Mercurial > ecos

annotate packages/net/snmp/lib/current/src/mt_support.c @ 2729:74dbf4c3f2e1 after-copyright-change-20090129

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Update all copyright banners to reflect FSF ownership; fix and improve licence text.
author jlarmour
date Thu, 29 Jan 2009 17:47:46 +0000
parents d2c90368aeef
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
103
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
1 //==========================================================================
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
2 //
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
3 // ./lib/current/src/mt_support.c
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
4 //
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
5 //
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
6 //==========================================================================
2729
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
7 // ####ECOSGPLCOPYRIGHTBEGIN####
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
8 // -------------------------------------------
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
9 // This file is part of eCos, the Embedded Configurable Operating System.
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
10 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 103
diff changeset
11 //
2729
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
12 // eCos is free software; you can redistribute it and/or modify it under
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
13 // the terms of the GNU General Public License as published by the Free
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
14 // Software Foundation; either version 2 or (at your option) any later
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
15 // version.
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 103
diff changeset
16 //
2729
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
17 // eCos is distributed in the hope that it will be useful, but WITHOUT
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
18 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
19 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
20 // for more details.
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 103
diff changeset
21 //
2729
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
22 // You should have received a copy of the GNU General Public License
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
23 // along with eCos; if not, write to the Free Software Foundation, Inc.,
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
24 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 103
diff changeset
25 //
2729
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
26 // As a special exception, if other files instantiate templates or use
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
27 // macros or inline functions from this file, or you compile this file
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
28 // and link it with other works to produce a work based on this file,
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
29 // this file does not by itself cause the resulting work to be covered by
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
30 // the GNU General Public License. However the source code for this file
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
31 // must still be made available in accordance with section (3) of the GNU
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
32 // General Public License v2.
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 103
diff changeset
33 //
2729
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
34 // This exception does not invalidate any other reasons why a work based
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
35 // on this file might be covered by the GNU General Public License.
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
36 // -------------------------------------------
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text.
jlarmour
parents: 210
diff changeset
37 // ####ECOSGPLCOPYRIGHTEND####
103
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
38 //####UCDSNMPCOPYRIGHTBEGIN####
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
39 //
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
40 // -------------------------------------------
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
41 //
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
42 // Portions of this software may have been derived from the UCD-SNMP
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
43 // project, <http://ucd-snmp.ucdavis.edu/> from the University of
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
44 // California at Davis, which was originally based on the Carnegie Mellon
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
45 // University SNMP implementation. Portions of this software are therefore
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
46 // covered by the appropriate copyright disclaimers included herein.
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
47 //
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
48 // The release used was version 4.1.2 of May 2000. "ucd-snmp-4.1.2"
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
49 // -------------------------------------------
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
50 //
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
51 //####UCDSNMPCOPYRIGHTEND####
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
52 //==========================================================================
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
53 //#####DESCRIPTIONBEGIN####
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
54 //
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
55 // Author(s): hmt
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
56 // Contributors: hmt
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
57 // Date: 2000-05-30
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
58 // Purpose: Port of UCD-SNMP distribution to eCos.
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
59 // Description:
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
60 //
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
61 //
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
62 //####DESCRIPTIONEND####
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
63 //
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
64 //==========================================================================
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
65 /********************************************************************
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
66 Copyright 1989, 1991, 1992 by Carnegie Mellon University
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
67
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
68 Derivative Work -
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
69 Copyright 1996, 1998, 1999, 2000 The Regents of the University of California
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
70
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
71 All Rights Reserved
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
72
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
73 Permission to use, copy, modify and distribute this software and its
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
74 documentation for any purpose and without fee is hereby granted,
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
75 provided that the above copyright notice appears in all copies and
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
76 that both that copyright notice and this permission notice appear in
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
77 supporting documentation, and that the name of CMU and The Regents of
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
78 the University of California not be used in advertising or publicity
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
79 pertaining to distribution of the software without specific written
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
80 permission.
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
81
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
82 CMU AND THE REGENTS OF THE UNIVERSITY OF CALIFORNIA DISCLAIM ALL
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
83 WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
84 WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL CMU OR
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
85 THE REGENTS OF THE UNIVERSITY OF CALIFORNIA BE LIABLE FOR ANY SPECIAL,
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
86 INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
87 FROM THE LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
88 CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
89 CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
90 *********************************************************************/
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
91
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
92 /* mt_support.c - multi-thread resource locking support */
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
93 /*
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
94 * Author: Markku Laukkanen
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
95 * Created: 6-Sep-1999
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
96 * History:
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
97 * 8-Sep-1999 M. Slifcak method names changed;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
98 * use array of resource locking structures.
