* fixed issue #16 - crash during format on XP
* fixed issue #17 - non bootable drives when created in XP
* for more info on the problem and fix, see the issues above
This commit is contained in:
Pete Batard 2011-12-13 02:10:27 +00:00
parent 57de1cbe40
commit 5dcd8f4e8f
5 changed files with 122 additions and 79 deletions

View File

@ -58,18 +58,23 @@ int write_fat_16_br(FILE *fp, int bKeepLabel)
#include "label_11_char.h"
#include "br_fat16_0x0.h"
#include "br_fat16_0x3e.h"
const unsigned char offset_x24 = 0x80;
if(bKeepLabel)
return
( write_data(fp, 0x0, br_fat16_0x0, sizeof(br_fat16_0x0)) &&
/* BIOS Parameter Block should not be overwritten */
write_data(fp, 0x3e, br_fat16_0x3e, sizeof(br_fat16_0x3e)) );
write_data(fp, 0x3e, br_fat16_0x3e, sizeof(br_fat16_0x3e)) &&
/* except offset 0x24 which may have to be corrected */
write_data(fp, 0x24, &offset_x24, 1) );
else
return
( write_data(fp, 0x0, br_fat16_0x0, sizeof(br_fat16_0x0)) &&
/* BIOS Parameter Block should not be overwritten */
write_data(fp, 0x2b, label_11_char, sizeof(label_11_char)) &&
write_data(fp, 0x3e, br_fat16_0x3e, sizeof(br_fat16_0x3e)) );
write_data(fp, 0x3e, br_fat16_0x3e, sizeof(br_fat16_0x3e)) &&
/* except offset 0x24 which may have to be corrected */
write_data(fp, 0x24, &offset_x24, 1) );
} /* write_fat_16_br */
int entire_fat_16_fd_br_matches(FILE *fp)

View File

@ -64,12 +64,16 @@ int write_fat_32_br(FILE *fp, int bKeepLabel)
#include "br_fat32_0x0.h"
#include "br_fat32_0x52.h"
#include "br_fat32_0x3f0.h"
const unsigned char offset_x40 = 0x80;
if(bKeepLabel)
return
( write_data(fp, 0x0, br_fat32_0x0, sizeof(br_fat32_0x0)) &&
/* BIOS Parameter Block should not be overwritten */
write_data(fp, 0x52, br_fat32_0x52, sizeof(br_fat32_0x52)) &&
/* except offsets 0x40 & 0xC40 which may have to be corrected */
write_data(fp, 0x40, &offset_x40, 1) &&
write_data(fp, 0xc40, &offset_x40, 1) &&
/* Cluster information is not overwritten, however, it would bo OK
to write 0xff 0xff 0xff 0xff 0xff 0xff 0xff 0xff here. */
write_data(fp, 0x3f0, br_fat32_0x3f0, sizeof(br_fat32_0x3f0)) );
@ -79,6 +83,9 @@ int write_fat_32_br(FILE *fp, int bKeepLabel)
/* BIOS Parameter Block should not be overwritten */
write_data(fp, 0x47, label_11_char, sizeof(label_11_char)) &&
write_data(fp, 0x52, br_fat32_0x52, sizeof(br_fat32_0x52)) &&
/* except offsets 0x40 & 0xC40 which may have to be corrected */
write_data(fp, 0x40, &offset_x40, 1) &&
write_data(fp, 0xc40, &offset_x40, 1) &&
/* Cluster information is not overwritten, however, it would bo OK
to write 0xff 0xff 0xff 0xff 0xff 0xff 0xff 0xff here. */
write_data(fp, 0x3f0, br_fat32_0x3f0, sizeof(br_fat32_0x3f0)) );

View File

@ -61,7 +61,6 @@ static BOOLEAN __stdcall FormatExCallback(FILE_SYSTEM_CALLBACK_COMMAND Command,
switch(Command) {
case FCC_PROGRESS:
// TODO: send this percentage to the status bar
percent = (DWORD*)pData;
PrintStatus(0, "Formatting: %d%% completed.\n", *percent);
// uprintf("%d percent completed.\n", *percent);
@ -84,9 +83,10 @@ static BOOLEAN __stdcall FormatExCallback(FILE_SYSTEM_CALLBACK_COMMAND Command,
break;
case FCC_DONE_WITH_STRUCTURE: // We get this message when formatting Small FAT16
// pData Seems to be a struct with at least one (32 BIT!!!) string pointer to the size in MB
uprintf("Done with that sort of things: Action=%d pData=%0p\n", Action, pData);
DumpBufferHex(pData, 8);
uprintf("Volume size: %s MB\n", (char*)(LONG_PTR)(*(ULONG32*)pData));
uprintf("Done with that sort of thing: Action=%d pData=%0p\n", Action, pData);
// /!\ THE FOLLOWING ONLY WORKS ON VISTA OR LATER - DO NOT ENABLE ON XP!
