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-/* @(#)clnt.h 2.1 88/07/29 4.0 RPCSRC; from 1.31 88/02/08 SMI*/
-/*
- * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
- * unrestricted use provided that this legend is included on all tape
- * media and as a part of the software program in whole or part. Users
- * may copy or modify Sun RPC without charge, but are not authorized
- * to license or distribute it to anyone else except as part of a product or
- * program developed by the user.
- *
- * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
- * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
- *
- * Sun RPC is provided with no support and without any obligation on the
- * part of Sun Microsystems, Inc. to assist in its use, correction,
- * modification or enhancement.
- *
- * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
- * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
- * OR ANY PART THEREOF.
- *
- * In no event will Sun Microsystems, Inc. be liable for any lost revenue
- * or profits or other special, indirect and consequential damages, even if
- * Sun has been advised of the possibility of such damages.
- *
- * Sun Microsystems, Inc.
- * 2550 Garcia Avenue
- * Mountain View, California 94043
- */
-
-/*
- * clnt.h - Client side remote procedure call interface.
- *
- * Copyright (C) 1984, Sun Microsystems, Inc.
- */
-
-#ifndef _RPC_CLNT_H
-#define _RPC_CLNT_H 1
-
-#include <features.h>
-#include <sys/types.h>
-#include <rpc/types.h>
-#include <rpc/auth.h>
-#include <sys/un.h>
-
-__BEGIN_DECLS
-
-/*
- * Rpc calls return an enum clnt_stat. This should be looked at more,
- * since each implementation is required to live with this (implementation
- * independent) list of errors.
- */
-enum clnt_stat {
- RPC_SUCCESS=0, /* call succeeded */
- /*
- * local errors
- */
- RPC_CANTENCODEARGS=1, /* can't encode arguments */
- RPC_CANTDECODERES=2, /* can't decode results */
- RPC_CANTSEND=3, /* failure in sending call */
- RPC_CANTRECV=4, /* failure in receiving result */
- RPC_TIMEDOUT=5, /* call timed out */
- /*
- * remote errors
- */
- RPC_VERSMISMATCH=6, /* rpc versions not compatible */
- RPC_AUTHERROR=7, /* authentication error */
- RPC_PROGUNAVAIL=8, /* program not available */
- RPC_PROGVERSMISMATCH=9, /* program version mismatched */
- RPC_PROCUNAVAIL=10, /* procedure unavailable */
- RPC_CANTDECODEARGS=11, /* decode arguments error */
- RPC_SYSTEMERROR=12, /* generic "other problem" */
- RPC_NOBROADCAST = 21, /* Broadcasting not supported */
- /*
- * callrpc & clnt_create errors
- */
- RPC_UNKNOWNHOST=13, /* unknown host name */
- RPC_UNKNOWNPROTO=17, /* unknown protocol */
- RPC_UNKNOWNADDR = 19, /* Remote address unknown */
-
- /*
- * rpcbind errors
- */
- RPC_RPCBFAILURE=14, /* portmapper failed in its call */
-#define RPC_PMAPFAILURE RPC_RPCBFAILURE
- RPC_PROGNOTREGISTERED=15, /* remote program is not registered */
- RPC_N2AXLATEFAILURE = 22, /* Name to addr translation failed */
- /*
- * unspecified error
- */
- RPC_FAILED=16,
- RPC_INTR=18,
- RPC_TLIERROR=20,
- RPC_UDERROR=23,
- /*
- * asynchronous errors
- */
- RPC_INPROGRESS = 24,
- RPC_STALERACHANDLE = 25
-};
-
-
-/*
- * Error info.
- */
-struct rpc_err {
- enum clnt_stat re_status;
- union {
- int RE_errno; /* related system error */
- enum auth_stat RE_why; /* why the auth error occurred */
- struct {
- u_long low; /* lowest verion supported */
- u_long high; /* highest verion supported */
- } RE_vers;
- struct { /* maybe meaningful if RPC_FAILED */
- long s1;
- long s2;
- } RE_lb; /* life boot & debugging only */
- } ru;
-#define re_errno ru.RE_errno
-#define re_why ru.RE_why
-#define re_vers ru.RE_vers
-#define re_lb ru.RE_lb
-};
-
-
-/*
- * Client rpc handle.
