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winmm: Process MCI_DGV_INFO which is larger than MCI_INFO.

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Jörg Höhle 2011-05-18 15:08:11 +02:00 committed by Alexandre Julliard
parent 0e566c5b64
commit 40dfd72bdb
1 changed files with 5 additions and 3 deletions
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8
dlls/winmm/mci.c
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@ -345,8 +345,8 @@ static int MCI_MapMsgAtoW(UINT msg, DWORD_PTR dwParam1, DWORD_PTR *dwParam2)
return 0;
case MCI_INFO:
{
MCI_INFO_PARMSA *mci_infoA = (MCI_INFO_PARMSA *)*dwParam2;
MCI_INFO_PARMSW *mci_infoW;
MCI_DGV_INFO_PARMSA *mci_infoA = (MCI_DGV_INFO_PARMSA *)*dwParam2;
MCI_DGV_INFO_PARMSW *mci_infoW;
DWORD_PTR *ptr;
ptr = HeapAlloc(GetProcessHeap(), 0, sizeof(*mci_infoW) + sizeof(DWORD_PTR));
@ -354,7 +354,7 @@ static int MCI_MapMsgAtoW(UINT msg, DWORD_PTR dwParam1, DWORD_PTR *dwParam2)
*ptr++ = *dwParam2; /* save the previous pointer */
*dwParam2 = (DWORD_PTR)ptr;
mci_infoW = (MCI_INFO_PARMSW *)ptr;
mci_infoW = (MCI_DGV_INFO_PARMSW *)ptr;
if (dwParam1 & MCI_NOTIFY)
mci_infoW->dwCallback = mci_infoA->dwCallback;
@ -362,6 +362,8 @@ static int MCI_MapMsgAtoW(UINT msg, DWORD_PTR dwParam1, DWORD_PTR *dwParam2)
/* Size is measured in numbers of characters. */
mci_infoW->dwRetSize = mci_infoA->dwRetSize;
mci_infoW->lpstrReturn = HeapAlloc(GetProcessHeap(), 0, mci_infoW->dwRetSize * sizeof(WCHAR));
if (dwParam1 & MCI_DGV_INFO_ITEM)
mci_infoW->dwItem = mci_infoA->dwItem;
return 1;
}
case MCI_SAVE: