/*
* WPA Supplicant - driver interaction with MADWIFI 802.11 driver
* Copyright (c) 2004, Sam Leffler <sam@errno.com>
- * Copyright (c) 2004-2005, Jouni Malinen <j@w1.fi>
+ * Copyright (c) 2004, Video54 Technologies
+ * Copyright (c) 2004-2007, Jouni Malinen <j@w1.fi>
*
* 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
#include "ieee802_11_defs.h"
#include "wireless_copy.h"
+/*
+ * Avoid conflicts with wpa_supplicant definitions by undefining a definition.
+ */
+#undef WME_OUI_TYPE
+
#include <include/compat.h>
#include <net80211/ieee80211.h>
#ifdef WME_NUM_AC
#include <net80211/ieee80211_crypto.h>
#include <net80211/ieee80211_ioctl.h>
+#ifdef CONFIG_WPS
+#ifdef IEEE80211_IOCTL_FILTERFRAME
+#include <netpacket/packet.h>
+
+#ifndef ETH_P_80211_RAW
+#define ETH_P_80211_RAW 0x0019
+#endif
+#endif /* IEEE80211_IOCTL_FILTERFRAME */
+#endif /* CONFIG_WPS */
+
+/*
+ * Avoid conflicts with hostapd definitions by undefining couple of defines
+ * from madwifi header files.
+ */
+#undef RSN_VERSION
+#undef WPA_VERSION
+#undef WPA_OUI_TYPE
+#undef WME_OUI_TYPE
+
+
#ifdef IEEE80211_IOCTL_SETWMMPARAMS
/* Assume this is built against madwifi-ng */
#define MADWIFI_NG
#endif /* IEEE80211_IOCTL_SETWMMPARAMS */
+
+#ifdef HOSTAPD
+
+#include "priv_netlink.h"
+#include "l2_packet/l2_packet.h"
+#include "../../hostapd/hostapd.h"
+#include "../../hostapd/config.h"
+#include "../../hostapd/wps_hostapd.h"
+#include "../../hostapd/sta_flags.h"
+
+
+struct madwifi_driver_data {
+ struct hostapd_data *hapd; /* back pointer */
+
+ char iface[IFNAMSIZ + 1];
+ int ifindex;
+ struct l2_packet_data *sock_xmit; /* raw packet xmit socket */
+ struct l2_packet_data *sock_recv; /* raw packet recv socket */
+ int ioctl_sock; /* socket for ioctl() use */
+ int wext_sock; /* socket for wireless events */
+ int we_version;
+ u8 acct_mac[ETH_ALEN];
+ struct hostap_sta_driver_data acct_data;
+
+ struct l2_packet_data *sock_raw; /* raw 802.11 management frames */
+};
+
+static int madwifi_sta_deauth(void *priv, const u8 *addr, int reason_code);
+
+static int
+set80211priv(struct madwifi_driver_data *drv, int op, void *data, int len)
+{
+ struct iwreq iwr;
+ int do_inline = len < IFNAMSIZ;
+
+ memset(&iwr, 0, sizeof(iwr));
+ os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
+#ifdef IEEE80211_IOCTL_FILTERFRAME
+ /* FILTERFRAME must be NOT inline, regardless of size. */
+ if (op == IEEE80211_IOCTL_FILTERFRAME)
+ do_inline = 0;
+#endif /* IEEE80211_IOCTL_FILTERFRAME */
+ if (op == IEEE80211_IOCTL_SET_APPIEBUF)
+ do_inline = 0;
+ if (do_inline) {
+ /*
+ * Argument data fits inline; put it there.
+ */
+ memcpy(iwr.u.name, data, len);
+ } else {
+ /*
+ * Argument data too big for inline transfer; setup a
+ * parameter block instead; the kernel will transfer
+ * the data for the driver.
+ */
+ iwr.u.data.pointer = data;
+ iwr.u.data.length = len;
+ }
+
+ if (ioctl(drv->ioctl_sock, op, &iwr) < 0) {
+#ifdef MADWIFI_NG
+ int first = IEEE80211_IOCTL_SETPARAM;
+ static const char *opnames[] = {
+ "ioctl[IEEE80211_IOCTL_SETPARAM]",
+ "ioctl[IEEE80211_IOCTL_GETPARAM]",
+ "ioctl[IEEE80211_IOCTL_SETMODE]",
+ "ioctl[IEEE80211_IOCTL_GETMODE]",
+ "ioctl[IEEE80211_IOCTL_SETWMMPARAMS]",
+ "ioctl[IEEE80211_IOCTL_GETWMMPARAMS]",
+ "ioctl[IEEE80211_IOCTL_SETCHANLIST]",
+ "ioctl[IEEE80211_IOCTL_GETCHANLIST]",
+ "ioctl[IEEE80211_IOCTL_CHANSWITCH]",
+ "ioctl[IEEE80211_IOCTL_GET_APPIEBUF]",
+ "ioctl[IEEE80211_IOCTL_SET_APPIEBUF]",
+ "ioctl[IEEE80211_IOCTL_GETSCANRESULTS]",
+ "ioctl[IEEE80211_IOCTL_FILTERFRAME]",
+ "ioctl[IEEE80211_IOCTL_GETCHANINFO]",
+ "ioctl[IEEE80211_IOCTL_SETOPTIE]",
+ "ioctl[IEEE80211_IOCTL_GETOPTIE]",
+ "ioctl[IEEE80211_IOCTL_SETMLME]",
+ NULL,
+ "ioctl[IEEE80211_IOCTL_SETKEY]",
+ NULL,
+ "ioctl[IEEE80211_IOCTL_DELKEY]",
+ NULL,
+ "ioctl[IEEE80211_IOCTL_ADDMAC]",
+ NULL,
+ "ioctl[IEEE80211_IOCTL_DELMAC]",
+ NULL,
+ "ioctl[IEEE80211_IOCTL_WDSMAC]",
+ NULL,
+ "ioctl[IEEE80211_IOCTL_WDSDELMAC]",
+ NULL,
+ "ioctl[IEEE80211_IOCTL_KICKMAC]",
+ };
+#else /* MADWIFI_NG */
+ int first = IEEE80211_IOCTL_SETPARAM;
+ static const char *opnames[] = {
+ "ioctl[IEEE80211_IOCTL_SETPARAM]",
+ "ioctl[IEEE80211_IOCTL_GETPARAM]",
+ "ioctl[IEEE80211_IOCTL_SETKEY]",
+ "ioctl[SIOCIWFIRSTPRIV+3]",
+ "ioctl[IEEE80211_IOCTL_DELKEY]",
+ "ioctl[SIOCIWFIRSTPRIV+5]",
+ "ioctl[IEEE80211_IOCTL_SETMLME]",
+ "ioctl[SIOCIWFIRSTPRIV+7]",
+ "ioctl[IEEE80211_IOCTL_SETOPTIE]",
+ "ioctl[IEEE80211_IOCTL_GETOPTIE]",
+ "ioctl[IEEE80211_IOCTL_ADDMAC]",
+ "ioctl[SIOCIWFIRSTPRIV+11]",
+ "ioctl[IEEE80211_IOCTL_DELMAC]",
+ "ioctl[SIOCIWFIRSTPRIV+13]",
+ "ioctl[IEEE80211_IOCTL_CHANLIST]",
+ "ioctl[SIOCIWFIRSTPRIV+15]",
+ "ioctl[IEEE80211_IOCTL_GETRSN]",
+ "ioctl[SIOCIWFIRSTPRIV+17]",
+ "ioctl[IEEE80211_IOCTL_GETKEY]",
+ };
+#endif /* MADWIFI_NG */
+ int idx = op - first;
+ if (first <= op &&
+ idx < (int) (sizeof(opnames) / sizeof(opnames[0])) &&
+ opnames[idx])
+ perror(opnames[idx]);
+ else
+ perror("ioctl[unknown???]");
+ return -1;
+ }
+ return 0;
+}
+
+static int
+set80211param(struct madwifi_driver_data *drv, int op, int arg)
+{
+ struct iwreq iwr;
+
+ memset(&iwr, 0, sizeof(iwr));
+ os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
+ iwr.u.mode = op;
+ memcpy(iwr.u.name+sizeof(__u32), &arg, sizeof(arg));
+
+ if (ioctl(drv->ioctl_sock, IEEE80211_IOCTL_SETPARAM, &iwr) < 0) {
+ perror("ioctl[IEEE80211_IOCTL_SETPARAM]");
+ wpa_printf(MSG_DEBUG, "%s: Failed to set parameter (op %d "
+ "arg %d)", __func__, op, arg);
+ return -1;
+ }
+ return 0;
+}
+
+#ifndef CONFIG_NO_STDOUT_DEBUG
+static const char *
+ether_sprintf(const u8 *addr)
+{
+ static char buf[sizeof(MACSTR)];
+
+ if (addr != NULL)
+ snprintf(buf, sizeof(buf), MACSTR, MAC2STR(addr));
+ else
+ snprintf(buf, sizeof(buf), MACSTR, 0,0,0,0,0,0);
+ return buf;
+}
+#endif /* CONFIG_NO_STDOUT_DEBUG */
+
+/*
+ * Configure WPA parameters.
