diff options
Diffstat (limited to 'ANDROID_3.4.5/include/linux/sunrpc/clnt.h')
| -rw-r--r-- | ANDROID_3.4.5/include/linux/sunrpc/clnt.h | 319 |
1 files changed, 0 insertions, 319 deletions
diff --git a/ANDROID_3.4.5/include/linux/sunrpc/clnt.h b/ANDROID_3.4.5/include/linux/sunrpc/clnt.h deleted file mode 100644 index 523547ec..00000000 --- a/ANDROID_3.4.5/include/linux/sunrpc/clnt.h +++ /dev/null @@ -1,319 +0,0 @@ -/* - * linux/include/linux/sunrpc/clnt.h - * - * Declarations for the high-level RPC client interface - * - * Copyright (C) 1995, 1996, Olaf Kirch <okir@monad.swb.de> - */ - -#ifndef _LINUX_SUNRPC_CLNT_H -#define _LINUX_SUNRPC_CLNT_H - -#include <linux/types.h> -#include <linux/socket.h> -#include <linux/in.h> -#include <linux/in6.h> - -#include <linux/sunrpc/msg_prot.h> -#include <linux/sunrpc/sched.h> -#include <linux/sunrpc/xprt.h> -#include <linux/sunrpc/auth.h> -#include <linux/sunrpc/stats.h> -#include <linux/sunrpc/xdr.h> -#include <linux/sunrpc/timer.h> -#include <asm/signal.h> -#include <linux/path.h> -#include <net/ipv6.h> - -struct rpc_inode; - -/* - * The high-level client handle - */ -struct rpc_clnt { - atomic_t cl_count; /* Number of references */ - struct list_head cl_clients; /* Global list of clients */ - struct list_head cl_tasks; /* List of tasks */ - spinlock_t cl_lock; /* spinlock */ - struct rpc_xprt __rcu * cl_xprt; /* transport */ - struct rpc_procinfo * cl_procinfo; /* procedure info */ - u32 cl_prog, /* RPC program number */ - cl_vers, /* RPC version number */ - cl_maxproc; /* max procedure number */ - - const char * cl_protname; /* protocol name */ - struct rpc_auth * cl_auth; /* authenticator */ - struct rpc_stat * cl_stats; /* per-program statistics */ - struct rpc_iostats * cl_metrics; /* per-client statistics */ - - unsigned int cl_softrtry : 1,/* soft timeouts */ - cl_discrtry : 1,/* disconnect before retry */ - cl_autobind : 1,/* use getport() */ - cl_chatty : 1;/* be verbose */ - - struct rpc_rtt * cl_rtt; /* RTO estimator data */ - const struct rpc_timeout *cl_timeout; /* Timeout strategy */ - - int cl_nodelen; /* nodename length */ - char cl_nodename[UNX_MAXNODENAME]; - struct dentry * cl_dentry; - struct rpc_clnt * cl_parent; /* Points to parent of clones */ - struct rpc_rtt cl_rtt_default; - struct rpc_timeout cl_timeout_default; - const struct rpc_program *cl_program; - char *cl_principal; /* target to authenticate to */ -}; - -/* - * General RPC program info - */ -#define RPC_MAXVERSION 4 -struct rpc_program { - const char * name; /* protocol name */ - u32 number; /* program number */ - unsigned int nrvers; /* number of versions */ - const struct rpc_version ** version; /* version array */ - struct rpc_stat * stats; /* statistics */ - const char * pipe_dir_name; /* path to rpc_pipefs dir */ -}; - -struct rpc_version { - u32 number; /* version number */ - unsigned int nrprocs; /* number of procs */ - struct rpc_procinfo * procs; /* procedure array */ -}; - -/* - * Procedure information - */ -struct rpc_procinfo { - u32 p_proc; /* RPC procedure number */ - kxdreproc_t p_encode; /* XDR encode function */ - kxdrdproc_t p_decode; /* XDR decode function */ - unsigned int p_arglen; /* argument hdr length (u32) */ - unsigned int p_replen; /* reply hdr length (u32) */ - unsigned int p_count; /* call count */ - unsigned int p_timer; /* Which RTT timer to use */ - u32 p_statidx; /* Which procedure to account */ - const