301 lines
11 KiB
C
301 lines
11 KiB
C
/* $NetBSD: extern.h,v 1.32 2000/09/15 14:55:16 christos Exp $ */
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/*-
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* Copyright (c) 1992, 1993
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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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. 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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* @(#)extern.h 8.2 (Berkeley) 4/4/94
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*/
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/*-
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* Copyright (c) 1997-2000 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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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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) 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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void blkfree(char **);
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void closedataconn(FILE *);
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char *conffilename(const char *);
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char **copyblk(char **);
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void count_users(void);
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void cprintf(FILE *, const char *, ...)
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__attribute__((__format__(__printf__, 2, 3)));
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void cwd(const char *);
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FILE *dataconn(const char *, off_t, const char *);
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void delete(const char *);
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int display_file(const char *, int);
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char **do_conversion(const char *);
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void dologout(int);
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void fatal(const char *);
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void feat(void);
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void format_path(char *, const char *);
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int ftpd_pclose(FILE *);
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FILE *ftpd_popen(char *[], const char *, int);
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char *getline(char *, int, FILE *);
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void init_curclass(void);
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void logcmd(const char *, off_t, const char *, const char *,
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const struct timeval *, const char *);
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void logwtmp(const char *, const char *, const char *);
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struct tab *lookup(struct tab *, const char *);
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void makedir(const char *);
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void mlsd(const char *);
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void mlst(const char *);
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void opts(const char *);
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void parse_conf(const char *);
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void pass(const char *);
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void passive(void);
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void long_passive(char *, int);
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void perror_reply(int, const char *);
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void pwd(void);
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void removedir(const char *);
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void renamecmd(const char *, const char *);
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char *renamefrom(const char *);
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void reply(int, const char *, ...)
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__attribute__((__format__(__printf__, 2, 3)));
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void retrieve(char *[], const char *);
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void send_file_list(const char *);
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void show_chdir_messages(int);
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void sizecmd(const char *);
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void statcmd(void);
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void statfilecmd(const char *);
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void store(const char *, const char *, int);
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int strsuftoi(const char *);
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void user(const char *);
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char *xstrdup(const char *);
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void yyerror(char *);
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typedef long long qdfmt_t;
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typedef unsigned long long qufmt_t;
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typedef enum {
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CLASS_GUEST,
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CLASS_CHROOT,
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CLASS_REAL
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} class_ft;
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struct tab {
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char *name;
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short token;
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short state;
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short flags; /* 1 if command implemented, 2 if has options */
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char *help;
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char *options;
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};
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struct ftpconv {
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struct ftpconv *next;
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char *suffix; /* Suffix of requested name */
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char *types; /* Valid file types */
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char *disable; /* File to disable conversions */
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char *command; /* Command to do the conversion */
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};
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struct ftpclass {
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int checkportcmd; /* Check PORT commands are valid */
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char *chroot; /* Directory to chroot(2) to at login */
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char *classname; /* Current class */
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struct ftpconv *conversions; /* List of conversions */
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char *display; /* Files to display upon chdir */
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char *homedir; /* Directory to chdir(2) to at login */
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int limit; /* Max connections (-1 = unlimited) */
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char *limitfile; /* File to display if limit reached */
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int maxrateget; /* Maximum get transfer rate throttle */
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int maxrateput; /* Maximum put transfer rate throttle */
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unsigned int maxtimeout; /* Maximum permitted timeout */
