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c-client
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env_unix.h
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/* ======================================================================== * Copyright 1988-2006 University of Washington * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * * ======================================================================== */ /* * Program: UNIX environment routines * * Author: Mark Crispin * Networks and Distributed Computing * Computing & Communications * University of Washington * Administration Building, AG-44 * Seattle, WA 98195 * Internet: MRC@CAC.Washington.EDU * * Date: 1 August 1988 * Last Edited: 30 August 2006 */ typedef struct dotlock_base { char lock[MAILTMPLEN]; int pipei; int pipeo; } DOTLOCK; /* Bits that can be set in restrictBox */ #define RESTRICTROOT 0x1 /* restricted box doesn't allow root */ #define RESTRICTOTHERUSER 0x2 /* restricted box doesn't allow other user */ /* Subscription definitions for UNIX */ #define SUBSCRIPTIONFILE(t) sprintf (t,"%s/.mailboxlist",myhomedir ()) #define SUBSCRIPTIONTEMP(t) sprintf (t,"%s/.mlbxlsttmp",myhomedir ()) /* dorc() options */ #define SYSCONFIG "/etc/c-client.cf" /* Special users */ #define ANONYMOUSUSER "nobody" /* anonymous user */ #define UNLOGGEDUSER "root" /* unlogged-in user */ #define ADMINGROUP "mailadm" /* mail administrator group */ /* Function prototypes */ #include "env.h" void rfc822_fixed_date (char *date); long env_init (char *user,char *home); char *myusername_full (unsigned long *flags); #define MU_LOGGEDIN 0 #define MU_NOTLOGGEDIN 1 #define MU_ANONYMOUS 2 #define myusername() \ myusername_full (NIL) char *sysinbox (); char *mailboxdir (char *dst,char *dir,char *name); long dotlock_lock (char *file,DOTLOCK *base,int fd); long dotlock_unlock (DOTLOCK *base); int lockname (char *lock,char *fname,int op,long *pid); int lockfd (int fd,char *lock,int op); int lock_work (char *lock,void *sbuf,int op,long *pid); long chk_notsymlink (char *name,void *sbuf); void unlockfd (int fd,char *lock); long set_mbx_protections (char *mailbox,char *path); long get_dir_protection (char *mailbox); MAILSTREAM *user_flags (MAILSTREAM *stream); char *default_user_flag (unsigned long i); void dorc (char *file,long flag); long path_create (MAILSTREAM *stream,char *mailbox); void grim_pid_reap_status (int pid,int killreq,void *status); #define grim_pid_reap(pid,killreq) \ grim_pid_reap_status (pid,killreq,NIL) long safe_write (int fd,char *buf,long nbytes); void *arm_signal (int sig,void *action); struct passwd *checkpw (struct passwd *pw,char *pass,int argc,char *argv[]); long loginpw (struct passwd *pw,int argc,char *argv[]); long pw_login (struct passwd *pw,char *auser,char *user,char *home,int argc, char *argv[]); void *mm_blocknotify (int reason,void *data);