msi: Break out of the loop as soon as the assembly is detected in msi_load_assembly.
[wine] / dlls / windowscodecs / clsfactory.c
1 /*
2  * Copyright 2009 Vincent Povirk for CodeWeavers
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * This library is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12  * Lesser General Public License for more details.
13  *
14  * You should have received a copy of the GNU Lesser General Public
15  * License along with this library; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
17  */
18
19 #include "config.h"
20
21 #include <stdarg.h>
22
23 #define COBJMACROS
24
25 #include "windef.h"
26 #include "winbase.h"
27 #include "winreg.h"
28 #include "objbase.h"
29 #include "ocidl.h"
30 #include "initguid.h"
31 #include "wincodec.h"
32 #include "wincodecsdk.h"
33
34 #include "wincodecs_private.h"
35
36 #include "wine/debug.h"
37
38 WINE_DEFAULT_DEBUG_CHANNEL(wincodecs);
39
40 extern HRESULT WINAPI WIC_DllGetClassObject(REFCLSID, REFIID, LPVOID *) DECLSPEC_HIDDEN;
41
42 typedef struct {
43     REFCLSID classid;
44     HRESULT (*constructor)(IUnknown*,REFIID,void**);
45 } classinfo;
46
47 static classinfo wic_classes[] = {
48     {&CLSID_WICImagingFactory, ImagingFactory_CreateInstance},
49     {&CLSID_WICBmpDecoder, BmpDecoder_CreateInstance},
50     {&CLSID_WICPngDecoder, PngDecoder_CreateInstance},
51     {&CLSID_WICPngEncoder, PngEncoder_CreateInstance},
52     {&CLSID_WICBmpEncoder, BmpEncoder_CreateInstance},
53     {&CLSID_WICGifDecoder, GifDecoder_CreateInstance},
54     {&CLSID_WICIcoDecoder, IcoDecoder_CreateInstance},
55     {&CLSID_WICJpegDecoder, JpegDecoder_CreateInstance},
56     {&CLSID_WICJpegEncoder, JpegEncoder_CreateInstance},
57     {&CLSID_WICTiffDecoder, TiffDecoder_CreateInstance},
58     {&CLSID_WICTiffEncoder, TiffEncoder_CreateInstance},
59     {&CLSID_WICIcnsEncoder, IcnsEncoder_CreateInstance},
60     {&CLSID_WICDefaultFormatConverter, FormatConverter_CreateInstance},
61     {&CLSID_WineTgaDecoder, TgaDecoder_CreateInstance},
62     {&CLSID_WICUnknownMetadataReader, UnknownMetadataReader_CreateInstance},
63     {0}};
64
65 typedef struct {
66     IClassFactory           IClassFactory_iface;
67     LONG                    ref;
68     classinfo               *info;
69 } ClassFactoryImpl;
70
71 static inline ClassFactoryImpl *impl_from_IClassFactory(IClassFactory *iface)
72 {
73     return CONTAINING_RECORD(iface, ClassFactoryImpl, IClassFactory_iface);
74 }
75
76 static HRESULT WINAPI ClassFactoryImpl_QueryInterface(IClassFactory *iface,
77     REFIID iid, void **ppv)
78 {
79     ClassFactoryImpl *This = impl_from_IClassFactory(iface);
80     TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv);
81
82     if (!ppv) return E_INVALIDARG;
83
84     if (IsEqualIID(&IID_IUnknown, iid) || IsEqualIID(&IID_IClassFactory, iid))
85     {
86         *ppv = This;
87     }
88     else
89     {
90         *ppv = NULL;
91         return E_NOINTERFACE;
92     }
93
94     IUnknown_AddRef((IUnknown*)*ppv);
95     return S_OK;
96 }
97
98 static ULONG WINAPI ClassFactoryImpl_AddRef(IClassFactory *iface)
99 {
100     ClassFactoryImpl *This = impl_from_IClassFactory(iface);
101     ULONG ref = InterlockedIncrement(&This->ref);
102
103     TRACE("(%p) refcount=%u\n", iface, ref);
104
105     return ref;
106 }
107
108 static ULONG WINAPI ClassFactoryImpl_Release(IClassFactory *iface)
109 {
110     ClassFactoryImpl *This = impl_from_IClassFactory(iface);
111     ULONG ref = InterlockedDecrement(&This->ref);
112
113     TRACE("(%p) refcount=%u\n", iface, ref);
114
115     if (ref == 0)
116         HeapFree(GetProcessHeap(), 0, This);
117
118     return ref;
119 }
120
121 static HRESULT WINAPI ClassFactoryImpl_CreateInstance(IClassFactory *iface,
122     IUnknown *pUnkOuter, REFIID riid, void **ppv)
123 {
124     ClassFactoryImpl *This = impl_from_IClassFactory(iface);
125
126     return This->info->constructor(pUnkOuter, riid, ppv);
127 }
128
129 static HRESULT WINAPI ClassFactoryImpl_LockServer(IClassFactory *iface, BOOL lock)
130 {
131     TRACE("(%p, %i): stub\n", iface, lock);
132     return E_NOTIMPL;
133 }
134
135 static const IClassFactoryVtbl ClassFactoryImpl_Vtbl = {
136     ClassFactoryImpl_QueryInterface,
137     ClassFactoryImpl_AddRef,
138     ClassFactoryImpl_Release,
139     ClassFactoryImpl_CreateInstance,
140     ClassFactoryImpl_LockServer
141 };
142
143 static HRESULT ClassFactoryImpl_Constructor(classinfo *info, REFIID riid, LPVOID *ppv)
144 {
145     ClassFactoryImpl *This;
146     HRESULT ret;
147
148     *ppv = NULL;
149
150     This = HeapAlloc(GetProcessHeap(), 0, sizeof(ClassFactoryImpl));
151     if (!This) return E_OUTOFMEMORY;
152
153     This->IClassFactory_iface.lpVtbl = &ClassFactoryImpl_Vtbl;
154     This->ref = 1;
155     This->info = info;
156
157     ret = IClassFactory_QueryInterface((IClassFactory*)This, riid, ppv);
158     IClassFactory_Release((IClassFactory*)This);
159
160     return ret;
161 }
162
163 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID iid, LPVOID *ppv)
164 {
165     HRESULT ret;
166     classinfo *info=NULL;
167     int i;
168
169     TRACE("(%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(iid), ppv);
170
171     if (!rclsid || !iid || !ppv)
172         return E_INVALIDARG;
173
174     *ppv = NULL;
175
176     for (i=0; wic_classes[i].classid; i++)
177     {
178         if (IsEqualCLSID(wic_classes[i].classid, rclsid))
179         {
180             info = &wic_classes[i];
181             break;
182         }
183     }
184
185     if (info)
186         ret = ClassFactoryImpl_Constructor(info, iid, ppv);
187     else
188         ret = WIC_DllGetClassObject(rclsid, iid, ppv);
189
190     TRACE("<-- %08X\n", ret);
191     return ret;
192 }