dup_contact_info_supported_fields

Returns a newly allocated List of supported contact info fields for this connection.

The list must be freed with tp_contact_info_spec_list_free.

To wait for valid supported fields, call prepare_async with the feature TP_CONNECTION_FEATURE_CONTACT_INFO.

This property cannot change after this goes to the Connected state.

Parameters:

this	a connection

Returns:

a List of ContactInfoFieldSpec struct, or null if the feature is not yet prepared or the connection doesn't have the necessary properties.