1 files changed, 80 insertions, 0 deletions
diff --git a/src/global/int_filt.c b/src/global/int_filt.c
new file mode 100644
index 0000000..7c5f8b5
--- /dev/null
+++ b/src/global/int_filt.c
@@ -0,0 +1,80 @@
+/*++
+/* 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);
+}