- * Created by individual implementations, see e.g. rpc_udp.c.
- * Client is responsible for initializing auth, see e.g. auth_none.c.
- */
-typedef struct CLIENT CLIENT;
-struct CLIENT {
- AUTH *cl_auth; /* authenticator */
- /* not sure whether non-const-ness is a part of the spec... if it is,
- * enclose "const" in #ifdef _LIBC / #endif
- * to make it effective only for libc compile */
- const
- struct clnt_ops {
- enum clnt_stat (*cl_call) (CLIENT *, u_long, xdrproc_t, caddr_t, xdrproc_t,
- caddr_t, struct timeval);
- /* call remote procedure */
- void (*cl_abort) (void); /* abort a call */
- void (*cl_geterr) (CLIENT *, struct rpc_err *);
- /* get specific error code */
- bool_t (*cl_freeres) (CLIENT *, xdrproc_t, caddr_t);
- /* frees results */
- void (*cl_destroy) (CLIENT *); /* destroy this structure */
- bool_t (*cl_control) (CLIENT *, int, char *);
- /* the ioctl() of rpc */
- } *cl_ops;
- caddr_t cl_private; /* private stuff */
-};
-
-
-/*
- * client side rpc interface ops
- *
- * Parameter types are:
- *
- */
-
-/*
- * enum clnt_stat
- * CLNT_CALL(rh, proc, xargs, argsp, xres, resp, timeout)
- * CLIENT *rh;
- * u_long proc;
- * xdrproc_t xargs;
- * caddr_t argsp;
- * xdrproc_t xres;
- * caddr_t resp;
- * struct timeval timeout;
- */
-#define CLNT_CALL(rh, proc, xargs, argsp, xres, resp, secs) \
- ((*(rh)->cl_ops->cl_call)(rh, proc, xargs, argsp, xres, resp, secs))
-#define clnt_call(rh, proc, xargs, argsp, xres, resp, secs) \
- ((*(rh)->cl_ops->cl_call)(rh, proc, xargs, argsp, xres, resp, secs))
-
-/*
- * void
- * CLNT_ABORT(rh);
- * CLIENT *rh;
- */
-#define CLNT_ABORT(rh) ((*(rh)->cl_ops->cl_abort)(rh))
-#define clnt_abort(rh) ((*(rh)->cl_ops->cl_abort)(rh))
-
-/*
- * struct rpc_err
- * CLNT_GETERR(rh);
- * CLIENT *rh;
- */
-#define CLNT_GETERR(rh,errp) ((*(rh)->cl_ops->cl_geterr)(rh, errp))
-#define clnt_geterr(rh,errp) ((*(rh)->cl_ops->cl_geterr)(rh, errp))
-
-
-/*
- * bool_t
- * CLNT_FREERES(rh, xres, resp);
- * CLIENT *rh;
- * xdrproc_t xres;
- * caddr_t resp;
- */
-#define CLNT_FREERES(rh,xres,resp) ((*(rh)->cl_ops->cl_freeres)(rh,xres,resp))
-#define clnt_freeres(rh,xres,resp) ((*(rh)->cl_ops->cl_freeres)(rh,xres,resp))
-
-/*
- * bool_t
- * CLNT_CONTROL(cl, request, info)
- * CLIENT *cl;
- * u_int request;
- * char *info;
- */
-#define CLNT_CONTROL(cl,rq,in) ((*(cl)->cl_ops->cl_control)(cl,rq,in))
-#define clnt_control(cl,rq,in) ((*(cl)->cl_ops->cl_control)(cl,rq,in))
-
-/*
- * control operations that apply to all transports
- *
- * Note: options marked XXX are no-ops in this implementation of RPC.
