0x1998 - MANAGER

Düzenlenen Dosya: mail.h

/* ======================================================================== * Copyright 1988-2008 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: Mailbox Access routines * * Author: Mark Crispin * UW Technology * University of Washington * Seattle, WA 98195 * Internet: MRC@Washington.EDU * * Date: 22 November 1989 * Last Edited: 22 July 2011 */  /* The Version */ #define CCLIENTVERSION "2007f" /* Build parameters */ #define CACHEINCREMENT 250 /* cache growth increments */ #define MAILTMPLEN 1024 /* size of a temporary buffer */ #define SENDBUFLEN 16385 /* size of temporary sending buffer, also * used for SMTP commands and NETMBX generation * buffer so shouldn't be made smaller than * MAILTMPLEN. Note that there's a guard byte, * so this is actually len+1. */ #define MAXAUTHENTICATORS 8 /* maximum number of SASL authenticators */ /* maximum number of messages */ #define MAXMESSAGES (unsigned long) 1000000 #define MAXLOGINTRIALS 3 /* maximum number of client login attempts */ #define MAXWILDCARDS 10 /* maximum wildcards allowed in LIST/LSUB */ /* These can't be changed without changing code */ #define NUSERFLAGS 30 /* maximum number of user flags */ #define MAXUSERFLAG 50 /* maximum length of a user flag */ #define BASEYEAR 1970 /* the year time began on Unix DON'T CHANGE */ /* default for unqualified addresses */ #define BADHOST ".MISSING-HOST-NAME." /* default for syntax errors in addresses */ #define ERRHOST ".SYNTAX-ERROR." /* Coddle certain compilers' 6-character symbol limitation */ #ifdef __COMPILER_KCC__ #include "shortsym.h" #endif /* Function status code */ #define NIL 0 /* convenient name */ #define T 1 /* opposite of NIL */ #define LONGT (long) 1 /* long T to pacify some compilers */ #define VOIDT (void *) "" /* void T ditto */  /* Global and Driver Parameters */ /* 0xx: driver and authenticator flags */ #define ENABLE_DRIVER (long) 1 #define DISABLE_DRIVER (long) 2 #define ENABLE_AUTHENTICATOR (long) 3 #define DISABLE_AUTHENTICATOR (long) 4 #define ENABLE_DEBUG (long) 5 #define DISABLE_DEBUG (long) 6 #define HIDE_AUTHENTICATOR (long) 7 #define UNHIDE_AUTHENTICATOR (long) 8 /* 1xx: c-client globals */ #define GET_DRIVERS (long) 101 #define SET_DRIVERS (long) 102 #define GET_GETS (long) 103 #define SET_GETS (long) 104 #define GET_CACHE (long) 105 #define SET_CACHE (long) 106 #define GET_SMTPVERBOSE (long) 107 #define SET_SMTPVERBOSE (long) 108 #define GET_RFC822OUTPUT (long) 109 #define SET_RFC822OUTPUT (long) 110 #define GET_READPROGRESS (long) 111 #define SET_READPROGRESS (long) 112 #define GET_THREADERS (long) 113 #define SET_THREADERS (long) 114 #define GET_NAMESPACE (long) 115 #define SET_NAMESPACE (long) 116 #define GET_MAILPROXYCOPY (long) 117 #define SET_MAILPROXYCOPY (long) 118 #define GET_SERVICENAME (long) 119 #define SET_SERVICENAME (long) 120 #define GET_DRIVER (long) 121 #define SET_DRIVER (long) 122 #define GET_EXPUNGEATPING (long) 123 #define SET_EXPUNGEATPING (long) 124 #define GET_PARSEPHRASE (long) 125 #define SET_PARSEPHRASE (long) 126 #define GET_SSLDRIVER (long) 127 #define SET_SSLDRIVER (long) 128 #define GET_TRYSSLFIRST (long) 129 #define SET_TRYSSLFIRST (long) 130 #define GET_BLOCKNOTIFY (long) 131 #define SET_BLOCKNOTIFY (long) 132 #define GET_SORTRESULTS (long) 133 #define SET_SORTRESULTS (long) 134 #define GET_THREADRESULTS (long) 135 #define SET_THREADRESULTS (long) 136 #define GET_PARSELINE (long) 137 #define SET_PARSELINE (long) 138 #define GET_NEWSRCQUERY (long) 139 #define SET_NEWSRCQUERY (long) 140 #define GET_FREEENVELOPESPAREP (long) 141 #define SET_FREEENVELOPESPAREP (long) 142 #define GET_FREEELTSPAREP (long) 143 #define SET_FREEELTSPAREP (long) 144 #define GET_SSLSTART (long) 145 #define SET_SSLSTART (long) 146 #define GET_DEBUGSENSITIVE (long) 147 #define SET_DEBUGSENSITIVE (long) 148 #define GET_TCPDEBUG (long) 149 #define SET_TCPDEBUG (long) 150 #define GET_FREESTREAMSPAREP (long) 151 #define SET_FREESTREAMSPAREP (long) 152 #define GET_FREEBODYSPAREP (long) 153 #define SET_FREEBODYSPAREP (long) 154 #define GET_COPYUID (long) 155 #define SET_COPYUID (long) 156 #define GET_APPENDUID (long) 157 #define SET_APPENDUID (long) 158 #define GET_RFC822OUTPUTFULL (long) 159 #define SET_RFC822OUTPUTFULL (long) 160 #define GET_BLOCKENVINIT (long) 161 #define SET_BLOCKENVINIT (long) 162  /* 2xx: environment */ #define GET_USERNAME (long) 201 #define SET_USERNAME (long) 202 #define GET_HOMEDIR (long) 203 #define SET_HOMEDIR (long) 204 #define GET_LOCALHOST (long) 205 #define SET_LOCALHOST (long) 206 #define GET_SYSINBOX (long) 207 #define SET_SYSINBOX (long) 208 #define GET_USERPROMPT (long) 209 #define SET_USERPROMPT (long) 210 #define GET_DISABLEPLAINTEXT (long) 211 #define SET_DISABLEPLAINTEXT (long) 212 #define GET_CHROOTSERVER (long) 213 #define SET_CHROOTSERVER (long) 214 #define GET_ADVERTISETHEWORLD (long) 215 #define SET_ADVERTISETHEWORLD (long) 216 #define GET_DISABLEAUTOSHAREDNS (long) 217 #define SET_DISABLEAUTOSHAREDNS (long) 218 #define GET_MAILSUBDIR 219 #define SET_MAILSUBDIR 220 #define GET_DISABLE822TZTEXT 221 #define SET_DISABLE822TZTEXT 222 #define GET_LIMITEDADVERTISE (long) 223 #define SET_LIMITEDADVERTISE (long) 224 #define GET_LOGOUTHOOK (long) 225 #define SET_LOGOUTHOOK (long) 226 #define GET_LOGOUTDATA (long) 227 #define SET_LOGOUTDATA (long) 228 #define GET_EXTERNALAUTHID (long) 229 #define SET_EXTERNALAUTHID (long) 230 #define GET_SSLCAPATH (long) 231 #define SET_SSLCAPATH (long) 232  /* 3xx: TCP/IP */ #define GET_OPENTIMEOUT (long) 300 #define SET_OPENTIMEOUT (long) 301 #define GET_READTIMEOUT (long) 302 #define SET_READTIMEOUT (long) 303 #define GET_WRITETIMEOUT (long) 304 #define SET_WRITETIMEOUT (long) 305 #define GET_CLOSETIMEOUT (long) 306 #define SET_CLOSETIMEOUT (long) 307 #define GET_TIMEOUT (long) 308 #define SET_TIMEOUT (long) 309 #define GET_RSHTIMEOUT (long) 310 #define SET_RSHTIMEOUT (long) 311 #define GET_ALLOWREVERSEDNS (long) 312 #define SET_ALLOWREVERSEDNS (long) 313 #define GET_RSHCOMMAND (long) 314 #define SET_RSHCOMMAND (long) 315 #define GET_RSHPATH (long) 316 #define SET_RSHPATH (long) 317 #define GET_SSHTIMEOUT (long) 318 #define SET_SSHTIMEOUT (long) 319 #define GET_SSHCOMMAND (long) 320 #define SET_SSHCOMMAND (long) 321 #define GET_SSHPATH (long) 322 #define SET_SSHPATH (long) 323 #define GET_SSLCERTIFICATEQUERY (long) 324 #define SET_SSLCERTIFICATEQUERY (long) 325 #define GET_SSLFAILURE (long) 326 #define SET_SSLFAILURE (long) 327 #define GET_NEWSRCCANONHOST (long) 328 #define SET_NEWSRCCANONHOST (long) 329 #define GET_KINIT (long) 330 #define SET_KINIT (long) 331 #define GET_SSLCLIENTCERT (long) 332 #define SET_SSLCLIENTCERT (long) 333 #define GET_SSLCLIENTKEY (long) 334 #define SET_SSLCLIENTKEY (long) 335 #define GET_KERBEROS_CP_SVR_NAME (long) 336 #define SET_KERBEROS_CP_SVR_NAME (long) 337  /* 4xx: network drivers */ #define GET_MAXLOGINTRIALS (long) 400 #define SET_MAXLOGINTRIALS (long) 401 #define GET_LOOKAHEAD (long) 402 #define SET_LOOKAHEAD (long) 403 #define GET_IMAPPORT (long) 404 #define SET_IMAPPORT (long) 405 #define GET_PREFETCH (long) 406 #define SET_PREFETCH (long) 407 #define GET_CLOSEONERROR (long) 408 #define SET_CLOSEONERROR (long) 409 #define GET_POP3PORT (long) 410 #define SET_POP3PORT (long) 411 #define GET_UIDLOOKAHEAD (long) 412 #define SET_UIDLOOKAHEAD (long) 413 #define GET_NNTPPORT (long) 414 #define SET_NNTPPORT (long) 415 #define GET_IMAPENVELOPE (long) 416 #define SET_IMAPENVELOPE (long) 417 #define GET_IMAPREFERRAL (long) 418 #define SET_IMAPREFERRAL (long) 419 #define GET_SSLIMAPPORT (long) 420 #define SET_SSLIMAPPORT (long) 421 #define GET_SSLPOPPORT (long) 422 #define SET_SSLPOPPORT (long) 423 #define GET_SSLNNTPPORT (long) 424 #define SET_SSLNNTPPORT (long) 425 #define GET_SSLSMTPPORT (long) 426 #define SET_SSLSMTPPORT (long) 427 #define GET_SMTPPORT (long) 428 #define SET_SMTPPORT (long) 429 #define GET_IMAPEXTRAHEADERS (long) 430 #define SET_IMAPEXTRAHEADERS (long) 431 #define GET_ACL (long) 432 #define SET_ACL (long) 433 #define GET_LISTRIGHTS (long) 434 #define SET_LISTRIGHTS (long) 435 #define GET_MYRIGHTS (long) 436 #define SET_MYRIGHTS (long) 437 #define GET_QUOTA (long) 438 #define