sha1.h

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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 */
00028 
00031 
00032 #pragma once
00033 
00034 #include "../api_core.h"
00035 #include "../System/sharedptr.h"
00036 
00037 class CL_DataBuffer;
00038 class CL_SHA1_Impl;
00039 
00043 class CL_API_CORE CL_SHA1
00044 {
00047 
00048 public:
00050         CL_SHA1();
00051 
00055 
00056 public:
00057         static const int hash_size = 20;
00058 
00060         CL_String8 get_hash(bool uppercase = false);
00061 
00065         void get_hash(unsigned char out_hash[hash_size]);
00066 
00070 
00071 public:
00073         void reset();
00074 
00081         void set_hmac(const void *key_data, int key_size);
00082 
00084         void add(const void *data, int size);
00085 
00089         void add(const CL_DataBuffer &data);
00090 
00092         void calculate();
00093 
00097 
00098 private:
00099         CL_SharedPtr<CL_SHA1_Impl> impl;
00101 };
00102