kernel-ark/net/rxrpc/insecure.c
David Howells e0e4d82f3b rxrpc: Create a null security type and get rid of conditional calls
Create a null security type for security index 0 and get rid of all
conditional calls to the security operations.  We expect normally to be
using security, so this should be of little negative impact.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-04-11 15:34:41 -04:00

84 lines
1.9 KiB
C

/* 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 void none_prime_packet_security(struct rxrpc_connection *conn)
{
}
static int none_secure_packet(const struct rxrpc_call *call,
struct sk_buff *skb,
size_t data_size,
void *sechdr)
{
return 0;
}
static int none_verify_packet(const struct rxrpc_call *call,
struct sk_buff *skb,
u32 *_abort_code)
{
return 0;
}
static int none_respond_to_challenge(struct rxrpc_connection *conn,
struct sk_buff *skb,
u32 *_abort_code)
{
*_abort_code = RX_PROTOCOL_ERROR;
return -EPROTO;
}
static int none_verify_response(struct rxrpc_connection *conn,
struct sk_buff *skb,
u32 *_abort_code)
{
*_abort_code = RX_PROTOCOL_ERROR;
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,
.respond_to_challenge = none_respond_to_challenge,
.verify_response = none_verify_response,
.clear = none_clear,
};