1 /* $NetBSD: extern.h,v 1.26 2000/05/20 02:20:18 lukem Exp $ */ 2 3 /*- 4 * Copyright (c) 1992, 1993 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 * @(#)extern.h 8.2 (Berkeley) 4/4/94 36 */ 37 38 /*- 39 * Copyright (c) 1997-2000 The NetBSD Foundation, Inc. 40 * All rights reserved. 41 * 42 * This code is derived from software contributed to The NetBSD Foundation 43 * by Luke Mewburn. 44 * 45 * Redistribution and use in source and binary forms, with or without 46 * modification, are permitted provided that the following conditions 47 * are met: 48 * 1. Redistributions of source code must retain the above copyright 49 * notice, this list of conditions and the following disclaimer. 50 * 2. Redistributions in binary form must reproduce the above copyright 51 * notice, this list of conditions and the following disclaimer in the 52 * documentation and/or other materials provided with the distribution. 53 * 3. All advertising materials mentioning features or use of this software 54 * must display the following acknowledgement: 55 * This product includes software developed by the NetBSD 56 * Foundation, Inc. and its contributors. 57 * 4. Neither the name of The NetBSD Foundation nor the names of its 58 * contributors may be used to endorse or promote products derived 59 * from this software without specific prior written permission. 60 * 61 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 62 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 63 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 64 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 65 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 66 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 67 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 68 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 69 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 70 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 71 * POSSIBILITY OF SUCH DAMAGE. 72 */ 73 74 /* 75 * Copyright (C) 1997 and 1998 WIDE Project. 76 * All rights reserved. 77 * 78 * Redistribution and use in source and binary forms, with or without 79 * modification, are permitted provided that the following conditions 80 * are met: 81 * 1. Redistributions of source code must retain the above copyright 82 * notice, this list of conditions and the following disclaimer. 83 * 2. Redistributions in binary form must reproduce the above copyright 84 * notice, this list of conditions and the following disclaimer in the 85 * documentation and/or other materials provided with the distribution. 86 * 3. Neither the name of the project nor the names of its contributors 87 * may be used to endorse or promote products derived from this software 88 * without specific prior written permission. 89 * 90 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 91 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 92 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 93 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 94 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 95 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 96 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 97 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 98 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 99 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 100 * SUCH DAMAGE. 101 */ 102 103 void blkfree(char **); 104 char *conffilename(const char *); 105 char **copyblk(char **); 106 void count_users(void); 107 void cwd(const char *); 108 void delete(const char *); 109 char **do_conversion(const char *); 110 void dologout(int); 111 void fatal(const char *); 112 int format_file(const char *, int); 113 int ftpd_pclose(FILE *); 114 FILE *ftpd_popen(char *[], const char *, int); 115 char *getline(char *, int, FILE *); 116 void init_curclass(void); 117 void logcmd(const char *, off_t, const char *, const char *, 118 const struct timeval *, const char *); 119 void logwtmp(const char *, const char *, const char *); 120 void lreply(int, const char *, ...); 121 void makedir(const char *); 122 void parse_conf(const char *); 123 void pass(const char *); 124 void passive(void); 125 void long_passive(char *, int); 126 void