2 * linux/include/linux/sunrpc/svcsock.h
4 * RPC server socket I/O.
6 * Copyright (C) 1995, 1996 Olaf Kirch <okir@monad.swb.de>
9 #ifndef SUNRPC_SVCSOCK_H
10 #define SUNRPC_SVCSOCK_H
12 #include <linux/sunrpc/svc.h>
18 struct list_head sk_ready; /* list of ready sockets */
19 struct list_head sk_list; /* list of all sockets */
20 struct socket * sk_sock; /* berkeley socket layer */
21 struct sock * sk_sk; /* INET layer */
23 struct svc_serv * sk_server; /* service for this socket */
24 unsigned int sk_inuse; /* use count */
25 unsigned long sk_flags;
26 #define SK_BUSY 0 /* enqueued/receiving */
27 #define SK_CONN 1 /* conn pending */
28 #define SK_CLOSE 2 /* dead or dying */
29 #define SK_DATA 3 /* data pending */
30 #define SK_TEMP 4 /* temp (TCP) socket */
31 #define SK_DEAD 6 /* socket closed */
32 #define SK_CHNGBUF 7 /* need to change snd/rcv buffer sizes */
33 #define SK_DEFERRED 8 /* request on sk_deferred */
35 int sk_reserved; /* space on outq that is reserved */
37 struct list_head sk_deferred; /* deferred requests that need to
39 struct semaphore sk_sem; /* to serialize sending data */
41 int (*sk_recvfrom)(struct svc_rqst *rqstp);
42 int (*sk_sendto)(struct svc_rqst *rqstp);
44 /* We keep the old state_change and data_ready CB's here */
45 void (*sk_ostate)(struct sock *);
46 void (*sk_odata)(struct sock *, int bytes);
47 void (*sk_owspace)(struct sock *);
49 /* private TCP part */
50 int sk_reclen; /* length of record */
51 int sk_tcplen; /* current read length */
52 time_t sk_lastrecv; /* time of last received request */
56 * Function prototypes.
58 int svc_makesock(struct svc_serv *, int, unsigned short);
59 void svc_delete_socket(struct svc_sock *);
60 int svc_recv(struct svc_serv *, struct svc_rqst *, long);
61 int svc_send(struct svc_rqst *);
62 void svc_drop(struct svc_rqst *);
63 void svc_sock_update_bufs(struct svc_serv *serv);
65 #endif /* SUNRPC_SVCSOCK_H */