+ */
+static int
+madwifi_configure_wpa(struct madwifi_driver_data *drv)
+{
+ struct hostapd_data *hapd = drv->hapd;
+ struct hostapd_bss_config *conf = hapd->conf;
+ int v;
+
+ switch (conf->wpa_group) {
+ case WPA_CIPHER_CCMP:
+ v = IEEE80211_CIPHER_AES_CCM;
+ break;
+ case WPA_CIPHER_TKIP:
+ v = IEEE80211_CIPHER_TKIP;
+ break;
+ case WPA_CIPHER_WEP104:
+ v = IEEE80211_CIPHER_WEP;
+ break;
+ case WPA_CIPHER_WEP40:
+ v = IEEE80211_CIPHER_WEP;
+ break;
+ case WPA_CIPHER_NONE:
+ v = IEEE80211_CIPHER_NONE;
+ break;
+ default:
+ wpa_printf(MSG_ERROR, "Unknown group key cipher %u",
+ conf->wpa_group);
+ return -1;
+ }
+ wpa_printf(MSG_DEBUG, "%s: group key cipher=%d", __func__, v);
+ if (set80211param(drv, IEEE80211_PARAM_MCASTCIPHER, v)) {
+ printf("Unable to set group key cipher to %u\n", v);
+ return -1;
+ }
+ if (v == IEEE80211_CIPHER_WEP) {
+ /* key length is done only for specific ciphers */
+ v = (conf->wpa_group == WPA_CIPHER_WEP104 ? 13 : 5);
+ if (set80211param(drv, IEEE80211_PARAM_MCASTKEYLEN, v)) {
+ printf("Unable to set group key length to %u\n", v);
+ return -1;
+ }
+ }
+
+ v = 0;
+ if (conf->wpa_pairwise & WPA_CIPHER_CCMP)
+ v |= 1<<IEEE80211_CIPHER_AES_CCM;
+ if (conf->wpa_pairwise & WPA_CIPHER_TKIP)
+ v |= 1<<IEEE80211_CIPHER_TKIP;
+ if (conf->wpa_pairwise & WPA_CIPHER_NONE)
+ v |= 1<<IEEE80211_CIPHER_NONE;
+ wpa_printf(MSG_DEBUG, "%s: pairwise key ciphers=0x%x", __func__, v);
+ if (set80211param(drv, IEEE80211_PARAM_UCASTCIPHERS, v)) {
+ printf("Unable to set pairwise key ciphers to 0x%x\n", v);
+ return -1;
+ }
+
+ wpa_printf(MSG_DEBUG, "%s: key management algorithms=0x%x",
+ __func__, conf->wpa_key_mgmt);
+ if (set80211param(drv, IEEE80211_PARAM_KEYMGTALGS, conf->wpa_key_mgmt)) {
+ printf("Unable to set key management algorithms to 0x%x\n",
+ conf->wpa_key_mgmt);
+ return -1;
+ }
+
+ v = 0;
+ if (conf->rsn_preauth)
+ v |= BIT(0);
+ wpa_printf(MSG_DEBUG, "%s: rsn capabilities=0x%x",
+ __func__, conf->rsn_preauth);
+ if (set80211param(drv, IEEE80211_PARAM_RSNCAPS, v)) {
+ printf("Unable to set RSN capabilities to 0x%x\n", v);
+ return -1;
+ }
+
+ wpa_printf(MSG_DEBUG, "%s: enable WPA=0x%x", __func__, conf->wpa);
+ if (set80211param(drv, IEEE80211_PARAM_WPA, conf->wpa)) {
+ printf("Unable to set WPA to %u\n", conf->wpa);
+ return -1;
+ }
+ return 0;
+}
+
+
+static int
+madwifi_set_iface_flags(void *priv, int dev_up)
+{
+ struct madwifi_driver_data *drv = priv;
+ struct ifreq ifr;
+
+ wpa_printf(MSG_DEBUG, "%s: dev_up=%d", __func__, dev_up);
+
+ if (drv->ioctl_sock < 0)
+ return -1;
+
+ memset(&ifr, 0, sizeof(ifr));
+ os_strlcpy(ifr.ifr_name, drv->iface, IFNAMSIZ);
+
+ if (ioctl(drv->ioctl_sock, SIOCGIFFLAGS, &ifr) != 0) {
+ perror("ioctl[SIOCGIFFLAGS]");
+ return -1;
+ }
+
+ if (dev_up)
+ ifr.ifr_flags |= IFF_UP;
+ else
+ ifr.ifr_flags &= ~IFF_UP;
+
+ if (ioctl(drv->ioctl_sock, SIOCSIFFLAGS, &ifr) != 0) {
+ perror("ioctl[SIOCSIFFLAGS]");
+ return -1;
+ }
+
+ if (dev_up) {
+ memset(&ifr, 0, sizeof(ifr));
+ os_strlcpy(ifr.ifr_name, drv->iface, IFNAMSIZ);
+ ifr.ifr_mtu = HOSTAPD_MTU;
+ if (ioctl(drv->ioctl_sock, SIOCSIFMTU, &ifr) != 0) {
+ perror("ioctl[SIOCSIFMTU]");
+ printf("Setting MTU failed - trying to survive with "
+ "current value\n");
+ }
+ }
+
+ return 0;
+}
+
+static int
+madwifi_set_ieee8021x(const char *ifname, void *priv, int enabled)
+{
+ struct madwifi_driver_data *drv = priv;
+ struct hostapd_data *hapd = drv->hapd;
+ struct hostapd_bss_config *conf = hapd->conf;
+
+ wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled);
+
+ if (!enabled) {
+ /* XXX restore state */
+ return set80211param(priv, IEEE80211_PARAM_AUTHMODE,
+ IEEE80211_AUTH_AUTO);
+ }
+ if (!conf->wpa && !conf->ieee802_1x) {
+ hostapd_logger(hapd, NULL, HOSTAPD_MODULE_DRIVER,
+ HOSTAPD_LEVEL_WARNING, "No 802.1X or WPA enabled!");
+ return -1;
+ }
+ if (conf->wpa && madwifi_configure_wpa(drv) != 0) {
+ hostapd_logger(hapd, NULL, HOSTAPD_MODULE_DRIVER,
+ HOSTAPD_LEVEL_WARNING, "Error configuring WPA state!");
+ return -1;
+ }
+ if (set80211param(priv, IEEE80211_PARAM_AUTHMODE,
+ (conf->wpa ? IEEE80211_AUTH_WPA : IEEE80211_AUTH_8021X))) {
+ hostapd_logger(hapd, NULL, HOSTAPD_MODULE_DRIVER,
+ HOSTAPD_LEVEL_WARNING, "Error enabling WPA/802.1X!");
+ return -1;
+ }
+
+ return 0;
+}
+
+static int
+madwifi_set_privacy(const char *ifname, void *priv, int enabled)
