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-rw-r--r--dbus/dbus-connection.c72
1 files changed, 71 insertions, 1 deletions
diff --git a/dbus/dbus-connection.c b/dbus/dbus-connection.c
index 073da8f3..5ffbc57a 100644
--- a/dbus/dbus-connection.c
+++ b/dbus/dbus-connection.c
@@ -1,7 +1,7 @@
/* -*- mode: C; c-file-style: "gnu" -*- */
/* dbus-connection.c DBusConnection object
*
- * Copyright (C) 2002 Red Hat Inc.
+ * Copyright (C) 2002, 2003 Red Hat Inc.
*
* Licensed under the Academic Free License version 1.2
*
@@ -1274,4 +1274,74 @@ _dbus_connection_free_data_slots (DBusConnection *connection)
connection->n_slots = 0;
}
+/**
+ * Specifies the maximum size message this connection is allowed to
+ * receive. Larger messages will result in disconnecting the
+ * connection.
+ *
+ * @param connection a #DBusConnection
+ * @param size maximum message size the connection can receive, in bytes
+ */
+void
+dbus_connection_set_max_message_size (DBusConnection *connection,
+ long size)
+{
+ _dbus_transport_set_max_message_size (connection->transport,
+ size);
+}
+
+/**
+ * Gets the value set by dbus_connection_set_max_message_size().
+ *
+ * @param connection the connection
+ * @returns the max size of a single message
+ */
+long
+dbus_connection_get_max_message_size (DBusConnection *connection)
+{
+ return _dbus_transport_get_max_message_size (connection->transport);
+}
+
+/**
+ * Sets the maximum total number of bytes that can be used for all messages
+ * received on this connection. Messages count toward the maximum until
+ * they are finalized. When the maximum is reached, the connection will
+ * not read more data until some messages are finalized.
+ *
+ * The semantics of the maximum are: if outstanding messages are
+ * already above the maximum, additional messages will not be read.
+ * The semantics are not: if the next message would cause us to exceed
+ * the maximum, we don't read it. The reason is that we don't know the
+ * size of a message until after we read it.
+ *
+ * Thus, the max live messages size can actually be exceeded
+ * by up to the maximum size of a single message.
+ *
+ * Also, if we read say 1024 bytes off the wire in a single read(),
+ * and that contains a half-dozen small messages, we may exceed the
+ * size max by that amount. But this should be inconsequential.
+ *
+ * @param connection the connection
+ * @param size the maximum size in bytes of all outstanding messages
+ */
+void
+dbus_connection_set_max_live_messages_size (DBusConnection *connection,
+ long size)
+{
+ _dbus_transport_set_max_live_messages_size (connection->transport,
+ size);
+}
+
+/**
+ * Gets the value set by dbus_connection_set_max_live_messages_size().
+ *
+ * @param connection the connection
+ * @returns the max size of all live messages
+ */
+long
+dbus_connection_get_max_live_messages_size (DBusConnection *connection)
+{
+ return _dbus_transport_get_max_live_messages_size (connection->transport);
+}
+
/** @} */