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#ifndef _LINUX_SUNRPC_RPC_PIPE_FS_H
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#define _LINUX_SUNRPC_RPC_PIPE_FS_H
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#ifdef __KERNEL__
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struct rpc_pipe_msg {
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        struct list_head list;
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        void *data;
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        size_t len;
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        size_t copied;
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        int errno;
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};
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struct rpc_pipe_ops {
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        ssize_t (*upcall)(struct file *, struct rpc_pipe_msg *, char __user *, size_t);
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        ssize_t (*downcall)(struct file *, const char __user *, size_t);
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        void (*destroy_msg)(struct rpc_pipe_msg *);
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};
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struct rpc_inode {
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        struct inode vfs_inode;
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        void *private;
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        struct list_head pipe;
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        int pipelen;
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        int nreaders;
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        wait_queue_head_t waitq;
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#define RPC_PIPE_WAIT_FOR_OPEN  1
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        int flags;
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        struct rpc_pipe_ops *ops;
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};
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static inline struct rpc_inode *
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RPC_I(struct inode *inode)
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{
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        return container_of(inode, struct rpc_inode, vfs_inode);
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}
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extern void rpc_inode_setowner(struct inode *, void *);
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extern int rpc_queue_upcall(struct inode *, struct rpc_pipe_msg *);
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extern struct dentry *rpc_mkdir(char *, struct rpc_clnt *);
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extern int rpc_rmdir(char *);
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extern struct dentry *rpc_mkpipe(char *, void *, struct rpc_pipe_ops *, int flags);
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extern int rpc_unlink(char *);
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#endif
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#endif