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[core] display a notice about Legacy in the protective MBR for GPT

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* This should help Windows users who create a GPT/UEFI drive and try to use it in BIOS/Legacy
* Also make sure that we take into account the split space for both "SELECT" and "DOWNLOAD"
This commit is contained in:
Pete Batard 2019-03-16 13:01:55 +00:00
parent 789373ed59
commit 28c1d6eb31
No known key found for this signature in database
GPG key ID: 38E0CF5E69EDD671
11 changed files with 200 additions and 10 deletions
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2
.vs/ms-sys.vcxproj
View file

@ -70,6 +70,8 @@
<ClInclude Include="..\src\ms-sys\inc\mbr_95b.h" />
<ClInclude Include="..\src\ms-sys\inc\mbr_dos.h" />
<ClInclude Include="..\src\ms-sys\inc\mbr_dos_f2.h" />
<ClInclude Include="..\src\ms-sys\inc\mbr_gpt_rufus.h" />
<ClInclude Include="..\src\ms-sys\inc\mbr_gpt_syslinux.h" />
<ClInclude Include="..\src\ms-sys\inc\mbr_grub.h" />
<ClInclude Include="..\src\ms-sys\inc\mbr_grub2.h" />
<ClInclude Include="..\src\ms-sys\inc\mbr_kolibri.h" />

6
.vs/ms-sys.vcxproj.filters
View file

@ -152,6 +152,12 @@
<ClInclude Include="..\src\ms-sys\inc\br_fat32pe_0x1800.h">
<Filter>Header Files</Filter>
</ClInclude>
<ClInclude Include="..\src\ms-sys\inc\mbr_gpt_rufus.h">
<Filter>Header Files</Filter>
</ClInclude>
<ClInclude Include="..\src\ms-sys\inc\mbr_gpt_syslinux.h">
<Filter>Header Files</Filter>
</ClInclude>
</ItemGroup>
<ItemGroup>
<ClCompile Include="..\src\ms-sys\br.c">

5
ChangeLog.txt
View file

@ -1,12 +1,13 @@
o Version 3.5 (2019.03.??)
Add a feature to download official retail Windows 8.1 or Windows 10 ISOs from Rufus
Add a feature to download official retail Windows 8.1 or Windows 10 ISOs
Add Windows To Go support for MCT generated Windows ISOs
Add a notice about the 'WppRecorder.sys' Microsoft bug for Windows 10 1809 ISOs
Add a notice about trying to format a drive larger than 2 TB in MBR mode
Add a notice about Legacy boot when trying to boot UEFI-only media in Legacy mode
Report the full PID and command line of detected blocking processes in the log
Fix a potential silent abort when the drive is in use
Fix 'Quick Format' option always being active
Fix potentially changing default file system selection after selecting an ISO
Fix some unwanted file system changes occurring after an ISO had been selected
o Version 3.4 (2018.12.05)
Set the default image selection directory to Downloads\ instead of My Documents\

100
res/mbr/gpt.S Normal file
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@ -0,0 +1,100 @@
/********************************************************************************/
/* GPT - A protective MBR that displays a notice if a user attempts to boot a */
/* GPT drive in BIOS/Legacy mode. */
/* */
/* Copyright (c) 2019 Pete Batard <pete@akeo.ie> */
/* */
/* This program is free software; you can redistribute it and/or modify it */
/* under the terms of the GNU General Public License as published by the Free */
/* Software Foundation, either version 3 of the License, or (at your option) */
/* any later version. */
/* */
/* This program is distributed in the hope that it will be useful, but WITHOUT */
/* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */
/* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for */
/* more details. */
/* */
/* You should have received a copy of the GNU General Public License along with */
/* this program; if not, see <http://www.gnu.org/licenses/>. */
/* */
/********************************************************************************/
/********************************************************************************/
/* GNU Assembler Settings: */
/********************************************************************************/
.intel_syntax noprefix
.code16
/********************************************************************************/
/********************************************************************************/
/* Constants: */
/********************************************************************************/
MBR_ADDR = 0x7c00
MBR_SIZE = 0x200
MBR_RESERVED = 0x1b8 # Start of the reserved section (partition table, etc.)
PT_MAX = 0x04 # Number of partition entries in the partition table
PT_ENTRY_SIZE = 0x10 # Size of a partition entry in the partition table
/********************************************************************************/
/* MBR: This section resides at 0x00007c00 and is exactly 512 bytes */
/********************************************************************************/
.section main, "ax"
.globl mbr
mbr:
inc cx
dec bx
inc bp
dec di
cld
xor ax, ax
mov ds, ax
mov si, offset sep
call print_string
mov si, offset hdr
call print_string
mov si, offset sep
call print_string
mov si, offset txt
call print_string
hlt
print_string:
lodsb
cmp al, 0x00
jz 0f
mov ah, 0x0e
mov bx, 0x0007
int 0x10
jmp print_string
0: ret
/********************************************************************************/
/* Data section */
/********************************************************************************/
sep:
.string "****************************************\r\n"
hdr:
.string "*** ERROR: LEGACY BOOT OF UEFI MEDIA ***\r\n"
txt:
.ascii "\r\n" \
"This drive can only boot in UEFI mode.\r\n" \
"It can not boot in BIOS/Legacy mode.\r\n" \
"\r\n" \
"If you want to boot this drive in BIOS/Legacy mode, you\r\n" \
"should recreate it in Rufus using the following settings:\r\n" \
"* Partition scheme -> MBR\r\n" \
"* Target system -> BIOS...\r\n" \
"\0"
/********************************************************************************/
/* From offset 0x1b8, the MBR contains the partition table and signature data */
/********************************************************************************/
.org MBR_RESERVED
disk_signature:
.space 0x04
filler:
.space 0x02
partition_table:
.space PT_ENTRY_SIZE * PT_MAX
mbr_signature:
.word 0xAA55