+{
+ struct madwifi_driver_data *drv = priv;
+
+ wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled);
+
+ return set80211param(drv, IEEE80211_PARAM_PRIVACY, enabled);
+}
+
+static int
+madwifi_set_sta_authorized(void *priv, const u8 *addr, int authorized)
+{
+ struct madwifi_driver_data *drv = priv;
+ struct ieee80211req_mlme mlme;
+ int ret;
+
+ wpa_printf(MSG_DEBUG, "%s: addr=%s authorized=%d",
+ __func__, ether_sprintf(addr), authorized);
+
+ if (authorized)
+ mlme.im_op = IEEE80211_MLME_AUTHORIZE;
+ else
+ mlme.im_op = IEEE80211_MLME_UNAUTHORIZE;
+ mlme.im_reason = 0;
+ memcpy(mlme.im_macaddr, addr, IEEE80211_ADDR_LEN);
+ ret = set80211priv(drv, IEEE80211_IOCTL_SETMLME, &mlme, sizeof(mlme));
+ if (ret < 0) {
+ wpa_printf(MSG_DEBUG, "%s: Failed to %sauthorize STA " MACSTR,
+ __func__, authorized ? "" : "un", MAC2STR(addr));
+ }
+
+ return ret;
+}
+
+static int
+madwifi_sta_set_flags(void *priv, const u8 *addr, int total_flags,
+ int flags_or, int flags_and)
+{
+ /* For now, only support setting Authorized flag */
+ if (flags_or & WLAN_STA_AUTHORIZED)
+ return madwifi_set_sta_authorized(priv, addr, 1);
+ if (!(flags_and & WLAN_STA_AUTHORIZED))
+ return madwifi_set_sta_authorized(priv, addr, 0);
+ return 0;
+}
+
+static int
+madwifi_del_key(void *priv, const u8 *addr, int key_idx)
+{
+ struct madwifi_driver_data *drv = priv;
+ struct ieee80211req_del_key wk;
+ int ret;
+
+ wpa_printf(MSG_DEBUG, "%s: addr=%s key_idx=%d",
+ __func__, ether_sprintf(addr), key_idx);
+
+ memset(&wk, 0, sizeof(wk));
+ if (addr != NULL) {
+ memcpy(wk.idk_macaddr, addr, IEEE80211_ADDR_LEN);
+ wk.idk_keyix = (u8) IEEE80211_KEYIX_NONE;
+ } else {
+ wk.idk_keyix = key_idx;
+ }
+
+ ret = set80211priv(drv, IEEE80211_IOCTL_DELKEY, &wk, sizeof(wk));
+ if (ret < 0) {
+ wpa_printf(MSG_DEBUG, "%s: Failed to delete key (addr %s"
+ " key_idx %d)", __func__, ether_sprintf(addr),
+ key_idx);
+ }
+
+ return ret;
+}
+
+static int
+madwifi_set_key(const char *ifname, void *priv, 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)
+{
+ struct madwifi_driver_data *drv = priv;
+ struct ieee80211req_key wk;
+ u_int8_t cipher;
+ int ret;
+
+ if (alg == WPA_ALG_NONE)
+ return madwifi_del_key(drv, addr, key_idx);
+
+ wpa_printf(MSG_DEBUG, "%s: alg=%d addr=%s key_idx=%d",
+ __func__, alg, ether_sprintf(addr), key_idx);
+
+ if (alg == WPA_ALG_WEP)
+ cipher = IEEE80211_CIPHER_WEP;
+ else if (alg == WPA_ALG_TKIP)
+ cipher = IEEE80211_CIPHER_TKIP;
+ else if (alg == WPA_ALG_CCMP)
+ cipher = IEEE80211_CIPHER_AES_CCM;
+ else {
+ printf("%s: unknown/unsupported algorithm %d\n",
+ __func__, alg);
+ return -1;
+ }
+
+ if (key_len > sizeof(wk.ik_keydata)) {
+ printf("%s: key length %lu too big\n", __func__,
+ (unsigned long) key_len);
+ return -3;
+ }
+
+ memset(&wk, 0, sizeof(wk));
+ wk.ik_type = cipher;
+ wk.ik_flags = IEEE80211_KEY_RECV | IEEE80211_KEY_XMIT;
+ if (addr == NULL) {
+ memset(wk.ik_macaddr, 0xff, IEEE80211_ADDR_LEN);
+ wk.ik_keyix = key_idx;
+ wk.ik_flags |= IEEE80211_KEY_DEFAULT;
+ } else {
+ memcpy(wk.ik_macaddr, addr, IEEE80211_ADDR_LEN);
+ wk.ik_keyix = IEEE80211_KEYIX_NONE;
+ }
+ wk.ik_keylen = key_len;
+ memcpy(wk.ik_keydata, key, key_len);
+
+ ret = set80211priv(drv, IEEE80211_IOCTL_SETKEY, &wk, sizeof(wk));
+ if (ret < 0) {
+ wpa_printf(MSG_DEBUG, "%s: Failed to set key (addr %s"
+ " key_idx %d alg %d key_len %lu set_tx %d)",
+ __func__, ether_sprintf(wk.ik_macaddr), key_idx,
+ alg, (unsigned long) key_len, set_tx);
+ }
+
+ return ret;
+}
+
+
+static int
+madwifi_get_seqnum(const char *ifname, void *priv, const u8 *addr, int idx,
+ u8 *seq)
+{
+ struct madwifi_driver_data *drv = priv;
+ struct ieee80211req_key wk;
+
+ wpa_printf(MSG_DEBUG, "%s: addr=%s idx=%d",
+ __func__, ether_sprintf(addr), idx);
+
+ memset(&wk, 0, sizeof(wk));
+ if (addr == NULL)
+ memset(wk.ik_macaddr, 0xff, IEEE80211_ADDR_LEN);
+ else
+ memcpy(wk.ik_macaddr, addr, IEEE80211_ADDR_LEN);
+ wk.ik_keyix = idx;
+
+ if (set80211priv(drv, IEEE80211_IOCTL_GETKEY, &wk, sizeof(wk))) {
+ wpa_printf(MSG_DEBUG, "%s: Failed to get encryption data "
+ "(addr " MACSTR " key_idx %d)",
+ __func__, MAC2STR(wk.ik_macaddr), idx);
+ return -1;
+ }
+
+#ifdef WORDS_BIGENDIAN
+ {
+ /*
+ * wk.ik_keytsc is in host byte order (big endian), need to
+ * swap it to match with the byte order used in WPA.
