1 /* 2 * Copyright (c) 1999-2004 Sendmail, Inc. and its suppliers. 3 * All rights reserved. 4 * 5 * By using this file, you agree to the terms and conditions set 6 * forth in the LICENSE file which can be found at the top level of 7 * the sendmail distribution. 8 * 9 * 10 * $Id: mfdef.h,v 8.21 2004/07/07 21:41:31 ca Exp $ 11 */ 12 13 /* 14 * mfdef.h -- Global definitions for mail filter and MTA. 15 */ 16 17 #ifndef _LIBMILTER_MFDEF_H 18 #define _LIBMILTER_MFDEF_H 19 20 #pragma ident "%Z%%M% %I% %E% SMI" 21 22 #ifdef __cplusplus 23 extern "C" { 24 #endif 25 26 /* Shared protocol constants */ 27 #define MILTER_LEN_BYTES 4 /* length of 32 bit integer in bytes */ 28 #define MILTER_OPTLEN (MILTER_LEN_BYTES * 3) /* length of options */ 29 #define MILTER_CHUNK_SIZE 65535 /* body chunk size */ 30 #define MILTER_MAX_DATA_SIZE 65535 /* default milter command data limit */ 31 32 /* These apply to SMFIF_* flags */ 33 #define SMFI_V1_ACTS 0x0000000FL /* The actions of V1 filter */ 34 #define SMFI_V2_ACTS 0x0000003FL /* The actions of V2 filter */ 35 #define SMFI_CURR_ACTS SMFI_V2_ACTS /* The current version */ 36 37 /* address families */ 38 #define SMFIA_UNKNOWN 'U' /* unknown */ 39 #define SMFIA_UNIX 'L' /* unix/local */ 40 #define SMFIA_INET '4' /* inet */ 41 #define SMFIA_INET6 '6' /* inet6 */ 42 43 /* commands: don't use anything smaller than ' ' */ 44 #define SMFIC_ABORT 'A' /* Abort */ 45 #define SMFIC_BODY 'B' /* Body chunk */ 46 #define SMFIC_CONNECT 'C' /* Connection information */ 47 #define SMFIC_MACRO 'D' /* Define macro */ 48 #define SMFIC_BODYEOB 'E' /* final body chunk (End) */ 49 #define SMFIC_HELO 'H' /* HELO/EHLO */ 50 #define SMFIC_HEADER 'L' /* Header */ 51 #define SMFIC_MAIL 'M' /* MAIL from */ 52 #define SMFIC_EOH 'N' /* EOH */ 53 #define SMFIC_OPTNEG 'O' /* Option negotiation */ 54 #define SMFIC_QUIT 'Q' /* QUIT */ 55 #define SMFIC_RCPT 'R' /* RCPT to */ 56 #if SMFI_VERSION > 3 57 #define SMFIC_DATA 'T' /* DATA */ 58 #endif /* SMFI_VERSION > 3 */ 59 #if SMFI_VERSION > 2 60 #define SMFIC_UNKNOWN 'U' /* Any unknown command */ 61 #endif /* SMFI_VERSION > 2 */ 62 63 /* actions (replies) */ 64 #define SMFIR_ADDRCPT '+' /* add recipient */ 65 #define SMFIR_DELRCPT '-' /* remove recipient */ 66 #define SMFIR_ACCEPT 'a' /* accept */ 67 #define SMFIR_REPLBODY 'b' /* replace body (chunk) */ 68 #define SMFIR_CONTINUE 'c' /* continue */ 69 #define SMFIR_DISCARD 'd' /* discard */ 70 #define SMFIR_CHGHEADER 'm' /* change header */ 71 #define SMFIR_PROGRESS 'p' /* progress */ 72 #define SMFIR_REJECT 'r' /* reject */ 73 #define SMFIR_TEMPFAIL 't' /* tempfail */ 74 #define SMFIR_SHUTDOWN '4' /* 421: shutdown (internal to MTA) */ 75 #define SMFIR_ADDHEADER 'h' /* add header */ 76 #define SMFIR_INSHEADER 'i' /* insert header */ 77 #define SMFIR_REPLYCODE 'y' /* reply code etc */ 78 #define SMFIR_QUARANTINE 'q' /* quarantine */ 79 80 /* What the MTA can send/filter wants in protocol */ 81 #define SMFIP_NOCONNECT 0x00000001L /* MTA should not send connect info */ 82 #define SMFIP_NOHELO 0x00000002L /* MTA should not send HELO info */ 83 #define SMFIP_NOMAIL 0x00000004L /* MTA should not send MAIL info */ 84 #define SMFIP_NORCPT 0x00000008L /* MTA should not send RCPT info */ 85 #define SMFIP_NOBODY 0x00000010L /* MTA should not send body */ 86 #define SMFIP_NOHDRS 0x00000020L /* MTA should not send headers */ 87 #define SMFIP_NOEOH 0x00000040L /* MTA should not send EOH */ 88 #if _FFR_MILTER_NOHDR_RESP 89 #define SMFIP_NOHREPL 0x00000080L /* No reply for headers */ 90 #endif /* _FFR_MILTER_NOHDR_RESP */ 91 92 #define SMFI_V1_PROT 0x0000003FL /* The protocol of V1 filter */ 93 #define SMFI_V2_PROT 0x0000007FL /* The protocol of V2 filter */ 94 #if _FFR_MILTER_NOHDR_RESP 95 #define SMFI_CURR_PROT 0x000000FFL /* The current version */ 96 #else /* _FFR_MILTER_NOHDR_RESP */ 97 #define SMFI_CURR_PROT SMFI_V2_PROT /* The current version */ 98 #endif /* _FFR_MILTER_NOHDR_RESP */ 99 100 101 #ifdef __cplusplus 102 } 103 #endif 104 105 #endif /* !_LIBMILTER_MFDEF_H */ 106