WebKitTools/DumpRenderTree/win/MD5.cpp
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebKitTools/DumpRenderTree/win/MD5.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2007 Apple, Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1.  Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ * 2.  Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
+ *     its contributors may be used to endorse or promote products derived
+ *     from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+#include "MD5.h"
+
+#include <windows.h>
+
+typedef void (WINAPI*initPtr)(MD5_CTX*);
+typedef void (WINAPI*updatePtr)(MD5_CTX*, unsigned char*, unsigned);
+typedef void (WINAPI*finalPtr)(MD5_CTX*);
+
+static HMODULE cryptDLL()
+{
+    static HMODULE module = LoadLibraryW(L"Cryptdll.dll");
+    return module;
+}
+
+static initPtr init()
+{
+    static initPtr ptr = reinterpret_cast<initPtr>(GetProcAddress(cryptDLL(), "MD5Init"));
+    return ptr;
+}
+
+static updatePtr update()
+{
+    static updatePtr ptr = reinterpret_cast<updatePtr>(GetProcAddress(cryptDLL(), "MD5Update"));
+    return ptr;
+}
+
+static finalPtr final()
+{
+    static finalPtr ptr = reinterpret_cast<finalPtr>(GetProcAddress(cryptDLL(), "MD5Final"));
+    return ptr;
+}
+
+void MD5_Init(MD5_CTX* context)
+{
+    init()(context);
+}
+
+void MD5_Update(MD5_CTX* context, unsigned char* input, unsigned length)
+{
+    update()(context, input, length);
+}
+
+void MD5_Final(unsigned char hash[16], MD5_CTX* context)
+{
+    final()(context);
+
+    for (int i = 0; i < 16; ++i)
+        hash[i] = context->digest[i];
+}