/* * Program: MH mail routines * * Author(s): Mark Crispin * Networks and Distributed Computing * Computing & Communications * University of Washington * Administration Building, AG-44 * Seattle, WA 98195 * Internet: MRC@CAC.Washington.EDU * * Andrew Cohen * Internet: cohen@bucrf16.bu.edu * * Date: 23 February 1992 * Last Edited: 29 October 1992 * * Copyright 1992 by the University of Washington * * Permission to use, copy, modify, and distribute this software and its * documentation for any purpose and without fee is hereby granted, provided * that the above copyright notice appears in all copies and that both the * above copyright notice and this permission notice appear in supporting * documentation, and that the name of the University of Washington not be * used in advertising or publicity pertaining to distribution of the software * without specific, written prior permission. This software is made * available "as is", and * THE UNIVERSITY OF WASHINGTON DISCLAIMS ALL WARRANTIES, EXPRESS OR IMPLIED, * WITH REGARD TO THIS SOFTWARE, INCLUDING WITHOUT LIMITATION ALL IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, AND IN * NO EVENT SHALL THE UNIVERSITY OF WASHINGTON BE LIABLE FOR ANY SPECIAL, * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, TORT * (INCLUDING NEGLIGENCE) OR STRICT LIABILITY, ARISING OUT OF OR IN CONNECTION * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. * */ /* Build parameters */ #define MHRC strcat (strcpy (tmp,myhomedir ()),"/.mhrc") /* Command bits from mh_getflags() */ #define fSEEN 1 #define fDELETED 2 #define fFLAGGED 4 #define fANSWERED 8 /* MH I/O stream local data */ typedef struct mh_local { unsigned int dirty : 1; /* disk copy of .mhrc needs updating */ char *dir; /* spool directory name */ char *buf; /* temporary buffer */ unsigned long buflen; /* current size of temporary buffer */ unsigned long *number; /* mh message numbers */ char **header; /* message headers */ char **body; /* message bodies */ char *seen; /* local seen status */ } MHLOCAL; /* Convenient access to local data */ #define LOCAL ((MHLOCAL *) stream->local) /* Function prototypes */ DRIVER *mh_valid (char *name); int mh_isvalid (char *name,char *tmp); void *mh_parameters (long function,void *value); char *mh_file (char *dst,char *name); void mh_find (MAILSTREAM *stream,char *pat); void mh_find_bboards (MAILSTREAM *stream,char *pat); void mh_find_all (MAILSTREAM *stream,char *pat); void mh_find_all_bboards (MAILSTREAM *stream,char *pat); long mh_subscribe (MAILSTREAM *stream,char *mailbox); long mh_unsubscribe (MAILSTREAM *stream,char *mailbox); long mh_subscribe_bboard (MAILSTREAM *stream,char *mailbox); long mh_unsubscribe_bboard (MAILSTREAM *stream,char *mailbox); long mh_create (MAILSTREAM *stream,char *mailbox); long mh_delete (MAILSTREAM *stream,char *mailbox); long mh_rename (MAILSTREAM *stream,char *old,char *new); MAILSTREAM *mh_open (MAILSTREAM *stream); int mh_select (struct direct *name); int mh_numsort (struct direct **d1,struct direct **d2); void mh_close (MAILSTREAM *stream); void mh_fetchfast (MAILSTREAM *stream,char *sequence); void mh_fetchflags (MAILSTREAM *stream,char *sequence); ENVELOPE *mh_fetchstructure (MAILSTREAM *stream,long msgno,BODY **body); char *mh_fetchheader (MAILSTREAM *stream,long msgno); char *mh_fetchtext (MAILSTREAM *stream,long msgno); char *mh_fetchbody (MAILSTREAM *stream,long m,char *s,unsigned long *len); void mh_setflag (MAILSTREAM *stream,char *sequence,char *flag); void mh_clearflag (MAILSTREAM *stream,char *sequence,char *flag); void mh_search (MAILSTREAM *stream,char *criteria); long mh_ping (MAILSTREAM *stream); void mh_check (MAILSTREAM *stream); void mh_expunge (MAILSTREAM *stream); long mh_copy (MAILSTREAM *stream,char *sequence,char *mailbox); long mh_move (MAILSTREAM *stream,char *sequence,char *mailbox); long mh_append (MAILSTREAM *stream,char *mailbox,STRING *message); void mh_gc (MAILSTREAM *stream,long gcflags); short mh_getflags (MAILSTREAM *stream,char *flag); char mh_search_all (MAILSTREAM *stream,long msgno,char *d,long n); char mh_search_answered (MAILSTREAM *stream,long msgno,char *d,long n); char mh_search_deleted (MAILSTREAM *stream,long msgno,char *d,long n); char mh_search_flagged (MAILSTREAM *stream,long msgno,char *d,long n); char mh_search_keyword (MAILSTREAM *stream,long msgno,char *d,long n); char mh_search_new (MAILSTREAM *stream,long msgno,char *d,long n); char mh_search_old (MAILSTREAM *stream,long msgno,char *d,long n); char mh_search_recent (MAILSTREAM *stream,long msgno,char *d,long n); char mh_search_seen (MAILSTREAM *stream,long msgno,char *d,long n); char mh_search_unanswered (MAILSTREAM *stream,long msgno,char *d,long n); char mh_search_undeleted (MAILSTREAM *stream,long msgno,char *d,long n); char mh_search_unflagged (MAILSTREAM *stream,long msgno,char *d,long n); char mh_search_unkeyword (MAILSTREAM *stream,long msgno,char *d,long n); char mh_search_unseen (MAILSTREAM *stream,long msgno,char *d,long n); char mh_search_before (MAILSTREAM *stream,long msgno,char *d,long n); char mh_search_on (MAILSTREAM *stream,long msgno,char *d,long n); char mh_search_since (MAILSTREAM *stream,long msgno,char *d,long n); unsigned long mh_msgdate (MAILSTREAM *stream,long msgno); char mh_search_body (MAILSTREAM *stream,long msgno,char *d,long n); char mh_search_subject (MAILSTREAM *stream,long msgno,char *d,long n); char mh_search_text (MAILSTREAM *stream,long msgno,char *d,long n); char mh_search_bcc (MAILSTREAM *stream,long msgno,char *d,long n); char mh_search_cc (MAILSTREAM *stream,long msgno,char *d,long n); char mh_search_from (MAILSTREAM *stream,long msgno,char *d,long n); char mh_search_to (MAILSTREAM *stream,long msgno,char *d,long n); typedef char (*search_t) (MAILSTREAM *stream,long msgno,char *d,long n); search_t mh_search_date (search_t f,long *n); search_t mh_search_flag (search_t f,char **d); search_t mh_search_string (search_t f,char **d,long *n); /* This is embarassing */ extern char *bezerk_file (char *dst,char *name); extern int bezerk_lock (char *file,int flags,int mode,char *lock,int op); extern void bezerk_unlock (int fd,MAILSTREAM *stream,char *lock);