a contact UID; cannot be %NULL
the contact revision; can be %NULL
the contact object as a vCard string; can be %NULL
extra backend-specific data; can be %NULL
Frees the ptr structure, previously allocated with e_book_meta_backend_info_new()
or e_book_meta_backend_info_copy().
an #EBookMetaBackendInfo
Creates a new #EBookMetaBackendInfo prefilled with the given values.
a contact UID; cannot be %NULL
the contact revision; can be %NULL
the contact object as a vCard string; can be %NULL
extra backend-specific data; can be %NULL
Creates a new #EBookMetaBackendInfo prefilled with the given values.