perror_reply(int, const char *); 127 void pwd(void); 128 void removedir(const char *); 129 void renamecmd(const char *, const char *); 130 char *renamefrom(const char *); 131 void reply(int, const char *, ...); 132 void retrieve(char *[], const char *); 133 void send_file_list(const char *); 134 void show_chdir_messages(int); 135 void statcmd(void); 136 void statfilecmd(const char *); 137 void store(const char *, const char *, int); 138 int strsuftoi(const char *); 139 void user(const char *); 140 char *xstrdup(const char *); 141 void yyerror(char *); 142 143 typedef long long qdfmt_t; 144 typedef unsigned long long qufmt_t; 145 146 typedef enum { 147 CLASS_GUEST, 148 CLASS_CHROOT, 149 CLASS_REAL 150 } class_t; 151 152 struct ftpconv { 153 struct ftpconv *next; 154 char *suffix; /* Suffix of requested name */ 155 char *types; /* Valid file types */ 156 char *disable; /* File to disable conversions */ 157 char *command; /* Command to do the conversion */ 158 }; 159 160 struct ftpclass { 161 int checkportcmd; /* Check PORT commands are valid */ 162 char *classname; /* Current class */ 163 struct ftpconv *conversions; /* List of conversions */ 164 char *display; /* Files to display upon chdir */ 165 int limit; /* Max connections (-1 = unlimited) */ 166 char *limitfile; /* File to display if limit reached */ 167 int maxrateget; /* Maximum get transfer rate throttle */ 168 int maxrateput; /* Maximum put transfer rate throttle */ 169 unsigned int maxtimeout; /* Maximum permitted timeout */ 170 int modify; /* Allow CHMOD, DELE, MKD, RMD, RNFR, 171 UMASK */ 172 char *motd; /* MotD file to display after login */ 173 char *notify; /* Files to notify about upon chdir */ 174 int passive; /* Allow PASV mode */ 175 int portmin; /* Minumum port for passive mode */ 176 int portmax; /* Maximum port for passive mode */ 177 int rateget; /* Get (RETR) transfer rate throttle */ 178 int rateput; /* Put (STOR) transfer rate throttle */ 179 unsigned int timeout; /* Default timeout */ 180 class_t type; /* Class type */ 181 mode_t umask; /* Umask to use */ 182 int upload; /* As per modify, but also allow 183 APPE, STOR, STOU */ 184 }; 185 186 #include <netinet/in.h> 187 188 union sockunion { 189 struct sockinet { 190 u_char si_len; 191 u_char si_family; 192 u_short si_port; 193 } su_si; 194 struct sockaddr_in su_sin; 195 struct sockaddr_in6 su_sin6; 196 }; 197 #define su_len su_si.si_len 198 #define su_family su_si.si_family 199 #define su_port su_si.si_port 200 201 extern int yyparse(void); 202 203 #ifndef GLOBAL 204 #define GLOBAL extern 205 #endif 206 207 208 GLOBAL union sockunion ctrl_addr; 209 GLOBAL union sockunion data_dest; 210 GLOBAL union sockunion data_source; 211 GLOBAL union sockunion his_addr; 212 GLOBAL union sockunion pasv_addr; 213 GLOBAL int connections; 214 GLOBAL struct ftpclass curclass; 215 GLOBAL int debug; 216 GLOBAL jmp_buf errcatch; 217 GLOBAL int form; 218 GLOBAL int hasyyerrored; 219 GLOBAL char hostname[MAXHOSTNAMELEN+1]; 220 #ifdef KERBEROS5 221 GLOBAL krb5_context kcontext; 222 #endif 223 GLOBAL int logged_in; 224 GLOBAL int logging; 225 GLOBAL int pdata; /* for passive mode */ 226 #ifdef HASSETPROCTITLE 227 GLOBAL char proctitle[BUFSIZ]; /* initial part of title */ 228 #endif 229 GLOBAL struct passwd *pw; 230 GLOBAL int quietmessages; 231 GLOBAL char remotehost[MAXHOSTNAMELEN+1]; 232 GLOBAL off_t restart_point; 233 GLOBAL char tmpline[7]; 234 GLOBAL sig_atomic_t transflag; 235 GLOBAL int type; 236 GLOBAL int usedefault; /* for data transfers */ 237 238 /* total file data bytes */ 239 GLOBAL off_t total_data_in, total_data_out, total_data; 240 /* total number of data files */ 241 GLOBAL off_t total_files_in, total_files_out, total_files; 242 /* total bytes */ 243 GLOBAL off_t total_bytes_in, total_bytes_out, total_bytes; 244 /* total number of xfers */ 245 GLOBAL off_t total_xfers_in, total_xfers_out, total_xfers; 246 247 248 #define EMPTYSTR(p) ((p) == NULL || *(p) == '\0') 249 #define NEXTWORD(P, W) do { \ 250 (W) = strsep(&(P), " \t"); \ 251 } while ((W) != NULL && *(W) == '\0') 252 #define PLURAL(s) ((s) == 1 ? "" : "s") 253 #define REASSIGN(X,Y) do { if (X) free(X); (X)=(Y); } while (/*CONSTCOND*/0) 254 255 #define INTERNAL_LS "/bin/ls" 256