GDNegotiateScheme.h

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/*
 * (c) 2017 BlackBerry Limited. All rights reserved.
 *
 */

#ifndef GD_GSS_API_NEGOTIATESCHEME_H_
#define GD_GSS_API_NEGOTIATESCHEME_H_

#include <stdint.h>

#if defined(_WIN32)
# define GD_ATTRIBUTE(ignore)
#else
# define GD_ATTRIBUTE __attribute__
#endif

namespace  GD
{

namespace GSS_API
{

enum class GssStatusCode
{
    /* Major status codes. */

    STATUS_GSS_S_COMPLETE,
    
    /*
     * Calling errors.
     */

    STATUS_GSS_S_CALL_INACCESSIBLE_READ,

    STATUS_GSS_S_CALL_INACCESSIBLE_WRITE,

    STATUS_GSS_S_CALL_BAD_STRUCTURE,
    
    /*
     * Routine errors.
     */

    STATUS_GSS_S_BAD_MECH,
    
    STATUS_GSS_S_BAD_NAME,
    
    STATUS_GSS_S_BAD_NAMETYPE,
    

    STATUS_GSS_S_BAD_BINDINGS,

    STATUS_GSS_S_BAD_STATUS,

    STATUS_GSS_S_BAD_SIG,

    STATUS_GSS_S_BAD_MIC,

    STATUS_GSS_S_NO_CRED,

    STATUS_GSS_S_NO_CONTEXT,

    STATUS_GSS_S_DEFECTIVE_TOKEN,

    STATUS_GSS_S_DEFECTIVE_CREDENTIAL,

    STATUS_GSS_S_CREDENTIALS_EXPIRED,

    STATUS_GSS_S_CONTEXT_EXPIRED,

    STATUS_GSS_S_FAILURE,

    STATUS_GSS_S_BAD_QOP,

    STATUS_GSS_S_UNAUTHORIZED,

    STATUS_GSS_S_UNAVAILABLE,

    STATUS_GSS_S_DUPLICATE_ELEMENT,

    STATUS_GSS_S_NAME_NOT_MN,
    
    /*
     * Supplementary status:
     */

    STATUS_GSS_S_CONTINUE_NEEDED,

    STATUS_GSS_S_DUPLICATE_TOKEN,

    STATUS_GSS_S_OLD_TOKEN,

    STATUS_GSS_S_UNSEQ_TOKEN,

    STATUS_GSS_S_GAP_TOKEN,
    
    STATUS_UNKNOWN
};
    
enum class NegotiateMechanism
{
    NEGOTIATE_MECHANISM_SPNEGO,

    NEGOTIATE_MECHANISM_KRB5
};

class GD_ATTRIBUTE((visibility("default")))  NegotiateScheme /* final */
{
    
public:
    NegotiateScheme();
    ~NegotiateScheme();
    
public:
    
    char* generateGssApiData(const char* token,
                             const char* hostname,
                             const bool allow_delegation);
    
    char* generateGssApiData(const char* token,
                             NegotiateMechanism mechanism,
                             const char* service_principal_name,
                             const bool allow_delegation);
    
    GssStatusCode getGssApiStatus() const;
    
    bool gssContextEstablishmentInitiated() const;

    
private:
    void* _impl;
};


} // end of namespace GSS_API
    
} // end of namespace GD

#endif /* GDNEGOTIATESCHEME_H_ */