305 lines
6.6 KiB
C
305 lines
6.6 KiB
C
/*
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* Sun RPC is a product of Sun Microsystems, Inc. and is provided for
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* unrestricted use provided that this legend is included on all tape
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* media and as a part of the software program in whole or part. Users
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* may copy or modify Sun RPC without charge, but are not authorized
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* to license or distribute it to anyone else except as part of a product or
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* program developed by the user.
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*
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* SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
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* WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
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*
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* Sun RPC is provided with no support and without any obligation on the
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* part of Sun Microsystems, Inc. to assist in its use, correction,
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* modification or enhancement.
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*
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* SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
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* INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
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* OR ANY PART THEREOF.
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*
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* In no event will Sun Microsystems, Inc. be liable for any lost revenue
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* or profits or other special, indirect and consequential damages, even if
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* Sun has been advised of the possibility of such damages.
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*
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* Sun Microsystems, Inc.
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* 2550 Garcia Avenue
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* Mountain View, California 94043
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*/
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#if defined(LIBC_SCCS) && !defined(lint)
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/*static char *sccsid = "from: @(#)clnt_perror.c 1.15 87/10/07 Copyr 1984 Sun Micro";*/
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/*static char *sccsid = "from: @(#)clnt_perror.c 2.1 88/07/29 4.0 RPCSRC";*/
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static char *rcsid = "$Id: clnt_perror.c,v 1.3 1995/10/22 14:51:14 phk Exp $";
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#endif
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/*
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* clnt_perror.c
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*
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* Copyright (C) 1984, Sun Microsystems, Inc.
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <rpc/rpc.h>
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#include <rpc/types.h>
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#include <rpc/auth.h>
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#include <rpc/clnt.h>
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static char *auth_errmsg();
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static char *buf;
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static char *
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_buf()
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{
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if (buf == 0)
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buf = (char *)malloc(256);
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return (buf);
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}
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/*
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* Print reply error info
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*/
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char *
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clnt_sperror(rpch, s)
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CLIENT *rpch;
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char *s;
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{
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struct rpc_err e;
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void clnt_perrno();
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char *err;
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char *str = _buf();
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char *strstart = str;
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if (str == 0)
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return (0);
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CLNT_GETERR(rpch, &e);
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(void) sprintf(str, "%s: ", s);
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str += strlen(str);
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(void) strcpy(str, clnt_sperrno(e.re_status));
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str += strlen(str);
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switch (e.re_status) {
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case RPC_SUCCESS:
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case RPC_CANTENCODEARGS:
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case RPC_CANTDECODERES:
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case RPC_TIMEDOUT:
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case RPC_PROGUNAVAIL:
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case RPC_PROCUNAVAIL:
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case RPC_CANTDECODEARGS:
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case RPC_SYSTEMERROR:
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case RPC_UNKNOWNHOST:
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case RPC_UNKNOWNPROTO:
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case RPC_PMAPFAILURE:
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case RPC_PROGNOTREGISTERED:
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case RPC_FAILED:
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break;
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case RPC_CANTSEND:
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case RPC_CANTRECV:
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(void) sprintf(str, "; errno = %s",
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strerror(e.re_errno));
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str += strlen(str);
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break;
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case RPC_VERSMISMATCH:
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(void) sprintf(str,
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"; low version = %lu, high version = %lu",
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e.re_vers.low, e.re_vers.high);
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str += strlen(str);
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break;
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case RPC_AUTHERROR:
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err = auth_errmsg(e.re_why);
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(void) sprintf(str,"; why = ");
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str += strlen(str);
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if (err != NULL) {
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(void) sprintf(str, "%s",err);
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} else {
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(void) sprintf(str,
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"(unknown authentication error - %d)",
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(int) e.re_why);
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}
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str += strlen(str);
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break;
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case RPC_PROGVERSMISMATCH:
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(void) sprintf(str,
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"; low version = %lu, high version = %lu",
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e.re_vers.low, e.re_vers.high);
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str += strlen(str);
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break;
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default: /* unknown */
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(void) sprintf(str,
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"; s1 = %lu, s2 = %lu",
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e.re_lb.s1, e.re_lb.s2);
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str += strlen(str);
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break;
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}
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(void) sprintf(str, "\n");
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return(strstart) ;
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}
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void
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clnt_perror(rpch, s)
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CLIENT *rpch;
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char *s;
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{
