summaryrefslogtreecommitdiffstats
path: root/include/linux/sunrpc/svcsock.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/sunrpc/svcsock.h')
-rw-r--r--include/linux/sunrpc/svcsock.h65
1 files changed, 65 insertions, 0 deletions
diff --git a/include/linux/sunrpc/svcsock.h b/include/linux/sunrpc/svcsock.h
new file mode 100644
index 000000000000..d33c6face032
--- /dev/null
+++ b/include/linux/sunrpc/svcsock.h
@@ -0,0 +1,65 @@
+/*
+ * linux/include/linux/sunrpc/svcsock.h
+ *
+ * RPC server socket I/O.
+ *
+ * Copyright (C) 1995, 1996 Olaf Kirch <okir@monad.swb.de>
+ */
+
+#ifndef SUNRPC_SVCSOCK_H
+#define SUNRPC_SVCSOCK_H
+
+#include <linux/sunrpc/svc.h>
+
+/*
+ * RPC server socket.
+ */
+struct svc_sock {
+ struct list_head sk_ready; /* list of ready sockets */
+ struct list_head sk_list; /* list of all sockets */
+ struct socket * sk_sock; /* berkeley socket layer */
+ struct sock * sk_sk; /* INET layer */
+
+ struct svc_serv * sk_server; /* service for this socket */
+ unsigned int sk_inuse; /* use count */
+ unsigned long sk_flags;
+#define SK_BUSY 0 /* enqueued/receiving */
+#define SK_CONN 1 /* conn pending */
+#define SK_CLOSE 2 /* dead or dying */
+#define SK_DATA 3 /* data pending */
+#define SK_TEMP 4 /* temp (TCP) socket */
+#define SK_DEAD 6 /* socket closed */
+#define SK_CHNGBUF 7 /* need to change snd/rcv buffer sizes */
+#define SK_DEFERRED 8 /* request on sk_deferred */
+
+ int sk_reserved; /* space on outq that is reserved */
+
+ struct list_head sk_deferred; /* deferred requests that need to
+ * be revisted */
+ struct semaphore sk_sem; /* to serialize sending data */
+
+ int (*sk_recvfrom)(struct svc_rqst *rqstp);
+ int (*sk_sendto)(struct svc_rqst *rqstp);
+
+ /* We keep the old state_change and data_ready CB's here */
+ void (*sk_ostate)(struct sock *);
+ void (*sk_odata)(struct sock *, int bytes);
+ void (*sk_owspace)(struct sock *);
+
+ /* private TCP part */
+ int sk_reclen; /* length of record */
+ int sk_tcplen; /* current read length */
+ time_t sk_lastrecv; /* time of last received request */
+};
+
+/*
+ * Function prototypes.
+ */
+int svc_makesock(struct svc_serv *, int, unsigned short);
+void svc_delete_socket(struct svc_sock *);
+int svc_recv(struct svc_serv *, struct svc_rqst *, long);
+int svc_send(struct svc_rqst *);
+void svc_drop(struct svc_rqst *);
+void svc_sock_update_bufs(struct svc_serv *serv);
+
+#endif /* SUNRPC_SVCSOCK_H */