[linux-2.6-block.git] / net / rxrpc / insecure.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,
};
Commit	Line	Data
e0e4d82f DH	1	/* Null security operations.
	2	*
	3	* Copyright (C) 2016 Red Hat, Inc. All Rights Reserved.
	4	* Written by David Howells (dhowells@redhat.com)
	5	*
	6	* This program is free software; you can redistribute it and/or
	7	* modify it under the terms of the GNU General Public Licence
	8	* as published by the Free Software Foundation; either version
	9	* 2 of the Licence, or (at your option) any later version.
	10	*/
	11
	12	#include <net/af_rxrpc.h>
	13	#include "ar-internal.h"
	14
	15	static int none_init_connection_security(struct rxrpc_connection *conn)
	16	{
	17	return 0;
	18	}
	19
	20	static void none_prime_packet_security(struct rxrpc_connection *conn)
	21	{
	22	}
	23
	24	static int none_secure_packet(const struct rxrpc_call *call,
	25	struct sk_buff *skb,
	26	size_t data_size,
	27	void *sechdr)
	28	{
	29	return 0;
	30	}
	31
	32	static int none_verify_packet(const struct rxrpc_call *call,
	33	struct sk_buff *skb,
	34	u32 *_abort_code)
	35	{
	36	return 0;
	37	}
	38
	39	static int none_respond_to_challenge(struct rxrpc_connection *conn,
	40	struct sk_buff *skb,
	41	u32 *_abort_code)
	42	{
	43	*_abort_code = RX_PROTOCOL_ERROR;
	44	return -EPROTO;
	45	}
	46
	47	static int none_verify_response(struct rxrpc_connection *conn,
	48	struct sk_buff *skb,
	49	u32 *_abort_code)
	50	{
	51	*_abort_code = RX_PROTOCOL_ERROR;
	52	return -EPROTO;
	53	}
	54
	55	static void none_clear(struct rxrpc_connection *conn)
	56	{
	57	}
	58
	59	static int none_init(void)
	60	{
	61	return 0;
	62	}
	63
	64	static void none_exit(void)
65	{
66	}
67
68	/*
69	* RxRPC Kerberos-based security
70	*/
71	const struct rxrpc_security rxrpc_no_security = {
72	.name = "none",
73	.security_index = RXRPC_SECURITY_NONE,
74	.init = none_init,
75	.exit = none_exit,
76	.init_connection_security = none_init_connection_security,
77	.prime_packet_security = none_prime_packet_security,
78	.secure_packet = none_secure_packet,
79	.verify_packet = none_verify_packet,
80	.respond_to_challenge = none_respond_to_challenge,
81	.verify_response = none_verify_response,
82	.clear = none_clear,
83	};