[unix-history] / lib / librpc / rpc / clnt_perror.c

/*
 * 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(LIBC_SCCS) && !defined(lint)
/*static char *sccsid = "from: @(#)clnt_perror.c 1.15 87/10/07 Copyr 1984 Sun Micro";*/
/*static char *sccsid = "from: @(#)clnt_perror.c	2.1 88/07/29 4.0 RPCSRC";*/
static char *rcsid = "$Id: clnt_perror.c,v 1.4 1993/08/26 00:53:16 jtc Exp $";
#endif

/*
 * clnt_perror.c
 *
 * Copyright (C) 1984, Sun Microsystems, Inc.
 *
 */
#include <stdio.h>
#include <string.h>
#include <rpc/rpc.h>
#include <rpc/types.h>
#include <rpc/auth.h>
#include <rpc/clnt.h>

static char *auth_errmsg();

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);
}
Commit	Line	Data
15637ed4 RG	1	/*
	2	* Sun RPC is a product of Sun Microsystems, Inc. and is provided for
	3	* unrestricted use provided that this legend is included on all tape
	4	* media and as a part of the software program in whole or part. Users
	5	* may copy or modify Sun RPC without charge, but are not authorized
	6	* to license or distribute it to anyone else except as part of a product or
	7	* program developed by the user.
	8	*
	9	* SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
	10	* WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
	11	* PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
	12	*
	13	* Sun RPC is provided with no support and without any obligation on the
	14	* part of Sun Microsystems, Inc. to assist in its use, correction,
	15	* modification or enhancement.
	16	*
	17	* SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
	18	* INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
	19	* OR ANY PART THEREOF.
	20	*
	21	* In no event will Sun Microsystems, Inc. be liable for any lost revenue
	22	* or profits or other special, indirect and consequential damages, even if
	23	* Sun has been advised of the possibility of such damages.
	24	*
	25	* Sun Microsystems, Inc.
	26	* 2550 Garcia Avenue
	27	* Mountain View, California 94043
	28	*/
d2bc008e C	29
	30	#if defined(LIBC_SCCS) && !defined(lint)
	31	/static char sccsid = "from: @(#)clnt_perror.c 1.15 87/10/07 Copyr 1984 Sun Micro";*/
	32	/static char sccsid = "from: @(#)clnt_perror.c 2.1 88/07/29 4.0 RPCSRC";*/
	33	static char *rcsid = "$Id: clnt_perror.c,v 1.4 1993/08/26 00:53:16 jtc Exp $";
15637ed4 RG	34	#endif
	35
	36	/*
	37	* clnt_perror.c
	38	*
	39	* Copyright (C) 1984, Sun Microsystems, Inc.
	40	*
	41	*/
	42	#include <stdio.h>
d2bc008e C	43	#include <string.h>
d2bc008e C	44	#include <rpc/rpc.h>
15637ed4 RG	45	#include <rpc/types.h>
	46	#include <rpc/auth.h>
	47	#include <rpc/clnt.h>
	48
	49	static char *auth_errmsg();
	50
15637ed4 RG	51	static char *buf;
	52
	53	static char *
	54	_buf()
	55	{
	56
	57	if (buf == 0)
	58	buf = (char *)malloc(256);
	59	return (buf);
	60	}
	61
	62	/*
	63	* Print reply error info
	64	*/
	65	char *
	66	clnt_sperror(rpch, s)
	67	CLIENT *rpch;
	68	char *s;
	69	{
	70	struct rpc_err e;
	71	void clnt_perrno();
	72	char *err;
	73	char *str = _buf();
	74	char *strstart = str;
	75
	76	if (str == 0)
	77	return (0);
	78	CLNT_GETERR(rpch, &e);
	79
	80	(void) sprintf(str, "%s: ", s);
	81	str += strlen(str);
	82
	83	(void) strcpy(str, clnt_sperrno(e.re_status));
	84	str += strlen(str);
	85
	86	switch (e.re_status) {
	87	case RPC_SUCCESS:
	88	case RPC_CANTENCODEARGS:
	89	case RPC_CANTDECODERES:
	90	case RPC_TIMEDOUT:
	91	case RPC_PROGUNAVAIL:
	92	case RPC_PROCUNAVAIL:
	93	case RPC_CANTDECODEARGS:
	94	case RPC_SYSTEMERROR:
	95	case RPC_UNKNOWNHOST:
	96	case RPC_UNKNOWNPROTO:
	97	case RPC_PMAPFAILURE:
	98	case RPC_PROGNOTREGISTERED:
	99	case RPC_FAILED:
	100	break;
	101
	102	case RPC_CANTSEND:
	103	case RPC_CANTRECV:
	104	(void) sprintf(str, "; errno = %s",
	105	strerror(e.re_errno));
	106	str += strlen(str);
	107	break;
	108
	109	case RPC_VERSMISMATCH:
	110	(void) sprintf(str,
	111	"; low version = %lu, high version = %lu",
	112	e.re_vers.low, e.re_vers.high);
	113	str += strlen(str);
	114	break;
115
116	case RPC_AUTHERROR:
117	err = auth_errmsg(e.re_why);
118	(void) sprintf(str,"; why = ");
119	str += strlen(str);
120	if (err != NULL) {
121	(void) sprintf(str, "%s",err);
