Class: Idb::WeakClassDumpWrapper

Inherits:
Object
  • Object
show all
Defined in:
lib/lib/weak_class_dump_wrapper.rb

Instance Method Summary collapse

Constructor Details

#initialize(local_header_dir) ⇒ WeakClassDumpWrapper

Returns a new instance of WeakClassDumpWrapper.



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# File 'lib/lib/weak_class_dump_wrapper.rb', line 4

def initialize local_header_dir

  @remote_header_dir_base = "/tmp/weak_class_dump_"
  @remote_header_dir = @remote_header_dir_base + $selected_app.uuid

  @local_header_dir = local_header_dir

end

Instance Method Details

#execute_cycript ⇒ Object 



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# File 'lib/lib/weak_class_dump_wrapper.rb', line 13

def execute_cycript
  unless $device.cycript_installed?
    $log.error "Cycript not found, aborting."
    return
  end

  # ensure cycript script is installed.
  # originally from: https://github.com/limneos/weak_classdump

  wc_file = "/var/root/weak_classdump.cy"
  unless $device.ops.file_exists?  wc_file
    $log.info "weak_classdump not found, Installing onto device."
    $device.ops.upload("#{File.dirname(File.expand_path(__FILE__))}/../utils/weak_class_dump/weak_classdump.cy", wc_file)
  end

  local_instructions_file = "#{$tmp_path}/weak_classdump_instructions.cy"
  remote_instructions_file = "/var/root/weak_classdump_instructions.cy"
  File.open(local_instructions_file,"w") { |x|
    x.puts("weak_classdump_bundle([NSBundle mainBundle],\"#{@remote_header_dir}\")")
  }

  $device.ops.upload local_instructions_file, remote_instructions_file

  $log.info "Launching app..."
  $selected_app.launch

  cmd = "cycript -p '#{$selected_app.binary_name}' #{wc_file}"
  $log.info "Injecting: #{cmd}"
  $device.ops.execute cmd

  $log.info "Running cycript using weak_classdump."
  cmd = "cycript -p '#{$selected_app.binary_name}' #{remote_instructions_file}"
  $log.info "Running: #{cmd}"
  $device.ops.execute cmd

end

#get_header_files ⇒ Object 



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# File 'lib/lib/weak_class_dump_wrapper.rb', line 50

def get_header_files
  Dir.entries(@local_header_dir).reject{|entry| entry == "." || entry == ".."}
end

#pull_header_files ⇒ Object 



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# File 'lib/lib/weak_class_dump_wrapper.rb', line 54

def pull_header_files
  $log.info "Downloading header files from #{@remote_header_dir} to #{@local_header_dir}"
  $device.ops.download_recursive(@remote_header_dir, @local_header_dir)
end