| /* |
| * Copyright 2011 Joakim Sindholt <opensource@zhasha.com> |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * on the rights to use, copy, modify, merge, publish, distribute, sub |
| * license, and/or sell copies of the Software, and to permit persons to whom |
| * the Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the next |
| * paragraph) shall be included in all copies or substantial portions of the |
| * Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, |
| * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
| * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE |
| * USE OR OTHER DEALINGS IN THE SOFTWARE. */ |
| |
| #ifndef _NINE_IUNKNOWN_H_ |
| #define _NINE_IUNKNOWN_H_ |
| |
| #include "pipe/p_compiler.h" |
| |
| #include "util/u_memory.h" |
| |
| #include "guid.h" |
| #include "nine_flags.h" |
| #include "nine_debug.h" |
| #include "nine_quirk.h" |
| |
| #include "d3d9.h" |
| |
| struct Nine9; |
| struct NineDevice9; |
| |
| struct NineUnknown |
| { |
| /* pointer to vtable (can be overriden outside gallium nine) */ |
| void *vtable; |
| /* pointer to internal vtable */ |
| void *vtable_internal; |
| |
| int32_t refs; /* external reference count */ |
| int32_t bind; /* internal bind count */ |
| boolean forward; /* whether to forward references to the container */ |
| |
| struct NineUnknown *container; /* referenced if (refs | bind) */ |
| struct NineDevice9 *device; /* referenced if (refs) */ |
| |
| const GUID **guids; /* for QueryInterface */ |
| |
| /* for [GS]etPrivateData/FreePrivateData */ |
| struct util_hash_table *pdata; |
| |
| void (*dtor)(void *data); /* top-level dtor */ |
| }; |
| static inline struct NineUnknown * |
| NineUnknown( void *data ) |
| { |
| return (struct NineUnknown *)data; |
| } |
| |
| /* Use this instead of a shitload of arguments: */ |
| struct NineUnknownParams |
| { |
| void *vtable; |
| const GUID **guids; |
| void (*dtor)(void *data); |
| struct NineUnknown *container; |
| struct NineDevice9 *device; |
| }; |
| |
| HRESULT |
| NineUnknown_ctor( struct NineUnknown *This, |
| struct NineUnknownParams *pParams ); |
| |
| void |
| NineUnknown_dtor( struct NineUnknown *This ); |
| |
| /*** Direct3D public methods ***/ |
| |
| HRESULT NINE_WINAPI |
| NineUnknown_QueryInterface( struct NineUnknown *This, |
| REFIID riid, |
| void **ppvObject ); |
| |
| ULONG NINE_WINAPI |
| NineUnknown_AddRef( struct NineUnknown *This ); |
| |
| ULONG NINE_WINAPI |
| NineUnknown_Release( struct NineUnknown *This ); |
| |
| HRESULT NINE_WINAPI |
| NineUnknown_GetDevice( struct NineUnknown *This, |
| IDirect3DDevice9 **ppDevice ); |
| |
| HRESULT NINE_WINAPI |
| NineUnknown_SetPrivateData( struct NineUnknown *This, |
| REFGUID refguid, |
| const void *pData, |
| DWORD SizeOfData, |
| DWORD Flags ); |
| |
| HRESULT NINE_WINAPI |
| NineUnknown_GetPrivateData( struct NineUnknown *This, |
| REFGUID refguid, |
| void *pData, |
| DWORD *pSizeOfData ); |
| |
| HRESULT NINE_WINAPI |
| NineUnknown_FreePrivateData( struct NineUnknown *This, |
| REFGUID refguid ); |
| |
| /*** Nine private methods ***/ |
| |
| static inline void |
| NineUnknown_Destroy( struct NineUnknown *This ) |
| { |
| assert(!(This->refs | This->bind)); |
| This->dtor(This); |
| } |
| |
| static inline UINT |
| NineUnknown_Bind( struct NineUnknown *This ) |
| { |
| UINT b = ++This->bind; |
| assert(b); |
| if (b == 1 && This->container) { |
| if (This->container != NineUnknown(This->device)) |
| NineUnknown_Bind(This->container); |
| } |
| return b; |
| } |
| |
| static inline UINT |
| NineUnknown_Unbind( struct NineUnknown *This ) |
| { |
| UINT b = --This->bind; |
| if (!b) { |
| if (This->container) { |
| if (This->container != NineUnknown(This->device)) |
| NineUnknown_Unbind(This->container); |
| } else |
| if (This->refs == 0) { |
| This->dtor(This); |
| } |
| } |
| return b; |
| } |
| |
| static inline void |
| NineUnknown_ConvertRefToBind( struct NineUnknown *This ) |
| { |
| NineUnknown_Bind(This); |
| NineUnknown_Release(This); |
| } |
| |
| /* Detach from container. */ |
| static inline void |
| NineUnknown_Detach( struct NineUnknown *This ) |
| { |
| assert(This->container && !This->forward); |
| if (This->refs) |
| NineUnknown_Unbind(This->container); |
| if (This->bind) |
| NineUnknown_Unbind(This->container); |
| This->container = NULL; |
| if (!(This->refs | This->bind)) |
| This->dtor(This); |
| } |
| |
| #endif /* _NINE_IUNKNOWN_H_ */ |