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63 lines
2.2 KiB
C
63 lines
2.2 KiB
C
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#pragma once
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#ifndef _API_SERVICE_H
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#define _API_SERVICE_H
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#include "../foundation/dispatch.h"
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#include "../foundation/types.h"
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#include "../foundation/guid.h"
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#include "../foundation/error.h"
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#include "../service/ifc_servicefactory.h"
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// ----------------------------------------------------------------------------
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// {6DD93387-6636-4479-B982-9FF5B91CF4B4}
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static const GUID service_api_service_guid =
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{ 0x6dd93387, 0x6636, 0x4479, { 0xb9, 0x82, 0x9f, 0xf5, 0xb9, 0x1c, 0xf4, 0xb4 } };
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class NOVTABLE api_service : public Wasabi2::Dispatchable
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{
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protected:
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api_service() : Dispatchable(DISPATCHABLE_VERSION) {}
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~api_service() {}
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public:
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static GUID GetServiceGUID() { return service_api_service_guid; }
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int Register(ifc_serviceFactory *svc) { return Service_Register(svc); }
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int Unregister(ifc_serviceFactory *svc) { return Service_Unregister(svc); }
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size_t GetServiceCount(GUID svc_type) { return Service_GetServiceCount(svc_type); }
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ifc_serviceFactory *EnumService(GUID svc_type, size_t n) { return Service_EnumService(svc_type, n); }
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ifc_serviceFactory *EnumService(size_t n) { return Service_EnumService(n); }
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ifc_serviceFactory *GetServiceByGUID(GUID guid) { return Service_GetServiceByGUID(guid); }
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/* called by a component when it returns NErr_TryAgain from one of the quit-phase functions */
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void ComponentDone() { Service_ComponentDone(); }
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template <class _t>
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int GetService(_t **out_service)
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{
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ifc_serviceFactory *sf = Service_GetServiceByGUID(_t::GetServiceGUID());
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if (!sf)
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return NErr_ServiceUnavailable;
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_t *service = reinterpret_cast<_t *>(sf->GetInterface());
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if (!service)
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return NErr_FailedCreate;
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*out_service = service;
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return NErr_Success;
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}
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enum
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{
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DISPATCHABLE_VERSION,
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};
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protected:
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virtual int WASABICALL Service_Register(ifc_serviceFactory *svc)=0;
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virtual int WASABICALL Service_Unregister(ifc_serviceFactory *svc)=0;
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virtual size_t WASABICALL Service_GetServiceCount(GUID svc_type)=0;
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virtual ifc_serviceFactory * WASABICALL Service_EnumService(GUID svc_type, size_t n)=0;
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virtual ifc_serviceFactory * WASABICALL Service_EnumService(size_t n)=0;
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virtual ifc_serviceFactory * WASABICALL Service_GetServiceByGUID(GUID guid)=0;
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virtual void WASABICALL Service_ComponentDone()=0;
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};
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#endif // !_API_SERVICE_H
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