mirror of
https://github.com/ventoy/Ventoy.git
synced 2024-12-29 00:23:24 -05:00
141 lines
3.8 KiB
C
141 lines
3.8 KiB
C
/******************************************************************************
|
|
* VtoyDrv.c
|
|
*
|
|
* Copyright (c) 2020, longpanda <admin@ventoy.net>
|
|
*
|
|
* 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/>.
|
|
*
|
|
*/
|
|
|
|
#include <Uefi.h>
|
|
#include <Library/DebugLib.h>
|
|
#include <Library/PrintLib.h>
|
|
#include <Library/UefiLib.h>
|
|
#include <Library/BaseMemoryLib.h>
|
|
#include <Library/DevicePathLib.h>
|
|
#include <Library/MemoryAllocationLib.h>
|
|
#include <Library/UefiBootServicesTableLib.h>
|
|
#include <Library/UefiRuntimeServicesTableLib.h>
|
|
#include <Library/UefiApplicationEntryPoint.h>
|
|
#include <Protocol/LoadedImage.h>
|
|
#include <Guid/FileInfo.h>
|
|
#include <Guid/FileSystemInfo.h>
|
|
#include <Protocol/BlockIo.h>
|
|
#include <Protocol/RamDisk.h>
|
|
#include <Protocol/SimpleFileSystem.h>
|
|
#include <VtoyUtil.h>
|
|
|
|
STATIC UINTN g_EfiDriverNameCnt = 0;
|
|
STATIC CHAR16 *g_EfiDriverNameList[1024] = { NULL };
|
|
|
|
STATIC EFI_STATUS AddEfiDriverName(IN CHAR16 *DriverName)
|
|
{
|
|
UINTN i = 0;
|
|
|
|
if (g_EfiDriverNameCnt >= 1024)
|
|
{
|
|
return EFI_OUT_OF_RESOURCES;
|
|
}
|
|
|
|
for (i = 0; i < g_EfiDriverNameCnt; i++)
|
|
{
|
|
if (g_EfiDriverNameList[i] && StrCmp(g_EfiDriverNameList[i], DriverName) == 0)
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (i >= g_EfiDriverNameCnt)
|
|
{
|
|
g_EfiDriverNameList[g_EfiDriverNameCnt] = DriverName;
|
|
g_EfiDriverNameCnt++;
|
|
}
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
EFI_STATUS ShowEfiDrivers(IN EFI_HANDLE ImageHandle, IN CONST CHAR16 *CmdLine)
|
|
{
|
|
UINTN i = 0;
|
|
UINTN Count = 0;
|
|
CHAR16 *DriverName = NULL;
|
|
EFI_HANDLE *Handles = NULL;
|
|
EFI_STATUS Status = EFI_SUCCESS;
|
|
EFI_COMPONENT_NAME_PROTOCOL *NameProtocol = NULL;
|
|
EFI_COMPONENT_NAME2_PROTOCOL *Name2Protocol = NULL;
|
|
|
|
(VOID)ImageHandle;
|
|
(VOID)CmdLine;
|
|
|
|
Status = gBS->LocateHandleBuffer(ByProtocol, &gEfiComponentName2ProtocolGuid,
|
|
NULL, &Count, &Handles);
|
|
if (EFI_ERROR(Status))
|
|
{
|
|
return Status;
|
|
}
|
|
|
|
for (i = 0; i < Count; i++)
|
|
{
|
|
Status = gBS->HandleProtocol(Handles[i], &gEfiComponentName2ProtocolGuid, (VOID **)&Name2Protocol);
|
|
if (EFI_ERROR(Status))
|
|
{
|
|
continue;
|
|
}
|
|
|
|
DriverName = NULL;
|
|
Status = VtoyGetComponentName(2, Name2Protocol, &DriverName);
|
|
if ((!EFI_ERROR(Status)) && (DriverName))
|
|
{
|
|
AddEfiDriverName(DriverName);
|
|
}
|
|
}
|
|
|
|
Count = 0;
|
|
FreePool(Handles);
|
|
Handles = NULL;
|
|
|
|
Status = gBS->LocateHandleBuffer(ByProtocol, &gEfiComponentNameProtocolGuid,
|
|
NULL, &Count, &Handles);
|
|
if (EFI_ERROR(Status))
|
|
{
|
|
return Status;
|
|
}
|
|
|
|
for (i = 0; i < Count; i++)
|
|
{
|
|
Status = gBS->HandleProtocol(Handles[i], &gEfiComponentNameProtocolGuid, (VOID **)&NameProtocol);
|
|
if (EFI_ERROR(Status))
|
|
{
|
|
continue;
|
|
}
|
|
|
|
DriverName = NULL;
|
|
Status = VtoyGetComponentName(1, Name2Protocol, &DriverName);
|
|
if ((!EFI_ERROR(Status)) && (DriverName))
|
|
{
|
|
AddEfiDriverName(DriverName);
|
|
}
|
|
}
|
|
|
|
FreePool(Handles);
|
|
|
|
for (i = 0; i < g_EfiDriverNameCnt; i++)
|
|
{
|
|
Printf("%2d %s\n", i, g_EfiDriverNameList[i]);
|
|
}
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|