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Ethereum's Virtual Machine, in all its glory.

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evm lib evm builtin.ex
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lib/evm/builtin.ex 

defmodule EVM.Builtin do

  @moduledoc """

  Implements the built-in functions as defined in Appendix E

  of the Yellow Paper. These are contract functions that

  natively exist in Ethereum.



  TODO: Implement and add doc tests.

  """



  @spec run_ecrec(EVM.Gas.t, EVM.ExecEnv.t) :: {EVM.Gas.t, EVM.SubState.t, EVM.ExecEnv.t, EVM.VM.output}

  def run_ecrec(gas, exec_env), do: {gas, %EVM.SubState{}, exec_env, <<>>}



  @spec run_sha256(EVM.Gas.t, EVM.ExecEnv.t) :: {EVM.Gas.t, EVM.SubState.t, EVM.ExecEnv.t, EVM.VM.output}

  def run_sha256(gas, exec_env), do: {gas, %EVM.SubState{}, exec_env, <<>>}



  @spec run_rip160(EVM.Gas.t, EVM.ExecEnv.t) :: {EVM.Gas.t, EVM.SubState.t, EVM.ExecEnv.t, EVM.VM.output}

  def run_rip160(gas, exec_env), do: {gas, %EVM.SubState{}, exec_env, <<>>}



  @spec run_id(EVM.Gas.t, EVM.ExecEnv.t) :: {EVM.Gas.t, EVM.SubState.t, EVM.ExecEnv.t, EVM.VM.output}

  def run_id(gas, exec_env), do: {gas, %EVM.SubState{}, exec_env, <<>>}

end