xref: /illumos-gate/usr/src/cmd/sendmail/src/sendmail.h (revision e9af4bc0)
17c478bd9Sstevel@tonic-gate /*
2*e9af4bc0SJohn Beck  * Copyright (c) 1998-2009 Sendmail, Inc. and its suppliers.
37c478bd9Sstevel@tonic-gate  *	All rights reserved.
47c478bd9Sstevel@tonic-gate  * Copyright (c) 1983, 1995-1997 Eric P. Allman.  All rights reserved.
57c478bd9Sstevel@tonic-gate  * Copyright (c) 1988, 1993
67c478bd9Sstevel@tonic-gate  *	The Regents of the University of California.  All rights reserved.
77c478bd9Sstevel@tonic-gate  *
87c478bd9Sstevel@tonic-gate  * By using this file, you agree to the terms and conditions set
97c478bd9Sstevel@tonic-gate  * forth in the LICENSE file which can be found at the top level of
107c478bd9Sstevel@tonic-gate  * the sendmail distribution.
117c478bd9Sstevel@tonic-gate  */
127c478bd9Sstevel@tonic-gate 
137c478bd9Sstevel@tonic-gate /*
147c478bd9Sstevel@tonic-gate **  SENDMAIL.H -- MTA-specific definitions for sendmail.
157c478bd9Sstevel@tonic-gate */
167c478bd9Sstevel@tonic-gate 
177c478bd9Sstevel@tonic-gate #ifndef _SENDMAIL_H
187c478bd9Sstevel@tonic-gate # define _SENDMAIL_H 1
197c478bd9Sstevel@tonic-gate 
207c478bd9Sstevel@tonic-gate #ifndef MILTER
217c478bd9Sstevel@tonic-gate # define MILTER	1	/* turn on MILTER by default */
227c478bd9Sstevel@tonic-gate #endif /* MILTER */
237c478bd9Sstevel@tonic-gate 
247c478bd9Sstevel@tonic-gate #ifdef _DEFINE
257c478bd9Sstevel@tonic-gate # define EXTERN
267c478bd9Sstevel@tonic-gate #else /* _DEFINE */
277c478bd9Sstevel@tonic-gate # define EXTERN extern
287c478bd9Sstevel@tonic-gate #endif /* _DEFINE */
297c478bd9Sstevel@tonic-gate 
307c478bd9Sstevel@tonic-gate 
317c478bd9Sstevel@tonic-gate #include <unistd.h>
327c478bd9Sstevel@tonic-gate 
337c478bd9Sstevel@tonic-gate #include <stddef.h>
347c478bd9Sstevel@tonic-gate #include <stdlib.h>
357c478bd9Sstevel@tonic-gate #include <stdio.h>
367c478bd9Sstevel@tonic-gate #include <ctype.h>
377c478bd9Sstevel@tonic-gate #include <setjmp.h>
387c478bd9Sstevel@tonic-gate #include <string.h>
397c478bd9Sstevel@tonic-gate #include <time.h>
407c478bd9Sstevel@tonic-gate # ifdef EX_OK
417c478bd9Sstevel@tonic-gate #  undef EX_OK			/* for SVr4.2 SMP */
427c478bd9Sstevel@tonic-gate # endif /* EX_OK */
437c478bd9Sstevel@tonic-gate 
447c478bd9Sstevel@tonic-gate #include "sendmail/sendmail.h"
457c478bd9Sstevel@tonic-gate 
467c478bd9Sstevel@tonic-gate /* profiling? */
477c478bd9Sstevel@tonic-gate #if MONCONTROL
487c478bd9Sstevel@tonic-gate # define SM_PROF(x)	moncontrol(x)
497c478bd9Sstevel@tonic-gate #else /* MONCONTROL */
507c478bd9Sstevel@tonic-gate # define SM_PROF(x)
517c478bd9Sstevel@tonic-gate #endif /* MONCONTROL */
527c478bd9Sstevel@tonic-gate 
537c478bd9Sstevel@tonic-gate #ifdef _DEFINE
547c478bd9Sstevel@tonic-gate # ifndef lint
55*e9af4bc0SJohn Beck SM_UNUSED(static char SmailId[]) = "@(#)$Id: sendmail.h,v 8.1068 2009/12/18 17:08:01 ca Exp $";
567c478bd9Sstevel@tonic-gate # endif /* ! lint */
577c478bd9Sstevel@tonic-gate #endif /* _DEFINE */
587c478bd9Sstevel@tonic-gate 
597c478bd9Sstevel@tonic-gate #include "bf.h"
607c478bd9Sstevel@tonic-gate #include "timers.h"
617c478bd9Sstevel@tonic-gate #include <sm/exc.h>
627c478bd9Sstevel@tonic-gate #include <sm/heap.h>
637c478bd9Sstevel@tonic-gate #include <sm/debug.h>
647c478bd9Sstevel@tonic-gate #include <sm/rpool.h>
657c478bd9Sstevel@tonic-gate #include <sm/io.h>
667c478bd9Sstevel@tonic-gate #include <sm/path.h>
677c478bd9Sstevel@tonic-gate #include <sm/signal.h>
687c478bd9Sstevel@tonic-gate #include <sm/clock.h>
697c478bd9Sstevel@tonic-gate #include <sm/mbdb.h>
707c478bd9Sstevel@tonic-gate #include <sm/errstring.h>
717c478bd9Sstevel@tonic-gate #include <sm/sysexits.h>
727c478bd9Sstevel@tonic-gate #include <sm/shm.h>
73058561cbSjbeck #include <sm/misc.h>
747c478bd9Sstevel@tonic-gate 
757c478bd9Sstevel@tonic-gate #ifdef LOG
767c478bd9Sstevel@tonic-gate # include <syslog.h>
777c478bd9Sstevel@tonic-gate #endif /* LOG */
787c478bd9Sstevel@tonic-gate 
797c478bd9Sstevel@tonic-gate 
807c478bd9Sstevel@tonic-gate 
817c478bd9Sstevel@tonic-gate # if NETINET || NETINET6 || NETUNIX || NETISO || NETNS || NETX25
827c478bd9Sstevel@tonic-gate #  include <sys/socket.h>
837c478bd9Sstevel@tonic-gate # endif /* NETINET || NETINET6 || NETUNIX || NETISO || NETNS || NETX25 */
847c478bd9Sstevel@tonic-gate # if NETUNIX
857c478bd9Sstevel@tonic-gate #  include <sys/un.h>
867c478bd9Sstevel@tonic-gate # endif /* NETUNIX */
877c478bd9Sstevel@tonic-gate # if NETINET || NETINET6
887c478bd9Sstevel@tonic-gate #  include <netinet/in.h>
897c478bd9Sstevel@tonic-gate # endif /* NETINET || NETINET6 */
907c478bd9Sstevel@tonic-gate # if NETINET6
917c478bd9Sstevel@tonic-gate /*
927c478bd9Sstevel@tonic-gate **  There is no standard yet for IPv6 includes.
937c478bd9Sstevel@tonic-gate **  Specify OS specific implementation in conf.h
947c478bd9Sstevel@tonic-gate */
957c478bd9Sstevel@tonic-gate # endif /* NETINET6 */
967c478bd9Sstevel@tonic-gate # if NETISO
977c478bd9Sstevel@tonic-gate #  include <netiso/iso.h>
987c478bd9Sstevel@tonic-gate # endif /* NETISO */
997c478bd9Sstevel@tonic-gate # if NETNS
1007c478bd9Sstevel@tonic-gate #  include <netns/ns.h>
1017c478bd9Sstevel@tonic-gate # endif /* NETNS */
1027c478bd9Sstevel@tonic-gate # if NETX25
1037c478bd9Sstevel@tonic-gate #  include <netccitt/x25.h>
1047c478bd9Sstevel@tonic-gate # endif /* NETX25 */
1057c478bd9Sstevel@tonic-gate 
1067c478bd9Sstevel@tonic-gate # if NAMED_BIND
1077c478bd9Sstevel@tonic-gate #  include <arpa/nameser.h>
1087c478bd9Sstevel@tonic-gate #  ifdef NOERROR
1097c478bd9Sstevel@tonic-gate #   undef NOERROR		/* avoid <sys/streams.h> conflict */
1107c478bd9Sstevel@tonic-gate #  endif /* NOERROR */
1117c478bd9Sstevel@tonic-gate #  include <resolv.h>
1127c478bd9Sstevel@tonic-gate # else /* NAMED_BIND */
1137c478bd9Sstevel@tonic-gate #   undef SM_SET_H_ERRNO
1147c478bd9Sstevel@tonic-gate #   define SM_SET_H_ERRNO(err)
1157c478bd9Sstevel@tonic-gate # endif /* NAMED_BIND */
1167c478bd9Sstevel@tonic-gate 
1177c478bd9Sstevel@tonic-gate # if HESIOD
1187c478bd9Sstevel@tonic-gate #  include <hesiod.h>
1197c478bd9Sstevel@tonic-gate #  if !defined(HES_ER_OK) || defined(HESIOD_INTERFACES)
1207c478bd9Sstevel@tonic-gate #   define HESIOD_INIT		/* support for the new interface */
1217c478bd9Sstevel@tonic-gate #  endif /* !defined(HES_ER_OK) || defined(HESIOD_INTERFACES) */
1227c478bd9Sstevel@tonic-gate # endif /* HESIOD */
1237c478bd9Sstevel@tonic-gate 
1247c478bd9Sstevel@tonic-gate #if STARTTLS
1257c478bd9Sstevel@tonic-gate #  include <openssl/ssl.h>
1267c478bd9Sstevel@tonic-gate # if !TLS_NO_RSA
1277c478bd9Sstevel@tonic-gate #  define RSA_KEYLENGTH	512
1287c478bd9Sstevel@tonic-gate # endif /* !TLS_NO_RSA */
1297c478bd9Sstevel@tonic-gate #endif /* STARTTLS */
1307c478bd9Sstevel@tonic-gate 
1317c478bd9Sstevel@tonic-gate #if SASL  /* include the sasl include files if we have them */
1327c478bd9Sstevel@tonic-gate 
1337c478bd9Sstevel@tonic-gate 
1347c478bd9Sstevel@tonic-gate # if SASL == 2 || SASL >= 20000
1357c478bd9Sstevel@tonic-gate #  include <sasl/sasl.h>
1367c478bd9Sstevel@tonic-gate #  include <sasl/saslutil.h>
1377c478bd9Sstevel@tonic-gate # else /* SASL == 2 || SASL >= 20000 */
1387c478bd9Sstevel@tonic-gate #  include <sasl.h>
1397c478bd9Sstevel@tonic-gate #  include <saslutil.h>
1407c478bd9Sstevel@tonic-gate # endif /* SASL == 2 || SASL >= 20000 */
1417c478bd9Sstevel@tonic-gate # if defined(SASL_VERSION_MAJOR) && defined(SASL_VERSION_MINOR) && defined(SASL_VERSION_STEP)
1427c478bd9Sstevel@tonic-gate #  define SASL_VERSION (SASL_VERSION_MAJOR * 10000)  + (SASL_VERSION_MINOR * 100) + SASL_VERSION_STEP
1437c478bd9Sstevel@tonic-gate #  if SASL == 1 || SASL == 2
1447c478bd9Sstevel@tonic-gate #   undef SASL
1457c478bd9Sstevel@tonic-gate #   define SASL SASL_VERSION
1467c478bd9Sstevel@tonic-gate #  else /* SASL == 1 || SASL == 2 */
1477c478bd9Sstevel@tonic-gate #   if SASL != SASL_VERSION
1487c478bd9Sstevel@tonic-gate   ERROR README: -DSASL (SASL) does not agree with the version of the CYRUS_SASL library (SASL_VERSION)
1497c478bd9Sstevel@tonic-gate   ERROR README: see README!
1507c478bd9Sstevel@tonic-gate #   endif /* SASL != SASL_VERSION */
1517c478bd9Sstevel@tonic-gate #  endif /* SASL == 1 || SASL == 2 */
1527c478bd9Sstevel@tonic-gate # else /* defined(SASL_VERSION_MAJOR) && defined(SASL_VERSION_MINOR) && defined(SASL_VERSION_STEP) */
1537c478bd9Sstevel@tonic-gate #  if SASL == 1
1547c478bd9Sstevel@tonic-gate   ERROR README: please set -DSASL to the version of the CYRUS_SASL library
1557c478bd9Sstevel@tonic-gate   ERROR README: see README!
1567c478bd9Sstevel@tonic-gate #  endif /* SASL == 1 */
1577c478bd9Sstevel@tonic-gate # endif /* defined(SASL_VERSION_MAJOR) && defined(SASL_VERSION_MINOR) && defined(SASL_VERSION_STEP) */
1587c478bd9Sstevel@tonic-gate #endif /* SASL */
1597c478bd9Sstevel@tonic-gate 
1607c478bd9Sstevel@tonic-gate /*
1617c478bd9Sstevel@tonic-gate **  Following are "sort of" configuration constants, but they should
1627c478bd9Sstevel@tonic-gate **  be pretty solid on most architectures today.  They have to be
1637c478bd9Sstevel@tonic-gate **  defined after <arpa/nameser.h> because some versions of that
1647c478bd9Sstevel@tonic-gate **  file also define them.  In all cases, we can't use sizeof because
1657c478bd9Sstevel@tonic-gate **  some systems (e.g., Crays) always treat everything as being at
1667c478bd9Sstevel@tonic-gate **  least 64 bits.
1677c478bd9Sstevel@tonic-gate */
1687c478bd9Sstevel@tonic-gate 
1697c478bd9Sstevel@tonic-gate #ifndef INADDRSZ
1707c478bd9Sstevel@tonic-gate # define INADDRSZ	4		/* size of an IPv4 address in bytes */
1717c478bd9Sstevel@tonic-gate #endif /* ! INADDRSZ */
1727c478bd9Sstevel@tonic-gate #ifndef IN6ADDRSZ
1737c478bd9Sstevel@tonic-gate # define IN6ADDRSZ	16		/* size of an IPv6 address in bytes */
1747c478bd9Sstevel@tonic-gate #endif /* ! IN6ADDRSZ */
1757c478bd9Sstevel@tonic-gate #ifndef INT16SZ
1767c478bd9Sstevel@tonic-gate # define INT16SZ	2		/* size of a 16 bit integer in bytes */
1777c478bd9Sstevel@tonic-gate #endif /* ! INT16SZ */
1787c478bd9Sstevel@tonic-gate #ifndef INT32SZ
1797c478bd9Sstevel@tonic-gate # define INT32SZ	4		/* size of a 32 bit integer in bytes */
1807c478bd9Sstevel@tonic-gate #endif /* ! INT32SZ */
1817c478bd9Sstevel@tonic-gate #ifndef INADDR_LOOPBACK
1827c478bd9Sstevel@tonic-gate # define INADDR_LOOPBACK	0x7f000001	/* loopback address */
1837c478bd9Sstevel@tonic-gate #endif /* ! INADDR_LOOPBACK */
1847c478bd9Sstevel@tonic-gate 
1857c478bd9Sstevel@tonic-gate /*
1867c478bd9Sstevel@tonic-gate **  Error return from inet_addr(3), in case not defined in /usr/include.
1877c478bd9Sstevel@tonic-gate */
1887c478bd9Sstevel@tonic-gate 
1897c478bd9Sstevel@tonic-gate #ifndef INADDR_NONE
1907c478bd9Sstevel@tonic-gate # define INADDR_NONE	0xffffffff
1917c478bd9Sstevel@tonic-gate #endif /* ! INADDR_NONE */
1927c478bd9Sstevel@tonic-gate 
1937c478bd9Sstevel@tonic-gate 
1947c478bd9Sstevel@tonic-gate /* (f)open() modes for queue files */
1957c478bd9Sstevel@tonic-gate # define QF_O_EXTRA	0
1967c478bd9Sstevel@tonic-gate 
1977c478bd9Sstevel@tonic-gate 
1987c478bd9Sstevel@tonic-gate /*
1997c478bd9Sstevel@tonic-gate **  An 'argument class' describes the storage allocation status
2007c478bd9Sstevel@tonic-gate **  of an object pointed to by an argument to a function.
2017c478bd9Sstevel@tonic-gate */
2027c478bd9Sstevel@tonic-gate 
2037c478bd9Sstevel@tonic-gate typedef enum
2047c478bd9Sstevel@tonic-gate {
2057c478bd9Sstevel@tonic-gate 	A_HEAP,	/* the storage was allocated by malloc, and the
2067c478bd9Sstevel@tonic-gate 		 * ownership of the storage is ceded by the caller
2077c478bd9Sstevel@tonic-gate 		 * to the called function. */
2087c478bd9Sstevel@tonic-gate 	A_TEMP, /* The storage is temporary, and is only guaranteed
2097c478bd9Sstevel@tonic-gate 		 * to be valid for the duration of the function call. */
2107c478bd9Sstevel@tonic-gate 	A_PERM	/* The storage is 'permanent': this might mean static
2117c478bd9Sstevel@tonic-gate 		 * storage, or rpool storage. */
2127c478bd9Sstevel@tonic-gate } ARGCLASS_T;
2137c478bd9Sstevel@tonic-gate 
2147c478bd9Sstevel@tonic-gate /* forward references for prototypes */
2157c478bd9Sstevel@tonic-gate typedef struct envelope	ENVELOPE;
2167c478bd9Sstevel@tonic-gate typedef struct mailer	MAILER;
2177c478bd9Sstevel@tonic-gate typedef struct queuegrp	QUEUEGRP;
2187c478bd9Sstevel@tonic-gate 
2197c478bd9Sstevel@tonic-gate /*
2207c478bd9Sstevel@tonic-gate **  Address structure.
2217c478bd9Sstevel@tonic-gate **	Addresses are stored internally in this structure.
2227c478bd9Sstevel@tonic-gate */
2237c478bd9Sstevel@tonic-gate 
2247c478bd9Sstevel@tonic-gate struct address
2257c478bd9Sstevel@tonic-gate {
2267c478bd9Sstevel@tonic-gate 	char		*q_paddr;	/* the printname for the address */
2277c478bd9Sstevel@tonic-gate 	char		*q_user;	/* user name */
2287c478bd9Sstevel@tonic-gate 	char		*q_ruser;	/* real user name, or NULL if q_user */
2297c478bd9Sstevel@tonic-gate 	char		*q_host;	/* host name */
2307c478bd9Sstevel@tonic-gate 	struct mailer	*q_mailer;	/* mailer to use */
2317c478bd9Sstevel@tonic-gate 	unsigned long	q_flags;	/* status flags, see below */
2327c478bd9Sstevel@tonic-gate 	uid_t		q_uid;		/* user-id of receiver (if known) */
2337c478bd9Sstevel@tonic-gate 	gid_t		q_gid;		/* group-id of receiver (if known) */
2347c478bd9Sstevel@tonic-gate 	char		*q_home;	/* home dir (local mailer only) */
2357c478bd9Sstevel@tonic-gate 	char		*q_fullname;	/* full name if known */
2367c478bd9Sstevel@tonic-gate 	struct address	*q_next;	/* chain */
2377c478bd9Sstevel@tonic-gate 	struct address	*q_alias;	/* address this results from */
2387c478bd9Sstevel@tonic-gate 	char		*q_owner;	/* owner of q_alias */
2397c478bd9Sstevel@tonic-gate 	struct address	*q_tchain;	/* temporary use chain */
2407c478bd9Sstevel@tonic-gate #if PIPELINING
2417c478bd9Sstevel@tonic-gate 	struct address	*q_pchain;	/* chain for pipelining */
2427c478bd9Sstevel@tonic-gate #endif /* PIPELINING */
2437c478bd9Sstevel@tonic-gate 	char		*q_finalrcpt;	/* Final-Recipient: DSN header */
2447c478bd9Sstevel@tonic-gate 	char		*q_orcpt;	/* ORCPT parameter from RCPT TO: line */
2457c478bd9Sstevel@tonic-gate 	char		*q_status;	/* status code for DSNs */
2467c478bd9Sstevel@tonic-gate 	char		*q_rstatus;	/* remote status message for DSNs */
2477c478bd9Sstevel@tonic-gate 	time_t		q_statdate;	/* date of status messages */
2487c478bd9Sstevel@tonic-gate 	char		*q_statmta;	/* MTA generating q_rstatus */
2497c478bd9Sstevel@tonic-gate 	short		q_state;	/* address state, see below */
2507c478bd9Sstevel@tonic-gate 	char		*q_signature;	/* MX-based sorting value */
2517c478bd9Sstevel@tonic-gate 	int		q_qgrp;		/* index into queue groups */
2527c478bd9Sstevel@tonic-gate 	int		q_qdir;		/* queue directory inside group */
2537c478bd9Sstevel@tonic-gate 	char		*q_message;	/* error message */
2547c478bd9Sstevel@tonic-gate };
2557c478bd9Sstevel@tonic-gate 
2567c478bd9Sstevel@tonic-gate typedef struct address ADDRESS;
2577c478bd9Sstevel@tonic-gate 
2587c478bd9Sstevel@tonic-gate /* bit values for q_flags */
2597c478bd9Sstevel@tonic-gate #define QGOODUID	0x00000001	/* the q_uid q_gid fields are good */
2607c478bd9Sstevel@tonic-gate #define QPRIMARY	0x00000002	/* set from RCPT or argv */
2617c478bd9Sstevel@tonic-gate #define QNOTREMOTE	0x00000004	/* address not for remote forwarding */
2627c478bd9Sstevel@tonic-gate #define QSELFREF	0x00000008	/* this address references itself */
2637c478bd9Sstevel@tonic-gate #define QBOGUSSHELL	0x00000010	/* user has no valid shell listed */
2647c478bd9Sstevel@tonic-gate #define QUNSAFEADDR	0x00000020	/* address acquired via unsafe path */
2657c478bd9Sstevel@tonic-gate #define QPINGONSUCCESS	0x00000040	/* give return on successful delivery */
2667c478bd9Sstevel@tonic-gate #define QPINGONFAILURE	0x00000080	/* give return on failure */
2677c478bd9Sstevel@tonic-gate #define QPINGONDELAY	0x00000100	/* give return on message delay */
2687c478bd9Sstevel@tonic-gate #define QHASNOTIFY	0x00000200	/* propagate notify parameter */
2697c478bd9Sstevel@tonic-gate #define QRELAYED	0x00000400	/* DSN: relayed to non-DSN aware sys */
2707c478bd9Sstevel@tonic-gate #define QEXPANDED	0x00000800	/* DSN: undergone list expansion */
2717c478bd9Sstevel@tonic-gate #define QDELIVERED	0x00001000	/* DSN: successful final delivery */
2727c478bd9Sstevel@tonic-gate #define QDELAYED	0x00002000	/* DSN: message delayed */
2737c478bd9Sstevel@tonic-gate #define QALIAS		0x00004000	/* expanded alias */
2747c478bd9Sstevel@tonic-gate #define QBYTRACE	0x00008000	/* DeliverBy: trace */
2757c478bd9Sstevel@tonic-gate #define QBYNDELAY	0x00010000	/* DeliverBy: notify, delay */
2767c478bd9Sstevel@tonic-gate #define QBYNRELAY	0x00020000	/* DeliverBy: notify, relayed */
2777c478bd9Sstevel@tonic-gate #define QTHISPASS	0x40000000	/* temp: address set this pass */
2787c478bd9Sstevel@tonic-gate #define QRCPTOK		0x80000000	/* recipient() processed address */
2797c478bd9Sstevel@tonic-gate 
2807c478bd9Sstevel@tonic-gate #define Q_PINGFLAGS	(QPINGONSUCCESS|QPINGONFAILURE|QPINGONDELAY)
2817c478bd9Sstevel@tonic-gate 
2827c478bd9Sstevel@tonic-gate /* values for q_state */
2837c478bd9Sstevel@tonic-gate #define QS_OK		0		/* address ok (for now)/not yet tried */
2847c478bd9Sstevel@tonic-gate #define QS_SENT		1		/* good address, delivery complete */
2857c478bd9Sstevel@tonic-gate #define QS_BADADDR	2		/* illegal address */
2867c478bd9Sstevel@tonic-gate #define QS_QUEUEUP	3		/* save address in queue */
2877c478bd9Sstevel@tonic-gate #define QS_RETRY	4		/* retry delivery for next MX */
2887c478bd9Sstevel@tonic-gate #define QS_VERIFIED	5		/* verified, but not expanded */
2897c478bd9Sstevel@tonic-gate 
2907c478bd9Sstevel@tonic-gate /*
2917c478bd9Sstevel@tonic-gate **  Notice: all of the following values are variations of QS_DONTSEND.
2927c478bd9Sstevel@tonic-gate **	If new states are added, they must be inserted in the proper place!
2937c478bd9Sstevel@tonic-gate **	See the macro definition of QS_IS_DEAD() down below.
2947c478bd9Sstevel@tonic-gate */
2957c478bd9Sstevel@tonic-gate 
2967c478bd9Sstevel@tonic-gate #define QS_DONTSEND	6		/* don't send to this address */
2977c478bd9Sstevel@tonic-gate #define QS_EXPANDED	7		/* expanded */
2987c478bd9Sstevel@tonic-gate #define QS_SENDER	8		/* message sender (MeToo) */
2997c478bd9Sstevel@tonic-gate #define QS_CLONED	9		/* addr cloned to split envelope */
3007c478bd9Sstevel@tonic-gate #define QS_DISCARDED	10		/* rcpt discarded (EF_DISCARD) */
3017c478bd9Sstevel@tonic-gate #define QS_REPLACED	11		/* maplocaluser()/UserDB replaced */
3027c478bd9Sstevel@tonic-gate #define QS_REMOVED	12		/* removed (removefromlist()) */
3037c478bd9Sstevel@tonic-gate #define QS_DUPLICATE	13		/* duplicate suppressed */
3047c478bd9Sstevel@tonic-gate #define QS_INCLUDED	14		/* :include: delivery */
3057c478bd9Sstevel@tonic-gate #define QS_FATALERR	15		/* fatal error, don't deliver */
3067c478bd9Sstevel@tonic-gate 
3077c478bd9Sstevel@tonic-gate /* address state testing primitives */
3087c478bd9Sstevel@tonic-gate #define QS_IS_OK(s)		((s) == QS_OK)
3097c478bd9Sstevel@tonic-gate #define QS_IS_SENT(s)		((s) == QS_SENT)
3107c478bd9Sstevel@tonic-gate #define QS_IS_BADADDR(s)	((s) == QS_BADADDR)
3117c478bd9Sstevel@tonic-gate #define QS_IS_QUEUEUP(s)	((s) == QS_QUEUEUP)
3127c478bd9Sstevel@tonic-gate #define QS_IS_RETRY(s)		((s) == QS_RETRY)
3137c478bd9Sstevel@tonic-gate #define QS_IS_VERIFIED(s)	((s) == QS_VERIFIED)
3147c478bd9Sstevel@tonic-gate #define QS_IS_EXPANDED(s)	((s) == QS_EXPANDED)
3157c478bd9Sstevel@tonic-gate #define QS_IS_REMOVED(s)	((s) == QS_REMOVED)
3167c478bd9Sstevel@tonic-gate #define QS_IS_UNDELIVERED(s)	((s) == QS_OK || \
3177c478bd9Sstevel@tonic-gate 				 (s) == QS_QUEUEUP || \
3187c478bd9Sstevel@tonic-gate 				 (s) == QS_RETRY || \
3197c478bd9Sstevel@tonic-gate 				 (s) == QS_VERIFIED)
3207c478bd9Sstevel@tonic-gate #define QS_IS_UNMARKED(s)	((s) == QS_OK || \
3217c478bd9Sstevel@tonic-gate 				 (s) == QS_RETRY)
3227c478bd9Sstevel@tonic-gate #define QS_IS_SENDABLE(s)	((s) == QS_OK || \
3237c478bd9Sstevel@tonic-gate 				 (s) == QS_QUEUEUP || \
3247c478bd9Sstevel@tonic-gate 				 (s) == QS_RETRY)
3257c478bd9Sstevel@tonic-gate #define QS_IS_ATTEMPTED(s)	((s) == QS_QUEUEUP || \
3267c478bd9Sstevel@tonic-gate 				 (s) == QS_RETRY || \
3277800901eSjbeck 				 (s) == QS_SENT || \
3287800901eSjbeck 				 (s) == QS_DISCARDED)
3297c478bd9Sstevel@tonic-gate #define QS_IS_DEAD(s)		((s) >= QS_DONTSEND)
3307c478bd9Sstevel@tonic-gate 
3317c478bd9Sstevel@tonic-gate 
3327c478bd9Sstevel@tonic-gate #define NULLADDR	((ADDRESS *) NULL)
3337c478bd9Sstevel@tonic-gate 
3347c478bd9Sstevel@tonic-gate extern ADDRESS	NullAddress;	/* a null (template) address [main.c] */
3357c478bd9Sstevel@tonic-gate 
3367c478bd9Sstevel@tonic-gate /* functions */
337058561cbSjbeck extern void	cataddr __P((char **, char **, char *, int, int, bool));
3387c478bd9Sstevel@tonic-gate extern char	*crackaddr __P((char *, ENVELOPE *));
3397c478bd9Sstevel@tonic-gate extern bool	emptyaddr __P((ADDRESS *));
3407c478bd9Sstevel@tonic-gate extern ADDRESS	*getctladdr __P((ADDRESS *));
3417c478bd9Sstevel@tonic-gate extern int	include __P((char *, bool, ADDRESS *, ADDRESS **, int, ENVELOPE *));
3427c478bd9Sstevel@tonic-gate extern bool	invalidaddr __P((char *, char *, bool));
3437c478bd9Sstevel@tonic-gate extern ADDRESS	*parseaddr __P((char *, ADDRESS *, int, int, char **,
3447c478bd9Sstevel@tonic-gate 				ENVELOPE *, bool));
3457c478bd9Sstevel@tonic-gate extern char	**prescan __P((char *, int, char[], int, char **, unsigned char *, bool));
3467c478bd9Sstevel@tonic-gate extern void	printaddr __P((SM_FILE_T *, ADDRESS *, bool));
3477c478bd9Sstevel@tonic-gate extern ADDRESS	*recipient __P((ADDRESS *, ADDRESS **, int, ENVELOPE *));
3487c478bd9Sstevel@tonic-gate extern char	*remotename __P((char *, MAILER *, int, int *, ENVELOPE *));
3497c478bd9Sstevel@tonic-gate extern int	rewrite __P((char **, int, int, ENVELOPE *, int));
3507c478bd9Sstevel@tonic-gate extern bool	sameaddr __P((ADDRESS *, ADDRESS *));
3517c478bd9Sstevel@tonic-gate extern int	sendtolist __P((char *, ADDRESS *, ADDRESS **, int, ENVELOPE *));
3527c478bd9Sstevel@tonic-gate #if MILTER
3537c478bd9Sstevel@tonic-gate extern int	removefromlist __P((char *, ADDRESS **, ENVELOPE *));
3547c478bd9Sstevel@tonic-gate #endif /* MILTER */
3557c478bd9Sstevel@tonic-gate extern void	setsender __P((char *, ENVELOPE *, char **, int, bool));
356058561cbSjbeck typedef void esmtp_args_F __P((ADDRESS *, char *, char *, ENVELOPE *));
357058561cbSjbeck extern void	parse_esmtp_args __P((ENVELOPE *, ADDRESS *, char *, char *,
358058561cbSjbeck 			char *, char *args[], esmtp_args_F));
359058561cbSjbeck extern esmtp_args_F mail_esmtp_args;
360058561cbSjbeck extern esmtp_args_F rcpt_esmtp_args;
361058561cbSjbeck extern void	reset_mail_esmtp_args __P((ENVELOPE *));
3627c478bd9Sstevel@tonic-gate 
3637c478bd9Sstevel@tonic-gate /* macro to simplify the common call to rewrite() */
3647c478bd9Sstevel@tonic-gate #define REWRITE(pvp, rs, env)	rewrite(pvp, rs, 0, env, MAXATOM)
3657c478bd9Sstevel@tonic-gate 
366058561cbSjbeck /*
367058561cbSjbeck **  Token Tables for prescan
368058561cbSjbeck */
369058561cbSjbeck 
370058561cbSjbeck extern unsigned char	ExtTokenTab[256];	/* external strings */
371058561cbSjbeck extern unsigned char	IntTokenTab[256];	/* internal strings */
372058561cbSjbeck 
373058561cbSjbeck 
3747c478bd9Sstevel@tonic-gate /*
3757c478bd9Sstevel@tonic-gate **  Mailer definition structure.