SET_QUOTA (long) 439 #define GET_QUOTAROOT (long) 440 #define SET_QUOTAROOT (long) 441 #define GET_IMAPTRYSSL (long) 442 #define SET_IMAPTRYSSL (long) 443 #define GET_FETCHLOOKAHEAD (long) 444 #define SET_FETCHLOOKAHEAD (long) 445 #define GET_NNTPRANGE (long) 446 #define SET_NNTPRANGE (long) 447 #define GET_NNTPHIDEPATH (long) 448 #define SET_NNTPHIDEPATH (long) 449 #define GET_SENDCOMMAND (long) 450 #define SET_SENDCOMMAND (long) 451 #define GET_IDLETIMEOUT (long) 452 #define SET_IDLETIMEOUT (long) 453 #define GET_FETCHLOOKAHEADLIMIT (long) 454 #define SET_FETCHLOOKAHEADLIMIT (long) 455  /* 5xx: local file drivers */ #define GET_MBXPROTECTION (long) 500 #define SET_MBXPROTECTION (long) 501 #define GET_DIRPROTECTION (long) 502 #define SET_DIRPROTECTION (long) 503 #define GET_LOCKPROTECTION (long) 504 #define SET_LOCKPROTECTION (long) 505 #define GET_FROMWIDGET (long) 506 #define SET_FROMWIDGET (long) 507 #define GET_NEWSACTIVE (long) 508 #define SET_NEWSACTIVE (long) 509 #define GET_NEWSSPOOL (long) 510 #define SET_NEWSSPOOL (long) 511 #define GET_NEWSRC (long) 512 #define SET_NEWSRC (long) 513 #define GET_EXTENSION (long) 514 #define SET_EXTENSION (long) 515 #define GET_DISABLEFCNTLLOCK (long) 516 #define SET_DISABLEFCNTLLOCK (long) 517 #define GET_LOCKEACCESERROR (long) 518 #define SET_LOCKEACCESERROR (long) 519 #define GET_LISTMAXLEVEL (long) 520 #define SET_LISTMAXLEVEL (long) 521 #define GET_ANONYMOUSHOME (long) 522 #define SET_ANONYMOUSHOME (long) 523 #define GET_FTPHOME (long) 524 #define SET_FTPHOME (long) 525 #define GET_PUBLICHOME (long) 526 #define SET_PUBLICHOME (long) 527 #define GET_SHAREDHOME (long) 528 #define SET_SHAREDHOME (long) 529 #define GET_MHPROFILE (long) 530 #define SET_MHPROFILE (long) 531 #define GET_MHPATH (long) 532 #define SET_MHPATH (long) 533 #define GET_ONETIMEEXPUNGEATPING (long) 534 #define SET_ONETIMEEXPUNGEATPING (long) 535 #define GET_USERHASNOLIFE (long) 536 #define SET_USERHASNOLIFE (long) 537 #define GET_FTPPROTECTION (long) 538 #define SET_FTPPROTECTION (long) 539 #define GET_PUBLICPROTECTION (long) 540 #define SET_PUBLICPROTECTION (long) 541 #define GET_SHAREDPROTECTION (long) 542 #define SET_SHAREDPROTECTION (long) 543 #define GET_LOCKTIMEOUT (long) 544 #define SET_LOCKTIMEOUT (long) 545 #define GET_NOTIMEZONES (long) 546 #define SET_NOTIMEZONES (long) 547 #define GET_HIDEDOTFILES (long) 548 #define SET_HIDEDOTFILES (long) 549 #define GET_FTPDIRPROTECTION (long) 550 #define SET_FTPDIRPROTECTION (long) 551 #define GET_PUBLICDIRPROTECTION (long) 552 #define SET_PUBLICDIRPROTECTION (long) 553 #define GET_SHAREDDIRPROTECTION (long) 554 #define SET_SHAREDDIRPROTECTION (long) 555 #define GET_TRUSTDNS (long) 556 #define SET_TRUSTDNS (long) 557 #define GET_SASLUSESPTRNAME (long) 558 #define SET_SASLUSESPTRNAME (long) 559 #define GET_NETFSSTATBUG (long) 560 #define SET_NETFSSTATBUG (long) 561 #define GET_SNARFMAILBOXNAME (long) 562 #define SET_SNARFMAILBOXNAME (long) 563 #define GET_SNARFINTERVAL (long) 564 #define SET_SNARFINTERVAL (long) 565 #define GET_SNARFPRESERVE (long) 566 #define SET_SNARFPRESERVE (long) 567 #define GET_INBOXPATH (long) 568 #define SET_INBOXPATH (long) 569 #define GET_DIRFMTTEST (long) 570 #define SET_DIRFMTTEST (long) 571 #define GET_SCANCONTENTS (long) 572 #define SET_SCANCONTENTS (long) 573 #define GET_MHALLOWINBOX (long) 574 #define SET_MHALLOWINBOX (long) 575  /* Driver flags */ #define DR_DISABLE (long) 0x1 /* driver is disabled */ #define DR_LOCAL (long) 0x2 /* local file driver */ #define DR_MAIL (long) 0x4 /* supports mail */ #define DR_NEWS (long) 0x8 /* supports news */ #define DR_READONLY (long) 0x10 /* driver only allows readonly access */ #define DR_NOFAST (long) 0x20 /* "fast" data is slow (whole msg fetch) */ #define DR_NAMESPACE (long) 0x40/* driver has a special namespace */ #define DR_LOWMEM (long) 0x80 /* low amounts of memory available */ #define DR_LOCKING (long) 0x100 /* driver does locking */ #define DR_CRLF (long) 0x200 /* driver internal form uses CRLF newlines */ #define DR_NOSTICKY (long) 0x400/* driver does not support sticky UIDs */ #define DR_RECYCLE (long) 0x800 /* driver does stream recycling */ #define DR_XPOINT (long) 0x1000 /* needs to be checkpointed */ /* driver has no real internal date */ #define DR_NOINTDATE (long) 0x2000 /* driver does not announce new mail */ #define DR_NONEWMAIL (long) 0x4000 /* driver does not announce new mail when RO */ #define DR_NONEWMAILRONLY (long) 0x8000 /* driver can be halfopen */ #define DR_HALFOPEN (long) 0x10000 #define DR_DIRFMT (long) 0x20000/* driver is a directory-format */ #define DR_MODSEQ (long) 0x40000/* driver supports modseqs */ /* Cache management function codes */ #define CH_INIT (long) 10 /* initialize cache */ #define CH_SIZE (long) 11 /* (re-)size the cache */ #define CH_MAKEELT (long) 30 /* return elt, make if needed */ #define CH_ELT (long) 31 /* return elt if exists */ #define CH_SORTCACHE (long) 35 /* return sortcache entry, make if needed */ #define CH_FREE (long) 40 /* free space used by elt */ /* free space used by sortcache */ #define CH_FREESORTCACHE (long) 43 #define CH_EXPUNGE (long) 45 /* delete elt pointer from list */ /* Mailbox open options * For compatibility with the past, OP_DEBUG must always be 1. */ #define OP_DEBUG (long) 0x1 /* debug protocol negotiations */ #define OP_READONLY (long) 0x2 /* read-only open */ #define OP_ANONYMOUS (long) 0x4 /* anonymous open of newsgroup */ #define OP_SHORTCACHE (long) 0x8/* short (elt-only) caching */ #define OP_SILENT (long) 0x10 /* don't pass up events (internal use) */ #define OP_PROTOTYPE (long) 0x20/* return driver prototype */ #define OP_HALFOPEN (long) 0x40 /* half-open (IMAP connect but no select) */ #define OP_EXPUNGE (long) 0x80 /* silently expunge recycle stream */ #define OP_SECURE (long) 0x100 /* don't do non-secure authentication */ #define OP_TRYSSL (long) 0x200 /* try SSL first */ /* use multiple newsrc files */ #define OP_MULNEWSRC (long) 0x400 #define OP_NOKOD (long) 0x800 /* suppress kiss-of-death */ #define OP_SNIFF (long) 0x1000 /* metadata only open */ /* reserved for application use */ #define OP_RESERVED (unsigned long) 0xff000000 /* Net open options */ /* no error messages */ #define NET_SILENT ((unsigned long) 0x80000000) /* no validation of SSL certificates */ #define NET_NOVALIDATECERT ((unsigned long) 0x40000000) /* no open timeout */ #define NET_NOOPENTIMEOUT ((unsigned long) 0x20000000) /* TLS not SSL */ #define NET_TLSCLIENT ((unsigned long) 0x10000000) /* try SSL mode */ #define NET_TRYSSL ((unsigned long) 0x8000000)  /* Close options */ #define CL_EXPUNGE (long) 1 /* expunge silently */ /* Fetch options */ #define FT_UID (long) 0x1 /* argument is a UID */ #define FT_PEEK (long) 0x2 /* peek at data */ #define FT_NOT (long) 0x4 /* NOT flag for header lines fetch */ #define FT_INTERNAL (long) 0x8 /* text can be internal strings */ /* IMAP prefetch text when fetching header */ #define FT_PREFETCHTEXT (long) 0x20 #define FT_NOHDRS (long) 0x40 /* suppress fetching extra headers (note that this breaks news handling) */ #define FT_NEEDENV (long) 0x80 /* (internal use) include envelope */ #define FT_NEEDBODY (long) 0x100/* (internal use) include body structure */ /* no fetch lookahead */ #define FT_NOLOOKAHEAD (long) 0x200 /* (internal use) lookahead in hdr searching */ #define FT_SEARCHLOOKAHEAD (long) 0x400 /* stringstruct return hack */ #define FT_RETURNSTRINGSTRUCT (long) 0x800 /* Flagging options */ #define ST_UID (long) 0x1 /* argument is a UID sequence */ #define ST_SILENT (long) 0x2 /* don't return results */ #define ST_SET (long) 0x4 /* set vs. clear */ /* Expunge options */ #define EX_UID (long) 0x1 /* argument is a UID sequence */ /* Copy options */ #define CP_UID (long) 0x1 /* argument is a UID sequence */ #define CP_MOVE (long) 0x2 /* delete from source after copying */ /* set debug in any created stream */ #define CP_DEBUG (long) 0x20000000  /* Search/sort/thread options */ #define SE_UID (long) 0x1 /* return UID */ #define SE_FREE (long) 0x2 /* free search program after finished */ #define SE_NOPREFETCH (long) 0x4/* no search prefetching */ #define SO_FREE (long) 0x8 /* free sort program after finished */ #define SE_NOSERVER (long) 0x10 /* don't do server-based search/sort/thread */ #define SE_RETAIN (long) 0x20 /* retain previous search results */ #define SO_OVERVIEW (long) 0x40 /* use overviews in searching (NNTP only) */ #define SE_NEEDBODY (long) 0x80 /* include body structure in prefetch */ #define SE_NOHDRS (long) 0x100 /* suppress prefetching extra headers (note that this breaks news handling) */ #define SE_NOLOCAL (long) 0x200 /* no local retry (IMAP only) */ #define SO_NOSERVER SE_NOSERVER /* compatibility name */ #define SE_SILLYOK (long) 0x400 /* allow silly searches */ /* Status options */ #define SA_MESSAGES (long) 0x1 /* number of messages */ #define SA_RECENT (long) 0x2 /* number of recent messages */ #define SA_UNSEEN (long) 0x4 /* number of unseen messages */ #define SA_UIDNEXT (long) 0x8 /* next UID to be assigned */ /* UID validity value */ #define SA_UIDVALIDITY (long) 0x10 /* set OP_DEBUG on any created stream */ #define SA_DEBUG (long) 0x10000000 /* use multiple newsrcs */ #define SA_MULNEWSRC (long) 0x20000000 /* Mailgets flags */ #define MG_UID (long) 0x1 /* message number is a UID */ #define MG_COPY (long) 0x2 /* must return copy of argument */  /* SASL authenticator categories */ #define AU_SECURE (long) 0x1 /* /secure allowed */ #define AU_AUTHUSER (long) 0x2 /* /authuser=xxx allowed */ /* authenticator hidden */ #define AU_HIDE (long) 0x10000000 /* authenticator disabled */ #define AU_DISABLE (long) 0x20000000 /* Garbage collection flags */ #define GC_ELT (long) 0x1 /* message cache elements */ #define GC_ENV (long) 0x2 /* envelopes and bodies */ #define GC_TEXTS (long) 0x4 /* cached texts */ /* mm_log()/mm_notify() condition codes */ #define WARN (long) 1 /* mm_log warning type */ #define ERROR (long) 2 /* mm_log error type */ #define PARSE (long) 3 /* mm_log parse error type */ #define BYE (long) 4 /* mm_notify stream dying */ #define TCPDEBUG (long) 5 /* mm_log TCP debug babble */ /* Bits from mail_parse_flags(). Don't change these, since the header format * used by tenex, mtx, and mbx corresponds to these bits. */ #define fSEEN 0x1 #define fDELETED 0x2 #define fFLAGGED 0x4 #define fANSWERED 0x8 #define fOLD 0x10 #define fDRAFT 0x20 #define fEXPUNGED 0x8000 /* internal flag */  /* Bits for mm_list() and mm_lsub() */ /* Note that (LATT_NOINFERIORS LATT_HASCHILDREN LATT_HASNOCHILDREN) and * (LATT_NOSELECT LATT_MARKED LATT_UNMARKED) each have eight possible states, * but only four of these are valid. The other four are silly states which * while invalid can unfortunately be expressed in the IMAP protocol. */ /* terminal node in hierarchy */ #define LATT_NOINFERIORS (long) 0x1 /* name can not be selected */ #define LATT_NOSELECT (long) 0x2 /* changed since last accessed */ #define LATT_MARKED (long) 0x4 /* accessed since last changed */ #define LATT_UNMARKED (long) 0x8 /* name has referral to remote mailbox */ #define LATT_REFERRAL (long) 0x10 /* has selectable inferiors */ #define LATT_HASCHILDREN (long) 0x20 /* has no selectable inferiors */ #define LATT_HASNOCHILDREN (long) 0x40 /* Sort functions */ #define SORTDATE 0 /* date */ #define SORTARRIVAL 1 /* arrival date */ #define SORTFROM 2 /* from */ #define SORTSUBJECT 3 /* subject */ #define SORTTO 4 /* to */ #define SORTCC 5 /* cc */ #define SORTSIZE 6 /* size */ /* imapreferral_t codes */ #define REFAUTHFAILED (long) 0 /* authentication referral -- not logged in */ #define REFAUTH (long) 1 /* authentication referral -- logged in */ #define REFSELECT (long) 2 /* select referral */ #define REFCREATE (long) 3 #define REFDELETE (long) 4 #define REFRENAME (long) 5 #define REFSUBSCRIBE (long) 6 #define REFUNSUBSCRIBE (long) 7 #define REFSTATUS (long) 8 #define REFCOPY (long) 9 #define REFAPPEND (long) 10 /* sendcommand_t codes */ /* expunge response deferred */ #define SC_EXPUNGEDEFERRED (long) 1  /* Block notification codes */ #define BLOCK_NONE 0 /* not blocked */ #define BLOCK_SENSITIVE 1 /* sensitive code, disallow alarms */ #define BLOCK_NONSENSITIVE 2 /* non-sensitive code, allow alarms */ #define BLOCK_DNSLOOKUP 10 /* blocked on DNS lookup */ #define BLOCK_TCPOPEN 11 /* blocked on TCP open */ #define BLOCK_TCPREAD 12 /* blocked on TCP read */ #define BLOCK_TCPWRITE 13 /* blocked on TCP write */ #define BLOCK_TCPCLOSE 14 /* blocked on TCP close */ #define BLOCK_FILELOCK 20 /* blocked on file locking */ /* In-memory sized-text */ #define SIZEDTEXT struct mail_sizedtext SIZEDTEXT { unsigned char *data; /* text */ unsigned long size; /* size of text in octets */ }; /* String list */ #define STRINGLIST struct string_list STRINGLIST { SIZEDTEXT text; /* string text */ STRINGLIST *next; }; /* Parse results from mail_valid_net_parse */ #define NETMAXHOST 256 #define NETMAXUSER 65 #define NETMAXMBX (MAILTMPLEN/4) #define NETMAXSRV 21 typedef struct net_mailbox { char host[NETMAXHOST]; /* host name (may be canonicalized) */ char orighost[NETMAXHOST]; /* host name before canonicalization */ char user[NETMAXUSER]; /* user name */ char authuser[NETMAXUSER]; /* authentication user name */ char mailbox[NETMAXMBX]; /* mailbox name */ char service[NETMAXSRV]; /* service name */ unsigned long port; /* TCP port number */ unsigned int anoflag : 1; /* anonymous */ unsigned int dbgflag : 1; /* debug flag */ unsigned int secflag : 1; /* secure flag */ unsigned int sslflag : 1; /* SSL driver flag */ unsigned int trysslflag : 1; /* try SSL driver first flag */ unsigned int novalidate : 1; /* don't validate certificates */ unsigned int tlsflag : 1; /* TLS flag */ unsigned int notlsflag : 1; /* do not do TLS flag */ unsigned int readonlyflag : 1;/* want readonly */ unsigned int norsh : 1; /* don't use rsh/ssh */ unsigned int loser : 1; /* server is a loser */ unsigned int tlssslv23 : 1; /* force SSLv23 client method over TLS */ } NETMBX;  /* Item in an address list */ #define ADDRESS struct mail_address ADDRESS { char *personal; /* personal name phrase */ char *adl; /* at-domain-list source route */ char *mailbox; /* mailbox name */ char *host; /* domain name of mailbox's host */ char *error; /* error in address from SMTP module */ struct { char *type; /* address type (default "rfc822") */ char *addr; /* address as xtext */ } orcpt; ADDRESS *next; /* pointer to next address in list */ }; /* Message envelope */ typedef struct mail_envelope { unsigned int incomplete : 1; /* envelope may be incomplete */ unsigned int imapenvonly : 1; /* envelope only has IMAP envelope */ char *remail; /* remail header if any */ ADDRESS *return_path; /* error return address */ unsigned char *date; /* message composition date string */ ADDRESS *from; /* originator address list */ ADDRESS *sender; /* sender address list */ ADDRESS *reply_to; /* reply address list */ char *subject; /* message subject string */ ADDRESS *to; /* primary recipient list */ ADDRESS *cc; /* secondary recipient list */ ADDRESS *bcc; /* blind secondary recipient list */ char *in_reply_to; /* replied message ID */ char *message_id; /* message ID */ char *newsgroups; /* USENET newsgroups */ char *followup_to; /* USENET reply newsgroups */ char *references; /* USENET references */ void *sparep; /* spare pointer reserved for main program */ } ENVELOPE;  /* Primary body types */ /* If you change any of these you must also change body_types in rfc822.c */ #define TYPETEXT 0 /* unformatted text */ #define TYPEMULTIPART 1 /* multiple part */ #define TYPEMESSAGE 2 /* encapsulated message */ #define TYPEAPPLICATION 3 /* application data */ #define TYPEAUDIO 4 /* audio */ #define TYPEIMAGE 5 /* static image */ #define TYPEVIDEO 6 /* video */ #define TYPEMODEL 7 /* model */ #define TYPEOTHER 8 /* unknown */ #define TYPEMAX 15 /* maximum type code */ /* Body encodings */ /* If you change any of these you must also change body_encodings in rfc822.c */ #define ENC7BIT 0 /* 7 bit SMTP semantic data */ #define ENC8BIT 1 /* 8 bit SMTP semantic data */ #define ENCBINARY 2 /* 8 bit binary data */ #define ENCBASE64 3 /* base-64 encoded data */ #define ENCQUOTEDPRINTABLE 4 /* human-readable 8-as-7 bit data */ #define ENCOTHER 5 /* unknown */ #define ENCMAX 10 /* maximum encoding code */ /* Body contents */ #define BODY struct mail_bodystruct #define MESSAGE struct mail_body_message #define PARAMETER struct