dlls/sti/sti.c

   1 /*
   2  * Copyright (C) 2002 Aric Stewart for CodeWeavers
   3  * Copyright (C) 2009 Damjan Jovanovic
   4  *
   5  * This library 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.
   9  *
  10  * This library 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.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #include <stdarg.h>
  21
  22 #define COBJMACROS
  23
  24 #include "windef.h"
  25 #include "winbase.h"
  26 #include "winreg.h"
  27 #include "winerror.h"
  28 #include "objbase.h"
  29 #include "sti.h"
  30
  31 #include "wine/debug.h"
  32
  33 WINE_DEFAULT_DEBUG_CHANNEL(sti);
  34
  35 static const WCHAR registeredAppsLaunchPath[] =
  36     L"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\StillImage\\Registered Applications";
  37
  38 typedef struct _stillimage
  39 {
  40     IUnknown IUnknown_inner;
  41     IStillImageW IStillImageW_iface;
  42     IUnknown *outer_unk;
  43     LONG ref;
  44 } stillimage;
  45
  46 static inline stillimage *impl_from_IStillImageW(IStillImageW *iface)
  47 {
  48     return CONTAINING_RECORD(iface, stillimage, IStillImageW_iface);
  49 }
  50
  51 static HRESULT WINAPI stillimagew_QueryInterface(IStillImageW *iface, REFIID riid, void **ppvObject)
  52 {
  53     stillimage *This = impl_from_IStillImageW(iface);
  54     TRACE("(%p %s %p)\n", This, debugstr_guid(riid), ppvObject);
  55     return IUnknown_QueryInterface(This->outer_unk, riid, ppvObject);
  56 }
  57
  58 static ULONG WINAPI stillimagew_AddRef(IStillImageW *iface)
  59 {
  60     stillimage *This = impl_from_IStillImageW(iface);
  61     return IUnknown_AddRef(This->outer_unk);
  62 }
  63
  64 static ULONG WINAPI stillimagew_Release(IStillImageW *iface)
  65 {
  66     stillimage *This = impl_from_IStillImageW(iface);
  67     return IUnknown_Release(This->outer_unk);
  68 }
  69
  70 static HRESULT WINAPI stillimagew_Initialize(IStillImageW *iface, HINSTANCE hinst, DWORD dwVersion)
  71 {
  72     stillimage *This = impl_from_IStillImageW(iface);
  73     TRACE("(%p, %p, 0x%lX)\n", This, hinst, dwVersion);
  74     return S_OK;
  75 }
  76
  77 static HRESULT WINAPI stillimagew_GetDeviceList(IStillImageW *iface, DWORD dwType, DWORD dwFlags,
  78                                                 DWORD *pdwItemsReturned, LPVOID *ppBuffer)
  79 {
  80     stillimage *This = impl_from_IStillImageW(iface);
  81     FIXME("(%p, %lu, 0x%lX, %p, %p): stub\n", This, dwType, dwFlags, pdwItemsReturned, ppBuffer);
  82     return E_NOTIMPL;
  83 }
  84
  85 static HRESULT WINAPI stillimagew_GetDeviceInfo(IStillImageW *iface, LPWSTR pwszDeviceName,
  86                                                 LPVOID *ppBuffer)
  87 {
  88     stillimage *This = impl_from_IStillImageW(iface);
  89     FIXME("(%p, %s, %p): stub\n", This, debugstr_w(pwszDeviceName), ppBuffer);
  90     return E_NOTIMPL;
  91 }
  92
  93 static HRESULT WINAPI stillimagew_CreateDevice(IStillImageW *iface, LPWSTR pwszDeviceName, DWORD dwMode,
  94                                                PSTIDEVICEW *pDevice, LPUNKNOWN pUnkOuter)
  95 {
  96     stillimage *This = impl_from_IStillImageW(iface);
  97     FIXME("(%p, %s, %lu, %p, %p): stub\n", This, debugstr_w(pwszDeviceName), dwMode, pDevice, pUnkOuter);
