Hash resize_Hash(Hash H, unsigned int newLength){
List l;
List_Iter it;
unsigned int i;
Hash newHash;
assert(newLength);
newHash = new_Hash(newLength);
for (i = 0; i < H->length; ++i){
l = H->lists[i];
it = begin_List(l);
while (it != end_List(l)){
add_Hash(newHash, getElem_List(l, it));
it = next_List(l, it);
}
}
delete_Hash(H);
return newHash;
}
int add_OnlineUser(User *u) {
if (u == NULL || !u->name[0])
return -1;
return add_Hash(online_users, u->name, u, NULL);
}
