/usr/include/dcmtk/dcmsign/siprivat.h is in libdcmtk-dev 3.6.1~20150924-5.
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*
* Copyright (C) 1998-2011, OFFIS e.V.
* All rights reserved. See COPYRIGHT file for details.
*
* This software and supporting documentation were developed by
*
* OFFIS e.V.
* R&D Division Health
* Escherweg 2
* D-26121 Oldenburg, Germany
*
*
* Module: dcmsign
*
* Author: Norbert Loxen, Marco Eichelberg
*
* Purpose:
* classes: SiPrivateKey
*
*/
#ifndef SIPRIVAT_H
#define SIPRIVAT_H
#include "dcmtk/config/osconfig.h"
#include "dcmtk/dcmsign/sitypes.h"
#ifdef WITH_OPENSSL
#include "dcmtk/ofstd/ofstring.h"
class SiAlgorithm;
class SiCertificate;
struct evp_pkey_st;
typedef struct evp_pkey_st EVP_PKEY;
/** a class representing a private key.
*/
class DCMTK_DCMSIGN_EXPORT SiPrivateKey
{
public:
/// default constructor
SiPrivateKey();
///destructor
virtual ~SiPrivateKey();
/** sets the password string to be used when loading an
* encrypted private key file in PEM format (ASN.1/DER encoded files are never encrypted).
* Must be called prior to loadPrivateKey() in order to be effective.
* @param thePasswd password string, may be "" or NULL in which case an empty
* password is assumed.
*/
void setPrivateKeyPasswd(const char *thePasswd);
/** sets the password string to be used when loading an
* encrypted private key file to be read from the console stdin.
*/
void setPrivateKeyPasswdFromConsole();
/** loads a private key from file. If the private key is in encrypted PEM
* format, the password is either read from console (default) or taken
* from an internal setting created with setPrivateKeyPasswd().
* @param filename file name of key
* @param filetype file format: X509_FILETYPE_PEM or X509_FILETYPE_ASN1
* @return status code
*/
OFCondition loadPrivateKey(const char *filename, int filetype);
/** returns the type of public key stored in this certificate
*/
E_KeyType getKeyType() const;
/** creates an SiAlgorithm object for the private key contained in this certificate.
* If no key is loaded or operation fails, returns NULL.
* New SiAlgorithm object must be deleted by caller.
* @return pointer to new SiAlgorithm object
*/
SiAlgorithm *createAlgorithmForPrivateKey();
/** checks if the private key and the certificate set using setPrivateKeyFile()
* and setCertificateFile() match, i.e. if they establish a private/public key pair.
* @return OFTrue if private key and certificate match, OFFalse otherwise.
*/
OFBool matchesCertificate(SiCertificate& cert);
/** provides access to the raw private key in OpenSSL format. Use with care!
* @return raw private key in OpenSSL format
*/
EVP_PKEY *getRawPrivateKey();
private:
/// private undefined copy constructor
SiPrivateKey(SiPrivateKey& arg);
/// private undefined copy assignment operator
SiPrivateKey& operator=(SiPrivateKey& arg);
/// contains the password for the private key if set on command line
OFString privateKeyPasswd;
/// true if the privateKeyPasswd contains the password, false otherwise.
OFBool usePrivateKeyPassword;
/// the private key managed by this object, may be NULL if not loaded yet
EVP_PKEY* pkey;
};
#endif
#endif
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