1 /*---------------------------------------------------------------------------*
2   Project:  Horizon
3   File:     crypto_HashContextBase.h
4 
5   Copyright (C)2009-2012 Nintendo Co., Ltd.  All rights reserved.
6 
7   These coded instructions, statements, and computer programs contain
8   proprietary information of Nintendo of America Inc. and/or Nintendo
9   Company Ltd., and are protected by Federal copyright law.  They may
10   not be disclosed to third parties or copied or duplicated in any form,
11   in whole or in part, without the prior written consent of Nintendo.
12 
13   $Rev: 46347 $
14  *---------------------------------------------------------------------------*/
15 
16 
17 #ifndef NN_CRYPTO_CRYPTO_HASHCONTEXTBASE_H_
18 #define NN_CRYPTO_CRYPTO_HASHCONTEXTBASE_H_
19 
20 #include <nn/types.h>
21 #include <nn/config.h>
22 
23 #ifdef __cplusplus
24 
25 namespace nn{ namespace crypto{
26 
27 /* Please see man pages for details
28 
29 
30 
31 
32 
33 
34 */
35 class HashContextBase
36 {
37 public:
38 
39     /*
40 
41 
42 
43     */
Initialize()44     virtual void Initialize() {}
45 
46     /*
47 
48 
49 
50     */
Finalize()51     virtual void Finalize() {}
52 
53     /*
54 
55 
56 
57     */
Update(const void * pData,size_t size)58     virtual void Update(const void* pData, size_t size)
59     {
60         NN_UNUSED_VAR(pData);
61         NN_UNUSED_VAR(size);
62     }
63 
64     /*
65 
66 
67 
68     */
GetHashSize()69     virtual size_t GetHashSize() { return 0; }
GetHashLength()70     size_t GetHashLength() NN_ATTRIBUTE_DEPRECATED { return GetHashSize(); }
71 
72     /*
73 
74 
75 
76     */
GetHash(void * pOut)77     virtual void GetHash(void* pOut)
78     {
79         NN_UNUSED_VAR(pOut);
80     }
81 
82 protected:
83 
84     // Prohibit individual instantiation
HashContextBase()85     HashContextBase() {}
~HashContextBase()86     virtual ~HashContextBase() {}
87 
88     // Internal block process
ProcessBlock()89     virtual void ProcessBlock() {}
90 
91 private:
92 
93 };
94 
95 
96 }} // namespace nn::crypto
97 
98 #endif // __cplusplus
99 
100 
101 #endif /* NN_CRYPTO_CRYPTO_HASHCONTEXTBASE_H_ */
102