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* Copyright (C) 2007 Apple, Inc. All rights reserved.
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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typedef void (WINAPI*initPtr)(MD5_CTX*);
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typedef void (WINAPI*updatePtr)(MD5_CTX*, unsigned char*, unsigned);
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typedef void (WINAPI*finalPtr)(MD5_CTX*);
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static HMODULE cryptDLL()
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static HMODULE module = LoadLibraryW(L"Cryptdll.dll");
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static initPtr ptr = reinterpret_cast<initPtr>(GetProcAddress(cryptDLL(), "MD5Init"));
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static updatePtr update()
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static updatePtr ptr = reinterpret_cast<updatePtr>(GetProcAddress(cryptDLL(), "MD5Update"));
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static finalPtr final()
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static finalPtr ptr = reinterpret_cast<finalPtr>(GetProcAddress(cryptDLL(), "MD5Final"));
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void MD5_Init(MD5_CTX* context)
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void MD5_Update(MD5_CTX* context, unsigned char* input, unsigned length)
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update()(context, input, length);
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void MD5_Final(unsigned char hash[16], MD5_CTX* context)
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for (int i = 0; i < 16; ++i)
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hash[i] = context->digest[i];