dlls/msacm32/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 "driver.h"
  17 #include "heap.h"
  18 #include "mmsystem.h"
  19 #include "msacm.h"
  20 #include "msacmdrv.h"
  21 #include "wineacm.h"
  22 #include "winreg.h"
  23
  24 DEFAULT_DEBUG_CHANNEL(msacm)
  25
  26 /***********************************************************************
  27  *           acmDriverAddA (MSACM32.2)
  28  */
  29 MMRESULT WINAPI acmDriverAddA(PHACMDRIVERID phadid, HINSTANCE hinstModule,
  30                               LPARAM lParam, DWORD dwPriority, DWORD fdwAdd)
  31 {
  32     if (!phadid)
  33         return MMSYSERR_INVALPARAM;
  34
  35     /* Check if any unknown flags */
  36     if (fdwAdd &
  37         ~(ACM_DRIVERADDF_FUNCTION|ACM_DRIVERADDF_NOTIFYHWND|
  38           ACM_DRIVERADDF_GLOBAL))
  39         return MMSYSERR_INVALFLAG;
  40
  41     /* Check if any incompatible flags */
  42     if ((fdwAdd & ACM_DRIVERADDF_FUNCTION) &&
  43         (fdwAdd & ACM_DRIVERADDF_NOTIFYHWND))
  44         return MMSYSERR_INVALFLAG;
  45
  46     /* FIXME: in fact, should GetModuleFileName(hinstModule) and do a
  47      * LoadDriver on it, to be sure we can call SendDriverMessage on the
  48      * hDrvr handle.
  49      */
  50     *phadid = (HACMDRIVERID) MSACM_RegisterDriver(NULL, NULL, hinstModule);
  51
  52     /* FIXME: lParam, dwPriority and fdwAdd ignored */
  53
  54     return MMSYSERR_NOERROR;
  55 }
  56
  57 /***********************************************************************
  58  *           acmDriverAddW (MSACM32.3)
  59  * FIXME
  60  *   Not implemented
  61  */
  62 MMRESULT WINAPI acmDriverAddW(PHACMDRIVERID phadid, HINSTANCE hinstModule,
  63                               LPARAM lParam, DWORD dwPriority, DWORD fdwAdd)
  64 {
  65     FIXME("(%p, 0x%08x, %ld, %ld, %ld): stub\n",
  66           phadid, hinstModule, lParam, dwPriority, fdwAdd);
  67
  68     SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
  69     return MMSYSERR_ERROR;
  70 }
  71
  72 /***********************************************************************
  73  *           acmDriverClose (MSACM32.4)
  74  */
  75 MMRESULT WINAPI acmDriverClose(HACMDRIVER had, DWORD fdwClose)
  76 {
  77     PWINE_ACMDRIVER  p;
  78     PWINE_ACMDRIVER* tp;
  79
  80     if (fdwClose)
  81         return MMSYSERR_INVALFLAG;
  82
  83     p = MSACM_GetDriver(had);
  84     if (!p)
  85         return MMSYSERR_INVALHANDLE;
  86
  87     for (tp = &(p->obj.pACMDriverID->pACMDriverList); *tp; *tp = (*tp)->pNextACMDriver) {
  88         if (*tp == p) {
  89             *tp = (*tp)->pNextACMDriver;
  90             break;
  91         }
  92     }
  93
  94     if (p->hDrvr && !p->obj.pACMDriverID->pACMDriverList)
  95         CloseDriver(p->hDrvr, 0, 0);
  96
  97     HeapFree(MSACM_hHeap, 0, p);
  98
  99     return MMSYSERR_NOERROR;
 100 }
 101
 102 /***********************************************************************
 103  *           acmDriverDetailsA (MSACM32.5)
 104  */
 105 MMRESULT WINAPI acmDriverDetailsA(HACMDRIVERID hadid, PACMDRIVERDETAILSA padd, DWORD fdwDetails)
 106 {
 107     MMRESULT mmr;
 108     ACMDRIVERDETAILSW   addw;
 109
 110     addw.cbStruct = sizeof(addw);
 111     mmr = acmDriverDetailsW(hadid, &addw, fdwDetails);
 112     if (mmr == 0) {
 113         padd->fccType = addw.fccType;
 114         padd->fccComp = addw.fccComp;
 115         padd->wMid = addw.wMid;
 116         padd->wPid = addw.wPid;
 117         padd->vdwACM = addw.vdwACM;
 118         padd->vdwDriver = addw.vdwDriver;
 119         padd->fdwSupport = addw.fdwSupport;
 120         padd->cFormatTags = addw.cFormatTags;
 121         padd->cFilterTags = addw.cFilterTags;
