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dsSSLSocket.h

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/* 
 * $Id: dsSSLSocket.h,v 1.7 2004/05/19 15:38:58 dsamersoff Exp $
 */
#ifndef dsSSLSocket_h 
#define dsSSLSocket_h 

#ifdef HAVE_CONFIG_H
# include <config.h>
#endif

#include <stdlib.h>

#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif

#include <openssl/crypto.h>
#include <openssl/ssl.h>
#include <openssl/err.h>


#include <dsSmartException.h>
#include <dsSocket.h>
#include <dsform.h>
#include <dsutil.h>

#define NO_FLAGS 0                                                              // No special flags specified

/* I have to change some functions to transparent handle ssl errors   
 * no support for syslog here
 */
 
class  dsSSLException : public dsSmartException
{ 
public:
     dsSSLException(){ }

     dsSSLException(const char *format, ... )
      {     va_list ap; 
            va_start(ap, format); 
             SSL_fire((char *) format, ap); 
            va_end(ap); 
     }
            
     void SSL_fire(char *format, va_list ap )
     {
         _tag    << "dsSSLSocket";
         
         unsigned long err = ERR_get_error();
         _message << '(';
         _message << ERR_error_string(err,0);
         _message << ')';
         dsvform( _message, format, ap);
     }
};


class dsSSLSocket : public dsSocket
{
    SSL_CTX* ctx;
    SSL*     ssl;
    SSL_METHOD *meth;
    X509*    server_cert;

protected:

    virtual size_t __read(char *buf,  size_t bytes);
    virtual size_t __write(const char *ptr, size_t bytes);

public:
  
    dsSSLSocket(char *host, int port);   
    dsSSLSocket();
   ~dsSSLSocket();


  virtual void Connect(char *host, int port, int proto = IPPROTO_TCP);
  virtual void Close();

  X509*  getPeerCert();
  
};

#endif

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