dlls/msacm/driver.c

   1 /* -*- tab-width: 8; c-basic-offset: 4 -*- */
   2
   3 /*
   4  *      MSACM32 library
   5  *
   6  *      Copyright 1998  Patrik Stridvall
   7  *                1999  Eric Pouech
   8  */
   9
  10 #include "winbase.h"
  11 #include "winerror.h"
  12 #include "windef.h"
  13 #include "wingdi.h"
  14 #include "winuser.h"
  15 #include "debugtools.h"
  16 #include "heap.h"
  17 #include "mmsystem.h"
  18 #include "msacm.h"
  19 #include "msacmdrv.h"
  20 #include "wineacm.h"
  21 #include "winreg.h"
  22
  23 DEFAULT_DEBUG_CHANNEL(msacm)
  24
  25 /***********************************************************************
  26  *           acmDriverAddA (MSACM32.2)
  27  */
  28 MMRESULT WINAPI acmDriverAddA(PHACMDRIVERID phadid, HINSTANCE hinstModule,
  29                               LPARAM lParam, DWORD dwPriority, DWORD fdwAdd)
  30 {
  31     if (!phadid)
  32         return MMSYSERR_INVALPARAM;
  33
  34     /* Check if any unknown flags */
  35     if (fdwAdd &
  36         ~(ACM_DRIVERADDF_FUNCTION|ACM_DRIVERADDF_NOTIFYHWND|
  37           ACM_DRIVERADDF_GLOBAL))
  38         return MMSYSERR_INVALFLAG;
  39
  40     /* Check if any incompatible flags */
  41     if ((fdwAdd & ACM_DRIVERADDF_FUNCTION) &&
  42         (fdwAdd & ACM_DRIVERADDF_NOTIFYHWND))
  43         return MMSYSERR_INVALFLAG;
  44
  45     /* FIXME: in fact, should GetModuleFileName(hinstModule) and do a
  46      * LoadDriver on it, to be sure we can call SendDriverMessage on the
  47      * hDrvr handle.
  48      */
  49     *phadid = (HACMDRIVERID) MSACM_RegisterDriver(NULL, NULL, hinstModule);
  50
  51     /* FIXME: lParam, dwPriority and fdwAdd ignored */
  52
  53     return MMSYSERR_NOERROR;
  54 }
  55
  56 /***********************************************************************
  57  *           acmDriverAddW (MSACM32.3)
  58  * FIXME
  59  *   Not implemented
  60  */
  61 MMRESULT WINAPI acmDriverAddW(PHACMDRIVERID phadid, HINSTANCE hinstModule,
  62                               LPARAM lParam, DWORD dwPriority, DWORD fdwAdd)
  63 {
  64     FIXME("(%p, 0x%08x, %ld, %ld, %ld): stub\n",
  65           phadid, hinstModule, lParam, dwPriority, fdwAdd);
  66
  67     SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
  68     return MMSYSERR_ERROR;
  69 }
  70
  71 /***********************************************************************
  72  *           acmDriverClose (MSACM32.4)
  73  */
  74 MMRESULT WINAPI acmDriverClose(HACMDRIVER had, DWORD fdwClose)
  75 {
  76     PWINE_ACMDRIVER  p;
  77     PWINE_ACMDRIVER* tp;
  78
  79     if (fdwClose)
  80         return MMSYSERR_INVALFLAG;
  81
  82     p = MSACM_GetDriver(had);
  83     if (!p)
  84         return MMSYSERR_INVALHANDLE;
  85
  86     for (tp = &(p->obj.pACMDriverID->pACMDriverList); *tp; *tp = (*tp)->pNextACMDriver) {
  87         if (*tp == p) {
  88             *tp = (*tp)->pNextACMDriver;
  89             break;
  90         }
  91     }
  92
  93     if (p->hDrvr && !p->obj.pACMDriverID->pACMDriverList)
  94         CloseDriver(p->hDrvr, 0, 0);
  95
  96     HeapFree(MSACM_hHeap, 0, p);
  97
  98     return MMSYSERR_NOERROR;
  99 }
 100
 101 /***********************************************************************
 102  *           acmDriverDetailsA (MSACM32.5)
 103  */
 104 MMRESULT WINAPI acmDriverDetailsA(HACMDRIVERID hadid, PACMDRIVERDETAILSA padd, DWORD fdwDetails)
 105 {
 106     MMRESULT mmr;
 107     ACMDRIVERDETAILSW   addw;
 108
 109     addw.cbStruct = sizeof(addw);
 110     mmr = acmDriverDetailsW(hadid, &addw, fdwDetails);
 111     if (mmr == 0) {
 112         padd->fccType = addw.fccType;
 113         padd->fccComp = addw.fccComp;
 114         padd->wMid = addw.wMid;
 115         padd->wPid = addw.wPid;