3767c478bd9Sstevel@tonic-gate **	Every mailer known to the system is declared in this
3777c478bd9Sstevel@tonic-gate **	structure.  It defines the pathname of the mailer, some
3787c478bd9Sstevel@tonic-gate **	flags associated with it, and the argument vector to
3797c478bd9Sstevel@tonic-gate **	pass to it.  The flags are defined in conf.c
3807c478bd9Sstevel@tonic-gate **
3817c478bd9Sstevel@tonic-gate **	The argument vector is expanded before actual use.  All
3827c478bd9Sstevel@tonic-gate **	words except the first are passed through the macro
3837c478bd9Sstevel@tonic-gate **	processor.
3847c478bd9Sstevel@tonic-gate */
3857c478bd9Sstevel@tonic-gate 
3867c478bd9Sstevel@tonic-gate struct mailer
3877c478bd9Sstevel@tonic-gate {
3887c478bd9Sstevel@tonic-gate 	char	*m_name;	/* symbolic name of this mailer */
3897c478bd9Sstevel@tonic-gate 	char	*m_mailer;	/* pathname of the mailer to use */
3907c478bd9Sstevel@tonic-gate 	char	*m_mtatype;	/* type of this MTA */
3917c478bd9Sstevel@tonic-gate 	char	*m_addrtype;	/* type for addresses */
3927c478bd9Sstevel@tonic-gate 	char	*m_diagtype;	/* type for diagnostics */
3937c478bd9Sstevel@tonic-gate 	BITMAP256 m_flags;	/* status flags, see below */
3947c478bd9Sstevel@tonic-gate 	short	m_mno;		/* mailer number internally */
3957c478bd9Sstevel@tonic-gate 	short	m_nice;		/* niceness to run at (mostly for prog) */
3967c478bd9Sstevel@tonic-gate 	char	**m_argv;	/* template argument vector */
3977c478bd9Sstevel@tonic-gate 	short	m_sh_rwset;	/* rewrite set: sender header addresses */
3987c478bd9Sstevel@tonic-gate 	short	m_se_rwset;	/* rewrite set: sender envelope addresses */
3997c478bd9Sstevel@tonic-gate 	short	m_rh_rwset;	/* rewrite set: recipient header addresses */
4007c478bd9Sstevel@tonic-gate 	short	m_re_rwset;	/* rewrite set: recipient envelope addresses */
4017c478bd9Sstevel@tonic-gate 	char	*m_eol;		/* end of line string */
4027c478bd9Sstevel@tonic-gate 	long	m_maxsize;	/* size limit on message to this mailer */
4037c478bd9Sstevel@tonic-gate 	int	m_linelimit;	/* max # characters per line */
4047c478bd9Sstevel@tonic-gate 	int	m_maxdeliveries; /* max deliveries per mailer connection */
4057c478bd9Sstevel@tonic-gate 	char	*m_execdir;	/* directory to chdir to before execv */
4067c478bd9Sstevel@tonic-gate 	char	*m_rootdir;	/* directory to chroot to before execv */
4077c478bd9Sstevel@tonic-gate 	uid_t	m_uid;		/* UID to run as */
4087c478bd9Sstevel@tonic-gate 	gid_t	m_gid;		/* GID to run as */
4097c478bd9Sstevel@tonic-gate 	char	*m_defcharset;	/* default character set */
4107c478bd9Sstevel@tonic-gate 	time_t	m_wait;		/* timeout to wait for end */
4117c478bd9Sstevel@tonic-gate 	int	m_maxrcpt;	/* max recipients per envelope client-side */
4127c478bd9Sstevel@tonic-gate 	short	m_qgrp;		/* queue group for this mailer */
4137c478bd9Sstevel@tonic-gate };
4147c478bd9Sstevel@tonic-gate 
4157c478bd9Sstevel@tonic-gate /* bits for m_flags */
4167c478bd9Sstevel@tonic-gate #define M_ESMTP		'a'	/* run Extended SMTP */
4177c478bd9Sstevel@tonic-gate #define M_ALIASABLE	'A'	/* user can be LHS of an alias */
4187c478bd9Sstevel@tonic-gate #define M_BLANKEND	'b'	/* ensure blank line at end of message */
4197c478bd9Sstevel@tonic-gate #define M_STRIPBACKSL	'B'	/* strip all leading backslashes from user */
4207c478bd9Sstevel@tonic-gate #define M_NOCOMMENT	'c'	/* don't include comment part of address */
4217c478bd9Sstevel@tonic-gate #define M_CANONICAL	'C'	/* make addresses canonical "u@dom" */
4227c478bd9Sstevel@tonic-gate #define M_NOBRACKET	'd'	/* never angle bracket envelope route-addrs */
4237c478bd9Sstevel@tonic-gate 		/*	'D'	   CF: include Date: */
4247c478bd9Sstevel@tonic-gate #define M_EXPENSIVE	'e'	/* it costs to use this mailer.... */
4257c478bd9Sstevel@tonic-gate #define M_ESCFROM	'E'	/* escape From lines to >From */
4267c478bd9Sstevel@tonic-gate #define M_FOPT		'f'	/* mailer takes picky -f flag */
4277c478bd9Sstevel@tonic-gate 		/*	'F'	   CF: include From: or Resent-From: */
4287c478bd9Sstevel@tonic-gate #define M_NO_NULL_FROM	'g'	/* sender of errors should be $g */
4297c478bd9Sstevel@tonic-gate #define M_HST_UPPER	'h'	/* preserve host case distinction */
4307c478bd9Sstevel@tonic-gate #define M_PREHEAD	'H'	/* MAIL11V3: preview headers */
4317c478bd9Sstevel@tonic-gate #define M_UDBENVELOPE	'i'	/* do udbsender rewriting on envelope */
4327c478bd9Sstevel@tonic-gate #define M_INTERNAL	'I'	/* SMTP to another sendmail site */
4337c478bd9Sstevel@tonic-gate #define M_UDBRECIPIENT	'j'	/* do udbsender rewriting on recipient lines */
4347c478bd9Sstevel@tonic-gate #define M_NOLOOPCHECK	'k'	/* don't check for loops in HELO command */
4357c478bd9Sstevel@tonic-gate #define M_CHUNKING	'K'	/* CHUNKING: reserved for future use */
4367c478bd9Sstevel@tonic-gate #define M_LOCALMAILER	'l'	/* delivery is to this host */
4377c478bd9Sstevel@tonic-gate #define M_LIMITS	'L'	/* must enforce SMTP line limits */
4387c478bd9Sstevel@tonic-gate #define M_MUSER		'm'	/* can handle multiple users at once */
4397c478bd9Sstevel@tonic-gate 		/*	'M'	   CF: include Message-Id: */
4407c478bd9Sstevel@tonic-gate #define M_NHDR		'n'	/* don't insert From line */
4417c478bd9Sstevel@tonic-gate #define M_MANYSTATUS	'N'	/* MAIL11V3: DATA returns multi-status */
4427c478bd9Sstevel@tonic-gate #define M_RUNASRCPT	'o'	/* always run mailer as recipient */
4437c478bd9Sstevel@tonic-gate #define M_FROMPATH	'p'	/* use reverse-path in MAIL FROM: */
4447c478bd9Sstevel@tonic-gate 		/*	'P'	   CF: include Return-Path: */
4457c478bd9Sstevel@tonic-gate #define M_VRFY250	'q'	/* VRFY command returns 250 instead of 252 */
4467c478bd9Sstevel@tonic-gate #define M_ROPT		'r'	/* mailer takes picky -r flag */
4477c478bd9Sstevel@tonic-gate #define M_SECURE_PORT	'R'	/* try to send on a reserved TCP port */
4487c478bd9Sstevel@tonic-gate #define M_STRIPQ	's'	/* strip quote chars from user/host */
4497c478bd9Sstevel@tonic-gate #define M_SPECIFIC_UID	'S'	/* run as specific uid/gid */
4507c478bd9Sstevel@tonic-gate #define M_USR_UPPER	'u'	/* preserve user case distinction */
4517c478bd9Sstevel@tonic-gate #define M_UGLYUUCP	'U'	/* this wants an ugly UUCP from line */
4527c478bd9Sstevel@tonic-gate #define M_CONTENT_LEN	'v'	/* add Content-Length: header (SVr4) */
4537c478bd9Sstevel@tonic-gate 		/*	'V'	   UIUC: !-relativize all addresses */
4547c478bd9Sstevel@tonic-gate #define M_HASPWENT	'w'	/* check for /etc/passwd entry */
4557c478bd9Sstevel@tonic-gate #define M_NOHOSTSTAT	'W'	/* ignore long term host status information */
4567c478bd9Sstevel@tonic-gate 		/*	'x'	   CF: include Full-Name: */
4577c478bd9Sstevel@tonic-gate #define M_XDOT		'X'	/* use hidden-dot algorithm */
4587c478bd9Sstevel@tonic-gate #define M_LMTP		'z'	/* run Local Mail Transport Protocol */
4597c478bd9Sstevel@tonic-gate #define M_DIALDELAY	'Z'	/* apply dial delay sleeptime */
4607c478bd9Sstevel@tonic-gate #define M_NOMX		'0'	/* turn off MX lookups */
4617c478bd9Sstevel@tonic-gate #define M_NONULLS	'1'	/* don't send null bytes */
4627c478bd9Sstevel@tonic-gate #define M_FSMTP		'2'	/* force SMTP (no ESMTP even if offered) */
4637c478bd9Sstevel@tonic-gate #define M_EBCDIC	'3'	/* extend Q-P encoding for EBCDIC */
4647c478bd9Sstevel@tonic-gate #define M_TRYRULESET5	'5'	/* use ruleset 5 after local aliasing */
4657c478bd9Sstevel@tonic-gate #define M_7BITHDRS	'6'	/* strip headers to 7 bits even in 8 bit path */
4667c478bd9Sstevel@tonic-gate #define M_7BITS		'7'	/* use 7-bit path */
4677c478bd9Sstevel@tonic-gate #define M_8BITS		'8'	/* force "just send 8" behaviour */
4687c478bd9Sstevel@tonic-gate #define M_MAKE8BIT	'9'	/* convert 7 -> 8 bit if appropriate */
4697c478bd9Sstevel@tonic-gate #define M_CHECKINCLUDE	':'	/* check for :include: files */
4707c478bd9Sstevel@tonic-gate #define M_CHECKPROG	'|'	/* check for |program addresses */
4717c478bd9Sstevel@tonic-gate #define M_CHECKFILE	'/'	/* check for /file addresses */
4727c478bd9Sstevel@tonic-gate #define M_CHECKUDB	'@'	/* user can be user database key */
4737c478bd9Sstevel@tonic-gate #define M_CHECKHDIR	'~'	/* SGI: check for valid home directory */
4747c478bd9Sstevel@tonic-gate #define M_HOLD		'%'	/* Hold delivery until ETRN/-qI/-qR/-qS */
4757c478bd9Sstevel@tonic-gate #define M_PLUS		'+'	/* Reserved: Used in mc for adding new flags */
4767c478bd9Sstevel@tonic-gate #define M_MINUS		'-'	/* Reserved: Used in mc for removing flags */
4777c478bd9Sstevel@tonic-gate 
4787c478bd9Sstevel@tonic-gate /* functions */
4797c478bd9Sstevel@tonic-gate extern void	initerrmailers __P((void));
4807c478bd9Sstevel@tonic-gate extern void	makemailer __P((char *));
4817c478bd9Sstevel@tonic-gate extern void	makequeue __P((char *, bool));
4827c478bd9Sstevel@tonic-gate extern void	runqueueevent __P((int));
4837c478bd9Sstevel@tonic-gate #if _FFR_QUEUE_RUN_PARANOIA
4847c478bd9Sstevel@tonic-gate extern bool	checkqueuerunner __P((void));
4857c478bd9Sstevel@tonic-gate #endif /* _FFR_QUEUE_RUN_PARANOIA */
4867c478bd9Sstevel@tonic-gate 
4877c478bd9Sstevel@tonic-gate EXTERN MAILER	*FileMailer;	/* ptr to *file* mailer */
4887c478bd9Sstevel@tonic-gate EXTERN MAILER	*InclMailer;	/* ptr to *include* mailer */
4897c478bd9Sstevel@tonic-gate EXTERN MAILER	*LocalMailer;	/* ptr to local mailer */
4907c478bd9Sstevel@tonic-gate EXTERN MAILER	*ProgMailer;	/* ptr to program mailer */
4917c478bd9Sstevel@tonic-gate EXTERN MAILER	*Mailer[MAXMAILERS + 1];
4927c478bd9Sstevel@tonic-gate 
4937c478bd9Sstevel@tonic-gate /*
4947c478bd9Sstevel@tonic-gate **  Queue group definition structure.
4957c478bd9Sstevel@tonic-gate **	Every queue group known to the system is declared in this structure.
4967c478bd9Sstevel@tonic-gate **	It defines the basic pathname of the queue group, some flags
4977c478bd9Sstevel@tonic-gate **	associated with it, and the argument vector to pass to it.
4987c478bd9Sstevel@tonic-gate */
4997c478bd9Sstevel@tonic-gate 
5007c478bd9Sstevel@tonic-gate struct qpaths_s
5017c478bd9Sstevel@tonic-gate {
5027c478bd9Sstevel@tonic-gate 	char	*qp_name;	/* name of queue dir, relative path */
5037c478bd9Sstevel@tonic-gate 	short	qp_subdirs;	/* use subdirs? */
5047c478bd9Sstevel@tonic-gate 	short	qp_fsysidx;	/* file system index of this directory */
5057c478bd9Sstevel@tonic-gate # if SM_CONF_SHM
5067c478bd9Sstevel@tonic-gate 	int	qp_idx;		/* index into array for queue information */
5077c478bd9Sstevel@tonic-gate # endif /* SM_CONF_SHM */
5087c478bd9Sstevel@tonic-gate };
5097c478bd9Sstevel@tonic-gate 
5107c478bd9Sstevel@tonic-gate typedef struct qpaths_s QPATHS;
5117c478bd9Sstevel@tonic-gate 
5127c478bd9Sstevel@tonic-gate struct queuegrp
5137c478bd9Sstevel@tonic-gate {
5147c478bd9Sstevel@tonic-gate 	char	*qg_name;	/* symbolic name of this queue group */
5157c478bd9Sstevel@tonic-gate 
5167c478bd9Sstevel@tonic-gate 	/*
5177c478bd9Sstevel@tonic-gate 	**  For now this is the same across all queue groups.
5187c478bd9Sstevel@tonic-gate 	**  Otherwise we have to play around with chdir().
5197c478bd9Sstevel@tonic-gate 	*/
5207c478bd9Sstevel@tonic-gate 
5217c478bd9Sstevel@tonic-gate 	char	*qg_qdir;	/* common component of queue directory */
5227c478bd9Sstevel@tonic-gate 	short	qg_index;	/* queue number internally, index in Queue[] */
5237c478bd9Sstevel@tonic-gate 	int	qg_maxqrun;	/* max # of jobs in 1 queuerun */
5247c478bd9Sstevel@tonic-gate 	int	qg_numqueues;	/* number of queues in this queue */
5257c478bd9Sstevel@tonic-gate 
5267c478bd9Sstevel@tonic-gate 	/*
5277c478bd9Sstevel@tonic-gate 	**  qg_queueintvl == 0 denotes that no individual value is used.
5287c478bd9Sstevel@tonic-gate 	**  Whatever accesses this must deal with "<= 0" as
5297c478bd9Sstevel@tonic-gate 	**  "not set, use appropriate default".
5307c478bd9Sstevel@tonic-gate 	*/
5317c478bd9Sstevel@tonic-gate 
5327c478bd9Sstevel@tonic-gate 	time_t	qg_queueintvl;	/* interval for queue runs */
5337c478bd9Sstevel@tonic-gate 	QPATHS	*qg_qpaths;	/* list of queue directories */
5347c478bd9Sstevel@tonic-gate 	BITMAP256 qg_flags;	/* status flags, see below */
5357c478bd9Sstevel@tonic-gate 	short	qg_nice;	/* niceness for queue run */
5367c478bd9Sstevel@tonic-gate 	int	qg_wgrp;	/* Assigned to this work group */
5377c478bd9Sstevel@tonic-gate 	int     qg_maxlist;	/* max items in work queue for this group */
5387c478bd9Sstevel@tonic-gate 	int     qg_curnum;	/* current number of queue for queue runs */
5397c478bd9Sstevel@tonic-gate 	int	qg_maxrcpt;	/* max recipients per envelope, 0==no limit */
5407c478bd9Sstevel@tonic-gate 
5417c478bd9Sstevel@tonic-gate 	time_t	qg_nextrun;	/* time for next queue runs */
5427c478bd9Sstevel@tonic-gate #if _FFR_QUEUE_GROUP_SORTORDER
5437c478bd9Sstevel@tonic-gate 	short	qg_sortorder;	/* how do we sort this queuerun */
5447c478bd9Sstevel@tonic-gate #endif /* _FFR_QUEUE_GROUP_SORTORDER */
5457c478bd9Sstevel@tonic-gate #if 0
5467c478bd9Sstevel@tonic-gate 	long	qg_wkrcptfact;	/* multiplier for # recipients -> priority */
5477c478bd9Sstevel@tonic-gate 	long	qg_qfactor;	/* slope of queue function */
5487c478bd9Sstevel@tonic-gate 	bool	qg_doqueuerun;	/* XXX flag is it time to do a queuerun */
5497c478bd9Sstevel@tonic-gate #endif /* 0 */
5507c478bd9Sstevel@tonic-gate };
5517c478bd9Sstevel@tonic-gate 
5527c478bd9Sstevel@tonic-gate /* bits for qg_flags (XXX: unused as of now) */
5537c478bd9Sstevel@tonic-gate #define QD_DEFINED	((char) 1)	/* queue group has been defined */
5547c478bd9Sstevel@tonic-gate #define QD_FORK		'f'	/* fork queue runs */
5557c478bd9Sstevel@tonic-gate 
5567c478bd9Sstevel@tonic-gate extern void	filesys_update __P((void));
5577c478bd9Sstevel@tonic-gate #if _FFR_ANY_FREE_FS
5587c478bd9Sstevel@tonic-gate extern bool	filesys_free __P((long));
5597c478bd9Sstevel@tonic-gate #endif /* _FFR_ANY_FREE_FS */
5607c478bd9Sstevel@tonic-gate 
5617c478bd9Sstevel@tonic-gate #if SASL
5627c478bd9Sstevel@tonic-gate /*
5637c478bd9Sstevel@tonic-gate **  SASL
5647c478bd9Sstevel@tonic-gate */
5657c478bd9Sstevel@tonic-gate 
5667c478bd9Sstevel@tonic-gate /* lines in authinfo file or index into SASL_AI_T */
5677c478bd9Sstevel@tonic-gate # define SASL_WRONG	(-1)
5687c478bd9Sstevel@tonic-gate # define SASL_USER	0	/* authorization id (user) */
5697c478bd9Sstevel@tonic-gate # define SASL_AUTHID	1	/* authentication id */
5707c478bd9Sstevel@tonic-gate # define SASL_PASSWORD	2	/* password fuer authid */
5717c478bd9Sstevel@tonic-gate # define SASL_DEFREALM	3	/* realm to use */
5727c478bd9Sstevel@tonic-gate # define SASL_MECHLIST	4	/* list of mechanisms to try */
5737c478bd9Sstevel@tonic-gate # define SASL_ID_REALM	5	/* authid@defrealm */
5747c478bd9Sstevel@tonic-gate 
5757c478bd9Sstevel@tonic-gate /*
5767c478bd9Sstevel@tonic-gate **  Current mechanism; this is just used to convey information between
5777c478bd9Sstevel@tonic-gate **  invocation of SASL callback functions.
5787c478bd9Sstevel@tonic-gate **  It must be last in the list, because it's not allocated by us
5797c478bd9Sstevel@tonic-gate **  and hence we don't free() it.
5807c478bd9Sstevel@tonic-gate */
5817c478bd9Sstevel@tonic-gate # define SASL_MECH	6
5827c478bd9Sstevel@tonic-gate # define SASL_ENTRIES	7	/* number of entries in array */
5837c478bd9Sstevel@tonic-gate 
5847c478bd9Sstevel@tonic-gate # define SASL_USER_BIT		(1 << SASL_USER)
5857c478bd9Sstevel@tonic-gate # define SASL_AUTHID_BIT	(1 << SASL_AUTHID)
5867c478bd9Sstevel@tonic-gate # define SASL_PASSWORD_BIT	(1 << SASL_PASSWORD)
5877c478bd9Sstevel@tonic-gate # define SASL_DEFREALM_BIT	(1 << SASL_DEFREALM)
5887c478bd9Sstevel@tonic-gate # define SASL_MECHLIST_BIT	(1 << SASL_MECHLIST)
5897c478bd9Sstevel@tonic-gate 
5907c478bd9Sstevel@tonic-gate /* authenticated? */
5917c478bd9Sstevel@tonic-gate # define SASL_NOT_AUTH	0		/* not authenticated */
5927c478bd9Sstevel@tonic-gate # define SASL_PROC_AUTH	1		/* in process of authenticating */
5937c478bd9Sstevel@tonic-gate # define SASL_IS_AUTH	2		/* authenticated */
5947c478bd9Sstevel@tonic-gate 
5957c478bd9Sstevel@tonic-gate /* SASL options */
5967c478bd9Sstevel@tonic-gate # define SASL_AUTH_AUTH	0x1000		/* use auth= only if authenticated */
5977c478bd9Sstevel@tonic-gate # if SASL >= 20101
5987c478bd9Sstevel@tonic-gate #  define SASL_SEC_MASK	SASL_SEC_MAXIMUM /* mask for SASL_SEC_* values: sasl.h */
5997c478bd9Sstevel@tonic-gate # else /* SASL >= 20101 */
6007c478bd9Sstevel@tonic-gate #  define SASL_SEC_MASK	0x0fff		/* mask for SASL_SEC_* values: sasl.h */
6017c478bd9Sstevel@tonic-gate #  if (SASL_SEC_NOPLAINTEXT & SASL_SEC_MASK) == 0 || \
6027c478bd9Sstevel@tonic-gate 	(SASL_SEC_NOACTIVE & SASL_SEC_MASK) == 0 || \
6037c478bd9Sstevel@tonic-gate 	(SASL_SEC_NODICTIONARY & SASL_SEC_MASK) == 0 || \
6047c478bd9Sstevel@tonic-gate 	(SASL_SEC_FORWARD_SECRECY & SASL_SEC_MASK) == 0 || \
6057c478bd9Sstevel@tonic-gate 	(SASL_SEC_NOANONYMOUS & SASL_SEC_MASK) == 0 || \
6067c478bd9Sstevel@tonic-gate 	(SASL_SEC_PASS_CREDENTIALS & SASL_SEC_MASK) == 0
6077c478bd9Sstevel@tonic-gate ERROR: change SASL_SEC_MASK_ notify sendmail.org!
6087c478bd9Sstevel@tonic-gate #  endif /* SASL_SEC_NOPLAINTEXT & SASL_SEC_MASK) == 0 ... */
6097c478bd9Sstevel@tonic-gate # endif /* SASL >= 20101 */
610*e9af4bc0SJohn Beck # define MAXOUTLEN 8192	/* length of output buffer, should be 2^n */
6117c478bd9Sstevel@tonic-gate 
6127c478bd9Sstevel@tonic-gate /* functions */
6137c478bd9Sstevel@tonic-gate extern char	*intersect __P((char *, char *, SM_RPOOL_T *));
6147c478bd9Sstevel@tonic-gate extern char	*iteminlist __P((char *, char *, char *));
6157c478bd9Sstevel@tonic-gate # if SASL >= 20000
6167c478bd9Sstevel@tonic-gate extern int	proxy_policy __P((sasl_conn_t *, void *, const char *, unsigned, const char *, unsigned, const char *, unsigned, struct propctx *));
6177c478bd9Sstevel@tonic-gate extern int	safesaslfile __P((void *, const char *, sasl_verify_type_t));
6187c478bd9Sstevel@tonic-gate # else /* SASL >= 20000 */
6197c478bd9Sstevel@tonic-gate extern int	proxy_policy __P((void *, const char *, const char *, const char **, const char **));
6207c478bd9Sstevel@tonic-gate #  if SASL > 10515
6217c478bd9Sstevel@tonic-gate extern int	safesaslfile __P((void *, char *, int));
6227c478bd9Sstevel@tonic-gate #  else /* SASL > 10515 */
6237c478bd9Sstevel@tonic-gate extern int	safesaslfile __P((void *, char *));
6247c478bd9Sstevel@tonic-gate #  endif /* SASL > 10515 */
6257c478bd9Sstevel@tonic-gate # endif /* SASL >= 20000 */
6267c478bd9Sstevel@tonic-gate extern void	stop_sasl_client __P((void));
6277c478bd9Sstevel@tonic-gate 
6287c478bd9Sstevel@tonic-gate /* structure to store authinfo */
6297c478bd9Sstevel@tonic-gate typedef char *SASL_AI_T[SASL_ENTRIES];
6307c478bd9Sstevel@tonic-gate 
6317c478bd9Sstevel@tonic-gate EXTERN char	*AuthMechanisms;	/* AUTH mechanisms */
6327c478bd9Sstevel@tonic-gate EXTERN char	*AuthRealm;	/* AUTH realm */
6337c478bd9Sstevel@tonic-gate EXTERN char	*SASLInfo;	/* file with AUTH info */
6347c478bd9Sstevel@tonic-gate EXTERN int	SASLOpts;	/* options for SASL */
6357c478bd9Sstevel@tonic-gate EXTERN int	MaxSLBits;	/* max. encryption bits for SASL */
6367c478bd9Sstevel@tonic-gate #endif /* SASL */
6377c478bd9Sstevel@tonic-gate 
6387c478bd9Sstevel@tonic-gate /*
6397c478bd9Sstevel@tonic-gate **  Structure to store macros.
6407c478bd9Sstevel@tonic-gate */
6417c478bd9Sstevel@tonic-gate typedef struct
6427c478bd9Sstevel@tonic-gate {
6437c478bd9Sstevel@tonic-gate 	SM_RPOOL_T	*mac_rpool;		/* resource pool */
6447c478bd9Sstevel@tonic-gate 	BITMAP256	mac_allocated;		/* storage has been alloc()? */
6457c478bd9Sstevel@tonic-gate 	char		*mac_table[MAXMACROID + 1];	/* macros */
6467c478bd9Sstevel@tonic-gate } MACROS_T;
6477c478bd9Sstevel@tonic-gate 
6487c478bd9Sstevel@tonic-gate EXTERN MACROS_T		GlobalMacros;
6497c478bd9Sstevel@tonic-gate 
6507c478bd9Sstevel@tonic-gate /*
6517c478bd9Sstevel@tonic-gate **  Information about currently open connections to mailers, or to
6527c478bd9Sstevel@tonic-gate **  hosts that we have looked up recently.
