hostapd/ap_drv_ops.c

   1 /*
   2  * hostapd - Driver operations
   3  * Copyright (c) 2009, Jouni Malinen <j@w1.fi>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2 as
   7  * published by the Free Software Foundation.
   8  *
   9  * Alternatively, this software may be distributed under the terms of BSD
  10  * license.
  11  *
  12  * See README and COPYING for more details.
  13  */
  14
  15 #include "includes.h"
  16
  17 #include "common.h"
  18 #include "hostapd.h"
  19 #include "sta_info.h"
  20 #include "driver_i.h"
  21
  22
  23 static int hostapd_set_ap_wps_ie(struct hostapd_data *hapd,
  24                                  const struct wpabuf *beacon,
  25                                  const struct wpabuf *proberesp)
  26 {
  27         if (hapd->driver == NULL || hapd->driver->set_ap_wps_ie == NULL)
  28                 return 0;
  29         return hapd->driver->set_ap_wps_ie(hapd->conf->iface, hapd->drv_priv,
  30                                            beacon, proberesp);
  31 }
  32
  33
  34 static int hostapd_send_mgmt_frame(struct hostapd_data *hapd, const void *msg,
  35                            size_t len)
  36 {
  37         if (hapd->driver == NULL || hapd->driver->send_mlme == NULL)
  38                 return 0;
  39         return hapd->driver->send_mlme(hapd->drv_priv, msg, len);
  40 }
  41
  42
  43 static int hostapd_send_eapol(struct hostapd_data *hapd, const u8 *addr,
  44                               const u8 *data, size_t data_len, int encrypt)
  45 {
  46         if (hapd->driver == NULL || hapd->driver->hapd_send_eapol == NULL)
  47                 return 0;
  48         return hapd->driver->hapd_send_eapol(hapd->drv_priv, addr, data,
  49                                              data_len, encrypt,
  50                                              hapd->own_addr);
  51 }
  52
  53
  54 static int hostapd_set_authorized(struct hostapd_data *hapd,
  55                                   struct sta_info *sta, int authorized)
  56 {
  57         if (authorized) {
  58                 return hostapd_sta_set_flags(hapd, sta->addr,
  59                                              hostapd_sta_flags_to_drv(
  60                                                      sta->flags),
  61                                              WPA_STA_AUTHORIZED, ~0);
  62         }
  63
  64         return hostapd_sta_set_flags(hapd, sta->addr,
  65                                      hostapd_sta_flags_to_drv(sta->flags),
  66                                      0, ~WPA_STA_AUTHORIZED);
  67 }
  68
  69
  70 static int hostapd_set_key(const char *ifname, struct hostapd_data *hapd,
  71                            wpa_alg alg, const u8 *addr, int key_idx,
  72                            int set_tx, const u8 *seq, size_t seq_len,
  73                            const u8 *key, size_t key_len)
  74 {
  75         if (hapd->driver == NULL || hapd->driver->set_key == NULL)
  76                 return 0;
  77         return hapd->driver->set_key(ifname, hapd->drv_priv, alg, addr,
  78                                      key_idx, set_tx, seq, seq_len, key,
  79                                      key_len);
  80 }
  81
  82
  83 static int hostapd_read_sta_data(struct hostapd_data *hapd,
  84                                  struct hostap_sta_driver_data *data,
  85                                  const u8 *addr)
  86 {
  87         if (hapd->driver == NULL || hapd->driver->read_sta_data == NULL)
  88                 return -1;
  89         return hapd->driver->read_sta_data(hapd->drv_priv, data, addr);
  90 }
  91
  92
  93 static int hostapd_sta_clear_stats(struct hostapd_data *hapd, const u8 *addr)
  94 {
  95         if (hapd->driver == NULL || hapd->driver->sta_clear_stats == NULL)
  96                 return 0;
  97         return hapd->driver->sta_clear_stats(hapd->drv_priv, addr);
  98 }
  99
 100
 101 void hostapd_set_driver_ops(struct hostapd_driver_ops *ops)
 102 {
 103         ops->set_ap_wps_ie = hostapd_set_ap_wps_ie;
 104         ops->send_mgmt_frame = hostapd_send_mgmt_frame;
 105         ops->send_eapol = hostapd_send_eapol;
 106         ops->set_authorized = hostapd_set_authorized;
 107         ops->set_key = hostapd_set_key;
 108         ops->read_sta_data = hostapd_read_sta_data;
 109         ops->sta_clear_stats = hostapd_sta_clear_stats;
 110 }