 116         padd->vdwACM = addw.vdwACM;
 117         padd->vdwDriver = addw.vdwDriver;
 118         padd->fdwSupport = addw.fdwSupport;
 119         padd->cFormatTags = addw.cFormatTags;
 120         padd->cFilterTags = addw.cFilterTags;
 121         padd->hicon = addw.hicon;
 122         lstrcpyWtoA(padd->szShortName, addw.szShortName);
 123         lstrcpyWtoA(padd->szLongName, addw.szLongName);
 124         lstrcpyWtoA(padd->szCopyright, addw.szCopyright);
 125         lstrcpyWtoA(padd->szLicensing, addw.szLicensing);
 126         lstrcpyWtoA(padd->szFeatures, addw.szFeatures);
 127     }
 128     return mmr;
 129 }
 130
 131 /***********************************************************************
 132  *           acmDriverDetailsW (MSACM32.6)
 133  */
 134 MMRESULT WINAPI acmDriverDetailsW(HACMDRIVERID hadid, PACMDRIVERDETAILSW padd, DWORD fdwDetails)
 135 {
 136     HACMDRIVER acmDrvr;
 137     MMRESULT mmr;
 138
 139     if (fdwDetails)
 140         return MMSYSERR_INVALFLAG;
 141
 142     mmr = acmDriverOpen(&acmDrvr, hadid, 0);
 143     if (mmr == 0) {
 144         mmr = (MMRESULT)acmDriverMessage(acmDrvr, ACMDM_DRIVER_DETAILS, (LPARAM) padd,  0);
 145
 146         acmDriverClose(acmDrvr, 0);
 147     }
 148
 149     return mmr;
 150 }
 151
 152 /***********************************************************************
 153  *           acmDriverEnum (MSACM32.7)
 154  */
 155 MMRESULT WINAPI acmDriverEnum(ACMDRIVERENUMCB fnCallback, DWORD dwInstance, DWORD fdwEnum)
 156 {
 157     PWINE_ACMDRIVERID   p;
 158     DWORD               fdwSupport;
 159
 160     if (!fnCallback) {
 161         return MMSYSERR_INVALPARAM;
 162     }
 163
 164     if (fdwEnum && ~(ACM_DRIVERENUMF_NOLOCAL|ACM_DRIVERENUMF_DISABLED)) {
 165         return MMSYSERR_INVALFLAG;
 166     }
 167
 168     for (p = MSACM_pFirstACMDriverID; p; p = p->pNextACMDriverID) {
 169         fdwSupport = ACMDRIVERDETAILS_SUPPORTF_CODEC;
 170         if (!p->bEnabled) {
 171             if (fdwEnum & ACM_DRIVERENUMF_DISABLED)
 172                 fdwSupport |= ACMDRIVERDETAILS_SUPPORTF_DISABLED;
 173             else
 174                 continue;
 175         }
 176         (*fnCallback)((HACMDRIVERID) p, dwInstance, fdwSupport);
 177     }
 178
 179     return MMSYSERR_NOERROR;
 180 }
 181
 182 /***********************************************************************
 183  *           acmDriverID (MSACM32.8)
 184  */
 185 MMRESULT WINAPI acmDriverID(HACMOBJ hao, PHACMDRIVERID phadid, DWORD fdwDriverID)
 186 {
 187     PWINE_ACMOBJ pao;
 188
 189     pao = MSACM_GetObj(hao);
 190     if (!pao)
 191         return MMSYSERR_INVALHANDLE;
 192
 193     if (!phadid)
 194         return MMSYSERR_INVALPARAM;
 195
 196     if (fdwDriverID)
 197         return MMSYSERR_INVALFLAG;
 198
 199     *phadid = (HACMDRIVERID) pao->pACMDriverID;
 200
 201     return MMSYSERR_NOERROR;
 202 }
 203
 204 /***********************************************************************
 205  *           acmDriverMessage (MSACM32.9)
 206  * FIXME
 207  *   Not implemented
 208  */
 209 LRESULT WINAPI acmDriverMessage(HACMDRIVER had, UINT uMsg, LPARAM lParam1, LPARAM lParam2)
 210 {
 211     PWINE_ACMDRIVER pad = MSACM_GetDriver(had);
 212     if (!pad)
 213         return MMSYSERR_INVALPARAM;
 214
 215     /* FIXME: Check if uMsg legal */
 216
 217     if (!SendDriverMessage(pad->hDrvr, uMsg, lParam1, lParam2))
 218         return MMSYSERR_NOTSUPPORTED;
 219
 220     return MMSYSERR_NOERROR;
 221 }
 222
 223
 224 /***********************************************************************
 225  *           acmDriverOpen (MSACM32.10)
 226  */
 227 MMRESULT WINAPI acmDriverOpen(PHACMDRIVER phad, HACMDRIVERID hadid, DWORD fdwOpen)
 228 {
 229     PWINE_ACMDRIVERID   padid;
 230     PWINE_ACMDRIVER     pad;