6537c478bd9Sstevel@tonic-gate */
6547c478bd9Sstevel@tonic-gate 
6557c478bd9Sstevel@tonic-gate #define MCI		struct mailer_con_info
6567c478bd9Sstevel@tonic-gate 
6577c478bd9Sstevel@tonic-gate MCI
6587c478bd9Sstevel@tonic-gate {
6597c478bd9Sstevel@tonic-gate 	unsigned long	mci_flags;	/* flag bits, see below */
6607c478bd9Sstevel@tonic-gate 	short		mci_errno;	/* error number on last connection */
6617c478bd9Sstevel@tonic-gate 	short		mci_herrno;	/* h_errno from last DNS lookup */
6627c478bd9Sstevel@tonic-gate 	short		mci_exitstat;	/* exit status from last connection */
6637c478bd9Sstevel@tonic-gate 	short		mci_state;	/* SMTP state */
6647c478bd9Sstevel@tonic-gate 	int		mci_deliveries;	/* delivery attempts for connection */
6657c478bd9Sstevel@tonic-gate 	long		mci_maxsize;	/* max size this server will accept */
6667c478bd9Sstevel@tonic-gate 	SM_FILE_T	*mci_in;	/* input side of connection */
6677c478bd9Sstevel@tonic-gate 	SM_FILE_T	*mci_out;	/* output side of connection */
6687c478bd9Sstevel@tonic-gate 	pid_t		mci_pid;	/* process id of subordinate proc */
6697c478bd9Sstevel@tonic-gate 	char		*mci_phase;	/* SMTP phase string */
6707c478bd9Sstevel@tonic-gate 	struct mailer	*mci_mailer;	/* ptr to the mailer for this conn */
6717c478bd9Sstevel@tonic-gate 	char		*mci_host;	/* host name */
6727c478bd9Sstevel@tonic-gate 	char		*mci_status;	/* DSN status to be copied to addrs */
6737c478bd9Sstevel@tonic-gate 	char		*mci_rstatus;	/* SMTP status to be copied to addrs */
6747c478bd9Sstevel@tonic-gate 	time_t		mci_lastuse;	/* last usage time */
6757c478bd9Sstevel@tonic-gate 	SM_FILE_T	*mci_statfile;	/* long term status file */
6767c478bd9Sstevel@tonic-gate 	char		*mci_heloname;	/* name to use as HELO arg */
6777c478bd9Sstevel@tonic-gate 	long		mci_min_by;	/* minimum DELIVERBY */
6787c478bd9Sstevel@tonic-gate 	bool		mci_retryrcpt;	/* tempfail for at least one rcpt */
6797c478bd9Sstevel@tonic-gate 	char		*mci_tolist;	/* list of valid recipients */
6807c478bd9Sstevel@tonic-gate 	SM_RPOOL_T	*mci_rpool;	/* resource pool */
6817c478bd9Sstevel@tonic-gate #if PIPELINING
6827c478bd9Sstevel@tonic-gate 	int		mci_okrcpts;	/* number of valid recipients */
6837c478bd9Sstevel@tonic-gate 	ADDRESS		*mci_nextaddr;	/* next address for pipelined status */
6847c478bd9Sstevel@tonic-gate #endif /* PIPELINING */
6857c478bd9Sstevel@tonic-gate #if SASL
6867c478bd9Sstevel@tonic-gate 	SASL_AI_T	mci_sai;	/* authentication info */
6877c478bd9Sstevel@tonic-gate 	bool		mci_sasl_auth;	/* authenticated? */
6887c478bd9Sstevel@tonic-gate 	int		mci_sasl_string_len;
6897c478bd9Sstevel@tonic-gate 	char		*mci_sasl_string;	/* sasl reply string */
6907c478bd9Sstevel@tonic-gate 	char		*mci_saslcap;	/* SASL list of mechanisms */
6917c478bd9Sstevel@tonic-gate 	sasl_conn_t	*mci_conn;	/* SASL connection */
6927c478bd9Sstevel@tonic-gate #endif /* SASL */
6937c478bd9Sstevel@tonic-gate #if STARTTLS
6947c478bd9Sstevel@tonic-gate 	SSL		*mci_ssl;	/* SSL connection */
6957c478bd9Sstevel@tonic-gate #endif /* STARTTLS */
6967c478bd9Sstevel@tonic-gate 	MACROS_T	mci_macro;	/* macro definitions */
6977c478bd9Sstevel@tonic-gate };
6987c478bd9Sstevel@tonic-gate 
6997c478bd9Sstevel@tonic-gate 
7007c478bd9Sstevel@tonic-gate /* flag bits */
7017c478bd9Sstevel@tonic-gate #define MCIF_VALID	0x00000001	/* this entry is valid */
7027c478bd9Sstevel@tonic-gate /* 0x00000002 unused, was MCIF_TEMP */
7037c478bd9Sstevel@tonic-gate #define MCIF_CACHED	0x00000004	/* currently in open cache */
7047c478bd9Sstevel@tonic-gate #define MCIF_ESMTP	0x00000008	/* this host speaks ESMTP */
7057c478bd9Sstevel@tonic-gate #define MCIF_EXPN	0x00000010	/* EXPN command supported */
7067c478bd9Sstevel@tonic-gate #define MCIF_SIZE	0x00000020	/* SIZE option supported */
7077c478bd9Sstevel@tonic-gate #define MCIF_8BITMIME	0x00000040	/* BODY=8BITMIME supported */
7087c478bd9Sstevel@tonic-gate #define MCIF_7BIT	0x00000080	/* strip this message to 7 bits */
7097c478bd9Sstevel@tonic-gate /* 0x00000100 unused, was MCIF_MULTSTAT: MAIL11V3: handles MULT status */
7107c478bd9Sstevel@tonic-gate #define MCIF_INHEADER	0x00000200	/* currently outputing header */
7117c478bd9Sstevel@tonic-gate #define MCIF_CVT8TO7	0x00000400	/* convert from 8 to 7 bits */
7127c478bd9Sstevel@tonic-gate #define MCIF_DSN	0x00000800	/* DSN extension supported */
7137c478bd9Sstevel@tonic-gate #define MCIF_8BITOK	0x00001000	/* OK to send 8 bit characters */
7147c478bd9Sstevel@tonic-gate #define MCIF_CVT7TO8	0x00002000	/* convert from 7 to 8 bits */
7157c478bd9Sstevel@tonic-gate #define MCIF_INMIME	0x00004000	/* currently reading MIME header */
7167c478bd9Sstevel@tonic-gate #define MCIF_AUTH	0x00008000	/* AUTH= supported */
7177c478bd9Sstevel@tonic-gate #define MCIF_AUTHACT	0x00010000	/* SASL (AUTH) active */
7187c478bd9Sstevel@tonic-gate #define MCIF_ENHSTAT	0x00020000	/* ENHANCEDSTATUSCODES supported */
7197c478bd9Sstevel@tonic-gate #define MCIF_PIPELINED	0x00040000	/* PIPELINING supported */
7207c478bd9Sstevel@tonic-gate #define MCIF_VERB	0x00080000	/* VERB supported */
7217c478bd9Sstevel@tonic-gate #if STARTTLS
7227c478bd9Sstevel@tonic-gate #define MCIF_TLS	0x00100000	/* STARTTLS supported */
7237c478bd9Sstevel@tonic-gate #define MCIF_TLSACT	0x00200000	/* STARTTLS active */
7247c478bd9Sstevel@tonic-gate #define MCIF_EXTENS	(MCIF_EXPN | MCIF_SIZE | MCIF_8BITMIME | MCIF_DSN | MCIF_8BITOK | MCIF_AUTH | MCIF_ENHSTAT | MCIF_TLS)
7257c478bd9Sstevel@tonic-gate #else /* STARTTLS */
7267c478bd9Sstevel@tonic-gate #define MCIF_EXTENS	(MCIF_EXPN | MCIF_SIZE | MCIF_8BITMIME | MCIF_DSN | MCIF_8BITOK | MCIF_AUTH | MCIF_ENHSTAT)
7277c478bd9Sstevel@tonic-gate #endif /* STARTTLS */
7287c478bd9Sstevel@tonic-gate #define MCIF_DLVR_BY	0x00400000	/* DELIVERBY */
7297c478bd9Sstevel@tonic-gate #if _FFR_IGNORE_EXT_ON_HELO
7307c478bd9Sstevel@tonic-gate # define MCIF_HELO	0x00800000	/* we used HELO: ignore extensions */
7317c478bd9Sstevel@tonic-gate #endif /* _FFR_IGNORE_EXT_ON_HELO */
7327800901eSjbeck #define MCIF_INLONGLINE 0x01000000	/* in the middle of a long line */
7337c478bd9Sstevel@tonic-gate #define MCIF_ONLY_EHLO	0x10000000	/* use only EHLO in smtpinit */
7347c478bd9Sstevel@tonic-gate 
7357c478bd9Sstevel@tonic-gate /* states */
7367c478bd9Sstevel@tonic-gate #define MCIS_CLOSED	0		/* no traffic on this connection */
7377c478bd9Sstevel@tonic-gate #define MCIS_OPENING	1		/* sending initial protocol */
7387c478bd9Sstevel@tonic-gate #define MCIS_OPEN	2		/* open, initial protocol sent */
7397c478bd9Sstevel@tonic-gate #define MCIS_MAIL	3		/* MAIL command sent */
7407c478bd9Sstevel@tonic-gate #define MCIS_RCPT	4		/* RCPT commands being sent */
7417c478bd9Sstevel@tonic-gate #define MCIS_DATA	5		/* DATA command sent */
7427c478bd9Sstevel@tonic-gate #define MCIS_QUITING	6		/* running quit protocol */
7437c478bd9Sstevel@tonic-gate #define MCIS_SSD	7		/* service shutting down */
7447c478bd9Sstevel@tonic-gate #define MCIS_ERROR	8		/* I/O error on connection */
7457c478bd9Sstevel@tonic-gate 
7467c478bd9Sstevel@tonic-gate /* functions */
7477c478bd9Sstevel@tonic-gate extern void	mci_cache __P((MCI *));
7487c478bd9Sstevel@tonic-gate extern void	mci_close __P((MCI *, char *where));
7497c478bd9Sstevel@tonic-gate extern void	mci_dump __P((SM_FILE_T *, MCI *, bool));
7507c478bd9Sstevel@tonic-gate extern void	mci_dump_all __P((SM_FILE_T *, bool));
7517c478bd9Sstevel@tonic-gate extern void	mci_flush __P((bool, MCI *));
7527c478bd9Sstevel@tonic-gate extern MCI	*mci_get __P((char *, MAILER *));
7537c478bd9Sstevel@tonic-gate extern int	mci_lock_host __P((MCI *));
7547c478bd9Sstevel@tonic-gate extern bool	mci_match __P((char *, MAILER *));
7557c478bd9Sstevel@tonic-gate extern int	mci_print_persistent __P((char *, char *));
7567c478bd9Sstevel@tonic-gate extern int	mci_purge_persistent __P((char *, char *));
7577c478bd9Sstevel@tonic-gate extern MCI	**mci_scan __P((MCI *));
7587c478bd9Sstevel@tonic-gate extern void	mci_setstat __P((MCI *, int, char *, char *));
7597c478bd9Sstevel@tonic-gate extern void	mci_store_persistent __P((MCI *));
760058561cbSjbeck extern int	mci_traverse_persistent __P((int (*)(char *, char *), char *));
7617c478bd9Sstevel@tonic-gate extern void	mci_unlock_host __P((MCI *));
7627c478bd9Sstevel@tonic-gate 
7637c478bd9Sstevel@tonic-gate EXTERN int	MaxMciCache;		/* maximum entries in MCI cache */
7647c478bd9Sstevel@tonic-gate EXTERN time_t	MciCacheTimeout;	/* maximum idle time on connections */
7657c478bd9Sstevel@tonic-gate EXTERN time_t	MciInfoTimeout;		/* how long 'til we retry down hosts */
7667c478bd9Sstevel@tonic-gate 
7677c478bd9Sstevel@tonic-gate /*
7687c478bd9Sstevel@tonic-gate **  Header structure.
7697c478bd9Sstevel@tonic-gate **	This structure is used internally to store header items.
7707c478bd9Sstevel@tonic-gate */
7717c478bd9Sstevel@tonic-gate 
7727c478bd9Sstevel@tonic-gate struct header
7737c478bd9Sstevel@tonic-gate {
7747c478bd9Sstevel@tonic-gate 	char		*h_field;	/* the name of the field */
7757c478bd9Sstevel@tonic-gate 	char		*h_value;	/* the value of that field */
7767c478bd9Sstevel@tonic-gate 	struct header	*h_link;	/* the next header */
7777c478bd9Sstevel@tonic-gate 	unsigned char	h_macro;	/* include header if macro defined */
7787c478bd9Sstevel@tonic-gate 	unsigned long	h_flags;	/* status bits, see below */
7797c478bd9Sstevel@tonic-gate 	BITMAP256	h_mflags;	/* m_flags bits needed */
7807c478bd9Sstevel@tonic-gate };
7817c478bd9Sstevel@tonic-gate 
7827c478bd9Sstevel@tonic-gate typedef struct header	HDR;
7837c478bd9Sstevel@tonic-gate 
7847c478bd9Sstevel@tonic-gate /*
7857c478bd9Sstevel@tonic-gate **  Header information structure.
7867c478bd9Sstevel@tonic-gate **	Defined in conf.c, this struct declares the header fields
7877c478bd9Sstevel@tonic-gate **	that have some magic meaning.
7887c478bd9Sstevel@tonic-gate */
7897c478bd9Sstevel@tonic-gate 
7907c478bd9Sstevel@tonic-gate struct hdrinfo
7917c478bd9Sstevel@tonic-gate {
7927c478bd9Sstevel@tonic-gate 	char		*hi_field;	/* the name of the field */
7937c478bd9Sstevel@tonic-gate 	unsigned long	hi_flags;	/* status bits, see below */
7947c478bd9Sstevel@tonic-gate 	char		*hi_ruleset;	/* validity check ruleset */
7957c478bd9Sstevel@tonic-gate };
7967c478bd9Sstevel@tonic-gate 
7977c478bd9Sstevel@tonic-gate extern struct hdrinfo	HdrInfo[];
7987c478bd9Sstevel@tonic-gate 
7997c478bd9Sstevel@tonic-gate /* bits for h_flags and hi_flags */
8007c478bd9Sstevel@tonic-gate #define H_EOH		0x00000001	/* field terminates header */
8017c478bd9Sstevel@tonic-gate #define H_RCPT		0x00000002	/* contains recipient addresses */
8027c478bd9Sstevel@tonic-gate #define H_DEFAULT	0x00000004	/* if another value is found, drop this */
8037c478bd9Sstevel@tonic-gate #define H_RESENT	0x00000008	/* this address is a "Resent-..." address */
8047c478bd9Sstevel@tonic-gate #define H_CHECK		0x00000010	/* check h_mflags against m_flags */
8057c478bd9Sstevel@tonic-gate #define H_ACHECK	0x00000020	/* ditto, but always (not just default) */
8067c478bd9Sstevel@tonic-gate #define H_FORCE		0x00000040	/* force this field, even if default */
8077c478bd9Sstevel@tonic-gate #define H_TRACE		0x00000080	/* this field contains trace information */
8087c478bd9Sstevel@tonic-gate #define H_FROM		0x00000100	/* this is a from-type field */
8097c478bd9Sstevel@tonic-gate #define H_VALID		0x00000200	/* this field has a validated value */
8107c478bd9Sstevel@tonic-gate #define H_RECEIPTTO	0x00000400	/* field has return receipt info */
8117c478bd9Sstevel@tonic-gate #define H_ERRORSTO	0x00000800	/* field has error address info */
8127c478bd9Sstevel@tonic-gate #define H_CTE		0x00001000	/* field is a content-transfer-encoding */
8137c478bd9Sstevel@tonic-gate #define H_CTYPE		0x00002000	/* this is a content-type field */
8147c478bd9Sstevel@tonic-gate #define H_BCC		0x00004000	/* Bcc: header: strip value or delete */
8157c478bd9Sstevel@tonic-gate #define H_ENCODABLE	0x00008000	/* field can be RFC 1522 encoded */
8167c478bd9Sstevel@tonic-gate #define H_STRIPCOMM	0x00010000	/* header check: strip comments */
8177c478bd9Sstevel@tonic-gate #define H_BINDLATE	0x00020000	/* only expand macros at deliver */
8187c478bd9Sstevel@tonic-gate #define H_USER		0x00040000	/* header came from the user/SMTP */
8197c478bd9Sstevel@tonic-gate 
8207c478bd9Sstevel@tonic-gate /* bits for chompheader() */
8217c478bd9Sstevel@tonic-gate #define CHHDR_DEF	0x0001	/* default header */
8227c478bd9Sstevel@tonic-gate #define CHHDR_CHECK	0x0002	/* call ruleset for header */
8237c478bd9Sstevel@tonic-gate #define CHHDR_USER	0x0004	/* header from user */
8247c478bd9Sstevel@tonic-gate #define CHHDR_QUEUE	0x0008	/* header from queue file */
8257c478bd9Sstevel@tonic-gate 
8267c478bd9Sstevel@tonic-gate /* functions */
827058561cbSjbeck extern void	addheader __P((char *, char *, int, ENVELOPE *, bool));
8287c478bd9Sstevel@tonic-gate extern unsigned long	chompheader __P((char *, int, HDR **, ENVELOPE *));
8297800901eSjbeck extern bool	commaize __P((HDR *, char *, bool, MCI *, ENVELOPE *, int));
8307c478bd9Sstevel@tonic-gate extern HDR	*copyheader __P((HDR *, SM_RPOOL_T *));
8317c478bd9Sstevel@tonic-gate extern void	eatheader __P((ENVELOPE *, bool, bool));
8327c478bd9Sstevel@tonic-gate extern char	*hvalue __P((char *, HDR *));
833058561cbSjbeck extern void	insheader __P((int, char *, char *, int, ENVELOPE *, bool));
8347c478bd9Sstevel@tonic-gate extern bool	isheader __P((char *));
835445f2479Sjbeck extern bool	putfromline __P((MCI *, ENVELOPE *));
8367c478bd9Sstevel@tonic-gate extern void	setupheaders __P((void));
8377c478bd9Sstevel@tonic-gate 
8387c478bd9Sstevel@tonic-gate /*
8397c478bd9Sstevel@tonic-gate **  Performance monitoring
8407c478bd9Sstevel@tonic-gate */
8417c478bd9Sstevel@tonic-gate 
8427c478bd9Sstevel@tonic-gate #define TIMERS		struct sm_timers
8437c478bd9Sstevel@tonic-gate 
8447c478bd9Sstevel@tonic-gate TIMERS
8457c478bd9Sstevel@tonic-gate {
8467c478bd9Sstevel@tonic-gate 	TIMER	ti_overall;	/* the whole process */
8477c478bd9Sstevel@tonic-gate };
8487c478bd9Sstevel@tonic-gate 
8497c478bd9Sstevel@tonic-gate 
8507c478bd9Sstevel@tonic-gate #define PUSHTIMER(l, t)	{ if (tTd(98, l)) pushtimer(&t); }
8517c478bd9Sstevel@tonic-gate #define POPTIMER(l, t)	{ if (tTd(98, l)) poptimer(&t); }
8527c478bd9Sstevel@tonic-gate 
8537c478bd9Sstevel@tonic-gate /*
8547c478bd9Sstevel@tonic-gate **  Envelope structure.
8557c478bd9Sstevel@tonic-gate **	This structure defines the message itself.  There is usually
8567c478bd9Sstevel@tonic-gate **	only one of these -- for the message that we originally read
8577c478bd9Sstevel@tonic-gate **	and which is our primary interest -- but other envelopes can
8587c478bd9Sstevel@tonic-gate **	be generated during processing.  For example, error messages
8597c478bd9Sstevel@tonic-gate **	will have their own envelope.
8607c478bd9Sstevel@tonic-gate */
8617c478bd9Sstevel@tonic-gate 
8627c478bd9Sstevel@tonic-gate struct envelope
8637c478bd9Sstevel@tonic-gate {
8647c478bd9Sstevel@tonic-gate 	HDR		*e_header;	/* head of header list */
8657c478bd9Sstevel@tonic-gate 	long		e_msgpriority;	/* adjusted priority of this message */
8667c478bd9Sstevel@tonic-gate 	time_t		e_ctime;	/* time message appeared in the queue */
8677c478bd9Sstevel@tonic-gate 	char		*e_to;		/* (list of) target person(s) */
8687c478bd9Sstevel@tonic-gate 	ADDRESS		e_from;		/* the person it is from */
8697c478bd9Sstevel@tonic-gate 	char		*e_sender;	/* e_from.q_paddr w comments stripped */
8707c478bd9Sstevel@tonic-gate 	char		**e_fromdomain;	/* the domain part of the sender */
8717c478bd9Sstevel@tonic-gate 	ADDRESS		*e_sendqueue;	/* list of message recipients */
8727c478bd9Sstevel@tonic-gate 	ADDRESS		*e_errorqueue;	/* the queue for error responses */
8737c478bd9Sstevel@tonic-gate 
8747c478bd9Sstevel@tonic-gate 	/*
8757c478bd9Sstevel@tonic-gate 	**  Overflow detection is based on < 0, so don't change this
8767c478bd9Sstevel@tonic-gate 	**  to unsigned.  We don't use unsigned and == ULONG_MAX because
8777c478bd9Sstevel@tonic-gate 	**  some libc's don't have strtoul(), see mail_esmtp_args().
8787c478bd9Sstevel@tonic-gate 	*/
8797c478bd9Sstevel@tonic-gate 
8807c478bd9Sstevel@tonic-gate 	long		e_msgsize;	/* size of the message in bytes */
8817c478bd9Sstevel@tonic-gate 	char		*e_msgid;	/* message id (for logging) */
8827c478bd9Sstevel@tonic-gate 	unsigned long	e_flags;	/* flags, see below */
8837c478bd9Sstevel@tonic-gate 	int		e_nrcpts;	/* number of recipients */
8847c478bd9Sstevel@tonic-gate 	short		e_class;	/* msg class (priority, junk, etc.) */
8857c478bd9Sstevel@tonic-gate 	short		e_hopcount;	/* number of times processed */
8867c478bd9Sstevel@tonic-gate 	short		e_nsent;	/* number of sends since checkpoint */
8877c478bd9Sstevel@tonic-gate 	short		e_sendmode;	/* message send mode */
8887c478bd9Sstevel@tonic-gate 	short		e_errormode;	/* error return mode */
8897c478bd9Sstevel@tonic-gate 	short		e_timeoutclass;	/* message timeout class */
890445f2479Sjbeck 	bool		(*e_puthdr)__P((MCI *, HDR *, ENVELOPE *, int));
8917c478bd9Sstevel@tonic-gate 					/* function to put header of message */
892445f2479Sjbeck 	bool		(*e_putbody)__P((MCI *, ENVELOPE *, char *));
8937c478bd9Sstevel@tonic-gate 					/* function to put body of message */
8947c478bd9Sstevel@tonic-gate 	ENVELOPE	*e_parent;	/* the message this one encloses */
8957c478bd9Sstevel@tonic-gate 	ENVELOPE	*e_sibling;	/* the next envelope of interest */
8967c478bd9Sstevel@tonic-gate 	char		*e_bodytype;	/* type of message body */
8977c478bd9Sstevel@tonic-gate 	SM_FILE_T	*e_dfp;		/* data file */
8987c478bd9Sstevel@tonic-gate 	char		*e_id;		/* code for this entry in queue */
8997800901eSjbeck #if _FFR_SESSID
9007800901eSjbeck 	char		*e_sessid;	/* session ID for this envelope */
9017800901eSjbeck #endif /* _FFR_SESSID */
9027c478bd9Sstevel@tonic-gate 	int		e_qgrp;		/* queue group (index into queues) */
9037c478bd9Sstevel@tonic-gate 	int		e_qdir;		/* index into queue directories */
9047c478bd9Sstevel@tonic-gate 	int		e_dfqgrp;	/* data file queue group index */
9057c478bd9Sstevel@tonic-gate 	int		e_dfqdir;	/* data file queue directory index */
9067c478bd9Sstevel@tonic-gate 	int		e_xfqgrp;	/* queue group (index into queues) */
9077c478bd9Sstevel@tonic-gate 	int		e_xfqdir;	/* index into queue directories (xf) */
9087c478bd9Sstevel@tonic-gate 	SM_FILE_T	*e_xfp;		/* transcript file */
9097c478bd9Sstevel@tonic-gate 	SM_FILE_T	*e_lockfp;	/* the lock file for this message */
910058561cbSjbeck 	char		*e_message;	/* error message; readonly; NULL,
911058561cbSjbeck 					 * or allocated from e_rpool */
9127c478bd9Sstevel@tonic-gate 	char		*e_statmsg;	/* stat msg (changes per delivery).
9137c478bd9Sstevel@tonic-gate 					 * readonly. NULL or allocated from
9147c478bd9Sstevel@tonic-gate 					 * e_rpool. */
9157c478bd9Sstevel@tonic-gate 	char		*e_quarmsg;	/* why envelope is quarantined */
9167c478bd9Sstevel@tonic-gate 	char		e_qfletter;	/* queue file letter on disk */
9177c478bd9Sstevel@tonic-gate 	char		*e_msgboundary;	/* MIME-style message part boundary */
9187c478bd9Sstevel@tonic-gate 	char		*e_origrcpt;	/* original recipient (one only) */
9197c478bd9Sstevel@tonic-gate 	char		*e_envid;	/* envelope id from MAIL FROM: line */
9207c478bd9Sstevel@tonic-gate 	char		*e_status;	/* DSN status for this message */
9217c478bd9Sstevel@tonic-gate 	time_t		e_dtime;	/* time of last delivery attempt */
9227c478bd9Sstevel@tonic-gate 	int		e_ntries;	/* number of delivery attempts */
9237c478bd9Sstevel@tonic-gate 	dev_t		e_dfdev;	/* data file device (crash recovery) */
9247c478bd9Sstevel@tonic-gate 	ino_t		e_dfino;	/* data file inode (crash recovery) */
9257c478bd9Sstevel@tonic-gate 	MACROS_T	e_macro;	/* macro definitions */
9267c478bd9Sstevel@tonic-gate 	MCI		*e_mci;		/* connection info */
9277c478bd9Sstevel@tonic-gate 	char		*e_auth_param;	/* readonly; NULL or static storage or
9287c478bd9Sstevel@tonic-gate 					 * allocated from e_rpool */
9297c478bd9Sstevel@tonic-gate 	TIMERS		e_timers;	/* per job timers */
9307c478bd9Sstevel@tonic-gate 	long		e_deliver_by;	/* deliver by */
9317c478bd9Sstevel@tonic-gate 	int		e_dlvr_flag;	/* deliver by flag */
9327c478bd9Sstevel@tonic-gate 	SM_RPOOL_T	*e_rpool;	/* resource pool for this envelope */
933058561cbSjbeck 	unsigned int	e_features;	/* server features */
934*e9af4bc0SJohn Beck #if _FFR_MILTER_ENHSC
935*e9af4bc0SJohn Beck #define ENHSC_LEN	11
936*e9af4bc0SJohn Beck 	char		e_enhsc[ENHSC_LEN];	/* enhanced status code */
937*e9af4bc0SJohn Beck #endif /* _FFR_MILTER_ENHSC */
9387c478bd9Sstevel@tonic-gate };
9397c478bd9Sstevel@tonic-gate 
9407c478bd9Sstevel@tonic-gate /* values for e_flags */
9417c478bd9Sstevel@tonic-gate #define EF_OLDSTYLE	0x00000001L	/* use spaces (not commas) in hdrs */
9427c478bd9Sstevel@tonic-gate #define EF_INQUEUE	0x00000002L	/* this message is fully queued */
9437c478bd9Sstevel@tonic-gate #define EF_NO_BODY_RETN	0x00000004L	/* omit message body on error */
9447c478bd9Sstevel@tonic-gate #define EF_CLRQUEUE	0x00000008L	/* disk copy is no longer needed */
9457c478bd9Sstevel@tonic-gate #define EF_SENDRECEIPT	0x00000010L	/* send a return receipt */
9467c478bd9Sstevel@tonic-gate #define EF_FATALERRS	0x00000020L	/* fatal errors occurred */
9477c478bd9Sstevel@tonic-gate #define EF_DELETE_BCC	0x00000040L	/* delete Bcc: headers entirely */
9487c478bd9Sstevel@tonic-gate #define EF_RESPONSE	0x00000080L	/* this is an error or return receipt */
9497c478bd9Sstevel@tonic-gate #define EF_RESENT	0x00000100L	/* this message is being forwarded */
9507c478bd9Sstevel@tonic-gate #define EF_VRFYONLY	0x00000200L	/* verify only (don't expand aliases) */
9517c478bd9Sstevel@tonic-gate #define EF_WARNING	0x00000400L	/* warning message has been sent */
9527c478bd9Sstevel@tonic-gate #define EF_QUEUERUN	0x00000800L	/* this envelope is from queue */
9537c478bd9Sstevel@tonic-gate #define EF_GLOBALERRS	0x00001000L	/* treat errors as global */
9547c478bd9Sstevel@tonic-gate #define EF_PM_NOTIFY	0x00002000L	/* send return mail to postmaster */
9557c478bd9Sstevel@tonic-gate #define EF_METOO	0x00004000L	/* send to me too */
9567c478bd9Sstevel@tonic-gate #define EF_LOGSENDER	0x00008000L	/* need to log the sender */
9577c478bd9Sstevel@tonic-gate #define EF_NORECEIPT	0x00010000L	/* suppress all return-receipts */
9587c478bd9Sstevel@tonic-gate #define EF_HAS8BIT	0x00020000L	/* at least one 8-bit char in body */
9597c478bd9Sstevel@tonic-gate #define EF_NL_NOT_EOL	0x00040000L	/* don't accept raw NL as EOLine */
9607c478bd9Sstevel@tonic-gate #define EF_CRLF_NOT_EOL	0x00080000L	/* don't accept CR-LF as EOLine */
9617c478bd9Sstevel@tonic-gate #define EF_RET_PARAM	0x00100000L	/* RCPT command had RET argument */
9627c478bd9Sstevel@tonic-gate #define EF_HAS_DF	0x00200000L	/* set when data file is instantiated */
9637c478bd9Sstevel@tonic-gate #define EF_IS_MIME	0x00400000L	/* really is a MIME message */
9647c478bd9Sstevel@tonic-gate #define EF_DONT_MIME	0x00800000L	/* never MIME this message */
9657c478bd9Sstevel@tonic-gate #define EF_DISCARD	0x01000000L	/* discard the message */
9667c478bd9Sstevel@tonic-gate #define EF_TOOBIG	0x02000000L	/* message is too big */
9677c478bd9Sstevel@tonic-gate #define EF_SPLIT	0x04000000L	/* envelope has been split */
9687c478bd9Sstevel@tonic-gate #define EF_UNSAFE	0x08000000L	/* unsafe: read from untrusted source */
9693ee0e492Sjbeck #define EF_TOODEEP	0x10000000L	/* message is nested too deep */
9707c478bd9Sstevel@tonic-gate 
9717c478bd9Sstevel@tonic-gate #define DLVR_NOTIFY	0x01
9727c478bd9Sstevel@tonic-gate #define DLVR_RETURN	0x02
9737c478bd9Sstevel@tonic-gate #define DLVR_TRACE	0x10
9747c478bd9Sstevel@tonic-gate #define IS_DLVR_NOTIFY(e)	(((e)->e_dlvr_flag & DLVR_NOTIFY) != 0)
9757c478bd9Sstevel@tonic-gate #define IS_DLVR_RETURN(e)	(((e)->e_dlvr_flag & DLVR_RETURN) != 0)
9767c478bd9Sstevel@tonic-gate #define IS_DLVR_TRACE(e)	(((e)->e_dlvr_flag & DLVR_TRACE) != 0)
9777c478bd9Sstevel@tonic-gate #define IS_DLVR_BY(e)		((e)->e_dlvr_flag != 0)
9787c478bd9Sstevel@tonic-gate 
9797c478bd9Sstevel@tonic-gate #define BODYTYPE_NONE	(0)
9807c478bd9Sstevel@tonic-gate #define BODYTYPE_7BIT	(1)
9817c478bd9Sstevel@tonic-gate #define BODYTYPE_8BITMIME	(2)
9827c478bd9Sstevel@tonic-gate #define BODYTYPE_ILLEGAL	(-1)
9837c478bd9Sstevel@tonic-gate #define BODYTYPE_VALID(b) ((b) == BODYTYPE_7BIT || (b) == BODYTYPE_8BITMIME)
9847c478bd9Sstevel@tonic-gate 
9857c478bd9Sstevel@tonic-gate extern ENVELOPE	BlankEnvelope;
9867c478bd9Sstevel@tonic-gate 
9877c478bd9Sstevel@tonic-gate /* functions */
9887c478bd9Sstevel@tonic-gate extern void	clearenvelope __P((ENVELOPE *, bool, SM_RPOOL_T *));
989*e9af4bc0SJohn Beck extern int	dropenvelope __P((ENVELOPE *, bool, bool));
9907c478bd9Sstevel@tonic-gate extern ENVELOPE	*newenvelope __P((ENVELOPE *, ENVELOPE *, SM_RPOOL_T *));
9917c478bd9Sstevel@tonic-gate extern void	clrsessenvelope __P((ENVELOPE *));
9927c478bd9Sstevel@tonic-gate extern void	printenvflags __P((ENVELOPE *));
993445f2479Sjbeck extern bool	putbody __P((MCI *, ENVELOPE *, char *));
994445f2479Sjbeck extern bool	putheader __P((MCI *, HDR *, ENVELOPE *, int));
9957c478bd9Sstevel@tonic-gate 
9967c478bd9Sstevel@tonic-gate /*
9977c478bd9Sstevel@tonic-gate **  Message priority classes.