  98     return E_NOTIMPL;
  99 }
 100
 101 static HRESULT WINAPI stillimagew_GetDeviceValue(IStillImageW *iface, LPWSTR pwszDeviceName, LPWSTR pValueName,
 102                                                  LPDWORD pType, LPBYTE pData, LPDWORD cbData)
 103 {
 104     stillimage *This = impl_from_IStillImageW(iface);
 105     FIXME("(%p, %s, %s, %p, %p, %p): stub\n", This, debugstr_w(pwszDeviceName), debugstr_w(pValueName),
 106         pType, pData, cbData);
 107     return E_NOTIMPL;
 108 }
 109
 110 static HRESULT WINAPI stillimagew_SetDeviceValue(IStillImageW *iface, LPWSTR pwszDeviceName, LPWSTR pValueName,
 111                                                  DWORD type, LPBYTE pData, DWORD cbData)
 112 {
 113     stillimage *This = impl_from_IStillImageW(iface);
 114     FIXME("(%p, %s, %s, %lu, %p, %lu): stub\n", This, debugstr_w(pwszDeviceName), debugstr_w(pValueName),
 115         type, pData, cbData);
 116     return E_NOTIMPL;
 117 }
 118
 119 static HRESULT WINAPI stillimagew_GetSTILaunchInformation(IStillImageW *iface, LPWSTR pwszDeviceName,
 120                                                           DWORD *pdwEventCode, LPWSTR pwszEventName)
 121 {
 122     stillimage *This = impl_from_IStillImageW(iface);
 123     FIXME("(%p, %p, %p, %p): stub\n", This, pwszDeviceName,
 124         pdwEventCode, pwszEventName);
 125     return E_NOTIMPL;
 126 }
 127
 128 static HRESULT WINAPI stillimagew_RegisterLaunchApplication(IStillImageW *iface, LPWSTR pwszAppName,
 129                                                             LPWSTR pwszCommandLine)
 130 {
 131     static const WCHAR commandLineSuffix[] = L"/StiDevice:%1 /StiEvent:%2";
 132     HKEY registeredAppsKey = NULL;
 133     DWORD ret;
 134     HRESULT hr = S_OK;
 135     stillimage *This = impl_from_IStillImageW(iface);
 136
 137     TRACE("(%p, %s, %s)\n", This, debugstr_w(pwszAppName), debugstr_w(pwszCommandLine));
 138
 139     ret = RegCreateKeyW(HKEY_LOCAL_MACHINE, registeredAppsLaunchPath, &registeredAppsKey);
 140     if (ret == ERROR_SUCCESS)
 141     {
 142         size_t len = lstrlenW(pwszCommandLine) + 1 + lstrlenW(commandLineSuffix) + 1;
 143         WCHAR *value = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
 144         if (value)
 145         {
 146             swprintf(value, len, L"%s %s", pwszCommandLine, commandLineSuffix);
 147             ret = RegSetValueExW(registeredAppsKey, pwszAppName, 0,
 148                 REG_SZ, (BYTE*)value, (lstrlenW(value)+1)*sizeof(WCHAR));
 149             if (ret != ERROR_SUCCESS)
 150                 hr = HRESULT_FROM_WIN32(ret);
 151             HeapFree(GetProcessHeap(), 0, value);
 152         }
 153         else
 154             hr = E_OUTOFMEMORY;
 155         RegCloseKey(registeredAppsKey);
 156     }
 157     else
 158         hr = HRESULT_FROM_WIN32(ret);
 159     return hr;
 160 }
 161
 162 static HRESULT WINAPI stillimagew_UnregisterLaunchApplication(IStillImageW *iface, LPWSTR pwszAppName)
 163 {
 164     stillimage *This = impl_from_IStillImageW(iface);
 165     HKEY registeredAppsKey = NULL;
 166     DWORD ret;
 167     HRESULT hr = S_OK;
 168
 169     TRACE("(%p, %s)\n", This, debugstr_w(pwszAppName));
 170
 171     ret = RegCreateKeyW(HKEY_LOCAL_MACHINE, registeredAppsLaunchPath, &registeredAppsKey);
