[wpasupplicant] / hostapd / driver_i.h

/*
 * hostapd - internal driver interface wrappers
 * Copyright (c) 2002-2009, Jouni Malinen <j@w1.fi>
 * Copyright (c) 2007-2008, Intel Corporation
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * Alternatively, this software may be distributed under the terms of BSD
 * license.
 *
 * See README and COPYING for more details.
 */

#ifndef DRIVER_I_H
#define DRIVER_I_H

#include "drivers/driver.h"
#include "config.h"

static inline void *
hostapd_driver_init(struct hostapd_data *hapd, const u8 *bssid)
{
        struct wpa_init_params params;
        void *ret;
        size_t i;

        if (hapd->driver == NULL || hapd->driver->hapd_init == NULL)
                return NULL;

        os_memset(&params, 0, sizeof(params));
        params.bssid = bssid;
        params.ifname = hapd->conf->iface;
        params.ssid = (const u8 *) hapd->conf->ssid.ssid;
        params.ssid_len = hapd->conf->ssid.ssid_len;
        params.test_socket = hapd->conf->test_socket;
        params.use_pae_group_addr = hapd->conf->use_pae_group_addr;

        params.num_bridge = hapd->iface->num_bss;
        params.bridge = os_zalloc(hapd->iface->num_bss * sizeof(char *));
        if (params.bridge == NULL)
                return NULL;
        for (i = 0; i < hapd->iface->num_bss; i++) {
                struct hostapd_data *bss = hapd->iface->bss[i];
                if (bss->conf->bridge[0])
                        params.bridge[i] = bss->conf->bridge;
        }

        params.own_addr = hapd->own_addr;

        ret = hapd->driver->hapd_init(hapd, &params);
        os_free(params.bridge);

        return ret;
}

static inline void
hostapd_driver_deinit(struct hostapd_data *hapd)
{
        if (hapd->driver == NULL || hapd->driver->hapd_deinit == NULL)
                return;
        hapd->driver->hapd_deinit(hapd->drv_priv);
}

static inline int
hostapd_set_ieee8021x(const char *ifname, struct hostapd_data *hapd,
                      int enabled)
{
        if (hapd->driver == NULL || hapd->driver->set_ieee8021x == NULL)
                return 0;
        return hapd->driver->set_ieee8021x(ifname, hapd->drv_priv, enabled);
}

static inline int
hostapd_set_privacy(struct hostapd_data *hapd, int enabled)
{
        if (hapd->driver == NULL || hapd->driver->set_privacy == NULL)
                return 0;
        return hapd->driver->set_privacy(hapd->conf->iface, hapd->drv_priv,
                                         enabled);
}

static inline int
hostapd_set_key(const char *ifname, struct hostapd_data *hapd,
                wpa_alg alg, const u8 *addr, int key_idx,
                int set_tx, const u8 *seq, size_t seq_len,
                const u8 *key, size_t key_len)
{
        if (hapd->driver == NULL || hapd->driver->hapd_set_key == NULL)
                return 0;
        return hapd->driver->hapd_set_key(ifname, hapd->drv_priv, alg, addr,
                                          key_idx, set_tx, seq, seq_len, key,
                                          key_len);
}

static inline int
hostapd_get_seqnum(const char *ifname, struct hostapd_data *hapd,
                   const u8 *addr, int idx, u8 *seq)
{
        if (hapd->driver == NULL || hapd->driver->get_seqnum == NULL)
                return 0;
        return hapd->driver->get_seqnum(ifname, hapd->drv_priv, addr, idx,
                                        seq);
}

static inline int
hostapd_get_seqnum_igtk(const char *ifname, struct hostapd_data *hapd,
                        const u8 *addr, int idx, u8 *seq)
{
        if (hapd->driver == NULL || hapd->driver->get_seqnum_igtk == NULL)
                return -1;
        return hapd->driver->get_seqnum_igtk(ifname, hapd->drv_priv, addr, idx,
                                             seq);
}

