1 /*
2 * unicastKeyNone.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 unicastKeyNone.c
35 * \brief station unicast key None implementation
36 *
37 * \see unicastKeyNone.h
38 */
39
40 /****************************************************************************
41 * *
42 * MODULE: station unicast key None *
43 * PURPOSE: station unicast key None implementation *
44 * *
45 ****************************************************************************/
46
47 #define __FILE_ID__ FILE_ID_45
48 #include "osApi.h"
49 #include "report.h"
50 #include "rsnApi.h"
51
52 #include "unicastKeyNone.h"
53 #include "mainKeysSm.h"
54
55
56 TI_STATUS unicastKeyNone_start(struct _unicastKey_t *pUnicastKey);
57 TI_STATUS unicastKeyNone_distribute(struct _unicastKey_t *pUnicastKey, encodedKeyMaterial_t *pEncodedKeyMaterial);
58
59
60
61 /**
62 *
63 * Function - Config KEY Parser module.
64 *
65 * \b Description:
66 *
67 * Called by RSN Manager.
68 * Registers the function 'rsn_UnicastKeyRecv()' at the distributor to receive KEY frames upon receiving a KEY_RECV event.
69 *
70 * \b ARGS:
71 *
72 *
73 * \b RETURNS:
74 *
75 * TI_STATUS - 0 on success, any other value on failure.
76 *
77 */
78
unicastKeyNone_config(struct _unicastKey_t * pUnicastKey)79 TI_STATUS unicastKeyNone_config(struct _unicastKey_t *pUnicastKey)
80 {
81
82 pUnicastKey->start = unicastKeyNone_start;
83 pUnicastKey->stop = unicastKeySmNop;
84 pUnicastKey->recvFailure = unicastKeySmNop;
85 pUnicastKey->recvSuccess = unicastKeyNone_distribute;
86
87 pUnicastKey->currentState = 0;
88
89
90 return TI_OK;
91 }
92
93 /**
94 *
95 * unicastKeyNone_start
96 *
97 * \b Description:
98 *
99 * report the main key SM of unicast complete, whithout wating for keys.
100 *
101 * \b ARGS:
102 *
103 * I - pUnicastKey - context \n
104 *
105 * \b RETURNS:
106 *
107 * TI_OK on success, TI_NOK otherwise.
108 */
unicastKeyNone_start(struct _unicastKey_t * pUnicastKey)109 TI_STATUS unicastKeyNone_start(struct _unicastKey_t *pUnicastKey)
110 {
111 TI_STATUS status=TI_NOK;
112
113 if (pUnicastKey->pParent->reportUcastStatus!=NULL)
114 {
115 status = pUnicastKey->pParent->reportUcastStatus(pUnicastKey->pParent, TI_OK);
116 }
117
118 return status;
119 }
120
121 /**
122 *
123 * unicastKeyNone_distribute
124 *
125 * \b Description:
126 *
127 * Distribute unicast key material to the driver and report the main key SM on unicast complete.
128 *
129 * \b ARGS:
130 *
131 * I - pData - Encoded key material \n
132 *
133 * \b RETURNS:
134 *
135 * TI_OK on success, TI_NOK otherwise.
136 */
unicastKeyNone_distribute(struct _unicastKey_t * pUnicastKey,encodedKeyMaterial_t * pEncodedKeyMaterial)137 TI_STATUS unicastKeyNone_distribute(struct _unicastKey_t *pUnicastKey, encodedKeyMaterial_t *pEncodedKeyMaterial)
138 {
139 TI_STATUS status=TI_NOK;
140
141 if ((pUnicastKey==NULL) || (pEncodedKeyMaterial==NULL))
142 {
143 return TI_NOK;
144 }
145
146 if (pUnicastKey->pKeyDerive->derive!=NULL)
147 {
148 status = pUnicastKey->pKeyDerive->derive(pUnicastKey->pKeyDerive,
149 pEncodedKeyMaterial);
150 }
151 if (status != TI_OK)
152 {
153 return TI_NOK;
154 }
155
156 if (pUnicastKey->pParent->setDefaultKeyId!=NULL)
157 {
158 status = pUnicastKey->pParent->setDefaultKeyId(pUnicastKey->pParent,
159 (TI_UINT8)pEncodedKeyMaterial->keyId);
160 }
161 if (status != TI_OK)
162 {
163 return status;
164 }
165
166 if (pUnicastKey->pParent->reportUcastStatus!=NULL)
167 {
168 status = pUnicastKey->pParent->reportUcastStatus(pUnicastKey->pParent, TI_OK);
169 }
170
171 return status;
172 }
173