138494Sobrien/* 2174313Sobrien * Copyright (c) 1997-2006 Erez Zadok 338494Sobrien * Copyright (c) 1989 Jan-Simon Pendry 438494Sobrien * Copyright (c) 1989 Imperial College of Science, Technology & Medicine 538494Sobrien * Copyright (c) 1989 The Regents of the University of California. 638494Sobrien * All rights reserved. 738494Sobrien * 838494Sobrien * This code is derived from software contributed to Berkeley by 938494Sobrien * Jan-Simon Pendry at Imperial College, London. 1038494Sobrien * 1138494Sobrien * Redistribution and use in source and binary forms, with or without 1238494Sobrien * modification, are permitted provided that the following conditions 1338494Sobrien * are met: 1438494Sobrien * 1. Redistributions of source code must retain the above copyright 1538494Sobrien * notice, this list of conditions and the following disclaimer. 1638494Sobrien * 2. Redistributions in binary form must reproduce the above copyright 1738494Sobrien * notice, this list of conditions and the following disclaimer in the 1838494Sobrien * documentation and/or other materials provided with the distribution. 1938494Sobrien * 3. All advertising materials mentioning features or use of this software 2042629Sobrien * must display the following acknowledgment: 2138494Sobrien * This product includes software developed by the University of 2238494Sobrien * California, Berkeley and its contributors. 2338494Sobrien * 4. Neither the name of the University nor the names of its contributors 2438494Sobrien * may be used to endorse or promote products derived from this software 2538494Sobrien * without specific prior written permission. 2638494Sobrien * 2738494Sobrien * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 2838494Sobrien * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2938494Sobrien * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 3038494Sobrien * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 3138494Sobrien * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 3238494Sobrien * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 3338494Sobrien * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 3438494Sobrien * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 3538494Sobrien * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3638494Sobrien * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3738494Sobrien * SUCH DAMAGE. 3838494Sobrien * 3938494Sobrien * 40174313Sobrien * File: am-utils/hlfsd/hlfsd.h 4138494Sobrien * 4238494Sobrien * HLFSD was written at Columbia University Computer Science Department, by 4338494Sobrien * Erez Zadok <ezk@cs.columbia.edu> and Alexander Dupuy <dupuy@cs.columbia.edu> 4438494Sobrien * It is being distributed under the same terms and conditions as amd does. 4538494Sobrien */ 4638494Sobrien 4738494Sobrien#ifndef _HLFSD_HLFS_H 4838494Sobrien#define _HLFSD_HLFS_H 4938494Sobrien 5038494Sobrien/* 5138494Sobrien * MACROS AND CONSTANTS: 5238494Sobrien */ 5338494Sobrien 54119682Smbr#define HLFSD_VERSION "hlfsd 1.2 (1993-2002)" 5538494Sobrien#define PERS_SPOOLMODE 0755 5638494Sobrien#define OPEN_SPOOLMODE 01777 5738494Sobrien#define DOTSTRING "." 5838494Sobrien 5938494Sobrien/* 6038494Sobrien * ROOTID and SLINKID are the fixed "faked" node IDs (inodes) for 6138494Sobrien * the '.' (also '..') and the one symlink within the hlfs. 6238494Sobrien * They must always be unique, and should never match what a UID 6338494Sobrien * could be. 6438494Sobrien * They used to be -1 and -2, respectively. 6538494Sobrien * 6638494Sobrien * I used to cast these to (uid_t) but it failed to compile 6738494Sobrien * with /opt/SUNWspro/bin/cc because uid_t is long, while struct fattr's 6838494Sobrien * uid field is u_int. Then it failed to compile on some linux systems 6938494Sobrien * which define uid_t to be unsigned short, so I used the lowest common 7038494Sobrien * size which is unsigned short. 