Contents

# This is free and unencumbered software released into the public domain.

require_relative '../exporter'

module FFIDB::Exporters
  ##
  # Code generator for the Python programming language (using ctypes).
  #
  # @see https://docs.python.org/3/library/ctypes.html
  class Python < FFIDB::Exporter
    TYPE_MAP = ::YAML.load(File.read(File.expand_path("../../../etc/mappings/python.yaml", __dir__)))
      .freeze

    def finish
      puts self.render_template('python.erb')
    end

    protected

    ##
    # @param  [FFIDB::Type] c_type
    # @return [#to_s]
    def param_type(c_type)
      case
        when c_type.enum? then 'ctypes.c_int'
        when c_type.array? then [self.param_type(c_type.array_type), '*', c_type.array_size].join(' ')
        else case py_type = TYPE_MAP[c_type.to_s] || TYPE_MAP['void *']
          when 'None' then py_type
          else "ctypes.#{py_type}"
        end
      end
    end
    alias_method :struct_type, :param_type
  end # Python
end # FFIDB::Exporters

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
ffidb-0.12.0	lib/ffidb/exporters/python.rb