diff options
Diffstat (limited to 'sys/rpc/svc.h')
| -rw-r--r-- | sys/rpc/svc.h | 55 |
1 files changed, 51 insertions, 4 deletions
diff --git a/sys/rpc/svc.h b/sys/rpc/svc.h index 7d9428e..a7f5f51 100644 --- a/sys/rpc/svc.h +++ b/sys/rpc/svc.h @@ -103,9 +103,11 @@ struct xp_ops { struct sockaddr **, struct mbuf **); /* get transport status */ enum xprt_stat (*xp_stat)(struct __rpc_svcxprt *); + /* get transport acknowledge sequence */ + bool_t (*xp_ack)(struct __rpc_svcxprt *, uint32_t *); /* send reply */ bool_t (*xp_reply)(struct __rpc_svcxprt *, struct rpc_msg *, - struct sockaddr *, struct mbuf *); + struct sockaddr *, struct mbuf *, uint32_t *); /* destroy this struct */ void (*xp_destroy)(struct __rpc_svcxprt *); /* catch-all function */ @@ -166,6 +168,8 @@ typedef struct __rpc_svcxprt { time_t xp_lastactive; /* time of last RPC */ u_int64_t xp_sockref; /* set by nfsv4 to identify socket */ int xp_upcallset; /* socket upcall is set up */ + uint32_t xp_snd_cnt; /* # of bytes to send to socket */ + uint32_t xp_snt_cnt; /* # of bytes sent to socket */ #else int xp_fd; u_short xp_port; /* associated port number */ @@ -230,6 +234,17 @@ struct svc_callout { }; TAILQ_HEAD(svc_callout_list, svc_callout); +/* + * The services connection loss list + * The dispatch routine takes request structs and runs the + * apropriate procedure. + */ +struct svc_loss_callout { + TAILQ_ENTRY(svc_loss_callout) slc_link; + void (*slc_dispatch)(SVCXPRT *); +}; +TAILQ_HEAD(svc_loss_callout_list, svc_loss_callout); + struct __rpc_svcthread; /* @@ -253,6 +268,7 @@ struct svc_req { void *rq_p1; /* application workspace */ int rq_p2; /* application workspace */ uint64_t rq_p3; /* application workspace */ + uint32_t rq_reply_seq; /* reply socket sequence # */ char rq_credarea[3*MAX_AUTH_BYTES]; }; STAILQ_HEAD(svc_reqlist, svc_req); @@ -311,13 +327,14 @@ enum svcpool_state { typedef SVCTHREAD *pool_assign_fn(SVCTHREAD *, struct svc_req *); typedef void pool_done_fn(SVCTHREAD *, struct svc_req *); typedef struct __rpc_svcpool { - struct mtx sp_lock; /* protect the transport lists */ + struct mtx_padalign sp_lock; /* protect the transport lists */ const char *sp_name; /* pool name (e.g. "nfsd", "NLM" */ enum svcpool_state sp_state; /* current pool state */ struct proc *sp_proc; /* process which is in svc_run */ struct svcxprt_list sp_xlist; /* all transports in the pool */ struct svcxprt_list sp_active; /* transports needing service */ struct svc_callout_list sp_callouts; /* (prog,vers)->dispatch list */ + struct svc_loss_callout_list sp_lcallouts; /* loss->dispatch list */ struct svcthread_list sp_threads; /* service threads */ struct svcthread_list sp_idlethreads; /* idle service threads */ int sp_minthreads; /* minimum service thread count */ @@ -393,8 +410,12 @@ struct svc_req { #define SVC_STAT(xprt) \ (*(xprt)->xp_ops->xp_stat)(xprt) -#define SVC_REPLY(xprt, msg, addr, m) \ - (*(xprt)->xp_ops->xp_reply) ((xprt), (msg), (addr), (m)) +#define SVC_ACK(xprt, ack) \ + ((xprt)->xp_ops->xp_ack == NULL ? FALSE : \ + ((ack) == NULL ? TRUE : (*(xprt)->xp_ops->xp_ack)((xprt), (ack)))) + +#define SVC_REPLY(xprt, msg, addr, m, seq) \ + (*(xprt)->xp_ops->xp_reply) ((xprt), (msg), (addr), (m), (seq)) #define SVC_DESTROY(xprt) \ (*(xprt)->xp_ops->xp_destroy)(xprt) @@ -495,6 +516,32 @@ extern void svc_unreg(const rpcprog_t, const rpcvers_t); #endif __END_DECLS +#ifdef _KERNEL +/* + * Service connection loss registration + * + * svc_loss_reg(xprt, dispatch) + * const SVCXPRT *xprt; + * const void (*dispatch)(); + */ + +__BEGIN_DECLS +extern bool_t svc_loss_reg(SVCXPRT *, void (*)(SVCXPRT *)); +__END_DECLS + +/* + * Service connection loss un-registration + * + * svc_loss_unreg(xprt, dispatch) + * const SVCXPRT *xprt; + * const void (*dispatch)(); + */ + +__BEGIN_DECLS +extern void svc_loss_unreg(SVCPOOL *, void (*)(SVCXPRT *)); +__END_DECLS +#endif + /* * Transport registration. * |
