Security-55163.44.tar.gz

[apple/security.git] / libsecurity_apple_csp / lib / MD2Object.cpp

diff --git a/libsecurity_apple_csp/lib/MD2Object.cpp b/libsecurity_apple_csp/lib/MD2Object.cpp
new file mode 100644 (file)
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+++ b/libsecurity_apple_csp/lib/MD2Object.cpp
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+/*
+ * Copyright (c) 2000-2001 Apple Computer, Inc. All Rights Reserved.
+ * 
+ * The contents of this file constitute Original Code as defined in and are
+ * subject to the Apple Public Source License Version 1.2 (the 'License').
+ * You may not use this file except in compliance with the License. Please obtain
+ * a copy of the License at http://www.apple.com/publicsource and read it before
+ * using this file.
+ * 
+ * This Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS
+ * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT
+ * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
+ * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the
+ * specific language governing rights and limitations under the License.
+ */
+ 
+/*
+ * MD2Object.cpp
+ */
+#include "MD2Object.h"
+#include <stdexcept>
+#include <string.h>
+
+void MD2Object::digestInit()
+{
+       setIsDone(false);
+       CC_MD2_Init(&mCtx);
+}
+
+void MD2Object::digestUpdate(
+       const void      *data, 
+       size_t          len)
+{
+       if(isDone()) {
+               throw std::runtime_error("MD2 digestUpdate after final");
+       }
+       CC_MD2_Update(&mCtx, (unsigned char *)data, len);
+}
+
+void MD2Object::digestFinal(
+       void            *digest)
+{
+       if(isDone()) {
+               throw std::runtime_error("MD2 digestFinal after final");
+       }
+       CC_MD2_Final((unsigned char *)digest, &mCtx);
+       setIsDone(true);
+}
+
+/* use default memberwise init */
+DigestObject *MD2Object::digestClone() const
+{
+       return new MD2Object(*this);
+}
+
+CSSM_SIZE MD2Object::digestSizeInBytes() const
+{
+       return CC_MD2_DIGEST_LENGTH;
+}
+