char * p_name; /* name of procedure */ -}; - -#ifdef __KERNEL__ - -struct rpc_create_args { - struct net *net; - int protocol; - struct sockaddr *address; - size_t addrsize; - struct sockaddr *saddress; - const struct rpc_timeout *timeout; - const char *servername; - const struct rpc_program *program; - u32 prognumber; /* overrides program->number */ - u32 version; - rpc_authflavor_t authflavor; - unsigned long flags; - char *client_name; - struct svc_xprt *bc_xprt; /* NFSv4.1 backchannel */ -}; - -/* Values for "flags" field */ -#define RPC_CLNT_CREATE_HARDRTRY (1UL << 0) -#define RPC_CLNT_CREATE_AUTOBIND (1UL << 2) -#define RPC_CLNT_CREATE_NONPRIVPORT (1UL << 3) -#define RPC_CLNT_CREATE_NOPING (1UL << 4) -#define RPC_CLNT_CREATE_DISCRTRY (1UL << 5) -#define RPC_CLNT_CREATE_QUIET (1UL << 6) - -struct rpc_clnt *rpc_create(struct rpc_create_args *args); -struct rpc_clnt *rpc_bind_new_program(struct rpc_clnt *, - const struct rpc_program *, u32); -void rpc_task_reset_client(struct rpc_task *task, struct rpc_clnt *clnt); -struct rpc_clnt *rpc_clone_client(struct rpc_clnt *); -void rpc_shutdown_client(struct rpc_clnt *); -void rpc_release_client(struct rpc_clnt *); -void rpc_task_release_client(struct rpc_task *); - -int rpcb_create_local(struct net *); -void rpcb_put_local(struct net *); -int rpcb_register(struct net *, u32, u32, int, unsigned short); -int rpcb_v4_register(struct net *net, const u32 program, - const u32 version, - const struct sockaddr *address, - const char *netid); -void rpcb_getport_async(struct rpc_task *); - -void rpc_call_start(struct rpc_task *); -int rpc_call_async(struct rpc_clnt *clnt, - const struct rpc_message *msg, int flags, - const struct rpc_call_ops *tk_ops, - void *calldata); -int rpc_call_sync(struct rpc_clnt *clnt, - const struct rpc_message *msg, int flags); -struct rpc_task *rpc_call_null(struct rpc_clnt *clnt, struct rpc_cred *cred, - int flags); -int rpc_restart_call_prepare(struct rpc_task *); -int rpc_restart_call(struct rpc_task *); -void rpc_setbufsize(struct rpc_clnt *, unsigned int, unsigned int); -int rpc_protocol(struct rpc_clnt *); -struct net * rpc_net_ns(struct rpc_clnt *); -size_t rpc_max_payload(struct rpc_clnt *); -void rpc_force_rebind(struct rpc_clnt *); -size_t rpc_peeraddr(struct rpc_clnt *, struct sockaddr *, size_t); -const char *rpc_peeraddr2str(struct rpc_clnt *, enum rpc_display_format_t); -int rpc_localaddr(struct rpc_clnt *, struct sockaddr *, size_t); - -size_t rpc_ntop(const struct sockaddr *, char *, const size_t); -size_t rpc_pton(struct net *, const char *, const size_t, - struct sockaddr *, const size_t); -char * rpc_sockaddr2uaddr(const struct sockaddr *, gfp_t); -size_t rpc_uaddr2sockaddr(struct net *, const char *, const size_t, - struct sockaddr *, const size_t); - -static inline unsigned short rpc_get_port(const struct sockaddr *sap) -{ - switch (sap->sa_family) { - case AF_INET: - return ntohs(((struct sockaddr_in *)sap)->sin_port); - case AF_INET6: - return ntohs(((struct sockaddr_in6 *)sap)->sin6_port); - } - return 0; -} - -static inline void rpc_set_port(struct sockaddr *sap, - const unsigned short port) -{ - switch (sap->sa_family) { - case AF_INET: - ((struct sockaddr_in *)sap)->sin_port = htons(port); - break; - case AF_INET6: - ((struct sockaddr_in6 *)sap)->sin6_port = htons(port); - break; - } -} - -#define IPV6_SCOPE_DELIMITER '%' -#define IPV6_SCOPE_ID_LEN sizeof("%nnnnnnnnnn") - -static