57db2e539e
This reverts commit 3e4547f52e7ebec633f8bfefc8a396d944edf908, reversing changes made to 6edf9382bcc1240ad6f97c8b752cfe56cef9965d.
41 lines
1.5 KiB
Ruby
41 lines
1.5 KiB
Ruby
require "#{File.dirname(__FILE__)}/macho/structure"
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require "#{File.dirname(__FILE__)}/macho/view"
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require "#{File.dirname(__FILE__)}/macho/headers"
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require "#{File.dirname(__FILE__)}/macho/load_commands"
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require "#{File.dirname(__FILE__)}/macho/sections"
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require "#{File.dirname(__FILE__)}/macho/macho_file"
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require "#{File.dirname(__FILE__)}/macho/fat_file"
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require "#{File.dirname(__FILE__)}/macho/exceptions"
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require "#{File.dirname(__FILE__)}/macho/utils"
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require "#{File.dirname(__FILE__)}/macho/tools"
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# The primary namespace for ruby-macho.
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module MachO
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# release version
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VERSION = "1.1.0".freeze
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# Opens the given filename as a MachOFile or FatFile, depending on its magic.
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# @param filename [String] the file being opened
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# @return [MachOFile] if the file is a Mach-O
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# @return [FatFile] if the file is a Fat file
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# @raise [ArgumentError] if the given file does not exist
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# @raise [TruncatedFileError] if the file is too small to have a valid header
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# @raise [MagicError] if the file's magic is not valid Mach-O magic
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def self.open(filename)
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raise ArgumentError, "#{filename}: no such file" unless File.file?(filename)
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raise TruncatedFileError unless File.stat(filename).size >= 4
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magic = File.open(filename, "rb") { |f| f.read(4) }.unpack("N").first
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if Utils.fat_magic?(magic)
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file = FatFile.new(filename)
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elsif Utils.magic?(magic)
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file = MachOFile.new(filename)
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else
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raise MagicError, magic
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end
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file
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end
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end
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