 122         padd->hicon = addw.hicon;
 123         lstrcpyWtoA(padd->szShortName, addw.szShortName);
 124         lstrcpyWtoA(padd->szLongName, addw.szLongName);
 125         lstrcpyWtoA(padd->szCopyright, addw.szCopyright);
 126         lstrcpyWtoA(padd->szLicensing, addw.szLicensing);
 127         lstrcpyWtoA(padd->szFeatures, addw.szFeatures);
 128     }
 129     return mmr;
 130 }
 131
 132 /***********************************************************************
 133  *           acmDriverDetailsW (MSACM32.6)
 134  */
 135 MMRESULT WINAPI acmDriverDetailsW(HACMDRIVERID hadid, PACMDRIVERDETAILSW padd, DWORD fdwDetails)
 136 {
 137     HACMDRIVER acmDrvr;
 138     MMRESULT mmr;
 139
 140     if (fdwDetails)
 141         return MMSYSERR_INVALFLAG;
 142
 143     mmr = acmDriverOpen(&acmDrvr, hadid, 0);
 144     if (mmr == 0) {
 145         mmr = (MMRESULT)acmDriverMessage(acmDrvr, ACMDM_DRIVER_DETAILS, (LPARAM) padd,  0);
 146
 147         acmDriverClose(acmDrvr, 0);
 148     }
 149
 150     return mmr;
 151 }
 152
 153 /***********************************************************************
 154  *           acmDriverEnum (MSACM32.7)
 155  */
 156 MMRESULT WINAPI acmDriverEnum(ACMDRIVERENUMCB fnCallback, DWORD dwInstance, DWORD fdwEnum)
 157 {
 158     PWINE_ACMDRIVERID   p;
 159     DWORD               fdwSupport;
 160
 161     if (!fnCallback) {
 162         return MMSYSERR_INVALPARAM;
 163     }
 164
 165     if (fdwEnum && ~(ACM_DRIVERENUMF_NOLOCAL|ACM_DRIVERENUMF_DISABLED)) {
 166         return MMSYSERR_INVALFLAG;
 167     }
 168
 169     for (p = MSACM_pFirstACMDriverID; p; p = p->pNextACMDriverID) {
 170         fdwSupport = ACMDRIVERDETAILS_SUPPORTF_CODEC;
 171         if (!p->bEnabled) {
 172             if (fdwEnum & ACM_DRIVERENUMF_DISABLED)
 173                 fdwSupport |= ACMDRIVERDETAILS_SUPPORTF_DISABLED;
 174             else
 175                 continue;
 176         }
 177         (*fnCallback)((HACMDRIVERID) p, dwInstance, fdwSupport);
 178     }
 179
 180     return MMSYSERR_NOERROR;
 181 }
 182
 183 /***********************************************************************
 184  *           acmDriverID (MSACM32.8)
 185  */
 186 MMRESULT WINAPI acmDriverID(HACMOBJ hao, PHACMDRIVERID phadid, DWORD fdwDriverID)
 187 {
 188     PWINE_ACMOBJ pao;
 189
 190     pao = MSACM_GetObj(hao);
 191     if (!pao)
 192         return MMSYSERR_INVALHANDLE;
 193
 194     if (!phadid)
 195         return MMSYSERR_INVALPARAM;
 196
 197     if (fdwDriverID)
 198         return MMSYSERR_INVALFLAG;
 199
 200     *phadid = (HACMDRIVERID) pao->pACMDriverID;
 201
 202     return MMSYSERR_NOERROR;
 203 }
 204
 205 /***********************************************************************
 206  *           acmDriverMessage (MSACM32.9)
 207  * FIXME
 208  *   Not implemented
 209  */
 210 LRESULT WINAPI acmDriverMessage(HACMDRIVER had, UINT uMsg, LPARAM lParam1, LPARAM lParam2)
 211 {
 212     PWINE_ACMDRIVER pad = MSACM_GetDriver(had);
 213     if (!pad)
 214         return MMSYSERR_INVALPARAM;
 215
 216     /* FIXME: Check if uMsg legal */
 217
 218     if (!SendDriverMessage(pad->hDrvr, uMsg, lParam1, lParam2))
 219         return MMSYSERR_NOTSUPPORTED;
 220
 221     return MMSYSERR_NOERROR;
 222 }
 223
 224
 225 /***********************************************************************
 226  *           acmDriverOpen (MSACM32.10)
 227  */
 228 MMRESULT WINAPI acmDriverOpen(PHACMDRIVER phad, HACMDRIVERID hadid, DWORD fdwOpen)
 229 {
 230     PWINE_ACMDRIVERID   padid;
 231     PWINE_ACMDRIVER     pad;
 232
 233     TRACE("(%p, %x, %08lu)\n", phad, hadid, fdwOpen);
 234
 235     if (!phad)
