xref: /illumos-gate/usr/src/lib/libnsl/nsl/_errlst.c (revision 1da57d55)
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