dlls/dpnet/threadpool.c

   1 /*
   2  * DirectPlay8 ThreadPool
   3  *
   4  * Copyright 2004 Raphael Junqueira
   5  * Copyright 2008 Alexander N. Sørnes <alex@thehandofagony.com>
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  *
  21  */
  22
  23 #include "config.h"
  24
  25 #include <stdarg.h>
  26
  27 #define COBJMACROS
  28 #include "windef.h"
  29 #include "winbase.h"
  30 #include "wingdi.h"
  31 #include "winuser.h"
  32 #include "objbase.h"
  33 #include "wine/debug.h"
  34
  35 #include "dpnet_private.h"
  36
  37 WINE_DEFAULT_DEBUG_CHANNEL(dpnet);
  38
  39 static inline IDirectPlay8ThreadPoolImpl *impl_from_IDirectPlay8ThreadPool(IDirectPlay8ThreadPool *iface)
  40 {
  41     return CONTAINING_RECORD(iface, IDirectPlay8ThreadPoolImpl, IDirectPlay8ThreadPool_iface);
  42 }
  43
  44 /* IUnknown interface follows */
  45 static HRESULT WINAPI IDirectPlay8ThreadPoolImpl_QueryInterface(IDirectPlay8ThreadPool *iface,
  46         REFIID riid, void **ppobj)
  47 {
  48     IDirectPlay8ThreadPoolImpl *This = impl_from_IDirectPlay8ThreadPool(iface);
  49
  50     if(IsEqualGUID(riid, &IID_IUnknown) ||
  51        IsEqualGUID(riid, &IID_IDirectPlay8ThreadPool))
  52     {
  53         IUnknown_AddRef(iface);
  54         *ppobj = This;
  55         return DPN_OK;
  56     }
  57
  58     WARN("(%p)->(%s,%p): not found\n", This, debugstr_guid(riid), ppobj);
  59     return E_NOINTERFACE;
  60 }
  61
  62 static ULONG WINAPI IDirectPlay8ThreadPoolImpl_AddRef(IDirectPlay8ThreadPool *iface)
  63 {
  64     IDirectPlay8ThreadPoolImpl* This = impl_from_IDirectPlay8ThreadPool(iface);
  65     ULONG RefCount = InterlockedIncrement(&This->ref);
  66
  67     return RefCount;
  68 }
  69
  70 static ULONG WINAPI IDirectPlay8ThreadPoolImpl_Release(IDirectPlay8ThreadPool *iface)
  71 {
  72     IDirectPlay8ThreadPoolImpl* This = impl_from_IDirectPlay8ThreadPool(iface);
  73     ULONG RefCount = InterlockedDecrement(&This->ref);
  74
  75     if(!RefCount)
  76         HeapFree(GetProcessHeap(), 0, This);
  77
  78     return RefCount;
  79 }
  80
  81 /* IDirectPlay8ThreadPool interface follows */
  82 static HRESULT WINAPI IDirectPlay8ThreadPoolImpl_Initialize(IDirectPlay8ThreadPool *iface,
  83         void * const pvUserContext, const PFNDPNMESSAGEHANDLER pfn, const DWORD dwFlags)
  84 {
  85     IDirectPlay8ThreadPoolImpl *This = impl_from_IDirectPlay8ThreadPool(iface);
  86
  87     TRACE("(%p)->(%p,%p,%x)\n", This, pvUserContext, pfn, dwFlags);
  88
  89     if(!pfn)
  90         return DPNERR_INVALIDPARAM;
  91
  92     if(This->msghandler)
  93         return DPNERR_ALREADYINITIALIZED;
  94
  95     This->msghandler  = pfn;
  96     This->flags       = dwFlags;
  97     This->usercontext = pvUserContext;
  98
  99     return DPN_OK;
 100 }
 101
 102 static HRESULT WINAPI IDirectPlay8ThreadPoolImpl_Close(IDirectPlay8ThreadPool *iface,
 103         const DWORD dwFlags)
 104 {
 105     IDirectPlay8ThreadPoolImpl *This = impl_from_IDirectPlay8ThreadPool(iface);
 106
 107     FIXME("(%p)->(%x)\n", This, dwFlags);
 108
 109     This->msghandler = NULL;
 110
 111     return DPN_OK;
 112 }
 113
 114 static HRESULT WINAPI IDirectPlay8ThreadPoolImpl_GetThreadCount(IDirectPlay8ThreadPool *iface,
 115         const DWORD dwProcessorNum, DWORD * const pdwNumThreads, const DWORD dwFlags)
 116 {
 117     FIXME("(%p)->(%x,%p,%x): stub\n", iface, dwProcessorNum, pdwNumThreads, dwFlags);
 118     *pdwNumThreads = 0;
 119     return DPN_OK;
 120 }
 121
 122 static HRESULT WINAPI IDirectPlay8ThreadPoolImpl_SetThreadCount(IDirectPlay8ThreadPool *iface,
 123         const DWORD dwProcessorNum, const DWORD dwNumThreads, const DWORD dwFlags)
 124 {
 125     FIXME("(%p)->(%x,%x,%x): stub\n", iface, dwProcessorNum, dwNumThreads, dwFlags);
 126     return DPN_OK;
 127 }
 128
 129 static HRESULT WINAPI IDirectPlay8ThreadPoolImpl_DoWork(IDirectPlay8ThreadPool *iface,
 130         const DWORD dwAllowedTimeSlice, const DWORD dwFlags)
 131 {
 132     static BOOL Run = FALSE;
 133
 134     if(!Run)
 135         FIXME("(%p)->(%x,%x): stub\n", iface, dwAllowedTimeSlice, dwFlags);
 136
 137     Run = TRUE;
 138
 139     return DPN_OK;
 140 }
 141
 142 static const IDirectPlay8ThreadPoolVtbl DirectPlay8ThreadPool_Vtbl =
 143 {
 144     IDirectPlay8ThreadPoolImpl_QueryInterface,
 145     IDirectPlay8ThreadPoolImpl_AddRef,
 146     IDirectPlay8ThreadPoolImpl_Release,
 147     IDirectPlay8ThreadPoolImpl_Initialize,
 148     IDirectPlay8ThreadPoolImpl_Close,
 149     IDirectPlay8ThreadPoolImpl_GetThreadCount,
 150     IDirectPlay8ThreadPoolImpl_SetThreadCount,
 151     IDirectPlay8ThreadPoolImpl_DoWork
 152 };
 153
 154 HRESULT DPNET_CreateDirectPlay8ThreadPool(LPCLASSFACTORY iface, LPUNKNOWN punkOuter, REFIID riid, LPVOID *ppobj)
 155 {
 156     IDirectPlay8ThreadPoolImpl* Client;
 157
 158     Client = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectPlay8ThreadPoolImpl));
 159
 160     if(Client == NULL)
 161     {
 162         *ppobj = NULL;
 163         WARN("Not enough memory\n");
 164         return E_OUTOFMEMORY;
 165     }
 166
 167     Client->IDirectPlay8ThreadPool_iface.lpVtbl = &DirectPlay8ThreadPool_Vtbl;
 168     Client->ref = 0;
 169
 170     return IDirectPlay8ThreadPoolImpl_QueryInterface(&Client->IDirectPlay8ThreadPool_iface, riid,
 171             ppobj);
 172 }