2 * Copyright (c) 2015-2016 Quantenna Communications, Inc.
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License
7 * as published by the Free Software Foundation; either version 2
8 * of the License, or (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
19 void qtnf_sta_list_init(struct qtnf_sta_list *list)
24 INIT_LIST_HEAD(&list->head);
25 atomic_set(&list->size, 0);
28 struct qtnf_sta_node *qtnf_sta_list_lookup(struct qtnf_sta_list *list,
31 struct qtnf_sta_node *node;
36 list_for_each_entry(node, &list->head, list) {
37 if (ether_addr_equal(node->mac_addr, mac))
44 struct qtnf_sta_node *qtnf_sta_list_lookup_index(struct qtnf_sta_list *list,
47 struct qtnf_sta_node *node;
49 if (qtnf_sta_list_size(list) <= index)
52 list_for_each_entry(node, &list->head, list) {
60 struct qtnf_sta_node *qtnf_sta_list_add(struct qtnf_sta_list *list,
63 struct qtnf_sta_node *node;
68 node = qtnf_sta_list_lookup(list, mac);
73 node = kzalloc(sizeof(*node), GFP_KERNEL);
77 ether_addr_copy(node->mac_addr, mac);
78 list_add_tail(&node->list, &list->head);
79 atomic_inc(&list->size);
85 bool qtnf_sta_list_del(struct qtnf_sta_list *list, const u8 *mac)
87 struct qtnf_sta_node *node;
90 node = qtnf_sta_list_lookup(list, mac);
93 list_del(&node->list);
94 atomic_dec(&list->size);
102 void qtnf_sta_list_free(struct qtnf_sta_list *list)
104 struct qtnf_sta_node *node, *tmp;
106 atomic_set(&list->size, 0);
108 list_for_each_entry_safe(node, tmp, &list->head, list) {
109 list_del(&node->list);
113 INIT_LIST_HEAD(&list->head);