+ */
+ int i;
+ u8 tmp[WPA_KEY_RSC_LEN];
+ memcpy(tmp, &wk.ik_keytsc, sizeof(wk.ik_keytsc));
+ for (i = 0; i < WPA_KEY_RSC_LEN; i++) {
+ seq[i] = tmp[WPA_KEY_RSC_LEN - i - 1];
+ }
+ }
+#else /* WORDS_BIGENDIAN */
+ memcpy(seq, &wk.ik_keytsc, sizeof(wk.ik_keytsc));
+#endif /* WORDS_BIGENDIAN */
+ return 0;
+}
+
+
+static int
+madwifi_flush(void *priv)
+{
+#ifdef MADWIFI_BSD
+ u8 allsta[IEEE80211_ADDR_LEN];
+ memset(allsta, 0xff, IEEE80211_ADDR_LEN);
+ return madwifi_sta_deauth(priv, allsta, IEEE80211_REASON_AUTH_LEAVE);
+#else /* MADWIFI_BSD */
+ return 0; /* XXX */
+#endif /* MADWIFI_BSD */
+}
+
+
+static int
+madwifi_read_sta_driver_data(void *priv, struct hostap_sta_driver_data *data,
+ const u8 *addr)
+{
+ struct madwifi_driver_data *drv = priv;
+
+#ifdef MADWIFI_BSD
+ struct ieee80211req_sta_stats stats;
+
+ memset(data, 0, sizeof(*data));
+
+ /*
+ * Fetch statistics for station from the system.
+ */
+ memset(&stats, 0, sizeof(stats));
+ memcpy(stats.is_u.macaddr, addr, IEEE80211_ADDR_LEN);
+ if (set80211priv(drv,
+#ifdef MADWIFI_NG
+ IEEE80211_IOCTL_STA_STATS,
+#else /* MADWIFI_NG */
+ IEEE80211_IOCTL_GETSTASTATS,
+#endif /* MADWIFI_NG */
+ &stats, sizeof(stats))) {
+ wpa_printf(MSG_DEBUG, "%s: Failed to fetch STA stats (addr "
+ MACSTR ")", __func__, MAC2STR(addr));
+ if (memcmp(addr, drv->acct_mac, ETH_ALEN) == 0) {
+ memcpy(data, &drv->acct_data, sizeof(*data));
+ return 0;
+ }
+
+ printf("Failed to get station stats information element.\n");
+ return -1;
+ }
+
+ data->rx_packets = stats.is_stats.ns_rx_data;
+ data->rx_bytes = stats.is_stats.ns_rx_bytes;
+ data->tx_packets = stats.is_stats.ns_tx_data;
+ data->tx_bytes = stats.is_stats.ns_tx_bytes;
+ return 0;
+
+#else /* MADWIFI_BSD */
+
+ char buf[1024], line[128], *pos;
+ FILE *f;
+ unsigned long val;
+
+ memset(data, 0, sizeof(*data));
+ snprintf(buf, sizeof(buf), "/proc/net/madwifi/%s/" MACSTR,
+ drv->iface, MAC2STR(addr));
+
+ f = fopen(buf, "r");
+ if (!f) {
+ if (memcmp(addr, drv->acct_mac, ETH_ALEN) != 0)
+ return -1;
+ memcpy(data, &drv->acct_data, sizeof(*data));
+ return 0;
+ }
+ /* Need to read proc file with in one piece, so use large enough
+ * buffer. */
+ setbuffer(f, buf, sizeof(buf));
+
+ while (fgets(line, sizeof(line), f)) {
+ pos = strchr(line, '=');
+ if (!pos)
+ continue;
+ *pos++ = '\0';
+ val = strtoul(pos, NULL, 10);
+ if (strcmp(line, "rx_packets") == 0)
+ data->rx_packets = val;
+ else if (strcmp(line, "tx_packets") == 0)
+ data->tx_packets = val;
+ else if (strcmp(line, "rx_bytes") == 0)
+ data->rx_bytes = val;
+ else if (strcmp(line, "tx_bytes") == 0)
+ data->tx_bytes = val;
+ }
+
+ fclose(f);
+
+ return 0;
+#endif /* MADWIFI_BSD */
+}
+
+
+static int
+madwifi_sta_clear_stats(void *priv, const u8 *addr)
+{
+#if defined(MADWIFI_BSD) && defined(IEEE80211_MLME_CLEAR_STATS)
+ struct madwifi_driver_data *drv = priv;
+ struct ieee80211req_mlme mlme;
+ int ret;
+
+ wpa_printf(MSG_DEBUG, "%s: addr=%s", __func__, ether_sprintf(addr));
+
+ mlme.im_op = IEEE80211_MLME_CLEAR_STATS;
+ memcpy(mlme.im_macaddr, addr, IEEE80211_ADDR_LEN);
+ ret = set80211priv(drv, IEEE80211_IOCTL_SETMLME, &mlme,
+ sizeof(mlme));
+ if (ret < 0) {
+ wpa_printf(MSG_DEBUG, "%s: Failed to clear STA stats (addr "
+ MACSTR ")", __func__, MAC2STR(addr));
+ }
+
+ return ret;
+#else /* MADWIFI_BSD && IEEE80211_MLME_CLEAR_STATS */
+ return 0; /* FIX */
+#endif /* MADWIFI_BSD && IEEE80211_MLME_CLEAR_STATS */
+}
+
+
+static int
+madwifi_set_opt_ie(const char *ifname, void *priv, const u8 *ie, size_t ie_len)
+{
+ /*
+ * Do nothing; we setup parameters at startup that define the
+ * contents of the beacon information element.