// DumpBufferHex(pData, 8);
// uprintf("Volume size: %s MB\n", (char*)(LONG_PTR)(*(ULONG32*)pData));
break;
case FCC_INCOMPATIBLE_FILE_SYSTEM:
uprintf("Incompatible File System\n");
@ -318,6 +318,7 @@ static BOOL WritePBR(HANDLE hLogicalVolume)
if (write_fat_16_br(&fake_fd, 0))
return TRUE;
case FS_FAT32:
// TODO: we may have to validate the 0xc40 offset of second FS boot sector
if (write_fat_32_br(&fake_fd, 0))
return TRUE;
default:

View File

@ -105,39 +105,75 @@ static BOOL DefineClusterSizes(void)
default_fs = FS_UNKNOWN;
memset(&SelectedDrive.ClusterSize, 0, sizeof(SelectedDrive.ClusterSize));
if (SelectedDrive.DiskSize < 8*MB) {
// TODO: muck with FAT12 and Small FAT16 like Microsoft does
uprintf("This application does not support volumes smaller than 8 MB yet\n");
// TODO: muck with FAT12 and Small FAT16 like Microsoft does to support small drives?
uprintf("This application does not support volumes smaller than 8 MB\n");
goto out;
}
/*
* The following is MS's allowed cluster sizes for FAT16 and FAT32:
*
* FAT16
* 31M : 512 - 4096
* 63M : 1024 - 8192
* 127M : 2048 - 16k
* 255M : 4096 - 32k
* 511M : 8192 - 64k
* 1023M: 16k - 64k
* 2047M: 32k - 64k
* 4095M: 64k
* 4GB+ : N/A
*
* FAT32
* 31M : N/A
* 63M : N/A (NB unlike MS, we're allowing 512-512 here - UNTESTED)
* 127M : 512 - 1024
* 255M : 512 - 2048
* 511M : 512 - 4096
* 1023M: 512 - 8192
* 2047M: 512 - 16k
* 4095M: 1024 - 32k
* 7GB : 2048 - 64k
* 15GB : 4096 - 64k
* 31GB : 8192 - 64k
* 32GB+: possible but N/A from Microsoft (see below)
*/
// FAT 16
if (SelectedDrive.DiskSize < 4*GB) {
// TODO: Refine the following according to size
SelectedDrive.ClusterSize[FS_FAT16].Allowed = 0x0001FE00;
SelectedDrive.ClusterSize[FS_FAT16].Allowed = 0x00001E00;
for (i=32; i<=4096; i<<=1) { // 8 MB -> 4 GB
if (SelectedDrive.DiskSize < i*MB) {
SelectedDrive.ClusterSize[FS_FAT16].Default = 16*(ULONG)i;
break;
}
SelectedDrive.ClusterSize[FS_FAT16].Allowed <<= 1;
}
SelectedDrive.ClusterSize[FS_FAT16].Allowed &= 0x0001FE00;
}
// FAT 32
if (SelectedDrive.DiskSize < 256*MB) {
// TODO: Refine the following according to size
SelectedDrive.ClusterSize[FS_FAT32].Allowed = 0x0001FE00;
for (i=64; i<=256; i<<=1) { // 8 MB -> 256 MB
// > 32GB FAT32 is not supported by MS (and likely FormatEx) but is feasible
// See: http://www.ridgecrop.demon.co.uk/index.htm?fat32format.htm
// < 32 MB FAT32 is not allowed by FormatEx
if ((SelectedDrive.DiskSize >= 32*MB) && (SelectedDrive.DiskSize < 32*GB)) {