static inline int
hostapd_flush(struct hostapd_data *hapd)
{
        if (hapd->driver == NULL || hapd->driver->flush == NULL)
                return 0;
        return hapd->driver->flush(hapd->drv_priv);
}

static inline int
hostapd_set_generic_elem(struct hostapd_data *hapd, const u8 *elem,
                         size_t elem_len)
{
        if (hapd->driver == NULL || hapd->driver->set_generic_elem == NULL)
                return 0;
        return hapd->driver->set_generic_elem(hapd->conf->iface,
                                              hapd->drv_priv, elem, elem_len);
}

static inline int
hostapd_read_sta_data(struct hostapd_data *hapd,
                      struct hostap_sta_driver_data *data, const u8 *addr)
{
        if (hapd->driver == NULL || hapd->driver->read_sta_data == NULL)
                return -1;
        return hapd->driver->read_sta_data(hapd->drv_priv, data, addr);
}

static inline int
hostapd_send_eapol(struct hostapd_data *hapd, const u8 *addr, const u8 *data,
                   size_t data_len, int encrypt)
{
        if (hapd->driver == NULL || hapd->driver->hapd_send_eapol == NULL)
                return 0;
        return hapd->driver->hapd_send_eapol(hapd->drv_priv, addr, data,
                                             data_len, encrypt,
                                             hapd->own_addr);
}

static inline int
hostapd_sta_deauth(struct hostapd_data *hapd, const u8 *addr, int reason)
{
        if (hapd->driver == NULL || hapd->driver->sta_deauth == NULL)
                return 0;
        return hapd->driver->sta_deauth(hapd->drv_priv, hapd->own_addr, addr,
                                        reason);
}

static inline int
hostapd_sta_disassoc(struct hostapd_data *hapd, const u8 *addr, int reason)
{
        if (hapd->driver == NULL || hapd->driver->sta_disassoc == NULL)
                return 0;
        return hapd->driver->sta_disassoc(hapd->drv_priv, hapd->own_addr, addr,
                                          reason);
}

static inline int
hostapd_sta_remove(struct hostapd_data *hapd, const u8 *addr)
{
        if (hapd->driver == NULL || hapd->driver->sta_remove == NULL)
                return 0;
        return hapd->driver->sta_remove(hapd->drv_priv, addr);
}

static inline int
hostapd_get_ssid(struct hostapd_data *hapd, u8 *buf, size_t len)
{
        if (hapd->driver == NULL || hapd->driver->hapd_get_ssid == NULL)
                return 0;
        return hapd->driver->hapd_get_ssid(hapd->conf->iface, hapd->drv_priv,
                                           buf, len);
}

static inline int
hostapd_set_ssid(struct hostapd_data *hapd, const u8 *buf, size_t len)
{
        if (hapd->driver == NULL || hapd->driver->hapd_set_ssid == NULL)
                return 0;
        return hapd->driver->hapd_set_ssid(hapd->conf->iface, hapd->drv_priv,
                                           buf, len);
}

static inline int
hostapd_send_mgmt_frame(struct hostapd_data *hapd, const void *msg, size_t len)
{
        if (hapd->driver == NULL || hapd->driver->send_mlme == NULL)
                return 0;
        return hapd->driver->send_mlme(hapd->drv_priv, msg, len);
}

static inline int
hostapd_set_countermeasures(struct hostapd_data *hapd, int enabled)
{
        if (hapd->driver == NULL ||
            hapd->driver->hapd_set_countermeasures == NULL)
                return 0;
        return hapd->driver->hapd_set_countermeasures(hapd->drv_priv, enabled);
}

static inline int
hostapd_sta_add(const char *ifname, struct hostapd_data *hapd, const u8 *addr,
                u16 aid, u16 capability, const u8 *supp_rates,
                size_t supp_rates_len, int flags, u16 listen_interval,
                const struct ht_cap_ie *ht_capabilities)
{
        struct hostapd_sta_add_params params;

