* Copyright (c) 2004, Sam Leffler <sam@errno.com>
* Copyright (c) 2004, 2Wire, Inc
*
- * 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.
+ * This software may be distributed under the terms of the BSD license.
+ * See README for more details.
*/
#include "includes.h"
#include <sys/ioctl.h>
+#include <sys/sysctl.h>
#include "common.h"
#include "driver.h"
#include "eloop.h"
#include "common/ieee802_11_defs.h"
+#include "common/wpa_common.h"
#include <net/if.h>
#include <net/if_media.h>
int prev_roaming; /* roaming state to restore on deinit */
int prev_privacy; /* privacy state to restore on deinit */
int prev_wpa; /* wpa state to restore on deinit */
+ enum ieee80211_opmode opmode; /* operation mode */
+ char *event_buf;
+ size_t event_buf_len;
};
/* Generic functions for hostapd and wpa_supplicant */
os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name));
if (ioctl(drv->sock, SIOCGIFFLAGS, &ifr) < 0) {
- perror("ioctl[SIOCGIFFLAGS]");
+ wpa_printf(MSG_ERROR, "ioctl[SIOCGIFFLAGS]: %s",
+ strerror(errno));
return -1;
}
- if (enable)
+ if (enable) {
+ if (ifr.ifr_flags & IFF_UP)
+ return 0;
ifr.ifr_flags |= IFF_UP;
- else
+ } else {
+ if (!(ifr.ifr_flags & IFF_UP))
+ return 0;
ifr.ifr_flags &= ~IFF_UP;
+ }
if (ioctl(drv->sock, SIOCSIFFLAGS, &ifr) < 0) {
- perror("ioctl[SIOCSIFFLAGS]");
+ wpa_printf(MSG_ERROR, "ioctl[SIOCSIFFLAGS]: %s",
+ strerror(errno));
return -1;
}
size_t seq_len, const u8 *key, size_t key_len)
{
struct ieee80211req_key wk;
+#ifdef IEEE80211_KEY_NOREPLAY
+ struct bsd_driver_data *drv = priv;
+#endif /* IEEE80211_KEY_NOREPLAY */
wpa_printf(MSG_DEBUG, "%s: alg=%d addr=%p key_idx=%d set_tx=%d "
"seq_len=%zu key_len=%zu", __func__, alg, addr, key_idx,
if (alg == WPA_ALG_NONE) {
#ifndef HOSTAPD
- if (addr == NULL ||
- os_memcmp(addr, "\xff\xff\xff\xff\xff\xff",
- IEEE80211_ADDR_LEN) == 0)
+ if (addr == NULL || is_broadcast_ether_addr(addr))
return bsd_del_key(priv, NULL, key_idx);
else
#endif /* HOSTAPD */
* the address (yech). Note also that we can only mark global
* keys default; doing this for a unicast key is an error.
*/
- if (os_memcmp(addr, "\xff\xff\xff\xff\xff\xff",
- IEEE80211_ADDR_LEN) == 0) {
+ if (is_broadcast_ether_addr(addr)) {
wk.ik_flags |= IEEE80211_KEY_GROUP;
wk.ik_keyix = key_idx;
} else {
}
if (wk.ik_keyix != IEEE80211_KEYIX_NONE && set_tx)
wk.ik_flags |= IEEE80211_KEY_DEFAULT;
+#ifndef HOSTAPD
+#ifdef IEEE80211_KEY_NOREPLAY
+ /*
+ * Ignore replay failures in IBSS and AHDEMO mode.
+ */
+ if (drv->opmode == IEEE80211_M_IBSS ||
+ drv->opmode == IEEE80211_M_AHDEMO)
+ wk.ik_flags |= IEEE80211_KEY_NOREPLAY;
+#endif /* IEEE80211_KEY_NOREPLAY */
+#endif /* HOSTAPD */
wk.ik_keylen = key_len;
- os_memcpy(&wk.ik_keyrsc, seq, seq_len);
+ if (seq) {
+#ifdef WORDS_BIGENDIAN
+ /*
+ * wk.ik_keyrsc is in host byte order (big endian), need to
+ * swap it to match with the byte order used in WPA.