mail_body_parameter #define PART struct mail_body_part #define PARTTEXT struct mail_body_text  /* Message body text */ PARTTEXT { unsigned long offset; /* offset from body origin */ SIZEDTEXT text; /* text */ }; /* Message body structure */ BODY { unsigned short type; /* body primary type */ unsigned short encoding; /* body transfer encoding */ char *subtype; /* subtype string */ PARAMETER *parameter; /* parameter list */ char *id; /* body identifier */ char *description; /* body description */ struct { /* body disposition */ char *type; /* disposition type */ PARAMETER *parameter; /* disposition parameters */ } disposition; STRINGLIST *language; /* body language */ char *location; /* body content URI */ PARTTEXT mime; /* MIME header */ PARTTEXT contents; /* body part contents */ union { /* different ways of accessing contents */ PART *part; /* body part list */ MESSAGE *msg; /* body encapsulated message */ } nested; struct { unsigned long lines; /* size of text in lines */ unsigned long bytes; /* size of text in octets */ } size; char *md5; /* MD5 checksum */ void *sparep; /* spare pointer reserved for main program */ }; /* Parameter list */ PARAMETER { char *attribute; /* parameter attribute name */ char *value; /* parameter value */ PARAMETER *next; /* next parameter in list */ }; /* Multipart content list */ PART { BODY body; /* body information for this part */ PART *next; /* next body part */ }; /* RFC-822 Message */ MESSAGE { ENVELOPE *env; /* message envelope */ BODY *body; /* message body */ PARTTEXT full; /* full message */ STRINGLIST *lines; /* lines used to filter header */ PARTTEXT header; /* header text */ PARTTEXT text; /* body text */ };  /* Entry in the message cache array */ typedef struct message_cache { unsigned long msgno; /* message number */ unsigned int lockcount : 8; /* non-zero if multiple references */ unsigned long rfc822_size; /* # of bytes of message as raw RFC822 */ struct { /* c-client internal use only */ unsigned long uid; /* message unique ID */ unsigned long mod; /* modseq */ PARTTEXT special; /* special text pointers */ MESSAGE msg; /* internal message pointers */ union { /* driver internal use */ unsigned long data; void *ptr; } spare; unsigned int sequence : 1; /* saved sequence bit */ unsigned int dirty : 1; /* driver internal use */ unsigned int filter : 1; /* driver internal use */ unsigned int ghost : 1; /* driver internal use */ } private; /* internal date */ unsigned int day : 5; /* day of month (1-31) */ unsigned int month : 4; /* month of year (1-12) */ unsigned int year : 7; /* year since BASEYEAR (expires in 127 yrs) */ unsigned int hours: 5; /* hours (0-23) */ unsigned int minutes: 6; /* minutes (0-59) */ unsigned int seconds: 6; /* seconds (0-59) */ unsigned int zoccident : 1; /* non-zero if west of UTC */ unsigned int zhours : 4; /* hours from UTC (0-12) */ unsigned int zminutes: 6; /* minutes (0-59) */ /* system flags */ unsigned int seen : 1; /* system Seen flag */ unsigned int deleted : 1; /* system Deleted flag */ unsigned int flagged : 1; /* system Flagged flag */ unsigned int answered : 1; /* system Answered flag */ unsigned int draft : 1; /* system Draft flag */ unsigned int recent : 1; /* system Recent flag */ /* message status */ unsigned int valid : 1; /* elt has valid flags */ unsigned int searched : 1; /* message was searched */ unsigned int sequence : 1; /* message is in sequence */ /* reserved for use by main program */ unsigned int spare : 1; /* first spare bit */ unsigned int spare2 : 1; /* second spare bit */ unsigned int spare3 : 1; /* third spare bit */ unsigned int spare4 : 1; /* fourth spare bit */ unsigned int spare5 : 1; /* fifth spare bit */ unsigned int spare6 : 1; /* sixth spare bit */ unsigned int spare7 : 1; /* seventh spare bit */ unsigned int spare8 : 1; /* eighth spare bit */ void *sparep; /* spare pointer */ unsigned long user_flags; /* user-assignable flags */ } MESSAGECACHE;  /* String structure */ #define STRINGDRIVER struct string_driver typedef struct mailstring { void *data; /* driver-dependent data */ unsigned long data1; /* driver-dependent data */ unsigned long size; /* total length of string */ char *chunk; /* base address of chunk */ unsigned long chunksize; /* size of chunk */ unsigned long offset; /* offset of this chunk in base */ char *curpos; /* current position in chunk */ unsigned long cursize; /* number of bytes remaining in chunk */ STRINGDRIVER *dtb; /* driver that handles this type of string */ } STRING; /* Dispatch table for string driver */ STRINGDRIVER { /* initialize string driver */ void (*init) (STRING *s,void *data,unsigned long size); /* get next character in string */ char (*next) (STRING *s); /* set position in string */ void (*setpos) (STRING *s,unsigned long i); }; /* Stringstruct access routines */ #define INIT(s,d,data,size) ((*((s)->dtb = &d)->init) (s,data,size)) #define SIZE(s) ((s)->size - GETPOS (s)) #define CHR(s) (*(s)->curpos) #define SNX(s) (--(s)->cursize ? *(s)->curpos++ : (*(s)->dtb->next) (s)) #define GETPOS(s) ((s)->offset + ((s)->curpos - (s)->chunk)) #define SETPOS(s,i) (*(s)->dtb->setpos) (s,i)  /* Search program */ #define SEARCHPGM struct search_program #define SEARCHHEADER struct search_header #define SEARCHSET struct search_set #define SEARCHOR struct search_or #define SEARCHPGMLIST struct search_pgm_list SEARCHHEADER { /* header search */ SIZEDTEXT line; /* header line */ SIZEDTEXT text; /* text in header */ SEARCHHEADER *next; /* next in list */ }; SEARCHSET { /* message set */ unsigned long first; /* sequence number */ unsigned long last; /* last value, if a range */ SEARCHSET *next; /* next in list */ }; SEARCHOR { SEARCHPGM *first; /* first program */ SEARCHPGM *second; /* second program */ SEARCHOR *next; /* next in list */ }; SEARCHPGMLIST { SEARCHPGM *pgm; /* search program */ SEARCHPGMLIST *next; /* next in list */ };  SEARCHPGM { /* search program */ SEARCHSET *msgno; /* message numbers */ SEARCHSET *uid; /* unique identifiers */ SEARCHOR *or; /* or'ed in programs */ SEARCHPGMLIST *not; /* and'ed not program */ SEARCHHEADER *header; /* list of headers */ STRINGLIST *bcc; /* bcc recipients */ STRINGLIST *body; /* text in message body */ STRINGLIST *cc; /* cc recipients */ STRINGLIST *from; /* originator */ STRINGLIST *keyword; /* keywords */ STRINGLIST *unkeyword; /* unkeywords */ STRINGLIST *subject; /* text in subject */ STRINGLIST *text; /* text in headers and body */ STRINGLIST *to; /* to recipients */ unsigned long larger; /* larger than this size */ unsigned long smaller; /* smaller than this size */ unsigned long older; /* older than this interval */ unsigned long younger; /* younger than this interval */ unsigned short sentbefore; /* sent before this date */ unsigned short senton; /* sent on this date */ unsigned short sentsince; /* sent since this date */ unsigned short before; /* before this date */ unsigned short on; /* on this date */ unsigned short since; /* since this date */ unsigned int answered : 1; /* answered messages */ unsigned int unanswered : 1; /* unanswered messages */ unsigned int deleted : 1; /* deleted messages */ unsigned int undeleted : 1; /* undeleted messages */ unsigned int draft : 1; /* message draft */ unsigned int undraft : 1; /* message undraft */ unsigned int flagged : 1; /* flagged messages */ unsigned int unflagged : 1; /* unflagged messages */ unsigned int recent : 1; /* recent messages */ unsigned int old : 1; /* old messages */ unsigned int seen : 1; /* seen messages */ unsigned int unseen : 1; /* unseen messages */ /* These must be simulated in IMAP */ STRINGLIST *return_path; /* error return address */ STRINGLIST *sender; /* sender address list */ STRINGLIST *reply_to; /* reply address list */ STRINGLIST *in_reply_to; /* replied message ID */ STRINGLIST *message_id; /* message ID */ STRINGLIST *newsgroups; /* USENET newsgroups */ STRINGLIST *followup_to; /* USENET reply newsgroups */ STRINGLIST *references; /* USENET references */ }; /* Mailbox status */ typedef struct mbx_status { long flags; /* validity flags */ unsigned long messages; /* number of messages */ unsigned long recent; /* number of recent messages */ unsigned long unseen; /* number of unseen messages */ unsigned long uidnext; /* next UID to be assigned */ unsigned long uidvalidity; /* UID validity value */ } MAILSTATUS;  /* Sort program */ typedef void (*postsort_t) (void *sc); #define SORTPGM struct sort_program SORTPGM { unsigned int reverse : 1; /* sort function is to be reversed */ unsigned int abort : 1; /* abort sorting */ short function; /* sort function */ unsigned long nmsgs; /* number of messages being sorted */ struct { unsigned long cached; /* number of messages cached so far */ unsigned long sorted; /* number of messages sorted so far */ unsigned long postsorted; /* number of postsorted messages so far */ } progress; postsort_t postsort; /* post sorter */ SORTPGM *next; /* next function */ }; /* Sort cache */ #define SORTCACHE struct sort_cache SORTCACHE { unsigned int sorted : 1; /* message has been sorted */ unsigned int postsorted : 1; /* message has been postsorted */ unsigned int refwd : 1; /* subject is a re or fwd */ unsigned int dirty : 1; /* has data not written to backup */ SORTPGM *pgm; /* sort program */ unsigned long num; /* message number (sequence or UID) */ unsigned long date; /* sent date */ unsigned long arrival; /* arrival date */ unsigned long size; /* message size */ char *from; /* from string */ char *to; /* to string */ char *cc; /* cc string */ char *subject; /* extracted subject string */ char *message_id; /* message-id string */ char *unique; /* unique string, normally message-id */ STRINGLIST *references; /* references string */ };  /* ACL list */ #define ACLLIST struct acl_list ACLLIST { char *identifier; /* authentication identifier */ char *rights; /* access rights */ ACLLIST *next; }; /* Quota resource list */ #define QUOTALIST struct quota_list QUOTALIST { char *name; /* resource name */ unsigned long usage; /* resource usage */ unsigned long limit; /* resource limit */ QUOTALIST *next; /* next resource */ };  /* Mail Access I/O stream */ /* Structure for mail driver dispatch */ #define DRIVER struct driver /* Mail I/O stream */ typedef struct mail_stream { DRIVER *dtb; /* dispatch table for this driver */ void *local; /* pointer to driver local data */ char *mailbox; /* mailbox name (canonicalized) */ char *original_mailbox; /* mailbox name (non-canonicalized) */ unsigned short use; /* stream use count */ unsigned short sequence; /* stream sequence */ unsigned int inbox : 1; /* stream open on an INBOX */ unsigned int lock : 1; /* stream lock flag */ unsigned int debug : 1; /* stream debug flag */ unsigned int silent : 1; /* don't pass events to main program */ unsigned int rdonly : 1; /* stream read-only flag */ unsigned int anonymous : 1; /* stream anonymous access flag */ unsigned int scache : 1; /* stream short cache flag */ unsigned int halfopen : 1; /* stream half-open flag */ unsigned int secure : 1; /* stream secure flag */ unsigned int tryssl : 1; /* stream tryssl flag */ unsigned int mulnewsrc : 1; /* stream use multiple newsrc files */ unsigned int perm_seen : 1; /* permanent Seen flag */ unsigned int perm_deleted : 1;/* permanent Deleted flag */ unsigned int perm_flagged : 1;/* permanent Flagged flag */ unsigned int perm_answered :1;/* permanent Answered flag */ unsigned int perm_draft : 1; /* permanent Draft flag */ unsigned int kwd_create : 1; /* can create new keywords */ unsigned int uid_nosticky : 1;/* UIDs are not preserved */ unsigned int unhealthy : 1; /* unhealthy protocol negotiations */ unsigned int nokod : 1; /* suppress kiss-of-death */ unsigned int sniff : 1; /* metadata only */ unsigned long perm_user_flags;/* mask of permanent user flags */ unsigned long gensym; /* generated tag */ unsigned long nmsgs; /* # of associated msgs */ unsigned long recent; /* # of recent msgs */ unsigned long uid_validity; /* UID validity sequence */ unsigned long uid_last; /* last assigned UID */ char *user_flags[NUSERFLAGS]; /* pointers to user flags in bit order */ unsigned long cachesize; /* size of message cache */ MESSAGECACHE **cache; /* message cache array */ SORTCACHE **sc; /* sort cache array */ unsigned long msgno; /* message number of `current' message */ ENVELOPE *env; /* scratch buffer for envelope */ BODY *body; /* scratch buffer for body */ SIZEDTEXT text; /* scratch buffer for text */ struct { char *name; /* mailbox name to snarf from */ unsigned long time; /* last snarf time */ long options; /* snarf open options */ } snarf; struct { /* internal use only */ struct { /* search temporaries */ STRINGLIST *string; /* string(s) to search */ long result; /* search result */ char *text; /* cache of fetched text */ } search; STRING string; /* stringstruct return hack */ } private; /* reserved for use by main program */ void *sparep; /* spare pointer */ unsigned int spare : 1; /* first spare bit */ unsigned int spare2 : 1; /* second spare bit */ unsigned int spare3 : 1; /* third spare bit */ unsigned int spare4 : 1; /* fourth spare bit */ unsigned int spare5 : 1; /* fifth spare bit */ unsigned int spare6 : 1; /* sixth spare bit */ unsigned int spare7 : 1; /* seventh spare bit */ unsigned int spare8 : 1; /* eighth spare bit */ } MAILSTREAM;  /* Mail I/O stream handle */ typedef struct mail_stream_handle { MAILSTREAM *stream; /* pointer to mail stream */ unsigned short sequence; /* sequence of what we expect stream to be */ } MAILHANDLE; /* Message overview */ typedef struct mail_overview { char *subject; /* message subject string */ ADDRESS *from; /* originator address list */ char *date; /* message composition date string */ char *message_id; /* message ID */ char *references; /* USENET references */ struct { /* may be 0 or NUL if unknown/undefined */ unsigned long octets; /* message octets (probably LF-newline form) */ unsigned long lines; /* message lines */ char *xref; /* cross references */ } optional; } OVERVIEW;  /* Network access I/O stream */ /* Structure for network driver dispatch */ #define NETDRIVER struct net_driver /* Network transport I/O stream */ typedef struct net_stream { void *stream; /* driver's I/O stream */ NETDRIVER *dtb; /* network driver */ } NETSTREAM; /* Network transport driver dispatch */ NETDRIVER { void *(*open) (char *host,char *service,unsigned long port); void *(*aopen) (NETMBX *mb,char *service,char *usrbuf); char *(*getline) (void *stream); long (*getbuffer) (void *stream,unsigned long size,char *buffer); long (*soutr) (void *stream,char *string); long (*sout) (void *stream,char *string,unsigned long size); void (*close) (void *stream); char *(*host) (void *stream); char *(*remotehost) (void *stream); unsigned long (*port) (void *stream); char *(*localhost) (void *stream); }; /* Mailgets data identifier */ typedef struct getsdata { MAILSTREAM *stream; unsigned long msgno; char *what; STRINGLIST *stl; unsigned long first; unsigned long last; long flags; } GETS_DATA; #define INIT_GETS(md,s,m,w,f,l) \ md.stream = s, md.msgno = m, md.what = w, md.first = f, md.last = l, \ md.stl = NIL, md.flags = NIL;  /* Mail delivery I/O stream */ typedef struct send_stream { NETSTREAM *netstream; /* network I/O stream */ char *host; /* SMTP service host */ char *reply; /* last reply string */ long replycode; /* last reply code */ unsigned int debug : 1; /* stream debug flag */ unsigned int sensitive : 1; /* sensitive data in progress */ unsigned int loser : 1; /* server is a loser */ unsigned int saslcancel : 1; /* SASL cancelled by protocol */ union { /* protocol specific */ struct { /* SMTP specific */ unsigned int ok : 1; /* supports ESMTP */ struct { /* service extensions */ unsigned int send : 1; /* supports SEND */ unsigned int soml : 1; /* supports SOML */ unsigned int saml : 1; /* supports SAML */ unsigned int expn : 1; /* supports EXPN */ unsigned int help : 1; /* supports HELP */ unsigned int turn : 1; /* supports TURN */ unsigned int etrn : 1; /* supports ETRN */ unsigned int starttls:1;/* supports STARTTLS */ unsigned int relay : 1; /* supports relaying */ unsigned int pipe : 1; /* supports pipelining */ unsigned int ensc : 1; /* supports enhanced status codes */ unsigned int bmime : 1; /* supports BINARYMIME */ unsigned int chunk : 1; /* supports CHUNKING */ } service; struct { /* 8-bit MIME transport */ unsigned int ok : 1; /* supports 8-bit MIME */ unsigned int want : 1; /* want 