1 /*
2 * keyParser.c
3 *
4 * Copyright(c) 1998 - 2009 Texas Instruments. All rights reserved.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 *
11 * * Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * * Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in
15 * the documentation and/or other materials provided with the
16 * distribution.
17 * * Neither the name Texas Instruments nor the names of its
18 * contributors may be used to endorse or promote products derived
19 * from this software without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 */
33
34 /** \file keyParser.c
35 * \brief KEY parser module implementation.
36 *
37 * \see keyParser.h
38 */
39
40 /****************************************************************************
41 * *
42 * MODULE: KEY parser *
43 * PURPOSE: KEY parser implementation *
44 * *
45 ****************************************************************************/
46
47 #define __FILE_ID__ FILE_ID_33
48 #include "osApi.h"
49 #include "report.h"
50 #include "rsnApi.h"
51
52 #include "keyParser.h"
53 #include "keyParserExternal.h"
54 #include "keyParserWep.h"
55
56 TI_STATUS keyParserNone_config(keyParser_t *pKeyParser);
57
58 /**
59 *
60 * Function - Init KEY Parser module.
61 *
62 * \b Description:
63 *
64 * Called by RSN Manager.
65 * Registers the function 'rsn_keyParserRecv()' at the distributor to receive KEY frames upon receiving a KEY_RECV event.
66 *
67 * \b ARGS:
68 *
69 *
70 * \b RETURNS:
71 *
72 * TI_STATUS - 0 on success, any other value on failure.
73 *
74 */
75
keyParser_create(TI_HANDLE hOs)76 keyParser_t* keyParser_create(TI_HANDLE hOs)
77 {
78 keyParser_t *pKeyParser;
79
80 /* allocate key parser context memory */
81 pKeyParser = (keyParser_t*)os_memoryCAlloc(hOs, 1, sizeof(keyParser_t));
82 if (pKeyParser == NULL)
83 {
84 return NULL;
85 }
86
87 pKeyParser->hOs = hOs;
88
89 return pKeyParser;
90 }
91
92 /**
93 *
94 * Function - Init KEY Parser module.
95 *
96 * \b Description:
97 *
98 * Called by RSN Manager.
99 * Registers the function 'rsn_keyParserRecv()' at the distributor to receive KEY frames upon receiving a KEY_RECV event.
100 *
101 * \b ARGS:
102 *
103 *
104 * \b RETURNS:
105 *
106 * TI_STATUS - 0 on success, any other value on failure.
107 *
108 */
109
keyParser_unload(struct _keyParser_t * pKeyParser)110 TI_STATUS keyParser_unload(struct _keyParser_t *pKeyParser)
111 {
112 /* free key parser context memory */
113 os_memoryFree(pKeyParser->hOs, pKeyParser, sizeof(keyParser_t));
114
115 return TI_OK;
116 }
117
118 /**
119 *
120 * Function - Init KEY Parser module.
121 *
122 * \b Description:
123 *
124 * Called by RSN Manager.
125 * Registers the function 'rsn_keyParserRecv()' at the distributor to receive KEY frames upon receiving a KEY_RECV event.
126 *
127 * \b ARGS:
128 *
129 *
130 * \b RETURNS:
131 *
132 * TI_STATUS - 0 on success, any other value on failure.
133 *
134 */
135
keyParser_config(struct _keyParser_t * pKeyParser,TRsnPaeConfig * pPaeConfig,struct _unicastKey_t * pUcastKey,struct _broadcastKey_t * pBcastKey,struct _mainKeys_t * pParent,TI_HANDLE hReport,TI_HANDLE hOs,TI_HANDLE hCtrlData)136 TI_STATUS keyParser_config(struct _keyParser_t *pKeyParser,
137 TRsnPaeConfig *pPaeConfig,
138 struct _unicastKey_t *pUcastKey,
139 struct _broadcastKey_t *pBcastKey,
140 struct _mainKeys_t *pParent,
141 TI_HANDLE hReport,
142 TI_HANDLE hOs,
143 TI_HANDLE hCtrlData)
144 {
145
146 pKeyParser->pParent = pParent;
147 pKeyParser->pUcastKey = pUcastKey;
148 pKeyParser->pBcastKey = pBcastKey;
149 pKeyParser->pPaeConfig = pPaeConfig;
150
151 pKeyParser->hReport = hReport;
152 pKeyParser->hOs = hOs;
153 pKeyParser->hCtrlData = hCtrlData;
154
155 keyParserExternal_config(pKeyParser);
156
157 return TI_OK;
158 }
159
160
161
keyParserNone_config(keyParser_t * pKeyParser)162 TI_STATUS keyParserNone_config(keyParser_t *pKeyParser)
163 {
164 pKeyParser->recv = NULL;
165 pKeyParser->replayReset = NULL;
166
167 return TI_OK;
168
169 }
170
171
keyParser_nop(keyParser_t * pKeyParser)172 TI_STATUS keyParser_nop(keyParser_t *pKeyParser)
173 {
174 TRACE0(pKeyParser->hReport, REPORT_SEVERITY_INFORMATION, "KEY_PARSER: nop \n");
175
176 return TI_OK;
177 }
178
179
180