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      1 /*	$NetBSD: resolve_clnt.h,v 1.2 2020/03/18 19:05:16 christos Exp $	*/
      2 
      3 #ifndef _RESOLVE_CLNT_H_INCLUDED_
      4 #define _RESOLVE_CLNT_H_INCLUDED_
      5 
      6 /*++
      7 /* NAME
      8 /*	resolve_clnt 3h
      9 /* SUMMARY
     10 /*	address resolver client
     11 /* SYNOPSIS
     12 /*	#include <resolve_clnt.h>
     13 /* DESCRIPTION
     14 /* .nf
     15 
     16  /*
     17   * Utility library.
     18   */
     19 #include <vstring.h>
     20 
     21  /*
     22   * External interface.
     23   */
     24 #define RESOLVE_REGULAR	"resolve"
     25 #define RESOLVE_VERIFY	"verify"
     26 
     27 #define RESOLVE_FLAG_FINAL	(1<<0)	/* final delivery */
     28 #define RESOLVE_FLAG_ROUTED	(1<<1)	/* routed destination */
     29 #define RESOLVE_FLAG_ERROR	(1<<2)	/* bad destination syntax */
     30 #define RESOLVE_FLAG_FAIL	(1<<3)	/* request failed */
     31 
     32 #define RESOLVE_CLASS_LOCAL	(1<<8)	/* mydestination/inet_interfaces */
     33 #define RESOLVE_CLASS_ALIAS	(1<<9)	/* virtual_alias_domains */
     34 #define RESOLVE_CLASS_VIRTUAL	(1<<10)	/* virtual_mailbox_domains */
     35 #define RESOLVE_CLASS_RELAY	(1<<11)	/* relay_domains */
     36 #define RESOLVE_CLASS_DEFAULT	(1<<12)	/* raise reject_unauth_destination */
     37 
     38 #define RESOLVE_CLASS_FINAL \
     39 	(RESOLVE_CLASS_LOCAL | RESOLVE_CLASS_ALIAS | RESOLVE_CLASS_VIRTUAL)
     40 
     41 #define RESOLVE_CLASS_MASK \
     42 	(RESOLVE_CLASS_LOCAL | RESOLVE_CLASS_ALIAS | RESOLVE_CLASS_VIRTUAL \
     43 	| RESOLVE_CLASS_RELAY | RESOLVE_CLASS_DEFAULT)
     44 
     45 typedef struct RESOLVE_REPLY {
     46     VSTRING *transport;
     47     VSTRING *nexthop;
     48     VSTRING *recipient;
     49     int     flags;
     50 } RESOLVE_REPLY;
     51 
     52 extern void resolve_clnt_init(RESOLVE_REPLY *);
     53 extern void resolve_clnt(const char *, const char *, const char *, RESOLVE_REPLY *);
     54 extern void resolve_clnt_free(RESOLVE_REPLY *);
     55 
     56 #define RESOLVE_NULL_FROM	""
     57 
     58 #define resolve_clnt_query_from(f, a, r) \
     59 	resolve_clnt(RESOLVE_REGULAR, (f), (a), (r))
     60 #define resolve_clnt_verify_from(f, a, r) \
     61 	resolve_clnt(RESOLVE_VERIFY, (f), (a), (r))
     62 
     63 #define RESOLVE_CLNT_ASSIGN(reply, transport, nexthop, recipient) { \
     64 	(reply).transport = (transport); \
     65 	(reply).nexthop = (nexthop); \
     66 	(reply).recipient = (recipient); \
     67     }
     68 
     69 /* LICENSE
     70 /* .ad
     71 /* .fi
     72 /*	The Secure Mailer license must be distributed with this software.
     73 /* AUTHOR(S)
     74 /*	Wietse Venema
     75 /*	IBM T.J. Watson Research
     76 /*	P.O. Box 704
     77 /*	Yorktown Heights, NY 10598, USA
     78 /*
     79 /*	Wietse Venema
     80 /*	Google, Inc.
     81 /*	111 8th Avenue
     82 /*	New York, NY 10011, USA
     83 /*--*/
     84 
     85 #endif
     86