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glibc/sunrpc/clnt_perr.c

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/* @(#)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 <string.h>
#include <libintl.h>
#include <rpc/rpc.h>
#ifdef USE_IN_LIBIO
# include <wchar.h>
# include <libio/iolibio.h>
#endif
static char *auth_errmsg (enum auth_stat stat) internal_function;
#ifdef _RPC_THREAD_SAFE_
/*
* Making buf a preprocessor macro requires renaming the local
* buf variable in a few functions. Overriding a global variable
* with a local variable of the same name is a bad idea, anyway.
*/
#define buf RPC_THREAD_VARIABLE(clnt_perr_buf_s)
#else
static char *buf;
#endif
/*
* Print reply error info
*/
char *
clnt_sperror (CLIENT * rpch, const char *msg)
{
struct rpc_err e;
CLNT_GETERR (rpch, &e);
const char *errstr = clnt_sperrno (e.re_status);
char chrbuf[1024];
char *str;
char *tmpstr;
int res;
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:
res = __asprintf (&str, "%s: %s\n", msg, errstr);
break;
case RPC_CANTSEND:
case RPC_CANTRECV:
res = __asprintf (&str, "%s: %s; errno = %s\n",
msg, errstr, __strerror_r (e.re_errno,
chrbuf, sizeof chrbuf));
break;
case RPC_VERSMISMATCH:
res = __asprintf (&str,
_("%s: %s; low version = %lu, high version = %lu"),
msg, errstr, e.re_vers.low, e.re_vers.high);
break;
case RPC_AUTHERROR:
tmpstr = auth_errmsg (e.re_why);
if (tmpstr != NULL)
res = __asprintf (&str, _("%s: %s; why = %s\n"), msg, errstr, tmpstr);
else
res = __asprintf (&str, _("\
%s: %s; why = (unknown authentication error - %d)\n"),
msg, errstr, (int) e.re_why);
break;
case RPC_PROGVERSMISMATCH:
res = __asprintf (&str,
_("%s: %s; low version = %lu, high version = %lu"),
msg, errstr, e.re_vers.low, e.re_vers.high);
break;
default: /* unknown */
res = __asprintf (&str, "%s: %s; s1 = %lu, s2 = %lu",
msg, errstr, e.re_lb.s1, e.re_lb.s2);
break;
}
if (res < 0)
return NULL;
char *oldbuf = buf;
buf = str;
free (oldbuf);
return str;
}
libc_hidden_def (clnt_sperror)
void
clnt_perror (CLIENT * rpch, const char *msg)
{
(void) __fxprintf (NULL, "%s", clnt_sperror (rpch, msg));
}
libc_hidden_def (clnt_perror)
struct rpc_errtab
{
enum clnt_stat status;
unsigned int message_off;
};
static const char rpc_errstr[] =
{
#define RPC_SUCCESS_IDX 0
N_("RPC: Success")
"\0"
#define RPC_CANTENCODEARGS_IDX (RPC_SUCCESS_IDX + sizeof "RPC: Success")
N_("RPC: Can't encode arguments")
"\0"
#define RPC_CANTDECODERES_IDX (RPC_CANTENCODEARGS_IDX \
+ sizeof "RPC: Can't encode arguments")
N_("RPC: Can't decode result")
"\0"
#define RPC_CANTSEND_IDX (RPC_CANTDECODERES_IDX \
+ sizeof "RPC: Can't decode result")
N_("RPC: Unable to send")
"\0"
#define RPC_CANTRECV_IDX (RPC_CANTSEND_IDX \
