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Windows: notify users after EFI bootloader CA refresh

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Record EFI bootloader resource set changes during PostOOBE refreshes and mark a machine-wide rescue disk reminder.

Show the reminder on VeraCrypt startup using the existing generic rescue disk prompt and Create Rescue Disk flow.
This commit is contained in:
Mounir IDRASSI committed 2026-06-15 22:57:28 +09:00
1 parent 43aa914075
commit 330f1f8b29
3 files changed
+169 -10
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src/Common/Dlgcode.c
+48 -1
View File
@@ -3739,9 +3739,56 @@ void SavePostInstallTasksSettings (int command)
}
static BOOL ReadEfiBootLoaderDiagnosticsDword (const wchar_t *valueName, DWORD *value)
{
return ReadLocalMachineRegistryDword (
(wchar_t *) VC_EFI_BOOT_LOADER_DIAGNOSTICS_REGISTRY_KEY,
(wchar_t *) valueName,
value);
}
static BOOL EfiBootLoaderRescueDiskResourceSetMatches (DWORD resourceSet)
{
DWORD rescueDiskResourceSet = 0;
return resourceSet != 0
&& ReadEfiBootLoaderDiagnosticsDword (VC_EFI_BOOT_LOADER_RESCUE_DISK_RESOURCE_SET_VALUE_NAME, &rescueDiskResourceSet)
&& rescueDiskResourceSet == resourceSet;
}
static BOOL IsEfiBootLoaderRescueDiskPromptPending (void)
{
DWORD promptId = 0;
DWORD recordedResourceSet = 0;
DWORD promptResourceSet = 0;
if (ReadEfiBootLoaderDiagnosticsDword (VC_EFI_BOOT_LOADER_RESCUE_DISK_PROMPT_ID_VALUE_NAME, &promptId) && promptId != 0)
{
if (!ReadEfiBootLoaderDiagnosticsDword (VC_EFI_BOOT_LOADER_RESCUE_DISK_PROMPT_RESOURCE_SET_VALUE_NAME, &promptResourceSet))
{
if (!ReadEfiBootLoaderDiagnosticsDword (VC_EFI_BOOT_LOADER_RESOURCE_SET_VALUE_NAME, &promptResourceSet))
return FALSE;
}
return !EfiBootLoaderRescueDiskResourceSetMatches (promptResourceSet);
}
if (ReadEfiBootLoaderDiagnosticsDword (VC_EFI_BOOT_LOADER_RESOURCE_SET_VALUE_NAME, &recordedResourceSet)
&& recordedResourceSet == VC_EFI_BOOT_LOADER_RESOURCE_SET_2023)
{
return !EfiBootLoaderRescueDiskResourceSetMatches (recordedResourceSet);
}
return FALSE;
}
void DoPostInstallTasks (HWND hwndDlg)
{
BOOL bDone = FALSE;
BOOL bEfiBootLoaderRescueDiskPromptPending = IsEfiBootLoaderRescueDiskPromptPending ();
if (FileExists (GetConfigPath (TC_APPD_FILENAME_POST_INSTALL_TASK_TUTORIAL)))
{
@@ -3759,7 +3806,7 @@ void DoPostInstallTasks (HWND hwndDlg)
bDone = TRUE;
}
if (FileExists (GetConfigPath (TC_APPD_FILENAME_POST_INSTALL_TASK_RESCUE_DISK)))
if (FileExists (GetConfigPath (TC_APPD_FILENAME_POST_INSTALL_TASK_RESCUE_DISK)) || bEfiBootLoaderRescueDiskPromptPending)
{
if (AskYesNo ("AFTER_UPGRADE_RESCUE_DISK", hwndDlg) == IDYES)
PostMessage (hwndDlg, VC_APPMSG_CREATE_RESCUE_DISK, 0, 0);