SelectedDrive.ClusterSize[FS_FAT32].Allowed = 0x000001F8;
for (i=32; i<=(32*1024); i<<=1) { // 32 MB -> 32 GB
if (SelectedDrive.DiskSize < i*MB) {
SelectedDrive.ClusterSize[FS_FAT32].Default = 8*(ULONG)i;
break;
}
SelectedDrive.ClusterSize[FS_FAT32].Allowed <<= 1;
}
} else if (SelectedDrive.DiskSize < 32*GB) {
SelectedDrive.ClusterSize[FS_FAT32].Allowed = 0x0001FE00;
for (i=8; i<=32; i<<=1) { // 256 MB -> 32 GB
if (SelectedDrive.DiskSize < i*GB) {
SelectedDrive.ClusterSize[FS_FAT32].Default = ((ULONG)i/2)*1024;
break;
SelectedDrive.ClusterSize[FS_FAT32].Allowed &= 0x0001FE00;
// Default cluster sizes in the 256MB to 32 GB range do not follow the rule above
if (SelectedDrive.DiskSize >= 256*MB) {
for (i=8; i<=32; i<<=1) { // 256 MB -> 32 GB
if (SelectedDrive.DiskSize < i*GB) {
SelectedDrive.ClusterSize[FS_FAT32].Default = ((ULONG)i/2)*1024;
break;
}
}
}
}
@ -192,7 +228,7 @@ out:
static BOOL SetClusterSizes(int FSType)
{
char szClustSize[64];
int i, default_index = 0;
int i, k, default_index = 0;
ULONG j;
IGNORE_RETVAL(ComboBox_ResetContent(hClusterSize));
@ -208,14 +244,15 @@ static BOOL SetClusterSizes(int FSType)
return FALSE;
}
for(i=0,j=0x200;j<0x10000000;i++,j<<=1) {
for(i=0,j=0x200,k=0;j<0x10000000;i++,j<<=1) {
if (j & SelectedDrive.ClusterSize[FSType].Allowed) {
safe_sprintf(szClustSize, sizeof(szClustSize), "%s", ClusterSizeLabel[i]);
if (j == SelectedDrive.ClusterSize[FSType].Default) {
safe_strcat(szClustSize, sizeof(szClustSize), " (Default)");
default_index = i;
default_index = k;
}
IGNORE_RETVAL(ComboBox_SetItemData(hClusterSize, ComboBox_AddStringU(hClusterSize, szClustSize), j));
k++;
}
}
@ -663,50 +700,48 @@ void UpdateProgress(int op, float percent)
/*
* Set or restore a Local Group Policy DWORD key indexed by szPath/SzPolicy
*/
typedef enum _GROUP_POLICY_OBJECT_TYPE {
GPOTypeLocal = 0,GPOTypeRemote,GPOTypeDS
} GROUP_POLICY_OBJECT_TYPE,*PGROUP_POLICY_OBJECT_TYPE;
#define REGISTRY_EXTENSION_GUID { 0x35378EAC,0x683F,0x11D2, {0xA8,0x9A,0x00,0xC0,0x4F,0xBB,0xCF,0xA2} }
#define GPO_OPEN_LOAD_REGISTRY 0x00000001
#define GPO_SECTION_MACHINE 2
#undef INTERFACE
#pragma push_macro("INTERFACE")
#undef INTERFACE
#define INTERFACE IGroupPolicyObject
DECLARE_INTERFACE_(IGroupPolicyObject,IUnknown) {
STDMETHOD(QueryInterface) (THIS_ REFIID riid,LPVOID *ppvObj) PURE;
STDMETHOD_(ULONG,AddRef) (THIS) PURE;
STDMETHOD_(ULONG,Release) (THIS) PURE;
STDMETHOD(New) (THIS_ LPOLESTR pszDomainName,LPOLESTR pszDisplayName,DWORD dwFlags) PURE;
