Sweden-Number/dlls/d3dcompiler_43/blob.c

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/*
* Direct3D blob file
*
* Copyright 2010 Rico Schüller
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*
*/
#include "config.h"
#include "wine/port.h"
#include "d3dcompiler_private.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(d3dcompiler);
/* IUnknown methods */
static HRESULT STDMETHODCALLTYPE d3dcompiler_blob_QueryInterface(ID3DBlob *iface, REFIID riid, void **object)
{
TRACE("iface %p, riid %s, object %p\n", iface, debugstr_guid(riid), object);
if (IsEqualGUID(riid, &IID_ID3D10Blob)
|| IsEqualGUID(riid, &IID_IUnknown))
{
IUnknown_AddRef(iface);
*object = iface;
return S_OK;
}
WARN("%s not implemented, returning E_NOINTERFACE\n", debugstr_guid(riid));
*object = NULL;
return E_NOINTERFACE;
}
static ULONG STDMETHODCALLTYPE d3dcompiler_blob_AddRef(ID3DBlob *iface)
{
struct d3dcompiler_blob *blob = (struct d3dcompiler_blob *)iface;
ULONG refcount = InterlockedIncrement(&blob->refcount);
TRACE("%p increasing refcount to %u\n", blob, refcount);
return refcount;
}
static ULONG STDMETHODCALLTYPE d3dcompiler_blob_Release(ID3DBlob *iface)
{
struct d3dcompiler_blob *blob = (struct d3dcompiler_blob *)iface;
ULONG refcount = InterlockedDecrement(&blob->refcount);
TRACE("%p decreasing refcount to %u\n", blob, refcount);
if (!refcount)
{
HeapFree(GetProcessHeap(), 0, blob->data);
HeapFree(GetProcessHeap(), 0, blob);
}
return refcount;
}
/* ID3DBlob methods */
static void * STDMETHODCALLTYPE d3dcompiler_blob_GetBufferPointer(ID3DBlob *iface)
{
struct d3dcompiler_blob *blob = (struct d3dcompiler_blob *)iface;
TRACE("iface %p\n", iface);
return blob->data;
}
static SIZE_T STDMETHODCALLTYPE d3dcompiler_blob_GetBufferSize(ID3DBlob *iface)
{
struct d3dcompiler_blob *blob = (struct d3dcompiler_blob *)iface;
TRACE("iface %p\n", iface);
return blob->size;
}
const struct ID3D10BlobVtbl d3dcompiler_blob_vtbl =
{
/* IUnknown methods */
d3dcompiler_blob_QueryInterface,
d3dcompiler_blob_AddRef,
d3dcompiler_blob_Release,
/* ID3DBlob methods */
d3dcompiler_blob_GetBufferPointer,
d3dcompiler_blob_GetBufferSize,
};
HRESULT d3dcompiler_blob_init(struct d3dcompiler_blob *blob, SIZE_T data_size)
{
blob->vtbl = &d3dcompiler_blob_vtbl;
blob->refcount = 1;
blob->size = data_size;
blob->data = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, data_size);
if (!blob->data)
{
ERR("Failed to allocate D3D blob data memory\n");
return E_OUTOFMEMORY;
}
return S_OK;
}