+ sizeof "RPC: Unable to send")
N_("RPC: Unable to receive")
"\0"
#define RPC_TIMEDOUT_IDX (RPC_CANTRECV_IDX \
+ sizeof "RPC: Unable to receive")
N_("RPC: Timed out")
"\0"
#define RPC_VERSMISMATCH_IDX (RPC_TIMEDOUT_IDX \
+ sizeof "RPC: Timed out")
N_("RPC: Incompatible versions of RPC")
"\0"
#define RPC_AUTHERROR_IDX (RPC_VERSMISMATCH_IDX \
+ sizeof "RPC: Incompatible versions of RPC")
N_("RPC: Authentication error")
"\0"
#define RPC_PROGUNAVAIL_IDX (RPC_AUTHERROR_IDX \
+ sizeof "RPC: Authentication error")
N_("RPC: Program unavailable")
"\0"
#define RPC_PROGVERSMISMATCH_IDX (RPC_PROGUNAVAIL_IDX \
+ sizeof "RPC: Program unavailable")
N_("RPC: Program/version mismatch")
"\0"
#define RPC_PROCUNAVAIL_IDX (RPC_PROGVERSMISMATCH_IDX \
+ sizeof "RPC: Program/version mismatch")
N_("RPC: Procedure unavailable")
"\0"
#define RPC_CANTDECODEARGS_IDX (RPC_PROCUNAVAIL_IDX \
+ sizeof "RPC: Procedure unavailable")
N_("RPC: Server can't decode arguments")
"\0"
#define RPC_SYSTEMERROR_IDX (RPC_CANTDECODEARGS_IDX \
+ sizeof "RPC: Server can't decode arguments")
N_("RPC: Remote system error")
"\0"
#define RPC_UNKNOWNHOST_IDX (RPC_SYSTEMERROR_IDX \
+ sizeof "RPC: Remote system error")
N_("RPC: Unknown host")
"\0"
#define RPC_UNKNOWNPROTO_IDX (RPC_UNKNOWNHOST_IDX \
+ sizeof "RPC: Unknown host")
N_("RPC: Unknown protocol")
"\0"
#define RPC_PMAPFAILURE_IDX (RPC_UNKNOWNPROTO_IDX \
+ sizeof "RPC: Unknown protocol")
N_("RPC: Port mapper failure")
"\0"
#define RPC_PROGNOTREGISTERED_IDX (RPC_PMAPFAILURE_IDX \
+ sizeof "RPC: Port mapper failure")
N_("RPC: Program not registered")
"\0"
#define RPC_FAILED_IDX (RPC_PROGNOTREGISTERED_IDX \
+ sizeof "RPC: Program not registered")
N_("RPC: Failed (unspecified error)")
};
static const struct rpc_errtab rpc_errlist[] =
{
{ RPC_SUCCESS, RPC_SUCCESS_IDX },
{ RPC_CANTENCODEARGS, RPC_CANTENCODEARGS_IDX },
{ RPC_CANTDECODERES, RPC_CANTDECODERES_IDX },
{ RPC_CANTSEND, RPC_CANTSEND_IDX },
{ RPC_CANTRECV, RPC_CANTRECV_IDX },
{ RPC_TIMEDOUT, RPC_TIMEDOUT_IDX },
{ RPC_VERSMISMATCH, RPC_VERSMISMATCH_IDX },
{ RPC_AUTHERROR, RPC_AUTHERROR_IDX },
{ RPC_PROGUNAVAIL, RPC_PROGUNAVAIL_IDX },
{ RPC_PROGVERSMISMATCH, RPC_PROGVERSMISMATCH_IDX },
{ RPC_PROCUNAVAIL, RPC_PROCUNAVAIL_IDX },
{ RPC_CANTDECODEARGS, RPC_CANTDECODEARGS_IDX },
{ RPC_SYSTEMERROR, RPC_SYSTEMERROR_IDX },
{ RPC_UNKNOWNHOST, RPC_UNKNOWNHOST_IDX },
{ RPC_UNKNOWNPROTO, RPC_UNKNOWNPROTO_IDX },
{ RPC_PMAPFAILURE, RPC_PMAPFAILURE_IDX },
{ RPC_PROGNOTREGISTERED, RPC_PROGNOTREGISTERED_IDX },
{ RPC_FAILED, RPC_FAILED_IDX }
};
/*
* This interface for use by clntrpc
*/
char *
clnt_sperrno (enum clnt_stat stat)
{
size_t i;
for (i = 0; i < sizeof (rpc_errlist) / sizeof (struct rpc_errtab); i++)
{
if (rpc_errlist[i].status == stat)
{
