OsSSL.h

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//
// Copyright (C) 2004-2006 SIPfoundry Inc.
// Licensed by SIPfoundry under the LGPL license.
//
// Copyright (C) 2004-2006 Pingtel Corp.  All rights reserved.
// Licensed to SIPfoundry under a Contributor Agreement.
//
// $$

#ifndef _OsSSL_h_
#define _OsSSL_h__

// SYSTEM INCLUDES

// APPLICATION INCLUDES                      
#include "os/OsBSem.h"
#include "os/OsSysLog.h"
#include "openssl/ssl.h"

// DEFINES
// MACROS
// EXTERNAL FUNCTIONS                                       
// EXTERNAL VARIABLES
// CONSTANTS
// STRUCTS
// TYPEDEFS
// FORWARD DECLARATIONS
class UtlString;
class UtlSList;

class OsSSL
{
/* //////////////////////////// PUBLIC //////////////////////////////////// */
  public:

   OsSSL(const char* authorityPath = NULL,   
         const char* publicCertificatePath = NULL, 
         const char* privateKeyPath = NULL  
         );

   ~OsSSL();

/* ============================ CREATORS ================================== */

/* ============================ MANIPULATORS ============================== */
 
/* ============================ ACCESSORS ================================= */

   SSL* getServerConnection();

   SSL* getClientConnection();

   void releaseConnection(SSL*& connection);

   static bool peerIdentity( SSL*       connection 
                            ,UtlSList*  altNames   
                            ,UtlString* commonName 
                            );
   static void logConnectParams(const OsSysLogFacility facility, 
                                const OsSysLogPriority priority, 
                                const char* callerMsg,  
                                SSL*  connection  
                                );
   

   static void logError(const OsSysLogFacility facility, 
                        const OsSysLogPriority priority, 
                        const char* callerMsg,  
                        int errCode             
                        );
 
   void dumpCipherList();

/* ============================ INQUIRY =================================== */


/* //////////////////////////// PROTECTED ///////////////////////////////// */
  protected:

/* //////////////////////////// PRIVATE /////////////////////////////////// */
  private:

   static bool sInitialized;
   
   SSL_CTX* mCTX;

   static int verifyCallback(int valid,            
                             X509_STORE_CTX* store 
                             );
   OsSSL(const OsSSL& rOsSSL);

   OsSSL& operator=(const OsSSL& rhs);
};

class OsSharedSSL
{
  public:
   
   static OsSSL* get();
   
  private:

   static OsBSem* spSslLock;
   static OsSSL*  spSharedSSL;
   
   OsSharedSSL();

   ~OsSharedSSL();
   
   OsSharedSSL(const OsSharedSSL& r);

   OsSharedSSL& operator=(const OsSharedSSL& rhs);
};



/* ============================ INLINE METHODS ============================ */

#endif  // _OsSSL_h_