- * The are present in TI-RPC but can't be implemented here since they
- * depend on the presence of STREAMS/TLI, which we don't have.
- */
-#define CLSET_TIMEOUT 1 /* set timeout (timeval) */
-#define CLGET_TIMEOUT 2 /* get timeout (timeval) */
-#define CLGET_SERVER_ADDR 3 /* get server's address (sockaddr) */
-#define CLGET_FD 6 /* get connections file descriptor */
-#define CLGET_SVC_ADDR 7 /* get server's address (netbuf) XXX */
-#define CLSET_FD_CLOSE 8 /* close fd while clnt_destroy */
-#define CLSET_FD_NCLOSE 9 /* Do not close fd while clnt_destroy*/
-#define CLGET_XID 10 /* Get xid */
-#define CLSET_XID 11 /* Set xid */
-#define CLGET_VERS 12 /* Get version number */
-#define CLSET_VERS 13 /* Set version number */
-#define CLGET_PROG 14 /* Get program number */
-#define CLSET_PROG 15 /* Set program number */
-#define CLSET_SVC_ADDR 16 /* get server's address (netbuf) XXX */
-#define CLSET_PUSH_TIMOD 17 /* push timod if not already present XXX */
-#define CLSET_POP_TIMOD 18 /* pop timod XXX */
-/*
- * Connectionless only control operations
- */
-#define CLSET_RETRY_TIMEOUT 4 /* set retry timeout (timeval) */
-#define CLGET_RETRY_TIMEOUT 5 /* get retry timeout (timeval) */
-
-/*
- * void
- * CLNT_DESTROY(rh);
- * CLIENT *rh;
- */
-#define CLNT_DESTROY(rh) ((*(rh)->cl_ops->cl_destroy)(rh))
-#define clnt_destroy(rh) ((*(rh)->cl_ops->cl_destroy)(rh))
-
-
-/*
- * RPCTEST is a test program which is accessible on every rpc
- * transport/port. It is used for testing, performance evaluation,
- * and network administration.
- */
-
-#define RPCTEST_PROGRAM ((u_long)1)
-#define RPCTEST_VERSION ((u_long)1)
-#define RPCTEST_NULL_PROC ((u_long)2)
-#define RPCTEST_NULL_BATCH_PROC ((u_long)3)
-
-/*
- * By convention, procedure 0 takes null arguments and returns them
- */
-
-#define NULLPROC ((u_long)0)
-
-/*
- * Below are the client handle creation routines for the various
- * implementations of client side rpc. They can return NULL if a
- * creation failure occurs.
- */
-
-/*
- * Memory based rpc (for speed check and testing)
- * CLIENT *
- * clntraw_create(prog, vers)
- * u_long prog;
- * u_long vers;
- */
-extern CLIENT *clntraw_create (const u_long __prog, const u_long __vers)
- __THROW;
-
-
-/*
- * Generic client creation routine. Supported protocols are "udp", "tcp" and
- * "unix"
- * CLIENT *
- * clnt_create(host, prog, vers, prot)
- * char *host; -- hostname
- * u_long prog; -- program number
- * u_ong vers; -- version number
- * char *prot; -- protocol
- */
-extern CLIENT *clnt_create (const char *__host, const u_long __prog,
- const u_long __vers, const char *__prot)
- __THROW;
-
-
-/*
- * TCP based rpc
- * CLIENT *
- * clnttcp_create(raddr, prog, vers, sockp, sendsz, recvsz)
- * struct sockaddr_in *raddr;
- * u_long prog;
- * u_long version;
- * register int *sockp;
- * u_int sendsz;
- * u_int recvsz;
- */
-extern CLIENT *clnttcp_create (struct sockaddr_in *__raddr, u_long __prog,
- u_long __version, int *__sockp, u_int __sendsz,
- u_int __recvsz) __THROW;
-libc_hidden_proto(clnttcp_create)
-
-/*
- * UDP based rpc.