9987c478bd9Sstevel@tonic-gate **
9997c478bd9Sstevel@tonic-gate **	The message class is read directly from the Priority: header
10007c478bd9Sstevel@tonic-gate **	field in the message.
10017c478bd9Sstevel@tonic-gate **
10027c478bd9Sstevel@tonic-gate **	CurEnv->e_msgpriority is the number of bytes in the message plus
10037c478bd9Sstevel@tonic-gate **	the creation time (so that jobs ``tend'' to be ordered correctly),
10047c478bd9Sstevel@tonic-gate **	adjusted by the message class, the number of recipients, and the
10057c478bd9Sstevel@tonic-gate **	amount of time the message has been sitting around.  This number
10067c478bd9Sstevel@tonic-gate **	is used to order the queue.  Higher values mean LOWER priority.
10077c478bd9Sstevel@tonic-gate **
10087c478bd9Sstevel@tonic-gate **	Each priority class point is worth WkClassFact priority points;
10097c478bd9Sstevel@tonic-gate **	each recipient is worth WkRecipFact priority points.  Each time
10107c478bd9Sstevel@tonic-gate **	we reprocess a message the priority is adjusted by WkTimeFact.
10117c478bd9Sstevel@tonic-gate **	WkTimeFact should normally decrease the priority so that jobs
10127c478bd9Sstevel@tonic-gate **	that have historically failed will be run later; thanks go to
10137c478bd9Sstevel@tonic-gate **	Jay Lepreau at Utah for pointing out the error in my thinking.
10147c478bd9Sstevel@tonic-gate **
10157c478bd9Sstevel@tonic-gate **	The "class" is this number, unadjusted by the age or size of
10167c478bd9Sstevel@tonic-gate **	this message.  Classes with negative representations will have
10177c478bd9Sstevel@tonic-gate **	error messages thrown away if they are not local.
10187c478bd9Sstevel@tonic-gate */
10197c478bd9Sstevel@tonic-gate 
10207c478bd9Sstevel@tonic-gate struct priority
10217c478bd9Sstevel@tonic-gate {
10227c478bd9Sstevel@tonic-gate 	char	*pri_name;	/* external name of priority */
10237c478bd9Sstevel@tonic-gate 	int	pri_val;	/* internal value for same */
10247c478bd9Sstevel@tonic-gate };
10257c478bd9Sstevel@tonic-gate 
10267c478bd9Sstevel@tonic-gate EXTERN int	NumPriorities;	/* pointer into Priorities */
10277c478bd9Sstevel@tonic-gate EXTERN struct priority	Priorities[MAXPRIORITIES];
10287c478bd9Sstevel@tonic-gate 
10297c478bd9Sstevel@tonic-gate /*
10307c478bd9Sstevel@tonic-gate **  Rewrite rules.
10317c478bd9Sstevel@tonic-gate */
10327c478bd9Sstevel@tonic-gate 
10337c478bd9Sstevel@tonic-gate struct rewrite
10347c478bd9Sstevel@tonic-gate {
10357c478bd9Sstevel@tonic-gate 	char	**r_lhs;	/* pattern match */
10367c478bd9Sstevel@tonic-gate 	char	**r_rhs;	/* substitution value */
10377c478bd9Sstevel@tonic-gate 	struct rewrite	*r_next;/* next in chain */
10387c478bd9Sstevel@tonic-gate 	int	r_line;		/* rule line in sendmail.cf */
10397c478bd9Sstevel@tonic-gate };
10407c478bd9Sstevel@tonic-gate 
10417c478bd9Sstevel@tonic-gate /*
10427c478bd9Sstevel@tonic-gate **  Special characters in rewriting rules.
10437c478bd9Sstevel@tonic-gate **	These are used internally only.
10447c478bd9Sstevel@tonic-gate **	The COND* rules are actually used in macros rather than in
10457c478bd9Sstevel@tonic-gate **		rewriting rules, but are given here because they
10467c478bd9Sstevel@tonic-gate **		cannot conflict.
10477c478bd9Sstevel@tonic-gate */
10487c478bd9Sstevel@tonic-gate 
1049058561cbSjbeck /* "out of band" indicator */
1050058561cbSjbeck /* sm/sendmail.h #define METAQUOTE ((unsigned char)0377) quotes the next octet */
1051058561cbSjbeck 
10527c478bd9Sstevel@tonic-gate /* left hand side items */
10537c478bd9Sstevel@tonic-gate #define MATCHZANY	((unsigned char)0220)	/* match zero or more tokens */
10547c478bd9Sstevel@tonic-gate #define MATCHANY	((unsigned char)0221)	/* match one or more tokens */
10557c478bd9Sstevel@tonic-gate #define MATCHONE	((unsigned char)0222)	/* match exactly one token */
10567c478bd9Sstevel@tonic-gate #define MATCHCLASS	((unsigned char)0223)	/* match one token in a class */
1057058561cbSjbeck #define MATCHNCLASS	((unsigned char)0224)	/* match tokens not in class */
10587c478bd9Sstevel@tonic-gate 
10597c478bd9Sstevel@tonic-gate /* right hand side items */
1060058561cbSjbeck #define MATCHREPL	((unsigned char)0225)	/* RHS replacement for above */
10617c478bd9Sstevel@tonic-gate #define CANONNET	((unsigned char)0226)	/* canonical net, next token */
10627c478bd9Sstevel@tonic-gate #define CANONHOST	((unsigned char)0227)	/* canonical host, next token */
10637c478bd9Sstevel@tonic-gate #define CANONUSER	((unsigned char)0230)	/* canonical user, next N tokens */
10647c478bd9Sstevel@tonic-gate #define CALLSUBR	((unsigned char)0231)	/* call another rewriting set */
10657c478bd9Sstevel@tonic-gate 
1066058561cbSjbeck /* conditionals in macros (anywhere) */
10677c478bd9Sstevel@tonic-gate #define CONDIF		((unsigned char)0232)	/* conditional if-then */
10687c478bd9Sstevel@tonic-gate #define CONDELSE	((unsigned char)0233)	/* conditional else */
10697c478bd9Sstevel@tonic-gate #define CONDFI		((unsigned char)0234)	/* conditional fi */
10707c478bd9Sstevel@tonic-gate 
1071058561cbSjbeck /* bracket characters for RHS host name lookup */
10727c478bd9Sstevel@tonic-gate #define HOSTBEGIN	((unsigned char)0235)	/* hostname lookup begin */
1073058561cbSjbeck #define HOSTEND		((unsigned char)0236)	/* hostname lookup end */
10747c478bd9Sstevel@tonic-gate 
1075058561cbSjbeck /* bracket characters for RHS generalized lookup */
10767c478bd9Sstevel@tonic-gate #define LOOKUPBEGIN	((unsigned char)0205)	/* generalized lookup begin */
10777c478bd9Sstevel@tonic-gate #define LOOKUPEND	((unsigned char)0206)	/* generalized lookup end */
10787c478bd9Sstevel@tonic-gate 
1079058561cbSjbeck /* macro substitution characters (anywhere) */
10807c478bd9Sstevel@tonic-gate #define MACROEXPAND	((unsigned char)0201)	/* macro expansion */
10817c478bd9Sstevel@tonic-gate #define MACRODEXPAND	((unsigned char)0202)	/* deferred macro expansion */
10827c478bd9Sstevel@tonic-gate 
10837c478bd9Sstevel@tonic-gate /* to make the code clearer */
10847c478bd9Sstevel@tonic-gate #define MATCHZERO	CANONHOST
10857c478bd9Sstevel@tonic-gate 
10867c478bd9Sstevel@tonic-gate #define MAXMATCH	9	/* max params per rewrite */
10877c478bd9Sstevel@tonic-gate #define MAX_MAP_ARGS	10	/* max arguments for map */
10887c478bd9Sstevel@tonic-gate 
10897c478bd9Sstevel@tonic-gate /* external <==> internal mapping table */
10907c478bd9Sstevel@tonic-gate struct metamac
10917c478bd9Sstevel@tonic-gate {
10927c478bd9Sstevel@tonic-gate 	char		metaname;	/* external code (after $) */
10937c478bd9Sstevel@tonic-gate 	unsigned char	metaval;	/* internal code (as above) */
10947c478bd9Sstevel@tonic-gate };
10957c478bd9Sstevel@tonic-gate 
10967c478bd9Sstevel@tonic-gate /* values for macros with external names only */
10977c478bd9Sstevel@tonic-gate #define MID_OPMODE	0202	/* operation mode */
10987c478bd9Sstevel@tonic-gate 
10997c478bd9Sstevel@tonic-gate /* functions */
11007c478bd9Sstevel@tonic-gate #if SM_HEAP_CHECK
11017c478bd9Sstevel@tonic-gate extern void
11027c478bd9Sstevel@tonic-gate macdefine_tagged __P((
11037c478bd9Sstevel@tonic-gate 	MACROS_T *_mac,
11047c478bd9Sstevel@tonic-gate 	ARGCLASS_T _vclass,
11057c478bd9Sstevel@tonic-gate 	int _id,
11067c478bd9Sstevel@tonic-gate 	char *_value,
11077c478bd9Sstevel@tonic-gate 	char *_file,
11087c478bd9Sstevel@tonic-gate 	int _line,
11097c478bd9Sstevel@tonic-gate 	int _group));
11107c478bd9Sstevel@tonic-gate # define macdefine(mac,c,id,v) \
11117c478bd9Sstevel@tonic-gate 	macdefine_tagged(mac,c,id,v,__FILE__,__LINE__,sm_heap_group())
11127c478bd9Sstevel@tonic-gate #else /* SM_HEAP_CHECK */
11137c478bd9Sstevel@tonic-gate extern void
11147c478bd9Sstevel@tonic-gate macdefine __P((
11157c478bd9Sstevel@tonic-gate 	MACROS_T *_mac,
11167c478bd9Sstevel@tonic-gate 	ARGCLASS_T _vclass,
11177c478bd9Sstevel@tonic-gate 	int _id,
11187c478bd9Sstevel@tonic-gate 	char *_value));
11197c478bd9Sstevel@tonic-gate # define macdefine_tagged(mac,c,id,v,file,line,grp) macdefine(mac,c,id,v)
11207c478bd9Sstevel@tonic-gate #endif /* SM_HEAP_CHECK */
11217c478bd9Sstevel@tonic-gate extern void	macset __P((MACROS_T *, int, char *));
11227c478bd9Sstevel@tonic-gate #define macget(mac, i) (mac)->mac_table[i]
11237c478bd9Sstevel@tonic-gate extern void	expand __P((char *, char *, size_t, ENVELOPE *));
11247c478bd9Sstevel@tonic-gate extern int	macid_parse __P((char *, char **));
11257c478bd9Sstevel@tonic-gate #define macid(name)  macid_parse(name, NULL)
11267c478bd9Sstevel@tonic-gate extern char	*macname __P((int));
11277c478bd9Sstevel@tonic-gate extern char	*macvalue __P((int, ENVELOPE *));
1128058561cbSjbeck extern int	rscheck __P((char *, char *, char *, ENVELOPE *, int, int, char *, char *, ADDRESS *));
11297c478bd9Sstevel@tonic-gate extern int	rscap __P((char *, char *, char *, ENVELOPE *, char ***, char *, int));
11307c478bd9Sstevel@tonic-gate extern void	setclass __P((int, char *));
11317c478bd9Sstevel@tonic-gate extern int	strtorwset __P((char *, char **, int));
1132058561cbSjbeck extern char	*translate_dollars __P((char *, char *, int *));
11337c478bd9Sstevel@tonic-gate extern bool	wordinclass __P((char *, int));
11347c478bd9Sstevel@tonic-gate 
11357c478bd9Sstevel@tonic-gate /*
11367c478bd9Sstevel@tonic-gate **  Name canonification short circuit.
11377c478bd9Sstevel@tonic-gate **
11387c478bd9Sstevel@tonic-gate **	If the name server for a host is down, the process of trying to
11397c478bd9Sstevel@tonic-gate **	canonify the name can hang.  This is similar to (but alas, not
11407c478bd9Sstevel@tonic-gate **	identical to) looking up the name for delivery.  This stab type
11417c478bd9Sstevel@tonic-gate **	caches the result of the name server lookup so we don't hang
11427c478bd9Sstevel@tonic-gate **	multiple times.
11437c478bd9Sstevel@tonic-gate */
11447c478bd9Sstevel@tonic-gate 
11457c478bd9Sstevel@tonic-gate #define NAMECANON	struct _namecanon
11467c478bd9Sstevel@tonic-gate 
11477c478bd9Sstevel@tonic-gate NAMECANON
11487c478bd9Sstevel@tonic-gate {
11497c478bd9Sstevel@tonic-gate 	short		nc_errno;	/* cached errno */
11507c478bd9Sstevel@tonic-gate 	short		nc_herrno;	/* cached h_errno */
11517c478bd9Sstevel@tonic-gate 	short		nc_stat;	/* cached exit status code */
11527c478bd9Sstevel@tonic-gate 	short		nc_flags;	/* flag bits */
11537c478bd9Sstevel@tonic-gate 	char		*nc_cname;	/* the canonical name */
11547c478bd9Sstevel@tonic-gate 	time_t		nc_exp;		/* entry expires at */
11557c478bd9Sstevel@tonic-gate };
11567c478bd9Sstevel@tonic-gate 
11577c478bd9Sstevel@tonic-gate /* values for nc_flags */
11587c478bd9Sstevel@tonic-gate #define NCF_VALID	0x0001	/* entry valid */
11597c478bd9Sstevel@tonic-gate 
11607c478bd9Sstevel@tonic-gate /* hostsignature structure */
11617c478bd9Sstevel@tonic-gate 
11627c478bd9Sstevel@tonic-gate struct hostsig_t
11637c478bd9Sstevel@tonic-gate {
11647c478bd9Sstevel@tonic-gate 	char		*hs_sig;	/* hostsignature */
11657c478bd9Sstevel@tonic-gate 	time_t		hs_exp;		/* entry expires at */
11667c478bd9Sstevel@tonic-gate };
11677c478bd9Sstevel@tonic-gate 
11687c478bd9Sstevel@tonic-gate typedef struct hostsig_t HOSTSIG_T;
11697c478bd9Sstevel@tonic-gate 
11707c478bd9Sstevel@tonic-gate /* functions */
11717c478bd9Sstevel@tonic-gate extern bool	getcanonname __P((char *, int, bool, int *));
11727c478bd9Sstevel@tonic-gate extern int	getmxrr __P((char *, char **, unsigned short *, bool, int *, bool, int *));
11737c478bd9Sstevel@tonic-gate extern char	*hostsignature __P((MAILER *, char *));
11747c478bd9Sstevel@tonic-gate extern int	getfallbackmxrr __P((char *));
11757c478bd9Sstevel@tonic-gate 
11767c478bd9Sstevel@tonic-gate /*
11777c478bd9Sstevel@tonic-gate **  Mapping functions
11787c478bd9Sstevel@tonic-gate **
11797c478bd9Sstevel@tonic-gate **	These allow arbitrary mappings in the config file.  The idea
11807c478bd9Sstevel@tonic-gate **	(albeit not the implementation) comes from IDA sendmail.
11817c478bd9Sstevel@tonic-gate */
11827c478bd9Sstevel@tonic-gate 
11837c478bd9Sstevel@tonic-gate #define MAPCLASS	struct _mapclass
11847c478bd9Sstevel@tonic-gate #define MAP		struct _map
11857c478bd9Sstevel@tonic-gate #define MAXMAPACTIONS	5		/* size of map_actions array */
11867c478bd9Sstevel@tonic-gate 
11877c478bd9Sstevel@tonic-gate 
11887c478bd9Sstevel@tonic-gate /*
11897c478bd9Sstevel@tonic-gate **  An actual map.
11907c478bd9Sstevel@tonic-gate */
11917c478bd9Sstevel@tonic-gate 
11927c478bd9Sstevel@tonic-gate MAP
11937c478bd9Sstevel@tonic-gate {
11947c478bd9Sstevel@tonic-gate 	MAPCLASS	*map_class;	/* the class of this map */
11957c478bd9Sstevel@tonic-gate 	MAPCLASS	*map_orgclass;	/* the original class of this map */
11967c478bd9Sstevel@tonic-gate 	char		*map_mname;	/* name of this map */
11977c478bd9Sstevel@tonic-gate 	long		map_mflags;	/* flags, see below */
11987c478bd9Sstevel@tonic-gate 	char		*map_file;	/* the (nominal) filename */
11997c478bd9Sstevel@tonic-gate 	ARBPTR_T	map_db1;	/* the open database ptr */
12007c478bd9Sstevel@tonic-gate 	ARBPTR_T	map_db2;	/* an "extra" database pointer */
12017c478bd9Sstevel@tonic-gate 	char		*map_keycolnm;	/* key column name */
12027c478bd9Sstevel@tonic-gate 	char		*map_valcolnm;	/* value column name */
12037c478bd9Sstevel@tonic-gate 	unsigned char	map_keycolno;	/* key column number */
12047c478bd9Sstevel@tonic-gate 	unsigned char	map_valcolno;	/* value column number */
12057c478bd9Sstevel@tonic-gate 	char		map_coldelim;	/* column delimiter */
12067c478bd9Sstevel@tonic-gate 	char		map_spacesub;	/* spacesub */
12077c478bd9Sstevel@tonic-gate 	char		*map_app;	/* to append to successful matches */
12087c478bd9Sstevel@tonic-gate 	char		*map_tapp;	/* to append to "tempfail" matches */
12097c478bd9Sstevel@tonic-gate 	char		*map_domain;	/* the (nominal) NIS domain */
12107c478bd9Sstevel@tonic-gate 	char		*map_rebuild;	/* program to run to do auto-rebuild */
12117c478bd9Sstevel@tonic-gate 	time_t		map_mtime;	/* last database modification time */
12127c478bd9Sstevel@tonic-gate 	time_t		map_timeout;	/* timeout for map accesses */
12137c478bd9Sstevel@tonic-gate 	int		map_retry;	/* # of retries for map accesses */
12147c478bd9Sstevel@tonic-gate 	pid_t		map_pid;	/* PID of process which opened map */
12157c478bd9Sstevel@tonic-gate 	int		map_lockfd;	/* auxiliary lock file descriptor */
12167c478bd9Sstevel@tonic-gate 	short		map_specificity;	/* specificity of aliases */
12177c478bd9Sstevel@tonic-gate 	MAP		*map_stack[MAXMAPSTACK];   /* list for stacked maps */
12187c478bd9Sstevel@tonic-gate 	short		map_return[MAXMAPACTIONS]; /* return bitmaps for stacked maps */
12197c478bd9Sstevel@tonic-gate };
12207c478bd9Sstevel@tonic-gate 
12217c478bd9Sstevel@tonic-gate 
12227c478bd9Sstevel@tonic-gate /* bit values for map_mflags */
12237c478bd9Sstevel@tonic-gate #define MF_VALID	0x00000001	/* this entry is valid */
12247c478bd9Sstevel@tonic-gate #define MF_INCLNULL	0x00000002	/* include null byte in key */
12257c478bd9Sstevel@tonic-gate #define MF_OPTIONAL	0x00000004	/* don't complain if map not found */
12267c478bd9Sstevel@tonic-gate #define MF_NOFOLDCASE	0x00000008	/* don't fold case in keys */
12277c478bd9Sstevel@tonic-gate #define MF_MATCHONLY	0x00000010	/* don't use the map value */
12287c478bd9Sstevel@tonic-gate #define MF_OPEN		0x00000020	/* this entry is open */
12297c478bd9Sstevel@tonic-gate #define MF_WRITABLE	0x00000040	/* open for writing */
12307c478bd9Sstevel@tonic-gate #define MF_ALIAS	0x00000080	/* this is an alias file */
12317c478bd9Sstevel@tonic-gate #define MF_TRY0NULL	0x00000100	/* try with no null byte */
12327c478bd9Sstevel@tonic-gate #define MF_TRY1NULL	0x00000200	/* try with the null byte */
12337c478bd9Sstevel@tonic-gate #define MF_LOCKED	0x00000400	/* this map is currently locked */
12347c478bd9Sstevel@tonic-gate #define MF_ALIASWAIT	0x00000800	/* alias map in aliaswait state */
12357c478bd9Sstevel@tonic-gate #define MF_IMPL_HASH	0x00001000	/* implicit: underlying hash database */
12367c478bd9Sstevel@tonic-gate #define MF_IMPL_NDBM	0x00002000	/* implicit: underlying NDBM database */
12377c478bd9Sstevel@tonic-gate /* 0x00004000	*/
12387c478bd9Sstevel@tonic-gate #define MF_APPEND	0x00008000	/* append new entry on rebuild */
12397c478bd9Sstevel@tonic-gate #define MF_KEEPQUOTES	0x00010000	/* don't dequote key before lookup */
12407c478bd9Sstevel@tonic-gate #define MF_NODEFER	0x00020000	/* don't defer if map lookup fails */
12417c478bd9Sstevel@tonic-gate #define MF_REGEX_NOT	0x00040000	/* regular expression negation */
12427c478bd9Sstevel@tonic-gate #define MF_DEFER	0x00080000	/* don't lookup map in defer mode */
12437c478bd9Sstevel@tonic-gate #define MF_SINGLEMATCH	0x00100000	/* successful only if match one key */
124449218d4fSjbeck #define MF_SINGLEDN	0x00200000	/* only one match, but multi values */
12457c478bd9Sstevel@tonic-gate #define MF_FILECLASS	0x00400000	/* this is a file class map */
12467c478bd9Sstevel@tonic-gate #define MF_OPENBOGUS	0x00800000	/* open failed, don't call map_close */
12477c478bd9Sstevel@tonic-gate #define MF_CLOSING	0x01000000	/* map is being closed */
12487c478bd9Sstevel@tonic-gate 
12497c478bd9Sstevel@tonic-gate #define DYNOPENMAP(map) if (!bitset(MF_OPEN, (map)->map_mflags)) \
12507c478bd9Sstevel@tonic-gate 	{	\
12517c478bd9Sstevel@tonic-gate 		if (!openmap(map))	\
12527c478bd9Sstevel@tonic-gate 			return NULL;	\
12537c478bd9Sstevel@tonic-gate 	}
12547c478bd9Sstevel@tonic-gate 
12557c478bd9Sstevel@tonic-gate 
12567c478bd9Sstevel@tonic-gate /* indices for map_actions */
12577c478bd9Sstevel@tonic-gate #define MA_NOTFOUND	0		/* member map returned "not found" */
12587c478bd9Sstevel@tonic-gate #define MA_UNAVAIL	1		/* member map is not available */
12597c478bd9Sstevel@tonic-gate #define MA_TRYAGAIN	2		/* member map returns temp failure */
12607c478bd9Sstevel@tonic-gate 
12617c478bd9Sstevel@tonic-gate /* macros to handle MapTempFail */
12627c478bd9Sstevel@tonic-gate #define BIT_IS_MTP	0x01	/* temp.failure occurred */
12637c478bd9Sstevel@tonic-gate #define BIT_ASK_MTP	0x02	/* do we care about MapTempFail? */
12647c478bd9Sstevel@tonic-gate #define RESET_MAPTEMPFAIL	MapTempFail = 0
12657c478bd9Sstevel@tonic-gate #define INIT_MAPTEMPFAIL	MapTempFail = BIT_ASK_MTP
12667c478bd9Sstevel@tonic-gate #define SET_MAPTEMPFAIL		MapTempFail |= BIT_IS_MTP
12677c478bd9Sstevel@tonic-gate #define IS_MAPTEMPFAIL		bitset(BIT_IS_MTP, MapTempFail)
12687c478bd9Sstevel@tonic-gate #define ASK_MAPTEMPFAIL		bitset(BIT_ASK_MTP, MapTempFail)
12697c478bd9Sstevel@tonic-gate 
12707c478bd9Sstevel@tonic-gate /*
12717c478bd9Sstevel@tonic-gate **  The class of a map -- essentially the functions to call
12727c478bd9Sstevel@tonic-gate */
12737c478bd9Sstevel@tonic-gate 
12747c478bd9Sstevel@tonic-gate MAPCLASS
12757c478bd9Sstevel@tonic-gate {
12767c478bd9Sstevel@tonic-gate 	char	*map_cname;		/* name of this map class */
12777c478bd9Sstevel@tonic-gate 	char	*map_ext;		/* extension for database file */
12787c478bd9Sstevel@tonic-gate 	short	map_cflags;		/* flag bits, see below */
12797c478bd9Sstevel@tonic-gate 	bool	(*map_parse)__P((MAP *, char *));
12807c478bd9Sstevel@tonic-gate 					/* argument parsing function */
12817c478bd9Sstevel@tonic-gate 	char	*(*map_lookup)__P((MAP *, char *, char **, int *));
12827c478bd9Sstevel@tonic-gate 					/* lookup function */
12837c478bd9Sstevel@tonic-gate 	void	(*map_store)__P((MAP *, char *, char *));
12847c478bd9Sstevel@tonic-gate 					/* store function */
12857c478bd9Sstevel@tonic-gate 	bool	(*map_open)__P((MAP *, int));
12867c478bd9Sstevel@tonic-gate 					/* open function */
12877c478bd9Sstevel@tonic-gate 	void	(*map_close)__P((MAP *));
12887c478bd9Sstevel@tonic-gate 					/* close function */
12897c478bd9Sstevel@tonic-gate };
12907c478bd9Sstevel@tonic-gate 
12917c478bd9Sstevel@tonic-gate /* bit values for map_cflags */
12927c478bd9Sstevel@tonic-gate #define MCF_ALIASOK	0x0001		/* can be used for aliases */
12937c478bd9Sstevel@tonic-gate #define MCF_ALIASONLY	0x0002		/* usable only for aliases */
12947c478bd9Sstevel@tonic-gate #define MCF_REBUILDABLE	0x0004		/* can rebuild alias files */
12957c478bd9Sstevel@tonic-gate #define MCF_OPTFILE	0x0008		/* file name is optional */
12967c478bd9Sstevel@tonic-gate #define MCF_NOTPERSIST	0x0010		/* don't keep map open all the time */
12977c478bd9Sstevel@tonic-gate 
12987c478bd9Sstevel@tonic-gate /* functions */
12997c478bd9Sstevel@tonic-gate extern void	closemaps __P((bool));
13007c478bd9Sstevel@tonic-gate extern bool	impl_map_open __P((MAP *, int));
13017c478bd9Sstevel@tonic-gate extern void	initmaps __P((void));
13027c478bd9Sstevel@tonic-gate extern MAP	*makemapentry __P((char *));
13037c478bd9Sstevel@tonic-gate extern void	maplocaluser __P((ADDRESS *, ADDRESS **, int, ENVELOPE *));
13047c478bd9Sstevel@tonic-gate extern char	*map_rewrite __P((MAP *, const char *, size_t, char **));
13057c478bd9Sstevel@tonic-gate #if NETINFO
13067c478bd9Sstevel@tonic-gate extern char	*ni_propval __P((char *, char *, char *, char *, int));
13077c478bd9Sstevel@tonic-gate #endif /* NETINFO */
13087c478bd9Sstevel@tonic-gate extern bool	openmap __P((MAP *));
1309058561cbSjbeck extern int	udbexpand __P((ADDRESS *, ADDRESS **, int, ENVELOPE *));
13107c478bd9Sstevel@tonic-gate #if USERDB
13117c478bd9Sstevel@tonic-gate extern void	_udbx_close __P((void));
13127c478bd9Sstevel@tonic-gate extern char	*udbsender __P((char *, SM_RPOOL_T *));
13137c478bd9Sstevel@tonic-gate #endif /* USERDB */
13147c478bd9Sstevel@tonic-gate 
13157c478bd9Sstevel@tonic-gate /*
13167c478bd9Sstevel@tonic-gate **  LDAP related items
13177c478bd9Sstevel@tonic-gate */
13187c478bd9Sstevel@tonic-gate #if LDAPMAP
13197c478bd9Sstevel@tonic-gate /* struct defining LDAP Auth Methods */
13207c478bd9Sstevel@tonic-gate struct lamvalues
13217c478bd9Sstevel@tonic-gate {
13227c478bd9Sstevel@tonic-gate 	char	*lam_name;	/* name of LDAP auth method */
13237c478bd9Sstevel@tonic-gate 	int	lam_code;	/* numeric code */
13247c478bd9Sstevel@tonic-gate };
13257c478bd9Sstevel@tonic-gate 
13267c478bd9Sstevel@tonic-gate /* struct defining LDAP Alias Dereferencing */
13277c478bd9Sstevel@tonic-gate struct ladvalues
13287c478bd9Sstevel@tonic-gate {
13297c478bd9Sstevel@tonic-gate 	char	*lad_name;	/* name of LDAP alias dereferencing method */
13307c478bd9Sstevel@tonic-gate 	int	lad_code;	/* numeric code */
13317c478bd9Sstevel@tonic-gate };
13327c478bd9Sstevel@tonic-gate 
13337c478bd9Sstevel@tonic-gate /* struct defining LDAP Search Scope */
13347c478bd9Sstevel@tonic-gate struct lssvalues
13357c478bd9Sstevel@tonic-gate {
13367c478bd9Sstevel@tonic-gate 	char	*lss_name;	/* name of LDAP search scope */
13377c478bd9Sstevel@tonic-gate 	int	lss_code;	/* numeric code */
13387c478bd9Sstevel@tonic-gate };
13397c478bd9Sstevel@tonic-gate 
13407c478bd9Sstevel@tonic-gate /* functions */
13417c478bd9Sstevel@tonic-gate extern bool	ldapmap_parseargs __P((MAP *, char *));
13427c478bd9Sstevel@tonic-gate extern void	ldapmap_set_defaults __P((char *));
13437c478bd9Sstevel@tonic-gate #endif /* LDAPMAP */
13447c478bd9Sstevel@tonic-gate 
13457c478bd9Sstevel@tonic-gate /*
13467c478bd9Sstevel@tonic-gate **  PH related items
13477c478bd9Sstevel@tonic-gate */
13487c478bd9Sstevel@tonic-gate 
13497c478bd9Sstevel@tonic-gate #if PH_MAP
13507c478bd9Sstevel@tonic-gate 
13517c478bd9Sstevel@tonic-gate # include <phclient.h>
13527c478bd9Sstevel@tonic-gate 
13537c478bd9Sstevel@tonic-gate struct ph_map_struct
13547c478bd9Sstevel@tonic-gate {
13557c478bd9Sstevel@tonic-gate 	char	*ph_servers;	 /* list of ph servers */
13567c478bd9Sstevel@tonic-gate 	char	*ph_field_list;	 /* list of fields to search for match */
13577c478bd9Sstevel@tonic-gate 	PH	*ph;		 /* PH server handle */
13587c478bd9Sstevel@tonic-gate 	int	ph_fastclose;	 /* send "quit" command on close */
13597c478bd9Sstevel@tonic-gate 	time_t	ph_timeout;	 /* timeout interval */
13607c478bd9Sstevel@tonic-gate };
13617c478bd9Sstevel@tonic-gate typedef struct ph_map_struct	PH_MAP_STRUCT;
13627c478bd9Sstevel@tonic-gate 
13637c478bd9Sstevel@tonic-gate #endif /* PH_MAP */
13647c478bd9Sstevel@tonic-gate 
13657c478bd9Sstevel@tonic-gate /*
13667c478bd9Sstevel@tonic-gate **  Regular UNIX sockaddrs are too small to handle ISO addresses, so
13677c478bd9Sstevel@tonic-gate **  we are forced to declare a supertype here.