STDMETHOD(OpenDSGPO) (THIS_ LPOLESTR pszPath,DWORD dwFlags) PURE;
STDMETHOD(OpenLocalMachineGPO) (THIS_ DWORD dwFlags) PURE;
STDMETHOD(OpenRemoteMachineGPO) (THIS_ LPOLESTR pszComputerName,DWORD dwFlags) PURE;
STDMETHOD(Save) (THIS_ BOOL bMachine, BOOL bAdd,GUID *pGuidExtension,GUID *pGuid) PURE;
STDMETHOD(Delete) (THIS) PURE;
STDMETHOD(GetName) (THIS_ LPOLESTR pszName,int cchMaxLength) PURE;
STDMETHOD(GetDisplayName) (THIS_ LPOLESTR pszName,int cchMaxLength) PURE;
STDMETHOD(SetDisplayName) (THIS_ LPOLESTR pszName) PURE;
STDMETHOD(GetPath) (THIS_ LPOLESTR pszPath,int cchMaxPath) PURE;
STDMETHOD(GetDSPath) (THIS_ DWORD dwSection,LPOLESTR pszPath,int cchMaxPath) PURE;
STDMETHOD(GetFileSysPath) (THIS_ DWORD dwSection,LPOLESTR pszPath,int cchMaxPath) PURE;
STDMETHOD(GetRegistryKey) (THIS_ DWORD dwSection,HKEY *hKey) PURE;
STDMETHOD(GetOptions) (THIS_ DWORD *dwOptions) PURE;
STDMETHOD(SetOptions) (THIS_ DWORD dwOptions,DWORD dwMask) PURE;
STDMETHOD(GetType) (THIS_ GROUP_POLICY_OBJECT_TYPE *gpoType) PURE;
STDMETHOD(GetMachineName) (THIS_ LPOLESTR pszName,int cchMaxLength) PURE;
STDMETHOD(GetPropertySheetPages) (THIS_ HPROPSHEETPAGE **hPages,UINT *uPageCount) PURE;
};
typedef IGroupPolicyObject *LPGROUPPOLICYOBJECT;
#define REGISTRY_EXTENSION_GUID { 0x35378EAC, 0x683F, 0x11D2, {0xA8, 0x9A, 0x00, 0xC0, 0x4F, 0xBB, 0xCF, 0xA2} }
#define GPO_OPEN_LOAD_REGISTRY 1
#define GPO_SECTION_MACHINE 2
typedef enum _GROUP_POLICY_OBJECT_TYPE {
GPOTypeLocal = 0, GPOTypeRemote, GPOTypeDS
} GROUP_POLICY_OBJECT_TYPE, *PGROUP_POLICY_OBJECT_TYPE;
DECLARE_INTERFACE_(IGroupPolicyObject, IUnknown) {
STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID *ppvObj) PURE;
STDMETHOD_(ULONG, AddRef) (THIS) PURE;
STDMETHOD_(ULONG, Release) (THIS) PURE;
STDMETHOD(New) (THIS_ LPOLESTR pszDomainName, LPOLESTR pszDisplayName, DWORD dwFlags) PURE;
STDMETHOD(OpenDSGPO) (THIS_ LPOLESTR pszPath, DWORD dwFlags) PURE;
STDMETHOD(OpenLocalMachineGPO) (THIS_ DWORD dwFlags) PURE;
STDMETHOD(OpenRemoteMachineGPO) (THIS_ LPOLESTR pszComputerName, DWORD dwFlags) PURE;
STDMETHOD(Save) (THIS_ BOOL bMachine, BOOL bAdd,GUID *pGuidExtension, GUID *pGuid) PURE;
STDMETHOD(Delete) (THIS) PURE;
STDMETHOD(GetName) (THIS_ LPOLESTR pszName, int cchMaxLength) PURE;
STDMETHOD(GetDisplayName) (THIS_ LPOLESTR pszName, int cchMaxLength) PURE;
STDMETHOD(SetDisplayName) (THIS_ LPOLESTR pszName) PURE;
STDMETHOD(GetPath) (THIS_ LPOLESTR pszPath, int cchMaxPath) PURE;
STDMETHOD(GetDSPath) (THIS_ DWORD dwSection, LPOLESTR pszPath ,int cchMaxPath) PURE;
