ruby-iostruct-0.0.4+git20200727.1.51bffd3/.rspec0000644000000000000000000000003213707555437015317 0ustar00--color --format progress ruby-iostruct-0.0.4+git20200727.1.51bffd3/Gemfile0000644000000000000000000000013513707555437015501 0ustar00source 'https://rubygems.org' # Specify your gem's dependencies in iostruct.gemspec gemspec ruby-iostruct-0.0.4+git20200727.1.51bffd3/Gemfile.lock0000644000000000000000000000030313707555437016425 0ustar00PATH remote: . specs: iostruct (0.0.4) GEM remote: https://rubygems.org/ specs: rake (13.0.1) PLATFORMS ruby DEPENDENCIES bundler iostruct! rake BUNDLED WITH 2.1.4 ruby-iostruct-0.0.4+git20200727.1.51bffd3/LICENSE.txt0000644000000000000000000000206413707555437016034 0ustar00Copyright (c) 2013 Andrey "Zed" Zaikin MIT License Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. ruby-iostruct-0.0.4+git20200727.1.51bffd3/README.md0000644000000000000000000000076413707555437015475 0ustar00# Iostruct TODO: Write a gem description ## Installation Add this line to your application's Gemfile: gem 'iostruct' And then execute: $ bundle Or install it yourself as: $ gem install iostruct ## Usage TODO: Write usage instructions here ## Contributing 1. Fork it 2. Create your feature branch (`git checkout -b my-new-feature`) 3. Commit your changes (`git commit -am 'Add some feature'`) 4. Push to the branch (`git push origin my-new-feature`) 5. Create new Pull Request ruby-iostruct-0.0.4+git20200727.1.51bffd3/Rakefile0000644000000000000000000000017713707555437015661 0ustar00require "bundler/gem_tasks" require 'rspec/core/rake_task' desc "run specs" RSpec::Core::RakeTask.new task :default => :spec ruby-iostruct-0.0.4+git20200727.1.51bffd3/iostruct.gemspec0000644000000000000000000000135113707555437017430 0ustar00# coding: utf-8 lib = File.expand_path('../lib', __FILE__) $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib) require 'iostruct/version' Gem::Specification.new do |s| s.name = "iostruct" s.version = IOStruct::VERSION s.required_rubygems_version = Gem::Requirement.new(">= 0") if s.respond_to? :required_rubygems_version= s.authors = ["Andrey \"Zed\" Zaikin"] s.date = "2013-01-08" s.email = "zed.0xff@gmail.com" s.files = `git ls-files`.split($/) s.homepage = "http://github.com/zed-0xff/iostruct" s.licenses = ["MIT"] s.require_paths = ["lib"] s.summary = "A Struct that can read/write itself from/to IO-like objects" s.add_development_dependency "bundler" s.add_development_dependency "rake" end ruby-iostruct-0.0.4+git20200727.1.51bffd3/lib/0000755000000000000000000000000013707555437014755 5ustar00ruby-iostruct-0.0.4+git20200727.1.51bffd3/spec/0000755000000000000000000000000013707555437015141 5ustar00ruby-iostruct-0.0.4+git20200727.1.51bffd3/lib/iostruct.rb0000644000000000000000000000330613707555437017160 0ustar00module IOStruct def self.new fmt, *args size = fmt.scan(/([a-z])(\d*)/i).map do |f,len| [len.to_i, 1].max * case f when /[AaCcx]/ then 1 when 'v' then 2 when 'V','l','L' then 4 when 'Q' then 8 else raise "unknown fmt #{f.inspect}" end end.inject(&:+) Struct.new( *args ).tap do |x| x.const_set 'FORMAT', fmt x.const_set 'SIZE', size x.class_eval do include InstanceMethods end x.extend ClassMethods end end # self.new module ClassMethods # src can be IO or String, or anything that responds to :read or :unpack def read src, size = nil size ||= const_get 'SIZE' data = if src.respond_to?(:read) src.read(size).to_s elsif src.respond_to?(:unpack) src else raise "[?] don't know how to read from #{src.inspect}" end if data.size < size $stderr.puts "[!] #{self.to_s} want #{size} bytes, got #{data.size}" end new(*data.unpack(const_get('FORMAT'))) end end # ClassMethods module InstanceMethods def pack to_a.pack self.class.const_get('FORMAT') end def empty? to_a.all?{ |t| t == 0 || t.nil? || t.to_s.tr("\x00","").empty? } end # allow initializing individual struct members by name, like: # PEdump::IMAGE_SECTION_HEADER.new( # :VirtualSize => 0x100, # :VirtualAddress => 0x100000 # ) def initialize *args if args.size == 1 && args.first.is_a?(Hash) super() args.first.each do |k,v| send "#{k}=", v end else super end end end # InstanceMethods end # IOStruct ruby-iostruct-0.0.4+git20200727.1.51bffd3/lib/iostruct/0000755000000000000000000000000013707555437016631 5ustar00ruby-iostruct-0.0.4+git20200727.1.51bffd3/lib/iostruct/version.rb0000644000000000000000000000005013707555437020636 0ustar00module IOStruct VERSION = "0.0.4" end ruby-iostruct-0.0.4+git20200727.1.51bffd3/spec/iostruct_spec.rb0000644000000000000000000000115413707555437020355 0ustar00require 'spec_helper' require 'stringio' describe IOStruct do describe "#read" do it "reads from IO" do a = [12345,56789] data = a.pack('L2') x = IOStruct.new('LL', :x, :y).read(StringIO.new(data)) x.x.should == a[0] x.y.should == a[1] end it "reads from String" do a = [12345,56789] data = a.pack('L2') x = IOStruct.new('LL', :x, :y).read(data) x.x.should == a[0] x.y.should == a[1] end end it "skips on 'x'" do a = [12345,56789] data = a.pack('L2') x = IOStruct.new('x4L', :y).read(data) x.y.should == a[1] end end ruby-iostruct-0.0.4+git20200727.1.51bffd3/spec/spec_helper.rb0000644000000000000000000000042513707555437017760 0ustar00require File.join(File.dirname(__FILE__), '../lib/iostruct.rb') # See http://rubydoc.info/gems/rspec-core/RSpec/Core/Configuration RSpec.configure do |config| config.treat_symbols_as_metadata_keys_with_true_values = true config.run_all_when_everything_filtered = true end