8-bit MIME */ } eightbit; struct { /* delivery status notification */ unsigned int ok : 1; /* supports DSN */ unsigned int want : 1; /* want DSN */ struct { /* notification options */ /* notify on failure */ unsigned int failure : 1; /* notify on delay */ unsigned int delay : 1; /* notify on success */ unsigned int success : 1; } notify; unsigned int full : 1; /* return full headers */ char *envid; /* envelope identifier as xtext */ } dsn; struct { /* size declaration */ unsigned int ok : 1; /* supports SIZE */ unsigned long limit; /* maximum size supported */ } size; struct { /* deliverby declaration */ unsigned int ok : 1; /* supports DELIVERBY */ unsigned long minby; /* minimum by-time */ } deliverby; struct { /* authenticated turn */ unsigned int ok : 1; /* supports ATRN */ char *domains; /* domains */ } atrn; /* supported SASL authenticators */ unsigned int auth : MAXAUTHENTICATORS; } esmtp; struct { /* NNTP specific */ unsigned int post : 1; /* supports POST */ struct { /* NNTP extensions */ unsigned int ok : 1; /* supports extensions */ /* supports LISTGROUP */ unsigned int listgroup : 1; unsigned int over : 1; /* supports OVER */ unsigned int hdr : 1; /* supports HDR */ unsigned int pat : 1; /* supports PAT */ /* supports STARTTLS */ unsigned int starttls : 1; /* server has MULTIDOMAIN */ unsigned int multidomain : 1; /* supports AUTHINFO USER */ unsigned int authuser : 1; /* supported authenticators */ unsigned int sasl : MAXAUTHENTICATORS; } ext; } nntp; } protocol; } SENDSTREAM;  /* Jacket into external interfaces */ typedef long (*readfn_t) (void *stream,unsigned long size,char *buffer); typedef char *(*mailgets_t) (readfn_t f,void *stream,unsigned long size, GETS_DATA *md); typedef char *(*readprogress_t) (GETS_DATA *md,unsigned long octets); typedef void *(*mailcache_t) (MAILSTREAM *stream,unsigned long msgno,long op); typedef long (*mailproxycopy_t) (MAILSTREAM *stream,char *sequence, char *mailbox,long options); typedef long (*tcptimeout_t) (long overall,long last); typedef void *(*authchallenge_t) (void *stream,unsigned long *len); typedef long (*authrespond_t) (void *stream,char *s,unsigned long size); typedef long (*authcheck_t) (void); typedef long (*authclient_t) (authchallenge_t challenger, authrespond_t responder,char *service,NETMBX *mb, void *s,unsigned long *trial,char *user); typedef char *(*authresponse_t) (void *challenge,unsigned long clen, unsigned long *rlen); typedef char *(*authserver_t) (authresponse_t responder,int argc,char *argv[]); typedef void (*smtpverbose_t) (char *buffer); typedef void (*imapenvelope_t) (MAILSTREAM *stream,unsigned long msgno, ENVELOPE *env); typedef char *(*imapreferral_t) (MAILSTREAM *stream,char *url,long code); typedef void (*overview_t) (MAILSTREAM *stream,unsigned long uid,OVERVIEW *ov, unsigned long msgno); typedef unsigned long *(*sorter_t) (MAILSTREAM *stream,char *charset, SEARCHPGM *spg,SORTPGM *pgm,long flags); typedef void (*parseline_t) (ENVELOPE *env,char *hdr,char *data,char *host); typedef ADDRESS *(*parsephrase_t) (char *phrase,char *end,char *host); typedef void *(*blocknotify_t) (int reason,void *data); typedef long (*kinit_t) (char *host,char *reason); typedef void (*sendcommand_t) (MAILSTREAM *stream,char *cmd,long flags); typedef char *(*newsrcquery_t) (MAILSTREAM *stream,char *mulname,char *name); typedef void (*getacl_t) (MAILSTREAM *stream,char *mailbox,ACLLIST *acl); typedef void (*listrights_t) (MAILSTREAM *stream,char *mailbox,char *id, char *alwaysrights,STRINGLIST *possiblerights); typedef void (*myrights_t) (MAILSTREAM *stream,char *mailbox,char *rights); typedef void (*quota_t) (MAILSTREAM *stream,char *qroot,QUOTALIST *qlist); typedef void (*quotaroot_t) (MAILSTREAM *stream,char *mbx,STRINGLIST *qroot); typedef void (*sortresults_t) (MAILSTREAM *stream,unsigned long *list, unsigned long size); typedef char *(*userprompt_t) (void); typedef long (*append_t) (MAILSTREAM *stream,void *data,char **flags, char **date,STRING **message); typedef void (*copyuid_t) (MAILSTREAM *stream,char *mailbox, unsigned long uidvalidity,SEARCHSET *sourceset, SEARCHSET *destset); typedef void (*appenduid_t) (char *mailbox,unsigned long uidvalidity, SEARCHSET *set); typedef long (*dirfmttest_t) (char *name); typedef long (*scancontents_t) (char *name,char *contents,unsigned long csiz, unsigned long fsiz); typedef void (*freeeltsparep_t) (void **sparep); typedef void (*freeenvelopesparep_t) (void **sparep); typedef void (*freebodysparep_t) (void **sparep); typedef void (*freestreamsparep_t) (void **sparep); typedef void *(*sslstart_t) (void *stream,char *host,unsigned long flags); typedef long (*sslcertificatequery_t) (char *reason,char *host,char *cert); typedef void (*sslfailure_t) (char *host,char *reason,unsigned long flags); typedef void (*logouthook_t) (void *data); typedef char *(*sslclientcert_t) (void); typedef char *(*sslclientkey_t) (void);  /* Globals */ extern char *body_types[]; /* defined body type strings */ extern char *body_encodings[]; /* defined body encoding strings */ extern const char *days[]; /* day name strings */ extern const char *months[]; /* month name strings */  /* Threading */ /* Thread node */ #define THREADNODE struct thread_node THREADNODE { unsigned long num; /* message number */ SORTCACHE *sc; /* (internal use) sortcache entry */ THREADNODE *branch; /* branch at this point in tree */ THREADNODE *next; /* next node */ }; typedef void (*threadresults_t) (MAILSTREAM *stream,THREADNODE *tree); /* Thread dispatch */ #define THREADER struct threader_list THREADER { char *name; /* name of threader */ THREADNODE *(*dispatch) (MAILSTREAM *stream,char *charset,SEARCHPGM *spg, long flags,sorter_t sorter); THREADER *next; }; /* Container for references threading */ typedef void ** container_t;  /* Namespaces */ #define NAMESPACE struct mail_namespace NAMESPACE { char *name; /* name of this namespace */ int delimiter; /* hierarchy delimiter */ PARAMETER *param; /* namespace parameters */ NAMESPACE *next; /* next namespace */ }; /* Authentication */ #define AUTHENTICATOR struct mail_authenticator AUTHENTICATOR { long flags; /* authenticator flags */ char *name; /* name of this authenticator */ authcheck_t valid; /* authenticator valid on this system */ authclient_t client; /* client function that supports it */ authserver_t server; /* server function that supports it */ AUTHENTICATOR *next; /* next authenticator */ };  /* Mail driver dispatch */ DRIVER { char *name; /* driver name */ unsigned long flags; /* driver flags */ DRIVER *next; /* next driver */ /* mailbox is valid for us */ DRIVER *(*valid) (char *mailbox); /* manipulate driver parameters */ void *(*parameters) (long function,void *value); /* scan mailboxes */ void (*scan) (MAILSTREAM *stream,char *ref,char *pat,char *contents); /* list mailboxes */ void (*list) (MAILSTREAM *stream,char *ref,char *pat); /* list subscribed mailboxes */ void (*lsub) (MAILSTREAM *stream,char *ref,char *pat); /* subscribe to mailbox */ long (*subscribe) (MAILSTREAM *stream,char *mailbox); /* unsubscribe from mailbox */ long (*unsubscribe) (MAILSTREAM *stream,char *mailbox); /* create mailbox */ long (*create) (MAILSTREAM *stream,char *mailbox); /* delete mailbox */ long (*mbxdel) (MAILSTREAM *stream,char *mailbox); /* rename mailbox */ long (*mbxren) (MAILSTREAM *stream,char *old,char *newname); /* status of mailbox */ long (*status) (MAILSTREAM *stream,char *mbx,long flags);  /* open mailbox */ MAILSTREAM *(*open) (MAILSTREAM *stream); /* close mailbox */ void (*close) (MAILSTREAM *stream,long options); /* fetch message "fast" attributes */ void (*fast) (MAILSTREAM *stream,char *sequence,long flags); /* fetch message flags */ void (*msgflags) (MAILSTREAM *stream,char *sequence,long flags); /* fetch message overview */ long (*overview) (MAILSTREAM *stream,overview_t ofn); /* fetch message envelopes */ ENVELOPE *(*structure) (MAILSTREAM *stream,unsigned long msgno,BODY **body, long flags); /* return RFC-822 header */ char *(*header) (MAILSTREAM *stream,unsigned long msgno, unsigned long *length,long flags); /* return RFC-822 text */ long (*text) (MAILSTREAM *stream,unsigned long msgno,STRING *bs,long flags); /* load cache */ long (*msgdata) (MAILSTREAM *stream,unsigned long msgno,char *section, unsigned long first,unsigned long last,STRINGLIST *lines, long flags); /* return UID for message */ unsigned long (*uid) (MAILSTREAM *stream,unsigned long msgno); /* return message number from UID */ unsigned long (*msgno) (MAILSTREAM *stream,unsigned long uid); /* modify flags */ void (*flag) (MAILSTREAM *stream,char *sequence,char *flag,long flags); /* per-message modify flags */ void (*flagmsg) (MAILSTREAM *stream,MESSAGECACHE *elt); /* search for message based on criteria */ long (*search) (MAILSTREAM *stream,char *charset,SEARCHPGM *pgm,long flags); /* sort messages */ unsigned long *(*sort) (MAILSTREAM *stream,char *charset,SEARCHPGM *spg, SORTPGM *pgm,long flags); /* thread messages */ THREADNODE *(*thread) (MAILSTREAM *stream,char *type,char *charset, SEARCHPGM *spg,long flag); /* ping mailbox to see if still alive */ long (*ping) (MAILSTREAM *stream); /* check for new messages */ void (*check) (MAILSTREAM *stream); /* expunge deleted messages */ long (*expunge) (MAILSTREAM *stream,char *sequence,long options); /* copy messages to another mailbox */ long (*copy) (MAILSTREAM *stream,char *sequence,char *mailbox,long options); /* append string message to mailbox */ long (*append) (MAILSTREAM *stream,char *mailbox,append_t af,void *data); /* garbage collect stream */ void (*gc) (MAILSTREAM *stream,long gcflags); }; #include "linkage.h"  /* Compatibility support names for old interfaces */ #define GET_TRYALTFIRST GET_TRYSSLFIRST #define SET_TRYALTFIRST SET_TRYSSLFIRST #define GET_IMAPTRYALT GET_IMAPTRYSSL #define SET_IMAPTRYALT SET_IMAPTRYSSL #define OP_TRYALT OP_TRYSSL #define altflag sslflag #define mail_close(stream) \ mail_close_full (stream,NIL) #define mail_fetchfast(stream,sequence) \ mail_fetch_fast (stream,sequence,NIL) #define mail_fetchfast_full mail_fetch_fast #define mail_fetchflags(stream,sequence) \ mail_fetch_flags (stream,sequence,NIL) #define mail_fetchflags_full mail_fetch_flags #define mail_fetchenvelope(stream,msgno) \ mail_fetch_structure (stream,msgno,NIL,NIL) #define mail_fetchstructure(stream,msgno,body) \ mail_fetch_structure (stream,msgno,body,NIL) #define mail_fetchstructure_full mail_fetch_structure #define mail_fetchheader(stream,msgno) \ mail_fetch_header (stream,msgno,NIL,NIL,NIL,FT_PEEK) #define mail_fetchheader_full(stream,msgno,lines,len,flags) \ mail_fetch_header (stream,msgno,NIL,lines,len,FT_PEEK | (flags)) #define mail_fetchtext(stream,msgno) \ mail_fetch_text (stream,msgno,NIL,NIL,NIL) #define mail_fetchtext_full(stream,msgno,length,flags) \ mail_fetch_text (stream,msgno,NIL,length,flags) #define mail_fetchbody(stream,msgno,section,length) \ mail_fetch_body (stream,msgno,section,length,NIL) #define mail_fetchbody_full mail_fetch_body #define mail_setflag(stream,sequence,flag) \ mail_flag (stream,sequence,flag,ST_SET) #define mail_setflag_full(stream,sequence,flag,flags) \ mail_flag (stream,sequence,flag,ST_SET | (flags)) #define mail_clearflag(stream,sequence,flag) \ mail_flag (stream,sequence,flag,NIL) #define mail_clearflag_full mail_flag #define mail_search(stream,criteria) \ mail_search_full (stream,NIL,mail_criteria (criteria),SE_FREE); #define mail_expunge(stream) \ mail_expunge_full (stream,NIL,NIL) #define mail_copy(stream,sequence,mailbox) \ mail_copy_full (stream,sequence,mailbox,NIL) #define mail_move(stream,sequence,mailbox) \ mail_copy_full (stream,sequence,mailbox,CP_MOVE) #define mail_append(stream,mailbox,message) \ mail_append_full (stream,mailbox,NIL,NIL,message)  /* Interfaces for SVR4 locking brain-damage workaround */ /* Driver dispatching */ #define SAFE_DELETE(dtb,stream,mailbox) (*dtb->mbxdel) (stream,mailbox) #define SAFE_RENAME(dtb,stream,old,newname) (*dtb->mbxren) (stream,old,newname) #define SAFE_STATUS(dtb,stream,mbx,flags) (*dtb->status) (stream,mbx,flags) #define SAFE_COPY(dtb,stream,sequence,mailbox,options) \ (*dtb->copy) (stream,sequence,mailbox,options) #define SAFE_APPEND(dtb,stream,mailbox,af,data) \ (*dtb->append) (stream,mailbox,af,data) #define SAFE_SCAN_CONTENTS(dtb,name,contents,csiz,fsiz) \ scan_contents (dtb,name,contents,csiz,fsiz) /* Driver callbacks */ #define MM_EXISTS mm_exists #define MM_EXPUNGED mm_expunged #define MM_FLAGS mm_flags #define MM_NOTIFY mm_notify #define MM_STATUS mm_status #define MM_LOG mm_log #define MM_CRITICAL mm_critical #define MM_NOCRITICAL mm_nocritical #define MM_DISKERROR mm_diskerror #define MM_FATAL mm_fatal #define MM_APPEND(af) (*af)  /* Function prototypes */ void mm_searched (MAILSTREAM *stream,unsigned long number); void mm_exists (MAILSTREAM *stream,unsigned long number); void mm_expunged (MAILSTREAM *stream,unsigned long number); void mm_flags (MAILSTREAM *stream,unsigned long number); void mm_notify (MAILSTREAM *stream,char *string,long errflg); void mm_list (MAILSTREAM *stream,int delimiter,char *name,long attributes); void mm_lsub (MAILSTREAM *stream,int delimiter,char *name,long attributes); void mm_status (MAILSTREAM *stream,char *mailbox,MAILSTATUS *status); void mm_log (char *string,long errflg); void mm_dlog (char *string); void mm_login (NETMBX *mb,char *user,char *pwd,long trial); void mm_critical (MAILSTREAM *stream); void mm_nocritical (MAILSTREAM *stream); long mm_diskerror (MAILSTREAM *stream,long errcode,long serious); void mm_fatal (char *string); void *mm_cache (MAILSTREAM *stream,unsigned long msgno,long op); extern STRINGDRIVER mail_string; void mail_versioncheck (char *version); void mail_link (DRIVER *driver); void *mail_parameters (MAILSTREAM *stream,long function,void *value); DRIVER *mail_valid (MAILSTREAM *stream,char *mailbox,char *purpose); DRIVER *mail_valid_net (char *name,DRIVER *drv,char *host,char *mailbox); long mail_valid_net_parse (char *name,NETMBX *mb); long mail_valid_net_parse_work (char *name,NETMBX *mb,char *service); void mail_scan (MAILSTREAM *stream,char *ref,char *pat,char *contents); void mail_list (MAILSTREAM *stream,char *ref,char *pat); void mail_lsub (MAILSTREAM *stream,char *ref,char *pat); long mail_subscribe (MAILSTREAM *stream,char *mailbox); long mail_unsubscribe (MAILSTREAM *stream,char *mailbox); long mail_create (MAILSTREAM *stream,char *mailbox); long mail_delete (MAILSTREAM *stream,char *mailbox); long mail_rename (MAILSTREAM *stream,char *old,char *newname); char *mail_utf7_valid (char *mailbox); long mail_status (MAILSTREAM *stream,char *mbx,long flags); long mail_status_default (MAILSTREAM *stream,char *mbx,long flags); MAILSTREAM *mail_open (MAILSTREAM *stream,char *name,long options); MAILSTREAM *mail_open_work (DRIVER *d,MAILSTREAM *stream,char *name, long options); MAILSTREAM *mail_close_full (MAILSTREAM *stream,long options); MAILHANDLE *mail_makehandle (MAILSTREAM *stream); void mail_free_handle (MAILHANDLE **handle); MAILSTREAM *mail_stream (MAILHANDLE *handle);  void mail_fetch_fast (MAILSTREAM *stream,char *sequence,long flags); void mail_fetch_flags (MAILSTREAM *stream,char *sequence,long flags); void mail_fetch_overview (MAILSTREAM *stream,char *sequence,overview_t ofn); void mail_fetch_overview_sequence (MAILSTREAM *stream,char *sequence, overview_t ofn); void mail_fetch_overview_default (MAILSTREAM *stream,overview_t ofn); ENVELOPE *mail_fetch_structure (MAILSTREAM *stream,unsigned long msgno, BODY **body,long flags); char *mail_fetch_message (MAILSTREAM *stream,unsigned long msgno, unsigned long *len,long flags); char *mail_fetch_header (MAILSTREAM *stream,unsigned long msgno,char *section, STRINGLIST *lines,unsigned long *len,long flags); char *mail_fetch_text (MAILSTREAM *stream,unsigned long msgno,char *section, unsigned long *len,long flags); char *mail_fetch_mime (MAILSTREAM *stream,unsigned long msgno,char *section, unsigned long *len,long flags); char *mail_fetch_body (MAILSTREAM *stream,unsigned long msgno,char *section, unsigned long *len,long flags); long mail_partial_text (MAILSTREAM *stream,unsigned long msgno,char *section, unsigned long first,unsigned long last,long flags); long mail_partial_body (MAILSTREAM *stream,unsigned long msgno,char *section, unsigned long first,unsigned long last,long flags); char *mail_fetch_text_return (GETS_DATA *md,SIZEDTEXT *t,unsigned long *len); char *mail_fetch_string_return (GETS_DATA *md,STRING *bs,unsigned long i, unsigned long *len,long flags); long mail_read (void *stream,unsigned long size,char *buffer); unsigned long mail_uid (MAILSTREAM *stream,unsigned long msgno); unsigned long mail_msgno (MAILSTREAM *stream,unsigned long uid); void mail_fetchfrom (char *s,MAILSTREAM *stream,unsigned long msgno, long length); void mail_fetchsubject (char *s,MAILSTREAM *stream,unsigned long msgno, long length); MESSAGECACHE *mail_elt (MAILSTREAM *stream,unsigned long msgno); void mail_flag (MAILSTREAM *stream,char *sequence,char *flag,long flags); long mail_search_full (MAILSTREAM *stream,char *charset,SEARCHPGM *pgm, long flags); long mail_search_default (MAILSTREAM *stream,char *charset,SEARCHPGM *pgm, long flags); long mail_ping (MAILSTREAM *stream); void mail_check (MAILSTREAM *stream); long mail_expunge_full (MAILSTREAM *stream,char *sequence,long options); long mail_copy_full (MAILSTREAM *stream,char *sequence,char *mailbox, long options); long mail_append_full (MAILSTREAM *stream,char *mailbox,char *flags,char *date, STRING *message); long mail_append_multiple (MAILSTREAM *stream,char *mailbox,append_t af, void *data); void mail_gc (MAILSTREAM *stream,long gcflags); void mail_gc_msg (MESSAGE *msg,long gcflags); void mail_gc_body (BODY *body);  BODY *mail_body (MAILSTREAM *stream,unsigned long msgno, unsigned char *section); char *mail_date (char *string,MESSAGECACHE *elt); char *mail_cdate (char *string,MESSAGECACHE *elt); long mail_parse_date (MESSAGECACHE *elt,unsigned char *string); void mail_exists (MAILSTREAM *stream,unsigned long nmsgs); void mail_recent (MAILSTREAM *stream,unsigned long recent); void mail_expunged (MAILSTREAM *stream,unsigned long msgno); void mail_lock (MAILSTREAM *stream); void mail_unlock (MAILSTREAM *stream); void mail_debug (MAILSTREAM *stream); void mail_nodebug (MAILSTREAM *stream); void mail_dlog (char *string,long flag); long mail_match_lines (STRINGLIST *lines,STRINGLIST *msglines,long flags); unsigned long mail_filter (char *text,unsigned long len,STRINGLIST *lines, long flags); long mail_search_msg (MAILSTREAM *stream,unsigned long msgno,char *section, SEARCHPGM *pgm); long mail_search_header_text (char *s,STRINGLIST *st); long mail_search_header (SIZEDTEXT *hdr,STRINGLIST *st); long mail_search_text (MAILSTREAM *stream,unsigned long msgno,char *section, STRINGLIST *st,long flags); long mail_search_body (MAILSTREAM *stream,unsigned long msgno,BODY *body, char *prefix,unsigned long section,long flags); long mail_search_string (SIZEDTEXT *s,char *charset,STRINGLIST **st); long mail_search_string_work (SIZEDTEXT *s,STRINGLIST **st); long mail_search_keyword (MAILSTREAM *stream,MESSAGECACHE *elt,STRINGLIST *st, long flag); long mail_search_addr (ADDRESS *adr,STRINGLIST *st); char *mail_search_gets (readfn_t f,void *stream,unsigned long size, GETS_DATA *md); SEARCHPGM *mail_criteria (char *criteria); int mail_criteria_date (unsigned short *date,char **r); int mail_criteria_string (STRINGLIST **s,char **r); unsigned short mail_shortdate (unsigned int year,unsigned int month, unsigned int day); SEARCHSET *mail_parse_set (char *s,char **ret); SEARCHSET *mail_append_set (SEARCHSET *set,unsigned long msgno); unsigned long *mail_sort (MAILSTREAM *stream,char *charset,SEARCHPGM *spg, SORTPGM *pgm,long flags); unsigned long *mail_sort_cache (MAILSTREAM *stream,SORTPGM *pgm,SORTCACHE **sc, long flags); unsigned long *mail_sort_msgs (MAILSTREAM *stream,char *charset,SEARCHPGM *spg, SORTPGM *pgm,long flags); SORTCACHE **mail_sort_loadcache (MAILSTREAM *stream,SORTPGM *pgm); unsigned int mail_strip_subject (char *t,char **ret); char *mail_strip_subject_wsp (char *s); char *mail_strip_subject_blob (char *s); int mail_sort_compare (const void *a1,const void *a2); unsigned long mail_longdate (MESSAGECACHE *elt); THREADNODE *mail_thread (MAILSTREAM *stream,char *type,char *charset, SEARCHPGM *spg,long flags); THREADNODE *mail_thread_msgs (MAILSTREAM *stream,char *type,char *charset, SEARCHPGM *spg,long flags,sorter_t sorter); THREADNODE *mail_thread_orderedsubject (MAILSTREAM *stream,char *charset, SEARCHPGM *spg,long flags, sorter_t sorter); THREADNODE *mail_thread_references (MAILSTREAM *stream,char *charset, SEARCHPGM *spg,long flags, sorter_t sorter); void mail_thread_loadcache (MAILSTREAM *stream,unsigned long uid,OVERVIEW *ov, unsigned long msgno); char *mail_thread_parse_msgid (char *s,char **ss); STRINGLIST *mail_thread_parse_references (char *s,long flag); long mail_thread_check_child (container_t mother,container_t daughter); container_t mail_thread_prune_dummy (container_t msg,container_t ane); container_t mail_thread_prune_dummy_work (container_t msg,container_t ane); THREADNODE *mail_thread_c2node (MAILSTREAM *stream,container_t con,long flags); THREADNODE *mail_thread_sort (THREADNODE *thr,THREADNODE **tc); int mail_thread_compare_date (const void *a1,const void *a2); long mail_sequence (MAILSTREAM *stream,unsigned char *sequence); long mail_uid_sequence (MAILSTREAM *stream,unsigned char *sequence); long mail_parse_flags (MAILSTREAM *stream,char *flag,unsigned long *uf); long mail_usable_network_stream (MAILSTREAM *stream,char *name);  MESSAGECACHE *mail_new_cache_elt (unsigned long msgno); ENVELOPE *mail_newenvelope (void); ADDRESS *mail_newaddr (void); BODY *mail_newbody (void); BODY *mail_initbody (BODY *body); PARAMETER *mail_newbody_parameter (void); PART *mail_newbody_part (void); MESSAGE *mail_newmsg (void); STRINGLIST *mail_newstringlist (void); SEARCHPGM *mail_newsearchpgm (void); SEARCHHEADER *mail_newsearchheader (char *line,char *text); SEARCHSET *mail_newsearchset (void); SEARCHOR *mail_newsearchor (void); SEARCHPGMLIST *mail_newsearchpgmlist (void); SORTPGM *mail_newsortpgm (void); THREADNODE *mail_newthreadnode (SORTCACHE *sc); ACLLIST *mail_newacllist (void); QUOTALIST *mail_newquotalist (void); void mail_free_body (BODY **body); void mail_free_body_data (BODY *body); void mail_free_body_parameter (PARAMETER **parameter); void mail_free_body_part (PART **part); void mail_free_cache (MAILSTREAM *stream); void mail_free_elt (MESSAGECACHE **elt); void mail_free_envelope (ENVELOPE **env); void mail_free_address (ADDRESS **address); void mail_free_stringlist (STRINGLIST **string); void mail_free_searchpgm (SEARCHPGM **pgm); void mail_free_searchheader (SEARCHHEADER **hdr); void mail_free_searchset (SEARCHSET **set); void mail_free_searchor (SEARCHOR **orl); void mail_free_searchpgmlist (SEARCHPGMLIST **pgl); void mail_free_namespace (NAMESPACE **n); void mail_free_sortpgm (SORTPGM **pgm); void mail_free_threadnode (THREADNODE **thr); void mail_free_acllist (ACLLIST **al); void mail_free_quotalist (QUOTALIST **ql); void auth_link (AUTHENTICATOR *auth); char *mail_auth (char *mechanism,authresponse_t resp,int argc,char *argv[]); AUTHENTICATOR *mail_lookup_auth (unsigned long i); unsigned int mail_lookup_auth_name (char *mechanism,long flags);  NETSTREAM *net_open (NETMBX *mb,NETDRIVER *dv,unsigned long port, NETDRIVER *ssld,char *ssls,unsigned long sslp); NETSTREAM *net_open_work (NETDRIVER *dv,char *host,char *service, unsigned long port,unsigned long portoverride, unsigned long flags); NETSTREAM *net_aopen (NETDRIVER *dv,NETMBX *mb,char *service,char *usrbuf); char *net_getline (NETSTREAM *stream); /* stream must be void* for use as readfn_t */ long net_getbuffer (void *stream,unsigned long size,char *buffer); long net_soutr (NETSTREAM *stream,char *string); long net_sout (NETSTREAM *stream,char *string,unsigned long size); void net_close (NETSTREAM *stream); char *net_host (NETSTREAM *stream); char *net_remotehost (NETSTREAM *stream); unsigned long net_port (NETSTREAM *stream); char *net_localhost (NETSTREAM *stream); long sm_subscribe (char *mailbox); long sm_unsubscribe (char *mailbox); char *sm_read (void **sdb); void ssl_onceonlyinit (void); char *ssl_start_tls (char *s); void ssl_server_init (char *server); /* Server I/O functions */ int PBIN (void); char *PSIN (char *s,int n); long PSINR (char *s,unsigned long n); int PBOUT (int c); long INWAIT (long seconds); int PSOUT (char *s); int PSOUTR (SIZEDTEXT *s); int PFLUSH (void);
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