Application: Adds ListPartitions

Application/ListPartitions/ListPartitions.c

@@ -0,0 +1,91 @@
+/** @file
+  List available partitions on the system.
+
+Copyright (c) 2021-2023, Mikhail Krichanov. All rights reserved.<BR>
+This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution.  The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#include <Uefi.h>
+#include <Library/UefiLib.h>
+#include <Library/DebugLib.h>
+#include <Library/BaseMemoryLib.h>
+#include <Library/MemoryAllocationLib.h>
+#include <Library/OcMemoryLib.h>
+#include <Library/OcFileLib.h>
+#include <Library/UefiBootServicesTableLib.h>
+#include <Library/UefiApplicationEntryPoint.h>
+#include <Protocol/BlockIo.h>
+
+EFI_STATUS
+EFIAPI
+UefiMain (
+  IN EFI_HANDLE        ImageHandle,
+  IN EFI_SYSTEM_TABLE  *SystemTable
+  )
+{
+  EFI_STATUS                 Status;
+  UINTN                      Index;
+  UINTN                      HandleCount;
+  EFI_HANDLE                 *Handles;
+  EFI_BLOCK_IO_PROTOCOL      *BlkIo;
+  CONST EFI_PARTITION_ENTRY  *PartitionEntry;
+
+  //
+  // Find HardDrive
+  //
+  Status = gBS->LocateHandleBuffer (
+                  ByProtocol,
+                  &gEfiBlockIoProtocolGuid,
+                  NULL,
+                  &HandleCount,
+                  &Handles
+                  );
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_WARN, "Failed to find any partitions - %r\n", Status));
+    return Status;
+  }
+
+  for (Index = 0; Index < HandleCount; ++Index) {
+    Status = gBS->HandleProtocol (
+                    Handles[Index],
+                    &gEfiBlockIoProtocolGuid,
+                    (VOID **)&BlkIo
+                    );
+    if (EFI_ERROR (Status)) {
+      DEBUG ((DEBUG_WARN, "Partition #%u is unavailable - %r\n", (UINT32)(Index + 1), Status));
+      continue;
+    }
+
+    if (!BlkIo->Media->LogicalPartition) {
+      DEBUG ((DEBUG_WARN, "Partition #%u is not a logical partition\n", (UINT32)(Index + 1)));
+      continue;
+    }
+
+    PartitionEntry = OcGetGptPartitionEntry (Handles[Index]);
+    if (PartitionEntry == NULL) {
+      DEBUG ((DEBUG_WARN, "Partition #%u GPT entry is not accessible\n", (UINT32)(Index + 1)));
+      continue;
+    }
+
+    if (IsZeroGuid (&PartitionEntry->UniquePartitionGUID)) {
+      DEBUG ((DEBUG_WARN, "Partition #%u GPT entry has all-zero GUID\n", (UINT32)(Index + 1)));
+      continue;
+    }
+
+    DEBUG ((DEBUG_WARN, "Partition #%u details:\n", (UINT32)(Index + 1)));
+    DEBUG ((DEBUG_WARN, "  PartitionName      : %-36s\n", PartitionEntry->PartitionName));
+    DEBUG ((DEBUG_WARN, "  PartitionTypeGUID  : %g\n", &PartitionEntry->PartitionTypeGUID));
+    DEBUG ((DEBUG_WARN, "  UniquePartitionGUID: %g\n", &PartitionEntry->UniquePartitionGUID));
+  }
+
+  FreePool (Handles);
+
+  return EFI_SUCCESS;
+}

Application/ListPartitions/ListPartitions.inf

@@ -0,0 +1,53 @@
+## @file
+#  List available partitions on the system.
+#
+#  Copyright (c) 2021-2023, Vitaly Cheptsov. All rights reserved.<BR>
+#
+#  This program and the accompanying materials
+#  are licensed and made available under the terms and conditions of the BSD License
+#  which accompanies this distribution.  The full text of the license may be found at
+#  http://opensource.org/licenses/bsd-license.php
+#  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+#
+##
+
+[Defines]
+  INF_VERSION                    = 0x00010005
+  BASE_NAME                      = ListPartitions
+  FILE_GUID                      = 58856DD3-44DF-481A-BBD2-7ED13741EDF8
+  MODULE_TYPE                    = UEFI_APPLICATION
+  VERSION_STRING                 = 1.0
+  ENTRY_POINT                    = UefiMain
+
+#
+#  This flag specifies whether HII resource section is generated into PE image.
+#
+  UEFI_HII_RESOURCE_SECTION      = TRUE
+
+#
+# The following information is for reference only and not required by the build tools.
+#
+#  VALID_ARCHITECTURES           = IA32 X64 IPF EBC
+#
+
+[Sources]
+  ListPartitions.c
+
+[Packages]
+  MdePkg/MdePkg.dec
+  MdeModulePkg/MdeModulePkg.dec
+  OpenCorePkg/OpenCorePkg.dec
+  UefiCpuPkg/UefiCpuPkg.dec
+
+[Protocols]
+  gEfiBlockIoProtocolGuid                 ## CONSUMES
+
+[LibraryClasses]
+  OcConsoleControlEntryModeGenericLib
+  OcFileLib
+  DebugLib
+  UefiApplicationEntryPoint
+  UefiLib
+  PcdLib
+  IoLib

OpenCorePkg.dsc

@@ -205,6 +205,7 @@
   OpenCorePkg/Application/GopPerf/GopPerf.inf
   OpenCorePkg/Application/GopStop/GopStop.inf
   OpenCorePkg/Application/KeyTester/KeyTester.inf
+  OpenCorePkg/Application/ListPartitions/ListPartitions.inf
   OpenCorePkg/Application/MmapDump/MmapDump.inf
   OpenCorePkg/Application/OpenControl/OpenControl.inf
   OpenCorePkg/Application/OpenCore/OpenCore.inf {

build_oc.tool

@@ -136,6 +136,7 @@ package() {
       "CsrUtil.efi"
       "GopStop.efi"
       "KeyTester.efi"
+      "ListPartitions.efi"
       "MmapDump.efi"
       "ResetSystem.efi"
       "RtcRw.efi"