1 /*
2  * linux/include/linux/sunrpc/svcsock.h
3  *
4  * RPC server socket I/O.
5  *
6  * Copyright (C) 1995, 1996 Olaf Kirch <okir@monad.swb.de>
7  */
8 
9 #ifndef SUNRPC_SVCSOCK_H
10 #define SUNRPC_SVCSOCK_H
11 
12 #include <linux/sunrpc/svc.h>
13 #include <linux/sunrpc/svc_xprt.h>
14 
15 /*
16  * RPC server socket.
17  */
18 struct svc_sock {
19 	struct svc_xprt		sk_xprt;
20 	struct socket *		sk_sock;	/* berkeley socket layer */
21 	struct sock *		sk_sk;		/* INET layer */
22 
23 	/* We keep the old state_change and data_ready CB's here */
24 	void			(*sk_ostate)(struct sock *);
25 	void			(*sk_odata)(struct sock *, int bytes);
26 	void			(*sk_owspace)(struct sock *);
27 
28 	/* private TCP part */
29 	u32			sk_reclen;	/* length of record */
30 	u32			sk_tcplen;	/* current read length */
31 };
32 
33 /*
34  * Function prototypes.
35  */
36 void		svc_close_all(struct list_head *);
37 int		svc_recv(struct svc_rqst *, long);
38 int		svc_send(struct svc_rqst *);
39 void		svc_drop(struct svc_rqst *);
40 void		svc_sock_update_bufs(struct svc_serv *serv);
41 int		svc_sock_names(struct svc_serv *serv, char *buf,
42 					const size_t buflen,
43 					const char *toclose);
44 int		svc_addsock(struct svc_serv *serv, const int fd,
45 					char *name_return, const size_t len);
46 void		svc_init_xprt_sock(void);
47 void		svc_cleanup_xprt_sock(void);
48 struct svc_xprt *svc_sock_create(struct svc_serv *serv, int prot);
49 void		svc_sock_destroy(struct svc_xprt *);
50 
51 /*
52  * svc_makesock socket characteristics
53  */
54 #define SVC_SOCK_DEFAULTS	(0U)
55 #define SVC_SOCK_ANONYMOUS	(1U << 0)	/* don't register with pmap */
56 #define SVC_SOCK_TEMPORARY	(1U << 1)	/* flag socket as temporary */
57 
58 #endif /* SUNRPC_SVCSOCK_H */
59