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[misc] improve ToggleEsp() call to take an offset

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* Also fix a MinGW warning
This commit is contained in:
Pete Batard 2020-08-15 14:57:48 +01:00
parent ba406843f4
commit 3f0d574657
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GPG key ID: 38E0CF5E69EDD671
4 changed files with 69 additions and 54 deletions
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109
src/drive.c
View file

@ -73,6 +73,7 @@ PF_TYPE_DECL(NTAPI, NTSTATUS, NtQueryVolumeInformationFile, (HANDLE, PIO_STATUS_
*/
RUFUS_DRIVE_INFO SelectedDrive;
extern BOOL installed_uefi_ntfs, write_as_esp;
extern int nWindowsVersion;
uint64_t partition_offset[3];
uint64_t persistence_size = 0;
@ -1198,7 +1199,7 @@ static BOOL ClearEspInfo(uint8_t index)
* Needed because Windows 10 doesn't mount ESPs by default, and also
* doesn't let usermode apps (such as File Explorer) access mounted ESPs.
*/
BOOL ToggleEsp(DWORD DriveIndex)
BOOL ToggleEsp(DWORD DriveIndex, uint64_t PartitionOffset)
{
char *volume_name, mount_point[] = DEFAULT_ESP_MOUNT_POINT;
BOOL r, ret = FALSE, found = FALSE;
@ -1208,7 +1209,7 @@ BOOL ToggleEsp(DWORD DriveIndex)
GUID* guid;
PDRIVE_LAYOUT_INFORMATION_EX DriveLayout = (PDRIVE_LAYOUT_INFORMATION_EX)(void*)layout;
if (nWindowsVersion < WINDOWS_10) {
if ((PartitionOffset == 0) && (nWindowsVersion < WINDOWS_10)) {
uprintf("ESP toggling is only available for Windows 10 or later");
return FALSE;
}
@ -1223,50 +1224,62 @@ BOOL ToggleEsp(DWORD DriveIndex)
uprintf("Could not get layout for drive 0x%02x: %s", DriveIndex, WindowsErrorString());
goto out;
}
// TODO: Handle MBR
if (DriveLayout->PartitionStyle != PARTITION_STYLE_GPT) {
uprintf("ESP toggling is only available for GPT drives");
goto out;
}
// See if the current drive contains an ESP
for (i = 0, j = 0; i < DriveLayout->PartitionCount; i++) {
if (CompareGUID(&DriveLayout->PartitionEntry[i].Gpt.PartitionType, &PARTITION_GENERIC_ESP)) {
esp_index = i;
j++;
}
}
if (j > 1) {
uprintf("ESP toggling is not available for drives with more than one ESP");
goto out;
}
if (j == 1) {
// ESP -> Basic Data
i = esp_index;
uprintf("ESP name: '%S'", DriveLayout->PartitionEntry[i].Gpt.Name);
if (!StoreEspInfo(&DriveLayout->PartitionEntry[i].Gpt.PartitionId)) {
uprintf("ESP toggling data could not be stored");
goto out;
}
DriveLayout->PartitionEntry[i].Gpt.PartitionType = PARTITION_MICROSOFT_DATA;
} else {
// Basic Data -> ESP
for (j = 1; j <= MAX_ESP_TOGGLE; j++) {
guid = GetEspGuid((uint8_t)j);
if (guid != NULL) {
for (i = 0; i < DriveLayout->PartitionCount; i++) {
if (CompareGUID(guid, &DriveLayout->PartitionEntry[i].Gpt.PartitionId)) {
found = TRUE;
break;
}
}
if (found)
break;
if (PartitionOffset == 0) {
// See if the current drive contains an ESP
for (i = 0, j = 0; i < DriveLayout->PartitionCount; i++) {
if (CompareGUID(&DriveLayout->PartitionEntry[i].Gpt.PartitionType, &PARTITION_GENERIC_ESP)) {
esp_index = i;
j++;
}
}
if (j > MAX_ESP_TOGGLE)
if (j > 1) {
uprintf("ESP toggling is not available for drives with more than one ESP");
goto out;
DriveLayout->PartitionEntry[i].Gpt.PartitionType = PARTITION_GENERIC_ESP;
}
if (j == 1) {
// ESP -> Basic Data
i = esp_index;
uprintf("ESP name: '%S'", DriveLayout->PartitionEntry[i].Gpt.Name);
if (!StoreEspInfo(&DriveLayout->PartitionEntry[i].Gpt.PartitionId)) {
uprintf("ESP toggling data could not be stored");
goto out;
}
DriveLayout->PartitionEntry[i].Gpt.PartitionType = PARTITION_MICROSOFT_DATA;
} else {
// Basic Data -> ESP
for (j = 1; j <= MAX_ESP_TOGGLE; j++) {
guid = GetEspGuid((uint8_t)j);
if (guid != NULL) {
for (i = 0; i < DriveLayout->PartitionCount; i++) {
if (CompareGUID(guid, &DriveLayout->PartitionEntry[i].Gpt.PartitionId)) {
found = TRUE;
break;
}
}
if (found)
break;
}
}
if (j > MAX_ESP_TOGGLE)
goto out;
DriveLayout->PartitionEntry[i].Gpt.PartitionType = PARTITION_GENERIC_ESP;
}
} else {
for (i = 0, j = 0; i < DriveLayout->PartitionCount; i++) {
if (DriveLayout->PartitionEntry[i].StartingOffset.QuadPart == PartitionOffset)
DriveLayout->PartitionEntry[i].Gpt.PartitionType = PARTITION_GENERIC_ESP;
}
}
if (i >= DriveLayout->PartitionCount) {
uprintf("No partition to toggle");
goto out;
}
DriveLayout->PartitionEntry[i].RewritePartition = TRUE; // Just in case
@ -1276,14 +1289,16 @@ BOOL ToggleEsp(DWORD DriveIndex)
goto out;
}
RefreshDriveLayout(hPhysical);
if (CompareGUID(&DriveLayout->PartitionEntry[i].Gpt.PartitionType, &PARTITION_GENERIC_ESP)) {
// We successfully reverted ESP from Basic Data -> Delete stored ESP info
ClearEspInfo((uint8_t)j);
} else if (!IsDriveLetterInUse(*mount_point)) {
// We succesfully switched ESP to Basic Data -> Try to mount it
volume_name = GetLogicalName(DriveIndex, DriveLayout->PartitionEntry[i].StartingOffset.QuadPart, TRUE, FALSE);
IGNORE_RETVAL(MountVolume(mount_point, volume_name));
free(volume_name);
if (PartitionOffset == 0) {
if (CompareGUID(&DriveLayout->PartitionEntry[i].Gpt.PartitionType, &PARTITION_GENERIC_ESP)) {
// We successfully reverted ESP from Basic Data -> Delete stored ESP info
ClearEspInfo((uint8_t)j);
} else if (!IsDriveLetterInUse(*mount_point)) {
// We succesfully switched ESP to Basic Data -> Try to mount it
volume_name = GetLogicalName(DriveIndex, DriveLayout->PartitionEntry[i].StartingOffset.QuadPart, TRUE, FALSE);
IGNORE_RETVAL(MountVolume(mount_point, volume_name));
free(volume_name);
}
}
ret = TRUE;
@ -1521,8 +1536,8 @@ BOOL UnmountVolume(HANDLE hDrive)
BOOL MountVolume(char* drive_name, char *volume_name)
{
char mounted_guid[52];
char mounted_letter[27] = { 0 };
#if defined(WINDOWS_IS_NOT_BUGGY)
char mounted_letter[27] = { 0 };
DWORD size;
#endif

