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Optimization for Ventoy2Disk.exe

This commit is contained in:
longpanda 2021-10-26 09:18:41 +08:00
parent e47e4484ce
commit 5fcb3971bc
3 changed files with 69 additions and 33 deletions
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BIN
INSTALL/Ventoy2Disk.exe
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74
Ventoy2Disk/Ventoy2Disk/PhyDrive.c
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@ -1591,9 +1591,11 @@ int InstallVentoy2PhyDrive(PHY_DRIVE_INFO *pPhyDrive, int PartStyle, int TryId)
UINT64 Part1SectorCount = 0;
UINT64 Part2StartSector = 0;
Log("#####################################################");
Log("InstallVentoy2PhyDrive try%d %s PhyDrive%d <<%s %s %dGB>>", TryId,
PartStyle ? "GPT" : "MBR", pPhyDrive->PhyDrive, pPhyDrive->VendorId, pPhyDrive->ProductId,
GetHumanReadableGBSize(pPhyDrive->SizeInBytes));
Log("#####################################################");
if (PartStyle)
{
@ -1828,29 +1830,14 @@ End:
return rc;
}
static BOOL BackupDataBeforeCleanDisk(int PhyDrive, UINT64 DiskSize, BYTE **pBackup)
static BOOL DiskCheckWriteAccess(HANDLE hDrive)
{
DWORD dwSize;
DWORD dwStatus;
BOOL Return = FALSE;
BOOL ret = FALSE;
BYTE *backup = NULL;
UINT64 offset;
BOOL bRet = FALSE;
BYTE Buffer[512];
HANDLE hDrive = INVALID_HANDLE_VALUE;
LARGE_INTEGER liCurPosition;
LARGE_INTEGER liNewPosition;
VTOY_GPT_INFO *pGPT = NULL;
Log("BackupDataBeforeCleanDisk %d", PhyDrive);
// step1: check write access
hDrive = GetPhysicalHandle(PhyDrive, TRUE, TRUE, FALSE);
if (hDrive == INVALID_HANDLE_VALUE)
{
Log("Failed to GetPhysicalHandle for write.");
goto out;
}
liCurPosition.QuadPart = 2039 * 512;
liNewPosition.QuadPart = 0;
@ -1880,6 +1867,7 @@ static BOOL BackupDataBeforeCleanDisk(int PhyDrive, UINT64 DiskSize, BYTE **pBac
goto out;
}
dwSize = 0;
ret = WriteFile(hDrive, Buffer, 512, &dwSize, NULL);
if ((!ret) || dwSize != 512)
{
@ -1887,9 +1875,46 @@ static BOOL BackupDataBeforeCleanDisk(int PhyDrive, UINT64 DiskSize, BYTE **pBac
goto out;
}
CHECK_CLOSE_HANDLE(hDrive);
Log("Write access check success");
bRet = TRUE;
out:
return bRet;
}
static BOOL BackupDataBeforeCleanDisk(int PhyDrive, UINT64 DiskSize, BYTE **pBackup)
{
DWORD dwSize;
DWORD dwStatus;
BOOL Return = FALSE;
BOOL ret = FALSE;
BYTE *backup = NULL;
UINT64 offset;
HANDLE hDrive = INVALID_HANDLE_VALUE;
LARGE_INTEGER liCurPosition;
LARGE_INTEGER liNewPosition;
VTOY_GPT_INFO *pGPT = NULL;
Log("BackupDataBeforeCleanDisk %d", PhyDrive);
// step1: check write access
hDrive = GetPhysicalHandle(PhyDrive, TRUE, TRUE, FALSE);
if (hDrive == INVALID_HANDLE_VALUE)
{
Log("Failed to GetPhysicalHandle for write.");
goto out;
}
if (DiskCheckWriteAccess(hDrive))
{
Log("DiskCheckWriteAccess success");
CHECK_CLOSE_HANDLE(hDrive);
}
else
{
Log("DiskCheckWriteAccess failed");
goto out;
}
//step2 backup 4MB data
backup = malloc(SIZE_1MB * 4);
@ -2016,9 +2041,11 @@ int UpdateVentoy2PhyDrive(PHY_DRIVE_INFO *pPhyDrive, int TryId)
VTOY_GPT_INFO *pGptInfo = NULL;
UINT8 ReservedData[4096];
Log("#####################################################");
Log("UpdateVentoy2PhyDrive try%d %s PhyDrive%d <<%s %s %dGB>>", TryId,
pPhyDrive->PartStyle ? "GPT" : "MBR", pPhyDrive->PhyDrive, pPhyDrive->VendorId, pPhyDrive->ProductId,
GetHumanReadableGBSize(pPhyDrive->SizeInBytes));
Log("#####################################################");
PROGRESS_BAR_SET_POS(PT_LOCK_FOR_CLEAN);
@ -2262,6 +2289,10 @@ int UpdateVentoy2PhyDrive(PHY_DRIVE_INFO *pPhyDrive, int TryId)
{
if (pPhyDrive->PartStyle == 0)
{
if (DiskCheckWriteAccess(hDrive))
{
Log("MBR DiskCheckWriteAccess success");
ForceMBR = TRUE;
Log("Try write failed, now delete partition 2 for MBR...");
@ -2279,6 +2310,11 @@ int UpdateVentoy2PhyDrive(PHY_DRIVE_INFO *pPhyDrive, int TryId)
}
}
else
{
Log("MBR DiskCheckWriteAccess failed");
}
}
else
{
Log("TryWritePart2 failed ....");
rc = 1;

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Ventoy2Disk/Ventoy2Disk/WinDialog.c
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