TLS plugin for the TQt Cryptographic Architecture
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/*
* qcaprovider.h - TQCA Plugin API
* Copyright (C) 2003 Justin Karneges
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef TQCAPROVIDER_H
#define TQCAPROVIDER_H
#include<tqglobal.h>
#include<tqstring.h>
#include<tqdatetime.h>
#include<tqobject.h>
#include<tqhostaddress.h>
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#ifdef HAVE_TQCA
#include <tqca.h>
#else
#include "qca.h"
#endif
#define TQCA_PLUGIN_VERSION 1
class TQCAProvider
{
public:
TQCAProvider() {}
virtual ~TQCAProvider() {}
virtual void init()=0;
virtual int qcaVersion() const=0;
virtual int capabilities() const=0;
virtual void *context(int cap)=0;
};
class TQCA_HashContext
{
public:
virtual ~TQCA_HashContext() {}
virtual TQCA_HashContext *clone()=0;
virtual void reset()=0;
virtual void update(const char *in, unsigned int len)=0;
virtual void final(TQByteArray *out)=0;
};
class TQCA_CipherContext
{
public:
virtual ~TQCA_CipherContext() {}
virtual TQCA_CipherContext *clone()=0;
virtual int keySize()=0;
virtual int blockSize()=0;
virtual bool generateKey(char *out, int keysize=-1)=0;
virtual bool generateIV(char *out)=0;
virtual bool setup(int dir, int mode, const char *key, int keysize, const char *iv, bool pad)=0;
virtual bool update(const char *in, unsigned int len)=0;
virtual bool final(TQByteArray *out)=0;
};
class TQCA_RSAKeyContext
{
public:
virtual ~TQCA_RSAKeyContext() {}
virtual TQCA_RSAKeyContext *clone() const=0;
virtual bool isNull() const=0;
virtual bool havePublic() const=0;
virtual bool havePrivate() const=0;
virtual bool createFromDER(const char *in, unsigned int len)=0;
virtual bool createFromPEM(const char *in, unsigned int len)=0;
virtual bool createFromNative(void *in)=0;
virtual bool generate(unsigned int bits)=0;
virtual bool toDER(TQByteArray *out, bool publicOnly)=0;
virtual bool toPEM(TQByteArray *out, bool publicOnly)=0;
virtual bool encrypt(const TQByteArray &in, TQByteArray *out, bool oaep)=0;
virtual bool decrypt(const TQByteArray &in, TQByteArray *out, bool oaep)=0;
};
struct TQCA_CertProperty
{
TQString var;
TQString val;
};
class TQCA_CertContext
{
public:
virtual ~TQCA_CertContext() {}
virtual TQCA_CertContext *clone() const=0;
virtual bool isNull() const=0;
virtual bool createFromDER(const char *in, unsigned int len)=0;
virtual bool createFromPEM(const char *in, unsigned int len)=0;
virtual bool toDER(TQByteArray *out)=0;
virtual bool toPEM(TQByteArray *out)=0;
virtual TQString serialNumber() const=0;
virtual TQString subjectString() const=0;
virtual TQString issuerString() const=0;
virtual TQValueList<TQCA_CertProperty> subject() const=0;
virtual TQValueList<TQCA_CertProperty> issuer() const=0;
virtual TQDateTime notBefore() const=0;
virtual TQDateTime notAfter() const=0;
virtual bool matchesAddress(const TQString &realHost) const=0;
};
class TQCA_TLSContext
{
public:
enum Result { Success, Error, Continue };
virtual ~TQCA_TLSContext() {}
virtual void reset()=0;
virtual bool startClient(const TQPtrList<TQCA_CertContext> &store, const TQCA_CertContext &cert, const TQCA_RSAKeyContext &key)=0;
virtual bool startServer(const TQPtrList<TQCA_CertContext> &store, const TQCA_CertContext &cert, const TQCA_RSAKeyContext &key)=0;
virtual int handshake(const TQByteArray &in, TQByteArray *out)=0;
virtual int shutdown(const TQByteArray &in, TQByteArray *out)=0;
virtual bool encode(const TQByteArray &plain, TQByteArray *to_net, int *encoded)=0;
virtual bool decode(const TQByteArray &from_net, TQByteArray *plain, TQByteArray *to_net)=0;
virtual bool eof() const=0;
virtual TQByteArray unprocessed()=0;
virtual TQCA_CertContext *peerCertificate() const=0;
virtual int validityResult() const=0;
};
struct TQCA_SASLHostPort
{
TQHostAddress addr;
TQ_UINT16 port;
};
struct TQCA_SASLNeedParams
{
bool user, authzid, pass, realm;
};
class TQCA_SASLContext
{
public:
enum Result { Success, Error, NeedParams, AuthCheck, Continue };
virtual ~TQCA_SASLContext() {}
// common
virtual void reset()=0;
virtual void setCoreProps(const TQString &service, const TQString &host, TQCA_SASLHostPort *local, TQCA_SASLHostPort *remote)=0;
virtual void setSecurityProps(bool noPlain, bool noActive, bool noDict, bool noAnon, bool reqForward, bool reqCreds, bool reqMutual, int ssfMin, int ssfMax, const TQString &_ext_authid, int _ext_ssf)=0;
virtual int security() const=0;
virtual int errorCond() const=0;
// init / first step
virtual bool clientStart(const TQStringList &mechlist)=0;
virtual int clientFirstStep(bool allowClientSendFirst)=0;
virtual bool serverStart(const TQString &realm, TQStringList *mechlist, const TQString &name)=0;
virtual int serverFirstStep(const TQString &mech, const TQByteArray *in)=0;
// get / set params
virtual TQCA_SASLNeedParams clientParamsNeeded() const=0;
virtual void setClientParams(const TQString *user, const TQString *authzid, const TQString *pass, const TQString *realm)=0;
virtual TQString username() const=0;
virtual TQString authzid() const=0;
// continue steps
virtual int nextStep(const TQByteArray &in)=0;
virtual int tryAgain()=0;
// results
virtual TQString mech() const=0;
virtual const TQByteArray *clientInit() const=0;
virtual TQByteArray result() const=0;
// security layer
virtual bool encode(const TQByteArray &in, TQByteArray *out)=0;
virtual bool decode(const TQByteArray &in, TQByteArray *out)=0;
};
#endif