122	} else {
123	(void) sprintf(str,
124	"(unknown authentication error - %d)",
125	(int) e.re_why);
126	}
127	str += strlen(str);
128	break;
129
130	case RPC_PROGVERSMISMATCH:
131	(void) sprintf(str,
132	"; low version = %lu, high version = %lu",
133	e.re_vers.low, e.re_vers.high);
134	str += strlen(str);
135	break;
136
137	default: /* unknown */
138	(void) sprintf(str,
139	"; s1 = %lu, s2 = %lu",
140	e.re_lb.s1, e.re_lb.s2);
141	str += strlen(str);
142	break;
143	}
144	(void) sprintf(str, "\n");
145	return(strstart) ;
146	}
147
148	void
149	clnt_perror(rpch, s)
150	CLIENT *rpch;
151	char *s;
152	{
153	(void) fprintf(stderr,"%s",clnt_sperror(rpch,s));
154	}
155
156
157	struct rpc_errtab {
158	enum clnt_stat status;
159	char *message;
160	};
161
162	static struct rpc_errtab rpc_errlist[] = {
163	{ RPC_SUCCESS,
164	"RPC: Success" },
165	{ RPC_CANTENCODEARGS,
166	"RPC: Can't encode arguments" },
167	{ RPC_CANTDECODERES,
168	"RPC: Can't decode result" },
169	{ RPC_CANTSEND,
170	"RPC: Unable to send" },
171	{ RPC_CANTRECV,
172	"RPC: Unable to receive" },
173	{ RPC_TIMEDOUT,
174	"RPC: Timed out" },
175	{ RPC_VERSMISMATCH,
176	"RPC: Incompatible versions of RPC" },
177	{ RPC_AUTHERROR,
178	"RPC: Authentication error" },
179	{ RPC_PROGUNAVAIL,
180	"RPC: Program unavailable" },
181	{ RPC_PROGVERSMISMATCH,
182	"RPC: Program/version mismatch" },
183	{ RPC_PROCUNAVAIL,
184	"RPC: Procedure unavailable" },
185	{ RPC_CANTDECODEARGS,
186	"RPC: Server can't decode arguments" },
187	{ RPC_SYSTEMERROR,
188	"RPC: Remote system error" },
189	{ RPC_UNKNOWNHOST,
190	"RPC: Unknown host" },
191	{ RPC_UNKNOWNPROTO,
192	"RPC: Unknown protocol" },
193	{ RPC_PMAPFAILURE,
194	"RPC: Port mapper failure" },
195	{ RPC_PROGNOTREGISTERED,
196	"RPC: Program not registered"},
197	{ RPC_FAILED,
198	"RPC: Failed (unspecified error)"}
199	};
200
201
202	/*
203	* This interface for use by clntrpc
204	*/
205	char *
206	clnt_sperrno(stat)
207	enum clnt_stat stat;
208	{
209	int i;
210
211	for (i = 0; i < sizeof(rpc_errlist)/sizeof(struct rpc_errtab); i++) {
212	if (rpc_errlist[i].status == stat) {
213	return (rpc_errlist[i].message);
214	}
215	}
216	return ("RPC: (unknown error code)");
217	}
218
219	void
220	clnt_perrno(num)
221	enum clnt_stat num;
222	{
223	(void) fprintf(stderr,"%s",clnt_sperrno(num));
224	}
225
226
227	char *
228	clnt_spcreateerror(s)
229	char *s;
230	{
231	extern int sys_nerr;
232	char *str = _buf();
233
234	if (str == 0)
235	return(0);
236	(void) sprintf(str, "%s: ", s);
237	(void) strcat(str, clnt_sperrno(rpc_createerr.cf_stat));
238	switch (rpc_createerr.cf_stat) {
239	case RPC_PMAPFAILURE:
240	(void) strcat(str, " - ");
241	(void) strcat(str,
242	clnt_sperrno(rpc_createerr.cf_error.re_status));
243	break;
244
245	case RPC_SYSTEMERROR:
246	(void) strcat(str, " - ");
247	if (rpc_createerr.cf_error.re_errno > 0
248	&& rpc_createerr.cf_error.re_errno < sys_nerr)
249	(void) strcat(str,
250	strerror(rpc_createerr.cf_error.re_errno));
251	else
252	(void) sprintf(&str[strlen(str)], "Error %d",
253	rpc_createerr.cf_error.re_errno);
254	break;
255	}
256	(void) strcat(str, "\n");
257	return (str);
258	}
259
260	void
261	clnt_pcreateerror(s)
262	char *s;
263	{
264	(void) fprintf(stderr,"%s",clnt_spcreateerror(s));
265	}
266
267	struct auth_errtab {
268	enum auth_stat status;
269	char *message;
270	};
271
272	static struct auth_errtab auth_errlist[] = {
273	{ AUTH_OK,
274	"Authentication OK" },
275	{ AUTH_BADCRED,
276	"Invalid client credential" },
277	{ AUTH_REJECTEDCRED,
278	"Server rejected credential" },
279	{ AUTH_BADVERF,
280	"Invalid client verifier" },
281	{ AUTH_REJECTEDVERF,
282	"Server rejected verifier" },
283	{ AUTH_TOOWEAK,
284	"Client credential too weak" },
285	{ AUTH_INVALIDRESP,
286	"Invalid server verifier" },
287	{ AUTH_FAILED,
288	"Failed (unspecified error)" },
289	};
290
291	static char *
292	auth_errmsg(stat)
293	enum auth_stat stat;
294	{
295	int i;
296
297	for (i = 0; i < sizeof(auth_errlist)/sizeof(struct auth_errtab); i++) {
298	if (auth_errlist[i].status == stat) {
299	return(auth_errlist[i].message);
300	}
301	}
302	return(NULL);
303	}