summaryrefslogtreecommitdiff
path: root/wl1271/stad/src/Connection_Managment/keyDerive.c
blob: 6a2eab449a09655c5e9b66040bb4af1f234ae59b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
/*
 * keyDerive.c
 *
 * Copyright(c) 1998 - 2009 Texas Instruments. All rights reserved.      
 * All rights reserved.                                                  
 *                                                                       
 * Redistribution and use in source and binary forms, with or without    
 * modification, are permitted provided that the following conditions    
 * are met:                                                              
 *                                                                       
 *  * Redistributions of source code must retain the above copyright     
 *    notice, this list of conditions and the following disclaimer.      
 *  * Redistributions in binary form must reproduce the above copyright  
 *    notice, this list of conditions and the following disclaimer in    
 *    the documentation and/or other materials provided with the         
 *    distribution.                                                      
 *  * Neither the name Texas Instruments nor the names of its            
 *    contributors may be used to endorse or promote products derived    
 *    from this software without specific prior written permission.      
 *                                                                       
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS   
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT     
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT  
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT      
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT   
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/** \file keyDeriveSM.c
 * \brief station unicast key SM implementation
 *
 * \see keyDeriveSM.h
*/

/****************************************************************************
 *                                                                          *
 *   MODULE:	station unicast key SM		                                *
 *   PURPOSE:   station unicast key SM implementation						*
 *                                                                          *
 ****************************************************************************/

#define __FILE_ID__  FILE_ID_28
#include "osApi.h"
#include "report.h"
#include "rsnApi.h"

#include "keyDerive.h"
#include "keyDeriveWep.h"
#include "keyDeriveTkip.h"
#include "keyDeriveAes.h"
#ifdef XCC_MODULE_INCLUDED
#include "keyDeriveCkip.h"
#endif

/**
*
* Function  - Init KEY Parser module.
*
* \b Description: 
*
* Called by RSN Manager. 
* Registers the function 'rsn_KeyDeriveRecv()' at the distributor to receive KEY frames upon receiving a KEY_RECV event.
*
* \b ARGS:
*
*  
* \b RETURNS:
*
*  TI_STATUS - 0 on success, any other value on failure. 
*
*/

keyDerive_t* keyDerive_create(TI_HANDLE hOs)
{
	keyDerive_t 		*pKeyDerive;

	/* allocate key parser context memory */
	pKeyDerive = (keyDerive_t*)os_memoryAlloc(hOs, sizeof(keyDerive_t));
	if (pKeyDerive == NULL)
	{
		return NULL;
	}

	os_memoryZero(hOs, pKeyDerive, sizeof(keyDerive_t));

	pKeyDerive->hOs = hOs;

	return pKeyDerive;
}

/**
*
* Function  - Init KEY Parser module.
*
* \b Description: 
*
* Called by RSN Manager. 
* Registers the function 'rsn_KeyDeriveRecv()' at the distributor to receive KEY frames upon receiving a KEY_RECV event.
*
* \b ARGS:
*
*  
* \b RETURNS:
*
*  TI_STATUS - 0 on success, any other value on failure. 
*
*/

TI_STATUS keyDerive_unload(struct _keyDerive_t *pKeyDerive)
{
	/* free key parser context memory */
	os_memoryFree(pKeyDerive->hOs, pKeyDerive, sizeof(keyDerive_t));

	return TI_OK;
}

/**
*
* Function  - Init KEY Parser module.
*
* \b Description: 
*
* Called by RSN Manager. 
* Registers the function 'rsn_KeyDeriveRecv()' at the distributor to receive KEY frames upon receiving a KEY_RECV event.
*
* \b ARGS:
*
*  
* \b RETURNS:
*
*  TI_STATUS - 0 on success, any other value on failure. 
*
*/

TI_STATUS keyDerive_config(struct _keyDerive_t *pKeyDerive,
						ECipherSuite cipher,
						struct _mainKeys_t *pMainKeys,
						TI_HANDLE hReport,
						TI_HANDLE hOs)
{

	TI_STATUS		status = TI_NOK;

	pKeyDerive->hReport = hReport;
	pKeyDerive->hOs = hOs;
	pKeyDerive->pMainKeys = pMainKeys;

    switch (cipher)
	{
    case TWD_CIPHER_NONE:
		status = keyDeriveNone_config(pKeyDerive);
        break;
	case TWD_CIPHER_WEP:
    case TWD_CIPHER_WEP104:
		status = keyDeriveWep_config(pKeyDerive);
		break;
	case TWD_CIPHER_TKIP:
		status = keyDeriveTkip_config(pKeyDerive);
		break;
#ifdef XCC_MODULE_INCLUDED
	case TWD_CIPHER_CKIP: 
  	status = keyDeriveCkip_config(pKeyDerive);
		break;
#endif

	case TWD_CIPHER_AES_CCMP:
		status = keyDeriveAes_config(pKeyDerive);
		break;
	default:
		return TI_NOK;
	}

	return status;
}