linux/include/linux/seq_file_net.h
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   1#ifndef __SEQ_FILE_NET_H__
   2#define __SEQ_FILE_NET_H__
   3
   4#include <linux/seq_file.h>
   5
   6struct net;
   7extern struct net init_net;
   8
   9struct seq_net_private {
  10#ifdef CONFIG_NET_NS
  11        struct net *net;
  12#endif
  13};
  14
  15int seq_open_net(struct inode *, struct file *,
  16                 const struct seq_operations *, int);
  17int single_open_net(struct inode *, struct file *file,
  18                int (*show)(struct seq_file *, void *));
  19int seq_release_net(struct inode *, struct file *);
  20int single_release_net(struct inode *, struct file *);
  21static inline struct net *seq_file_net(struct seq_file *seq)
  22{
  23#ifdef CONFIG_NET_NS
  24        return ((struct seq_net_private *)seq->private)->net;
  25#else
  26        return &init_net;
  27#endif
  28}
  29
  30#endif
  31
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