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@ -34,6 +34,7 @@
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#include <Protocol/BlockIo.h>
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#include <Protocol/RamDisk.h>
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#include <Protocol/SimpleFileSystem.h>
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#include <Protocol/DriverBinding.h>
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#include <Ventoy.h>
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UINT8 *g_iso_data_buf = NULL;
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@ -73,6 +74,9 @@ STATIC UINT8 g_sector_buf[2048];
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STATIC EFI_BLOCK_READ g_sector_2048_read = NULL;
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STATIC EFI_BLOCK_WRITE g_sector_2048_write = NULL;
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STATIC UINTN g_DriverBindWrapperCnt = 0;
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STATIC DRIVER_BIND_WRAPPER g_DriverBindWrapperList[MAX_DRIVER_BIND_WRAPPER];
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BOOLEAN ventoy_is_cdrom_dp_exist(VOID)
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{
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UINTN i = 0;
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@ -672,11 +676,7 @@ EFI_STATUS EFIAPI ventoy_connect_driver(IN EFI_HANDLE ControllerHandle, IN CONST
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continue;
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}
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Status = Name2Protocol->GetDriverName(Name2Protocol, "en", &DriverName);
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if (EFI_ERROR(Status) || NULL == DriverName)
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{
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continue;
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}
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VENTOY_GET_COMPONENT_NAME(Name2Protocol, DriverName);
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if (StrStr(DriverName, DrvName))
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{
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@ -714,11 +714,7 @@ EFI_STATUS EFIAPI ventoy_connect_driver(IN EFI_HANDLE ControllerHandle, IN CONST
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continue;
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}
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Status = NameProtocol->GetDriverName(NameProtocol, "en", &DriverName);
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if (EFI_ERROR(Status))
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{
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continue;
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}
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VENTOY_GET_COMPONENT_NAME(NameProtocol, DriverName);
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if (StrStr(DriverName, DrvName))
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{
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@ -743,6 +739,229 @@ end:
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return Status;
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}
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STATIC BOOLEAN ventoy_filesystem_need_wrapper(IN CONST CHAR16 *DrvName)
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{
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UINTN i;
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CHAR16 UpperDrvName[256];
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StrCpyS(UpperDrvName, 256, DrvName);
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for (i = 0; i < 256 && UpperDrvName[i]; i++)
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{
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if (UpperDrvName[i] >= 'a' && UpperDrvName[i] <= 'z')
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{
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UpperDrvName[i] = 'A' + (UpperDrvName[i] - 'a');
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}
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}
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/*
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* suppress some file system drivers
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* 1. rEFInd File System Driver
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*
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*/
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if (StrStr(UpperDrvName, L"ISO9660") || StrStr(UpperDrvName, L"UDF"))
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{
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return TRUE;
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}
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if (StrStr(UpperDrvName, L"REFIND") && StrStr(UpperDrvName, L"FILE SYSTEM"))
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{
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return TRUE;
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}
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return FALSE;
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}
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STATIC VOID ventoy_add_filesystem_wrapper
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(
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IN EFI_DRIVER_BINDING_PROTOCOL *DriverBindProtocol,
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IN CONST CHAR16 *DriverName
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)
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{
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UINTN j;
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if (g_DriverBindWrapperCnt >= MAX_DRIVER_BIND_WRAPPER)
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{
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debug("driver binding wrapper overflow %lu", g_DriverBindWrapperCnt);
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return;
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}
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if (!ventoy_filesystem_need_wrapper(DriverName))
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{
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return;
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}
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for (j = 0; j < g_DriverBindWrapperCnt; j++)
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{
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if (g_DriverBindWrapperList[j].DriverBinding == DriverBindProtocol)
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{
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debug("Duplicate driverbinding <%s> %p %lu %lu", DriverName, DriverBindProtocol, j, g_DriverBindWrapperCnt);
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break;
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}
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}
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if (j >= g_DriverBindWrapperCnt)
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{
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g_DriverBindWrapperList[g_DriverBindWrapperCnt].DriverBinding = DriverBindProtocol;
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g_DriverBindWrapperList[g_DriverBindWrapperCnt].pfOldSupport = DriverBindProtocol->Supported;
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g_DriverBindWrapperCnt++;
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debug("Add driverbinding <%s> %p %lu", DriverName, DriverBindProtocol, g_DriverBindWrapperCnt);
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}
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}
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STATIC EFI_STATUS ventoy_find_filesystem_driverbind(VOID)
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{
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UINTN i = 0;
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UINTN Count = 0;
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CHAR16 *DriverName = NULL;
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EFI_HANDLE *Handles = NULL;
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EFI_STATUS Status = EFI_SUCCESS;
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EFI_COMPONENT_NAME_PROTOCOL *NameProtocol = NULL;
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EFI_COMPONENT_NAME2_PROTOCOL *Name2Protocol = NULL;
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EFI_DRIVER_BINDING_PROTOCOL *DriverBindProtocol = NULL;
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debug("ventoy_find_filesystem_driverbind...");