13687c478bd9Sstevel@tonic-gate */
13697c478bd9Sstevel@tonic-gate 
13707c478bd9Sstevel@tonic-gate #if NETINET || NETINET6 || NETUNIX || NETISO || NETNS || NETX25
13717c478bd9Sstevel@tonic-gate union bigsockaddr
13727c478bd9Sstevel@tonic-gate {
13737c478bd9Sstevel@tonic-gate 	struct sockaddr		sa;	/* general version */
13747c478bd9Sstevel@tonic-gate # if NETUNIX
13757c478bd9Sstevel@tonic-gate 	struct sockaddr_un	sunix;	/* UNIX family */
13767c478bd9Sstevel@tonic-gate # endif /* NETUNIX */
13777c478bd9Sstevel@tonic-gate # if NETINET
13787c478bd9Sstevel@tonic-gate 	struct sockaddr_in	sin;	/* INET family */
13797c478bd9Sstevel@tonic-gate # endif /* NETINET */
13807c478bd9Sstevel@tonic-gate # if NETINET6
13817c478bd9Sstevel@tonic-gate 	struct sockaddr_in6	sin6;	/* INET/IPv6 */
13827c478bd9Sstevel@tonic-gate # endif /* NETINET6 */
13837c478bd9Sstevel@tonic-gate # if NETISO
13847c478bd9Sstevel@tonic-gate 	struct sockaddr_iso	siso;	/* ISO family */
13857c478bd9Sstevel@tonic-gate # endif /* NETISO */
13867c478bd9Sstevel@tonic-gate # if NETNS
13877c478bd9Sstevel@tonic-gate 	struct sockaddr_ns	sns;	/* XNS family */
13887c478bd9Sstevel@tonic-gate # endif /* NETNS */
13897c478bd9Sstevel@tonic-gate # if NETX25
13907c478bd9Sstevel@tonic-gate 	struct sockaddr_x25	sx25;	/* X.25 family */
13917c478bd9Sstevel@tonic-gate # endif /* NETX25 */
13927c478bd9Sstevel@tonic-gate };
13937c478bd9Sstevel@tonic-gate 
13947c478bd9Sstevel@tonic-gate # define SOCKADDR	union bigsockaddr
13957c478bd9Sstevel@tonic-gate 
13967c478bd9Sstevel@tonic-gate /* functions */
13977c478bd9Sstevel@tonic-gate extern char	*anynet_ntoa __P((SOCKADDR *));
13987c478bd9Sstevel@tonic-gate # if NETINET6
13997c478bd9Sstevel@tonic-gate extern char	*anynet_ntop __P((struct in6_addr *, char *, size_t));
14007c478bd9Sstevel@tonic-gate extern int	anynet_pton __P((int, const char *, void *));
14017c478bd9Sstevel@tonic-gate # endif /* NETINET6 */
14027c478bd9Sstevel@tonic-gate extern char	*hostnamebyanyaddr __P((SOCKADDR *));
14037c478bd9Sstevel@tonic-gate extern char	*validate_connection __P((SOCKADDR *, char *, ENVELOPE *));
14047c478bd9Sstevel@tonic-gate # if SASL >= 20000
14057c478bd9Sstevel@tonic-gate extern bool	iptostring __P((SOCKADDR *, SOCKADDR_LEN_T, char *, unsigned));
14067c478bd9Sstevel@tonic-gate # endif /* SASL >= 20000 */
14077c478bd9Sstevel@tonic-gate 
14087c478bd9Sstevel@tonic-gate #endif /* NETINET || NETINET6 || NETUNIX || NETISO || NETNS || NETX25 */
14097c478bd9Sstevel@tonic-gate 
14107c478bd9Sstevel@tonic-gate /*
14117c478bd9Sstevel@tonic-gate **  Process List (proclist)
14127c478bd9Sstevel@tonic-gate */
14137c478bd9Sstevel@tonic-gate 
14147c478bd9Sstevel@tonic-gate #define NO_PID		((pid_t) 0)
14157c478bd9Sstevel@tonic-gate #ifndef PROC_LIST_SEG
14167c478bd9Sstevel@tonic-gate # define PROC_LIST_SEG	32		/* number of pids to alloc at a time */
14177c478bd9Sstevel@tonic-gate #endif /* ! PROC_LIST_SEG */
14187c478bd9Sstevel@tonic-gate 
14197c478bd9Sstevel@tonic-gate /* process types */
14207c478bd9Sstevel@tonic-gate #define PROC_NONE		0
14217c478bd9Sstevel@tonic-gate #define PROC_DAEMON		1
14227c478bd9Sstevel@tonic-gate #define PROC_DAEMON_CHILD	2
14237c478bd9Sstevel@tonic-gate #define PROC_QUEUE		3
14247c478bd9Sstevel@tonic-gate #define PROC_QUEUE_CHILD	3
14257c478bd9Sstevel@tonic-gate #define PROC_CONTROL		4
14267c478bd9Sstevel@tonic-gate #define PROC_CONTROL_CHILD	5
14277c478bd9Sstevel@tonic-gate 
14287c478bd9Sstevel@tonic-gate /* functions */
14297c478bd9Sstevel@tonic-gate extern void	proc_list_add __P((pid_t, char *, int, int, int, SOCKADDR *));
14307c478bd9Sstevel@tonic-gate extern void	proc_list_clear __P((void));
14317c478bd9Sstevel@tonic-gate extern void	proc_list_display __P((SM_FILE_T *, char *));
14327c478bd9Sstevel@tonic-gate extern void	proc_list_drop __P((pid_t, int, int *));
14337c478bd9Sstevel@tonic-gate extern void	proc_list_probe __P((void));
14347c478bd9Sstevel@tonic-gate extern void	proc_list_set __P((pid_t, char *));
14357c478bd9Sstevel@tonic-gate extern void	proc_list_signal __P((int, int));
14367c478bd9Sstevel@tonic-gate 
14377c478bd9Sstevel@tonic-gate /*
14387c478bd9Sstevel@tonic-gate **  Symbol table definitions
14397c478bd9Sstevel@tonic-gate */
14407c478bd9Sstevel@tonic-gate 
14417c478bd9Sstevel@tonic-gate struct symtab
14427c478bd9Sstevel@tonic-gate {
14437c478bd9Sstevel@tonic-gate 	char		*s_name;	/* name to be entered */
14447c478bd9Sstevel@tonic-gate 	short		s_symtype;	/* general type (see below) */
14457c478bd9Sstevel@tonic-gate 	struct symtab	*s_next;	/* pointer to next in chain */
14467c478bd9Sstevel@tonic-gate 	union
14477c478bd9Sstevel@tonic-gate 	{
14487c478bd9Sstevel@tonic-gate 		BITMAP256	sv_class;	/* bit-map of word classes */
14497c478bd9Sstevel@tonic-gate 		ADDRESS		*sv_addr;	/* pointer to address header */
14507c478bd9Sstevel@tonic-gate 		MAILER		*sv_mailer;	/* pointer to mailer */
14517c478bd9Sstevel@tonic-gate 		char		*sv_alias;	/* alias */
14527c478bd9Sstevel@tonic-gate 		MAPCLASS	sv_mapclass;	/* mapping function class */
14537c478bd9Sstevel@tonic-gate 		MAP		sv_map;		/* mapping function */
14547c478bd9Sstevel@tonic-gate 		HOSTSIG_T	sv_hostsig;	/* host signature */
14557c478bd9Sstevel@tonic-gate 		MCI		sv_mci;		/* mailer connection info */
14567c478bd9Sstevel@tonic-gate 		NAMECANON	sv_namecanon;	/* canonical name cache */
14577c478bd9Sstevel@tonic-gate 		int		sv_macro;	/* macro name => id mapping */
14587c478bd9Sstevel@tonic-gate 		int		sv_ruleset;	/* ruleset index */
14597c478bd9Sstevel@tonic-gate 		struct hdrinfo	sv_header;	/* header metainfo */
14607c478bd9Sstevel@tonic-gate 		char		*sv_service[MAXMAPSTACK]; /* service switch */
14617c478bd9Sstevel@tonic-gate #if LDAPMAP
14627c478bd9Sstevel@tonic-gate 		MAP		*sv_lmap;	/* Maps for LDAP connection */
14637c478bd9Sstevel@tonic-gate #endif /* LDAPMAP */
14647c478bd9Sstevel@tonic-gate #if SOCKETMAP
14657c478bd9Sstevel@tonic-gate 		MAP		*sv_socketmap;	/* Maps for SOCKET connection */
14667c478bd9Sstevel@tonic-gate #endif /* SOCKETMAP */
14677c478bd9Sstevel@tonic-gate #if MILTER
14687c478bd9Sstevel@tonic-gate 		struct milter	*sv_milter;	/* milter filter name */
14697c478bd9Sstevel@tonic-gate #endif /* MILTER */
14707c478bd9Sstevel@tonic-gate 		QUEUEGRP	*sv_queue;	/* pointer to queue */
14717c478bd9Sstevel@tonic-gate 	}	s_value;
14727c478bd9Sstevel@tonic-gate };
14737c478bd9Sstevel@tonic-gate 
14747c478bd9Sstevel@tonic-gate typedef struct symtab	STAB;
14757c478bd9Sstevel@tonic-gate 
14767c478bd9Sstevel@tonic-gate /* symbol types */
14777c478bd9Sstevel@tonic-gate #define ST_UNDEF	0	/* undefined type */
14787c478bd9Sstevel@tonic-gate #define ST_CLASS	1	/* class map */
14797c478bd9Sstevel@tonic-gate #define ST_ADDRESS	2	/* an address in parsed format */
14807c478bd9Sstevel@tonic-gate #define ST_MAILER	3	/* a mailer header */
14817c478bd9Sstevel@tonic-gate #define ST_ALIAS	4	/* an alias */
14827c478bd9Sstevel@tonic-gate #define ST_MAPCLASS	5	/* mapping function class */
14837c478bd9Sstevel@tonic-gate #define ST_MAP		6	/* mapping function */
14847c478bd9Sstevel@tonic-gate #define ST_HOSTSIG	7	/* host signature */
14857c478bd9Sstevel@tonic-gate #define ST_NAMECANON	8	/* cached canonical name */
14867c478bd9Sstevel@tonic-gate #define ST_MACRO	9	/* macro name to id mapping */
14877c478bd9Sstevel@tonic-gate #define ST_RULESET	10	/* ruleset index */
14887c478bd9Sstevel@tonic-gate #define ST_SERVICE	11	/* service switch entry */
14897c478bd9Sstevel@tonic-gate #define ST_HEADER	12	/* special header flags */
14907c478bd9Sstevel@tonic-gate #if LDAPMAP
14917c478bd9Sstevel@tonic-gate # define ST_LMAP	13	/* List head of maps for LDAP connection */
14927c478bd9Sstevel@tonic-gate #endif /* LDAPMAP */
14937c478bd9Sstevel@tonic-gate #if MILTER
14947c478bd9Sstevel@tonic-gate # define ST_MILTER	14	/* milter filter */
14957c478bd9Sstevel@tonic-gate #endif /* MILTER */
14967c478bd9Sstevel@tonic-gate #define ST_QUEUE	15	/* a queue entry */
14977c478bd9Sstevel@tonic-gate 
14987c478bd9Sstevel@tonic-gate #if SOCKETMAP
14997c478bd9Sstevel@tonic-gate # define ST_SOCKETMAP   16      /* List head of maps for SOCKET connection */
15007c478bd9Sstevel@tonic-gate #endif /* SOCKETMAP */
15017c478bd9Sstevel@tonic-gate 
15027c478bd9Sstevel@tonic-gate /* This entry must be last */
15037c478bd9Sstevel@tonic-gate #define ST_MCI		17	/* mailer connection info (offset) */
15047c478bd9Sstevel@tonic-gate 
15057c478bd9Sstevel@tonic-gate #define s_class		s_value.sv_class
15067c478bd9Sstevel@tonic-gate #define s_address	s_value.sv_addr
15077c478bd9Sstevel@tonic-gate #define s_mailer	s_value.sv_mailer
15087c478bd9Sstevel@tonic-gate #define s_alias		s_value.sv_alias
15097c478bd9Sstevel@tonic-gate #define s_mci		s_value.sv_mci
15107c478bd9Sstevel@tonic-gate #define s_mapclass	s_value.sv_mapclass
15117c478bd9Sstevel@tonic-gate #define s_hostsig	s_value.sv_hostsig
15127c478bd9Sstevel@tonic-gate #define s_map		s_value.sv_map
15137c478bd9Sstevel@tonic-gate #define s_namecanon	s_value.sv_namecanon
15147c478bd9Sstevel@tonic-gate #define s_macro		s_value.sv_macro
15157c478bd9Sstevel@tonic-gate #define s_ruleset	s_value.sv_ruleset
15167c478bd9Sstevel@tonic-gate #define s_service	s_value.sv_service
15177c478bd9Sstevel@tonic-gate #define s_header	s_value.sv_header
15187c478bd9Sstevel@tonic-gate #if LDAPMAP
15197c478bd9Sstevel@tonic-gate # define s_lmap		s_value.sv_lmap
15207c478bd9Sstevel@tonic-gate #endif /* LDAPMAP */
15217c478bd9Sstevel@tonic-gate #if SOCKETMAP
15227c478bd9Sstevel@tonic-gate # define s_socketmap    s_value.sv_socketmap
15237c478bd9Sstevel@tonic-gate #endif /* SOCKETMAP */
15247c478bd9Sstevel@tonic-gate #if MILTER
15257c478bd9Sstevel@tonic-gate # define s_milter	s_value.sv_milter
15267c478bd9Sstevel@tonic-gate #endif /* MILTER */
15277c478bd9Sstevel@tonic-gate #define s_quegrp	s_value.sv_queue
15287c478bd9Sstevel@tonic-gate 
15297c478bd9Sstevel@tonic-gate /* opcodes to stab */
15307c478bd9Sstevel@tonic-gate #define ST_FIND		0	/* find entry */
15317c478bd9Sstevel@tonic-gate #define ST_ENTER	1	/* enter if not there */
15327c478bd9Sstevel@tonic-gate 
15337c478bd9Sstevel@tonic-gate /* functions */
15347c478bd9Sstevel@tonic-gate extern STAB	*stab __P((char *, int, int));
15357c478bd9Sstevel@tonic-gate extern void	stabapply __P((void (*)(STAB *, int), int));
15367c478bd9Sstevel@tonic-gate 
15377c478bd9Sstevel@tonic-gate /*
15387c478bd9Sstevel@tonic-gate **  Operation, send, error, and MIME modes
15397c478bd9Sstevel@tonic-gate **
15407c478bd9Sstevel@tonic-gate **	The operation mode describes the basic operation of sendmail.
15417c478bd9Sstevel@tonic-gate **	This can be set from the command line, and is "send mail" by
15427c478bd9Sstevel@tonic-gate **	default.
15437c478bd9Sstevel@tonic-gate **
15447c478bd9Sstevel@tonic-gate **	The send mode tells how to send mail.  It can be set in the
15457c478bd9Sstevel@tonic-gate **	configuration file.  Its setting determines how quickly the
15467c478bd9Sstevel@tonic-gate **	mail will be delivered versus the load on your system.  If the
15477c478bd9Sstevel@tonic-gate **	-v (verbose) flag is given, it will be forced to SM_DELIVER
15487c478bd9Sstevel@tonic-gate **	mode.
15497c478bd9Sstevel@tonic-gate **
15507c478bd9Sstevel@tonic-gate **	The error mode tells how to return errors.
15517c478bd9Sstevel@tonic-gate */
15527c478bd9Sstevel@tonic-gate 
15537c478bd9Sstevel@tonic-gate #define MD_DELIVER	'm'		/* be a mail sender */
15547c478bd9Sstevel@tonic-gate #define MD_SMTP		's'		/* run SMTP on standard input */
15557c478bd9Sstevel@tonic-gate #define MD_ARPAFTP	'a'		/* obsolete ARPANET mode (Grey Book) */
15567c478bd9Sstevel@tonic-gate #define MD_DAEMON	'd'		/* run as a daemon */
15577c478bd9Sstevel@tonic-gate #define MD_FGDAEMON	'D'		/* run daemon in foreground */
1558d4660949Sjbeck #define MD_LOCAL	'l'		/* like daemon, but localhost only */
15597c478bd9Sstevel@tonic-gate #define MD_VERIFY	'v'		/* verify: don't collect or deliver */
15607c478bd9Sstevel@tonic-gate #define MD_TEST		't'		/* test mode: resolve addrs only */
15617c478bd9Sstevel@tonic-gate #define MD_INITALIAS	'i'		/* initialize alias database */
15627c478bd9Sstevel@tonic-gate #define MD_PRINT	'p'		/* print the queue */
15637c478bd9Sstevel@tonic-gate #define MD_PRINTNQE	'P'		/* print number of entries in queue */
15647c478bd9Sstevel@tonic-gate #define MD_FREEZE	'z'		/* freeze the configuration file */
15657c478bd9Sstevel@tonic-gate #define MD_HOSTSTAT	'h'		/* print persistent host stat info */
15667c478bd9Sstevel@tonic-gate #define MD_PURGESTAT	'H'		/* purge persistent host stat info */
15677c478bd9Sstevel@tonic-gate #define MD_QUEUERUN	'q'		/* queue run */
1568*e9af4bc0SJohn Beck #define MD_CHECKCONFIG	'C'		/* check configuration file */
15697c478bd9Sstevel@tonic-gate 
1570d4660949Sjbeck #if _FFR_LOCAL_DAEMON
1571d4660949Sjbeck EXTERN bool	LocalDaemon;
1572d4660949Sjbeck #else /* _FFR_LOCAL_DAEMON */
1573d4660949Sjbeck # define LocalDaemon	false
1574d4660949Sjbeck #endif /* _FFR_LOCAL_DAEMON */
1575d4660949Sjbeck 
15767c478bd9Sstevel@tonic-gate /* Note: see also include/sendmail/pathnames.h: GET_CLIENT_CF */
15777c478bd9Sstevel@tonic-gate 
15787c478bd9Sstevel@tonic-gate /* values for e_sendmode -- send modes */
15797c478bd9Sstevel@tonic-gate #define SM_DELIVER	'i'		/* interactive delivery */
15807c478bd9Sstevel@tonic-gate #define SM_FORK		'b'		/* deliver in background */
1581445f2479Sjbeck #if _FFR_DM_ONE
1582445f2479Sjbeck #define SM_DM_ONE	'o' /* deliver first TA in background, then queue */
1583445f2479Sjbeck #endif /* _FFR_DM_ONE */
15847c478bd9Sstevel@tonic-gate #define SM_QUEUE	'q'		/* queue, don't deliver */
15857c478bd9Sstevel@tonic-gate #define SM_DEFER	'd'		/* defer map lookups as well as queue */
15867c478bd9Sstevel@tonic-gate #define SM_VERIFY	'v'		/* verify only (used internally) */
158749218d4fSjbeck #define DM_NOTSET	(-1)	/* DeliveryMode (per daemon) option not set */
15887c478bd9Sstevel@tonic-gate 
15897c478bd9Sstevel@tonic-gate #define WILL_BE_QUEUED(m)	((m) == SM_QUEUE || (m) == SM_DEFER)
15907c478bd9Sstevel@tonic-gate 
15917c478bd9Sstevel@tonic-gate /* used only as a parameter to sendall */
15927c478bd9Sstevel@tonic-gate #define SM_DEFAULT	'\0'		/* unspecified, use SendMode */
15937c478bd9Sstevel@tonic-gate 
15947c478bd9Sstevel@tonic-gate /* functions */
15957c478bd9Sstevel@tonic-gate extern void	set_delivery_mode __P((int, ENVELOPE *));
15967c478bd9Sstevel@tonic-gate 
15977c478bd9Sstevel@tonic-gate /* values for e_errormode -- error handling modes */
15987c478bd9Sstevel@tonic-gate #define EM_PRINT	'p'		/* print errors */
15997c478bd9Sstevel@tonic-gate #define EM_MAIL		'm'		/* mail back errors */
16007c478bd9Sstevel@tonic-gate #define EM_WRITE	'w'		/* write back errors */
16017c478bd9Sstevel@tonic-gate #define EM_BERKNET	'e'		/* special berknet processing */
16027c478bd9Sstevel@tonic-gate #define EM_QUIET	'q'		/* don't print messages (stat only) */
16037c478bd9Sstevel@tonic-gate 
16047c478bd9Sstevel@tonic-gate 
16057c478bd9Sstevel@tonic-gate /* bit values for MimeMode */
16067c478bd9Sstevel@tonic-gate #define MM_CVTMIME	0x0001		/* convert 8 to 7 bit MIME */
16077c478bd9Sstevel@tonic-gate #define MM_PASS8BIT	0x0002		/* just send 8 bit data blind */
16087c478bd9Sstevel@tonic-gate #define MM_MIME8BIT	0x0004		/* convert 8-bit data to MIME */
16097c478bd9Sstevel@tonic-gate 
16107c478bd9Sstevel@tonic-gate 
16117c478bd9Sstevel@tonic-gate /* how to handle messages without any recipient addresses */
16127c478bd9Sstevel@tonic-gate #define NRA_NO_ACTION		0	/* just leave it as is */
16137c478bd9Sstevel@tonic-gate #define NRA_ADD_TO		1	/* add To: header */
16147c478bd9Sstevel@tonic-gate #define NRA_ADD_APPARENTLY_TO	2	/* add Apparently-To: header */
16157c478bd9Sstevel@tonic-gate #define NRA_ADD_BCC		3	/* add empty Bcc: header */
16167c478bd9Sstevel@tonic-gate #define NRA_ADD_TO_UNDISCLOSED	4	/* add To: undisclosed:; header */
16177c478bd9Sstevel@tonic-gate 
16187c478bd9Sstevel@tonic-gate 
16197c478bd9Sstevel@tonic-gate /* flags to putxline */
16207c478bd9Sstevel@tonic-gate #define PXLF_NOTHINGSPECIAL	0	/* no special mapping */
16217c478bd9Sstevel@tonic-gate #define PXLF_MAPFROM		0x0001	/* map From_ to >From_ */
16227c478bd9Sstevel@tonic-gate #define PXLF_STRIP8BIT		0x0002	/* strip 8th bit */
16237c478bd9Sstevel@tonic-gate #define PXLF_HEADER		0x0004	/* map newlines in headers */
16247c478bd9Sstevel@tonic-gate #define PXLF_NOADDEOL		0x0008	/* if EOL not present, don't add one */
1625058561cbSjbeck #define PXLF_STRIPMQUOTE	0x0010	/* strip METAQUOTEs */
16267c478bd9Sstevel@tonic-gate 
16277c478bd9Sstevel@tonic-gate /*
16287c478bd9Sstevel@tonic-gate **  Privacy flags
16297c478bd9Sstevel@tonic-gate **	These are bit values for the PrivacyFlags word.
16307c478bd9Sstevel@tonic-gate */
16317c478bd9Sstevel@tonic-gate 
16327c478bd9Sstevel@tonic-gate #define PRIV_PUBLIC		0		/* what have I got to hide? */
16337c478bd9Sstevel@tonic-gate #define PRIV_NEEDMAILHELO	0x00000001	/* insist on HELO for MAIL */
16347c478bd9Sstevel@tonic-gate #define PRIV_NEEDEXPNHELO	0x00000002	/* insist on HELO for EXPN */
16357c478bd9Sstevel@tonic-gate #define PRIV_NEEDVRFYHELO	0x00000004	/* insist on HELO for VRFY */
16367c478bd9Sstevel@tonic-gate #define PRIV_NOEXPN		0x00000008	/* disallow EXPN command */
16377c478bd9Sstevel@tonic-gate #define PRIV_NOVRFY		0x00000010	/* disallow VRFY command */
16387c478bd9Sstevel@tonic-gate #define PRIV_AUTHWARNINGS	0x00000020	/* flag possible auth probs */
16397c478bd9Sstevel@tonic-gate #define PRIV_NOVERB		0x00000040	/* disallow VERB command */
16407c478bd9Sstevel@tonic-gate #define PRIV_RESTRICTMAILQ	0x00010000	/* restrict mailq command */
16417c478bd9Sstevel@tonic-gate #define PRIV_RESTRICTQRUN	0x00020000	/* restrict queue run */
16427c478bd9Sstevel@tonic-gate #define PRIV_RESTRICTEXPAND	0x00040000	/* restrict alias/forward expansion */
16437c478bd9Sstevel@tonic-gate #define PRIV_NOETRN		0x00080000	/* disallow ETRN command */
16447c478bd9Sstevel@tonic-gate #define PRIV_NOBODYRETN		0x00100000	/* do not return bodies on bounces */
16457c478bd9Sstevel@tonic-gate #define PRIV_NORECEIPTS		0x00200000	/* disallow return receipts */
1646058561cbSjbeck #define PRIV_NOACTUALRECIPIENT	0x00400000 /* no X-Actual-Recipient in DSNs */
16477c478bd9Sstevel@tonic-gate 
16484aac33d3Sjbeck /* don't give no info, anyway, anyhow (in the main SMTP transaction) */
16497c478bd9Sstevel@tonic-gate #define PRIV_GOAWAY		0x0000ffff
16507c478bd9Sstevel@tonic-gate 
16517c478bd9Sstevel@tonic-gate /* struct defining such things */
16527c478bd9Sstevel@tonic-gate struct prival
16537c478bd9Sstevel@tonic-gate {
16547c478bd9Sstevel@tonic-gate 	char		*pv_name;	/* name of privacy flag */
16557c478bd9Sstevel@tonic-gate 	unsigned long	pv_flag;	/* numeric level */
16567c478bd9Sstevel@tonic-gate };
16577c478bd9Sstevel@tonic-gate 
16587c478bd9Sstevel@tonic-gate EXTERN unsigned long	PrivacyFlags;	/* privacy flags */
16597c478bd9Sstevel@tonic-gate 
16607c478bd9Sstevel@tonic-gate 
16617c478bd9Sstevel@tonic-gate /*
16627c478bd9Sstevel@tonic-gate **  Flags passed to remotename, parseaddr, allocaddr, and buildaddr.
16637c478bd9Sstevel@tonic-gate */
16647c478bd9Sstevel@tonic-gate 
16657c478bd9Sstevel@tonic-gate #define RF_SENDERADDR		0x001	/* this is a sender address */
16667c478bd9Sstevel@tonic-gate #define RF_HEADERADDR		0x002	/* this is a header address */
16677c478bd9Sstevel@tonic-gate #define RF_CANONICAL		0x004	/* strip comment information */
16687c478bd9Sstevel@tonic-gate #define RF_ADDDOMAIN		0x008	/* OK to do domain extension */
16697c478bd9Sstevel@tonic-gate #define RF_COPYPARSE		0x010	/* copy parsed user & host */
16707c478bd9Sstevel@tonic-gate #define RF_COPYPADDR		0x020	/* copy print address */
16717c478bd9Sstevel@tonic-gate #define RF_COPYALL		(RF_COPYPARSE|RF_COPYPADDR)
16727c478bd9Sstevel@tonic-gate #define RF_COPYNONE		0
1673058561cbSjbeck #define RF_RM_ADDR		0x040	/* address to be removed */
16747c478bd9Sstevel@tonic-gate 
16757c478bd9Sstevel@tonic-gate /*
16767c478bd9Sstevel@tonic-gate **  Flags passed to rscheck
16777c478bd9Sstevel@tonic-gate */
16787c478bd9Sstevel@tonic-gate 
16797c478bd9Sstevel@tonic-gate #define RSF_RMCOMM		0x0001	/* strip comments */
16807c478bd9Sstevel@tonic-gate #define RSF_UNSTRUCTURED	0x0002	/* unstructured, ignore syntax errors */
16817c478bd9Sstevel@tonic-gate #define RSF_COUNT		0x0004	/* count rejections (statistics)? */
16827c478bd9Sstevel@tonic-gate 
16837c478bd9Sstevel@tonic-gate /*
16847c478bd9Sstevel@tonic-gate **  Flags passed to mime8to7 and putheader.
16857c478bd9Sstevel@tonic-gate */
16867c478bd9Sstevel@tonic-gate 
16877c478bd9Sstevel@tonic-gate #define M87F_OUTER		0	/* outer context */
16887c478bd9Sstevel@tonic-gate #define M87F_NO8BIT		0x0001	/* can't have 8-bit in this section */
16897c478bd9Sstevel@tonic-gate #define M87F_DIGEST		0x0002	/* processing multipart/digest */
16907c478bd9Sstevel@tonic-gate #define M87F_NO8TO7		0x0004	/* don't do 8->7 bit conversions */
16917c478bd9Sstevel@tonic-gate 
16927c478bd9Sstevel@tonic-gate /* functions */
1693445f2479Sjbeck extern bool	mime7to8 __P((MCI *, HDR *, ENVELOPE *));
16943ee0e492Sjbeck extern int	mime8to7 __P((MCI *, HDR *, ENVELOPE *, char **, int, int));
16957c478bd9Sstevel@tonic-gate 
16967c478bd9Sstevel@tonic-gate /*
16977c478bd9Sstevel@tonic-gate **  Flags passed to returntosender.
