View Source Signet.Signer.Curvy (Signet v1.3.8)

Signer to sign messages using a private key directly.

Note: this should not be used in production systems. Please see Signet.Signer.CloudKMS.

Summary

Functions

get_address(private_key)

Get the Ethereum address associated with the given private key.

sign(message, private_key)

Signs the given message using the private key, after digesting the message with keccak.

Functions

Link to this function

get_address(private_key)

View Source 
@spec get_address(binary()) :: {:ok, binary()} | {:error, String.t()}

Get the Ethereum address associated with the given private key.

Examples 

iex> priv_key = "800509fa3e80882ad0be77c27505bdc91380f800d51ed80897d22f9fcc75f4bf" |> Base.decode16!(case: :mixed)
iex> {:ok, address} = Signet.Signer.Curvy.get_address(priv_key)
iex> Signet.Hex.to_address(address)
"0x63Cc7c25e0cdb121aBb0fE477a6b9901889F99A7"
Link to this function

sign(message, private_key)

View Source 
@spec sign(String.t(), binary()) :: {:ok, Curvy.Signature.t()} | {:error, String.t()}

Signs the given message using the private key, after digesting the message with keccak.

Examples 

iex> use Signet.Hex
iex> priv_key = ~h[0x800509fa3e80882ad0be77c27505bdc91380f800d51ed80897d22f9fcc75f4bf]
iex> {:ok, sig} = Signet.Signer.Curvy.sign("test", priv_key)
iex> {:ok, recid} = Signet.Recover.find_recid("test", sig, ~h[0x63Cc7c25e0cdb121aBb0fE477a6b9901889F99A7])
iex> Signet.Recover.recover_eth("test", %{sig|recid: recid}) |> Signet.Hex.to_address()
"0x63Cc7c25e0cdb121aBb0fE477a6b9901889F99A7"