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+/*++
+/* NAME
+/* int_filt 3
+/* SUMMARY
+/* internal mail filter control
+/* SYNOPSIS
+/* #include <int_filt.h>
+/*
+/* int int_filt_flags(class)
+/* int class;
+/* DESCRIPTION
+/* int_filt_flags() determines the appropriate mail filtering
+/* flags for the cleanup server, depending on the setting of
+/* the internal_mail_filter_classes configuration parameter.
+/*
+/* Specify one of the following:
+/* .IP MAIL_SRC_MASK_NOTIFY
+/* Postmaster notifications from the smtpd(8) and smtp(8)
+/* protocol adapters.
+/* .IP MAIL_SRC_MASK_BOUNCE
+/* Delivery status notifications from the bounce(8) server.
+/* .PP
+/* Other MAIL_SRC_MASK_XXX arguments are permited but will
+/* have no effect.
+/* DIAGNOSTICS
+/* Fatal: invalid mail category name.
+/* LICENSE
+/* .ad
+/* .fi
+/* The Secure Mailer license must be distributed with this software.
+/* AUTHOR(S)
+/* Wietse Venema
+/* IBM T.J. Watson Research
+/* P.O. Box 704
+/* Yorktown Heights, NY 10598, USA
+/*--*/
+
+/* System library. */
+
+#include <sys_defs.h>
+
+/* Utility library. */
+
+#include <name_mask.h>
+#include <msg.h>
+
+/* Global library. */
+
+#include <mail_params.h>
+#include <cleanup_user.h>
+#include <mail_proto.h>
+#include <int_filt.h>
+
+/* int_filt_flags - map mail class to submission flags */
+
+int int_filt_flags(int class)
+{
+ static const NAME_MASK table[] = {
+ MAIL_SRC_NAME_NOTIFY, MAIL_SRC_MASK_NOTIFY,
+ MAIL_SRC_NAME_BOUNCE, MAIL_SRC_MASK_BOUNCE,
+ MAIL_SRC_NAME_SENDMAIL, 0,
+ MAIL_SRC_NAME_SMTPD, 0,
+ MAIL_SRC_NAME_QMQPD, 0,
+ MAIL_SRC_NAME_FORWARD, 0,
+ MAIL_SRC_NAME_VERIFY, 0,
+ 0,
+ };
+ int filtered_classes = 0;
+
+ if (class && *var_int_filt_classes) {
+ filtered_classes =
+ name_mask(VAR_INT_FILT_CLASSES, table, var_int_filt_classes);
+ if (filtered_classes == 0)
+ msg_warn("%s: bad input: %s", VAR_INT_FILT_CLASSES,
+ var_int_filt_classes);
+ if (filtered_classes & class)
+ return (CLEANUP_FLAG_FILTER | CLEANUP_FLAG_MILTER);
+ }
+ return (0);
+}