Notifies the this that a new contact with UID uid
had been added to the set and it
occupies the indices_index
index in the indices.
In case the uid
had been added previously its index is modified instead.
This function can be used only after initial call to take_indices.
this | |
uid |
a UID of a contact |
indices_index |
index to the indices array the contact belongs to |
whether the indices changed |