7138494Sobrien */ 7238494Sobrien/* 7338494Sobrien * XXX: this will cause problems to systems with UIDs greater than 7438494Sobrien * MAX_UNSIGNED_SHORT-3. 7538494Sobrien */ 7682794Sobrien#define ROOTID (((unsigned short) ~0) - 1) 7782794Sobrien#define SLINKID (((unsigned short) ~0) - 2) 7882794Sobrien#ifndef INVALIDID 7982794Sobrien/* this is also defined in include/am_utils.h */ 8038494Sobrien# define INVALIDID (((unsigned short) ~0) - 3) 8182794Sobrien#endif /* not INVALIDID */ 8238494Sobrien 8338494Sobrien#define DOTCOOKIE 1 8438494Sobrien#define DOTDOTCOOKIE 2 8538494Sobrien#define SLINKCOOKIE 3 8638494Sobrien 8738494Sobrien#define ALT_SPOOLDIR "/var/hlfs" /* symlink to use if others fail */ 8838494Sobrien#define HOME_SUBDIR ".hlfsdir" /* dirname in user's home dir */ 8938494Sobrien#define DEFAULT_DIRNAME "/hlfs/home" 9038494Sobrien#define DEFAULT_INTERVAL 900 /* secs b/t re-reads of the password maps */ 9138494Sobrien#define DEFAULT_CACHE_INTERVAL 300 /* secs during which assume a link is up */ 9238494Sobrien#define DEFAULT_HLFS_GROUP "hlfs" /* Group name for special hlfs_gid */ 9338494Sobrien 9438494Sobrien#define PROGNAMESZ (MAXHOSTNAMELEN - 5) 9538494Sobrien 9638494Sobrien#ifdef HAVE_SYSLOG 9738494Sobrien# define DEFAULT_LOGFILE "syslog" 9838494Sobrien#else /* not HAVE)_SYSLOG */ 9938494Sobrien# define DEFAULT_LOGFILE 0 10038494Sobrien#endif /* not HAVE)_SYSLOG */ 10138494Sobrien 10238494Sobrien 10338494Sobrien/* 10442629Sobrien * TYPEDEFS: 10538494Sobrien */ 10638494Sobrientypedef struct uid2home_t uid2home_t; 10738494Sobrientypedef struct username2uid_t username2uid_t; 10838494Sobrien 10938494Sobrien 11038494Sobrien/* 11138494Sobrien * STRUCTURES: 11238494Sobrien */ 11338494Sobrienstruct uid2home_t { 11438494Sobrien uid_t uid; /* XXX: with or without UID_OFFSET? */ 11538494Sobrien pid_t child; 11638494Sobrien char *home; /* really allocated */ 11738494Sobrien char *uname; /* an xref ptr to username2uid_t->username */ 11838494Sobrien u_long last_access_time; 11938494Sobrien int last_status; /* 0=used $HOME/.hlfsspool; !0=used alt dir */ 12038494Sobrien}; 12138494Sobrien 12238494Sobrienstruct username2uid_t { 12338494Sobrien char *username; /* really allocated */ 12438494Sobrien uid_t uid; /* XXX: with or without UID_OFFSET? */ 12538494Sobrien char *home; /* an xref ptr to uid2home_t->home */ 12638494Sobrien}; 12738494Sobrien 12838494Sobrien/* 12938494Sobrien * EXTERNALS: 13038494Sobrien */ 13138494Sobrienextern RETSIGTYPE cleanup(int); 13238494Sobrienextern RETSIGTYPE interlock(int); 13338494Sobrienextern SVCXPRT *nfs_program_2_transp; /* For quick_reply() */ 13438494Sobrienextern SVCXPRT *nfsxprt; 13538494Sobrienextern char *alt_spooldir; 13638494Sobrienextern char *home_subdir; 137119682Smbrextern char *homedir(int, int); 13838494Sobrienextern char *mailbox(int, char *); 13938494Sobrienextern char *passwdfile; 14038494Sobrienextern char *slinkname; 14138494Sobrienextern gid_t hlfs_gid; 142174313Sobrienextern u_int cache_interval; 14338494Sobrienextern int noverify; 14438494Sobrienextern int serverpid; 14538494Sobrienextern int untab_index(char *username); 14638494Sobrienextern am_nfs_fh *root_fhp; 14738494Sobrienextern am_nfs_fh root; 14838494Sobrienextern nfstime startup; 149174313Sobrienextern uid2home_t *plt_search(u_int); 15038494Sobrienextern username2uid_t *untab; /* user name table */ 15138494Sobrienextern void fatal(char *); 15238494Sobrienextern void plt_init(void); 15338494Sobrienextern void hlfsd_init_filehandles(void); 15438494Sobrien 15538494Sobrien#if defined(DEBUG) || defined(DEBUG_PRINT) 15638494Sobrienextern void plt_dump(uid2home_t *, pid_t); 15738494Sobrienextern void plt_print(int); 15838494Sobrien#endif /* defined(DEBUG) || defined(DEBUG_PRINT) */ 15938494Sobrien 16038494Sobrien#endif /* _HLFSD_HLFS_H */ 161