inline bool __rpc_cmp_addr4(const struct sockaddr *sap1, - const struct sockaddr *sap2) -{ - const struct sockaddr_in *sin1 = (const struct sockaddr_in *)sap1; - const struct sockaddr_in *sin2 = (const struct sockaddr_in *)sap2; - - return sin1->sin_addr.s_addr == sin2->sin_addr.s_addr; -} - -static inline bool __rpc_copy_addr4(struct sockaddr *dst, - const struct sockaddr *src) -{ - const struct sockaddr_in *ssin = (struct sockaddr_in *) src; - struct sockaddr_in *dsin = (struct sockaddr_in *) dst; - - dsin->sin_family = ssin->sin_family; - dsin->sin_addr.s_addr = ssin->sin_addr.s_addr; - return true; -} - -#if IS_ENABLED(CONFIG_IPV6) -static inline bool __rpc_cmp_addr6(const struct sockaddr *sap1, - const struct sockaddr *sap2) -{ - const struct sockaddr_in6 *sin1 = (const struct sockaddr_in6 *)sap1; - const struct sockaddr_in6 *sin2 = (const struct sockaddr_in6 *)sap2; - - if (!ipv6_addr_equal(&sin1->sin6_addr, &sin2->sin6_addr)) - return false; - else if (ipv6_addr_type(&sin1->sin6_addr) & IPV6_ADDR_LINKLOCAL) - return sin1->sin6_scope_id == sin2->sin6_scope_id; - - return true; -} - -static inline bool __rpc_copy_addr6(struct sockaddr *dst, - const struct sockaddr *src) -{ - const struct sockaddr_in6 *ssin6 = (const struct sockaddr_in6 *) src; - struct sockaddr_in6 *dsin6 = (struct sockaddr_in6 *) dst; - - dsin6->sin6_family = ssin6->sin6_family; - dsin6->sin6_addr = ssin6->sin6_addr; - return true; -} -#else /* !(IS_ENABLED(CONFIG_IPV6) */ -static inline bool __rpc_cmp_addr6(const struct sockaddr *sap1, - const struct sockaddr *sap2) -{ - return false; -} - -static inline bool __rpc_copy_addr6(struct sockaddr *dst, - const struct sockaddr *src) -{ - return false; -} -#endif /* !(IS_ENABLED(CONFIG_IPV6) */ - -/** - * rpc_cmp_addr - compare the address portion of two sockaddrs. - * @sap1: first sockaddr - * @sap2: second sockaddr - * - * Just compares the family and address portion. Ignores port, scope, etc. - * Returns true if the addrs are equal, false if they aren't. - */ -static inline bool rpc_cmp_addr(const struct sockaddr *sap1, - const struct sockaddr *sap2) -{ - if (sap1->sa_family == sap2->sa_family) { - switch (sap1->sa_family) { - case AF_INET: - return __rpc_cmp_addr4(sap1, sap2); - case AF_INET6: - return __rpc_cmp_addr6(sap1, sap2); - } - } - return false; -} - -/** - * rpc_copy_addr - copy the address portion of one sockaddr to another - * @dst: destination sockaddr - * @src: source sockaddr - * - * Just copies the address portion and family. Ignores port, scope, etc. - * Caller is responsible for making certain that dst is large enough to hold - * the address in src. Returns true if address family is supported. Returns - * false otherwise. - */ -static inline bool rpc_copy_addr(struct sockaddr *dst, - const struct sockaddr *src) -{ - switch (src->sa_family) { - case AF_INET: - return __rpc_copy_addr4(dst, src); - case AF_INET6: - return __rpc_copy_addr6(dst, src); - } - return false; -} - -/** - * rpc_get_scope_id - return scopeid for a given sockaddr - * @sa: sockaddr to get scopeid from - * - * Returns the value of the sin6_scope_id for AF_INET6 addrs, or 0 if - * not an AF_INET6 address. - */ -static inline u32 rpc_get_scope_id(const struct sockaddr *sa) -{ - if (sa->sa_family != AF_INET6) - return 0; - - return ((struct sockaddr_in6 *) sa)->sin6_scope_id; -} - -#endif /* __KERNEL__ */ -#endif /* _LINUX_SUNRPC_CLNT_H */ |