FwupdPlugin.EfiLoadOption.get_metadata

### Method

# FwupdPlugin EfiLoadOptionget_metadata

since: 2.0.0

#### Declaration [src]

    const gchar*
    fu_efi_load_option_get_metadata (
      FuEfiLoadOption* self,
      const gchar* key,
      GError** error
    )

#### Description [src]

Gets an optional attribute.

Available since: 2.0.0

#### Parameters

`key`

  Type: `const gchar*`

  UTF-8 string.

  The data is owned by the caller of the method.
  The value is a NUL terminated UTF-8 string.

`error`

  Type: `GError **`

  The return location for a recoverable error.

  The argument can be `NULL`.
  If the return location is not `NULL`, then you must initialize it to a `NULL` `GError*`.
  The argument will be left initialized to `NULL` by the method if there are no errors.
  In case of error, the argument will be set to a newly allocated `GError`; the caller will take ownership of the data, and be responsible for freeing it.

#### Return value

Type: `const gchar*`

UTF-8 string, or `NULL`.

The returned data is owned by the instance.
The value is a NUL terminated UTF-8 string.