+ */
+ return 0;
+}
+
+static int
+madwifi_sta_deauth(void *priv, const u8 *addr, int reason_code)
+{
+ struct madwifi_driver_data *drv = priv;
+ struct ieee80211req_mlme mlme;
+ int ret;
+
+ wpa_printf(MSG_DEBUG, "%s: addr=%s reason_code=%d",
+ __func__, ether_sprintf(addr), reason_code);
+
+ mlme.im_op = IEEE80211_MLME_DEAUTH;
+ mlme.im_reason = reason_code;
+ memcpy(mlme.im_macaddr, addr, IEEE80211_ADDR_LEN);
+ ret = set80211priv(drv, IEEE80211_IOCTL_SETMLME, &mlme, sizeof(mlme));
+ if (ret < 0) {
+ wpa_printf(MSG_DEBUG, "%s: Failed to deauth STA (addr " MACSTR
+ " reason %d)",
+ __func__, MAC2STR(addr), reason_code);
+ }
+
+ return ret;
+}
+
+static int
+madwifi_sta_disassoc(void *priv, const u8 *addr, int reason_code)
+{
+ struct madwifi_driver_data *drv = priv;
+ struct ieee80211req_mlme mlme;
+ int ret;
+
+ wpa_printf(MSG_DEBUG, "%s: addr=%s reason_code=%d",
+ __func__, ether_sprintf(addr), reason_code);
+
+ mlme.im_op = IEEE80211_MLME_DISASSOC;
+ mlme.im_reason = reason_code;
+ memcpy(mlme.im_macaddr, addr, IEEE80211_ADDR_LEN);
+ ret = set80211priv(drv, IEEE80211_IOCTL_SETMLME, &mlme, sizeof(mlme));
+ if (ret < 0) {
+ wpa_printf(MSG_DEBUG, "%s: Failed to disassoc STA (addr "
+ MACSTR " reason %d)",
+ __func__, MAC2STR(addr), reason_code);
+ }
+
+ return ret;
+}
+
+#ifdef CONFIG_WPS
+#ifdef IEEE80211_IOCTL_FILTERFRAME
+static void madwifi_raw_receive(void *ctx, const u8 *src_addr, const u8 *buf,
+ size_t len)
+{
+ struct madwifi_driver_data *drv = ctx;
+ const struct ieee80211_mgmt *mgmt;
+ const u8 *end, *ie;
+ u16 fc;
+ size_t ie_len;
+
+ /* Send Probe Request information to WPS processing */
+
+ if (len < IEEE80211_HDRLEN + sizeof(mgmt->u.probe_req))
+ return;
+ mgmt = (const struct ieee80211_mgmt *) buf;
+
+ fc = le_to_host16(mgmt->frame_control);
+ if (WLAN_FC_GET_TYPE(fc) != WLAN_FC_TYPE_MGMT ||
+ WLAN_FC_GET_STYPE(fc) != WLAN_FC_STYPE_PROBE_REQ)
+ return;
+
+ end = buf + len;
+ ie = mgmt->u.probe_req.variable;
+ ie_len = len - (IEEE80211_HDRLEN + sizeof(mgmt->u.probe_req));
+
+ hostapd_wps_probe_req_rx(drv->hapd, mgmt->sa, ie, ie_len);
+}
+#endif /* IEEE80211_IOCTL_FILTERFRAME */
+#endif /* CONFIG_WPS */
+
+static int madwifi_receive_probe_req(struct madwifi_driver_data *drv)
+{
+ int ret = 0;
+#ifdef CONFIG_WPS
+#ifdef IEEE80211_IOCTL_FILTERFRAME
+ struct ieee80211req_set_filter filt;
+
+ wpa_printf(MSG_DEBUG, "%s Enter", __func__);
+ filt.app_filterype = IEEE80211_FILTER_TYPE_PROBE_REQ;
+
+ ret = set80211priv(drv, IEEE80211_IOCTL_FILTERFRAME, &filt,
+ sizeof(struct ieee80211req_set_filter));
+ if (ret)
+ return ret;
+
+ drv->sock_raw = l2_packet_init(drv->iface, NULL, ETH_P_80211_RAW,
+ madwifi_raw_receive, drv, 1);
+ if (drv->sock_raw == NULL)
+ return -1;
+#endif /* IEEE80211_IOCTL_FILTERFRAME */
+#endif /* CONFIG_WPS */
+ return ret;
+}
+
+#ifdef CONFIG_WPS
+static int
+madwifi_set_wps_ie(void *priv, const u8 *ie, size_t len, u32 frametype)
+{
+ struct madwifi_driver_data *drv = priv;
+ u8 buf[256];
+ struct ieee80211req_getset_appiebuf *beac_ie;
+
+ wpa_printf(MSG_DEBUG, "%s buflen = %lu", __func__,
+ (unsigned long) len);
+
+ beac_ie = (struct ieee80211req_getset_appiebuf *) buf;
+ beac_ie->app_frmtype = frametype;
+ beac_ie->app_buflen = len;
+ memcpy(&(beac_ie->app_buf[0]), ie, len);
+
+ return set80211priv(drv, IEEE80211_IOCTL_SET_APPIEBUF, beac_ie,
+ sizeof(struct ieee80211req_getset_appiebuf) + len);
+}
+
+static int
+madwifi_set_wps_beacon_ie(const char *ifname, void *priv, const u8 *ie,
+ size_t len)
+{
+ return madwifi_set_wps_ie(priv, ie, len, IEEE80211_APPIE_FRAME_BEACON);
+}
+
+static int
+madwifi_set_wps_probe_resp_ie(const char *ifname, void *priv, const u8 *ie,
+ size_t len)
+{
+ return madwifi_set_wps_ie(priv, ie, len,
+ IEEE80211_APPIE_FRAME_PROBE_RESP);
+}
+#else /* CONFIG_WPS */
+#define madwifi_set_wps_beacon_ie NULL
+#define madwifi_set_wps_probe_resp_ie NULL
+#endif /* CONFIG_WPS */
+
+static int
+madwifi_new_sta(struct madwifi_driver_data *drv, u8 addr[IEEE80211_ADDR_LEN])
+{
+ struct hostapd_data *hapd = drv->hapd;
+ struct ieee80211req_wpaie ie;
+ int ielen = 0, res;
+ u8 *iebuf = NULL;
+
+ /*
+ * Fetch negotiated WPA/RSN parameters from the system.
+ */
+ memset(&ie, 0, sizeof(ie));
+ memcpy(ie.wpa_macaddr, addr, IEEE80211_ADDR_LEN);
+ if (set80211priv(drv, IEEE80211_IOCTL_GETWPAIE, &ie, sizeof(ie))) {
+ wpa_printf(MSG_DEBUG, "%s: Failed to get WPA/RSN IE",
+ __func__);
+ goto no_ie;
+ }
+ wpa_hexdump(MSG_MSGDUMP, "madwifi req WPA IE",
+ ie.wpa_ie, IEEE80211_MAX_OPT_IE);
+ iebuf = ie.wpa_ie;
+ /* madwifi seems to return some random data if WPA/RSN IE is not set.