- * CLIENT *
- * clntudp_create(raddr, program, version, wait, sockp)
- * struct sockaddr_in *raddr;
- * u_long program;
- * u_long version;
- * struct timeval wait_resend;
- * int *sockp;
- *
- * Same as above, but you specify max packet sizes.
- * CLIENT *
- * clntudp_bufcreate(raddr, program, version, wait, sockp, sendsz, recvsz)
- * struct sockaddr_in *raddr;
- * u_long program;
- * u_long version;
- * struct timeval wait_resend;
- * int *sockp;
- * u_int sendsz;
- * u_int recvsz;
- */
-extern CLIENT *clntudp_create (struct sockaddr_in *__raddr, u_long __program,
- u_long __version, struct timeval __wait_resend,
- int *__sockp) __THROW;
-libc_hidden_proto(clntudp_create)
-extern CLIENT *clntudp_bufcreate (struct sockaddr_in *__raddr,
- u_long __program, u_long __version,
- struct timeval __wait_resend, int *__sockp,
- u_int __sendsz, u_int __recvsz) __THROW;
-libc_hidden_proto(clntudp_bufcreate)
-
-
-/*
- * AF_UNIX based rpc
- * CLIENT *
- * clntunix_create(raddr, prog, vers, sockp, sendsz, recvsz)
- * struct sockaddr_un *raddr;
- * u_long prog;
- * u_long version;
- * register int *sockp;
- * u_int sendsz;
- * u_int recvsz;
- */
-extern CLIENT *clntunix_create (struct sockaddr_un *__raddr, u_long __program,
- u_long __version, int *__sockp,
- u_int __sendsz, u_int __recvsz) __THROW;
-libc_hidden_proto(clntunix_create)
-
-
-extern int callrpc (const char *__host, const u_long __prognum,
- const u_long __versnum, const u_long __procnum,
- const xdrproc_t __inproc, const char *__in,
- const xdrproc_t __outproc, char *__out) __THROW;
-extern int _rpc_dtablesize (void) __THROW;
-libc_hidden_proto(_rpc_dtablesize)
-
-/*
- * Print why creation failed
- */
-extern void clnt_pcreateerror (const char *__msg); /* stderr */
-extern char *clnt_spcreateerror(const char *__msg) __THROW; /* string */
-libc_hidden_proto(clnt_spcreateerror)
-
-/*
- * Like clnt_perror(), but is more verbose in its output
- */
-extern void clnt_perrno (enum clnt_stat __num); /* stderr */
-
-/*
- * Print an English error message, given the client error code
- */
-extern void clnt_perror (CLIENT *__clnt, const char *__msg);
- /* stderr */
-libc_hidden_proto(clnt_perror)
-extern char *clnt_sperror (CLIENT *__clnt, const char *__msg) __THROW;
- /* string */
-libc_hidden_proto(clnt_sperror)
-
-
-/*
- * If a creation fails, the following allows the user to figure out why.
- */
-struct rpc_createerr {
- enum clnt_stat cf_stat;
- struct rpc_err cf_error; /* useful when cf_stat == RPC_PMAPFAILURE */
-};
-
-extern struct rpc_createerr rpc_createerr;
-
-
-
-/*
- * Copy error message to buffer.
- */
-extern char *clnt_sperrno (enum clnt_stat __num) __THROW; /* string */
-libc_hidden_proto(clnt_sperrno)
-
-/*
- * get the port number on the host for the rpc program,version and proto
- */
-extern int getrpcport (const char * __host, u_long __prognum,
- u_long __versnum, u_int proto) __THROW;
-
-/*
- * get the local host's IP address without consulting
- * name service library functions
- */
-extern void get_myaddress (struct sockaddr_in *) __THROW;
-
-#define UDPMSGSIZE 8800 /* rpc imposed limit on udp msg size */
-#define RPCSMALLMSGSIZE 400 /* a more reasonable packet size */
-
-__END_DECLS
-
-#endif /* rpc/clnt.h */