projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| b2cbae2c RD |
1 | #ifndef _RDMA_NETLINK_H |
| 2 | #define _RDMA_NETLINK_H | |
| 3 | ||
| b2cbae2c RD |
4 | |
| 5 | #include <linux/netlink.h> | |
| 7235aa79 | 6 | #include <uapi/rdma/rdma_netlink.h> |
| b2cbae2c RD |
7 | |
| 8 | struct ibnl_client_cbs { | |
| 9 | int (*dump)(struct sk_buff *skb, struct netlink_callback *nlcb); | |
| 809d5fc9 | 10 | struct module *module; |
| b2cbae2c RD |
11 | }; |
| 12 | ||
| 13 | int ibnl_init(void); | |
| 14 | void ibnl_cleanup(void); | |
| 15 | ||
| 16 | /** | |
| 17 | * Add a a client to the list of IB netlink exporters. | |
| 18 | * @index: Index of the added client | |
| 19 | * @nops: Number of supported ops by the added client. | |
| 20 | * @cb_table: A table for op->callback | |
| 21 | * | |
| 22 | * Returns 0 on success or a negative error code. | |
| 23 | */ | |
| 24 | int ibnl_add_client(int index, int nops, | |
| 25 | const struct ibnl_client_cbs cb_table[]); | |
| 26 | ||
| 27 | /** | |
| 28 | * Remove a client from IB netlink. | |
| 29 | * @index: Index of the removed IB client. | |
| 30 | * | |
| 31 | * Returns 0 on success or a negative error code. | |
| 32 | */ | |
| 33 | int ibnl_remove_client(int index); | |
| 34 | ||
| 35 | /** | |
| 36 | * Put a new message in a supplied skb. | |
| 37 | * @skb: The netlink skb. | |
| 38 | * @nlh: Pointer to put the header of the new netlink message. | |
| 39 | * @seq: The message sequence number. | |
| 40 | * @len: The requested message length to allocate. | |
| 41 | * @client: Calling IB netlink client. | |
| 42 | * @op: message content op. | |
| 43 | * Returns the allocated buffer on success and NULL on failure. | |
| 44 | */ | |
| 45 | void *ibnl_put_msg(struct sk_buff *skb, struct nlmsghdr **nlh, int seq, | |
| 46 | int len, int client, int op); | |
| 47 | /** | |
| 48 | * Put a new attribute in a supplied skb. | |
| 49 | * @skb: The netlink skb. | |
| 50 | * @nlh: Header of the netlink message to append the attribute to. | |
| 51 | * @len: The length of the attribute data. | |
| 52 | * @data: The attribute data to put. | |
| 53 | * @type: The attribute type. | |
| 54 | * Returns the 0 and a negative error code on failure. | |
| 55 | */ | |
| 56 | int ibnl_put_attr(struct sk_buff *skb, struct nlmsghdr *nlh, | |
| 57 | int len, void *data, int type); | |
| 58 | ||
| b2cbae2c | 59 | #endif /* _RDMA_NETLINK_H */ |