00001 /* 00002 ** ClanLib SDK 00003 ** Copyright (c) 1997-2011 The ClanLib Team 00004 ** 00005 ** This software is provided 'as-is', without any express or implied 00006 ** warranty. In no event will the authors be held liable for any damages 00007 ** arising from the use of this software. 00008 ** 00009 ** Permission is granted to anyone to use this software for any purpose, 00010 ** including commercial applications, and to alter it and redistribute it 00011 ** freely, subject to the following restrictions: 00012 ** 00013 ** 1. The origin of this software must not be misrepresented; you must not 00014 ** claim that you wrote the original software. If you use this software 00015 ** in a product, an acknowledgment in the product documentation would be 00016 ** appreciated but is not required. 00017 ** 2. Altered source versions must be plainly marked as such, and must not be 00018 ** misrepresented as being the original software. 00019 ** 3. This notice may not be removed or altered from any source distribution. 00020 ** 00021 ** Note: Some of the libraries ClanLib may link to may have additional 00022 ** requirements or restrictions. 00023 ** 00024 ** File Author(s): 00025 ** 00026 ** Magnus Norddahl 00027 ** Mark Page 00028 */ 00029 00032 00033 #pragma once 00034 00035 #include "../api_core.h" 00036 #include "../System/sharedptr.h" 00037 00038 class CL_DataBuffer; 00039 class CL_SHA512_Impl; 00040 00044 class CL_API_CORE CL_SHA512_224 00045 { 00048 00049 public: 00051 CL_SHA512_224(); 00052 00056 00057 public: 00058 static const int hash_size = 28; 00059 00061 CL_String8 get_hash(bool uppercase = false) const; 00062 00066 void get_hash(unsigned char out_hash[hash_size]) const; 00067 00071 00072 public: 00074 void reset(); 00075 00082 void set_hmac(const void *key_data, int key_size); 00083 00085 void add(const void *data, int size); 00086 00090 void add(const CL_DataBuffer &data); 00091 00093 void calculate(); 00094 00098 00099 private: 00100 CL_SharedPtr<CL_SHA512_Impl> impl; // Uses SHA512 implementation 00102 }; 00103