16987c478bd9Sstevel@tonic-gate */
16997c478bd9Sstevel@tonic-gate 
17007c478bd9Sstevel@tonic-gate #define RTSF_NO_BODY		0	/* send headers only */
17017c478bd9Sstevel@tonic-gate #define RTSF_SEND_BODY		0x0001	/* include body of message in return */
17027c478bd9Sstevel@tonic-gate #define RTSF_PM_BOUNCE		0x0002	/* this is a postmaster bounce */
17037c478bd9Sstevel@tonic-gate 
17047c478bd9Sstevel@tonic-gate /* functions */
17057c478bd9Sstevel@tonic-gate extern int	returntosender __P((char *, ADDRESS *, int, ENVELOPE *));
17067c478bd9Sstevel@tonic-gate 
17077c478bd9Sstevel@tonic-gate /*
17087c478bd9Sstevel@tonic-gate **  Mail Filters (milter)
17097c478bd9Sstevel@tonic-gate */
17107c478bd9Sstevel@tonic-gate 
17117c478bd9Sstevel@tonic-gate /*
17127c478bd9Sstevel@tonic-gate **  32-bit type used by milter
17137c478bd9Sstevel@tonic-gate **  (needed by libmilter even if MILTER isn't defined)
17147c478bd9Sstevel@tonic-gate */
17157c478bd9Sstevel@tonic-gate 
17167c478bd9Sstevel@tonic-gate typedef SM_INT32	mi_int32;
17177c478bd9Sstevel@tonic-gate 
17187c478bd9Sstevel@tonic-gate #if MILTER
17197c478bd9Sstevel@tonic-gate # define SMFTO_WRITE	0		/* Timeout for sending information */
17207c478bd9Sstevel@tonic-gate # define SMFTO_READ	1		/* Timeout waiting for a response */
17217c478bd9Sstevel@tonic-gate # define SMFTO_EOM	2		/* Timeout for ACK/NAK to EOM */
17227c478bd9Sstevel@tonic-gate # define SMFTO_CONNECT	3		/* Timeout for connect() */
17237c478bd9Sstevel@tonic-gate 
17247c478bd9Sstevel@tonic-gate # define SMFTO_NUM_TO	4		/* Total number of timeouts */
17257c478bd9Sstevel@tonic-gate 
17267c478bd9Sstevel@tonic-gate struct milter
17277c478bd9Sstevel@tonic-gate {
17287c478bd9Sstevel@tonic-gate 	char		*mf_name;	/* filter name */
17297c478bd9Sstevel@tonic-gate 	BITMAP256	mf_flags;	/* MTA flags */
17307c478bd9Sstevel@tonic-gate 	mi_int32	mf_fvers;	/* filter version */
17317c478bd9Sstevel@tonic-gate 	mi_int32	mf_fflags;	/* filter flags */
17327c478bd9Sstevel@tonic-gate 	mi_int32	mf_pflags;	/* protocol flags */
17337c478bd9Sstevel@tonic-gate 	char		*mf_conn;	/* connection info */
17347c478bd9Sstevel@tonic-gate 	int		mf_sock;	/* connected socket */
17357c478bd9Sstevel@tonic-gate 	char		mf_state;	/* state of filter */
17367c478bd9Sstevel@tonic-gate 	time_t		mf_timeout[SMFTO_NUM_TO]; /* timeouts */
17374aac33d3Sjbeck #if _FFR_MILTER_CHECK
1738058561cbSjbeck 	/* for testing only */
1739058561cbSjbeck 	mi_int32	mf_mta_prot_version;
1740058561cbSjbeck 	mi_int32	mf_mta_prot_flags;
1741058561cbSjbeck 	mi_int32	mf_mta_actions;
17424aac33d3Sjbeck #endif /* _FFR_MILTER_CHECK */
17437c478bd9Sstevel@tonic-gate };
17447c478bd9Sstevel@tonic-gate 
17457800901eSjbeck struct milters
17467800901eSjbeck {
17477800901eSjbeck 	mi_int32	mis_flags;	/* filter flags */
17487800901eSjbeck };
17497800901eSjbeck typedef struct milters	milters_T;
17507800901eSjbeck 
17517800901eSjbeck #define MIS_FL_NONE	0x00000000	/* no requirements... */
17527800901eSjbeck #define MIS_FL_DEL_RCPT	0x00000001	/* can delete rcpt */
17537800901eSjbeck #define MIS_FL_REJ_RCPT	0x00000002	/* can reject rcpt */
17547800901eSjbeck 
17557800901eSjbeck 
17567c478bd9Sstevel@tonic-gate /* MTA flags */
17577c478bd9Sstevel@tonic-gate # define SMF_REJECT		'R'	/* Reject connection on filter fail */
17587c478bd9Sstevel@tonic-gate # define SMF_TEMPFAIL		'T'	/* tempfail connection on failure */
17597c478bd9Sstevel@tonic-gate # define SMF_TEMPDROP		'4'	/* 421 connection on failure */
17607c478bd9Sstevel@tonic-gate 
17617c478bd9Sstevel@tonic-gate EXTERN struct milter	*InputFilters[MAXFILTERS];
17627c478bd9Sstevel@tonic-gate EXTERN char		*InputFilterList;
17637c478bd9Sstevel@tonic-gate EXTERN int		MilterLogLevel;
17647c478bd9Sstevel@tonic-gate 
17657c478bd9Sstevel@tonic-gate /* functions */
17667c478bd9Sstevel@tonic-gate extern void	setup_daemon_milters __P((void));
17677c478bd9Sstevel@tonic-gate #endif /* MILTER */
17687c478bd9Sstevel@tonic-gate 
17697c478bd9Sstevel@tonic-gate /*
17707c478bd9Sstevel@tonic-gate **  Vendor codes
17717c478bd9Sstevel@tonic-gate **
17727c478bd9Sstevel@tonic-gate **	Vendors can customize sendmail to add special behaviour,
17737c478bd9Sstevel@tonic-gate **	generally for back compatibility.  Ideally, this should
17747c478bd9Sstevel@tonic-gate **	be set up in the .cf file using the "V" command.  However,
17757c478bd9Sstevel@tonic-gate **	it's quite reasonable for some vendors to want the default
17767c478bd9Sstevel@tonic-gate **	be their old version; this can be set using
17777c478bd9Sstevel@tonic-gate **		-DVENDOR_DEFAULT=VENDOR_xxx
17787c478bd9Sstevel@tonic-gate **	in the Makefile.
17797c478bd9Sstevel@tonic-gate **
17807c478bd9Sstevel@tonic-gate **	Vendors should apply to sendmail@sendmail.org for
17817c478bd9Sstevel@tonic-gate **	unique vendor codes.
17827c478bd9Sstevel@tonic-gate */
17837c478bd9Sstevel@tonic-gate 
17847c478bd9Sstevel@tonic-gate #define VENDOR_BERKELEY	1	/* Berkeley-native configuration file */
17857c478bd9Sstevel@tonic-gate #define VENDOR_SUN	2	/* Sun-native configuration file */
17867c478bd9Sstevel@tonic-gate #define VENDOR_HP	3	/* Hewlett-Packard specific config syntax */
17877c478bd9Sstevel@tonic-gate #define VENDOR_IBM	4	/* IBM specific config syntax */
17887c478bd9Sstevel@tonic-gate #define VENDOR_SENDMAIL	5	/* Sendmail, Inc. specific config syntax */
17897c478bd9Sstevel@tonic-gate #define VENDOR_DEC	6	/* Compaq, DEC, Digital */
17907c478bd9Sstevel@tonic-gate 
17917c478bd9Sstevel@tonic-gate /* prototypes for vendor-specific hook routines */
17927c478bd9Sstevel@tonic-gate extern void	vendor_daemon_setup __P((ENVELOPE *));
17937c478bd9Sstevel@tonic-gate extern void	vendor_set_uid __P((UID_T));
17947c478bd9Sstevel@tonic-gate 
17957c478bd9Sstevel@tonic-gate 
17967c478bd9Sstevel@tonic-gate /*
17977c478bd9Sstevel@tonic-gate **  Terminal escape codes.
17987c478bd9Sstevel@tonic-gate **
17997c478bd9Sstevel@tonic-gate **	To make debugging output clearer.
18007c478bd9Sstevel@tonic-gate */
18017c478bd9Sstevel@tonic-gate 
18027c478bd9Sstevel@tonic-gate struct termescape
18037c478bd9Sstevel@tonic-gate {
18047c478bd9Sstevel@tonic-gate 	char	*te_rv_on;	/* turn reverse-video on */
1805058561cbSjbeck 	char	*te_under_on;	/* turn underlining on */
1806058561cbSjbeck 	char	*te_normal;	/* revert to normal output */
18077c478bd9Sstevel@tonic-gate };
18087c478bd9Sstevel@tonic-gate 
18097c478bd9Sstevel@tonic-gate /*
18107c478bd9Sstevel@tonic-gate **  Additional definitions
18117c478bd9Sstevel@tonic-gate */
18127c478bd9Sstevel@tonic-gate 
18137c478bd9Sstevel@tonic-gate /*
18147c478bd9Sstevel@tonic-gate **  d_flags, see daemon.c
18157c478bd9Sstevel@tonic-gate **  general rule: lower case: required, upper case: No
18167c478bd9Sstevel@tonic-gate */
18177c478bd9Sstevel@tonic-gate 
18187c478bd9Sstevel@tonic-gate #define D_AUTHREQ	'a'	/* authentication required */
18197c478bd9Sstevel@tonic-gate #define D_BINDIF	'b'	/* use if_addr for outgoing connection */
18207c478bd9Sstevel@tonic-gate #define D_CANONREQ	'c'	/* canonification required (cf) */
18217c478bd9Sstevel@tonic-gate #define D_IFNHELO	'h'	/* use if name for HELO */
18227c478bd9Sstevel@tonic-gate #define D_FQMAIL	'f'	/* fq sender address required (cf) */
18237c478bd9Sstevel@tonic-gate #define D_FQRCPT	'r'	/* fq recipient address required (cf) */
18247c478bd9Sstevel@tonic-gate #define D_SMTPS		's'	/* SMTP over SSL (smtps) */
18257c478bd9Sstevel@tonic-gate #define D_UNQUALOK	'u'	/* unqualified address is ok (cf) */
18267c478bd9Sstevel@tonic-gate #define D_NOAUTH	'A'	/* no AUTH */
18277c478bd9Sstevel@tonic-gate #define D_NOCANON	'C'	/* no canonification (cf) */
18287c478bd9Sstevel@tonic-gate #define D_NOETRN	'E'	/* no ETRN (MSA) */
18297c478bd9Sstevel@tonic-gate #define D_NOTLS		'S'	/* don't use STARTTLS */
18307c478bd9Sstevel@tonic-gate #define D_ETRNONLY	((char)0x01)	/* allow only ETRN (disk low) */
18317c478bd9Sstevel@tonic-gate #define D_OPTIONAL	'O'	/* optional socket */
18327c478bd9Sstevel@tonic-gate #define D_DISABLE	((char)0x02)	/* optional socket disabled */
18337c478bd9Sstevel@tonic-gate #define D_ISSET		((char)0x03)	/* this client struct is set */
18347c478bd9Sstevel@tonic-gate 
18357c478bd9Sstevel@tonic-gate #if STARTTLS
18367c478bd9Sstevel@tonic-gate /*
18377c478bd9Sstevel@tonic-gate **  TLS
18387c478bd9Sstevel@tonic-gate */
18397c478bd9Sstevel@tonic-gate 
18407c478bd9Sstevel@tonic-gate /* what to do in the TLS initialization */
18417c478bd9Sstevel@tonic-gate #define TLS_I_NONE	0x00000000	/* no requirements... */
18427c478bd9Sstevel@tonic-gate #define TLS_I_CERT_EX	0x00000001	/* cert must exist */
18437c478bd9Sstevel@tonic-gate #define TLS_I_CERT_UNR	0x00000002	/* cert must be g/o unreadable */
18447c478bd9Sstevel@tonic-gate #define TLS_I_KEY_EX	0x00000004	/* key must exist */
18457c478bd9Sstevel@tonic-gate #define TLS_I_KEY_UNR	0x00000008	/* key must be g/o unreadable */
18467c478bd9Sstevel@tonic-gate #define TLS_I_CERTP_EX	0x00000010	/* CA cert path must exist */
18477c478bd9Sstevel@tonic-gate #define TLS_I_CERTP_UNR	0x00000020	/* CA cert path must be g/o unreadable */
18487c478bd9Sstevel@tonic-gate #define TLS_I_CERTF_EX	0x00000040	/* CA cert file must exist */
18497c478bd9Sstevel@tonic-gate #define TLS_I_CERTF_UNR	0x00000080	/* CA cert file must be g/o unreadable */
18507c478bd9Sstevel@tonic-gate #define TLS_I_RSA_TMP	0x00000100	/* RSA TMP must be generated */
18517c478bd9Sstevel@tonic-gate #define TLS_I_USE_KEY	0x00000200	/* private key must usable */
18527c478bd9Sstevel@tonic-gate #define TLS_I_USE_CERT	0x00000400	/* certificate must be usable */
18537c478bd9Sstevel@tonic-gate #define TLS_I_VRFY_PATH	0x00000800	/* load verify path must succeed */
18547c478bd9Sstevel@tonic-gate #define TLS_I_VRFY_LOC	0x00001000	/* load verify default must succeed */
18557c478bd9Sstevel@tonic-gate #define TLS_I_CACHE	0x00002000	/* require cache */
18567c478bd9Sstevel@tonic-gate #define TLS_I_TRY_DH	0x00004000	/* try DH certificate */
18577c478bd9Sstevel@tonic-gate #define TLS_I_REQ_DH	0x00008000	/* require DH certificate */
18587c478bd9Sstevel@tonic-gate #define TLS_I_DHPAR_EX	0x00010000	/* require DH parameters */
18597c478bd9Sstevel@tonic-gate #define TLS_I_DHPAR_UNR	0x00020000	/* DH param. must be g/o unreadable */
18607c478bd9Sstevel@tonic-gate #define TLS_I_DH512	0x00040000	/* generate 512bit DH param */
18617c478bd9Sstevel@tonic-gate #define TLS_I_DH1024	0x00080000	/* generate 1024bit DH param */
18627c478bd9Sstevel@tonic-gate #define TLS_I_DH2048	0x00100000	/* generate 2048bit DH param */
18637c478bd9Sstevel@tonic-gate #define TLS_I_NO_VRFY	0x00200000	/* do not require authentication */
18647c478bd9Sstevel@tonic-gate #define TLS_I_KEY_OUNR	0x00400000	/* Key must be other unreadable */
18657c478bd9Sstevel@tonic-gate #define TLS_I_CRLF_EX	0x00800000	/* CRL file must exist */
18667c478bd9Sstevel@tonic-gate #define TLS_I_CRLF_UNR	0x01000000	/* CRL file must be g/o unreadable */
18677c478bd9Sstevel@tonic-gate 
18687c478bd9Sstevel@tonic-gate /* require server cert */
18697c478bd9Sstevel@tonic-gate #define TLS_I_SRV_CERT	 (TLS_I_CERT_EX | TLS_I_KEY_EX | \
18707c478bd9Sstevel@tonic-gate 			  TLS_I_KEY_UNR | TLS_I_KEY_OUNR | \
18717c478bd9Sstevel@tonic-gate 			  TLS_I_CERTP_EX | TLS_I_CERTF_EX | \
1872445f2479Sjbeck 			  TLS_I_USE_KEY | TLS_I_USE_CERT | TLS_I_CACHE)
18737c478bd9Sstevel@tonic-gate 
18747c478bd9Sstevel@tonic-gate /* server requirements */
18757c478bd9Sstevel@tonic-gate #define TLS_I_SRV	(TLS_I_SRV_CERT | TLS_I_RSA_TMP | TLS_I_VRFY_PATH | \
1876445f2479Sjbeck 			 TLS_I_VRFY_LOC | TLS_I_TRY_DH | TLS_I_DH512 | \
1877445f2479Sjbeck 			 TLS_I_CACHE)
18787c478bd9Sstevel@tonic-gate 
18797c478bd9Sstevel@tonic-gate /* client requirements */
18807c478bd9Sstevel@tonic-gate #define TLS_I_CLT	(TLS_I_KEY_UNR | TLS_I_KEY_OUNR)
18817c478bd9Sstevel@tonic-gate 
18827c478bd9Sstevel@tonic-gate #define TLS_AUTH_OK	0
18837c478bd9Sstevel@tonic-gate #define TLS_AUTH_NO	1
18847c478bd9Sstevel@tonic-gate #define TLS_AUTH_FAIL	(-1)
18857c478bd9Sstevel@tonic-gate 
18867c478bd9Sstevel@tonic-gate /* functions */
18877c478bd9Sstevel@tonic-gate extern bool	init_tls_library __P((void));
1888*e9af4bc0SJohn Beck extern bool	inittls __P((SSL_CTX **, unsigned long, long, bool, char *, char *, char *, char *, char *));
18897c478bd9Sstevel@tonic-gate extern bool	initclttls __P((bool));
18907c478bd9Sstevel@tonic-gate extern void	setclttls __P((bool));
18917c478bd9Sstevel@tonic-gate extern bool	initsrvtls __P((bool));
18927c478bd9Sstevel@tonic-gate extern int	tls_get_info __P((SSL *, bool, char *, MACROS_T *, bool));
18937c478bd9Sstevel@tonic-gate extern int	endtls __P((SSL *, char *));
1894445f2479Sjbeck extern void	tlslogerr __P((const char *));
18957c478bd9Sstevel@tonic-gate 
18967c478bd9Sstevel@tonic-gate 
18977c478bd9Sstevel@tonic-gate EXTERN char	*CACertPath;	/* path to CA certificates (dir. with hashes) */
18987c478bd9Sstevel@tonic-gate EXTERN char	*CACertFile;	/* file with CA certificate */
18997c478bd9Sstevel@tonic-gate EXTERN char	*CltCertFile;	/* file with client certificate */
19007c478bd9Sstevel@tonic-gate EXTERN char	*CltKeyFile;	/* file with client private key */
19017c478bd9Sstevel@tonic-gate # if _FFR_TLS_1
19027c478bd9Sstevel@tonic-gate EXTERN char	*CipherList;	/* list of ciphers */
19037c478bd9Sstevel@tonic-gate EXTERN char	*DHParams5;	/* file with DH parameters (512) */
19047c478bd9Sstevel@tonic-gate # endif /* _FFR_TLS_1 */
19057c478bd9Sstevel@tonic-gate EXTERN char	*DHParams;	/* file with DH parameters */
19067c478bd9Sstevel@tonic-gate EXTERN char	*RandFile;	/* source of random data */
19077c478bd9Sstevel@tonic-gate EXTERN char	*SrvCertFile;	/* file with server certificate */
19087c478bd9Sstevel@tonic-gate EXTERN char	*SrvKeyFile;	/* file with server private key */
19097c478bd9Sstevel@tonic-gate EXTERN char	*CRLFile;	/* file CRLs */
19107c478bd9Sstevel@tonic-gate #if _FFR_CRLPATH
19117c478bd9Sstevel@tonic-gate EXTERN char	*CRLPath;	/* path to CRLs (dir. with hashes) */
19127c478bd9Sstevel@tonic-gate #endif /* _FFR_CRLPATH */
19137c478bd9Sstevel@tonic-gate EXTERN unsigned long	TLS_Srv_Opts;	/* TLS server options */
1914*e9af4bc0SJohn Beck EXTERN long	Srv_SSL_Options, Clt_SSL_Options; /* SSL options */
19157c478bd9Sstevel@tonic-gate #endif /* STARTTLS */
19167c478bd9Sstevel@tonic-gate 
19177c478bd9Sstevel@tonic-gate /*
19187c478bd9Sstevel@tonic-gate **  Queue related items
19197c478bd9Sstevel@tonic-gate */
19207c478bd9Sstevel@tonic-gate 
19217c478bd9Sstevel@tonic-gate /* queue file names */
19227c478bd9Sstevel@tonic-gate #define ANYQFL_LETTER '?'
19237c478bd9Sstevel@tonic-gate #define QUARQF_LETTER 'h'
19247c478bd9Sstevel@tonic-gate #define DATAFL_LETTER 'd'
19257c478bd9Sstevel@tonic-gate #define XSCRPT_LETTER 'x'
19267c478bd9Sstevel@tonic-gate #define NORMQF_LETTER 'q'
19277c478bd9Sstevel@tonic-gate #define NEWQFL_LETTER 't'
19287c478bd9Sstevel@tonic-gate 
19297c478bd9Sstevel@tonic-gate # define TEMPQF_LETTER 'T'
19307c478bd9Sstevel@tonic-gate # define LOSEQF_LETTER 'Q'
19317c478bd9Sstevel@tonic-gate 
19327c478bd9Sstevel@tonic-gate /* queue sort order */
19337c478bd9Sstevel@tonic-gate #define QSO_BYPRIORITY	0		/* sort by message priority */
19347c478bd9Sstevel@tonic-gate #define QSO_BYHOST	1		/* sort by first host name */
19357c478bd9Sstevel@tonic-gate #define QSO_BYTIME	2		/* sort by submission time */
19367c478bd9Sstevel@tonic-gate #define QSO_BYFILENAME	3		/* sort by file name only */
19377c478bd9Sstevel@tonic-gate #define QSO_RANDOM	4		/* sort in random order */
19387c478bd9Sstevel@tonic-gate #define QSO_BYMODTIME	5		/* sort by modification time */
19397c478bd9Sstevel@tonic-gate #define QSO_NONE	6		/* do not sort */
19407c478bd9Sstevel@tonic-gate #if _FFR_RHS
19417c478bd9Sstevel@tonic-gate # define QSO_BYSHUFFLE	7		/* sort by shuffled host name */
19427c478bd9Sstevel@tonic-gate #endif /* _FFR_RHS */
19437c478bd9Sstevel@tonic-gate 
19447c478bd9Sstevel@tonic-gate #define NOQGRP	(-1)		/* no queue group (yet) */
19457c478bd9Sstevel@tonic-gate #define ENVQGRP	(-2)		/* use queue group of envelope */
19467c478bd9Sstevel@tonic-gate #define NOAQGRP	(-3)		/* no queue group in addr (yet) */
19477c478bd9Sstevel@tonic-gate #define ISVALIDQGRP(x)	((x) >= 0)	/* valid queue group? */
19487c478bd9Sstevel@tonic-gate #define NOQDIR	(-1)		/* no queue directory (yet) */
19497c478bd9Sstevel@tonic-gate #define ENVQDIR	(-2)		/* use queue directory of envelope */
19507c478bd9Sstevel@tonic-gate #define NOAQDIR	(-3)		/* no queue directory in addr (yet) */
19517c478bd9Sstevel@tonic-gate #define ISVALIDQDIR(x)	((x) >= 0)	/* valid queue directory? */
19527c478bd9Sstevel@tonic-gate #define RS_QUEUEGROUP	"queuegroup"	/* ruleset for queue group selection */
19537c478bd9Sstevel@tonic-gate 
19547c478bd9Sstevel@tonic-gate #define NOW	((time_t) (-1))		/* queue return: now */
19557c478bd9Sstevel@tonic-gate 
19567c478bd9Sstevel@tonic-gate /* SuperSafe values */
19577c478bd9Sstevel@tonic-gate #define SAFE_NO			0	/* no fsync(): don't use... */
19587c478bd9Sstevel@tonic-gate #define SAFE_INTERACTIVE	1	/* limit fsync() in -odi */
19597c478bd9Sstevel@tonic-gate #define SAFE_REALLY		2	/* always fsync() */
19607c478bd9Sstevel@tonic-gate #define SAFE_REALLY_POSTMILTER	3	/* fsync() if milter says OK */
19617c478bd9Sstevel@tonic-gate 
19627c478bd9Sstevel@tonic-gate /* QueueMode bits */
19637c478bd9Sstevel@tonic-gate #define QM_NORMAL		' '
19647c478bd9Sstevel@tonic-gate #define QM_QUARANTINE		'Q'
19657c478bd9Sstevel@tonic-gate #define QM_LOST			'L'
19667c478bd9Sstevel@tonic-gate 
19677c478bd9Sstevel@tonic-gate /* Queue Run Limitations */
19687c478bd9Sstevel@tonic-gate struct queue_char
19697c478bd9Sstevel@tonic-gate {
19707c478bd9Sstevel@tonic-gate 	char			*queue_match;	/* string to match */
19717c478bd9Sstevel@tonic-gate 	bool			queue_negate;	/* or not match, if set */
19727c478bd9Sstevel@tonic-gate 	struct queue_char	*queue_next;
19737c478bd9Sstevel@tonic-gate };
19747c478bd9Sstevel@tonic-gate 
19757c478bd9Sstevel@tonic-gate /* run_work_group() flags */
19767c478bd9Sstevel@tonic-gate #define RWG_NONE		0x0000
19777c478bd9Sstevel@tonic-gate #define RWG_FORK		0x0001
19787c478bd9Sstevel@tonic-gate #define RWG_VERBOSE		0x0002
19797c478bd9Sstevel@tonic-gate #define RWG_PERSISTENT		0x0004
19807c478bd9Sstevel@tonic-gate #define RWG_FORCE		0x0008
19817c478bd9Sstevel@tonic-gate #define RWG_RUNALL		0x0010
19827c478bd9Sstevel@tonic-gate 
19837c478bd9Sstevel@tonic-gate typedef struct queue_char	QUEUE_CHAR;
19847c478bd9Sstevel@tonic-gate 
19857c478bd9Sstevel@tonic-gate EXTERN int	volatile CurRunners;	/* current number of runner children */
19867c478bd9Sstevel@tonic-gate EXTERN int	MaxQueueRun;	/* maximum number of jobs in one queue run */
19877c478bd9Sstevel@tonic-gate EXTERN int	MaxQueueChildren;	/* max # of forked queue children */
19887c478bd9Sstevel@tonic-gate EXTERN int	MaxRunnersPerQueue;	/* max # proc's active in queue group */
19897c478bd9Sstevel@tonic-gate EXTERN int	NiceQueueRun;	/* nice queue runs to this value */
19907c478bd9Sstevel@tonic-gate EXTERN int	NumQueue;	/* number of queue groups */
19917c478bd9Sstevel@tonic-gate EXTERN int	QueueFileMode;	/* mode on files in mail queue */
19927c478bd9Sstevel@tonic-gate EXTERN int	QueueMode;	/* which queue items to act upon */
19937c478bd9Sstevel@tonic-gate EXTERN int	QueueSortOrder;	/* queue sorting order algorithm */
19947c478bd9Sstevel@tonic-gate EXTERN time_t	MinQueueAge;	/* min delivery interval */
1995*e9af4bc0SJohn Beck #if _FFR_EXPDELAY
1996*e9af4bc0SJohn Beck EXTERN time_t	MaxQueueAge;	/* max delivery interval */
1997*e9af4bc0SJohn Beck #endif /* _FFR_EXPDELAY */
19987c478bd9Sstevel@tonic-gate EXTERN time_t	QueueIntvl;	/* intervals between running the queue */
19997c478bd9Sstevel@tonic-gate EXTERN char	*QueueDir;	/* location of queue directory */
20007c478bd9Sstevel@tonic-gate EXTERN QUEUE_CHAR	*QueueLimitId;		/* limit queue run to id */
20017c478bd9Sstevel@tonic-gate EXTERN QUEUE_CHAR	*QueueLimitQuarantine;	/* limit queue run to quarantine reason */
20027c478bd9Sstevel@tonic-gate EXTERN QUEUE_CHAR	*QueueLimitRecipient;	/* limit queue run to rcpt */
20037c478bd9Sstevel@tonic-gate EXTERN QUEUE_CHAR	*QueueLimitSender;	/* limit queue run to sender */
20047c478bd9Sstevel@tonic-gate EXTERN QUEUEGRP	*Queue[MAXQUEUEGROUPS + 1];	/* queue groups */
20057c478bd9Sstevel@tonic-gate 
20067c478bd9Sstevel@tonic-gate /* functions */
20077c478bd9Sstevel@tonic-gate extern void	assign_queueid __P((ENVELOPE *));
20087c478bd9Sstevel@tonic-gate extern ADDRESS	*copyqueue __P((ADDRESS *, SM_RPOOL_T *));
20097c478bd9Sstevel@tonic-gate extern void	cleanup_queues __P((void));
20107c478bd9Sstevel@tonic-gate extern bool	doqueuerun __P((void));
20117c478bd9Sstevel@tonic-gate extern void	initsys __P((ENVELOPE *));
20127c478bd9Sstevel@tonic-gate extern void	loseqfile __P((ENVELOPE *, char *));
20137c478bd9Sstevel@tonic-gate extern int	name2qid __P((char *));
20147c478bd9Sstevel@tonic-gate extern char	*qid_printname __P((ENVELOPE *));
20157c478bd9Sstevel@tonic-gate extern char	*qid_printqueue __P((int, int));
20167c478bd9Sstevel@tonic-gate extern void	quarantine_queue __P((char *, int));
20177c478bd9Sstevel@tonic-gate extern char	*queuename __P((ENVELOPE *, int));
20187c478bd9Sstevel@tonic-gate extern void	queueup __P((ENVELOPE *, bool, bool));
20197c478bd9Sstevel@tonic-gate extern bool	runqueue __P((bool, bool, bool, bool));
20207c478bd9Sstevel@tonic-gate extern bool	run_work_group __P((int, int));
20217c478bd9Sstevel@tonic-gate extern void	set_def_queueval __P((QUEUEGRP *, bool));
20227c478bd9Sstevel@tonic-gate extern void	setup_queues __P((bool));
20237c478bd9Sstevel@tonic-gate extern bool	setnewqueue __P((ENVELOPE *));
20247c478bd9Sstevel@tonic-gate extern bool	shouldqueue __P((long, time_t));
20257c478bd9Sstevel@tonic-gate extern void	sync_queue_time __P((void));
20267c478bd9Sstevel@tonic-gate extern void	init_qid_alg __P((void));
20277c478bd9Sstevel@tonic-gate extern int	print_single_queue __P((int, int));
20287c478bd9Sstevel@tonic-gate #if REQUIRES_DIR_FSYNC
20297c478bd9Sstevel@tonic-gate # define SYNC_DIR(path, panic) sync_dir(path, panic)
20307c478bd9Sstevel@tonic-gate extern void	sync_dir __P((char *, bool));
20317c478bd9Sstevel@tonic-gate #else /* REQUIRES_DIR_FSYNC */
20327c478bd9Sstevel@tonic-gate # define SYNC_DIR(path, panic) ((void) 0)
20337c478bd9Sstevel@tonic-gate #endif /* REQUIRES_DIR_FSYNC */
20347c478bd9Sstevel@tonic-gate 
20357c478bd9Sstevel@tonic-gate /*
20367c478bd9Sstevel@tonic-gate **  Timeouts
20377c478bd9Sstevel@tonic-gate **
20387c478bd9Sstevel@tonic-gate **	Indicated values are the MINIMUM per RFC 1123 section 5.3.2.
