include/linux/sunrpc/svcsock.h

   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 */