contrib/sendmail/include/libmilter/milter.h

   1 /*
   2  * Copyright (c) 1999-2002 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: milter.h,v 8.37.2.1 2002/12/19 02:10:09 ca Exp $
  11  */
  12
  13 /*
  14 **  MILTER.H -- Global definitions for mail filter.
  15 */
  16
  17 #ifndef _LIBMILTER_MILTER_H
  18 # define _LIBMILTER_MILTER_H    1
  19
  20 #include "sendmail.h"
  21 #include "libmilter/mfapi.h"
  22
  23 /* socket and thread portability */
  24 # include <pthread.h>
  25 typedef pthread_t       sthread_t;
  26 typedef int             socket_t;
  27
  28 # define MAX_MACROS_ENTRIES     4       /* max size of macro pointer array */
  29
  30 /*
  31 **  context for milter
  32 **  implementation hint:
  33 **  macros are stored in mac_buf[] as sequence of:
  34 **  macro_name \0 macro_value
  35 **  (just as read from the MTA)
  36 **  mac_ptr is a list of pointers into mac_buf to the beginning of each
  37 **  entry, i.e., macro_name, macro_value, ...
  38 */
  39
  40 struct smfi_str
  41 {
  42         sthread_t       ctx_id;         /* thread id */
  43         socket_t        ctx_sd;         /* socket descriptor */
  44         int             ctx_dbg;        /* debug level */
  45         time_t          ctx_timeout;    /* timeout */
  46         int             ctx_state;      /* state */
  47         smfiDesc_ptr    ctx_smfi;       /* filter description */
  48         unsigned long   ctx_pflags;     /* protocol flags */
  49         char            **ctx_mac_ptr[MAX_MACROS_ENTRIES];
  50         char            *ctx_mac_buf[MAX_MACROS_ENTRIES];
  51         char            *ctx_reply;     /* reply code */
  52         void            *ctx_privdata;  /* private data */
  53 };
  54
  55 #endif /* ! _LIBMILTER_MILTER_H */