struct sgp_group;
-struct sgp_group * sgp_group_new();
+struct sgp_group * sgp_group_new(char *);
+void sgp_group_destroy(struct sgp_group *);
+char * sgp_group_get_name(struct sgp_group *);
int sgp_group_add_friend(struct sgp_group *, struct sgp_friend *);
#define sgp_foreach_friend(group, friend, pfriend) \