Edit File: svcsock.h
/* * 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> #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 */ /* On-the-wire fragment header: */ __be32 sk_reclen; /* As we receive a record, this includes the length received so * far (including the fragment header): */ u32 sk_tcplen; /* Total length of the data (not including fragment headers) * received so far in the fragments making up this rpc: */ u32 sk_datalen; struct page * sk_pages[RPCSVC_MAXPAGES]; /* received data */ }; static inline u32 svc_sock_reclen(struct svc_sock *svsk) { return ntohl(svsk->sk_reclen) & RPC_FRAGMENT_SIZE_MASK; } static inline u32 svc_sock_final_rec(struct svc_sock *svsk) { return ntohl(svsk->sk_reclen) & RPC_LAST_STREAM_FRAGMENT; } /* * 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); bool svc_alien_sock(struct net *net, int fd); 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 */