BIN
res/mbr/gpt.bin Normal file
View file

Binary file not shown.

14
src/format.c
View file

@ -889,6 +889,15 @@ static BOOL WriteMBR(HANDLE hPhysicalDrive)
if (SelectedDrive.SectorSize < 512)
goto out;
if (pt == PARTITION_STYLE_GPT) {
// Add a notice in the protective MBR
fake_fd._handle = (char*)hPhysicalDrive;
set_bytes_per_sector(SelectedDrive.SectorSize);
uprintf(using_msg, "Rufus protective");
r = write_rufus_gpt_mbr(fp);
goto notify;
}
// FormatEx rewrites the MBR and removes the LBA attribute of FAT16
// and FAT32 partitions - we need to correct this in the MBR
buffer = (unsigned char*)_mm_malloc(SelectedDrive.SectorSize, 16);
@ -1018,6 +1027,9 @@ static BOOL WriteSBR(HANDLE hPhysicalDrive)
FAKE_FD fake_fd = { 0 };
FILE* fp = (FILE*)&fake_fd;
if (pt == PARTITION_STYLE_GPT)
return TRUE;
fake_fd._handle = (char*)hPhysicalDrive;
set_bytes_per_sector(SelectedDrive.SectorSize);
// Ensure that we have sufficient space for the SBR
@ -1997,7 +2009,7 @@ DWORD WINAPI FormatThread(void* param)
}
// Thanks to Microsoft, we must fix the MBR AFTER the drive has been formatted
if (pt == PARTITION_STYLE_MBR) {
if ((pt == PARTITION_STYLE_MBR) || ((bt != BT_NON_BOOTABLE) && (pt == PARTITION_STYLE_GPT))) {
PrintInfoDebug(0, MSG_228); // "Writing master boot record..."
if ((!WriteMBR(hPhysicalDrive)) || (!WriteSBR(hPhysicalDrive))) {
if (!IS_ERROR(FormatStatus))

18
src/ms-sys/br.c
View file

@ -148,6 +148,15 @@ int is_rufus_mbr(FILE *fp)
is_br(fp);
} /* is_rufus_mbr */
int is_rufus_gpt_mbr(FILE *fp)
{
#include "mbr_gpt_rufus.h"
return
contains_data(fp, 0x0, mbr_gpt_rufus_0x0, sizeof(mbr_gpt_rufus_0x0)) &&
is_br(fp);
} /* is_rufus_gpt_mbr */
int is_reactos_mbr(FILE *fp)
{
#include "mbr_reactos.h"
@ -289,6 +298,15 @@ int write_rufus_mbr(FILE *fp)
write_bootmark(fp);
} /* write_rufus_mbr */
int write_rufus_gpt_mbr(FILE *fp)
{
#include "mbr_gpt_rufus.h"
return
write_data(fp, 0x0, mbr_gpt_rufus_0x0, sizeof(mbr_gpt_rufus_0x0)) &&
write_bootmark(fp);
} /* write_rufus_gpt_mbr */
int write_reactos_mbr(FILE *fp)
{
#include "mbr_reactos.h"

8
src/ms-sys/inc/br.h
View file

@ -54,6 +54,10 @@ int is_win7_mbr(FILE *fp);
FALSE.The file position will change when this function is called! */
int is_rufus_mbr(FILE *fp);
/* returns TRUE if the file has a Rufus GPT master boot record, otherwise
FALSE.The file position will change when this function is called! */
int is_rufus_gpt_mbr(FILE *fp);
/* returns TRUE if the file has a ReactOS master boot record, otherwise
FALSE.The file position will change when this function is called! */
int is_reactos_mbr(FILE *fp);
@ -107,6 +111,10 @@ int write_win7_mbr(FILE *fp);
FALSE */
int write_rufus_mbr(FILE *fp);
/* Writes a Rufus GPT master boot record to a file, returns TRUE on success, otherwise
FALSE */
int write_rufus_gpt_mbr(FILE *fp);
/* Writes a ReactOS master boot record to a file, returns TRUE on success, otherwise
FALSE */
int write_reactos_mbr(FILE *fp);