return _(rpc_errstr + rpc_errlist[i].message_off);
}
}
return _("RPC: (unknown error code)");
}
libc_hidden_def (clnt_sperrno)
void
clnt_perrno (enum clnt_stat num)
{
(void) __fxprintf (NULL, "%s", clnt_sperrno (num));
}
char *
clnt_spcreateerror (const char *msg)
{
struct rpc_createerr *ce = &get_rpc_createerr ();
char chrbuf[1024];
const char *connector = "";
const char *errstr = "";
switch (ce->cf_stat)
{
case RPC_PMAPFAILURE:
connector = " - ";
errstr = clnt_sperrno (ce->cf_error.re_status);
break;
case RPC_SYSTEMERROR:
connector = " - ";
errstr = __strerror_r (ce->cf_error.re_errno, chrbuf, sizeof chrbuf);
break;
default:
break;
}
char *str;
if (__asprintf (&str, "%s: %s%s%s\n",
msg, clnt_sperrno (ce->cf_stat), connector, errstr) < 0)
return NULL;
char *oldbuf = buf;
buf = str;
free (oldbuf);
return str;
}
libc_hidden_def (clnt_spcreateerror)
void
clnt_pcreateerror (const char *msg)
{
(void) __fxprintf (NULL, "%s", clnt_spcreateerror (msg));
}
struct auth_errtab
{
enum auth_stat status;
unsigned int message_off;
};
static const char auth_errstr[] =
{
#define AUTH_OK_IDX 0
N_("Authentication OK")
"\0"
#define AUTH_BADCRED_IDX (AUTH_OK_IDX + sizeof "Authentication OK")
N_("Invalid client credential")
"\0"
#define AUTH_REJECTEDCRED_IDX (AUTH_BADCRED_IDX \
+ sizeof "Invalid client credential")
N_("Server rejected credential")
"\0"
#define AUTH_BADVERF_IDX (AUTH_REJECTEDCRED_IDX \
+ sizeof "Server rejected credential")
N_("Invalid client verifier")
"\0"
#define AUTH_REJECTEDVERF_IDX (AUTH_BADVERF_IDX \
+ sizeof "Invalid client verifier")
N_("Server rejected verifier")
"\0"
#define AUTH_TOOWEAK_IDX (AUTH_REJECTEDVERF_IDX \
+ sizeof "Server rejected verifier")
N_("Client credential too weak")
"\0"
#define AUTH_INVALIDRESP_IDX (AUTH_TOOWEAK_IDX \
+ sizeof "Client credential too weak")
N_("Invalid server verifier")
"\0"
#define AUTH_FAILED_IDX (AUTH_INVALIDRESP_IDX \
+ sizeof "Invalid server verifier")
N_("Failed (unspecified error)")
};
static const struct auth_errtab auth_errlist[] =
{
{ AUTH_OK, AUTH_OK_IDX },
{ AUTH_BADCRED, AUTH_BADCRED_IDX },
{ AUTH_REJECTEDCRED, AUTH_REJECTEDCRED_IDX },
{ AUTH_BADVERF, AUTH_BADVERF_IDX },
{ AUTH_REJECTEDVERF, AUTH_REJECTEDVERF_IDX },
{ AUTH_TOOWEAK, AUTH_TOOWEAK_IDX },
{ AUTH_INVALIDRESP, AUTH_INVALIDRESP_IDX },
{ AUTH_FAILED, AUTH_FAILED_IDX }
};
static char *
internal_function
auth_errmsg (enum auth_stat stat)
{
size_t i;
for (i = 0; i < sizeof (auth_errlist) / sizeof (struct auth_errtab); i++)
{
if (auth_errlist[i].status == stat)
{
return _(auth_errstr + auth_errlist[i].message_off);
}
}
return NULL;
}
libc_freeres_fn (free_mem)
{
/* Not libc_freeres_ptr, since buf is a macro. */
free (buf);
}
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