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#ifndef _RDMA_NETLINK_H
#define _RDMA_NETLINK_H
#include <linux/types.h>
enum {
RDMA_NL_RDMA_CM = 1
};
#define RDMA_NL_GET_CLIENT(type) ((type & (((1 << 6) - 1) << 10)) >> 10)
#define RDMA_NL_GET_OP(type) (type & ((1 << 10) - 1))
#define RDMA_NL_GET_TYPE(client, op) ((client << 10) + op)
enum {
RDMA_NL_RDMA_CM_ID_STATS = 0,
RDMA_NL_RDMA_CM_NUM_OPS
};
enum {
RDMA_NL_RDMA_CM_ATTR_SRC_ADDR = 1,
RDMA_NL_RDMA_CM_ATTR_DST_ADDR,
RDMA_NL_RDMA_CM_NUM_ATTR,
};
struct rdma_cm_id_stats {
__u32 qp_num;
__u32 bound_dev_if;
__u32 port_space;
__s32 pid;
__u8 cm_state;
__u8 node_type;
__u8 port_num;
__u8 qp_type;
};
#ifdef __KERNEL__
#include <linux/netlink.h>
struct ibnl_client_cbs {
int (*dump)(struct sk_buff *skb, struct netlink_callback *nlcb);
};
int ibnl_init(void);
void ibnl_cleanup(void);
/**
* Add a a client to the list of IB netlink exporters.
* @index: Index of the added client
* @nops: Number of supported ops by the added client.
* @cb_table: A table for op->callback
*
* Returns 0 on success or a negative error code.
*/
int ibnl_add_client(int index, int nops,
const struct ibnl_client_cbs cb_table[]);
/**
* Remove a client from IB netlink.
* @index: Index of the removed IB client.
*
* Returns 0 on success or a negative error code.
*/
int ibnl_remove_client(int index);
/**
* Put a new message in a supplied skb.
* @skb: The netlink skb.
* @nlh: Pointer to put the header of the new netlink message.
* @seq: The message sequence number.
* @len: The requested message length to allocate.
* @client: Calling IB netlink client.
* @op: message content op.
* Returns the allocated buffer on success and NULL on failure.
*/
void *ibnl_put_msg(struct sk_buff *skb, struct nlmsghdr **nlh, int seq,
int len, int client, int op);
/**
* Put a new attribute in a supplied skb.
* @skb: The netlink skb.
* @nlh: Header of the netlink message to append the attribute to.
* @len: The length of the attribute data.
* @data: The attribute data to put.
* @type: The attribute type.
* Returns the 0 and a negative error code on failure.
*/
int ibnl_put_attr(struct sk_buff *skb, struct nlmsghdr *nlh,
int len, void *data, int type);
#endif /* __KERNEL__ */
#endif /* _RDMA_NETLINK_H */
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