| /**********************************************************************
|
| // @@@ START COPYRIGHT @@@ |
| // |
| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you under the Apache License, Version 2.0 (the |
| // "License"); you may not use this file except in compliance |
| // with the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, |
| // software distributed under the License is distributed on an |
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| // KIND, either express or implied. See the License for the |
| // specific language governing permissions and limitations |
| // under the License. |
| // |
| // @@@ END COPYRIGHT @@@ |
| //
|
| **********************************************************************/
|
|
|
| #ifdef _WINDOWS
|
| #include "openssl/applink.c"
|
| #endif
|
| #include "Cipher.h"
|
|
|
| #include "StaticLocking.h"
|
|
|
| Cipher::Cipher(){}
|
|
|
| Cipher::~Cipher() {}
|
|
|
| int Cipher::encrypt(const unsigned char* plainText, const int plainTextLen,
|
| unsigned char* cipherText,
|
| Key * key, const char * iv,
|
| const int ivLen) throw (SecurityException)
|
| {
|
| int len = 0;
|
|
|
| if (iv == NULL) //Public key encryption
|
| {
|
| if(!cipherText)
|
| throw SecurityException(INPUT_PARAMETER_IS_NULL, " - cipherText");
|
| if(!plainText)
|
| throw SecurityException(INPUT_PARAMETER_IS_NULL, " - plainText");
|
| if(!key)
|
| throw SecurityException(INPUT_PARAMETER_IS_NULL, " - key");
|
|
|
| getMutex();
|
| len = RSA_public_encrypt(plainTextLen, plainText, cipherText,
|
| (key->getKey())->pkey.rsa,
|
| RSA_PKCS1_PADDING);
|
| releaseMutex();
|
| }
|
|
|
| return len;
|
| }
|
|
|
| int Cipher::decrypt(const unsigned char* cipherText, const int cipherTextLen,
|
| unsigned char* plainText,
|
| Key * key, const char * iv,
|
| const int ivLen) throw (SecurityException)
|
| {
|
| int dlen;
|
|
|
| if (iv == NULL) //private key decryption
|
| {
|
| if(!cipherText)
|
| throw SecurityException(INPUT_PARAMETER_IS_NULL, " - cipherText");
|
| if(!plainText)
|
| throw SecurityException(INPUT_PARAMETER_IS_NULL, " - plainText");
|
| if(!key)
|
| throw SecurityException(INPUT_PARAMETER_IS_NULL, " - key");
|
|
|
| // Decrypt
|
| getMutex();
|
| int len = RSA_size((key->getKey())->pkey.rsa);
|
| dlen = RSA_private_decrypt(len, cipherText, plainText,
|
| (key->getKey())->pkey.rsa, RSA_PKCS1_PADDING);
|
| releaseMutex();
|
| }
|
|
|
| return dlen;
|
| }
|
|
|
|
|
|
|