        if (hapd->driver == NULL)
                return 0;
        if (hapd->driver->sta_add == NULL)
                return 0;

        os_memset(&params, 0, sizeof(params));
        params.addr = addr;
        params.aid = aid;
        params.capability = capability;
        params.supp_rates = supp_rates;
        params.supp_rates_len = supp_rates_len;
        params.flags = flags;
        params.listen_interval = listen_interval;
        params.ht_capabilities = ht_capabilities;
        return hapd->driver->sta_add(ifname, hapd->drv_priv, &params);
}

static inline int
hostapd_get_inact_sec(struct hostapd_data *hapd, const u8 *addr)
{
        if (hapd->driver == NULL || hapd->driver->get_inact_sec == NULL)
                return 0;
        return hapd->driver->get_inact_sec(hapd->drv_priv, addr);
}

static inline int
hostapd_set_freq(struct hostapd_data *hapd, int mode, int freq, int channel,
                 int ht_enabled, int sec_channel_offset)
{
        struct hostapd_freq_params data;
        if (hapd->driver == NULL)
                return 0;
        if (hapd->driver->set_freq == NULL)
                return 0;
        os_memset(&data, 0, sizeof(data));
        data.mode = mode;
        data.freq = freq;
        data.channel = channel;
        data.ht_enabled = ht_enabled;
        data.sec_channel_offset = sec_channel_offset;
        return hapd->driver->set_freq(hapd->drv_priv, &data);
}

static inline int
hostapd_set_rts(struct hostapd_data *hapd, int rts)
{
        if (hapd->driver == NULL || hapd->driver->set_rts == NULL)
                return 0;
        return hapd->driver->set_rts(hapd->drv_priv, rts);
}

static inline int
hostapd_set_frag(struct hostapd_data *hapd, int frag)
{
        if (hapd->driver == NULL || hapd->driver->set_frag == NULL)
                return 0;
        return hapd->driver->set_frag(hapd->drv_priv, frag);
}

static inline int
hostapd_sta_set_flags(struct hostapd_data *hapd, u8 *addr,
                      int total_flags, int flags_or, int flags_and)
{
        if (hapd->driver == NULL || hapd->driver->sta_set_flags == NULL)
                return 0;
        return hapd->driver->sta_set_flags(hapd->drv_priv, addr, total_flags,
                                           flags_or, flags_and);
}

static inline int
hostapd_set_rate_sets(struct hostapd_data *hapd, int *supp_rates,
                      int *basic_rates, int mode)
{
        if (hapd->driver == NULL || hapd->driver->set_rate_sets == NULL)
                return 0;
        return hapd->driver->set_rate_sets(hapd->drv_priv, supp_rates,
                                           basic_rates, mode);
}

static inline int
hostapd_set_country(struct hostapd_data *hapd, const char *country)
{
        if (hapd->driver == NULL ||
            hapd->driver->set_country == NULL)
                return 0;
        return hapd->driver->set_country(hapd->drv_priv, country);
}

static inline int
hostapd_sta_clear_stats(struct hostapd_data *hapd, const u8 *addr)
{
        if (hapd->driver == NULL || hapd->driver->sta_clear_stats == NULL)
                return 0;
        return hapd->driver->sta_clear_stats(hapd->drv_priv, addr);
}

static inline int
hostapd_set_beacon(const char *ifname, struct hostapd_data *hapd,
                   const u8 *head, size_t head_len,
                   const u8 *tail, size_t tail_len, int dtim_period)
{
        if (hapd->driver == NULL || hapd->driver->hapd_set_beacon == NULL)
                return 0;
        return hapd->driver->hapd_set_beacon(ifname, hapd->drv_priv,
                                             head, head_len,
                                             tail, tail_len, dtim_period);
}

static inline int
hostapd_set_internal_bridge(struct hostapd_data *hapd, int value)
{
        if (hapd->driver == NULL || hapd->driver->set_internal_bridge == NULL)
                return 0;
        return hapd->driver->set_internal_bridge(hapd->drv_priv, value);
}

