Release 1.1.37.
[wine/gsoc-2012-control.git] / dlls / dmusic / download.c
bloba4b4ae0cdab23a17661785c89be41514284b0e27
1 /* IDirectMusicDownload Implementation
3 * Copyright (C) 2003-2004 Rok Mandeljc
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
20 #include "dmusic_private.h"
22 WINE_DEFAULT_DEBUG_CHANNEL(dmusic);
24 /* IDirectMusicDownloadImpl IUnknown part: */
25 static HRESULT WINAPI IDirectMusicDownloadImpl_QueryInterface (LPDIRECTMUSICDOWNLOAD iface, REFIID riid, LPVOID *ppobj) {
26 IDirectMusicDownloadImpl *This = (IDirectMusicDownloadImpl *)iface;
27 TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
29 if (IsEqualIID (riid, &IID_IUnknown)
30 || IsEqualIID (riid, &IID_IDirectMusicDownload)) {
31 IUnknown_AddRef(iface);
32 *ppobj = This;
33 return S_OK;
35 WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ppobj);
36 return E_NOINTERFACE;
39 static ULONG WINAPI IDirectMusicDownloadImpl_AddRef (LPDIRECTMUSICDOWNLOAD iface) {
40 IDirectMusicDownloadImpl *This = (IDirectMusicDownloadImpl *)iface;
41 ULONG refCount = InterlockedIncrement(&This->ref);
43 TRACE("(%p)->(ref before=%u)\n", This, refCount - 1);
45 DMUSIC_LockModule();
47 return refCount;
50 static ULONG WINAPI IDirectMusicDownloadImpl_Release (LPDIRECTMUSICDOWNLOAD iface) {
51 IDirectMusicDownloadImpl *This = (IDirectMusicDownloadImpl *)iface;
52 ULONG refCount = InterlockedDecrement(&This->ref);
54 TRACE("(%p)->(ref before=%u)\n", This, refCount + 1);
56 if (!refCount) {
57 HeapFree(GetProcessHeap(), 0, This);
60 DMUSIC_UnlockModule();
62 return refCount;
65 /* IDirectMusicDownloadImpl IDirectMusicDownload part: */
66 static HRESULT WINAPI IDirectMusicDownloadImpl_GetBuffer (LPDIRECTMUSICDOWNLOAD iface, void** ppvBuffer, DWORD* pdwSize) {
67 IDirectMusicDownloadImpl *This = (IDirectMusicDownloadImpl *)iface;
68 FIXME("(%p, %p, %p): stub\n", This, ppvBuffer, pdwSize);
69 return S_OK;
72 static const IDirectMusicDownloadVtbl DirectMusicDownload_Vtbl = {
73 IDirectMusicDownloadImpl_QueryInterface,
74 IDirectMusicDownloadImpl_AddRef,
75 IDirectMusicDownloadImpl_Release,
76 IDirectMusicDownloadImpl_GetBuffer
79 /* for ClassFactory */
80 HRESULT WINAPI DMUSIC_CreateDirectMusicDownloadImpl (LPCGUID lpcGUID, LPVOID* ppobj, LPUNKNOWN pUnkOuter) {
81 IDirectMusicDownloadImpl* dmdl;
83 dmdl = HeapAlloc (GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicDownloadImpl));
84 if (NULL == dmdl) {
85 *ppobj = NULL;
86 return E_OUTOFMEMORY;
88 dmdl->lpVtbl = &DirectMusicDownload_Vtbl;
89 dmdl->ref = 0; /* will be inited by QueryInterface */
91 return IDirectMusicDownloadImpl_QueryInterface ((LPDIRECTMUSICDOWNLOAD)dmdl, lpcGUID, ppobj);