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npssl.h

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/************************************************************************
* EPP RTK C++
* Copyright (C) 2001 Global Name Registry 
* 
* 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
*
* Contact information:  epprtk@gnr.com
*
*                       EPP RTK
*                       GNR Ltd.
*                       125 High Holborn
*                       London WC1V 6QA
*                       United Kingdom
************************************************************************/

#ifndef npssl_h_included
#define npssl_h_included

// -------------------------------------------------

#include <openssl/ssl.h>
#include <openssl/err.h>
#include <openssl/x509.h>
#include <string>

// -------------------------------------------------

namespace npbase {

  class npssl {
    SSL *ssl;
    SSL_CTX *ctx;
    int bufsiz;
    char *buf;
    bool server;

    string int_inbuffer;
    string int_outbuffer;
    string readbuffer;
    
    void ssl_error(void);

  public:


    void setVerifyLocations(const string &certname, const string &pathname);
    void setClientVerification(int mode,int (*verify_callback)(int, X509_STORE_CTX *));
    void setClientVerificationDepth(int depth);
    void newConnection(void);
    void setExData(int index, void * data);
    X509 * getPeerCertificate( void );
    long getVerifyResult( void );

    void setCertFile(const string &filename);
    bool handShake(int infd, int outfd);

    int get_rfd(void);
    int get_wfd(void);

    // get functions
    string getS(void);
    char getch(void);
    string bufferedGetS(void);
    char bufferedGetch(void);
    void bufferedUnGetch(char c);

    bool hasMore(void);

    // put functions
    bool putS(const string &str);
    bool putch(char c);
    bool bufferedPutS(const string &str);
    bool bufferedPutch(char c);


    bool flush(void);


    npssl(int bufsiz, bool mode);
    ~npssl();
  };
  

};

// -------------------------------------------------

#endif

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