Linux 2.6.31.6
[linux/fpc-iii.git] / net / rds / info.h
blobb6c052ca7d22361d60934f5fded480b60b6ecd0f
1 #ifndef _RDS_INFO_H
2 #define _RDS_INFO_H
4 struct rds_info_lengths {
5 unsigned int nr;
6 unsigned int each;
7 };
9 struct rds_info_iterator;
12 * These functions must fill in the fields of @lens to reflect the size
13 * of the available info source. If the snapshot fits in @len then it
14 * should be copied using @iter. The caller will deduce if it was copied
15 * or not by comparing the lengths.
17 typedef void (*rds_info_func)(struct socket *sock, unsigned int len,
18 struct rds_info_iterator *iter,
19 struct rds_info_lengths *lens);
21 void rds_info_register_func(int optname, rds_info_func func);
22 void rds_info_deregister_func(int optname, rds_info_func func);
23 int rds_info_getsockopt(struct socket *sock, int optname, char __user *optval,
24 int __user *optlen);
25 void rds_info_copy(struct rds_info_iterator *iter, void *data,
26 unsigned long bytes);
27 void rds_info_iter_unmap(struct rds_info_iterator *iter);
30 #endif