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(void) fprintf(stderr,"%s\n",clnt_sperror(rpch,s));
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}
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struct rpc_errtab {
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enum clnt_stat status;
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char *message;
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};
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static struct rpc_errtab rpc_errlist[] = {
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{ RPC_SUCCESS,
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"RPC: Success" },
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{ RPC_CANTENCODEARGS,
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"RPC: Can't encode arguments" },
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{ RPC_CANTDECODERES,
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"RPC: Can't decode result" },
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{ RPC_CANTSEND,
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"RPC: Unable to send" },
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{ RPC_CANTRECV,
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"RPC: Unable to receive" },
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{ RPC_TIMEDOUT,
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"RPC: Timed out" },
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{ RPC_VERSMISMATCH,
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"RPC: Incompatible versions of RPC" },
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{ RPC_AUTHERROR,
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"RPC: Authentication error" },
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{ RPC_PROGUNAVAIL,
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"RPC: Program unavailable" },
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{ RPC_PROGVERSMISMATCH,
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"RPC: Program/version mismatch" },
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{ RPC_PROCUNAVAIL,
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"RPC: Procedure unavailable" },
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{ RPC_CANTDECODEARGS,
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"RPC: Server can't decode arguments" },
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{ RPC_SYSTEMERROR,
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"RPC: Remote system error" },
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{ RPC_UNKNOWNHOST,
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"RPC: Unknown host" },
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{ RPC_UNKNOWNPROTO,
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"RPC: Unknown protocol" },
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{ RPC_PMAPFAILURE,
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"RPC: Port mapper failure" },
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{ RPC_PROGNOTREGISTERED,
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"RPC: Program not registered"},
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{ RPC_FAILED,
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"RPC: Failed (unspecified error)"}
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};
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/*
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* This interface for use by clntrpc
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*/
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char *
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clnt_sperrno(stat)
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enum clnt_stat stat;
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{
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int i;
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for (i = 0; i < sizeof(rpc_errlist)/sizeof(struct rpc_errtab); i++) {
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if (rpc_errlist[i].status == stat) {
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return (rpc_errlist[i].message);
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}
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}
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return ("RPC: (unknown error code)");
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}
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void
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clnt_perrno(num)
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enum clnt_stat num;
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{
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(void) fprintf(stderr,"%s\n",clnt_sperrno(num));
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}
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char *
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clnt_spcreateerror(s)
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char *s;
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{
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extern int sys_nerr;
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char *str = _buf();
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if (str == 0)
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return(0);
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(void) sprintf(str, "%s: ", s);
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(void) strcat(str, clnt_sperrno(rpc_createerr.cf_stat));
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switch (rpc_createerr.cf_stat) {
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case RPC_PMAPFAILURE:
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(void) strcat(str, " - ");
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(void) strcat(str,
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clnt_sperrno(rpc_createerr.cf_error.re_status));
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break;
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case RPC_SYSTEMERROR:
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(void) strcat(str, " - ");
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if (rpc_createerr.cf_error.re_errno > 0
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&& rpc_createerr.cf_error.re_errno < sys_nerr)
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(void) strcat(str,
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strerror(rpc_createerr.cf_error.re_errno));
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else
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(void) sprintf(&str[strlen(str)], "Error %d",
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rpc_createerr.cf_error.re_errno);
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break;
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}
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(void) strcat(str, "\n");
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return (str);
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}
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void
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clnt_pcreateerror(s)
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char *s;
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{
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(void) fprintf(stderr,"%s\n",clnt_spcreateerror(s));
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}
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struct auth_errtab {
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enum auth_stat status;
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char *message;
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};
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static struct auth_errtab auth_errlist[] = {
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{ AUTH_OK,
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"Authentication OK" },
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{ AUTH_BADCRED,
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"Invalid client credential" },
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{ AUTH_REJECTEDCRED,
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"Server rejected credential" },
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{ AUTH_BADVERF,
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"Invalid client verifier" },
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{ AUTH_REJECTEDVERF,
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"Server rejected verifier" },
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{ AUTH_TOOWEAK,
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"Client credential too weak" },
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{ AUTH_INVALIDRESP,
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"Invalid server verifier" },
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{ AUTH_FAILED,
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"Failed (unspecified error)" },
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};
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static char *
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auth_errmsg(stat)
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enum auth_stat stat;
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{
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int i;
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for (i = 0; i < sizeof(auth_errlist)/sizeof(struct auth_errtab); i++) {
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if (auth_errlist[i].status == stat) {
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return(auth_errlist[i].message);
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}
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}
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return(NULL);
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}
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