1 /*---------------------------------------------------------------------------*
2   Project:  Horizon
3   File:     crypto_ShaBlock512BitContext.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     API declaration concerning SHA-X (Blocksize = 512bit)
18 */
19 
20 #ifndef NN_CRYPTO_CRYPTO_SHABLOCK512BITCONTEXT_H_
21 #define NN_CRYPTO_CRYPTO_SHABLOCK512BITCONTEXT_H_
22 
23 #include <nn/crypto/crypto_HashContextBase.h>
24 
25 #ifdef __cplusplus
26 
27 namespace nn{ namespace crypto{
28 
29 /* Please see man pages for details
30 
31 
32 
33 
34 
35 
36 */
37 class ShaBlock512BitContext : public HashContextBase
38 {
39 public:
40     static const size_t BLOCK_SIZE = (512/8);  // 512bit
41 
42     virtual void Update(const void* pData, size_t size);
InitializeWithContext(const void *,u64)43     virtual void InitializeWithContext(const void*, u64) {};
44 
45 protected:
46     u8      m_Block[BLOCK_SIZE];
47     u32     m_Pool;
48     u32     m_BlocksLow;
49     u32     m_BlocksHigh;
50 
51     void    AddPadding();
ProcessBlock()52     virtual void ProcessBlock() {}
53 
54     // Prohibit individual instantiation
ShaBlock512BitContext()55     ShaBlock512BitContext() {}
~ShaBlock512BitContext()56     virtual ~ShaBlock512BitContext() {}
57 };
58 
59 }} // namespace nn::crypto
60 
61 #endif // __cplusplus
62 
63 
64 #endif /* NN_CRYPTO_CRYPTO_SHABLOCK512BITCONTEXT_H_ */
65