70 lines
3.4 KiB
Diff
70 lines
3.4 KiB
Diff
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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Peter Jones <pjones@redhat.com>
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Date: Mon, 15 Feb 2021 14:21:48 +0100
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Subject: [PATCH] util/mkimage: Reorder PE optional header fields set-up
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This makes the PE32 and PE32+ header fields set-up easier to follow by
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setting them closer to the initialization of their related sections.
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Signed-off-by: Peter Jones <pjones@redhat.com>
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Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
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Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
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---
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util/mkimage.c | 16 ++++++++--------
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1 file changed, 8 insertions(+), 8 deletions(-)
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diff --git a/util/mkimage.c b/util/mkimage.c
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index ff5462c98..e73a5864b 100644
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--- a/util/mkimage.c
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+++ b/util/mkimage.c
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@@ -1320,16 +1320,12 @@ grub_install_generate_image (const char *dir, const char *prefix,
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sections = o64 + 1;
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}
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- PE_OHDR (o32, o64, code_size) = grub_host_to_target32 (layout.exec_size);
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- PE_OHDR (o32, o64, data_size) = grub_host_to_target32 (reloc_addr - layout.exec_size - header_size);
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+ PE_OHDR (o32, o64, header_size) = grub_host_to_target32 (header_size);
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PE_OHDR (o32, o64, entry_addr) = grub_host_to_target32 (layout.start_address);
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- PE_OHDR (o32, o64, code_base) = grub_host_to_target32 (header_size);
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-
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PE_OHDR (o32, o64, image_base) = 0;
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+ PE_OHDR (o32, o64, image_size) = grub_host_to_target32 (pe_size);
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PE_OHDR (o32, o64, section_alignment) = grub_host_to_target32 (image_target->section_align);
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PE_OHDR (o32, o64, file_alignment) = grub_host_to_target32 (GRUB_PE32_FILE_ALIGNMENT);
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- PE_OHDR (o32, o64, image_size) = grub_host_to_target32 (pe_size);
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- PE_OHDR (o32, o64, header_size) = grub_host_to_target32 (header_size);
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PE_OHDR (o32, o64, subsystem) = grub_host_to_target16 (GRUB_PE32_SUBSYSTEM_EFI_APPLICATION);
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/* Do these really matter? */
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@@ -1339,10 +1335,10 @@ grub_install_generate_image (const char *dir, const char *prefix,
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PE_OHDR (o32, o64, heap_commit_size) = grub_host_to_target32 (0x10000);
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PE_OHDR (o32, o64, num_data_directories) = grub_host_to_target32 (GRUB_PE32_NUM_DATA_DIRECTORIES);
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- PE_OHDR (o32, o64, base_relocation_table.rva) = grub_host_to_target32 (reloc_addr);
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- PE_OHDR (o32, o64, base_relocation_table.size) = grub_host_to_target32 (layout.reloc_size);
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/* The sections. */
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+ PE_OHDR (o32, o64, code_base) = grub_host_to_target32 (header_size);
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+ PE_OHDR (o32, o64, code_size) = grub_host_to_target32 (layout.exec_size);
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text_section = sections;
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strcpy (text_section->name, ".text");
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text_section->virtual_size = grub_host_to_target32 (layout.exec_size);
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@@ -1354,6 +1350,8 @@ grub_install_generate_image (const char *dir, const char *prefix,
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| GRUB_PE32_SCN_MEM_EXECUTE
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| GRUB_PE32_SCN_MEM_READ);
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+ PE_OHDR (o32, o64, data_size) = grub_host_to_target32 (reloc_addr - layout.exec_size - header_size);
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+
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data_section = text_section + 1;
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strcpy (data_section->name, ".data");
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data_section->virtual_size = grub_host_to_target32 (layout.kernel_size - layout.exec_size);
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@@ -1376,6 +1374,8 @@ grub_install_generate_image (const char *dir, const char *prefix,
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| GRUB_PE32_SCN_MEM_READ
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| GRUB_PE32_SCN_MEM_WRITE);
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+ PE_OHDR (o32, o64, base_relocation_table.rva) = grub_host_to_target32 (reloc_addr);
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+ PE_OHDR (o32, o64, base_relocation_table.size) = grub_host_to_target32 (layout.reloc_size);
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reloc_section = mods_section + 1;
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strcpy (reloc_section->name, ".reloc");
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reloc_section->virtual_size = grub_host_to_target32 (layout.reloc_size);
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