1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 /* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */
28 /* All Rights Reserved */
29
30 /*
31 * Portions of this source code were derived from Berkeley 4.3 BSD
32 * under license from the Regents of the University of California.
33 */
34
35 #pragma ident "%Z%%M% %I% %E% SMI"
36
37 /*
38 * clnt_perror.c
39 */
40 #include <sys/types.h>
41 #include <sys/t_lock.h>
42 #include <rpc/types.h>
43 #include <rpc/auth.h>
44 #include <rpc/clnt.h>
45 #include <sys/systm.h>
46 #include <sys/cmn_err.h>
47 #include <sys/inttypes.h>
48
49 /*
50 * Return an ascii string which matches the RPC clnt stat passed in.
51 */
52 const char *
clnt_sperrno(const enum clnt_stat stat)53 clnt_sperrno(const enum clnt_stat stat)
54 {
55 switch (stat) {
56 case RPC_SUCCESS:
57 return ("RPC: Success");
58 case RPC_CANTENCODEARGS:
59 return ("RPC: Can't encode arguments");
60 case RPC_CANTDECODERES:
61 return ("RPC: Can't decode result");
62 case RPC_CANTSEND:
63 return ("RPC: Unable to send");
64 case RPC_CANTRECV:
65 return ("RPC: Unable to receive");
66 case RPC_TIMEDOUT:
67 return ("RPC: Timed out");
68 case RPC_INTR:
69 return ("RPC: Interrupted");
70 case RPC_UDERROR:
71 return ("RPC: Unitdata error");
72 case RPC_VERSMISMATCH:
73 return ("RPC: Incompatible versions of RPC");
74 case RPC_AUTHERROR:
75 return ("RPC: Authentication error");
76 case RPC_PROGUNAVAIL:
77 return ("RPC: Program unavailable");
78 case RPC_PROGVERSMISMATCH:
79 return ("RPC: Program/version mismatch");
80 case RPC_PROCUNAVAIL:
81 return ("RPC: Procedure unavailable");
82 case RPC_CANTDECODEARGS:
83 return ("RPC: Server can't decode arguments");
84 case RPC_SYSTEMERROR:
85 return ("RPC: Remote system error");
86 case RPC_UNKNOWNHOST:
87 return ("RPC: Unknown host");
88 case RPC_UNKNOWNPROTO:
89 return ("RPC: Unknown protocol");
90 case RPC_UNKNOWNADDR:
91 return ("RPC: Remote address unknown");
92 case RPC_NOBROADCAST:
93 return ("RPC: Broadcasting not supported");
94 case RPC_PMAPFAILURE:
95 return ("RPC: Port mapper failure");
96 case RPC_PROGNOTREGISTERED:
97 return ("RPC: Program not registered");
98 case RPC_N2AXLATEFAILURE:
99 return ("RPC: Name to address translation failed");
100 case RPC_TLIERROR:
101 return ("RPC: TLI error");
102 case RPC_FAILED:
103 return ("RPC: Failed (unspecified error)");
104 case RPC_INPROGRESS:
105 return ("RPC: Operation in progress");
106 case RPC_STALERACHANDLE:
107 return ("RPC: Stale RAC handle");
108 case RPC_CANTCONNECT:
109 return ("RPC: Couldn't make connection");
110 case RPC_XPRTFAILED:
111 return ("RPC: Received disconnect from remote");
112 case RPC_CANTCREATESTREAM:
113 return ("RPC: Can't push RPC module");
114 case RPC_CANTSTORE:
115 return ("RPC: Can't store pending message");
116 }
117 return ("RPC: (unknown error code)");
118 }
119
120 /*
121 * Return string reply error info. For use after clnt_call().
122 * It allocates the buffer of size MAXPATHLEN and assumes
123 * caller's responsibility to free the memory after use.
124 */
125 char *
clnt_sperror(const CLIENT * cl,const char * s)126 clnt_sperror(const CLIENT *cl, const char *s)
127 {
128 struct rpc_err e;
129 #ifdef notyet
130 char *err;
131 #endif
132 char *str;
133 char *strstart;
134
135 str = kmem_alloc(MAXPATHLEN, KM_SLEEP);
136 strstart = str;
137
138 CLNT_GETERR((CLIENT *) cl, &e);
139
140 (void) sprintf(str, "%s: ", s);
141 str += strlen(str);
142
143 (void) strcpy(str, clnt_sperrno(e.re_status));
144 str += strlen(str);
145
146 switch (e.re_status) {
147 case RPC_SUCCESS:
148 case RPC_CANTENCODEARGS:
149 case RPC_CANTDECODERES:
150 case RPC_TIMEDOUT:
151 case RPC_PROGUNAVAIL:
152 case RPC_PROCUNAVAIL:
153 case RPC_CANTDECODEARGS:
154 case RPC_SYSTEMERROR:
155 case RPC_UNKNOWNHOST:
156 case RPC_UNKNOWNPROTO:
157 case RPC_UNKNOWNADDR:
158 case RPC_NOBROADCAST:
159 case RPC_RPCBFAILURE:
160 case RPC_PROGNOTREGISTERED:
161 case RPC_FAILED:
162 case RPC_INPROGRESS:
163 break;
164
165 #ifdef notyet
166 case RPC_N2AXLATEFAILURE:
167 (void) sprintf(str, "; %s", netdir_sperror());
168 break;
169 #endif
170
171 case RPC_TLIERROR:
172 #ifdef notyet
173 (void) sprintf(str, "; %s", t_errlist[e.re_terrno]);
174 #else
175 (void) sprintf(str, "; %d", e.re_terrno);
176 #endif
177 str += strlen(str);
178 if (e.re_errno) {
179 #ifdef notyet
180 (void) sprintf(str, "; %s", strerror(e.re_errno));
181 #else
182 (void) sprintf(str, "; %d", e.re_errno);
183 #endif
184 }
185 break;
186
187 case RPC_CANTSEND:
188 case RPC_CANTRECV:
189 if (e.re_errno) {
190 #ifdef notyet
191 (void) sprintf(str, "; errno = %s",
192 strerror(e.re_errno));
193 #else
194 (void) sprintf(str, "; errno = %d", e.re_errno);
195 #endif
196 str += strlen(str);
197 }
198 if (e.re_terrno) {
199 #ifdef notyet
200 (void) sprintf(str, "; %s", t_errlist[e.re_terrno]);
201 #else
202 (void) sprintf(str, "; %d", e.re_terrno);
203 #endif
204 }
205 break;
206
207 case RPC_VERSMISMATCH:
208 (void) sprintf(str,
209 "; low version = %" PRIu32 ", high version = %" PRIu32,
210 e.re_vers.low, e.re_vers.high);
211 break;
212
213 #ifdef notyet
214 case RPC_AUTHERROR:
215 err = auth_errmsg(e.re_why);
216 (void) sprintf(str, "; why = ");
217 str += strlen(str);
218 if (err != NULL) {
219 (void) sprintf(str, "%s", err);
220 } else {
221 (void) sprintf(str,
222 "(unknown authentication error - %d)",
223 (int)e.re_why);
224 }
225 break;
226 #endif
227
228 case RPC_PROGVERSMISMATCH:
229 (void) sprintf(str,
230 "; low version = %" PRIu32 ", high version = %" PRIu32,
231 e.re_vers.low, e.re_vers.high);
232 break;
233
234 default: /* unknown */
235 (void) sprintf(str, "; s1 = %" PRIu32 ", s2 = %" PRIu32,
236 e.re_lb.s1, e.re_lb.s2);
237 break;
238 }
239 return (strstart);
240 }
241