Adding upstream version 4.19.249.upstream/4.19.249upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 96 insertions, 0 deletions

diff --git a/net/rxrpc/insecure.c b/net/rxrpc/insecure.c
new file mode 100644
index 000000000..af276f173
--- /dev/null
+++ b/net/rxrpc/insecure.c
@@ -0,0 +1,96 @@
+/* Null security operations.
+ *
+ * Copyright (C) 2016 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public Licence
+ * as published by the Free Software Foundation; either version
+ * 2 of the Licence, or (at your option) any later version.
+ */
+
+#include <net/af_rxrpc.h>
+#include "ar-internal.h"
+
+static int none_init_connection_security(struct rxrpc_connection *conn)
+{
+	return 0;
+}
+
+static int none_prime_packet_security(struct rxrpc_connection *conn)
+{
+	return 0;
+}
+
+static int none_secure_packet(struct rxrpc_call *call,
+			      struct sk_buff *skb,
+			      size_t data_size,
+			      void *sechdr)
+{
+	return 0;
+}
+
+static int none_verify_packet(struct rxrpc_call *call, struct sk_buff *skb,
+			      unsigned int offset, unsigned int len,
+			      rxrpc_seq_t seq, u16 expected_cksum)
+{
+	return 0;
+}
+
+static void none_locate_data(struct rxrpc_call *call, struct sk_buff *skb,
+			     unsigned int *_offset, unsigned int *_len)
+{
+}
+
+static int none_respond_to_challenge(struct rxrpc_connection *conn,
+				     struct sk_buff *skb,
+				     u32 *_abort_code)
+{
+	struct rxrpc_skb_priv *sp = rxrpc_skb(skb);
+
+	trace_rxrpc_rx_eproto(NULL, sp->hdr.serial,
+			      tracepoint_string("chall_none"));
+	return -EPROTO;
+}
+
+static int none_verify_response(struct rxrpc_connection *conn,
+				struct sk_buff *skb,
+				u32 *_abort_code)
+{
+	struct rxrpc_skb_priv *sp = rxrpc_skb(skb);
+
+	trace_rxrpc_rx_eproto(NULL, sp->hdr.serial,
+			      tracepoint_string("resp_none"));
+	return -EPROTO;
+}
+
+static void none_clear(struct rxrpc_connection *conn)
+{
+}
+
+static int none_init(void)
+{
+	return 0;
+}
+
+static void none_exit(void)
+{
+}
+
+/*
+ * RxRPC Kerberos-based security
+ */
+const struct rxrpc_security rxrpc_no_security = {
+	.name				= "none",
+	.security_index			= RXRPC_SECURITY_NONE,
+	.init				= none_init,
+	.exit				= none_exit,
+	.init_connection_security	= none_init_connection_security,
+	.prime_packet_security		= none_prime_packet_security,
+	.secure_packet			= none_secure_packet,
+	.verify_packet			= none_verify_packet,
+	.locate_data			= none_locate_data,
+	.respond_to_challenge		= none_respond_to_challenge,
+	.verify_response		= none_verify_response,
+	.clear				= none_clear,
+};