 236         return MMSYSERR_INVALPARAM;
 237
 238     padid = MSACM_GetDriverID(hadid);
 239     if (!padid)
 240         return MMSYSERR_INVALHANDLE;
 241
 242     if (fdwOpen)
 243         return MMSYSERR_INVALFLAG;
 244
 245     pad = HeapAlloc(MSACM_hHeap, 0, sizeof(WINE_ACMDRIVER));
 246     if (!pad) return MMSYSERR_NOMEM;
 247
 248     pad->obj.pACMDriverID = padid;
 249
 250     if (!padid->hInstModule)
 251         pad->hDrvr = OpenDriverA(padid->pszDriverAlias, "drivers32", 0);
 252     else
 253         pad->hDrvr = padid->hInstModule;
 254
 255     if (!pad->hDrvr) {
 256         HeapFree(MSACM_hHeap, 0, pad);
 257         return MMSYSERR_ERROR;
 258     }
 259
 260     pad->pfnDriverProc = GetProcAddress(pad->hDrvr, "DriverProc");
 261
 262     /* insert new pad at beg of list */
 263     pad->pNextACMDriver = padid->pACMDriverList;
 264     padid->pACMDriverList = pad;
 265
 266     /* FIXME: Create a WINE_ACMDRIVER32 */
 267     *phad = (HACMDRIVER)pad;
 268
 269     return MMSYSERR_NOERROR;
 270 }
 271
 272 /***********************************************************************
 273  *           acmDriverPriority (MSACM32.11)
 274  */
 275 MMRESULT WINAPI acmDriverPriority(HACMDRIVERID hadid, DWORD dwPriority, DWORD fdwPriority)
 276 {
 277     PWINE_ACMDRIVERID padid;
 278     CHAR szSubKey[17];
 279     CHAR szBuffer[256];
 280     LONG lBufferLength = sizeof(szBuffer);
 281     LONG lError;
 282     HKEY hPriorityKey;
 283     DWORD dwPriorityCounter;
 284
 285     padid = MSACM_GetDriverID(hadid);
 286     if (!padid)
 287         return MMSYSERR_INVALHANDLE;
 288
 289     /* Check for unknown flags */
 290     if (fdwPriority &
 291         ~(ACM_DRIVERPRIORITYF_ENABLE|ACM_DRIVERPRIORITYF_DISABLE|
 292           ACM_DRIVERPRIORITYF_BEGIN|ACM_DRIVERPRIORITYF_END))
 293         return MMSYSERR_INVALFLAG;
 294
 295     /* Check for incompatible flags */
 296     if ((fdwPriority & ACM_DRIVERPRIORITYF_ENABLE) &&
 297         (fdwPriority & ACM_DRIVERPRIORITYF_DISABLE))
 298         return MMSYSERR_INVALFLAG;
 299
 300     /* Check for incompatible flags */
 301     if ((fdwPriority & ACM_DRIVERPRIORITYF_BEGIN) &&
 302         (fdwPriority & ACM_DRIVERPRIORITYF_END))
 303         return MMSYSERR_INVALFLAG;
 304
 305     lError = RegOpenKeyA(HKEY_CURRENT_USER,
 306                          "Software\\Microsoft\\Multimedia\\"
 307                          "Audio Compression Manager\\Priority v4.00",
 308                          &hPriorityKey
 309                          );
 310     /* FIXME: Create key */
 311     if (lError != ERROR_SUCCESS)
 312         return MMSYSERR_ERROR;
 313
 314     for (dwPriorityCounter = 1; ; dwPriorityCounter++)  {
 315         wsnprintfA(szSubKey, 17, "Priorty%ld", dwPriorityCounter);
 316         lError = RegQueryValueA(hPriorityKey, szSubKey, szBuffer, &lBufferLength);
 317         if (lError != ERROR_SUCCESS)
 318             break;
 319
 320         FIXME("(0x%08x, %ld, %ld): stub (partial)\n",
 321               hadid, dwPriority, fdwPriority);
 322         break;
 323     }
 324
 325     RegCloseKey(hPriorityKey);
 326
 327     return MMSYSERR_ERROR;
 328 }
 329
 330 /***********************************************************************
 331  *           acmDriverRemove (MSACM32.12)
 332  */
 333 MMRESULT WINAPI acmDriverRemove(HACMDRIVERID hadid, DWORD fdwRemove)
 334 {
 335     PWINE_ACMDRIVERID padid;
 336
 337     padid = MSACM_GetDriverID(hadid);
 338     if (!padid)
 339         return MMSYSERR_INVALHANDLE;
 340
 341     if (fdwRemove)
 342         return MMSYSERR_INVALFLAG;
 343
 344     MSACM_UnregisterDriver(padid);
 345
 346     return MMSYSERR_NOERROR;
 347 }
 348