IShareSys.h

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#ifndef _INCLUDE_SOURCEMOD_IFACE_SHARE_SYS_H_
#define _INCLUDE_SOURCEMOD_IFACE_SHARE_SYS_H_

#include <sp_vm_types.h>
#include <sp_vm_api.h>

namespace SourceMod
{
        class IExtension;
        struct IdentityToken_t;

        typedef unsigned int            HandleType_t;

        typedef HandleType_t            IdentityType_t;

        enum FeatureType
        {
                FeatureType_Native,      
                FeatureType_Capability   
        };

        enum FeatureStatus
        {
                FeatureStatus_Available = 0,  
                FeatureStatus_Unavailable,    
                FeatureStatus_Unknown         
        };

        class IFeatureProvider
        {
        public:
                virtual FeatureStatus GetFeatureStatus(FeatureType type, const char *name) = 0;
        };

        class SMInterface
        {
        public:
                virtual unsigned int GetInterfaceVersion() =0;

                virtual const char *GetInterfaceName() =0;

                virtual bool IsVersionCompatible(unsigned int version)
                {
                        if (version > GetInterfaceVersion())
                        {
                                return false;
                        }

                        return true;
                }
        };

        class IShareSys
        {
        public:
                virtual bool AddInterface(IExtension *myself, SMInterface *iface) =0;

                virtual bool RequestInterface(const char *iface_name, 
                                                                                unsigned int iface_vers,
                                                                                IExtension *myself,
                                                                                SMInterface **pIface) =0;

                virtual void AddNatives(IExtension *myself, const sp_nativeinfo_t *natives) =0;

                virtual IdentityType_t CreateIdentType(const char *name) =0;

                virtual IdentityType_t FindIdentType(const char *name) =0;

                virtual IdentityToken_t *CreateIdentity(IdentityType_t type, void *ptr) =0;

                virtual void DestroyIdentType(IdentityType_t type) =0;

                virtual void DestroyIdentity(IdentityToken_t *identity) =0;

                virtual void AddDependency(IExtension *myself, const char *filename, bool require, bool autoload) =0;

                virtual void RegisterLibrary(IExtension *myself, const char *name) =0;

                virtual void OverrideNatives(IExtension *myself, const sp_nativeinfo_t *natives) =0;

                virtual void AddCapabilityProvider(IExtension *myself,
                                                   IFeatureProvider *provider,
                                                   const char *name) =0;

                virtual void DropCapabilityProvider(IExtension *myself,
                                                    IFeatureProvider *provider,
                                                    const char *name) =0;

                virtual FeatureStatus TestFeature(SourcePawn::IPluginRuntime *rt,
                                                                                  FeatureType type,
                                                                                  const char *name) =0;

        };
}

#endif //_INCLUDE_SOURCEMOD_IFACE_SHARE_SYS_H_