netlink_compat.c | Explore in Territory

/*
 * Copyright (c) 2014, Ericsson AB
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the names of the copyright holders nor the names of its
 *    contributors may be used to endorse or promote products derived from
 *    this software without specific prior written permission.
 *
 * Alternatively, this software may be distributed under the terms of the
 * GNU General Public License ("GPL") version 2 as published by the Free
 * Software Foundation.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include "core.h"
#include "bearer.h"
#include "link.h"
#include "name_table.h"
#include "socket.h"
#include "node.h"
#include "net.h"
#include <net/genetlink.h>
#include <linux/string_helpers.h>
#include <linux/tipc_config.h>

/* The legacy API had an artificial message length limit called
 * ULTRA_STRING_MAX_LEN.
 */
#define ULTRA_STRING_MAX_LEN …

#define TIPC_SKB_MAX …

#define REPLY_TRUNCATED …

struct tipc_nl_compat_msg { … };

struct tipc_nl_compat_cmd_dump { … };

struct tipc_nl_compat_cmd_doit { … };

static int tipc_skb_tailroom(struct sk_buff *skb)
{ … }

static inline int TLV_GET_DATA_LEN(struct tlv_desc *tlv)
{ … }

static int tipc_add_tlv(struct sk_buff *skb, u16 type, void *data, u16 len)
{ … }

static void tipc_tlv_init(struct sk_buff *skb, u16 type)
{ … }

static __printf(2, 3) int tipc_tlv_sprintf(struct sk_buff *skb,
					   const char *fmt, ...)
{ … }

static struct sk_buff *tipc_tlv_alloc(int size)
{ … }

static struct sk_buff *tipc_get_err_tlv(char *str)
{ … }

static int __tipc_nl_compat_dumpit(struct tipc_nl_compat_cmd_dump *cmd,
				   struct tipc_nl_compat_msg *msg,
				   struct sk_buff *arg)
{ … }

static int tipc_nl_compat_dumpit(struct tipc_nl_compat_cmd_dump *cmd,
				 struct tipc_nl_compat_msg *msg)
{ … }

static int __tipc_nl_compat_doit(struct tipc_nl_compat_cmd_doit *cmd,
				 struct tipc_nl_compat_msg *msg)
{ … }

static int tipc_nl_compat_doit(struct tipc_nl_compat_cmd_doit *cmd,
			       struct tipc_nl_compat_msg *msg)
{ … }

static int tipc_nl_compat_bearer_dump(struct tipc_nl_compat_msg *msg,
				      struct nlattr **attrs)
{ … }

static int tipc_nl_compat_bearer_enable(struct tipc_nl_compat_cmd_doit *cmd,
					struct sk_buff *skb,
					struct tipc_nl_compat_msg *msg)
{ … }

static int tipc_nl_compat_bearer_disable(struct tipc_nl_compat_cmd_doit *cmd,
					 struct sk_buff *skb,
					 struct tipc_nl_compat_msg *msg)
{ … }

static inline u32 perc(u32 count, u32 total)
{ … }

static void __fill_bc_link_stat(struct tipc_nl_compat_msg *msg,
				struct nlattr *prop[], struct nlattr *stats[])
{ … }

static int tipc_nl_compat_link_stat_dump(struct tipc_nl_compat_msg *msg,
					 struct nlattr **attrs)
{ … }

static int tipc_nl_compat_link_dump(struct tipc_nl_compat_msg *msg,
				    struct nlattr **attrs)
{ … }

static int __tipc_add_link_prop(struct sk_buff *skb,
				struct tipc_nl_compat_msg *msg,
				struct tipc_link_config *lc)
{ … }

static int tipc_nl_compat_media_set(struct sk_buff *skb,
				    struct tipc_nl_compat_msg *msg)
{ … }

static int tipc_nl_compat_bearer_set(struct sk_buff *skb,
				     struct tipc_nl_compat_msg *msg)
{ … }

static int __tipc_nl_compat_link_set(struct sk_buff *skb,
				     struct tipc_nl_compat_msg *msg)
{ … }

static int tipc_nl_compat_link_set(struct tipc_nl_compat_cmd_doit *cmd,
				   struct sk_buff *skb,
				   struct tipc_nl_compat_msg *msg)
{ … }

static int tipc_nl_compat_link_reset_stats(struct tipc_nl_compat_cmd_doit *cmd,
					   struct sk_buff *skb,
					   struct tipc_nl_compat_msg *msg)
{ … }

static int tipc_nl_compat_name_table_dump_header(struct tipc_nl_compat_msg *msg)
{ … }

static int tipc_nl_compat_name_table_dump(struct tipc_nl_compat_msg *msg,
					  struct nlattr **attrs)
{ … }

static int __tipc_nl_compat_publ_dump(struct tipc_nl_compat_msg *msg,
				      struct nlattr **attrs)
{ … }

static int tipc_nl_compat_publ_dump(struct tipc_nl_compat_msg *msg, u32 sock)
{ … }

static int tipc_nl_compat_sk_dump(struct tipc_nl_compat_msg *msg,
				  struct nlattr **attrs)
{ … }

static int tipc_nl_compat_media_dump(struct tipc_nl_compat_msg *msg,
				     struct nlattr **attrs)
{ … }

static int tipc_nl_compat_node_dump(struct tipc_nl_compat_msg *msg,
				    struct nlattr **attrs)
{ … }

static int tipc_nl_compat_net_set(struct tipc_nl_compat_cmd_doit *cmd,
				  struct sk_buff *skb,
				  struct tipc_nl_compat_msg *msg)
{ … }

static int tipc_nl_compat_net_dump(struct tipc_nl_compat_msg *msg,
				   struct nlattr **attrs)
{ … }

static int tipc_cmd_show_stats_compat(struct tipc_nl_compat_msg *msg)
{ … }

static int tipc_nl_compat_handle(struct tipc_nl_compat_msg *msg)
{ … }

static int tipc_nl_compat_recv(struct sk_buff *skb, struct genl_info *info)
{ … }

static const struct genl_small_ops tipc_genl_compat_ops[] = …;

static struct genl_family tipc_genl_compat_family __ro_after_init = …;

int __init tipc_netlink_compat_start(void)
{ … }

void tipc_netlink_compat_stop(void)
{ … }
linux/net/tipc/netlink_compat.c
