summaryrefslogtreecommitdiffstats
path: root/include/iprt/formats/efi-fat.h
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 16:49:04 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 16:49:04 +0000
commit16f504a9dca3fe3b70568f67b7d41241ae485288 (patch)
treec60f36ada0496ba928b7161059ba5ab1ab224f9d /include/iprt/formats/efi-fat.h
parentInitial commit. (diff)
downloadvirtualbox-16f504a9dca3fe3b70568f67b7d41241ae485288.tar.xz
virtualbox-16f504a9dca3fe3b70568f67b7d41241ae485288.zip
Adding upstream version 7.0.6-dfsg.upstream/7.0.6-dfsgupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/iprt/formats/efi-fat.h')
-rw-r--r--include/iprt/formats/efi-fat.h92
1 files changed, 92 insertions, 0 deletions
diff --git a/include/iprt/formats/efi-fat.h b/include/iprt/formats/efi-fat.h
new file mode 100644
index 00000000..975fe317
--- /dev/null
+++ b/include/iprt/formats/efi-fat.h
@@ -0,0 +1,92 @@
+/* $Id: efi-fat.h $ */
+/** @file
+ * IPRT, EFI FAT Binary (used by Apple, contains multiple architectures).
+ */
+
+/*
+ * Copyright (C) 2019-2022 Oracle and/or its affiliates.
+ *
+ * This file is part of VirtualBox base platform packages, as
+ * available from https://www.virtualbox.org.
+ *
+ * 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, in version 3 of the
+ * License.
+ *
+ * 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 <https://www.gnu.org/licenses>.
+ *
+ * The contents of this file may alternatively be used under the terms
+ * of the Common Development and Distribution License Version 1.0
+ * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
+ * in the VirtualBox distribution, in which case the provisions of the
+ * CDDL are applicable instead of those of the GPL.
+ *
+ * You may elect to license modified versions of this file under the
+ * terms and conditions of either the GPL or the CDDL or both.
+ *
+ * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
+ */
+
+#ifndef IPRT_INCLUDED_formats_efi_fat_h
+#define IPRT_INCLUDED_formats_efi_fat_h
+#ifndef RT_WITHOUT_PRAGMA_ONCE
+# pragma once
+#endif
+
+#include <iprt/types.h>
+#include <iprt/assertcompile.h>
+
+/*
+ * Definitions come from http://refit.sourceforge.net/info/fat_binary.html
+ */
+
+/**
+ * The header structure.
+ */
+typedef struct EFI_FATHDR
+{
+ /** The magic identifying the header .*/
+ uint32_t u32Magic;
+ /** Number of files (one per architecture) embedded into the file. */
+ uint32_t cFilesEmbedded;
+} EFI_FATHDR;
+AssertCompileSize(EFI_FATHDR, 8);
+typedef EFI_FATHDR *PEFI_FATHDR;
+
+/** The magic identifying a FAT header. */
+#define EFI_FATHDR_MAGIC UINT32_C(0x0ef1fab9)
+
+/**
+ * The direcory entry.
+ */
+typedef struct EFI_FATDIRENTRY
+{
+ /** The CPU type the referenced file is for. */
+ uint32_t u32CpuType;
+ /** The CPU sub-type the referenced file is for. */
+ uint32_t u32CpuSubType;
+ /** Offset in bytes where the file is located. */
+ uint32_t u32OffsetStart;
+ /** Length of the file in bytes. */
+ uint32_t cbFile;
+ /** Alignment used for the file. */
+ uint32_t u32Alignment;
+} EFI_FATDIRENTRY;
+AssertCompileSize(EFI_FATDIRENTRY, 20);
+typedef EFI_FATDIRENTRY *PEFI_FATDIRENTRY;
+
+#define EFI_FATDIRENTRY_CPU_TYPE_X86 UINT32_C(0x7)
+#define EFI_FATDIRENTRY_CPU_TYPE_AMD64 UINT32_C(0x01000007)
+
+#define EFI_FATDIRENTRY_CPU_SUB_TYPE_GENERIC UINT32_C(0x3)
+
+
+#endif /* !IPRT_INCLUDED_formats_efi_fat_h */
+