Security-55163.44.tar.gz

[apple/security.git] / libsecurity_apple_csp / lib / SHA2_Object.cpp

diff --git a/libsecurity_apple_csp/lib/SHA2_Object.cpp b/libsecurity_apple_csp/lib/SHA2_Object.cpp
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+++ b/libsecurity_apple_csp/lib/SHA2_Object.cpp
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+/*
+ * Copyright (c) 2000-2004 Apple Computer, Inc. All Rights Reserved.
+ * 
+ * @APPLE_LICENSE_HEADER_START@
+ * 
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this
+ * file.
+ * 
+ * The 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.
+ * 
+ * @APPLE_LICENSE_HEADER_END@
+ */
+
+
+/*
+ * SHA2_Object.cpp - SHA2 digest objects 
+ * Created 8/12/2004 by dmitch.
+ * Created 2/19/2001 by dmitch.
+ */
+
+#include "SHA2_Object.h"
+#include <stdexcept>
+#include <string.h>
+
+/***
+ *** SHA224
+ ***/
+void SHA224Object::digestInit()
+{
+       mIsDone = false;
+       CC_SHA224_Init(&mCtx);
+}
+
+void SHA224Object::digestUpdate(
+       const void      *data, 
+       size_t          len)
+{
+       CC_SHA224_Update(&mCtx, (const unsigned char *)data, len);
+}
+
+void SHA224Object::digestFinal(
+       void            *digest)
+{
+       CC_SHA224_Final((unsigned char *)digest, &mCtx);
+       mIsDone = true;
+}
+
+/* use default memberwise init */
+DigestObject *SHA224Object::digestClone() const
+{
+       return new SHA224Object(*this);
+}
+
+size_t SHA224Object::digestSizeInBytes() const
+{
+       return CC_SHA224_DIGEST_LENGTH;
+}
+
+/***
+ *** SHA256
+ ***/
+void SHA256Object::digestInit()
+{
+       mIsDone = false;
+       CC_SHA256_Init(&mCtx);
+}
+
+void SHA256Object::digestUpdate(
+       const void      *data, 
+       size_t          len)
+{
+       CC_SHA256_Update(&mCtx, (const unsigned char *)data, len);
+}
+
+void SHA256Object::digestFinal(
+       void            *digest)
+{
+       CC_SHA256_Final((unsigned char *)digest, &mCtx);
+       mIsDone = true;
+}
+
+/* use default memberwise init */
+DigestObject *SHA256Object::digestClone() const
+{
+       return new SHA256Object(*this);
+}
+
+size_t SHA256Object::digestSizeInBytes() const
+{
+       return CC_SHA256_DIGEST_LENGTH;
+}
+
+/***
+ *** SHA384
+ ***/
+void SHA384Object::digestInit()
+{
+       mIsDone = false;
+       CC_SHA384_Init(&mCtx);
+}
+
+void SHA384Object::digestUpdate(
+       const void      *data, 
+       size_t          len)
+{
+       CC_SHA384_Update(&mCtx, (const unsigned char *)data, len);
+}
+
+void SHA384Object::digestFinal(
+       void            *digest)
+{
+       CC_SHA384_Final((unsigned char *)digest, &mCtx);
+       mIsDone = true;
+}
+
+/* use default memberwise init */
+DigestObject *SHA384Object::digestClone() const
+{
+       return new SHA384Object(*this);
+}
+
+size_t SHA384Object::digestSizeInBytes() const
+{
+       return CC_SHA384_DIGEST_LENGTH;
+}
+
+/***
+ *** SHA512
+ ***/
+void SHA512Object::digestInit()
+{
+       mIsDone = false;
+       CC_SHA512_Init(&mCtx);
+}
+
+void SHA512Object::digestUpdate(
+       const void      *data, 
+       size_t          len)
+{
+       CC_SHA512_Update(&mCtx, (const unsigned char *)data, len);
+}
+
+void SHA512Object::digestFinal(
+       void            *digest)
+{
+       CC_SHA512_Final((unsigned char *)digest, &mCtx);
+       mIsDone = true;
+}
+
+/* use default memberwise init */
+DigestObject *SHA512Object::digestClone() const
+{
+       return new SHA512Object(*this);
+}
+
+size_t SHA512Object::digestSizeInBytes() const
+{
+       return CC_SHA512_DIGEST_LENGTH;
+}
+