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103 lines
3.2 KiB
Diff
103 lines
3.2 KiB
Diff
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From 64dcffa715049351327851c8b5a6f3430a32ff39 Mon Sep 17 00:00:00 2001
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From: Christos Zoulas <christos@zoulas.com>
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Date: Sun, 4 Apr 2021 18:24:34 +0000
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Subject: [PATCH] Add arm-coff (Mark Harmstone)
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---
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magic/Magdir/arm | 41 +++++++++++++++++++++++++++++++++++++++++
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magic/Magdir/coff | 7 ++++++-
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magic/Makefile.am | 3 ++-
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3 files changed, 49 insertions(+), 2 deletions(-)
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create mode 100644 magic/Magdir/arm
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diff --git a/magic/Magdir/arm b/magic/Magdir/arm
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new file mode 100644
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index 000000000..8869d1928
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--- /dev/null
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+++ b/magic/Magdir/arm
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@@ -0,0 +1,41 @@
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+#------------------------------------------------------------------------------
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+# $File: arm,v 1.1 2021/04/04 18:24:34 christos Exp $
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+# arm: file(1) magic for ARM COFF
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+#
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+# https://docs.microsoft.com/en-us/windows/win32/debug/pe-format
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+
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+# Aarch64
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+0 leshort 0xaa64
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+# test for unused flag bits in f_flags
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+>18 uleshort&0x8E80 0
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+# use little endian variant of subroutine to
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+# display name+variables+flags for common object formated files
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+>>0 use display-coff
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+!:strength -10
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+
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+# ARM
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+0 leshort 0x01c0
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+# test for unused flag bits in f_flags
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+>18 uleshort&0x8E80 0
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+# use little endian variant of subroutine to
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+# display name+variables+flags for common object formated files
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+>>0 use display-coff
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+!:strength -10
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+
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+# ARM Thumb
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+0 leshort 0x01c2
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+# test for unused flag bits in f_flags
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+>18 uleshort&0x8E80 0
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+# use little endian variant of subroutine to
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+# display name+variables+flags for common object formated files
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+>>0 use display-coff
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+!:strength -10
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+
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+# ARMv7 Thumb
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+0 leshort 0x01c4
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+# test for unused flag bits in f_flags
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+>18 uleshort&0x8E80 0
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+# use little endian variant of subroutine to
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+# display name+variables+flags for common object formated files
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+>>0 use display-coff
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+!:strength -10
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diff --git a/magic/Magdir/coff b/magic/Magdir/coff
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index 18e7b665e..5063bc19e 100644
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--- a/magic/Magdir/coff
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+++ b/magic/Magdir/coff
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@@ -1,6 +1,6 @@
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#------------------------------------------------------------------------------
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-# $File: coff,v 1.4 2021/02/10 00:37:02 christos Exp $
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+# $File: coff,v 1.5 2021/04/04 18:24:34 christos Exp $
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# coff: file(1) magic for Common Object Files not specific to known cpu types or manufactures
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#
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# COFF
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@@ -34,6 +34,11 @@
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# https://msdn.microsoft.com/en-us/library/windows/desktop/ms680313(v=vs.85).aspx
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>>>>0 uleshort 0x0200 Intel ia64
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>>>>0 uleshort 0x8664 Intel amd64
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+# ARM COFF (./arm)
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+>>>>0 uleshort 0xaa64 Aarch64
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+>>>>0 uleshort 0x01c0 ARM
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+>>>>0 uleshort 0x01c2 ARM Thumb
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+>>>>0 uleshort 0x01c4 ARMv7 Thumb
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# TODO for other COFFs
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#>>>>0 uleshort 0xABCD COFF_TEMPLATE
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>>>>0 default x
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diff --git a/magic/Makefile.am b/magic/Makefile.am
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index 0eb5865b7..75d39bbde 100644
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--- a/magic/Makefile.am
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+++ b/magic/Makefile.am
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@@ -1,5 +1,5 @@
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#
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-# $File: Makefile.am,v 1.166 2021/03/14 16:24:18 christos Exp $
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+# $File: Makefile.am,v 1.167 2021/04/04 18:24:34 christos Exp $
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#
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MAGIC_FRAGMENT_BASE = Magdir
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MAGIC_DIR = $(top_srcdir)/magic
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@@ -29,6 +29,7 @@ $(MAGIC_FRAGMENT_DIR)/application \
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$(MAGIC_FRAGMENT_DIR)/applix \
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$(MAGIC_FRAGMENT_DIR)/apt \
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$(MAGIC_FRAGMENT_DIR)/archive \
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+$(MAGIC_FRAGMENT_DIR)/arm \
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$(MAGIC_FRAGMENT_DIR)/asf \
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$(MAGIC_FRAGMENT_DIR)/assembler \
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$(MAGIC_FRAGMENT_DIR)/asterix \
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