svcsock.h

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/*
 * linux/include/linux/sunrpc/svcsock.h
 *
 * RPC server socket I/O.
 *
 * Copyright (C) 1995, 1996 Olaf Kirch <[email protected]>
 */

#ifndef SUNRPC_SVCSOCK_H
#define SUNRPC_SVCSOCK_H

#include <linux/sunrpc/svc.h>
#include <linux/sunrpc/svc_xprt.h>

/*
 * RPC server socket.
 */
struct svc_sock {
    struct svc_xprt     sk_xprt;
    struct socket *     sk_sock;    /* berkeley socket layer */
    struct sock *       sk_sk;      /* INET layer */

    /* 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 */
    u32         sk_reclen;  /* length of record */
    u32         sk_tcplen;  /* current read length */
    struct page *       sk_pages[RPCSVC_MAXPAGES];  /* received data */
};

/*
 * Function prototypes.
 */
void        svc_close_net(struct svc_serv *, struct net *);
int     svc_recv(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);
int     svc_addsock(struct svc_serv *serv, const int fd,
                    char *name_return, const size_t len);
void        svc_init_xprt_sock(void);
void        svc_cleanup_xprt_sock(void);
struct svc_xprt *svc_sock_create(struct svc_serv *serv, int prot);
void        svc_sock_destroy(struct svc_xprt *);

/*
 * svc_makesock socket characteristics
 */
#define SVC_SOCK_DEFAULTS   (0U)
#define SVC_SOCK_ANONYMOUS  (1U << 0)   /* don't register with pmap */
#define SVC_SOCK_TEMPORARY  (1U << 1)   /* flag socket as temporary */

#endif /* SUNRPC_SVCSOCK_H */