125 lines
2.9 KiB
C++
125 lines
2.9 KiB
C++
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/*++
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Copyright (c) 2002 Microsoft Corporation
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Module Name:
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ViaVoice8J.cpp
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Abstract:
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ViaVoice8J mutes Master and Wave volume on Win XP. Disable mute. ViaVoice8J
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installs riched20.dll and riched32.dll. These old dll prevent enroll wizard
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richedit working properly on Win XP. Remove those.
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Notes:
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This is an app specific shim.
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History:
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06/03/2002 hioh Created
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--*/
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#include "precomp.h"
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IMPLEMENT_SHIM_BEGIN(ViaVoice8J)
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#include "ShimHookMacro.h"
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typedef MMRESULT (WINAPI *_pfn_mixerSetControlDetails)(HMIXEROBJ hmxobj, LPMIXERCONTROLDETAILS pmxcd, DWORD fdwDetails);
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APIHOOK_ENUM_BEGIN
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APIHOOK_ENUM_ENTRY(mixerSetControlDetails)
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APIHOOK_ENUM_END
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/*++
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Disregard mute when fdwDetails is 0.
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--*/
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MMRESULT
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APIHOOK(mixerSetControlDetails)(
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HMIXEROBJ hmxobj,
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LPMIXERCONTROLDETAILS pmxcd,
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DWORD fdwDetails)
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{
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if (fdwDetails == 0) {
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return (0);
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}
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return ORIGINAL_API(mixerSetControlDetails)(hmxobj, pmxcd, fdwDetails);
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}
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/*++
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Remove installed \bin\riched20.dll & \bin\riched32.dll
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--*/
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BOOL
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NOTIFY_FUNCTION(
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DWORD fdwReason)
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{
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if (fdwReason == DLL_PROCESS_DETACH) {
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CSTRING_TRY
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{
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HKEY hKey;
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WCHAR szRegDir[] = L"SOFTWARE\\IBM\\ViaVoice Runtimes\\RTConfig";
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// Get ViaVoice Registry
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if (ERROR_SUCCESS == RegOpenKeyExW(HKEY_LOCAL_MACHINE, szRegDir, 0,
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KEY_QUERY_VALUE, &hKey)) {
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WCHAR szRegBin[] = L"bin";
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DWORD dwType;
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WCHAR szDir[MAX_PATH];
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DWORD cbData = sizeof(szDir);
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// Get installed directory
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if (ERROR_SUCCESS == RegQueryValueExW(hKey, szRegBin, NULL, &dwType,
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(LPBYTE) szDir, &cbData)) {
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RegCloseKey(hKey);
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// Delete problem richedit files
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CString csDel;
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csDel = szDir;
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csDel += L"\\riched20.dll";
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if (INVALID_FILE_ATTRIBUTES != GetFileAttributesW(csDel)) {
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// Delete riched20.dll
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DeleteFileW(csDel);
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}
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csDel = szDir;
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csDel += L"\\riched32.dll";
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if (INVALID_FILE_ATTRIBUTES != GetFileAttributesW(csDel)) {
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// Delete riched32.dll
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DeleteFileW(csDel);
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}
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}
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}
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}
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CSTRING_CATCH
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{
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// Do nothing
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}
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}
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return TRUE;
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}
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/*++
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Register hooked functions
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--*/
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HOOK_BEGIN
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CALL_NOTIFY_FUNCTION
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APIHOOK_ENTRY(WINMM.DLL, mixerSetControlDetails)
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HOOK_END
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IMPLEMENT_SHIM_END
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