static inline int
hostapd_set_beacon_int(struct hostapd_data *hapd, int value)
{
        if (hapd->driver == NULL || hapd->driver->set_beacon_int == NULL)
                return 0;
        return hapd->driver->set_beacon_int(hapd->drv_priv, value);
}

static inline int
hostapd_set_broadcast_ssid(struct hostapd_data *hapd, int value)
{
        if (hapd->driver == NULL || hapd->driver->set_broadcast_ssid == NULL)
                return 0;
        return hapd->driver->set_broadcast_ssid(hapd->drv_priv, value);
}

static inline int
hostapd_set_cts_protect(struct hostapd_data *hapd, int value)
{
        if (hapd->driver == NULL || hapd->driver->set_cts_protect == NULL)
                return 0;
        return hapd->driver->set_cts_protect(hapd->drv_priv, value);
}

static inline int
hostapd_set_preamble(struct hostapd_data *hapd, int value)
{
        if (hapd->driver == NULL || hapd->driver->set_preamble == NULL)
                return 0;
        return hapd->driver->set_preamble(hapd->drv_priv, value);
}

static inline int
hostapd_set_short_slot_time(struct hostapd_data *hapd, int value)
{
        if (hapd->driver == NULL || hapd->driver->set_short_slot_time == NULL)
                return 0;
        return hapd->driver->set_short_slot_time(hapd->drv_priv, value);
}

static inline int
hostapd_set_tx_queue_params(struct hostapd_data *hapd, int queue, int aifs,
                            int cw_min, int cw_max, int burst_time)
{
        if (hapd->driver == NULL || hapd->driver->set_tx_queue_params == NULL)
                return 0;
        return hapd->driver->set_tx_queue_params(hapd->drv_priv, queue, aifs,
                                                 cw_min, cw_max, burst_time);
}

static inline int
hostapd_bss_add(struct hostapd_data *hapd, const char *ifname, const u8 *bssid)
{
        if (hapd->driver == NULL || hapd->driver->bss_add == NULL)
                return 0;
        return hapd->driver->bss_add(hapd->drv_priv, ifname, bssid);
}

static inline int
hostapd_bss_remove(struct hostapd_data *hapd, const char *ifname)
{
        if (hapd->driver == NULL || hapd->driver->bss_remove == NULL)
                return 0;
        return hapd->driver->bss_remove(hapd->drv_priv, ifname);
}

static inline int
hostapd_valid_bss_mask(struct hostapd_data *hapd, const u8 *addr,
                       const u8 *mask)
{
        if (hapd->driver == NULL || hapd->driver->valid_bss_mask == NULL)
                return 1;
        return hapd->driver->valid_bss_mask(hapd->drv_priv, addr, mask);
}

static inline int
hostapd_if_add(struct hostapd_data *hapd, enum hostapd_driver_if_type type,
               char *ifname, const u8 *addr)
{
        if (hapd->driver == NULL || hapd->driver->if_add == NULL)
                return -1;
        return hapd->driver->if_add(hapd->conf->iface, hapd->drv_priv, type,
                                    ifname, addr);
}

static inline int
hostapd_if_update(struct hostapd_data *hapd, enum hostapd_driver_if_type type,
                  char *ifname, const u8 *addr)
{
        if (hapd->driver == NULL || hapd->driver->if_update == NULL)
                return -1;
        return hapd->driver->if_update(hapd->drv_priv, type, ifname, addr);
}

static inline int
hostapd_if_remove(struct hostapd_data *hapd, enum hostapd_driver_if_type type,
                  char *ifname, const u8 *addr)
{
        if (hapd->driver == NULL || hapd->driver->if_remove == NULL)
                return -1;
        return hapd->driver->if_remove(hapd->drv_priv, type, ifname, addr);
}