 231
 232     TRACE("(%p, %x, %08lu)\n", phad, hadid, fdwOpen);
 233
 234     if (!phad)
 235         return MMSYSERR_INVALPARAM;
 236
 237     padid = MSACM_GetDriverID(hadid);
 238     if (!padid)
 239         return MMSYSERR_INVALHANDLE;
 240
 241     if (fdwOpen)
 242         return MMSYSERR_INVALFLAG;
 243
 244     pad = HeapAlloc(MSACM_hHeap, 0, sizeof(WINE_ACMDRIVER));
 245     if (!pad) return MMSYSERR_NOMEM;
 246
 247     pad->obj.pACMDriverID = padid;
 248
 249     if (!padid->hInstModule)
 250         pad->hDrvr = OpenDriverA(padid->pszDriverAlias, "drivers32", 0);
 251     else
 252         pad->hDrvr = padid->hInstModule;
 253
 254     if (!pad->hDrvr) {
 255         HeapFree(MSACM_hHeap, 0, pad);
 256         return MMSYSERR_ERROR;
 257     }
 258
 259     pad->pfnDriverProc = GetProcAddress(pad->hDrvr, "DriverProc");
 260
 261     /* insert new pad at beg of list */
 262     pad->pNextACMDriver = padid->pACMDriverList;
 263     padid->pACMDriverList = pad;
 264
 265     /* FIXME: Create a WINE_ACMDRIVER32 */
 266     *phad = (HACMDRIVER)pad;
 267
 268     return MMSYSERR_NOERROR;
 269 }
 270
 271 /***********************************************************************
 272  *           acmDriverPriority (MSACM32.11)
 273  */
 274 MMRESULT WINAPI acmDriverPriority(HACMDRIVERID hadid, DWORD dwPriority, DWORD fdwPriority)
 275 {
 276     PWINE_ACMDRIVERID padid;
 277     CHAR szSubKey[17];
 278     CHAR szBuffer[256];
 279     LONG lBufferLength = sizeof(szBuffer);
 280     LONG lError;
 281     HKEY hPriorityKey;
 282     DWORD dwPriorityCounter;
 283
 284     padid = MSACM_GetDriverID(hadid);
 285     if (!padid)
 286         return MMSYSERR_INVALHANDLE;
 287
 288     /* Check for unknown flags */
 289     if (fdwPriority &
 290         ~(ACM_DRIVERPRIORITYF_ENABLE|ACM_DRIVERPRIORITYF_DISABLE|
 291           ACM_DRIVERPRIORITYF_BEGIN|ACM_DRIVERPRIORITYF_END))
 292         return MMSYSERR_INVALFLAG;
 293
 294     /* Check for incompatible flags */
 295     if ((fdwPriority & ACM_DRIVERPRIORITYF_ENABLE) &&
 296         (fdwPriority & ACM_DRIVERPRIORITYF_DISABLE))
 297         return MMSYSERR_INVALFLAG;
 298
 299     /* Check for incompatible flags */
 300     if ((fdwPriority & ACM_DRIVERPRIORITYF_BEGIN) &&
 301         (fdwPriority & ACM_DRIVERPRIORITYF_END))
 302         return MMSYSERR_INVALFLAG;
 303
 304     lError = RegOpenKeyA(HKEY_CURRENT_USER,
 305                          "Software\\Microsoft\\Multimedia\\"
 306                          "Audio Compression Manager\\Priority v4.00",
 307                          &hPriorityKey
 308                          );
 309     /* FIXME: Create key */
 310     if (lError != ERROR_SUCCESS)
 311         return MMSYSERR_ERROR;
 312
 313     for (dwPriorityCounter = 1; ; dwPriorityCounter++)  {
 314         wsnprintfA(szSubKey, 17, "Priorty%ld", dwPriorityCounter);
 315         lError = RegQueryValueA(hPriorityKey, szSubKey, szBuffer, &lBufferLength);
 316         if (lError != ERROR_SUCCESS)
 317             break;
 318
 319         FIXME("(0x%08x, %ld, %ld): stub (partial)\n",
 320               hadid, dwPriority, fdwPriority);
 321         break;
 322     }
 323
 324     RegCloseKey(hPriorityKey);
 325
 326     return MMSYSERR_ERROR;
 327 }
 328
 329 /***********************************************************************
 330  *           acmDriverRemove (MSACM32.12)
 331  */
 332 MMRESULT WINAPI acmDriverRemove(HACMDRIVERID hadid, DWORD fdwRemove)
 333 {
 334     PWINE_ACMDRIVERID padid;
 335
 336     padid = MSACM_GetDriverID(hadid);
 337     if (!padid)
 338         return MMSYSERR_INVALHANDLE;
 339
 340     if (fdwRemove)
 341         return MMSYSERR_INVALFLAG;
 342
 343     MSACM_UnregisterDriver(padid);
 344
 345     return MMSYSERR_NOERROR;
 346 }
 347