Author: tfaber
Date: Fri Apr 17 19:20:32 2015
New Revision: 67232
URL: http://svn.reactos.org/svn/reactos?rev=67232&view=rev
Log:
[WINMM]
- Sync MCI_SysInfo with Wine.
CORE-8528 #resolve
Modified:
trunk/reactos/dll/win32/winmm/mci.c
Modified: trunk/reactos/dll/win32/winmm/mci.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/win32/winmm/mci.c?rev=67232&r1=67231&r2=67232&view=diff
==============================================================================
--- trunk/reactos/dll/win32/winmm/mci.c [iso-8859-1] (original)
+++ trunk/reactos/dll/win32/winmm/mci.c [iso-8859-1] Fri Apr 17 19:20:32 2015
@@ -35,11 +35,6 @@
* + only works on string interface, on regular devices (don't work on all
* nor custom devices)
* - command table handling isn't thread safe
- */
-
-/* to be cross checked:
- * - heapalloc for *sizeof(WCHAR) when needed
- * - size of string in WCHAR or bytes? (#chars for MCI_INFO, #bytes for
MCI_SYSINFO)
*/
#include "winemm.h"
@@ -1726,19 +1721,25 @@
static DWORD MCI_SysInfo(UINT uDevID, DWORD dwFlags, LPMCI_SYSINFO_PARMSW
lpParms)
{
DWORD ret = MCIERR_INVALID_DEVICE_ID, cnt = 0;
- WCHAR buf[2048], *s = buf, *p;
+ WCHAR buf[2048], *s, *p;
LPWINE_MCIDRIVER wmd;
HKEY hKey;
- if (lpParms == NULL || lpParms->lpstrReturn == NULL)
- return MCIERR_NULL_PARAMETER_BLOCK;
+ if (lpParms == NULL) return
MCIERR_NULL_PARAMETER_BLOCK;
+ if (lpParms->lpstrReturn == NULL) return MCIERR_PARAM_OVERFLOW;
TRACE("(%08x, %08X, %p[num=%d, wDevTyp=%u])\n",
uDevID, dwFlags, lpParms, lpParms->dwNumber, lpParms->wDeviceType);
-
- switch (dwFlags & ~MCI_SYSINFO_OPEN) {
+ if ((WORD)MCI_ALL_DEVICE_ID == LOWORD(uDevID))
+ uDevID = MCI_ALL_DEVICE_ID; /* Be compatible with Win9x */
+
+ switch (dwFlags & ~(MCI_SYSINFO_OPEN|MCI_NOTIFY|MCI_WAIT)) {
case MCI_SYSINFO_QUANTITY:
- if (lpParms->wDeviceType < MCI_DEVTYPE_FIRST || lpParms->wDeviceType >
MCI_DEVTYPE_LAST) {
+ if (lpParms->dwRetSize < sizeof(DWORD))
+ return MCIERR_PARAM_OVERFLOW;
+ /* Win9x returns 0 for 0 < uDevID < (UINT16)MCI_ALL_DEVICE_ID */
+ if (uDevID == MCI_ALL_DEVICE_ID) {
+ /* wDeviceType == MCI_ALL_DEVICE_ID is not recognized. */
if (dwFlags & MCI_SYSINFO_OPEN) {
TRACE("MCI_SYSINFO_QUANTITY: # of open MCI drivers\n");
EnterCriticalSection(&WINMM_cs);
@@ -1758,21 +1759,32 @@
}
} else {
if (dwFlags & MCI_SYSINFO_OPEN) {
- TRACE("MCI_SYSINFO_QUANTITY: # of open MCI drivers of type
%u\n", lpParms->wDeviceType);
+ TRACE("MCI_SYSINFO_QUANTITY: # of open MCI drivers of type
%d\n", lpParms->wDeviceType);
EnterCriticalSection(&WINMM_cs);
for (wmd = MciDrivers; wmd; wmd = wmd->lpNext) {
if (wmd->wType == lpParms->wDeviceType) cnt++;
}
LeaveCriticalSection(&WINMM_cs);
} else {
- TRACE("MCI_SYSINFO_QUANTITY: # of installed MCI drivers of type
%u\n", lpParms->wDeviceType);
+ TRACE("MCI_SYSINFO_QUANTITY: # of installed MCI drivers of type
%d\n", lpParms->wDeviceType);
FIXME("Don't know how to get # of MCI devices of a given
type\n");
- cnt = 1;
+ /* name = LoadStringW(hWinMM32Instance,
LOWORD(lpParms->wDeviceType))
+ * then lookup registry and/or system.ini for name, ignoring
digits suffix */
