include/rdma/iw_portmap.h

0001 /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
0002 /*
0003  * Copyright (c) 2014 Intel Corporation. All rights reserved.
0004  * Copyright (c) 2014 Chelsio, Inc. All rights reserved.
0005  */
0006
0007 #ifndef _IW_PORTMAP_H
0008 #define _IW_PORTMAP_H
0009
0010 #include <linux/socket.h>
0011 #include <linux/netlink.h>
0012
0013 #define IWPM_ULIBNAME_SIZE  32
0014 #define IWPM_DEVNAME_SIZE   32
0015 #define IWPM_IFNAME_SIZE    16
0016 #define IWPM_IPADDR_SIZE    16
0017
0018 enum {
0019     IWPM_INVALID_NLMSG_ERR = 10,
0020     IWPM_CREATE_MAPPING_ERR,
0021     IWPM_DUPLICATE_MAPPING_ERR,
0022     IWPM_UNKNOWN_MAPPING_ERR,
0023     IWPM_CLIENT_DEV_INFO_ERR,
0024     IWPM_USER_LIB_INFO_ERR,
0025     IWPM_REMOTE_QUERY_REJECT
0026 };
0027
0028 struct iwpm_dev_data {
0029     char dev_name[IWPM_DEVNAME_SIZE];
0030     char if_name[IWPM_IFNAME_SIZE];
0031 };
0032
0033 struct iwpm_sa_data {
0034     struct sockaddr_storage loc_addr;
0035     struct sockaddr_storage mapped_loc_addr;
0036     struct sockaddr_storage rem_addr;
0037     struct sockaddr_storage mapped_rem_addr;
0038     u32 flags;
0039 };
0040
0041 int iwpm_init(u8);
0042 int iwpm_exit(u8);
0043 int iwpm_valid_pid(void);
0044 int iwpm_register_pid(struct iwpm_dev_data *pm_msg, u8 nl_client);
0045 int iwpm_add_mapping(struct iwpm_sa_data *pm_msg, u8 nl_client);
0046 int iwpm_add_and_query_mapping(struct iwpm_sa_data *pm_msg, u8 nl_client);
0047 int iwpm_remove_mapping(struct sockaddr_storage *local_addr, u8 nl_client);
0048 int iwpm_register_pid_cb(struct sk_buff *, struct netlink_callback *);
0049 int iwpm_add_mapping_cb(struct sk_buff *, struct netlink_callback *);
0050 int iwpm_add_and_query_mapping_cb(struct sk_buff *, struct netlink_callback *);
0051 int iwpm_remote_info_cb(struct sk_buff *, struct netlink_callback *);
0052 int iwpm_mapping_error_cb(struct sk_buff *, struct netlink_callback *);
0053 int iwpm_mapping_info_cb(struct sk_buff *, struct netlink_callback *);
0054 int iwpm_ack_mapping_info_cb(struct sk_buff *, struct netlink_callback *);
0055 int iwpm_get_remote_info(struct sockaddr_storage *mapped_loc_addr,
0056             struct sockaddr_storage *mapped_rem_addr,
0057             struct sockaddr_storage *remote_addr, u8 nl_client);
0058 int iwpm_create_mapinfo(struct sockaddr_storage *local_addr,
0059             struct sockaddr_storage *mapped_addr, u8 nl_client,
0060             u32 map_flags);
0061 int iwpm_remove_mapinfo(struct sockaddr_storage *local_addr,
0062             struct sockaddr_storage *mapped_addr);
0063
0064 int iwpm_hello_cb(struct sk_buff *skb, struct netlink_callback *cb);
0065 #endif /* _IW_PORTMAP_H */