20397c478bd9Sstevel@tonic-gate */
20407c478bd9Sstevel@tonic-gate 
20417c478bd9Sstevel@tonic-gate EXTERN struct
20427c478bd9Sstevel@tonic-gate {
20437c478bd9Sstevel@tonic-gate 			/* RFC 1123-specified timeouts [minimum value] */
20447c478bd9Sstevel@tonic-gate 	time_t	to_initial;	/* initial greeting timeout [5m] */
20457c478bd9Sstevel@tonic-gate 	time_t	to_mail;	/* MAIL command [5m] */
20467c478bd9Sstevel@tonic-gate 	time_t	to_rcpt;	/* RCPT command [5m] */
20477c478bd9Sstevel@tonic-gate 	time_t	to_datainit;	/* DATA initiation [2m] */
20487c478bd9Sstevel@tonic-gate 	time_t	to_datablock;	/* DATA block [3m] */
20497c478bd9Sstevel@tonic-gate 	time_t	to_datafinal;	/* DATA completion [10m] */
20507c478bd9Sstevel@tonic-gate 	time_t	to_nextcommand;	/* next command [5m] */
20517c478bd9Sstevel@tonic-gate 			/* following timeouts are not mentioned in RFC 1123 */
20527c478bd9Sstevel@tonic-gate 	time_t	to_iconnect;	/* initial connection timeout (first try) */
20537c478bd9Sstevel@tonic-gate 	time_t	to_connect;	/* initial connection timeout (later tries) */
20547c478bd9Sstevel@tonic-gate 	time_t	to_aconnect;	/* all connections timeout (MX and A records) */
20557c478bd9Sstevel@tonic-gate 	time_t	to_rset;	/* RSET command */
20567c478bd9Sstevel@tonic-gate 	time_t	to_helo;	/* HELO command */
20577c478bd9Sstevel@tonic-gate 	time_t	to_quit;	/* QUIT command */
20587c478bd9Sstevel@tonic-gate 	time_t	to_miscshort;	/* misc short commands (NOOP, VERB, etc) */
20597c478bd9Sstevel@tonic-gate 	time_t	to_ident;	/* IDENT protocol requests */
20607c478bd9Sstevel@tonic-gate 	time_t	to_fileopen;	/* opening :include: and .forward files */
20617c478bd9Sstevel@tonic-gate 	time_t	to_control;	/* process a control socket command */
20627c478bd9Sstevel@tonic-gate 	time_t	to_lhlo;	/* LMTP: LHLO command */
20637c478bd9Sstevel@tonic-gate #if SASL
20647c478bd9Sstevel@tonic-gate 	time_t	to_auth;	/* AUTH dialogue [10m] */
20657c478bd9Sstevel@tonic-gate #endif /* SASL */
20667c478bd9Sstevel@tonic-gate #if STARTTLS
20677c478bd9Sstevel@tonic-gate 	time_t	to_starttls;	/* STARTTLS dialogue [10m] */
20687c478bd9Sstevel@tonic-gate #endif /* STARTTLS */
20697c478bd9Sstevel@tonic-gate 			/* following are per message */
20707c478bd9Sstevel@tonic-gate 	time_t	to_q_return[MAXTOCLASS];	/* queue return timeouts */
20717c478bd9Sstevel@tonic-gate 	time_t	to_q_warning[MAXTOCLASS];	/* queue warning timeouts */
20727c478bd9Sstevel@tonic-gate 	time_t	res_retrans[MAXRESTOTYPES];	/* resolver retransmit */
20737c478bd9Sstevel@tonic-gate 	int	res_retry[MAXRESTOTYPES];	/* resolver retry */
20747c478bd9Sstevel@tonic-gate } TimeOuts;
20757c478bd9Sstevel@tonic-gate 
20767c478bd9Sstevel@tonic-gate /* timeout classes for return and warning timeouts */
20777c478bd9Sstevel@tonic-gate #define TOC_NORMAL	0	/* normal delivery */
20787c478bd9Sstevel@tonic-gate #define TOC_URGENT	1	/* urgent delivery */
20797c478bd9Sstevel@tonic-gate #define TOC_NONURGENT	2	/* non-urgent delivery */
20807c478bd9Sstevel@tonic-gate #define TOC_DSN		3	/* DSN delivery */
20817c478bd9Sstevel@tonic-gate 
20827c478bd9Sstevel@tonic-gate /* resolver timeout specifiers */
20837c478bd9Sstevel@tonic-gate #define RES_TO_FIRST	0	/* first attempt */
20847c478bd9Sstevel@tonic-gate #define RES_TO_NORMAL	1	/* subsequent attempts */
20857c478bd9Sstevel@tonic-gate #define RES_TO_DEFAULT	2	/* default value */
20867c478bd9Sstevel@tonic-gate 
20877c478bd9Sstevel@tonic-gate /* functions */
20887c478bd9Sstevel@tonic-gate extern void	inittimeouts __P((char *, bool));
20897c478bd9Sstevel@tonic-gate 
20907c478bd9Sstevel@tonic-gate /*
20917c478bd9Sstevel@tonic-gate **  Interface probing
20927c478bd9Sstevel@tonic-gate */
20937c478bd9Sstevel@tonic-gate 
20947c478bd9Sstevel@tonic-gate #define DPI_PROBENONE		0	/* Don't probe any interfaces */
20957c478bd9Sstevel@tonic-gate #define DPI_PROBEALL		1	/* Probe all interfaces */
20967c478bd9Sstevel@tonic-gate #define DPI_SKIPLOOPBACK	2	/* Don't probe loopback interfaces */
20977c478bd9Sstevel@tonic-gate 
20987c478bd9Sstevel@tonic-gate /*
20997c478bd9Sstevel@tonic-gate **  Trace information
21007c478bd9Sstevel@tonic-gate */
21017c478bd9Sstevel@tonic-gate 
21027c478bd9Sstevel@tonic-gate /* macros for debugging flags */
21037c478bd9Sstevel@tonic-gate #define tTd(flag, level)	(tTdvect[flag] >= (unsigned char)level)
21047c478bd9Sstevel@tonic-gate #define tTdlevel(flag)		(tTdvect[flag])
21057c478bd9Sstevel@tonic-gate 
21067c478bd9Sstevel@tonic-gate /* variables */
21077c478bd9Sstevel@tonic-gate extern unsigned char	tTdvect[100];	/* trace vector */
21087c478bd9Sstevel@tonic-gate 
21097c478bd9Sstevel@tonic-gate /*
21107c478bd9Sstevel@tonic-gate **  Miscellaneous information.
21117c478bd9Sstevel@tonic-gate */
21127c478bd9Sstevel@tonic-gate 
21137c478bd9Sstevel@tonic-gate /*
21147c478bd9Sstevel@tonic-gate **  The "no queue id" queue id for sm_syslog
21157c478bd9Sstevel@tonic-gate */
21167c478bd9Sstevel@tonic-gate 
21177800901eSjbeck #define NOQID		""
21187c478bd9Sstevel@tonic-gate 
21197c478bd9Sstevel@tonic-gate #define CURHOSTNAME	(CurHostName == NULL ? "local" : CurHostName)
21207c478bd9Sstevel@tonic-gate 
21217c478bd9Sstevel@tonic-gate /*
21227c478bd9Sstevel@tonic-gate **  Some in-line functions
21237c478bd9Sstevel@tonic-gate */
21247c478bd9Sstevel@tonic-gate 
21257c478bd9Sstevel@tonic-gate /* set exit status */
21267c478bd9Sstevel@tonic-gate #define setstat(s)	{ \
21277c478bd9Sstevel@tonic-gate 				if (ExitStat == EX_OK || ExitStat == EX_TEMPFAIL) \
21287c478bd9Sstevel@tonic-gate 					ExitStat = s; \
21297c478bd9Sstevel@tonic-gate 			}
21307c478bd9Sstevel@tonic-gate 
21317c478bd9Sstevel@tonic-gate 
21327c478bd9Sstevel@tonic-gate #define STRUCTCOPY(s, d)	d = s
21337c478bd9Sstevel@tonic-gate 
21347c478bd9Sstevel@tonic-gate /* free a pointer if it isn't NULL and set it to NULL */
21357c478bd9Sstevel@tonic-gate #define SM_FREE_CLR(p)	\
21367c478bd9Sstevel@tonic-gate 			if ((p) != NULL) \
21377c478bd9Sstevel@tonic-gate 			{ \
21387c478bd9Sstevel@tonic-gate 				sm_free(p); \
21397c478bd9Sstevel@tonic-gate 				(p) = NULL; \
21407c478bd9Sstevel@tonic-gate 			} \
21417c478bd9Sstevel@tonic-gate 			else
21427c478bd9Sstevel@tonic-gate 
21437c478bd9Sstevel@tonic-gate /*
21447c478bd9Sstevel@tonic-gate **  Update a permanent string variable with a new value.
21457c478bd9Sstevel@tonic-gate **  The old value is freed, the new value is strdup'ed.
21467c478bd9Sstevel@tonic-gate **
21477c478bd9Sstevel@tonic-gate **  We use sm_pstrdup_x to duplicate the string because it raises
21487c478bd9Sstevel@tonic-gate **  an exception on error, and because it allocates "permanent storage"
21497c478bd9Sstevel@tonic-gate **  which is not expected to be freed before process exit.
21507c478bd9Sstevel@tonic-gate **  The latter is important for memory leak analysis.
21517c478bd9Sstevel@tonic-gate **
21527c478bd9Sstevel@tonic-gate **  If an exception occurs while strdup'ing the new value,
21537c478bd9Sstevel@tonic-gate **  then the variable remains set to the old value.
21547c478bd9Sstevel@tonic-gate **  That's why the strdup must occur before we free the old value.
21557c478bd9Sstevel@tonic-gate **
21567c478bd9Sstevel@tonic-gate **  The macro uses a do loop so that this idiom will work:
21577c478bd9Sstevel@tonic-gate **	if (...)
21587c478bd9Sstevel@tonic-gate **		PSTRSET(var, val1);
21597c478bd9Sstevel@tonic-gate **	else
21607c478bd9Sstevel@tonic-gate **		PSTRSET(var, val2);
21617c478bd9Sstevel@tonic-gate */
21627c478bd9Sstevel@tonic-gate #define PSTRSET(var, val) \
21637c478bd9Sstevel@tonic-gate 	do \
21647c478bd9Sstevel@tonic-gate 	{ \
21657c478bd9Sstevel@tonic-gate 		char *_newval = sm_pstrdup_x(val); \
21667c478bd9Sstevel@tonic-gate 		if (var != NULL) \
21677c478bd9Sstevel@tonic-gate 			sm_free(var); \
21687c478bd9Sstevel@tonic-gate 		var = _newval; \
21697c478bd9Sstevel@tonic-gate 	} while (0)
21707c478bd9Sstevel@tonic-gate 
21717c478bd9Sstevel@tonic-gate #define _CHECK_RESTART \
21727c478bd9Sstevel@tonic-gate 	do \
21737c478bd9Sstevel@tonic-gate 	{ \
21747c478bd9Sstevel@tonic-gate 		if (ShutdownRequest != NULL) \
21757c478bd9Sstevel@tonic-gate 			shutdown_daemon(); \
21767c478bd9Sstevel@tonic-gate 		else if (RestartRequest != NULL) \
21777c478bd9Sstevel@tonic-gate 			restart_daemon(); \
21787c478bd9Sstevel@tonic-gate 		else if (RestartWorkGroup) \
21797c478bd9Sstevel@tonic-gate 			restart_marked_work_groups(); \
21807c478bd9Sstevel@tonic-gate 	} while (0)
21817c478bd9Sstevel@tonic-gate 
21827c478bd9Sstevel@tonic-gate # define CHECK_RESTART _CHECK_RESTART
21837c478bd9Sstevel@tonic-gate 
21847c478bd9Sstevel@tonic-gate /* reply types (text in SmtpMsgBuffer) */
21857c478bd9Sstevel@tonic-gate #define XS_DEFAULT	0
21867c478bd9Sstevel@tonic-gate #define XS_STARTTLS	1
21877c478bd9Sstevel@tonic-gate #define XS_AUTH		2
21887c478bd9Sstevel@tonic-gate 
21897c478bd9Sstevel@tonic-gate /*
21907c478bd9Sstevel@tonic-gate **  Global variables.
21917c478bd9Sstevel@tonic-gate */
21927c478bd9Sstevel@tonic-gate 
21937800901eSjbeck #if _FFR_ADDR_TYPE_MODES
21947800901eSjbeck EXTERN bool	AddrTypeModes;	/* addr_type: extra "mode" information */
21957800901eSjbeck #endif /* _FFR_ADDR_TYPE_MODES */
21967c478bd9Sstevel@tonic-gate EXTERN bool	AllowBogusHELO;	/* allow syntax errors on HELO command */
21977c478bd9Sstevel@tonic-gate EXTERN bool	CheckAliases;	/* parse addresses during newaliases */
2198445f2479Sjbeck #if _FFR_QUEUE_RUN_PARANOIA
2199445f2479Sjbeck EXTERN int	CheckQueueRunners; /* check whether queue runners are OK */
2200445f2479Sjbeck #endif /* _FFR_QUEUE_RUN_PARANOIA */
22017c478bd9Sstevel@tonic-gate EXTERN bool	ColonOkInAddr;	/* single colon legal in address */
22027c478bd9Sstevel@tonic-gate #if !defined(_USE_SUN_NSSWITCH_) && !defined(_USE_DEC_SVC_CONF_)
22037c478bd9Sstevel@tonic-gate EXTERN bool	ConfigFileRead;	/* configuration file has been read */
22047c478bd9Sstevel@tonic-gate #endif /* !defined(_USE_SUN_NSSWITCH_) && !defined(_USE_DEC_SVC_CONF_) */
22057c478bd9Sstevel@tonic-gate EXTERN bool	DisConnected;	/* running with OutChannel redirect to transcript file */
22067c478bd9Sstevel@tonic-gate EXTERN bool	DontExpandCnames;	/* do not $[...$] expand CNAMEs */
22077c478bd9Sstevel@tonic-gate EXTERN bool	DontInitGroups;	/* avoid initgroups() because of NIS cost */
22087c478bd9Sstevel@tonic-gate EXTERN bool	DontLockReadFiles;	/* don't read lock support files */
22097c478bd9Sstevel@tonic-gate EXTERN bool	DontPruneRoutes;	/* don't prune source routes */
22107c478bd9Sstevel@tonic-gate EXTERN bool	ForkQueueRuns;	/* fork for each job when running the queue */
22117c478bd9Sstevel@tonic-gate EXTERN bool	FromFlag;	/* if set, "From" person is explicit */
22127c478bd9Sstevel@tonic-gate EXTERN bool	GrabTo;		/* if set, get recipients from msg */
2213058561cbSjbeck EXTERN bool	EightBitAddrOK;	/* we'll let 8-bit addresses through */
22147c478bd9Sstevel@tonic-gate EXTERN bool	HasEightBits;	/* has at least one eight bit input byte */
22157c478bd9Sstevel@tonic-gate EXTERN bool	HasWildcardMX;	/* don't use MX records when canonifying */
22167c478bd9Sstevel@tonic-gate EXTERN bool	HoldErrs;	/* only output errors to transcript */
22177c478bd9Sstevel@tonic-gate EXTERN bool	IgnoreHostStatus;	/* ignore long term host status files */
22187c478bd9Sstevel@tonic-gate EXTERN bool	IgnrDot;	/* don't let dot end messages */
22197c478bd9Sstevel@tonic-gate EXTERN bool	LogUsrErrs;	/* syslog user errors (e.g., SMTP RCPT cmd) */
22207c478bd9Sstevel@tonic-gate EXTERN bool	MatchGecos;	/* look for user names in gecos field */
22217c478bd9Sstevel@tonic-gate EXTERN bool	MeToo;		/* send to the sender also */
22227c478bd9Sstevel@tonic-gate EXTERN bool	NoAlias;	/* suppress aliasing */
22237c478bd9Sstevel@tonic-gate EXTERN bool	NoConnect;	/* don't connect to non-local mailers */
22247c478bd9Sstevel@tonic-gate EXTERN bool	OnlyOneError;	/*  .... or only want to give one SMTP reply */
22257c478bd9Sstevel@tonic-gate EXTERN bool	QuickAbort;	/*  .... but only if we want a quick abort */
22267c478bd9Sstevel@tonic-gate #if REQUIRES_DIR_FSYNC
22277c478bd9Sstevel@tonic-gate EXTERN bool	RequiresDirfsync;	/* requires fsync() for directory */
22287c478bd9Sstevel@tonic-gate #endif /* REQUIRES_DIR_FSYNC */
22297c478bd9Sstevel@tonic-gate EXTERN bool	volatile RestartWorkGroup; /* daemon needs to restart some work groups */
22307c478bd9Sstevel@tonic-gate EXTERN bool	RrtImpliesDsn;	/* turn Return-Receipt-To: into DSN */
22317c478bd9Sstevel@tonic-gate EXTERN bool	SaveFrom;	/* save leading "From" lines */
22327c478bd9Sstevel@tonic-gate EXTERN bool	SendMIMEErrors;	/* send error messages in MIME format */
22337c478bd9Sstevel@tonic-gate EXTERN bool	SevenBitInput;	/* force 7-bit data on input */
22347c478bd9Sstevel@tonic-gate EXTERN bool	SingleLineFromHeader;	/* force From: header to be one line */
22357c478bd9Sstevel@tonic-gate EXTERN bool	SingleThreadDelivery;	/* single thread hosts on delivery */
22367c478bd9Sstevel@tonic-gate EXTERN bool	SoftBounce;	/* replace 5xy by 4xy (for testing) */
22377c478bd9Sstevel@tonic-gate EXTERN bool	volatile StopRequest;	/* stop sending output */
22387c478bd9Sstevel@tonic-gate EXTERN bool	SuprErrs;	/* set if we are suppressing errors */
22397c478bd9Sstevel@tonic-gate EXTERN bool	TryNullMXList;	/* if we are the best MX, try host directly */
22407c478bd9Sstevel@tonic-gate EXTERN bool	UseMSP;		/* mail submission: group writable queue ok? */
22417c478bd9Sstevel@tonic-gate EXTERN bool	WorkAroundBrokenAAAA;	/* some nameservers return SERVFAIL on AAAA queries */
22427c478bd9Sstevel@tonic-gate EXTERN bool	UseErrorsTo;	/* use Errors-To: header (back compat) */
22437c478bd9Sstevel@tonic-gate EXTERN bool	UseNameServer;	/* using DNS -- interpret h_errno & MX RRs */
22447c478bd9Sstevel@tonic-gate EXTERN char	InetMode;		/* default network for daemon mode */
22457c478bd9Sstevel@tonic-gate EXTERN char	OpMode;		/* operation mode, see below */
22467c478bd9Sstevel@tonic-gate EXTERN char	SpaceSub;	/* substitution for <lwsp> */
2247d4660949Sjbeck #if _FFR_BADRCPT_SHUTDOWN
2248d4660949Sjbeck EXTERN int	BadRcptShutdown; /* Shutdown connection for rejected RCPTs */
2249d4660949Sjbeck EXTERN int	BadRcptShutdownGood; /* above even when there are good RCPTs */
2250d4660949Sjbeck #endif /* _FFR_BADRCPT_SHUTDOWN */
2251*e9af4bc0SJohn Beck EXTERN int	BadRcptThrottle; /* Throttle rejected RCPTs per SMTP message */
2252*e9af4bc0SJohn Beck #if _FFR_RCPTTHROTDELAY
2253*e9af4bc0SJohn Beck EXTERN unsigned int BadRcptThrottleDelay; /* delay for BadRcptThrottle */
2254*e9af4bc0SJohn Beck #else
2255*e9af4bc0SJohn Beck # define BadRcptThrottleDelay	1
2256*e9af4bc0SJohn Beck #endif /* _FFR_RCPTTHROTDELAY */
22577c478bd9Sstevel@tonic-gate EXTERN int	CheckpointInterval;	/* queue file checkpoint interval */
22587c478bd9Sstevel@tonic-gate EXTERN int	ConfigLevel;	/* config file level */
22597c478bd9Sstevel@tonic-gate EXTERN int	ConnRateThrottle;	/* throttle for SMTP connection rate */
22607c478bd9Sstevel@tonic-gate EXTERN int	volatile CurChildren;	/* current number of daemonic children */
22617c478bd9Sstevel@tonic-gate EXTERN int	CurrentLA;	/* current load average */
22627c478bd9Sstevel@tonic-gate EXTERN int	DefaultNotify;	/* default DSN notification flags */
22637c478bd9Sstevel@tonic-gate EXTERN int	DelayLA;	/* load average to delay connections */
22647c478bd9Sstevel@tonic-gate EXTERN int	DontProbeInterfaces;	/* don't probe interfaces for names */
22657c478bd9Sstevel@tonic-gate EXTERN int	Errors;		/* set if errors (local to single pass) */
22667c478bd9Sstevel@tonic-gate EXTERN int	ExitStat;	/* exit status code */
22677c478bd9Sstevel@tonic-gate EXTERN int	FastSplit;	/* fast initial splitting of envelopes */
22687c478bd9Sstevel@tonic-gate EXTERN int	FileMode;	/* mode on files */
22697c478bd9Sstevel@tonic-gate EXTERN int	LineNumber;	/* line number in current input */
22707c478bd9Sstevel@tonic-gate EXTERN int	LogLevel;	/* level of logging to perform */
22717c478bd9Sstevel@tonic-gate EXTERN int	MaxAliasRecursion;	/* maximum depth of alias recursion */
22727c478bd9Sstevel@tonic-gate EXTERN int	MaxChildren;	/* maximum number of daemonic children */
22737c478bd9Sstevel@tonic-gate EXTERN int	MaxForwardEntries;	/* maximum number of forward entries */
22747c478bd9Sstevel@tonic-gate EXTERN int	MaxHeadersLength;	/* max length of headers */
22757c478bd9Sstevel@tonic-gate EXTERN int	MaxHopCount;	/* max # of hops until bounce */
22767c478bd9Sstevel@tonic-gate EXTERN int	MaxMacroRecursion;	/* maximum depth of macro recursion */
22777c478bd9Sstevel@tonic-gate EXTERN int	MaxMimeFieldLength;	/* maximum MIME field length */
22787c478bd9Sstevel@tonic-gate EXTERN int	MaxMimeHeaderLength;	/* maximum MIME header length */
2279445f2479Sjbeck EXTERN int	MaxNOOPCommands; /* max "noise" commands before slowdown */
22807c478bd9Sstevel@tonic-gate 
22817c478bd9Sstevel@tonic-gate EXTERN int	MaxRcptPerMsg;	/* max recipients per SMTP message */
22827c478bd9Sstevel@tonic-gate EXTERN int	MaxRuleRecursion;	/* maximum depth of ruleset recursion */
2283445f2479Sjbeck #if _FFR_MSG_ACCEPT
22843ee0e492Sjbeck EXTERN char	*MessageAccept; /* "Message accepted for delivery" reply text */
2285445f2479Sjbeck #endif /* _FFR_MSG_ACCEPT */
2286445f2479Sjbeck 
22877c478bd9Sstevel@tonic-gate EXTERN int	MimeMode;	/* MIME processing mode */
22887c478bd9Sstevel@tonic-gate EXTERN int	NoRecipientAction;
22897c478bd9Sstevel@tonic-gate 
22907c478bd9Sstevel@tonic-gate #if SM_CONF_SHM
22917c478bd9Sstevel@tonic-gate EXTERN int	Numfilesys;	/* number of queue file systems */
22927c478bd9Sstevel@tonic-gate EXTERN int	*PNumFileSys;
22937c478bd9Sstevel@tonic-gate # define NumFileSys	(*PNumFileSys)
22947c478bd9Sstevel@tonic-gate # else /* SM_CONF_SHM */
22957c478bd9Sstevel@tonic-gate EXTERN int	NumFileSys;	/* number of queue file systems */
22967c478bd9Sstevel@tonic-gate # endif /* SM_CONF_SHM */
22977c478bd9Sstevel@tonic-gate 
22987c478bd9Sstevel@tonic-gate EXTERN int	QueueLA;	/* load average starting forced queueing */
22997c478bd9Sstevel@tonic-gate EXTERN int	RefuseLA;	/* load average refusing connections */
23007c478bd9Sstevel@tonic-gate EXTERN time_t	RejectLogInterval;	/* time btwn log msgs while refusing */
2301445f2479Sjbeck #if _FFR_MEMSTAT
2302445f2479Sjbeck EXTERN long	QueueLowMem;	/* low memory starting forced queueing */
2303445f2479Sjbeck EXTERN long	RefuseLowMem;	/* low memory refusing connections */
2304445f2479Sjbeck EXTERN char	*MemoryResource;/* memory resource to look up */
2305445f2479Sjbeck #endif /* _FFR_MEMSTAT */
23067c478bd9Sstevel@tonic-gate EXTERN int	SuperSafe;	/* be extra careful, even if expensive */
23077c478bd9Sstevel@tonic-gate EXTERN int	VendorCode;	/* vendor-specific operation enhancements */
23087c478bd9Sstevel@tonic-gate EXTERN int	Verbose;	/* set if blow-by-blow desired */
23097c478bd9Sstevel@tonic-gate EXTERN gid_t	DefGid;		/* default gid to run as */
23107c478bd9Sstevel@tonic-gate EXTERN gid_t	RealGid;	/* real gid of caller */
23117c478bd9Sstevel@tonic-gate EXTERN gid_t	RunAsGid;	/* GID to become for bulk of run */
23127c478bd9Sstevel@tonic-gate EXTERN gid_t	EffGid;		/* effective gid */
23137c478bd9Sstevel@tonic-gate #if SM_CONF_SHM
23147c478bd9Sstevel@tonic-gate EXTERN key_t	ShmKey;		/* shared memory key */
23157c478bd9Sstevel@tonic-gate EXTERN char	*ShmKeyFile;	/* shared memory key file */
23167c478bd9Sstevel@tonic-gate #endif /* SM_CONF_SHM */
23177c478bd9Sstevel@tonic-gate EXTERN pid_t	CurrentPid;	/* current process id */
23187c478bd9Sstevel@tonic-gate EXTERN pid_t	DaemonPid;	/* process id of daemon */
23197c478bd9Sstevel@tonic-gate EXTERN pid_t	PidFilePid;	/* daemon/queue runner who wrote pid file */
23207c478bd9Sstevel@tonic-gate EXTERN uid_t	DefUid;		/* default uid to run as */
23217c478bd9Sstevel@tonic-gate EXTERN uid_t	RealUid;	/* real uid of caller */
23227c478bd9Sstevel@tonic-gate EXTERN uid_t	RunAsUid;	/* UID to become for bulk of run */
23237c478bd9Sstevel@tonic-gate EXTERN uid_t	TrustedUid;	/* uid of trusted user for files and startup */
23247c478bd9Sstevel@tonic-gate EXTERN size_t	DataFileBufferSize;	/* size of buf for in-core data file */
23257c478bd9Sstevel@tonic-gate EXTERN time_t	DeliverByMin;	/* deliver by minimum time */
23267c478bd9Sstevel@tonic-gate EXTERN time_t	DialDelay;	/* delay between dial-on-demand tries */
23277c478bd9Sstevel@tonic-gate EXTERN time_t	SafeAlias;	/* interval to wait until @:@ in alias file */
23287c478bd9Sstevel@tonic-gate EXTERN time_t	ServiceCacheMaxAge;	/* refresh interval for cache */
23297c478bd9Sstevel@tonic-gate EXTERN size_t	XscriptFileBufferSize;	/* size of buf for in-core transcript file */
23307c478bd9Sstevel@tonic-gate EXTERN MODE_T	OldUmask;	/* umask when sendmail starts up */
23317c478bd9Sstevel@tonic-gate EXTERN long	MaxMessageSize;	/* advertised max size we will accept */
23327c478bd9Sstevel@tonic-gate EXTERN long	MinBlocksFree;	/* min # of blocks free on queue fs */
23337c478bd9Sstevel@tonic-gate EXTERN long	QueueFactor;	/* slope of queue function */
23347c478bd9Sstevel@tonic-gate EXTERN long	WkClassFact;	/* multiplier for message class -> priority */
23357c478bd9Sstevel@tonic-gate EXTERN long	WkRecipFact;	/* multiplier for # of recipients -> priority */
23367c478bd9Sstevel@tonic-gate EXTERN long	WkTimeFact;	/* priority offset each time this job is run */
23377c478bd9Sstevel@tonic-gate EXTERN char	*ControlSocketName; /* control socket filename [control.c] */
23387c478bd9Sstevel@tonic-gate EXTERN char	*CurHostName;	/* current host we are dealing with */
23397c478bd9Sstevel@tonic-gate EXTERN char	*DeadLetterDrop;	/* path to dead letter office */
23407c478bd9Sstevel@tonic-gate EXTERN char	*DefUser;	/* default user to run as (from DefUid) */
23417c478bd9Sstevel@tonic-gate EXTERN char	*DefaultCharSet;	/* default character set for MIME */
23427c478bd9Sstevel@tonic-gate EXTERN char	*DoubleBounceAddr;	/* where to send double bounces */
23437c478bd9Sstevel@tonic-gate EXTERN char	*ErrMsgFile;	/* file to prepend to all error messages */
23447c478bd9Sstevel@tonic-gate EXTERN char	*FallbackMX;	/* fall back MX host */
23457c478bd9Sstevel@tonic-gate EXTERN char	*FallbackSmartHost;	/* fall back smart host */
23467c478bd9Sstevel@tonic-gate EXTERN char	*FileName;	/* name to print on error messages */
23477c478bd9Sstevel@tonic-gate EXTERN char	*ForwardPath;	/* path to search for .forward files */
23487c478bd9Sstevel@tonic-gate EXTERN char	*HeloName;	/* hostname to announce in HELO */
23497c478bd9Sstevel@tonic-gate EXTERN char	*HelpFile;	/* location of SMTP help file */
23507c478bd9Sstevel@tonic-gate EXTERN char	*HostStatDir;	/* location of host status information */
23517c478bd9Sstevel@tonic-gate EXTERN char	*HostsFile;	/* path to /etc/hosts file */
23527c478bd9Sstevel@tonic-gate extern char	*Mbdb;		/* mailbox database type */
23537c478bd9Sstevel@tonic-gate EXTERN char	*MustQuoteChars;	/* quote these characters in phrases */
23547c478bd9Sstevel@tonic-gate EXTERN char	*MyHostName;	/* name of this host for SMTP messages */
23557c478bd9Sstevel@tonic-gate EXTERN char	*OperatorChars;	/* operators (old $o macro) */
23567c478bd9Sstevel@tonic-gate EXTERN char	*PidFile;	/* location of proc id file [conf.c] */
23577c478bd9Sstevel@tonic-gate EXTERN char	*PostMasterCopy;	/* address to get errs cc's */
23587c478bd9Sstevel@tonic-gate EXTERN char	*ProcTitlePrefix; /* process title prefix */
23597c478bd9Sstevel@tonic-gate EXTERN char	*RealHostName;	/* name of host we are talking to */
23607c478bd9Sstevel@tonic-gate EXTERN char	*RealUserName;	/* real user name of caller */
23617c478bd9Sstevel@tonic-gate EXTERN char	*volatile RestartRequest;/* a sendmail restart has been requested */
23627c478bd9Sstevel@tonic-gate EXTERN char	*RunAsUserName;	/* user to become for bulk of run */
23637c478bd9Sstevel@tonic-gate EXTERN char	*SafeFileEnv;	/* chroot location for file delivery */
23647c478bd9Sstevel@tonic-gate EXTERN char	*ServiceSwitchFile;	/* backup service switch */