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Status = gBS->LocateHandleBuffer(ByProtocol, &gEfiComponentName2ProtocolGuid,
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NULL, &Count, &Handles);
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if (EFI_ERROR(Status))
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{
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return Status;
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}
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for (i = 0; i < Count; i++)
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{
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Status = gBS->HandleProtocol(Handles[i], &gEfiComponentName2ProtocolGuid, (VOID **)&Name2Protocol);
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if (EFI_ERROR(Status))
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{
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continue;
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}
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VENTOY_GET_COMPONENT_NAME(Name2Protocol, DriverName);
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Status = gBS->HandleProtocol(Handles[i], &gEfiDriverBindingProtocolGuid, (VOID **)&DriverBindProtocol);
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if (EFI_ERROR(Status))
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{
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debug("### 2 No DriverBind <%s> <%r>", DriverName, Status);
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continue;
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}
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ventoy_add_filesystem_wrapper(DriverBindProtocol, DriverName);
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}
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Count = 0;
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FreePool(Handles);
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Handles = NULL;
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Status = gBS->LocateHandleBuffer(ByProtocol, &gEfiComponentNameProtocolGuid,
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NULL, &Count, &Handles);
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if (EFI_ERROR(Status))
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{
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return Status;
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}
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for (i = 0; i < Count; i++)
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{
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Status = gBS->HandleProtocol(Handles[i], &gEfiComponentNameProtocolGuid, (VOID **)&NameProtocol);
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if (EFI_ERROR(Status))
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{
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debug();
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continue;
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}
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VENTOY_GET_COMPONENT_NAME(NameProtocol, DriverName);
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Status = gBS->HandleProtocol(Handles[i], &gEfiDriverBindingProtocolGuid, (VOID **)&DriverBindProtocol);
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if (EFI_ERROR(Status))
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{
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debug("### 1 No DriverBind <%s> <%r>", DriverName, Status);
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continue;
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}
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ventoy_add_filesystem_wrapper(DriverBindProtocol, DriverName);
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}
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FreePool(Handles);
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return EFI_SUCCESS;
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}
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STATIC EFI_STATUS EFIAPI ventoy_wrapper_driver_bind_support
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(
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE ControllerHandle,
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IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL
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)
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{
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UINTN i;
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EFI_STATUS Status = EFI_SUCCESS;
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EFI_DEVICE_PATH_PROTOCOL *DevicePath = NULL;
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EFI_DRIVER_BINDING_SUPPORTED pfOldSupport = NULL;
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for (i = 0; i < g_DriverBindWrapperCnt; i++)
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{
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if (g_DriverBindWrapperList[i].DriverBinding == This)
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{
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pfOldSupport = g_DriverBindWrapperList[i].pfOldSupport;
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break;
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}
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}
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debug("ventoy_wrapper_driver_bind_support %lu %p", i, pfOldSupport);
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if (!pfOldSupport)
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{
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return EFI_UNSUPPORTED;
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}
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Status = gBS->HandleProtocol(ControllerHandle, &gEfiDevicePathProtocolGuid, (VOID **)&DevicePath);
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if (EFI_ERROR(Status))
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{
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goto out;
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}
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if (0 == CompareMem(gBlockData.Path, DevicePath, gBlockData.DevicePathCompareLen))
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{
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debug("return EFI_UNSUPPORTED for ventoy");
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return EFI_UNSUPPORTED;
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}
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out:
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return pfOldSupport(This, ControllerHandle, RemainingDevicePath);
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}
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EFI_STATUS ventoy_disable_ex_filesystem(VOID)
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{
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UINTN i;
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ventoy_find_filesystem_driverbind();
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for (i = 0; i < g_DriverBindWrapperCnt; i++)
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{
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g_DriverBindWrapperList[i].DriverBinding->Supported = ventoy_wrapper_driver_bind_support;
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}
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debug("Wrapper Ex Driver Binding %lu", g_DriverBindWrapperCnt);
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ventoy_debug_pause();
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return EFI_SUCCESS;
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}
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EFI_STATUS ventoy_enable_ex_filesystem(VOID)
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{
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UINTN i;
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for (i = 0; i < g_DriverBindWrapperCnt; i++)
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{
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g_DriverBindWrapperList[i].DriverBinding->Supported = g_DriverBindWrapperList[i].pfOldSupport;
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}
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g_DriverBindWrapperCnt = 0;
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return EFI_SUCCESS;
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}
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EFI_STATUS EFIAPI ventoy_block_io_read_512
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(
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IN EFI_BLOCK_IO_PROTOCOL *This,
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