 172     if (ret == ERROR_SUCCESS)
 173     {
 174         ret = RegDeleteValueW(registeredAppsKey, pwszAppName);
 175         if (ret != ERROR_SUCCESS)
 176             hr = HRESULT_FROM_WIN32(ret);
 177         RegCloseKey(registeredAppsKey);
 178     }
 179     else
 180         hr = HRESULT_FROM_WIN32(ret);
 181     return hr;
 182 }
 183
 184 static HRESULT WINAPI stillimagew_EnableHwNotifications(IStillImageW *iface, LPCWSTR pwszDeviceName,
 185                                                         BOOL bNewState)
 186 {
 187     stillimage *This = impl_from_IStillImageW(iface);
 188     FIXME("(%p, %s, %u): stub\n", This, debugstr_w(pwszDeviceName), bNewState);
 189     return E_NOTIMPL;
 190 }
 191
 192 static HRESULT WINAPI stillimagew_GetHwNotificationState(IStillImageW *iface, LPCWSTR pwszDeviceName,
 193                                                          BOOL *pbCurrentState)
 194 {
 195     stillimage *This = impl_from_IStillImageW(iface);
 196     FIXME("(%p, %s, %p): stub\n", This, debugstr_w(pwszDeviceName), pbCurrentState);
 197     return E_NOTIMPL;
 198 }
 199
 200 static HRESULT WINAPI stillimagew_RefreshDeviceBus(IStillImageW *iface, LPCWSTR pwszDeviceName)
 201 {
 202     stillimage *This = impl_from_IStillImageW(iface);
 203     FIXME("(%p, %s): stub\n", This, debugstr_w(pwszDeviceName));
 204     return E_NOTIMPL;
 205 }
 206
 207 static HRESULT WINAPI stillimagew_LaunchApplicationForDevice(IStillImageW *iface, LPWSTR pwszDeviceName,
 208                                                              LPWSTR pwszAppName, LPSTINOTIFY pStiNotify)
 209 {
 210     stillimage *This = impl_from_IStillImageW(iface);
 211     FIXME("(%p, %s, %s, %p): stub\n", This, debugstr_w(pwszDeviceName), debugstr_w(pwszAppName),
 212         pStiNotify);
 213     return E_NOTIMPL;
 214 }
 215
 216 static HRESULT WINAPI stillimagew_SetupDeviceParameters(IStillImageW *iface, PSTI_DEVICE_INFORMATIONW pDevInfo)
 217 {
 218     stillimage *This = impl_from_IStillImageW(iface);
 219     FIXME("(%p, %p): stub\n", This, pDevInfo);
 220     return E_NOTIMPL;
 221 }
 222
 223 static HRESULT WINAPI stillimagew_WriteToErrorLog(IStillImageW *iface, DWORD dwMessageType, LPCWSTR pszMessage)
 224 {
 225     stillimage *This = impl_from_IStillImageW(iface);
 226     FIXME("(%p, %lu, %s): stub\n", This, dwMessageType, debugstr_w(pszMessage));
 227     return E_NOTIMPL;
 228 }
 229
 230 static const struct IStillImageWVtbl stillimagew_vtbl =
 231 {
 232     stillimagew_QueryInterface,
 233     stillimagew_AddRef,
 234     stillimagew_Release,
 235     stillimagew_Initialize,
 236     stillimagew_GetDeviceList,
 237     stillimagew_GetDeviceInfo,
 238     stillimagew_CreateDevice,
 239     stillimagew_GetDeviceValue,
 240     stillimagew_SetDeviceValue,
 241     stillimagew_GetSTILaunchInformation,
 242     stillimagew_RegisterLaunchApplication,
 243     stillimagew_UnregisterLaunchApplication,
 244     stillimagew_EnableHwNotifications,
 245     stillimagew_GetHwNotificationState,
 246     stillimagew_RefreshDeviceBus,
 247     stillimagew_LaunchApplicationForDevice,
 248     stillimagew_SetupDeviceParameters,
 249     stillimagew_WriteToErrorLog
 250 };
 251
 252 static inline stillimage *impl_from_IUnknown(IUnknown *iface)
 253 {