STDMETHOD(GetFileSysPath) (THIS_ DWORD dwSection, LPOLESTR pszPath, int cchMaxPath) PURE;
STDMETHOD(GetRegistryKey) (THIS_ DWORD dwSection, HKEY *hKey) PURE;
STDMETHOD(GetOptions) (THIS_ DWORD *dwOptions) PURE;
STDMETHOD(SetOptions) (THIS_ DWORD dwOptions, DWORD dwMask) PURE;
STDMETHOD(GetType) (THIS_ GROUP_POLICY_OBJECT_TYPE *gpoType) PURE;
STDMETHOD(GetMachineName) (THIS_ LPOLESTR pszName, int cchMaxLength) PURE;
STDMETHOD(GetPropertySheetPages) (THIS_ HPROPSHEETPAGE **hPages, UINT *uPageCount) PURE;
};
typedef IGroupPolicyObject *LPGROUPPOLICYOBJECT;
BOOL SetLGP(BOOL bRestore, const char* szPath, const char* szPolicy, DWORD dwValue)
{
OSVERSIONINFO os_version;
LONG r;
DWORD disp, regtype, val, val_size=sizeof(DWORD);
HRESULT hr;
IGroupPolicyObject* pLGPO;
// These statuc values are used to restore initial state
static BOOL key_was_present = FALSE;
static BOOL existing_key = FALSE;
static DWORD original_val;
HKEY path_key = NULL, policy_key = NULL;
// MSVC is finicky about these ones => redefine them
@ -718,16 +753,6 @@ BOOL SetLGP(BOOL bRestore, const char* szPath, const char* szPolicy, DWORD dwVal
// Can be anything really
GUID snap_guid = { 0x3D271CFC, 0x2BC6, 0x4AC2, {0xB6, 0x33, 0x3B, 0xDF, 0xF5, 0xBD, 0xAB, 0x2A} };
// Vista or later
// TODO: should we do this on XP too?
memset(&os_version, 0, sizeof(OSVERSIONINFO));
os_version.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
if ((GetVersionEx(&os_version) != 0) && (os_version.dwPlatformId == VER_PLATFORM_WIN32_NT)) {
if (os_version.dwMajorVersion < 6) {
return TRUE;
}
}
// We need an IGroupPolicyObject instance to set a Local Group Policy
hr = CoCreateInstance(&my_CLSID_GroupPolicyObject, NULL, CLSCTX_INPROC_SERVER, &my_IID_IGroupPolicyObject, (LPVOID*)&pLGPO);
if (FAILED(hr)) {
@ -755,20 +780,20 @@ BOOL SetLGP(BOOL bRestore, const char* szPath, const char* szPolicy, DWORD dwVal
goto error;
}
if ((disp == REG_OPENED_EXISTING_KEY) && (!bRestore) && (!key_was_present)) {
if ((disp == REG_OPENED_EXISTING_KEY) && (!bRestore) && (!existing_key)) {
// backup existing value for restore
key_was_present = TRUE;
existing_key = TRUE;
regtype = REG_DWORD;
r = RegQueryValueExA(policy_key, szPolicy, NULL, &regtype, (LPBYTE)&original_val, &val_size);
if (r == ERROR_FILE_NOT_FOUND) {
// The Key exists but not its value, which is OK
key_was_present = FALSE;
existing_key = FALSE;
} else if (r != ERROR_SUCCESS) {
uprintf("SetLGP: Failed to read original %s policy value - error %x\n", szPolicy, r);
