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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/include/rdma/iw_portmap.h
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/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */

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/*

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 * Copyright (c) 2014 Intel Corporation. All rights reserved.

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 * Copyright (c) 2014 Chelsio, Inc. All rights reserved.

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 */

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#ifndef _IW_PORTMAP_H

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#define _IW_PORTMAP_H

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#include <linux/socket.h>

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#include <linux/netlink.h>

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#define IWPM_ULIBNAME_SIZE	32

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#define IWPM_DEVNAME_SIZE	32

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#define IWPM_IFNAME_SIZE	16

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#define IWPM_IPADDR_SIZE	16

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enum {

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	IWPM_INVALID_NLMSG_ERR = 10,

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	IWPM_CREATE_MAPPING_ERR,

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	IWPM_DUPLICATE_MAPPING_ERR,

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	IWPM_UNKNOWN_MAPPING_ERR,

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	IWPM_CLIENT_DEV_INFO_ERR,

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	IWPM_USER_LIB_INFO_ERR,

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	IWPM_REMOTE_QUERY_REJECT

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};

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struct iwpm_dev_data {

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	char dev_name[IWPM_DEVNAME_SIZE];

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	char if_name[IWPM_IFNAME_SIZE];

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};

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struct iwpm_sa_data {

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	struct sockaddr_storage loc_addr;

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	struct sockaddr_storage mapped_loc_addr;

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	struct sockaddr_storage rem_addr;

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	struct sockaddr_storage mapped_rem_addr;

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	u32 flags;

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};

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int iwpm_init(u8);

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int iwpm_exit(u8);

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int iwpm_valid_pid(void);

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int iwpm_register_pid(struct iwpm_dev_data *pm_msg, u8 nl_client);

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int iwpm_add_mapping(struct iwpm_sa_data *pm_msg, u8 nl_client);

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int iwpm_add_and_query_mapping(struct iwpm_sa_data *pm_msg, u8 nl_client);

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int iwpm_remove_mapping(struct sockaddr_storage *local_addr, u8 nl_client);

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int iwpm_register_pid_cb(struct sk_buff *, struct netlink_callback *);

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int iwpm_add_mapping_cb(struct sk_buff *, struct netlink_callback *);

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int iwpm_add_and_query_mapping_cb(struct sk_buff *, struct netlink_callback *);

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int iwpm_remote_info_cb(struct sk_buff *, struct netlink_callback *);

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int iwpm_mapping_error_cb(struct sk_buff *, struct netlink_callback *);

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int iwpm_mapping_info_cb(struct sk_buff *, struct netlink_callback *);

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int iwpm_ack_mapping_info_cb(struct sk_buff *, struct netlink_callback *);

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int iwpm_get_remote_info(struct sockaddr_storage *mapped_loc_addr,

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			struct sockaddr_storage *mapped_rem_addr,

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			struct sockaddr_storage *remote_addr, u8 nl_client);

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int iwpm_create_mapinfo(struct sockaddr_storage *local_addr,

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			struct sockaddr_storage *mapped_addr, u8 nl_client,

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			u32 map_flags);

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int iwpm_remove_mapinfo(struct sockaddr_storage *local_addr,

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			struct sockaddr_storage *mapped_addr);

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int iwpm_hello_cb(struct sk_buff *skb, struct netlink_callback *cb);

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#endif /* _IW_PORTMAP_H */

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