 254     return CONTAINING_RECORD(iface, stillimage, IUnknown_inner);
 255 }
 256
 257 static HRESULT WINAPI Internal_QueryInterface(IUnknown *iface, REFIID riid, void **ppvObject)
 258 {
 259     stillimage *This = impl_from_IUnknown(iface);
 260
 261     TRACE("(%p %s %p)\n", This, debugstr_guid(riid), ppvObject);
 262
 263     if (IsEqualGUID(riid, &IID_IUnknown))
 264         *ppvObject = iface;
 265     else if (IsEqualGUID(riid, &IID_IStillImageW))
 266         *ppvObject = &This->IStillImageW_iface;
 267     else
 268     {
 269         if (IsEqualGUID(riid, &IID_IStillImageA))
 270             FIXME("interface IStillImageA is unsupported on Windows Vista too, please report if it's needed\n");
 271         else
 272             FIXME("interface %s not implemented\n", debugstr_guid(riid));
 273         *ppvObject = NULL;
 274         return E_NOINTERFACE;
 275     }
 276
 277     IUnknown_AddRef((IUnknown*) *ppvObject);
 278     return S_OK;
 279 }
 280
 281 static ULONG WINAPI Internal_AddRef(IUnknown *iface)
 282 {
 283     stillimage *This = impl_from_IUnknown(iface);
 284     return InterlockedIncrement(&This->ref);
 285 }
 286
 287 static ULONG WINAPI Internal_Release(IUnknown *iface)
 288 {
 289     ULONG ref;
 290     stillimage *This = impl_from_IUnknown(iface);
 291
 292     ref = InterlockedDecrement(&This->ref);
 293     if (ref == 0)
 294         HeapFree(GetProcessHeap(), 0, This);
 295     return ref;
 296 }
 297
 298 static const struct IUnknownVtbl internal_unk_vtbl =
 299 {
 300     Internal_QueryInterface,
 301     Internal_AddRef,
 302     Internal_Release
 303 };
 304
 305 /******************************************************************************
 306  *           StiCreateInstanceA   (STI.@)
 307  */
 308 HRESULT WINAPI StiCreateInstanceA(HINSTANCE hinst, DWORD dwVer, PSTIA *ppSti, LPUNKNOWN pUnkOuter)
 309 {
 310     FIXME("(%p, %lu, %p, %p): stub, unimplemented on Windows Vista too, please report if it's needed\n", hinst, dwVer, ppSti, pUnkOuter);
 311     return STG_E_UNIMPLEMENTEDFUNCTION;
 312 }
 313
 314 /******************************************************************************
 315  *           StiCreateInstanceW   (STI.@)
 316  */
 317 HRESULT WINAPI StiCreateInstanceW(HINSTANCE hinst, DWORD dwVer, PSTIW *ppSti, LPUNKNOWN pUnkOuter)
 318 {
 319     stillimage *This;
 320     HRESULT hr;
 321
 322     TRACE("(%p, %lu, %p, %p)\n", hinst, dwVer, ppSti, pUnkOuter);
 323
 324     This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(stillimage));
 325     if (This)
 326     {
 327         This->IStillImageW_iface.lpVtbl = &stillimagew_vtbl;
 328         This->IUnknown_inner.lpVtbl = &internal_unk_vtbl;
 329         if (pUnkOuter)
 330             This->outer_unk = pUnkOuter;
 331         else
 332             This->outer_unk = &This->IUnknown_inner;
 333         This->ref = 1;
 334
 335         hr = IStillImage_Initialize(&This->IStillImageW_iface, hinst, dwVer);
 336         if (SUCCEEDED(hr))
 337         {
 338             if (pUnkOuter)
 339                 *ppSti = (IStillImageW*) &This->IUnknown_inner;
 340             else
 341                 *ppSti = &This->IStillImageW_iface;
 342         }
 343     }
 344     else
 345         hr = E_OUTOFMEMORY;
 346
 347     return hr;
 348 }