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 (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22 /*
23 * Copyright 2007 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
28 /* All Rights Reserved */
29
30 #include "mt.h"
31 #include <stdlib.h>
32 #include <thread.h>
33 #undef t_errno
34
35 /*
36 * transport errno
37 */
38
39 int t_errno = 0;
40
41 /*
42 * TLI Interface exposes "t_nerr" and "t_errlist" which is a poor
43 * choice. XTI fixes that and only documents t_error() and t_strerror()
44 * as interface. We leave these variables here alone here. We create
45 * replica of these as a subset for use by XTI in t_strerror(). The
46 * first part of the replica is same as here.
47 * The rest of the errors are defined only in XTI.
48 */
49 int t_nerr = 19;
50
51 /*
52 * transport interface error list
53 */
54
55 char *t_errlist[] = {
56 "No Error", /* 0 */
57 "Incorrect address format", /* 1 */
58 "Incorrect options format", /* 2 */
59 "Illegal permissions", /* 3 */
60 "Illegal file descriptor", /* 4 */
61 "Couldn't allocate address", /* 5 */
62 "Routine will place interface out of state", /* 6 */
63 "Illegal called/calling sequence number", /* 7 */
64 "System error", /* 8 */
65 "An event requires attention", /* 9 */
66 "Illegal amount of data", /* 10 */
67 "Buffer not large enough", /* 11 */
68 "Can't send message - (blocked)", /* 12 */
69 "No message currently available", /* 13 */
70 "Disconnect message not found", /* 14 */
71 "Unitdata error message not found", /* 15 */
72 "Incorrect flags specified", /* 16 */
73 "Orderly release message not found", /* 17 */
74 "Primitive not supported by provider", /* 18 */
75 "State is in process of changing", /* 19 */
76 "",
77 "",
78 "",
79 "",
80 "",
81 "",
82 "",
83 "",
84 "",
85 "",
86 "",
87 "",
88 "",
89 "",
90 "",
91 "",
92 "",
93 "",
94 "",
95 "",
96 "",
97 "",
98 "",
99 "",
100 "",
101 "",
102 "",
103 "",
104 "",
105 "",
106 "",
107 "",
108 "",
109 "",
110 "",
111 "",
112 "",
113 ""
114 /*
115 * N.B.: t_errlist must not expand beyond this point or binary
116 * compatibility will be broken. When necessary to accomodate
117 * more error strings, they may only be added to the list printed
118 * by t_strerror(), q.v.. Currently, t_strerror() conserves space
119 * by pointing into t_errlist[]. To expand beyond 57 errors, it
120 * will be necessary to change t_strerror() to use a different
121 * array.
122 */
123 };
124
125
126 int *
__t_errno(void)127 __t_errno(void)
128 {
129 static pthread_key_t t_errno_key = PTHREAD_ONCE_KEY_NP;
130 int *ret;
131
132 if (thr_main())
133 return (&t_errno);
134 ret = thr_get_storage(&t_errno_key, sizeof (int), free);
135 /* if thr_get_storage fails we return the address of t_errno */
136 return (ret ? ret : &t_errno);
137 }
138