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Low-level elixir library to read, write, hash, and sign XDR primitive constructs used in the Stellar network.
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lib/xdr/base/hash.ex
defmodule Stellar.XDR.Hash do
@moduledoc """
Representation of Stellar `Hash` type.
"""
alias Stellar.XDR.Opaque32
@behaviour XDR.Declaration
@type t :: %__MODULE__{value: binary()}
defstruct [:value]
@spec new(value :: binary()) :: t()
def new(value), do: %__MODULE__{value: value}
@impl true
def encode_xdr(%__MODULE__{value: value}) do
Opaque32.encode_xdr(%Opaque32{opaque: value})
end
@impl true
def encode_xdr!(%__MODULE__{value: value}) do
Opaque32.encode_xdr!(%Opaque32{opaque: value})
end
@impl true
def decode_xdr(bytes, term \\ nil)
def decode_xdr(bytes, _term) do
case Opaque32.decode_xdr(bytes) do
{:ok, {%Opaque32{opaque: value}, rest}} -> {:ok, {new(value), rest}}
error -> error
end
end
@impl true
def decode_xdr!(bytes, term \\ nil)
def decode_xdr!(bytes, _term) do
{%Opaque32{opaque: value}, rest} = Opaque32.decode_xdr!(bytes)
{new(value), rest}
end
end