+ * Assume the IE was not included if the IE type is unknown. */
+ if (iebuf[0] != WLAN_EID_VENDOR_SPECIFIC)
+ iebuf[1] = 0;
+#ifdef MADWIFI_NG
+ wpa_hexdump(MSG_MSGDUMP, "madwifi req RSN IE",
+ ie.rsn_ie, IEEE80211_MAX_OPT_IE);
+ if (iebuf[1] == 0 && ie.rsn_ie[1] > 0) {
+ /* madwifi-ng svn #1453 added rsn_ie. Use it, if wpa_ie was not
+ * set. This is needed for WPA2. */
+ iebuf = ie.rsn_ie;
+ if (iebuf[0] != WLAN_EID_RSN)
+ iebuf[1] = 0;
+ }
+#endif /* MADWIFI_NG */
+
+ ielen = iebuf[1];
+ if (ielen == 0)
+ iebuf = NULL;
+ else
+ ielen += 2;
+
+no_ie:
+ res = hostapd_notif_assoc(hapd, addr, iebuf, ielen);
+
+ if (memcmp(addr, drv->acct_mac, ETH_ALEN) == 0) {
+ /* Cached accounting data is not valid anymore. */
+ memset(drv->acct_mac, 0, ETH_ALEN);
+ memset(&drv->acct_data, 0, sizeof(drv->acct_data));
+ }
+
+ return res;
+}
+
+static void
+madwifi_wireless_event_wireless_custom(struct madwifi_driver_data *drv,
+ char *custom)
+{
+ wpa_printf(MSG_DEBUG, "Custom wireless event: '%s'", custom);
+
+ if (strncmp(custom, "MLME-MICHAELMICFAILURE.indication", 33) == 0) {
+ char *pos;
+ u8 addr[ETH_ALEN];
+ pos = strstr(custom, "addr=");
+ if (pos == NULL) {
+ wpa_printf(MSG_DEBUG,
+ "MLME-MICHAELMICFAILURE.indication "
+ "without sender address ignored");
+ return;
+ }
+ pos += 5;
+ if (hwaddr_aton(pos, addr) == 0) {
+ hostapd_michael_mic_failure(drv->hapd, addr);
+ } else {
+ wpa_printf(MSG_DEBUG,
+ "MLME-MICHAELMICFAILURE.indication "
+ "with invalid MAC address");
+ }
+ } else if (strncmp(custom, "STA-TRAFFIC-STAT", 16) == 0) {
+ char *key, *value;
+ u32 val;
+ key = custom;
+ while ((key = strchr(key, '\n')) != NULL) {
+ key++;
+ value = strchr(key, '=');
+ if (value == NULL)
+ continue;
+ *value++ = '\0';
+ val = strtoul(value, NULL, 10);
+ if (strcmp(key, "mac") == 0)
+ hwaddr_aton(value, drv->acct_mac);
+ else if (strcmp(key, "rx_packets") == 0)
+ drv->acct_data.rx_packets = val;
+ else if (strcmp(key, "tx_packets") == 0)
+ drv->acct_data.tx_packets = val;
+ else if (strcmp(key, "rx_bytes") == 0)
+ drv->acct_data.rx_bytes = val;
+ else if (strcmp(key, "tx_bytes") == 0)
+ drv->acct_data.tx_bytes = val;
+ key = value;
+ }
+ }
+}
+
+static void
+madwifi_wireless_event_wireless(struct madwifi_driver_data *drv,
+ char *data, int len)
+{
+ struct iw_event iwe_buf, *iwe = &iwe_buf;
+ char *pos, *end, *custom, *buf;
+
+ pos = data;
+ end = data + len;
+
+ while (pos + IW_EV_LCP_LEN <= end) {
+ /* Event data may be unaligned, so make a local, aligned copy
+ * before processing. */
+ memcpy(&iwe_buf, pos, IW_EV_LCP_LEN);
+ wpa_printf(MSG_MSGDUMP, "Wireless event: cmd=0x%x len=%d",
+ iwe->cmd, iwe->len);
+ if (iwe->len <= IW_EV_LCP_LEN)
+ return;
+
+ custom = pos + IW_EV_POINT_LEN;
+ if (drv->we_version > 18 &&
+ (iwe->cmd == IWEVMICHAELMICFAILURE ||
+ iwe->cmd == IWEVCUSTOM)) {
+ /* WE-19 removed the pointer from struct iw_point */
+ char *dpos = (char *) &iwe_buf.u.data.length;
+ int dlen = dpos - (char *) &iwe_buf;
+ memcpy(dpos, pos + IW_EV_LCP_LEN,
+ sizeof(struct iw_event) - dlen);
+ } else {
+ memcpy(&iwe_buf, pos, sizeof(struct iw_event));
+ custom += IW_EV_POINT_OFF;
+ }
+
+ switch (iwe->cmd) {
+ case IWEVEXPIRED:
+ hostapd_notif_disassoc(drv->hapd,
+ (u8 *) iwe->u.addr.sa_data);
+ break;
+ case IWEVREGISTERED:
+ madwifi_new_sta(drv, (u8 *) iwe->u.addr.sa_data);
+ break;
+ case IWEVCUSTOM:
+ if (custom + iwe->u.data.length > end)
+ return;
+ buf = malloc(iwe->u.data.length + 1);
+ if (buf == NULL)
+ return; /* XXX */
+ memcpy(buf, custom, iwe->u.data.length);
+ buf[iwe->u.data.length] = '\0';
+ madwifi_wireless_event_wireless_custom(drv, buf);
+ free(buf);
+ break;
+ }
+
+ pos += iwe->len;
+ }
+}
+
+
+static void
+madwifi_wireless_event_rtm_newlink(struct madwifi_driver_data *drv,
+ struct nlmsghdr *h, int len)
+{
+ struct ifinfomsg *ifi;
+ int attrlen, nlmsg_len, rta_len;
+ struct rtattr * attr;
+
+ if (len < (int) sizeof(*ifi))
+ return;
+
+ ifi = NLMSG_DATA(h);
+
+ if (ifi->ifi_index != drv->ifindex)
+ return;
+
+ nlmsg_len = NLMSG_ALIGN(sizeof(struct ifinfomsg));
+
+ attrlen = h->nlmsg_len - nlmsg_len;
+ if (attrlen < 0)
+ return;
+
+ attr = (struct rtattr *) (((char *) ifi) + nlmsg_len);
+
+ rta_len = RTA_ALIGN(sizeof(struct rtattr));
+ while (RTA_OK(attr, attrlen)) {
+ if (attr->rta_type == IFLA_WIRELESS) {
+ madwifi_wireless_event_wireless(
+ drv, ((char *) attr) + rta_len,
+ attr->rta_len - rta_len);
+ }
+ attr = RTA_NEXT(attr, attrlen);
+ }
+}
+
+
+static void
+madwifi_wireless_event_receive(int sock, void *eloop_ctx, void *sock_ctx)
+{
+ char buf[256];
+ int left;
+ struct sockaddr_nl from;
+ socklen_t fromlen;
+ struct nlmsghdr *h;
+ struct madwifi_driver_data *drv = eloop_ctx;
+
+ fromlen = sizeof(from);
+ left = recvfrom(sock, buf, sizeof(buf), MSG_DONTWAIT,
+ (struct sockaddr *) &from, &fromlen);
+ if (left < 0) {
+ if (errno != EINTR && errno != EAGAIN)
+ perror("recvfrom(netlink)");
+ return;
+ }
+
+ h = (struct nlmsghdr *) buf;
+ while (left >= (int) sizeof(*h)) {
+ int len, plen;
+
+ len = h->nlmsg_len;
+ plen = len - sizeof(*h);
+ if (len > left || plen < 0) {
+ printf("Malformed netlink message: "
+ "len=%d left=%d plen=%d\n",
+ len, left, plen);
+ break;
+ }
+
+ switch (h->nlmsg_type) {
+ case RTM_NEWLINK:
+ madwifi_wireless_event_rtm_newlink(drv, h, plen);
+ break;
+ }
+
+ len = NLMSG_ALIGN(len);
+ left -= len;
+ h = (struct nlmsghdr *) ((char *) h + len);
+ }
+
+ if (left > 0) {
+ printf("%d extra bytes in the end of netlink message\n", left);
+ }
+}
+
+
+static int
+madwifi_get_we_version(struct madwifi_driver_data *drv)
+{
+ struct iw_range *range;
+ struct iwreq iwr;
+ int minlen;
+ size_t buflen;
+
+ drv->we_version = 0;
+
+ /*
+ * Use larger buffer than struct iw_range in order to allow the
+ * structure to grow in the future.