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
99 */
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
100
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
101 #include <config.h>
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
102 #include <errno.h>
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
103 #include "mt_support.h"
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
104
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
105 #ifdef __cplusplus
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
106 extern "C" {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
107 #endif
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
108
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
109 #ifdef _REENTRANT
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
110
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
111 static
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
112 mutex_type s_res[MT_MAX_IDS][MT_LIB_MAXIMUM]; /* locking structures */
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
113
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
114 static mutex_type * _mt_res(int groupID, int resourceID)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
115 {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
116 if (groupID < 1) return 0;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
117 if (groupID >= MT_MAX_IDS) return 0;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
118 if (resourceID < 1) return 0;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
119 if (resourceID >= MT_LIB_MAXIMUM) return 0;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
120 return (&s_res[groupID][resourceID]);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
121 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
122
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
123 static
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
124 int snmp_res_init_mutex(mutex_type * mutex)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
125 {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
126 int rc = 0;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
127 #if HAVE_PTHREAD_H
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
128 rc = pthread_mutex_init(mutex, MT_MUTEX_INIT_DEFAULT);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
129 #elif defined(WIN32)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
130 InitializeCriticalSection(mutex);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
131 #endif
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
132
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
133 return rc;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
134 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
135
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
136 int snmp_res_init(void)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
137 {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
138 int ii, jj;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
139 int rc = 0;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
140 mutex_type *mutex;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
141
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
142 for (jj = 0; (0 == rc) && (jj < MT_MAX_IDS); jj++)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
143 for (ii = 0; (0 == rc) && (ii < MT_LIB_MAXIMUM); ii++)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
144 {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
145 mutex = _mt_res(jj, ii);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
146 if (!mutex) continue;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
147 rc = snmp_res_init_mutex( mutex );
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
148 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
149
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
150 return rc;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
151 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
152
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
153 int snmp_res_destroy_mutex(int groupID, int resourceID)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
154 {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
155 int rc = 0;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
156 mutex_type *mutex = _mt_res(groupID, resourceID);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
157 if (!mutex) return EFAULT;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
158
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
159 #if HAVE_PTHREAD_H
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
160 rc = pthread_mutex_destroy(mutex);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
161 #elif defined(WIN32)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
162 DeleteCriticalSection(mutex);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
163 #endif
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
164
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
165 return rc;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
166 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
167
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
168 int snmp_res_lock(int groupID, int resourceID)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
169 {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
170 int rc = 0;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
171 mutex_type *mutex = _mt_res(groupID, resourceID);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
172 if (!mutex) return EFAULT;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
173
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
174 #if HAVE_PTHREAD_H
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
175 rc = pthread_mutex_lock(mutex);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
176 #elif defined(WIN32)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
177 EnterCriticalSection(mutex);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
178 #endif
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
179
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
180 return rc;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
181 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
182
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
183 int snmp_res_unlock(int groupID, int resourceID)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
184 {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
185 int rc = 0;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
186 mutex_type *mutex = _mt_res(groupID, resourceID);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
187 if (!mutex) return EFAULT;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
188
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
189 #if HAVE_PTHREAD_H
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
190 rc = pthread_mutex_unlock(mutex);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
191 #elif defined(WIN32)
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
192 LeaveCriticalSection(mutex);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
193 #endif
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
194
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
195 return rc;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
196 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
197
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
198
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
199 #else /* !_REENTRANT */
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
200
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
201 #ifdef WIN32
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
202
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
203 /* Provide "do nothing" targets for Release (.DLL) builds. */
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
204 #undef snmp_res_init
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
205 #undef snmp_res_lock
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
206 #undef snmp_res_unlock
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
207 #undef snmp_res_destroy_mutex
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
208
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
209 int snmp_res_init(void) { return 0; }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
210 int snmp_res_lock(int groupID, int resourceID) { return 0; }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
211 int snmp_res_unlock(int groupID, int resourceID) { return 0; }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
212 int snmp_res_destroy_mutex(int groupID, int resourceID) { return 0; }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
213 #endif /* !WIN32 */
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
214
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
215 #endif /* !_REENTRANT */
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
216
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
217
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
218 #ifdef __cplusplus
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
219 };
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
220 #endif
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
diff changeset
221