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[UMPNPMGR] Fix RunningOnLiveMedium according to Hermes' suggestions

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Note: Running a program on a LiveCD is not the same as running it in setup mode.
This commit is contained in:
Eric Kohl
2025-10-13 17:05:43 +02:00
parent 92b8ca8eab
commit 9fa8028ae4
1 changed files with 23 additions and 16 deletions
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39
base/services/umpnpmgr/umpnpmgr.c
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@@ -204,8 +204,9 @@ GetSuppressNewUIValue(VOID)
BOOL
RunningOnLiveMedium(VOID)
{
WCHAR CommandLine[MAX_PATH];
HKEY hSetupKey;
WCHAR Options[MAX_PATH];
PWSTR CurrentOption, NextOption;
HKEY hControlKey;
DWORD dwType;
DWORD dwSize;
DWORD dwError;
@@ -215,36 +216,42 @@ RunningOnLiveMedium(VOID)
/* Open the Setup key */
dwError = RegOpenKeyExW(HKEY_LOCAL_MACHINE,
L"SYSTEM\\Setup",
L"SYSTEM\\CurrentControlSet\\Control",
0,
KEY_QUERY_VALUE,
&hSetupKey);
&hControlKey);
if (dwError != ERROR_SUCCESS)
goto done;
/* Read the CmdLine value */
dwSize = sizeof(CommandLine);
dwError = RegQueryValueExW(hSetupKey,
L"CmdLine",
dwSize = sizeof(Options);
dwError = RegQueryValueExW(hControlKey,
L"SystemStartOptions",
NULL,
&dwType,
(LPBYTE)CommandLine,
(LPBYTE)Options,
&dwSize);
if (dwError != ERROR_SUCCESS ||
(dwType != REG_SZ &&
dwType != REG_EXPAND_SZ &&
dwType != REG_MULTI_SZ))
if ((dwError != ERROR_SUCCESS) || (dwType != REG_SZ))
goto done;
/* Check for the '-mini' option */
if (wcsstr(CommandLine, L" -mini") != NULL)
CurrentOption = Options;
while (CurrentOption)
{
DPRINT("Running on LiveMedium\n");
LiveMedium = TRUE;
NextOption = wcschr(CurrentOption, L' ');
if (NextOption)
*NextOption = L'\0';
if (_wcsicmp(CurrentOption, L"MININT") == 0)
{
DPRINT("Found 'MININT' boot option\n");
LiveMedium = TRUE;
goto done;
}
CurrentOption = NextOption ? NextOption + 1 : NULL;
}
done:
RegCloseKey(hSetupKey);
RegCloseKey(hControlKey);
return LiveMedium;
}