1/*
2 * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
3 * Use is subject to license terms.
4 */
5
6#pragma ident	"%Z%%M%	%I%	%E% SMI"
7
8/*
9 * Copyright 1995 by OpenVision Technologies, Inc.
10 *
11 * Permission to use, copy, modify, distribute, and sell this software
12 * and its documentation for any purpose is hereby granted without fee,
13 * provided that the above copyright notice appears in all copies and
14 * that both that copyright notice and this permission notice appear in
15 * supporting documentation, and that the name of OpenVision not be used
16 * in advertising or publicity pertaining to distribution of the software
17 * without specific, written prior permission. OpenVision makes no
18 * representations about the suitability of this software for any
19 * purpose.  It is provided "as is" without express or implied warranty.
20 *
21 * OPENVISION DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
22 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
23 * EVENT SHALL OPENVISION BE LIABLE FOR ANY SPECIAL, INDIRECT OR
24 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
25 * USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
26 * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
27 * PERFORMANCE OF THIS SOFTWARE.
28 */
29
30/*
31 * $Id: util_set.c 16165 2004-03-14 05:31:43Z raeburn $
32 */
33
34#include <mechglueP.h>  /* SUNW15resync - for MALLOC/FREE */
35#include "gssapiP_generic.h"
36
37struct _g_set_elt {
38   void *key;
39   void *value;
40   struct _g_set_elt *next;
41};
42
43int g_set_init(g_set_elt *s)
44{
45   *s = NULL;
46
47   return(0);
48}
49
50#if 0
51int g_set_destroy(g_set_elt *s)
52{
53   g_set next;
54
55   while (*s) {
56      next = (*s)->next;
57      FREE(*s, sizeof(struct _g_set));
58      *s = next;
59   }
60
61   return(0);
62}
63#endif
64
65int g_set_entry_add(g_set_elt *s, void *key, void *value)
66{
67   g_set_elt first;
68
69   if ((first = (struct _g_set_elt *) MALLOC(sizeof(struct _g_set_elt))) == NULL)
70      return(ENOMEM);
71
72   first->key = key;
73   first->value = value;
74   first->next = *s;
75
76   *s = first;
77
78   return(0);
79}
80
81int g_set_entry_delete(g_set_elt *s, void *key)
82{
83   g_set_elt *p;
84
85   for (p=s; *p; p = &((*p)->next)) {
86      if ((*p)->key == key) {
87	 g_set_elt next = (*p)->next;
88	 FREE(*p, sizeof(struct _g_set_elt));
89	 *p = next;
90
91	 return(0);
92      }
93   }
94
95   return(-1);
96}
97
98int g_set_entry_get(g_set_elt *s, void *key, void **value)
99{
100   g_set_elt p;
101
102   for (p = *s; p; p = p->next) {
103      if (p->key == key) {
104	 *value = p->value;
105
106	 return(0);
107      }
108   }
109
110   *value = NULL;
111
112   return(-1);
113}
114