41
src/ms-sys/inc/mbr_gpt_rufus.h Normal file
View file

@ -0,0 +1,41 @@
/*
* Rufus Protective MBR for GPT systems
* https://github.com/pbatard/rufus/tree/master/res/mbr
* Copyright © 2019 Pete Batard <pete@akeo.ie>
*/
unsigned char mbr_gpt_rufus_0x0[] = {
0x41, 0x4B, 0x45, 0x4F, 0xFC, 0x31, 0xC0, 0x8E, 0xD8, 0xBE, 0x31, 0x7C,
0xE8, 0x13, 0x00, 0xBE, 0x5C, 0x7C, 0xE8, 0x0D, 0x00, 0xBE, 0x31, 0x7C,
0xE8, 0x07, 0x00, 0xBE, 0x87, 0x7C, 0xE8, 0x01, 0x00, 0xF4, 0xAC, 0x3C,
0x00, 0x74, 0x09, 0xB4, 0x0E, 0xBB, 0x07, 0x00, 0xCD, 0x10, 0xEB, 0xF2,
0xC3, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A,
0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A,
0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A,
0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 0x0D, 0x0A, 0x00, 0x2A, 0x2A, 0x2A, 0x20,
0x45, 0x52, 0x52, 0x4F, 0x52, 0x3A, 0x20, 0x4C, 0x45, 0x47, 0x41, 0x43,
0x59, 0x20, 0x42, 0x4F, 0x4F, 0x54, 0x20, 0x4F, 0x46, 0x20, 0x55, 0x45,
0x46, 0x49, 0x20, 0x4D, 0x45, 0x44, 0x49, 0x41, 0x20, 0x2A, 0x2A, 0x2A,
0x0D, 0x0A, 0x00, 0x0D, 0x0A, 0x54, 0x68, 0x69, 0x73, 0x20, 0x64, 0x72,
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0x73, 0x20, 0x64, 0x72, 0x69, 0x76, 0x65, 0x20, 0x69, 0x6E, 0x20, 0x42,
0x49, 0x4F, 0x53, 0x2F, 0x4C, 0x65, 0x67, 0x61, 0x63, 0x79, 0x20, 0x6D,
0x6F, 0x64, 0x65, 0x2C, 0x20, 0x79, 0x6F, 0x75, 0x0D, 0x0A, 0x73, 0x68,
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0x65, 0x20, 0x69, 0x74, 0x20, 0x69, 0x6E, 0x20, 0x52, 0x75, 0x66, 0x75,
0x73, 0x20, 0x75, 0x73, 0x69, 0x6E, 0x67, 0x20, 0x74, 0x68, 0x65, 0x20,
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0x2E, 0x2E, 0x0D, 0x0A, 0x00
};

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 3.5.1472"
CAPTION "Rufus 3.5.1473"
FONT 9, "Segoe UI Symbol", 400, 0, 0x0
BEGIN
LTEXT "Drive Properties",IDS_DRIVE_PROPERTIES_TXT,8,6,53,12,NOT WS_GROUP
@ -394,8 +394,8 @@ END
//
VS_VERSION_INFO VERSIONINFO
FILEVERSION 3,5,1472,0
PRODUCTVERSION 3,5,1472,0
FILEVERSION 3,5,1473,0
PRODUCTVERSION 3,5,1473,0
FILEFLAGSMASK 0x3fL
#ifdef _DEBUG
FILEFLAGS 0x1L
@ -413,13 +413,13 @@ BEGIN
VALUE "Comments", "https://akeo.ie"
VALUE "CompanyName", "Akeo Consulting"
VALUE "FileDescription", "Rufus"
VALUE "FileVersion", "3.5.1472"
VALUE "FileVersion", "3.5.1473"
VALUE "InternalName", "Rufus"
VALUE "LegalCopyright", "© 2011-2019 Pete Batard (GPL v3)"
VALUE "LegalTrademarks", "https://www.gnu.org/copyleft/gpl.html"
VALUE "OriginalFilename", "rufus-3.5.exe"
VALUE "ProductName", "Rufus"
VALUE "ProductVersion", "3.5.1472"
VALUE "ProductVersion", "3.5.1473"
END
END
BLOCK "VarFileInfo"

6
src/ui.c
View file

@ -155,8 +155,10 @@ void GetMainButtonsWidth(HWND hDlg)
MapWindowPoints(NULL, hDlg, (POINT*)&rc, 2);
bw = rc.right - rc.left;
for (i = 0; i < ARRAYSIZE(main_button_ids); i++)
bw = max(bw, GetTextWidth(hDlg, main_button_ids[i]) + cbw);
for (i = 0; i < ARRAYSIZE(main_button_ids); i++) {
// Make sure we add extra space for the SELECT split button (i == 0) if Fido is enabled
bw = max(bw, GetTextWidth(hDlg, main_button_ids[i]) + ((enable_fido && i == 0) ? (3 * cbw) / 2 : cbw));
}
// The 'CLOSE' button is also be used to display 'CANCEL' and we sometimes
// want to add "DOWNLOAD" into the Select split button => measure that too.
bw = max(bw, GetTextSize(GetDlgItem(hDlg, IDCANCEL), lmprintf(MSG_007)).cx + cbw);