23657c478bd9Sstevel@tonic-gate EXTERN char	*volatile ShutdownRequest;/* a sendmail shutdown has been requested */
23667c478bd9Sstevel@tonic-gate EXTERN char	*SmtpGreeting;	/* SMTP greeting message (old $e macro) */
23677c478bd9Sstevel@tonic-gate EXTERN char	*SmtpPhase;	/* current phase in SMTP processing */
23687c478bd9Sstevel@tonic-gate EXTERN char	SmtpError[MAXLINE];	/* save failure error messages */
23697c478bd9Sstevel@tonic-gate EXTERN char	*StatFile;	/* location of statistics summary */
23707c478bd9Sstevel@tonic-gate EXTERN char	*TimeZoneSpec;	/* override time zone specification */
23717c478bd9Sstevel@tonic-gate EXTERN char	*UdbSpec;	/* user database source spec */
23727c478bd9Sstevel@tonic-gate EXTERN char	*UnixFromLine;	/* UNIX From_ line (old $l macro) */
23737c478bd9Sstevel@tonic-gate EXTERN char	**ExternalEnviron;	/* saved user (input) environment */
23747c478bd9Sstevel@tonic-gate EXTERN char	**SaveArgv;	/* argument vector for re-execing */
23757c478bd9Sstevel@tonic-gate EXTERN BITMAP256	DontBlameSendmail;	/* DontBlameSendmail bits */
23767c478bd9Sstevel@tonic-gate EXTERN SM_FILE_T	*InChannel;	/* input connection */
23777c478bd9Sstevel@tonic-gate EXTERN SM_FILE_T	*OutChannel;	/* output connection */
23787c478bd9Sstevel@tonic-gate EXTERN SM_FILE_T	*TrafficLogFile; /* file in which to log all traffic */
23797c478bd9Sstevel@tonic-gate #if HESIOD
23807c478bd9Sstevel@tonic-gate EXTERN void	*HesiodContext;
23817c478bd9Sstevel@tonic-gate #endif /* HESIOD */
23827c478bd9Sstevel@tonic-gate EXTERN ENVELOPE	*CurEnv;	/* envelope currently being processed */
23837c478bd9Sstevel@tonic-gate EXTERN char	*RuleSetNames[MAXRWSETS];	/* ruleset number to name */
23847c478bd9Sstevel@tonic-gate EXTERN char	*UserEnviron[MAXUSERENVIRON + 1];
23857c478bd9Sstevel@tonic-gate EXTERN struct rewrite	*RewriteRules[MAXRWSETS];
23867c478bd9Sstevel@tonic-gate EXTERN struct termescape	TermEscape;	/* terminal escape codes */
23877c478bd9Sstevel@tonic-gate EXTERN SOCKADDR	ConnectOnlyTo;	/* override connection address (for testing) */
23887c478bd9Sstevel@tonic-gate EXTERN SOCKADDR RealHostAddr;	/* address of host we are talking to */
23897c478bd9Sstevel@tonic-gate extern const SM_EXC_TYPE_T EtypeQuickAbort; /* type of a QuickAbort exception */
23907c478bd9Sstevel@tonic-gate 
23917c478bd9Sstevel@tonic-gate 
23927c478bd9Sstevel@tonic-gate EXTERN int ConnectionRateWindowSize;
23937c478bd9Sstevel@tonic-gate 
23947c478bd9Sstevel@tonic-gate /*
23957c478bd9Sstevel@tonic-gate **  Declarations of useful functions
23967c478bd9Sstevel@tonic-gate */
23977c478bd9Sstevel@tonic-gate 
23987c478bd9Sstevel@tonic-gate /* Transcript file */
23997c478bd9Sstevel@tonic-gate extern void	closexscript __P((ENVELOPE *));
24007c478bd9Sstevel@tonic-gate extern void	openxscript __P((ENVELOPE *));
24017c478bd9Sstevel@tonic-gate 
24027c478bd9Sstevel@tonic-gate /* error related */
24037c478bd9Sstevel@tonic-gate extern void	buffer_errors __P((void));
24047c478bd9Sstevel@tonic-gate extern void	flush_errors __P((bool));
24057c478bd9Sstevel@tonic-gate extern void PRINTFLIKE(1, 2)	message __P((const char *, ...));
24067c478bd9Sstevel@tonic-gate extern void PRINTFLIKE(1, 2)	nmessage __P((const char *, ...));
24077c478bd9Sstevel@tonic-gate extern void PRINTFLIKE(1, 2)	syserr __P((const char *, ...));
24087c478bd9Sstevel@tonic-gate extern void PRINTFLIKE(2, 3)	usrerrenh __P((char *, const char *, ...));
24097c478bd9Sstevel@tonic-gate extern void PRINTFLIKE(1, 2)	usrerr __P((const char *, ...));
24107c478bd9Sstevel@tonic-gate extern int	isenhsc __P((const char *, int));
24117c478bd9Sstevel@tonic-gate extern int	extenhsc __P((const char *, int, char *));
24127c478bd9Sstevel@tonic-gate 
24137c478bd9Sstevel@tonic-gate /* alias file */
24147c478bd9Sstevel@tonic-gate extern void	alias __P((ADDRESS *, ADDRESS **, int, ENVELOPE *));
24157c478bd9Sstevel@tonic-gate extern bool	aliaswait __P((MAP *, char *, bool));
24167c478bd9Sstevel@tonic-gate extern void	forward __P((ADDRESS *, ADDRESS **, int, ENVELOPE *));
24177c478bd9Sstevel@tonic-gate extern void	readaliases __P((MAP *, SM_FILE_T *, bool, bool));
24187c478bd9Sstevel@tonic-gate extern bool	rebuildaliases __P((MAP *, bool));
24197c478bd9Sstevel@tonic-gate extern void	setalias __P((char *));
24207c478bd9Sstevel@tonic-gate 
24217c478bd9Sstevel@tonic-gate /* logging */
24227c478bd9Sstevel@tonic-gate extern void	logdelivery __P((MAILER *, MCI *, char *, const char *, ADDRESS *, time_t, ENVELOPE *));
24237c478bd9Sstevel@tonic-gate extern void	logsender __P((ENVELOPE *, char *));
24247c478bd9Sstevel@tonic-gate extern void PRINTFLIKE(3, 4) sm_syslog __P((int, const char *, const char *, ...));
24257c478bd9Sstevel@tonic-gate 
24267c478bd9Sstevel@tonic-gate /* SMTP */
24277c478bd9Sstevel@tonic-gate extern void	giveresponse __P((int, char *, MAILER *, MCI *, ADDRESS *, time_t, ENVELOPE *, ADDRESS *));
24287c478bd9Sstevel@tonic-gate extern int	reply __P((MAILER *, MCI *, ENVELOPE *, time_t, void (*)__P((char *, bool, MAILER *, MCI *, ENVELOPE *)), char **, int));
24297c478bd9Sstevel@tonic-gate extern void	smtp __P((char *volatile, BITMAP256, ENVELOPE *volatile));
24307c478bd9Sstevel@tonic-gate #if SASL
24317c478bd9Sstevel@tonic-gate extern int	smtpauth __P((MAILER *, MCI *, ENVELOPE *));
24327c478bd9Sstevel@tonic-gate #endif /* SASL */
24337c478bd9Sstevel@tonic-gate extern int	smtpdata __P((MAILER *, MCI *, ENVELOPE *, ADDRESS *, time_t));
24347c478bd9Sstevel@tonic-gate extern int	smtpgetstat __P((MAILER *, MCI *, ENVELOPE *));
24357c478bd9Sstevel@tonic-gate extern int	smtpmailfrom __P((MAILER *, MCI *, ENVELOPE *));
24367c478bd9Sstevel@tonic-gate extern void	smtpmessage __P((char *, MAILER *, MCI *, ...));
24377c478bd9Sstevel@tonic-gate extern void	smtpinit __P((MAILER *, MCI *, ENVELOPE *, bool));
24387c478bd9Sstevel@tonic-gate extern char	*smtptodsn __P((int));
24397c478bd9Sstevel@tonic-gate extern int	smtpprobe __P((MCI *));
24407c478bd9Sstevel@tonic-gate extern void	smtpquit __P((MAILER *, MCI *, ENVELOPE *));
24417c478bd9Sstevel@tonic-gate extern int	smtprcpt __P((ADDRESS *, MAILER *, MCI *, ENVELOPE *, ADDRESS *, time_t));
24427c478bd9Sstevel@tonic-gate extern void	smtprset __P((MAILER *, MCI *, ENVELOPE *));
24437c478bd9Sstevel@tonic-gate 
2444445f2479Sjbeck #define REPLYTYPE(r)	((r) / 100)		/* first digit of reply code */
24457c478bd9Sstevel@tonic-gate #define ISSMTPCODE(c)	(isascii(c[0]) && isdigit(c[0]) && \
24467c478bd9Sstevel@tonic-gate 		    isascii(c[1]) && isdigit(c[1]) && \
24477c478bd9Sstevel@tonic-gate 		    isascii(c[2]) && isdigit(c[2]))
24487c478bd9Sstevel@tonic-gate #define ISSMTPREPLY(c)	(ISSMTPCODE(c) && \
24497c478bd9Sstevel@tonic-gate 		    (c[3] == ' ' || c[3] == '-' || c[3] == '\0'))
24507c478bd9Sstevel@tonic-gate 
24517c478bd9Sstevel@tonic-gate /* delivery */
24527c478bd9Sstevel@tonic-gate extern pid_t	dowork __P((int, int, char *, bool, bool, ENVELOPE *));
24537c478bd9Sstevel@tonic-gate extern pid_t	doworklist __P((ENVELOPE *, bool, bool));
24547c478bd9Sstevel@tonic-gate extern int	endmailer __P((MCI *, ENVELOPE *, char **));
24557c478bd9Sstevel@tonic-gate extern int	mailfile __P((char *volatile, MAILER *volatile, ADDRESS *, volatile long, ENVELOPE *));
24567c478bd9Sstevel@tonic-gate extern void	sendall __P((ENVELOPE *, int));
24577c478bd9Sstevel@tonic-gate 
24587c478bd9Sstevel@tonic-gate /* stats */
24597c478bd9Sstevel@tonic-gate #define STATS_NORMAL		'n'
24607c478bd9Sstevel@tonic-gate #define STATS_QUARANTINE	'q'
24617c478bd9Sstevel@tonic-gate #define STATS_REJECT		'r'
24627c478bd9Sstevel@tonic-gate #define STATS_CONNECT		'c'
24637c478bd9Sstevel@tonic-gate 
24647c478bd9Sstevel@tonic-gate extern void	markstats __P((ENVELOPE *, ADDRESS *, int));
24657c478bd9Sstevel@tonic-gate extern void	clearstats __P((void));
24667c478bd9Sstevel@tonic-gate extern void	poststats __P((char *));
24677c478bd9Sstevel@tonic-gate 
24687c478bd9Sstevel@tonic-gate /* control socket */
24697c478bd9Sstevel@tonic-gate extern void	closecontrolsocket  __P((bool));
24707c478bd9Sstevel@tonic-gate extern void	clrcontrol  __P((void));
24717c478bd9Sstevel@tonic-gate extern void	control_command __P((int, ENVELOPE *));
24727c478bd9Sstevel@tonic-gate extern int	opencontrolsocket __P((void));
24737c478bd9Sstevel@tonic-gate 
24747c478bd9Sstevel@tonic-gate #if MILTER
24757c478bd9Sstevel@tonic-gate /* milter functions */
24767c478bd9Sstevel@tonic-gate extern void	milter_config __P((char *, struct milter **, int));
24777c478bd9Sstevel@tonic-gate extern void	milter_setup __P((char *));
24787c478bd9Sstevel@tonic-gate extern void	milter_set_option __P((char *, char *, bool));
24797800901eSjbeck extern bool	milter_init __P((ENVELOPE *, char *, milters_T *));
24807c478bd9Sstevel@tonic-gate extern void	milter_quit __P((ENVELOPE *));
24817c478bd9Sstevel@tonic-gate extern void	milter_abort __P((ENVELOPE *));
24827c478bd9Sstevel@tonic-gate extern char	*milter_connect __P((char *, SOCKADDR, ENVELOPE *, char *));
24837c478bd9Sstevel@tonic-gate extern char	*milter_helo __P((char *, ENVELOPE *, char *));
24847c478bd9Sstevel@tonic-gate extern char	*milter_envfrom __P((char **, ENVELOPE *, char *));
24857c478bd9Sstevel@tonic-gate extern char	*milter_data_cmd __P((ENVELOPE *, char *));
2486058561cbSjbeck extern char	*milter_envrcpt __P((char **, ENVELOPE *, char *, bool));
24877c478bd9Sstevel@tonic-gate extern char	*milter_data __P((ENVELOPE *, char *));
24887c478bd9Sstevel@tonic-gate extern char	*milter_unknown __P((char *, ENVELOPE *, char *));
24897c478bd9Sstevel@tonic-gate #endif /* MILTER */
24907c478bd9Sstevel@tonic-gate 
24917c478bd9Sstevel@tonic-gate extern char	*addquotes __P((char *, SM_RPOOL_T *));
24927c478bd9Sstevel@tonic-gate extern char	*arpadate __P((char *));
24937c478bd9Sstevel@tonic-gate extern bool	atobool __P((char *));
24947c478bd9Sstevel@tonic-gate extern int	atooct __P((char *));
24957c478bd9Sstevel@tonic-gate extern void	auth_warning __P((ENVELOPE *, const char *, ...));
24967c478bd9Sstevel@tonic-gate extern int	blocksignal __P((int));
24977c478bd9Sstevel@tonic-gate extern bool	bitintersect __P((BITMAP256, BITMAP256));
24987c478bd9Sstevel@tonic-gate extern bool	bitzerop __P((BITMAP256));
24997c478bd9Sstevel@tonic-gate extern int	check_bodytype __P((char *));
25007c478bd9Sstevel@tonic-gate extern void	buildfname __P((char *, char *, char *, int));
25017c478bd9Sstevel@tonic-gate extern bool	chkclientmodifiers __P((int));
25027c478bd9Sstevel@tonic-gate extern bool	chkdaemonmodifiers __P((int));
25037c478bd9Sstevel@tonic-gate extern int	checkcompat __P((ADDRESS *, ENVELOPE *));
25047c478bd9Sstevel@tonic-gate #ifdef XDEBUG
25057c478bd9Sstevel@tonic-gate extern void	checkfd012 __P((char *));
25067c478bd9Sstevel@tonic-gate extern void	checkfdopen __P((int, char *));
25077c478bd9Sstevel@tonic-gate #endif /* XDEBUG */
25087c478bd9Sstevel@tonic-gate extern void	checkfds __P((char *));
25097c478bd9Sstevel@tonic-gate extern bool	chownsafe __P((int, bool));
25107c478bd9Sstevel@tonic-gate extern void	cleanstrcpy __P((char *, char *, int));
25117c478bd9Sstevel@tonic-gate #if SM_CONF_SHM
25127c478bd9Sstevel@tonic-gate extern void	cleanup_shm __P((bool));
25137c478bd9Sstevel@tonic-gate #endif /* SM_CONF_SHM */
25147c478bd9Sstevel@tonic-gate extern void	close_sendmail_pid __P((void));
25157c478bd9Sstevel@tonic-gate extern void	clrdaemon __P((void));
25167c478bd9Sstevel@tonic-gate extern void	collect __P((SM_FILE_T *, bool, HDR **, ENVELOPE *, bool));
25177c478bd9Sstevel@tonic-gate extern bool	connection_rate_check __P((SOCKADDR *, ENVELOPE *));
25187c478bd9Sstevel@tonic-gate extern time_t	convtime __P((char *, int));
25197c478bd9Sstevel@tonic-gate extern char	**copyplist __P((char **, bool, SM_RPOOL_T *));
25207c478bd9Sstevel@tonic-gate extern void	copy_class __P((int, int));
25217c478bd9Sstevel@tonic-gate extern int	count_open_connections __P((SOCKADDR *));
25227c478bd9Sstevel@tonic-gate extern time_t	curtime __P((void));
25237c478bd9Sstevel@tonic-gate extern char	*defcharset __P((ENVELOPE *));
25247c478bd9Sstevel@tonic-gate extern char	*denlstring __P((char *, bool, bool));
25257c478bd9Sstevel@tonic-gate extern void	dferror __P((SM_FILE_T *volatile, char *, ENVELOPE *));
25267c478bd9Sstevel@tonic-gate extern void	disconnect __P((int, ENVELOPE *));
25277c478bd9Sstevel@tonic-gate extern void	disk_status __P((SM_FILE_T *, char *));
25287c478bd9Sstevel@tonic-gate extern bool	dns_getcanonname __P((char *, int, bool, int *, int *));
25297c478bd9Sstevel@tonic-gate extern pid_t	dofork __P((void));
25307c478bd9Sstevel@tonic-gate extern int	drop_privileges __P((bool));
25317c478bd9Sstevel@tonic-gate extern int	dsntoexitstat __P((char *));
25327c478bd9Sstevel@tonic-gate extern void	dumpfd __P((int, bool, bool));
2533058561cbSjbeck #if SM_HEAP_CHECK
2534058561cbSjbeck extern void	dumpstab __P((void));
2535058561cbSjbeck #endif /* SM_HEAP_CHECK */
25367c478bd9Sstevel@tonic-gate extern void	dumpstate __P((char *));
25377c478bd9Sstevel@tonic-gate extern bool	enoughdiskspace __P((long, ENVELOPE *));
25387c478bd9Sstevel@tonic-gate extern char	*exitstat __P((char *));
25397c478bd9Sstevel@tonic-gate extern void	fatal_error __P((SM_EXC_T *));
2540058561cbSjbeck extern char	*fgetfolded __P((char *, int *, SM_FILE_T *));
25417c478bd9Sstevel@tonic-gate extern void	fill_fd __P((int, char *));
25427c478bd9Sstevel@tonic-gate extern char	*find_character __P((char *, int));
25437c478bd9Sstevel@tonic-gate extern int	finduser __P((char *, bool *, SM_MBDB_T *));
25447c478bd9Sstevel@tonic-gate extern void	finis __P((bool, bool, volatile int));
25457c478bd9Sstevel@tonic-gate extern void	fixcrlf __P((char *, bool));
2546058561cbSjbeck extern long	freediskspace __P((const char *, long *));
25477c478bd9Sstevel@tonic-gate #if NETINET6 && NEEDSGETIPNODE
25487c478bd9Sstevel@tonic-gate extern void	freehostent __P((struct hostent *));
25497c478bd9Sstevel@tonic-gate #endif /* NETINET6 && NEEDSGETIPNODE */
25507c478bd9Sstevel@tonic-gate extern char	*get_column __P((char *, int, int, char *, int));
25517c478bd9Sstevel@tonic-gate extern char	*getauthinfo __P((int, bool *));
25527c478bd9Sstevel@tonic-gate extern int	getdtsize __P((void));
25537c478bd9Sstevel@tonic-gate extern int	getla __P((void));
25547c478bd9Sstevel@tonic-gate extern char	*getmodifiers __P((char *, BITMAP256));
25557c478bd9Sstevel@tonic-gate extern BITMAP256	*getrequests __P((ENVELOPE *));
25567c478bd9Sstevel@tonic-gate extern char	*getvendor __P((int));
25577c478bd9Sstevel@tonic-gate extern void	help __P((char *, ENVELOPE *));
25587c478bd9Sstevel@tonic-gate extern void	init_md __P((int, char **));
25597c478bd9Sstevel@tonic-gate extern void	initdaemon __P((void));
25607c478bd9Sstevel@tonic-gate extern void	inithostmaps __P((void));
25617c478bd9Sstevel@tonic-gate extern void	initmacros __P((ENVELOPE *));
25627c478bd9Sstevel@tonic-gate extern void	initsetproctitle __P((int, char **, char **));
25637c478bd9Sstevel@tonic-gate extern void	init_vendor_macros __P((ENVELOPE *));
25647c478bd9Sstevel@tonic-gate extern SIGFUNC_DECL	intsig __P((int));
25657c478bd9Sstevel@tonic-gate extern bool	isloopback __P((SOCKADDR sa));
25667c478bd9Sstevel@tonic-gate extern void	load_if_names __P((void));
25677c478bd9Sstevel@tonic-gate extern bool	lockfile __P((int, char *, char *, int));
25687c478bd9Sstevel@tonic-gate extern void	log_sendmail_pid __P((ENVELOPE *));
25697c478bd9Sstevel@tonic-gate extern void	logundelrcpts __P((ENVELOPE *, char *, int, bool));
25707c478bd9Sstevel@tonic-gate extern char	lower __P((int));
25717c478bd9Sstevel@tonic-gate extern void	makelower __P((char *));
25727c478bd9Sstevel@tonic-gate extern int	makeconnection_ds __P((char *, MCI *));
25737c478bd9Sstevel@tonic-gate extern int	makeconnection __P((char *, volatile unsigned int, MCI *, ENVELOPE *, time_t));
25747c478bd9Sstevel@tonic-gate extern void	makeworkgroups __P((void));
25757c478bd9Sstevel@tonic-gate extern void	markfailure __P((ENVELOPE *, ADDRESS *, MCI *, int, bool));
25767c478bd9Sstevel@tonic-gate extern void	mark_work_group_restart __P((int, int));
2577058561cbSjbeck extern MCI	*mci_new __P((SM_RPOOL_T *));
2578058561cbSjbeck extern char	*munchstring __P((char *, char **, int));
25797c478bd9Sstevel@tonic-gate extern struct hostent	*myhostname __P((char *, int));
25807c478bd9Sstevel@tonic-gate extern char	*newstr __P((const char *));
25817c478bd9Sstevel@tonic-gate #if NISPLUS
25827c478bd9Sstevel@tonic-gate extern char	*nisplus_default_domain __P((void));	/* extern for Sun */
25837c478bd9Sstevel@tonic-gate #endif /* NISPLUS */
25847c478bd9Sstevel@tonic-gate extern bool	path_is_dir __P((char *, bool));
25857c478bd9Sstevel@tonic-gate extern int	pickqdir __P((QUEUEGRP *qg, long fsize, ENVELOPE *e));
25867c478bd9Sstevel@tonic-gate extern char	*pintvl __P((time_t, bool));
25877c478bd9Sstevel@tonic-gate extern void	printav __P((SM_FILE_T *, char **));
25887c478bd9Sstevel@tonic-gate extern void	printmailer __P((SM_FILE_T *, MAILER *));
25897c478bd9Sstevel@tonic-gate extern void	printnqe __P((SM_FILE_T *, char *));
25907c478bd9Sstevel@tonic-gate extern void	printopenfds __P((bool));
25917c478bd9Sstevel@tonic-gate extern void	printqueue __P((void));
25927c478bd9Sstevel@tonic-gate extern void	printrules __P((void));
25937c478bd9Sstevel@tonic-gate extern pid_t	prog_open __P((char **, int *, ENVELOPE *));
2594445f2479Sjbeck extern bool	putline __P((char *, MCI *));
2595445f2479Sjbeck extern bool	putxline __P((char *, size_t, MCI *, int));
25967c478bd9Sstevel@tonic-gate extern void	queueup_macros __P((int, SM_FILE_T *, ENVELOPE *));
25977c478bd9Sstevel@tonic-gate extern void	readcf __P((char *, bool, ENVELOPE *));
25987c478bd9Sstevel@tonic-gate extern SIGFUNC_DECL	reapchild __P((int));
25997c478bd9Sstevel@tonic-gate extern int	releasesignal __P((int));
26007c478bd9Sstevel@tonic-gate extern void	resetlimits __P((void));
26017c478bd9Sstevel@tonic-gate extern void	restart_daemon __P((void));
26027c478bd9Sstevel@tonic-gate extern void	restart_marked_work_groups __P((void));
26037c478bd9Sstevel@tonic-gate extern bool	rfc822_string __P((char *));
2604058561cbSjbeck extern void	rmexpstab __P((void));
26057c478bd9Sstevel@tonic-gate extern bool	savemail __P((ENVELOPE *, bool));
26067c478bd9Sstevel@tonic-gate extern void	seed_random __P((void));
26077c478bd9Sstevel@tonic-gate extern void	sendtoargv __P((char **, ENVELOPE *));
26087c478bd9Sstevel@tonic-gate extern void	setclientoptions __P((char *));
26097c478bd9Sstevel@tonic-gate extern bool	setdaemonoptions __P((char *));
26107c478bd9Sstevel@tonic-gate extern void	setdefaults __P((ENVELOPE *));
26117c478bd9Sstevel@tonic-gate extern void	setdefuser __P((void));
26127c478bd9Sstevel@tonic-gate extern bool	setvendor __P((char *));
26137c478bd9Sstevel@tonic-gate extern void	set_op_mode __P((int));
26147c478bd9Sstevel@tonic-gate extern void	setoption __P((int, char *, bool, bool, ENVELOPE *));
26157c478bd9Sstevel@tonic-gate extern sigfunc_t	setsignal __P((int, sigfunc_t));
2616445f2479Sjbeck extern void	sm_setuserenv __P((const char *, const char *));
26177c478bd9Sstevel@tonic-gate extern void	settime __P((ENVELOPE *));
2618d4660949Sjbeck #if STARTTLS
2619d4660949Sjbeck extern void	set_tls_rd_tmo __P((int));
2620d4660949Sjbeck #else /* STARTTLS */
2621d4660949Sjbeck #define set_tls_rd_tmo(rd_tmo)
2622d4660949Sjbeck #endif /* STARTTLS */
26237c478bd9Sstevel@tonic-gate extern char	*sfgets __P((char *, int, SM_FILE_T *, time_t, char *));
26247c478bd9Sstevel@tonic-gate extern char	*shortenstring __P((const char *, size_t));
26257c478bd9Sstevel@tonic-gate extern char	*shorten_hostname __P((char []));
26267c478bd9Sstevel@tonic-gate extern bool	shorten_rfc822_string __P((char *, size_t));
26277c478bd9Sstevel@tonic-gate extern void	shutdown_daemon __P((void));
26287c478bd9Sstevel@tonic-gate extern void	sm_closefrom __P((int lowest, int highest));
26297c478bd9Sstevel@tonic-gate extern void	sm_close_on_exec __P((int lowest, int highest));
26307c478bd9Sstevel@tonic-gate extern struct hostent	*sm_gethostbyname __P((char *, int));
26317c478bd9Sstevel@tonic-gate extern struct hostent	*sm_gethostbyaddr __P((char *, int, int));
26327c478bd9Sstevel@tonic-gate extern void	sm_getla __P((void));
26337c478bd9Sstevel@tonic-gate extern struct passwd	*sm_getpwnam __P((char *));
26347c478bd9Sstevel@tonic-gate extern struct passwd	*sm_getpwuid __P((UID_T));
26357c478bd9Sstevel@tonic-gate extern void	sm_setproctitle __P((bool, ENVELOPE *, const char *, ...));
26367c478bd9Sstevel@tonic-gate extern pid_t	sm_wait __P((int *));
26377c478bd9Sstevel@tonic-gate extern bool	split_by_recipient __P((ENVELOPE *e));
26387c478bd9Sstevel@tonic-gate extern void	stop_sendmail __P((void));
26397c478bd9Sstevel@tonic-gate extern void	stripbackslash __P((char *));
26407c478bd9Sstevel@tonic-gate extern bool	strreplnonprt __P((char *, int));
26417c478bd9Sstevel@tonic-gate extern bool	strcontainedin __P((bool, char *, char *));
26427c478bd9Sstevel@tonic-gate extern int	switch_map_find __P((char *, char *[], short []));
2643058561cbSjbeck #if STARTTLS
2644058561cbSjbeck extern void	tls_set_verify __P((SSL_CTX *, SSL *, bool));
2645058561cbSjbeck #endif /* STARTTLS */
26467c478bd9Sstevel@tonic-gate extern bool	transienterror __P((int));
26477c478bd9Sstevel@tonic-gate extern void	truncate_at_delim __P((char *, size_t, int));
26487c478bd9Sstevel@tonic-gate extern void	tTflag __P((char *));
26497c478bd9Sstevel@tonic-gate extern void	tTsetup __P((unsigned char *, unsigned int, char *));
26507c478bd9Sstevel@tonic-gate extern SIGFUNC_DECL	tick __P((int));
26517c478bd9Sstevel@tonic-gate extern char	*ttypath __P((void));
26527c478bd9Sstevel@tonic-gate extern void	unlockqueue __P((ENVELOPE *));
26537c478bd9Sstevel@tonic-gate #if !HASUNSETENV
26547c478bd9Sstevel@tonic-gate extern void	unsetenv __P((char *));
26557c478bd9Sstevel@tonic-gate #endif /* !HASUNSETENV */
26567c478bd9Sstevel@tonic-gate 
26577c478bd9Sstevel@tonic-gate /* update file system information: +/- some blocks */
26587c478bd9Sstevel@tonic-gate #if SM_CONF_SHM
2659*e9af4bc0SJohn Beck extern void	upd_qs __P((ENVELOPE *, int, int, char *));
26607c478bd9Sstevel@tonic-gate # define updfs(e, count, space, where) upd_qs(e, count, space, where)
26617c478bd9Sstevel@tonic-gate #else /* SM_CONF_SHM */
26627c478bd9Sstevel@tonic-gate # define updfs(e, count, space, where)
26637c478bd9Sstevel@tonic-gate # define upd_qs(e, count, space, where)
26647c478bd9Sstevel@tonic-gate #endif /* SM_CONF_SHM */
26657c478bd9Sstevel@tonic-gate 
26667c478bd9Sstevel@tonic-gate extern char	*username __P((void));
26677c478bd9Sstevel@tonic-gate extern bool	usershellok __P((char *, char *));
26687c478bd9Sstevel@tonic-gate extern void	vendor_post_defaults __P((ENVELOPE *));
26697c478bd9Sstevel@tonic-gate extern void	vendor_pre_defaults __P((ENVELOPE *));
26707c478bd9Sstevel@tonic-gate extern int	waitfor __P((pid_t));
26717c478bd9Sstevel@tonic-gate extern bool	writable __P((char *, ADDRESS *, long));
26727c478bd9Sstevel@tonic-gate #if SM_HEAP_CHECK
26737c478bd9Sstevel@tonic-gate # define xalloc(size)	xalloc_tagged(size, __FILE__, __LINE__)
26747c478bd9Sstevel@tonic-gate extern char *xalloc_tagged __P((int, char*, int));
26757c478bd9Sstevel@tonic-gate #else /* SM_HEAP_CHECK */
26767c478bd9Sstevel@tonic-gate extern char *xalloc __P((int));
26777c478bd9Sstevel@tonic-gate #endif /* SM_HEAP_CHECK */
26787c478bd9Sstevel@tonic-gate extern void	xputs __P((SM_FILE_T *, const char *));
26797c478bd9Sstevel@tonic-gate extern char	*xtextify __P((char *, char *));
26807c478bd9Sstevel@tonic-gate extern bool	xtextok __P((char *));
26817c478bd9Sstevel@tonic-gate extern int	xunlink __P((char *));
26827c478bd9Sstevel@tonic-gate extern char	*xuntextify __P((char *));
26837c478bd9Sstevel@tonic-gate 
26847c478bd9Sstevel@tonic-gate 
2685058561cbSjbeck #undef EXTERN
26867c478bd9Sstevel@tonic-gate #endif /* ! _SENDMAIL_H */
2687