82 lines
2.0 KiB
C
82 lines
2.0 KiB
C
/*++
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/* NAME
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/* indirect 3
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/* SUMMARY
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/* indirect delivery
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/* SYNOPSIS
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/* #include "local.h"
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/*
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/* void deliver_indirect(state)
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/* LOCAL_STATE state;
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/* char *recipient;
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/* DESCRIPTION
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/* deliver_indirect() delivers a message via the message
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/* forwarding service, with duplicate filtering up to a
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/* configurable number of recipients.
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/*
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/* Arguments:
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/* .IP state
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/* The attributes that specify the message, sender and more.
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/* A table with the results from expanding aliases or lists.
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/* CONFIGURATION VARIABLES
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/* duplicate_filter_limit, duplicate filter size limit
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/* DIAGNOSTICS
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/* The result is non-zero when the operation should be tried again.
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/* LICENSE
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/* .ad
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/* .fi
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/* The Secure Mailer license must be distributed with this software.
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/* AUTHOR(S)
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/* Wietse Venema
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/* IBM T.J. Watson Research
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/* P.O. Box 704
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/* Yorktown Heights, NY 10598, USA
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/*--*/
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/* System library. */
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#include <sys_defs.h>
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#include <unistd.h>
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/* Utility library. */
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#include <msg.h>
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#include <htable.h>
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/* Global library. */
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#include <mail_params.h>
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#include <bounce.h>
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#include <defer.h>
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#include <been_here.h>
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/* Application-specific. */
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#include "local.h"
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/* deliver_indirect - deliver mail via forwarding service */
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int deliver_indirect(LOCAL_STATE state)
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{
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/*
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* Suppress duplicate expansion results. Add some sugar to the name to
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* avoid collisions with other duplicate filters. Allow the user to
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* specify an upper bound on the size of the duplicate filter, so that we
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* can handle huge mailing lists with millions of recipients.
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*/
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if (msg_verbose)
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msg_info("deliver_indirect: %s", state.msg_attr.recipient);
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if (been_here(state.dup_filter, "indirect %s", state.msg_attr.recipient))
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return (0);
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/*
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* Send the address to the forwarding service. Inherit the delivered
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* attribute from the alias or from the .forward file owner.
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*/
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if (forward_append(state.msg_attr))
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return (defer_append(BOUNCE_FLAG_KEEP, BOUNCE_ATTR(state.msg_attr),
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"unable to forward message"));
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return (0);
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}
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