+ */
+ buflen = sizeof(struct iw_range) + 500;
+ range = os_zalloc(buflen);
+ if (range == NULL)
+ return -1;
+
+ memset(&iwr, 0, sizeof(iwr));
+ os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
+ iwr.u.data.pointer = (caddr_t) range;
+ iwr.u.data.length = buflen;
+
+ minlen = ((char *) &range->enc_capa) - (char *) range +
+ sizeof(range->enc_capa);
+
+ if (ioctl(drv->ioctl_sock, SIOCGIWRANGE, &iwr) < 0) {
+ perror("ioctl[SIOCGIWRANGE]");
+ free(range);
+ return -1;
+ } else if (iwr.u.data.length >= minlen &&
+ range->we_version_compiled >= 18) {
+ wpa_printf(MSG_DEBUG, "SIOCGIWRANGE: WE(compiled)=%d "
+ "WE(source)=%d enc_capa=0x%x",
+ range->we_version_compiled,
+ range->we_version_source,
+ range->enc_capa);
+ drv->we_version = range->we_version_compiled;
+ }
+
+ free(range);
+ return 0;
+}
+
+
+static int
+madwifi_wireless_event_init(struct madwifi_driver_data *drv)
+{
+ int s;
+ struct sockaddr_nl local;
+
+ madwifi_get_we_version(drv);
+
+ drv->wext_sock = -1;
+
+ s = socket(PF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
+ if (s < 0) {
+ perror("socket(PF_NETLINK,SOCK_RAW,NETLINK_ROUTE)");
+ return -1;
+ }
+
+ memset(&local, 0, sizeof(local));
+ local.nl_family = AF_NETLINK;
+ local.nl_groups = RTMGRP_LINK;
+ if (bind(s, (struct sockaddr *) &local, sizeof(local)) < 0) {
+ perror("bind(netlink)");
+ close(s);
+ return -1;
+ }
+
+ eloop_register_read_sock(s, madwifi_wireless_event_receive, drv, NULL);
+ drv->wext_sock = s;
+
+ return 0;
+}
+
+
+static void
+madwifi_wireless_event_deinit(struct madwifi_driver_data *drv)
+{
+ if (drv->wext_sock < 0)
+ return;
+ eloop_unregister_read_sock(drv->wext_sock);
+ close(drv->wext_sock);
+}
+
+
+static int
+madwifi_send_eapol(void *priv, const u8 *addr, const u8 *data, size_t data_len,
+ int encrypt, const u8 *own_addr)
+{
+ struct madwifi_driver_data *drv = priv;
+ unsigned char buf[3000];
+ unsigned char *bp = buf;
+ struct l2_ethhdr *eth;
+ size_t len;
+ int status;
+
+ /*
+ * Prepend the Ethernet header. If the caller left us
+ * space at the front we could just insert it but since
+ * we don't know we copy to a local buffer. Given the frequency
+ * and size of frames this probably doesn't matter.
+ */
+ len = data_len + sizeof(struct l2_ethhdr);
+ if (len > sizeof(buf)) {
+ bp = malloc(len);
+ if (bp == NULL) {
+ printf("EAPOL frame discarded, cannot malloc temp "
+ "buffer of size %lu!\n", (unsigned long) len);
+ return -1;
+ }
+ }
+ eth = (struct l2_ethhdr *) bp;
+ memcpy(eth->h_dest, addr, ETH_ALEN);
+ memcpy(eth->h_source, own_addr, ETH_ALEN);
+ eth->h_proto = host_to_be16(ETH_P_EAPOL);
+ memcpy(eth+1, data, data_len);
+
+ wpa_hexdump(MSG_MSGDUMP, "TX EAPOL", bp, len);
+
+ status = l2_packet_send(drv->sock_xmit, addr, ETH_P_EAPOL, bp, len);
+
+ if (bp != buf)
+ free(bp);
+ return status;
+}
+
+static void
+handle_read(void *ctx, const u8 *src_addr, const u8 *buf, size_t len)
+{
+ struct madwifi_driver_data *drv = ctx;
+ hostapd_eapol_receive(drv->hapd, src_addr,
+ buf + sizeof(struct l2_ethhdr),
+ len - sizeof(struct l2_ethhdr));
+}
+
+static void *
+madwifi_init(struct hostapd_data *hapd)
+{
+ struct madwifi_driver_data *drv;
+ struct ifreq ifr;
+ struct iwreq iwr;
+
+ drv = os_zalloc(sizeof(struct madwifi_driver_data));
+ if (drv == NULL) {
+ printf("Could not allocate memory for madwifi driver data\n");
+ return NULL;
+ }
+
+ drv->hapd = hapd;
+ drv->ioctl_sock = socket(PF_INET, SOCK_DGRAM, 0);
+ if (drv->ioctl_sock < 0) {
+ perror("socket[PF_INET,SOCK_DGRAM]");
+ goto bad;
+ }
+ memcpy(drv->iface, hapd->conf->iface, sizeof(drv->iface));
+
+ memset(&ifr, 0, sizeof(ifr));
+ os_strlcpy(ifr.ifr_name, drv->iface, sizeof(ifr.ifr_name));
+ if (ioctl(drv->ioctl_sock, SIOCGIFINDEX, &ifr) != 0) {
+ perror("ioctl(SIOCGIFINDEX)");
+ goto bad;
+ }
+ drv->ifindex = ifr.ifr_ifindex;
+
+ drv->sock_xmit = l2_packet_init(drv->iface, NULL, ETH_P_EAPOL,
+ handle_read, drv, 1);
+ if (drv->sock_xmit == NULL)
+ goto bad;
+ if (l2_packet_get_own_addr(drv->sock_xmit, hapd->own_addr))
+ goto bad;
+ if (hapd->conf->bridge[0] != '\0') {
+ wpa_printf(MSG_DEBUG, "Configure bridge %s for EAPOL traffic.",
+ hapd->conf->bridge);
+ drv->sock_recv = l2_packet_init(hapd->conf->bridge, NULL,
+ ETH_P_EAPOL, handle_read, drv,
+ 1);
+ if (drv->sock_recv == NULL)
+ goto bad;
+ } else
+ drv->sock_recv = drv->sock_xmit;
+
+ memset(&iwr, 0, sizeof(iwr));
+ os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
+
+ iwr.u.mode = IW_MODE_MASTER;
+
+ if (ioctl(drv->ioctl_sock, SIOCSIWMODE, &iwr) < 0) {
+ perror("ioctl[SIOCSIWMODE]");
+ printf("Could not set interface to master mode!\n");
+ goto bad;
+ }
+
+ madwifi_set_iface_flags(drv, 0); /* mark down during setup */
+ madwifi_set_privacy(drv->iface, drv, 0); /* default to no privacy */
