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