static inline struct hostapd_hw_modes *
hostapd_get_hw_feature_data(struct hostapd_data *hapd, u16 *num_modes,
                            u16 *flags)
{
        if (hapd->driver == NULL ||
            hapd->driver->get_hw_feature_data == NULL)
                return NULL;
        return hapd->driver->get_hw_feature_data(hapd->drv_priv, num_modes,
                                                 flags);
}

static inline int
hostapd_set_sta_vlan(const char *ifname, struct hostapd_data *hapd,
                     const u8 *addr, int vlan_id)
{
        if (hapd->driver == NULL || hapd->driver->set_sta_vlan == NULL)
                return 0;
        return hapd->driver->set_sta_vlan(hapd->drv_priv, addr, ifname, vlan_id);
}

static inline int
hostapd_driver_commit(struct hostapd_data *hapd)
{
        if (hapd->driver == NULL || hapd->driver->commit == NULL)
                return 0;
        return hapd->driver->commit(hapd->drv_priv);
}

static inline int
hostapd_set_radius_acl_auth(struct hostapd_data *hapd, const u8 *mac,
                            int accepted, u32 session_timeout)
{
        if (hapd->driver == NULL || hapd->driver->set_radius_acl_auth == NULL)
                return 0;
        return hapd->driver->set_radius_acl_auth(hapd->drv_priv, mac, accepted,
                                                 session_timeout);
}

static inline int
hostapd_set_radius_acl_expire(struct hostapd_data *hapd, const u8 *mac)
{
        if (hapd->driver == NULL ||
            hapd->driver->set_radius_acl_expire == NULL)
                return 0;
        return hapd->driver->set_radius_acl_expire(hapd->drv_priv, mac);
}

#ifdef CONFIG_IEEE80211N
static inline int
hostapd_set_ht_params(const char *ifname, struct hostapd_data *hapd,
                      const u8 *ht_capab, size_t ht_capab_len,
                      const u8 *ht_oper, size_t ht_oper_len)
{
        if (hapd->driver == NULL || hapd->driver->set_ht_params == NULL ||
            ht_capab == NULL || ht_oper == NULL)
                return 0;
        return hapd->driver->set_ht_params(
                ifname, hapd->drv_priv, ht_capab, ht_capab_len,
                ht_oper, ht_oper_len);
}
#endif /* CONFIG_IEEE80211N */

static inline int
hostapd_drv_none(struct hostapd_data *hapd)
{
        return hapd->driver && os_strcmp(hapd->driver->name, "none") == 0;
}

static inline int
hostapd_set_wps_beacon_ie(struct hostapd_data *hapd, const u8 *ie, size_t len)
{
        if (hapd->driver == NULL || hapd->driver->set_wps_beacon_ie == NULL)
                return 0;
        return hapd->driver->set_wps_beacon_ie(hapd->conf->iface,
                                               hapd->drv_priv, ie, len);
}

static inline int
hostapd_set_wps_probe_resp_ie(struct hostapd_data *hapd, const u8 *ie,
                              size_t len)
{
        if (hapd->driver == NULL ||
            hapd->driver->set_wps_probe_resp_ie == NULL)
                return 0;
        return hapd->driver->set_wps_probe_resp_ie(hapd->conf->iface,
                                                   hapd->drv_priv, ie, len);
}

static inline int hostapd_driver_set_mode(struct hostapd_data *hapd, int mode)
{
        if (hapd->driver == NULL || hapd->driver->set_mode == NULL)
                return 0;
        return hapd->driver->set_mode(hapd->drv_priv, mode);
}

static inline int hostapd_driver_scan(struct hostapd_data *hapd,
                                      struct wpa_driver_scan_params *params)
{
        if (hapd->driver && hapd->driver->scan2)
                return hapd->driver->scan2(hapd->drv_priv, params);
        return -1;
}

static inline struct wpa_scan_results * hostapd_driver_get_scan_results(
        struct hostapd_data *hapd)
{
        if (hapd->driver && hapd->driver->get_scan_results2)
                return hapd->driver->get_scan_results2(hapd->drv_priv);
        return NULL;
}

#endif /* DRIVER_I_H */