}
}
if ((!bRestore) || (key_was_present)) {
if ((!bRestore) || (existing_key)) {
val = (bRestore)?original_val:dwValue;
r = RegSetValueExA(policy_key, szPolicy, 0, REG_DWORD, (BYTE*)&val, sizeof(val));
} else {
@ -786,7 +811,11 @@ BOOL SetLGP(BOOL bRestore, const char* szPath, const char* szPolicy, DWORD dwVal
uprintf("SetLGP: Unable to apply %s policy - error %x\n", szPolicy, hr);
goto error;
} else {
uprintf("SetLGP: Successfully %s %s policy\n", (bRestore)?"restored":"disabled", szPolicy);
if ((bRestore) && (!existing_key)) {
uprintf("SetLGP: Successfully removed %s policy key\n", szPolicy);
} else {
uprintf("SetLGP: Successfully %s %s policy to 0x%08X\n", (bRestore)?"restored":"set", szPolicy, val);
}
}
RegCloseKey(path_key);
@ -799,6 +828,7 @@ error:
if (pLGPO != NULL) pLGPO->lpVtbl->Release(pLGPO);
return FALSE;
}
#pragma pop_macro("INTERFACE")
/*
* Toggle controls according to operation

View File

@ -30,7 +30,7 @@ LANGUAGE LANG_ENGLISH, SUBLANG_NEUTRAL
IDD_DIALOG DIALOGEX 12, 12, 206, 278
STYLE DS_SETFONT | DS_MODALFRAME | DS_FIXEDSYS | WS_POPUP | WS_CAPTION | WS_SYSMENU
EXSTYLE WS_EX_APPWINDOW
CAPTION "Rufus v1.0.3.91"
CAPTION "Rufus v1.0.3.92"
FONT 8, "MS Shell Dlg", 400, 0, 0x1
BEGIN
DEFPUSHBUTTON "Start",IDC_START,94,236,50,14
@ -64,7 +64,7 @@ BEGIN
DEFPUSHBUTTON "OK",IDOK,231,175,50,14,WS_GROUP
CONTROL "<a href=""http://rufus.akeo.ie"">http://rufus.akeo.ie</a>",IDC_ABOUT_RUFUS_URL,
"SysLink",WS_TABSTOP,46,47,114,9
LTEXT "Version 1.0.3 (Build 91)",IDC_STATIC,46,19,78,8
LTEXT "Version 1.0.3 (Build 92)",IDC_STATIC,46,19,78,8
PUSHBUTTON "License...",IDC_ABOUT_LICENSE,46,175,50,14,WS_GROUP
EDITTEXT IDC_ABOUT_COPYRIGHTS,46,107,235,63,ES_MULTILINE | ES_READONLY | WS_VSCROLL
LTEXT "Report bugs or request enhancements at:",IDC_STATIC,46,66,187,8
@ -163,8 +163,8 @@ END
//
VS_VERSION_INFO VERSIONINFO
FILEVERSION 1,0,3,91
PRODUCTVERSION 1,0,3,91
FILEVERSION 1,0,3,92
PRODUCTVERSION 1,0,3,92
FILEFLAGSMASK 0x3fL
#ifdef _DEBUG
FILEFLAGS 0x1L
@ -181,13 +181,13 @@ BEGIN
BEGIN
VALUE "CompanyName", "akeo.ie"
VALUE "FileDescription", "Rufus"
VALUE "FileVersion", "1.0.3.91"
VALUE "FileVersion", "1.0.3.92"
VALUE "InternalName", "Rufus"
VALUE "LegalCopyright", "© 2011 Pete Batard (GPL v3)"
VALUE "LegalTrademarks", "http://www.gnu.org/copyleft/gpl.html"
VALUE "OriginalFilename", "rufus.exe"
VALUE "ProductName", "Rufus"
VALUE "ProductVersion", "1.0.3.91"
VALUE "ProductVersion", "1.0.3.92"
END
END
BLOCK "VarFileInfo"