HardenedBSD/lib/librpc/rpc/clnt_perror.c
1994-05-27 05:00:24 +00:00

303 lines
6.4 KiB
C

/* @(#)clnt_perror.c 2.1 88/07/29 4.0 RPCSRC */
/*
* 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
*/
#if !defined(lint) && defined(SCCSIDS)
static char sccsid[] = "@(#)clnt_perror.c 1.15 87/10/07 Copyr 1984 Sun Micro";
#endif
/*
* clnt_perror.c
*
* Copyright (C) 1984, Sun Microsystems, Inc.
*
*/
#include <stdio.h>
#include <rpc/types.h>
#include <rpc/auth.h>
#include <rpc/clnt.h>
static char *auth_errmsg();
extern char *strcpy();
static char *buf;
static char *
_buf()
{
if (buf == 0)
buf = (char *)malloc(256);
return (buf);
}
/*
* Print reply error info
*/
char *
clnt_sperror(rpch, s)
CLIENT *rpch;
char *s;
{
struct rpc_err e;
void clnt_perrno();
char *err;
char *str = _buf();
char *strstart = str;
if (str == 0)
return (0);
CLNT_GETERR(rpch, &e);
(void) sprintf(str, "%s: ", s);
str += strlen(str);
(void) strcpy(str, clnt_sperrno(e.re_status));
str += strlen(str);
switch (e.re_status) {
case RPC_SUCCESS:
case RPC_CANTENCODEARGS:
case RPC_CANTDECODERES:
case RPC_TIMEDOUT:
case RPC_PROGUNAVAIL:
case RPC_PROCUNAVAIL:
case RPC_CANTDECODEARGS:
case RPC_SYSTEMERROR:
case RPC_UNKNOWNHOST:
case RPC_UNKNOWNPROTO:
case RPC_PMAPFAILURE:
case RPC_PROGNOTREGISTERED:
case RPC_FAILED:
break;
case RPC_CANTSEND:
case RPC_CANTRECV:
(void) sprintf(str, "; errno = %s",
strerror(e.re_errno));
str += strlen(str);
break;
case RPC_VERSMISMATCH:
(void) sprintf(str,
"; low version = %lu, high version = %lu",
e.re_vers.low, e.re_vers.high);
str += strlen(str);
break;
case RPC_AUTHERROR:
err = auth_errmsg(e.re_why);
(void) sprintf(str,"; why = ");
str += strlen(str);
if (err != NULL) {
(void) sprintf(str, "%s",err);
} else {
(void) sprintf(str,
"(unknown authentication error - %d)",
(int) e.re_why);
}
str += strlen(str);
break;
case RPC_PROGVERSMISMATCH:
(void) sprintf(str,
"; low version = %lu, high version = %lu",
e.re_vers.low, e.re_vers.high);
str += strlen(str);
break;
default: /* unknown */
(void) sprintf(str,
"; s1 = %lu, s2 = %lu",
e.re_lb.s1, e.re_lb.s2);
str += strlen(str);
break;
}
(void) sprintf(str, "\n");
return(strstart) ;
}
void
clnt_perror(rpch, s)
CLIENT *rpch;
char *s;
{
(void) fprintf(stderr,"%s",clnt_sperror(rpch,s));
}
struct rpc_errtab {
enum clnt_stat status;
char *message;
};
static struct rpc_errtab rpc_errlist[] = {
{ RPC_SUCCESS,
"RPC: Success" },
{ RPC_CANTENCODEARGS,
"RPC: Can't encode arguments" },
{ RPC_CANTDECODERES,
"RPC: Can't decode result" },
{ RPC_CANTSEND,
"RPC: Unable to send" },
{ RPC_CANTRECV,
"RPC: Unable to receive" },
{ RPC_TIMEDOUT,
"RPC: Timed out" },
{ RPC_VERSMISMATCH,
"RPC: Incompatible versions of RPC" },
{ RPC_AUTHERROR,
"RPC: Authentication error" },
{ RPC_PROGUNAVAIL,
"RPC: Program unavailable" },
{ RPC_PROGVERSMISMATCH,
"RPC: Program/version mismatch" },
{ RPC_PROCUNAVAIL,
"RPC: Procedure unavailable" },
{ RPC_CANTDECODEARGS,
"RPC: Server can't decode arguments" },
{ RPC_SYSTEMERROR,
"RPC: Remote system error" },
{ RPC_UNKNOWNHOST,
"RPC: Unknown host" },
{ RPC_UNKNOWNPROTO,
"RPC: Unknown protocol" },
{ RPC_PMAPFAILURE,
"RPC: Port mapper failure" },
{ RPC_PROGNOTREGISTERED,
"RPC: Program not registered"},
{ RPC_FAILED,
"RPC: Failed (unspecified error)"}
};
/*
* This interface for use by clntrpc
*/
char *
clnt_sperrno(stat)
enum clnt_stat stat;
{
int i;
for (i = 0; i < sizeof(rpc_errlist)/sizeof(struct rpc_errtab); i++) {
if (rpc_errlist[i].status == stat) {
return (rpc_errlist[i].message);
}
}
return ("RPC: (unknown error code)");
}
void
clnt_perrno(num)
enum clnt_stat num;
{
(void) fprintf(stderr,"%s",clnt_sperrno(num));
}
char *
clnt_spcreateerror(s)
char *s;
{
extern int sys_nerr;
char *str = _buf();
if (str == 0)
return(0);
(void) sprintf(str, "%s: ", s);
(void) strcat(str, clnt_sperrno(rpc_createerr.cf_stat));
switch (rpc_createerr.cf_stat) {
case RPC_PMAPFAILURE:
(void) strcat(str, " - ");
(void) strcat(str,
clnt_sperrno(rpc_createerr.cf_error.re_status));
break;
case RPC_SYSTEMERROR:
(void) strcat(str, " - ");
if (rpc_createerr.cf_error.re_errno > 0
&& rpc_createerr.cf_error.re_errno < sys_nerr)
(void) strcat(str,
strerror(rpc_createerr.cf_error.re_errno));
else
(void) sprintf(&str[strlen(str)], "Error %d",
rpc_createerr.cf_error.re_errno);
break;
}
(void) strcat(str, "\n");
return (str);
}
void
clnt_pcreateerror(s)
char *s;
{
(void) fprintf(stderr,"%s",clnt_spcreateerror(s));
}
struct auth_errtab {
enum auth_stat status;
char *message;
};
static struct auth_errtab auth_errlist[] = {
{ AUTH_OK,
"Authentication OK" },
{ AUTH_BADCRED,
"Invalid client credential" },
{ AUTH_REJECTEDCRED,
"Server rejected credential" },
{ AUTH_BADVERF,
"Invalid client verifier" },
{ AUTH_REJECTEDVERF,
"Server rejected verifier" },
{ AUTH_TOOWEAK,
"Client credential too weak" },
{ AUTH_INVALIDRESP,
"Invalid server verifier" },
{ AUTH_FAILED,
"Failed (unspecified error)" },
};
static char *
auth_errmsg(stat)
enum auth_stat stat;
{
int i;
for (i = 0; i < sizeof(auth_errlist)/sizeof(struct auth_errtab); i++) {
if (auth_errlist[i].status == stat) {
return(auth_errlist[i].message);
}
}
return(NULL);
}