+
+ madwifi_receive_probe_req(drv);
+
+ if (madwifi_wireless_event_init(drv))
+ goto bad;
+
+ return drv;
+bad:
+ if (drv->sock_xmit != NULL)
+ l2_packet_deinit(drv->sock_xmit);
+ if (drv->ioctl_sock >= 0)
+ close(drv->ioctl_sock);
+ if (drv != NULL)
+ free(drv);
+ return NULL;
+}
+
+
+static void
+madwifi_deinit(void *priv)
+{
+ struct madwifi_driver_data *drv = priv;
+
+ madwifi_wireless_event_deinit(drv);
+ (void) madwifi_set_iface_flags(drv, 0);
+ if (drv->ioctl_sock >= 0)
+ close(drv->ioctl_sock);
+ if (drv->sock_recv != NULL && drv->sock_recv != drv->sock_xmit)
+ l2_packet_deinit(drv->sock_recv);
+ if (drv->sock_xmit != NULL)
+ l2_packet_deinit(drv->sock_xmit);
+ if (drv->sock_raw)
+ l2_packet_deinit(drv->sock_raw);
+ free(drv);
+}
+
+static int
+madwifi_set_ssid(const char *ifname, void *priv, const u8 *buf, int len)
+{
+ struct madwifi_driver_data *drv = priv;
+ struct iwreq iwr;
+
+ memset(&iwr, 0, sizeof(iwr));
+ os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
+ iwr.u.essid.flags = 1; /* SSID active */
+ iwr.u.essid.pointer = (caddr_t) buf;
+ iwr.u.essid.length = len + 1;
+
+ if (ioctl(drv->ioctl_sock, SIOCSIWESSID, &iwr) < 0) {
+ perror("ioctl[SIOCSIWESSID]");
+ printf("len=%d\n", len);
+ return -1;
+ }
+ return 0;
+}
+
+static int
+madwifi_get_ssid(const char *ifname, void *priv, u8 *buf, int len)
+{
+ struct madwifi_driver_data *drv = priv;
+ struct iwreq iwr;
+ int ret = 0;
+
+ memset(&iwr, 0, sizeof(iwr));
+ os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
+ iwr.u.essid.pointer = (caddr_t) buf;
+ iwr.u.essid.length = len;
+
+ if (ioctl(drv->ioctl_sock, SIOCGIWESSID, &iwr) < 0) {
+ perror("ioctl[SIOCGIWESSID]");
+ ret = -1;
+ } else
+ ret = iwr.u.essid.length;
+
+ return ret;
+}
+
+static int
+madwifi_set_countermeasures(void *priv, int enabled)
+{
+ struct madwifi_driver_data *drv = priv;
+ wpa_printf(MSG_DEBUG, "%s: enabled=%d", __FUNCTION__, enabled);
+ return set80211param(drv, IEEE80211_PARAM_COUNTERMEASURES, enabled);
+}
+
+static int
+madwifi_commit(void *priv)
+{
+ return madwifi_set_iface_flags(priv, 1);
+}
+
+#else /* HOSTAPD */
+
struct wpa_driver_madwifi_data {
void *wext; /* private data for driver_wext */
void *ctx;
os_memset(&iwr, 0, sizeof(iwr));
os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
- if (len < IFNAMSIZ) {
+ if (len < IFNAMSIZ &&
+ op != IEEE80211_IOCTL_SET_APPIEBUF) {
/*
* Argument data fits inline; put it there.
*/
"ioctl[IEEE80211_IOCTL_GETCHANLIST]",
"ioctl[IEEE80211_IOCTL_CHANSWITCH]",
NULL,
- NULL,
+ "ioctl[IEEE80211_IOCTL_SET_APPIEBUF]",
"ioctl[IEEE80211_IOCTL_GETSCANRESULTS]",
NULL,
"ioctl[IEEE80211_IOCTL_GETCHANINFO]",
}
+static int wpa_driver_madwifi_set_probe_req_ie(void *priv, const u8 *ies,
+ size_t ies_len)
+{
+ struct ieee80211req_getset_appiebuf *probe_req_ie;
+ int ret;
+
+ probe_req_ie = os_malloc(sizeof(*probe_req_ie) + ies_len);
+ if (probe_req_ie == NULL)
+ return -1;
+
+ probe_req_ie->app_frmtype = IEEE80211_APPIE_FRAME_PROBE_REQ;
+ probe_req_ie->app_buflen = ies_len;
+ os_memcpy(probe_req_ie->app_buf, ies, ies_len);
+
+ ret = set80211priv(priv, IEEE80211_IOCTL_SET_APPIEBUF, probe_req_ie,
+ sizeof(struct ieee80211req_getset_appiebuf) +
+ ies_len, 1);
+
+ os_free(probe_req_ie);
+
+ return ret;
+}
+
+
static void * wpa_driver_madwifi_init(void *ctx, const char *ifname)
{
struct wpa_driver_madwifi_data *drv;
os_free(drv);
}
+#endif /* HOSTAPD */
+
const struct wpa_driver_ops wpa_driver_madwifi_ops = {
.name = "madwifi",
.desc = "MADWIFI 802.11 support (Atheros, etc.)",
+#ifdef HOSTAPD
+ .hapd_init = madwifi_init,
+ .hapd_deinit = madwifi_deinit,
+ .set_ieee8021x = madwifi_set_ieee8021x,
+ .set_privacy = madwifi_set_privacy,
+ .hapd_set_key = madwifi_set_key,
+ .get_seqnum = madwifi_get_seqnum,
+ .flush = madwifi_flush,
+ .set_generic_elem = madwifi_set_opt_ie,
+ .sta_set_flags = madwifi_sta_set_flags,
+ .read_sta_data = madwifi_read_sta_driver_data,
+ .hapd_send_eapol = madwifi_send_eapol,
+ .sta_disassoc = madwifi_sta_disassoc,
+ .sta_deauth = madwifi_sta_deauth,
+ .hapd_set_ssid = madwifi_set_ssid,
+ .hapd_get_ssid = madwifi_get_ssid,
+ .hapd_set_countermeasures = madwifi_set_countermeasures,
+ .sta_clear_stats = madwifi_sta_clear_stats,
+ .commit = madwifi_commit,
+ .set_wps_beacon_ie = madwifi_set_wps_beacon_ie,
+ .set_wps_probe_resp_ie = madwifi_set_wps_probe_resp_ie,
+#else /* HOSTAPD */
.get_bssid = wpa_driver_madwifi_get_bssid,
.get_ssid = wpa_driver_madwifi_get_ssid,
.set_key = wpa_driver_madwifi_set_key,
.associate = wpa_driver_madwifi_associate,
.set_auth_alg = wpa_driver_madwifi_set_auth_alg,
.set_operstate = wpa_driver_madwifi_set_operstate,
+ .set_probe_req_ie = wpa_driver_madwifi_set_probe_req_ie,
+#endif /* HOSTAPD */
};
projects / wpasupplicant / blobdiff