+ switch (LOWORD(lpParms->wDeviceType)) {
+ case MCI_DEVTYPE_CD_AUDIO:
+ case MCI_DEVTYPE_WAVEFORM_AUDIO:
+ case MCI_DEVTYPE_SEQUENCER:
+ cnt = 1;
+ break;
+ default: /* "digitalvideo" gets 0 because it's not in the
registry */
+ cnt = 0;
+ }
}
}
*(DWORD*)lpParms->lpstrReturn = cnt;
TRACE("(%d) => '%d'\n", lpParms->dwNumber,
*(DWORD*)lpParms->lpstrReturn);
ret = MCI_INTEGER_RETURNED;
+ /* return ret; Only Win9x sends a notification in this case. */
break;
case MCI_SYSINFO_INSTALLNAME:
TRACE("MCI_SYSINFO_INSTALLNAME\n");
@@ -1780,18 +1792,33 @@
ret = MCI_WriteString(lpParms->lpstrReturn, lpParms->dwRetSize,
wmd->lpstrDeviceType);
} else {
- *lpParms->lpstrReturn = 0;
- ret = MCIERR_INVALID_DEVICE_ID;
+ ret = (uDevID == MCI_ALL_DEVICE_ID)
+ ? MCIERR_CANNOT_USE_ALL : MCIERR_INVALID_DEVICE_NAME;
}
TRACE("(%d) => %s\n", lpParms->dwNumber,
debugstr_w(lpParms->lpstrReturn));
break;
case MCI_SYSINFO_NAME:
- TRACE("MCI_SYSINFO_NAME\n");
+ s = NULL;
if (dwFlags & MCI_SYSINFO_OPEN) {
- FIXME("Don't handle MCI_SYSINFO_NAME|MCI_SYSINFO_OPEN (yet)\n");
- ret = MCIERR_UNRECOGNIZED_COMMAND;
- } else {
- s = NULL;
+ /* Win9x returns 0 for 0 < uDevID < (UINT16)MCI_ALL_DEVICE_ID */
+ TRACE("MCI_SYSINFO_NAME: nth alias of type %d\n",
+ uDevID == MCI_ALL_DEVICE_ID ? MCI_ALL_DEVICE_ID :
lpParms->wDeviceType);
+ EnterCriticalSection(&WINMM_cs);
+ for (wmd = MciDrivers; wmd; wmd = wmd->lpNext) {
+ /* wDeviceType == MCI_ALL_DEVICE_ID is not recognized. */
+ if (uDevID == MCI_ALL_DEVICE_ID ||
+ lpParms->wDeviceType == wmd->wType) {
+ cnt++;
+ if (cnt == lpParms->dwNumber) {
+ s = wmd->lpstrAlias;
+ break;
+ }
+ }
+ }
+ LeaveCriticalSection(&WINMM_cs);
+ ret = s ? MCI_WriteString(lpParms->lpstrReturn, lpParms->dwRetSize,
s) : MCIERR_OUTOFRANGE;
+ } else if (MCI_ALL_DEVICE_ID == uDevID) {
+ TRACE("MCI_SYSINFO_NAME: device #%d\n", lpParms->dwNumber);
if (RegOpenKeyExW( HKEY_LOCAL_MACHINE, wszHklmMci, 0,
KEY_QUERY_VALUE, &hKey ) == ERROR_SUCCESS) {
if (RegQueryInfoKeyW( hKey, 0, 0, 0, &cnt,
@@ -1815,14 +1842,27 @@
}
}
}
- ret = s ? MCI_WriteString(lpParms->lpstrReturn, lpParms->dwRetSize
/ sizeof(WCHAR), s) : MCIERR_OUTOFRANGE;
+ ret = s ? MCI_WriteString(lpParms->lpstrReturn, lpParms->dwRetSize,
s) : MCIERR_OUTOFRANGE;
+ } else {
+ FIXME("MCI_SYSINFO_NAME: nth device of type %d\n",
lpParms->wDeviceType);
+ /* Cheating: what is asked for is the nth device from the registry.
*/
+ if (1 != lpParms->dwNumber || /* Handle only one of each kind. */
+ lpParms->wDeviceType < MCI_DEVTYPE_FIRST ||
lpParms->wDeviceType > MCI_DEVTYPE_LAST)
+ ret = MCIERR_OUTOFRANGE;
+ else {
+ LoadStringW(hWinMM32Instance, LOWORD(lpParms->wDeviceType),
+ lpParms->lpstrReturn, lpParms->dwRetSize);
+ ret = 0;
+ }
}
TRACE("(%d) => %s\n", lpParms->dwNumber,
debugstr_w(lpParms->lpstrReturn));
break;
default:
TRACE("Unsupported flag value=%08x\n", dwFlags);
- ret = MCIERR_UNRECOGNIZED_COMMAND;
- }
+ ret = MCIERR_UNRECOGNIZED_KEYWORD;
+ }
+ if ((dwFlags & MCI_NOTIFY) && HRESULT_CODE(ret)==0)
+ mciDriverNotify((HWND)lpParms->dwCallback, uDevID,
MCI_NOTIFY_SUCCESSFUL);
return ret;
}