2
src/drive.h
View file

@ -400,4 +400,4 @@ BOOL CyclePort(int index);
int CycleDevice(int index);
BOOL RefreshLayout(DWORD DriveIndex);
BOOL GetOpticalMedia(IMG_SAVE* img_save);
BOOL ToggleEsp(DWORD DriveIndex);
BOOL ToggleEsp(DWORD DriveIndex, uint64_t PartitionOffset);

2
src/rufus.c
View file

@ -3640,7 +3640,7 @@ relaunch:
if ((msg.message == WM_SYSKEYDOWN) && (msg.wParam == 'P')) {
int index = ComboBox_GetCurSel(hDeviceList);
DWORD DeviceNum = (DWORD)ComboBox_GetItemData(hDeviceList, index);
if (ToggleEsp(DeviceNum))
if (ToggleEsp(DeviceNum, 0))
CyclePort(index);
continue;
}

10
src/rufus.rc
View file

@ -33,7 +33,7 @@ LANGUAGE LANG_NEUTRAL, SUBLANG_NEUTRAL
IDD_DIALOG DIALOGEX 12, 12, 232, 326
STYLE DS_SETFONT | DS_MODALFRAME | DS_CENTER | WS_MINIMIZEBOX | WS_POPUP | WS_CAPTION | WS_SYSMENU
EXSTYLE WS_EX_ACCEPTFILES
CAPTION "Rufus 3.12.1694"
CAPTION "Rufus 3.12.1695"
FONT 9, "Segoe UI Symbol", 400, 0, 0x0
BEGIN
LTEXT "Drive Properties",IDS_DRIVE_PROPERTIES_TXT,8,6,53,12,NOT WS_GROUP
@ -395,8 +395,8 @@ END
//
VS_VERSION_INFO VERSIONINFO
FILEVERSION 3,12,1694,0
PRODUCTVERSION 3,12,1694,0
FILEVERSION 3,12,1695,0
PRODUCTVERSION 3,12,1695,0
FILEFLAGSMASK 0x3fL
#ifdef _DEBUG
FILEFLAGS 0x1L
@ -414,13 +414,13 @@ BEGIN
VALUE "Comments", "https://rufus.ie"
VALUE "CompanyName", "Akeo Consulting"
VALUE "FileDescription", "Rufus"
VALUE "FileVersion", "3.12.1694"
VALUE "FileVersion", "3.12.1695"
VALUE "InternalName", "Rufus"
VALUE "LegalCopyright", "© 2011-2020 Pete Batard (GPL v3)"
VALUE "LegalTrademarks", "https://www.gnu.org/licenses/gpl-3.0.html"
VALUE "OriginalFilename", "rufus-3.12.exe"
VALUE "ProductName", "Rufus"
VALUE "ProductVersion", "3.12.1694"
VALUE "ProductVersion", "3.12.1695"
END
END
BLOCK "VarFileInfo"