+++ /dev/null
-/*
- * 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.
- */
-
-
-/*
- * RSA_asymmetric.h - CSPContext for RSA asymmetric encryption
- */
-
-#ifndef _RSA_ASYMMETRIC_H_
-#define _RSA_ASYMMETRIC_H_
-
-#include <security_cdsa_plugin/CSPsession.h>
-#include <AppleCSP.h>
-#include <AppleCSPContext.h>
-#include <AppleCSPSession.h>
-#include <BlockCryptor.h>
-#include <openssl/rsa.h>
-
-#define RSA_ASYM_PADDING_DEFAULT RSA_PKCS1_PADDING
-
-class RSA_CryptContext : public BlockCryptor {
-public:
- RSA_CryptContext(AppleCSPSession &session) :
- BlockCryptor(session),
- mRsaKey(NULL),
- mAllocdRsaKey(false),
- mInitFlag(false),
- mPadding(RSA_ASYM_PADDING_DEFAULT),
- mOaep(false),
- mLabel(Allocator::standard()) { }
-
- ~RSA_CryptContext();
-
- /* called by CSPFullPluginSession */
- void init(const Context &context, bool encoding = true);
-
- /* called by BlockCryptor */
- void encryptBlock(
- const void *plainText, // length implied (one block)
- size_t plainTextLen,
- void *cipherText,
- size_t &cipherTextLen, // in/out, throws on overflow
- bool final);
- void decryptBlock(
- const void *cipherText, // length implied (one cipher block)
- size_t cipherTextLen,
- void *plainText,
- size_t &plainTextLen, // in/out, throws on overflow
- bool final);
-
- size_t outputSize(
- bool final, // ignored
- size_t inSize = 0); // output for given input size
-
-private:
- RSA *mRsaKey;
- bool mAllocdRsaKey;
- bool mInitFlag; // allows easy reuse
- int mPadding; // RSA_NO_PADDING, RSA_PKCS1_PADDING,
- // RSA_SSLV23_PADDING
-
- /*
- * optional fields for OEAP keys
- * (mKeyHeader.AlgorithmId == CSSM_ALGMODE_PKCS1_EME_OAEP)
- */
- bool mOaep;
- CssmAutoData mLabel;
-
-}; /* RSA_CryptContext */
-
-
-#endif // _RSA_ASYMMETRIC_H_