pki_key.h
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上传日期:2007-01-12
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- /*
- * Copyright (C) 2001 Christian Hohnstaedt.
- *
- * All rights reserved.
- *
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * - Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * - 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.
- * - Neither the name of the author 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT OWNER OR
- * 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.
- *
- *
- * This program links to software with different licenses from:
- *
- * http://www.openssl.org which includes cryptographic software
- * written by Eric Young (eay@cryptsoft.com)"
- *
- * http://www.sleepycat.com
- *
- * http://www.trolltech.com
- *
- *
- *
- * http://www.hohnstaedt.de/xca
- * email: christian@hohnstaedt.de
- *
- * $Id: pki_key.h,v 1.24 2003/01/06 19:35:51 chris Exp $
- *
- */
- #include <iostream>
- #include <string>
- #include <openssl/rand.h>
- #include <openssl/rsa.h>
- #include <openssl/bn.h>
- #include <openssl/pem.h>
- #include <openssl/bio.h>
- #include <openssl/evp.h>
- #include <openssl/x509.h>
- #include <openssl/pkcs12.h>
- #include "pki_base.h"
- #ifndef PKI_KEY_H
- #define PKI_KEY_H
- #define MAX_KEY_LENGTH 4096
- class pki_key: public pki_base
- {
- friend class pki_x509req;
- friend class pki_x509;
- friend class pki_crl;
- protected:
- EVP_PKEY *key;
- string BN2string(BIGNUM *bn);
- int ucount; // usage counter
- public:
- static char passwd[40];
-
- /* constructor to generate a key .....
- * d is the description
- * bits is the keylength in bits
- * cb a callback for e.g. a progress bar
- */
- pki_key(const string d, void (*cb)(int, int,void *),void *prog,int bits,int type = EVP_PKEY_RSA);
-
- /* constructor to load a key from a file
- * fname = filename
- * pem_password_cb = password callback function
- */
- pki_key(const string fname, pem_password_cb *cb,int type = EVP_PKEY_RSA);
-
- // copy constructor
- pki_key::pki_key(const pki_key *pk);
-
- /* destructor */
- ~pki_key();
-
- /* constructor from database
- * p = pointer to data
- * size = size of datastruct
- */
-
- pki_key(const string d, int type=EVP_PKEY_RSA);
- pki_key(EVP_PKEY *pkey);
- void init();
- void fromData(unsigned char *p, int size);
- unsigned char *toData(int *size);
- bool compare(pki_base *ref);
- string length();
- string modulus();
- string pubEx();
- string privEx();
- void writeKey(const string fname, const EVP_CIPHER *enc,
- pem_password_cb *cb, bool PEM);
- void writePublic(const string fname, bool PEM);
- void writePKCS8(const string fname, pem_password_cb *cb);
- bool isPrivKey();
- bool isPubKey();
- int verify();
- int getType();
- EVP_PKEY *getKey(){ return key;}
- int incUcount();
- int decUcount();
- int getUcount();
- };
- #endif