 WIDE Project.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the project nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*
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* FTP global variables.
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*/
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#ifdef SMALL
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#undef NO_EDITCOMPLETE
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#define NO_EDITCOMPLETE
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#undef NO_PROGRESS
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#define NO_PROGRESS
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#endif
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#include <sys/param.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <poll.h>
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#include <setjmp.h>
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#include <stringlist.h>
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#ifndef NO_EDITCOMPLETE
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#include <histedit.h>
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#endif /* !NO_EDITCOMPLETE */
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#include "extern.h"
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#include "progressbar.h"
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/*
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* Format of command table.
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*/
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struct cmd {
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const char *c_name; /* name of command */
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const char *c_help; /* help string */
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char c_bell; /* give bell when command completes */
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char c_conn; /* must be connected to use command */
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char c_proxy; /* proxy server may execute */
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#ifndef NO_EDITCOMPLETE
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const char *c_complete; /* context sensitive completion list */
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#endif /* !NO_EDITCOMPLETE */
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void (*c_handler)(int, char **); /* function to call */
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};
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#define MAX_C_NAME 12 /* maximum length of cmd.c_name */
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/*
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* Format of macro table
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*/
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struct macel {
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char mac_name[9]; /* macro name */
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char *mac_start; /* start of macro in macbuf */
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char *mac_end; /* end of macro in macbuf */
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};
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/*
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* Format of option table
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*/
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struct option {
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const char *name;
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char *value;
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};
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/*
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* Indices to features[]; an array containing status of remote server
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* features; -1 not known (FEAT failed), 0 absent, 1 present.
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*/
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enum {
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FEAT_FEAT = 0, /* FEAT, OPTS */
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FEAT_MDTM, /* MDTM */
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FEAT_MLST, /* MLSD, MLST */
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FEAT_REST_STREAM, /* RESTart STREAM */
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FEAT_SIZE, /* SIZE */
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FEAT_TVFS, /* TVFS (not used) */
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FEAT_max
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};
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/*
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* Global defines
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*/
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#define FTPBUFLEN (4 * MAXPATHLEN)
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#define MAX_IN_PORT_T 0xffffU
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#define HASHBYTES 1024 /* default mark for `hash' command */
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#define DEFAULTINCR 1024 /* default increment for `rate' command */
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#define FTP_PORT 21 /* default if ! getservbyname("ftp/tcp") */
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#define HTTP_PORT 80 /* default if ! getservbyname("http/tcp") */
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#define HTTPS_PORT 443 /* default if ! getservbyname("https/tcp") */
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#ifndef GATE_PORT
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#define GATE_PORT 21 /* default if ! getservbyname("ftpgate/tcp") */
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#endif
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#ifndef GATE_SERVER
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#define GATE_SERVER "" /* default server */
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#endif
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#define DEFAULTPAGER "more" /* default pager if $PAGER isn't set */
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#define DEFAULTPROMPT "ftp> " /* default prompt if `set prompt' is empty */
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#define DEFAULTRPROMPT "" /* default rprompt if `set rprompt' is empty */
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#define TMPFILE "ftpXXXXXXXXXX"
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#ifndef GLOBAL
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#define GLOBAL extern
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#endif
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/*
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* Options and other state info.
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*/
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GLOBAL int trace; /* trace packets exchanged */
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GLOBAL int hash; /* print # for each buffer transferred */
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GLOBAL int mark; /* number of bytes between hashes */
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GLOBAL int sendport; /* use PORT/LPRT cmd for each data connection */
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GLOBAL int connected; /* 1 = connected to server, -1 = logged in */
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GLOBAL int interactive; /* interactively prompt on m* cmds */
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GLOBAL int confirmrest; /* confirm rest of current m* cmd */
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GLOBAL int ftp_debug; /* debugging level */
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GLOBAL int bell; /* ring bell on cmd completion */
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GLOBAL int doglob; /* glob local file names */
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GLOBAL int autologin; /* establish user account on connection */
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GLOBAL int proxy; /* proxy server connection active */
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GLOBAL int proxflag; /* proxy connection exists */
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GLOBAL int gatemode; /* use gate-ftp */
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GLOBAL const char *gateserver; /* server to use for gate-ftp */
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GLOBAL int sunique; /* store files on server with unique name */
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GLOBAL int runique; /* store local files with unique name */
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GLOBAL int mcase; /* map upper to lower case for mget names */
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GLOBAL int ntflag; /* use ntin ntout tables for name translation */
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GLOBAL int mapflag; /* use mapin mapout templates on file names */
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GLOBAL int preserve; /* preserve modification time on files */
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GLOBAL int code; /* return/reply code for ftp command */
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GLOBAL int crflag; /* if 1, strip car. rets. on ascii gets */
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GLOBAL int passivemode; /* passive mode enabled */
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GLOBAL int activefallback; /* fall back to active mode if passive fails */
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GLOBAL char *altarg; /* argv[1] with no shell-like preprocessing */
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GLOBAL char ntin[17]; /* input translation table */
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GLOBAL char ntout[17]; /* output translation table */
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GLOBAL char mapin[MAXPATHLEN]; /* input map template */
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GLOBAL char mapout[MAXPATHLEN]; /* output map template */
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GLOBAL char typename[32]; /* name of file transfer type */
