xref: /freebsd/crypto/heimdal/lib/com_err/error.c (revision 01ded8b942effbbb4d9225c4227f264e499e9698)
1 /*
2  * Copyright (c) 1997, 1998, 2001 Kungliga Tekniska H�gskolan
3  * (Royal Institute of Technology, Stockholm, Sweden).
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  *
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  *
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * 3. Neither the name of the Institute nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  */
33 
34 #ifdef HAVE_CONFIG_H
35 #include <config.h>
36 RCSID("$Id: error.c 9724 2001-02-28 20:00:13Z joda $");
37 #endif
38 #include <stdio.h>
39 #include <stdlib.h>
40 #include <string.h>
41 #include <com_right.h>
42 
43 const char *
44 com_right(struct et_list *list, long code)
45 {
46     struct et_list *p;
47     for (p = list; p; p = p->next) {
48 	if (code >= p->table->base && code < p->table->base + p->table->n_msgs)
49 	    return p->table->msgs[code - p->table->base];
50     }
51     return NULL;
52 }
53 
54 struct foobar {
55     struct et_list etl;
56     struct error_table et;
57 };
58 
59 void
60 initialize_error_table_r(struct et_list **list,
61 			 const char **messages,
62 			 int num_errors,
63 			 long base)
64 {
65     struct et_list *et, **end;
66     struct foobar *f;
67     for (end = list, et = *list; et; end = &et->next, et = et->next)
68         if (et->table->msgs == messages)
69             return;
70     f = malloc(sizeof(*f));
71     if (f == NULL)
72         return;
73     et = &f->etl;
74     et->table = &f->et;
75     et->table->msgs = messages;
76     et->table->n_msgs = num_errors;
77     et->table->base = base;
78     et->next = NULL;
79     *end = et;
80 }
81 
82 
83 void
84 free_error_table(struct et_list *et)
85 {
86     while(et){
87 	struct et_list *p = et;
88 	et = et->next;
89 	free(p);
90     }
91 }
92