include/rdma/iw_portmap.h

   1 /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
   2 /*
   3  * Copyright (c) 2014 Intel Corporation. All rights reserved.
   4  * Copyright (c) 2014 Chelsio, Inc. All rights reserved.
   5  */
   6
   7 #ifndef _IW_PORTMAP_H
   8 #define _IW_PORTMAP_H
   9
  10 #include <linux/socket.h>
  11 #include <linux/netlink.h>
  12
  13 #define IWPM_ULIBNAME_SIZE      32
  14 #define IWPM_DEVNAME_SIZE       32
  15 #define IWPM_IFNAME_SIZE        16
  16 #define IWPM_IPADDR_SIZE        16
  17
  18 enum {
  19         IWPM_INVALID_NLMSG_ERR = 10,
  20         IWPM_CREATE_MAPPING_ERR,
  21         IWPM_DUPLICATE_MAPPING_ERR,
  22         IWPM_UNKNOWN_MAPPING_ERR,
  23         IWPM_CLIENT_DEV_INFO_ERR,
  24         IWPM_USER_LIB_INFO_ERR,
  25         IWPM_REMOTE_QUERY_REJECT
  26 };
  27
  28 struct iwpm_dev_data {
  29         char dev_name[IWPM_DEVNAME_SIZE];
  30         char if_name[IWPM_IFNAME_SIZE];
  31 };
  32
  33 struct iwpm_sa_data {
  34         struct sockaddr_storage loc_addr;
  35         struct sockaddr_storage mapped_loc_addr;
  36         struct sockaddr_storage rem_addr;
  37         struct sockaddr_storage mapped_rem_addr;
  38         u32 flags;
  39 };
  40
  41 int iwpm_init(u8);
  42 int iwpm_exit(u8);
  43 int iwpm_valid_pid(void);
  44 int iwpm_register_pid(struct iwpm_dev_data *pm_msg, u8 nl_client);
  45 int iwpm_add_mapping(struct iwpm_sa_data *pm_msg, u8 nl_client);
  46 int iwpm_add_and_query_mapping(struct iwpm_sa_data *pm_msg, u8 nl_client);
  47 int iwpm_remove_mapping(struct sockaddr_storage *local_addr, u8 nl_client);
  48 int iwpm_register_pid_cb(struct sk_buff *, struct netlink_callback *);
  49 int iwpm_add_mapping_cb(struct sk_buff *, struct netlink_callback *);
  50 int iwpm_add_and_query_mapping_cb(struct sk_buff *, struct netlink_callback *);
  51 int iwpm_remote_info_cb(struct sk_buff *, struct netlink_callback *);
  52 int iwpm_mapping_error_cb(struct sk_buff *, struct netlink_callback *);
  53 int iwpm_mapping_info_cb(struct sk_buff *, struct netlink_callback *);
  54 int iwpm_ack_mapping_info_cb(struct sk_buff *, struct netlink_callback *);
  55 int iwpm_get_remote_info(struct sockaddr_storage *mapped_loc_addr,
  56                         struct sockaddr_storage *mapped_rem_addr,
  57                         struct sockaddr_storage *remote_addr, u8 nl_client);
  58 int iwpm_create_mapinfo(struct sockaddr_storage *local_addr,
  59                         struct sockaddr_storage *mapped_addr, u8 nl_client,
  60                         u32 map_flags);
  61 int iwpm_remove_mapinfo(struct sockaddr_storage *local_addr,
  62                         struct sockaddr_storage *mapped_addr);
  63
  64 int iwpm_hello_cb(struct sk_buff *skb, struct netlink_callback *cb);
  65 #endif /* _IW_PORTMAP_H */