SecurityContext.hpp

//
//  Copyright PHOENIX CONTACT Electronics GmbH
//
#pragma once
#include "Arp/System/Core/Arp.h"
#include "Arp/System/Security/SecurityToken.hpp"
#include "Arp/System/Commons/Exceptions/InvalidOperationException.hpp"

namespace Arp { namespace System { namespace Security
{

//forward declaration of DisableSecurityContext
namespace Internal
{
class DisableSecurityContext;
}

class SecurityContext
{
    friend class Arp::System::Security::Internal::DisableSecurityContext;

public: // construction/destruction
    ARP_CXX_SYMBOL_EXPORT SecurityContext(const SecurityToken& securityToken);
    ARP_CXX_SYMBOL_EXPORT SecurityContext(bool isEnabled, const SecurityToken& securityToken);
    SecurityContext(const SecurityContext& arg) = delete;
    SecurityContext& operator=(const SecurityContext& arg) = delete;
    ARP_CXX_SYMBOL_EXPORT ~SecurityContext(void);

public: // static operations
    ARP_CXX_SYMBOL_EXPORT static bool                   HasCurrent(void);
    ARP_CXX_SYMBOL_EXPORT static const SecurityContext& GetCurrent(void);

public: // setter/getter operations
    const SecurityToken&    GetSecurityToken(void)const;

private: // fields
    const SecurityToken& securityToken;

private: // static fields
    static thread_local const SecurityContext* pCurrent;
};

// inline methods of class SecurityContext

inline const SecurityToken& SecurityContext::GetSecurityToken()const
{
    return this->securityToken;
}

}}} // end of namespace Arp::System::Security