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GLOBAL int type; /* requested file transfer type */
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GLOBAL int curtype; /* current file transfer type */
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GLOBAL char structname[32]; /* name of file transfer structure */
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GLOBAL int stru; /* file transfer structure */
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GLOBAL char formname[32]; /* name of file transfer format */
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GLOBAL int form; /* file transfer format */
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GLOBAL char modename[32]; /* name of file transfer mode */
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GLOBAL int mode; /* file transfer mode */
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GLOBAL char bytename[32]; /* local byte size in ascii */
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GLOBAL int bytesize; /* local byte size in binary */
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GLOBAL int anonftp; /* automatic anonymous login */
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GLOBAL int dirchange; /* remote directory changed by cd command */
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GLOBAL int flushcache; /* set HTTP cache flush headers with request */
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GLOBAL int rate_get; /* maximum get xfer rate */
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GLOBAL int rate_get_incr; /* increment for get xfer rate */
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GLOBAL int rate_put; /* maximum put xfer rate */
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GLOBAL int rate_put_incr; /* increment for put xfer rate */
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GLOBAL int retry_connect; /* seconds between retrying connection */
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GLOBAL const char *tmpdir; /* temporary directory */
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GLOBAL int epsv4; /* use EPSV/EPRT on IPv4 connections */
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GLOBAL int epsv4bad; /* EPSV doesn't work on the current server */
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GLOBAL int epsv6; /* use EPSV/EPRT on IPv6 connections */
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GLOBAL int epsv6bad; /* EPSV doesn't work on the current server */
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GLOBAL int editing; /* command line editing enabled */
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GLOBAL int features[FEAT_max]; /* remote FEATures supported */
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#ifndef NO_EDITCOMPLETE
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GLOBAL EditLine *el; /* editline(3) status structure */
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GLOBAL History *hist; /* editline(3) history structure */
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GLOBAL char *cursor_pos; /* cursor position we're looking for */
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GLOBAL size_t cursor_argc; /* location of cursor in margv */
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GLOBAL size_t cursor_argo; /* offset of cursor in margv[cursor_argc] */
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#endif /* !NO_EDITCOMPLETE */
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GLOBAL char *hostname; /* name of host connected to */
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GLOBAL int unix_server; /* server is unix, can use binary for ascii */
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GLOBAL int unix_proxy; /* proxy is unix, can use binary for ascii */
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GLOBAL char localcwd[MAXPATHLEN]; /* local dir */
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GLOBAL char remotecwd[MAXPATHLEN]; /* remote dir */
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GLOBAL int remcwdvalid; /* remotecwd has been updated */
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GLOBAL char *username; /* name of user logged in as. (dynamic) */
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GLOBAL sa_family_t family; /* address family to use for connections */
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GLOBAL const char *ftpport; /* port number to use for FTP connections */
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GLOBAL const char *httpport; /* port number to use for HTTP connections */
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#ifdef WITH_SSL
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GLOBAL const char *httpsport; /* port number to use for HTTPS connections */
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#endif
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GLOBAL const char *gateport; /* port number to use for gateftp connections */
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GLOBAL struct addrinfo *bindai; /* local address to bind as */
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GLOBAL char *outfile; /* filename to output URLs to */
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GLOBAL int restartautofetch; /* restart auto-fetch */
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GLOBAL char line[FTPBUFLEN]; /* input line buffer */
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GLOBAL char *stringbase; /* current scan point in line buffer */
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GLOBAL char argbuf[FTPBUFLEN]; /* argument storage buffer */
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GLOBAL char *argbase; /* current storage point in arg buffer */
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GLOBAL StringList *marg_sl; /* stringlist containing margv */
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GLOBAL int margc; /* count of arguments on input line */
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#define margv (marg_sl->sl_str) /* args parsed from input line */
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GLOBAL int cpend; /* flag: if != 0, then pending server reply */
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GLOBAL int mflag; /* flag: if != 0, then active multi command */
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GLOBAL int options; /* used during socket creation */
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GLOBAL int sndbuf_size; /* socket send buffer size */
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GLOBAL int rcvbuf_size; /* socket receive buffer size */
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GLOBAL int macnum; /* number of defined macros */
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GLOBAL struct macel macros[16];
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GLOBAL char macbuf[4096];
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GLOBAL char *localhome; /* local home directory */
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GLOBAL char *localname; /* local user name */
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GLOBAL char netrc[MAXPATHLEN]; /* path to .netrc file */
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GLOBAL char reply_string[BUFSIZ]; /* first line of previous reply */
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GLOBAL void (*reply_callback)(const char *);
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/*
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* function to call for each line in
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* the server's reply except for the
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* first (`xxx-') and last (`xxx ')
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*/
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GLOBAL volatile sig_atomic_t sigint_raised;
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GLOBAL FILE *cin;
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GLOBAL FILE *cout;
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GLOBAL int data;
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extern struct cmd cmdtab[];
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extern struct option optiontab[];
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#define EMPTYSTRING(x) ((x) == NULL || (*(x) == '\0'))
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#define FREEPTR(x) if ((x) != NULL) { free(x); (x) = NULL; }
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#ifdef BSD4_4
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# define HAVE_STRUCT_SOCKADDR_IN_SIN_LEN 1
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#endif
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#ifdef NO_LONG_LONG
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# define STRTOLL(x,y,z) strtol(x,y,z)
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#else
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# define STRTOLL(x,y,z) strtoll(x,y,z)
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#endif
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#ifdef NO_DEBUG
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#define DPRINTF(...) (void)0
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#define DWARN(...) (void)0
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#else
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#define DWFTP(a) do a; while (/*CONSTCOND*/0)
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#define DPRINTF(...) DWFTP(if (ftp_debug) (void)fprintf(ttyout, __VA_ARGS__))
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#define DWARN(...) DWFTP(if (ftp_debug) warn(__VA_ARGS__))
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#endif
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#define STRorNULL(s) ((s) ? (s) : "<null>")
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#ifdef NO_USAGE
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void xusage(void);
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#define UPRINTF(...) xusage()
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#else
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#define UPRINTF(...) (void)fprintf(ttyout, __VA_ARGS__)
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#endif
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