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CLNT.H
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1992-11-12
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/********************************************************copyrite.xmc***/
/* */
/* Licensed Materials - Property of IBM */
/* */
/* This module is "Restricted Materials of IBM": */
/* Program Number: 5798RXW */
/* Program Name: IBM TCP/IP Version 1.2 for OS/2 */
/* (C) Copyright IBM Corporation. 1990, 1991. */
/* */
/* See IBM Copyright Instructions. */
/* */
/********************************************************copyrite.xmc***/
/*
* 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 1.1 86/02/03 SMI */
/*
* clnt.h - Client side remote procedure call interface.
*
* Copyright (C) 1984, Sun Microsystems, Inc.
*/
#ifndef INCL_RPC_CLNT_H
#define INCL_RPC_CLNT_H
#ifndef __32BIT__
#define _Packed
#define _Seg16
#define _Far16
#define _Cdecl
#endif
#ifdef __32BIT__
#define rpc_cerr _rpc_cerr
#endif
/*
* 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" */
/*
* callrpc errors
*/
RPC_UNKNOWNHOST=13, /* unknown host name */
/*
* _ create errors
*/
RPC_PMAPFAILURE=14, /* the pmapper failed in its call */
RPC_PROGNOTREGISTERED=15, /* remote program is not registered */
/*
* unspecified error
*/
RPC_FAILED=16
#ifdef __32BIT__
,
RPC_DUMMY=32767
#endif
};
/*
* Error info.
*/
_Packed struct rpc_err {
enum clnt_stat re_status;
union {
short RE_errno; /* realated 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 _Packed struct {
AUTH * _Seg16 cl_auth; /* authenticator */
struct clnt_ops {
enum clnt_stat (* _Seg16 _Far16 _Cdecl cl_call)(void * _Seg16,u_long,xdrproc_t,void * _Seg16,xdrproc_t,void * _Seg16,struct timeval); /* call remote procedure */
void (* _Seg16 _Far16 _Cdecl cl_abort)(void * _Seg16); /* abort a call */
void (* _Seg16 _Far16 _Cdecl cl_geterr)(void * _Seg16,_Packed struct rpc_err * _Seg16); /* get specific error code */
bool_t (* _Seg16 _Far16 _Cdecl cl_freeres)(void * _Seg16, xdrproc_t,void * _Seg16); /* frees results */
void (* _Seg16 _Far16 _Cdecl cl_destroy)(void * _Seg16);/* destroy this structure */
} * _Seg16 cl_ops;
char * _Seg16 cl_private; /* private stuff */
} CLIENT;
/*
* 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))
/*
* 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 accessable 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;
*/
#if 0
extern CLIENT * _Seg16 _Far16 _Cdecl clntraw_create();
#endif
/*
* 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;
*/
#if 0
extern CLIENT * _Seg16 _Far16 _Cdecl clnttcp_create(void);
#endif
/*
* UDP based rpc.
* CLIENT *
* clntudp_create(raddr, program, version, wait, sockp)
* struct sockaddr_in *raddr;
* u_long program;
* u_long version;
* struct timeval wait;
* 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;
* int *sockp;
* u_int sendsz;
* u_int recvsz;
*/
#if 0
extern CLIENT * _Seg16 _Far16 _Cdecl clntudp_create();
extern CLIENT * _Seg16 _Far16 _Cdecl clntudp_bufcreate();
#endif
/*
* If a creation fails, the following allows the user to figure out why.
*/
_Packed struct rpc_createerr {
enum clnt_stat cf_stat;
_Packed struct rpc_err cf_error; /* useful when cf_stat == RPC_PMAPFAILURE */
};
extern _Packed struct rpc_createerr rpc_createerr;
#define UDPMSGSIZE 8800 /* rpc imposed limit on udp msg size */
#define RPCSMALLMSGSIZE 400 /* a more reasonable packet size */
/* from here on lint stuff O.V. */
void _Far16 _Cdecl clnt_perror( CLIENT * _Seg16, char * _Seg16);
void _Far16 _Cdecl clnt_perrno( enum clnt_stat);
short _Far16 _Cdecl clnt_pcreateerror( char * _Seg16);
CLIENT * _Seg16 _Far16 _Cdecl clntraw_create( u_long, u_long);
short _Far16 _Cdecl callrpc(char * _Seg16, u_long, u_long, u_long, xdrproc_t, char * _Seg16, xdrproc_t, char * _Seg16);
CLIENT * _Seg16
_Far16 _Cdecl clnttcp_create( struct sockaddr_in * _Seg16, u_long, u_long, short * _Seg16, u_short, u_short);
CLIENT * _Seg16
_Far16 _Cdecl clntudp_bufcreate( struct sockaddr_in * _Seg16, u_long, u_long, struct timeval, short * _Seg16,
u_short, u_short);
CLIENT * _Seg16
_Far16 _Cdecl clntudp_create( struct sockaddr_in * _Seg16, u_long, u_long, struct timeval, short * _Seg16);
#endif