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int modify; /* Allow CHMOD, DELE, MKD, RMD, RNFR,
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UMASK */
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char *motd; /* MotD file to display after login */
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char *notify; /* Files to notify about upon chdir */
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int passive; /* Allow PASV mode */
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int portmin; /* Minumum port for passive mode */
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int portmax; /* Maximum port for passive mode */
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int rateget; /* Get (RETR) transfer rate throttle */
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int rateput; /* Put (STOR) transfer rate throttle */
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unsigned int timeout; /* Default timeout */
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class_ft type; /* Class type */
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mode_t umask; /* Umask to use */
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int upload; /* As per modify, but also allow
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APPE, STOR, STOU */
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};
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#include <netinet/in.h>
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union sockunion {
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struct sockinet {
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u_char si_len;
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u_char si_family;
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u_short si_port;
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} su_si;
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struct sockaddr_in su_sin;
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#ifdef INET6
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struct sockaddr_in6 su_sin6;
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#endif
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};
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#define su_len su_si.si_len
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#define su_family su_si.si_family
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#define su_port su_si.si_port
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extern int yyparse(void);
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#ifndef GLOBAL
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#define GLOBAL extern
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#endif
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GLOBAL union sockunion ctrl_addr;
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GLOBAL union sockunion data_dest;
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GLOBAL union sockunion data_source;
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GLOBAL union sockunion his_addr;
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GLOBAL union sockunion pasv_addr;
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GLOBAL int connections;
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GLOBAL struct ftpclass curclass;
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GLOBAL int debug;
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GLOBAL jmp_buf errcatch;
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GLOBAL int form;
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GLOBAL int gidcount; /* number of entries in gidlist[] */
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GLOBAL gid_t gidlist[NGROUPS_MAX];
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GLOBAL int hasyyerrored;
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GLOBAL char hostname[MAXHOSTNAMELEN+1];
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GLOBAL char homedir[MAXPATHLEN];
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#ifdef KERBEROS5
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GLOBAL krb5_context kcontext;
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#endif
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GLOBAL int logged_in;
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GLOBAL int logging;
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GLOBAL int pdata; /* for passive mode */
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#ifdef HASSETPROCTITLE
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GLOBAL char proctitle[BUFSIZ]; /* initial part of title */
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#endif
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GLOBAL struct passwd *pw;
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GLOBAL int quietmessages;
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GLOBAL char remotehost[MAXHOSTNAMELEN+1];
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GLOBAL off_t restart_point;
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GLOBAL char tmpline[7];
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GLOBAL sig_atomic_t transflag;
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GLOBAL int type;
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GLOBAL int usedefault; /* for data transfers */
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GLOBAL const char *version;
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/* total file data bytes */
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GLOBAL off_t total_data_in, total_data_out, total_data;
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/* total number of data files */
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GLOBAL off_t total_files_in, total_files_out, total_files;
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/* total bytes */
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GLOBAL off_t total_bytes_in, total_bytes_out, total_bytes;
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/* total number of xfers */
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GLOBAL off_t total_xfers_in, total_xfers_out, total_xfers;
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extern struct tab cmdtab[];
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#define INTERNAL_LS "/bin/ls"
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#define CMD_IMPLEMENTED(x) ((x)->flags != 0)
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#define CMD_HAS_OPTIONS(x) ((x)->flags == 2)
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#define CPUTC(c, f) do { \
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putc(c, f); total_bytes++; total_bytes_out++; \
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} while (0);
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#define CURCLASSTYPE curclass.type == CLASS_GUEST ? "GUEST" : \
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curclass.type == CLASS_CHROOT ? "CHROOT" : \
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curclass.type == CLASS_REAL ? "REAL" : \
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"<unknown>"
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#define ISDOTDIR(x) (x[0] == '.' && x[1] == '\0')
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#define ISDOTDOTDIR(x) (x[0] == '.' && x[1] == '.' && x[2] == '\0')
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#define EMPTYSTR(p) ((p) == NULL || *(p) == '\0')
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#define NEXTWORD(P, W) do { \
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(W) = strsep(&(P), " \t"); \
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} while ((W) != NULL && *(W) == '\0')
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#define PLURAL(s) ((s) == 1 ? "" : "s")
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#define REASSIGN(X,Y) do { if (X) free(X); (X)=(Y); } while (/*CONSTCOND*/0)
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