external/ibm-public/postfix/dist/src/qmqpd/qmqpd.h

   1 /*      $NetBSD$        */
   2
   3 /*++
   4 /* NAME
   5 /*      qmqpd 3h
   6 /* SUMMARY
   7 /*      Postfix QMQP server
   8 /* SYNOPSIS
   9 /*      include "qmqpd.h"
  10 /* DESCRIPTION
  11 /* .nf
  12
  13  /*
  14   * System library.
  15   */
  16 #include <sys/time.h>
  17
  18  /*
  19   * Utility library.
  20   */
  21 #include <vstream.h>
  22 #include <vstring.h>
  23
  24  /*
  25   * Global library.
  26   */
  27 #include <mail_stream.h>
  28
  29  /*
  30   * Per-session state.
  31   */
  32 typedef struct {
  33     int     err;                        /* error flags */
  34     VSTREAM *client;                    /* client connection */
  35     VSTRING *message;                   /* message buffer */
  36     VSTRING *buf;                       /* line buffer */
  37     struct timeval arrival_time;        /* start of session */
  38     char   *name;                       /* client name */
  39     char   *addr;                       /* client IP address */
  40     char   *port;                       /* client TCP port */
  41     char   *namaddr;                    /* name[addr]:port */
  42     char   *rfc_addr;                   /* RFC 2821 client IP address */
  43     int     addr_family;                /* address family */
  44     char   *queue_id;                   /* queue file ID */
  45     VSTREAM *cleanup;                   /* cleanup server */
  46     MAIL_STREAM *dest;                  /* cleanup server */
  47     int     rcpt_count;                 /* recipient count */
  48     char   *reason;                     /* exception name */
  49     char   *sender;                     /* sender address */
  50     char   *recipient;                  /* recipient address */
  51     char   *protocol;                   /* protocol name */
  52     char   *where;                      /* protocol state */
  53     VSTRING *why_rejected;              /* REJECT reason */
  54 } QMQPD_STATE;
  55
  56  /*
  57   * Representation of unknown upstream client or message information within
  58   * qmqpd processes. This is not the representation that Postfix uses in
  59   * queue files, in queue manager delivery requests, or in XCLIENT/XFORWARD
  60   * commands!
  61   */
  62 #define CLIENT_ATTR_UNKNOWN     "unknown"
  63
  64 #define CLIENT_NAME_UNKNOWN     CLIENT_ATTR_UNKNOWN
  65 #define CLIENT_ADDR_UNKNOWN     CLIENT_ATTR_UNKNOWN
  66 #define CLIENT_PORT_UNKNOWN     CLIENT_ATTR_UNKNOWN
  67 #define CLIENT_NAMADDR_UNKNOWN  CLIENT_ATTR_UNKNOWN
  68
  69  /*
  70   * QMQP protocol status codes.
  71   */
  72 #define QMQPD_STAT_OK           'K'
  73 #define QMQPD_STAT_RETRY        'Z'
  74 #define QMQPD_STAT_HARD         'D'
  75
  76  /*
  77   * qmqpd_state.c
  78   */
  79 QMQPD_STATE *qmqpd_state_alloc(VSTREAM *);
  80 void    qmqpd_state_free(QMQPD_STATE *);
  81
  82  /*
  83   * qmqpd_peer.c
  84   */
  85 void    qmqpd_peer_init(QMQPD_STATE *);
  86 void    qmqpd_peer_reset(QMQPD_STATE *);
  87
  88 /* LICENSE
  89 /* .ad
  90 /* .fi
  91 /*      The Secure Mailer license must be distributed with this software.
  92 /* AUTHOR(S)
  93 /*      Wietse Venema
  94 /*      IBM T.J. Watson Research
  95 /*      P.O. Box 704
  96 /*      Yorktown Heights, NY 10598, USA
  97 /*--*/