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msvfw32: Fix enumeration of VFW video codecs that are registered in the registry.
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commit
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@ -107,9 +107,8 @@ typedef BOOL (*enum_handler_t)(const char*, int, void*);
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static BOOL enum_drivers(DWORD fccType, enum_handler_t handler, void* param)
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{
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CHAR buf[2048], fccTypeStr[5], *s;
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DWORD i, cnt = 0, bufLen, lRet;
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DWORD i, cnt = 0, lRet;
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BOOL result = FALSE;
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FILETIME lastWrite;
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HKEY hKey;
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fourcc_to_string(fccTypeStr, fccType);
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@ -119,14 +118,17 @@ static BOOL enum_drivers(DWORD fccType, enum_handler_t handler, void* param)
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lRet = RegOpenKeyExA(HKEY_LOCAL_MACHINE, HKLM_DRIVERS32, 0, KEY_QUERY_VALUE, &hKey);
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if (lRet == ERROR_SUCCESS)
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{
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DWORD numkeys;
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RegQueryInfoKeyA( hKey, 0, 0, 0, &numkeys, 0, 0, 0, 0, 0, 0, 0);
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for (i = 0; i < numkeys; i++)
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DWORD name, data, type;
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i = 0;
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for (;;)
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{
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bufLen = sizeof(buf) / sizeof(buf[0]);
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lRet = RegEnumKeyExA(hKey, i, buf, &bufLen, 0, 0, 0, &lastWrite);
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name = 10;
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data = sizeof buf - name;
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lRet = RegEnumValueA(hKey, i++, buf, &name, 0, &type, (LPBYTE)(buf+name), &data);
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if (lRet == ERROR_NO_MORE_ITEMS) break;
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if (lRet != ERROR_SUCCESS) continue;
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if (strncasecmp(buf, fccTypeStr, 5) || buf[9] != '=') continue;
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if (name != 9 || strncasecmp(buf, fccTypeStr, 5)) continue;
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buf[name] = '=';
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if ((result = handler(buf, cnt++, param))) break;
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}
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RegCloseKey( hKey );
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