+ */
+ int i;
+ u8 *keyrsc = (u8 *) &wk.ik_keyrsc;
+ for (i = 0; i < seq_len; i++)
+ keyrsc[WPA_KEY_RSC_LEN - i - 1] = seq[i];
+#else /* WORDS_BIGENDIAN */
+ os_memcpy(&wk.ik_keyrsc, seq, seq_len);
+#endif /* WORDS_BIGENDIAN */
+ }
os_memcpy(wk.ik_keydata, key, key_len);
return set80211var(priv, IEEE80211_IOC_WPAKEY, &wk, sizeof(wk));
v = IEEE80211_CIPHER_NONE;
break;
default:
- printf("Unknown group key cipher %u\n",
- params->wpa_group);
+ wpa_printf(MSG_INFO, "Unknown group key cipher %u",
+ params->wpa_group);
return -1;
}
wpa_printf(MSG_DEBUG, "%s: group key cipher=%s (%u)",
__func__, ciphernames[v], v);
if (set80211param(priv, IEEE80211_IOC_MCASTCIPHER, v)) {
- printf("Unable to set group key cipher to %u (%s)\n",
- v, ciphernames[v]);
+ wpa_printf(MSG_INFO,
+ "Unable to set group key cipher to %u (%s)",
+ v, ciphernames[v]);
return -1;
}
if (v == IEEE80211_CIPHER_WEP) {
/* key length is done only for specific ciphers */
v = (params->wpa_group == WPA_CIPHER_WEP104 ? 13 : 5);
if (set80211param(priv, IEEE80211_IOC_MCASTKEYLEN, v)) {
- printf("Unable to set group key length to %u\n", v);
+ wpa_printf(MSG_INFO,
+ "Unable to set group key length to %u", v);
return -1;
}
}
v |= 1<<IEEE80211_CIPHER_NONE;
wpa_printf(MSG_DEBUG, "%s: pairwise key ciphers=0x%x", __func__, v);
if (set80211param(priv, IEEE80211_IOC_UCASTCIPHERS, v)) {
- printf("Unable to set pairwise key ciphers to 0x%x\n", v);
+ wpa_printf(MSG_INFO,
+ "Unable to set pairwise key ciphers to 0x%x", v);
return -1;
}
__func__, params->wpa_key_mgmt);
if (set80211param(priv, IEEE80211_IOC_KEYMGTALGS,
params->wpa_key_mgmt)) {
- printf("Unable to set key management algorithms to 0x%x\n",
- params->wpa_key_mgmt);
+ wpa_printf(MSG_INFO,
+ "Unable to set key management algorithms to 0x%x",
+ params->wpa_key_mgmt);
return -1;
}
wpa_printf(MSG_DEBUG, "%s: rsn capabilities=0x%x",
__func__, params->rsn_preauth);
if (set80211param(priv, IEEE80211_IOC_RSNCAPS, v)) {
- printf("Unable to set RSN capabilities to 0x%x\n", v);
+ wpa_printf(MSG_INFO, "Unable to set RSN capabilities to 0x%x",
+ v);
return -1;
}
#endif /* IEEE80211_IOC_APPIE */
wpa_printf(MSG_DEBUG, "%s: enable WPA= 0x%x", __func__, params->wpa);
if (set80211param(priv, IEEE80211_IOC_WPA, params->wpa)) {
- printf("Unable to set WPA to %u\n", params->wpa);
+ wpa_printf(MSG_INFO, "Unable to set WPA to %u", params->wpa);
return -1;
}
return 0;
return bsd_ctrl_iface(priv, 1);
}
-static int
-bsd_set_sta_authorized(void *priv, const u8 *addr,
- int total_flags, int flags_or, int flags_and)
-{
- int authorized = -1;
-
- /* For now, only support setting Authorized flag */
- if (flags_or & WPA_STA_AUTHORIZED)
- authorized = 1;
- if (!(flags_and & WPA_STA_AUTHORIZED))
- authorized = 0;
-
- if (authorized < 0)
- return 0;
-
- return bsd_send_mlme_param(priv, authorized ?
- IEEE80211_MLME_AUTHORIZE :
- IEEE80211_MLME_UNAUTHORIZE, 0, addr);
-}
-
static void
bsd_new_sta(void *priv, void *ctx, u8 addr[IEEE80211_ADDR_LEN])
{
memset(&ie, 0, sizeof(ie));
memcpy(ie.wpa_macaddr, addr, IEEE80211_ADDR_LEN);
if (get80211var(priv, IEEE80211_IOC_WPAIE, &ie, sizeof(ie)) < 0) {
- printf("Failed to get WPA/RSN information element.\n");
+ wpa_printf(MSG_INFO,
+ "Failed to get WPA/RSN information element");
goto no_ie;
}
iebuf = ie.wpa_ie;
ielen += 2;
no_ie:
- drv_event_assoc(ctx, addr, iebuf, ielen);
+ drv_event_assoc(ctx, addr, iebuf, ielen, 0);
}
static int
bsd_send_eapol(void *priv, const u8 *addr, const u8 *data, size_t data_len,
- int encrypt, const u8 *own_addr)
+ int encrypt, const u8 *own_addr, u32 flags)
{
struct bsd_driver_data *drv = priv;
u32 mode;
int channel = freq->channel;
- if (channel < 14)
- mode = IFM_IEEE80211_11G;
- else if (channel == 14)
+ if (channel < 14) {
+ mode =
+#ifdef CONFIG_IEEE80211N
+ freq->ht_enabled ? IFM_IEEE80211_11NG :
+#endif /* CONFIG_IEEE80211N */
+ IFM_IEEE80211_11G;
+ } else if (channel == 14) {
mode = IFM_IEEE80211_11B;
- else
- mode = IFM_IEEE80211_11A;
+ } else {
+ mode =
+#ifdef CONFIG_IEEE80211N
+ freq->ht_enabled ? IFM_IEEE80211_11NA :
+#endif /* CONFIG_IEEE80211N */
+ IFM_IEEE80211_11A;
+ }
if (bsd_set_mediaopt(drv, IFM_MMASK, mode) < 0) {
wpa_printf(MSG_ERROR, "%s: failed to set modulation mode",
__func__);
return 0;
}
+static size_t
+rtbuf_len(void)
+{
+ size_t len;
+
+ int mib[6] = {CTL_NET, AF_ROUTE, 0, AF_INET, NET_RT_DUMP, 0};
+
+ if (sysctl(mib, 6, NULL, &len, NULL, 0) < 0) {
+ wpa_printf(MSG_WARNING, "%s failed: %s", __func__,
+ strerror(errno));
+ len = 2048;
+ }
+
+ return len;
+}
#ifdef HOSTAPD
wk.ik_keyix = idx;
if (get80211var(priv, IEEE80211_IOC_WPAKEY, &wk, sizeof(wk)) < 0) {
- printf("Failed to get encryption.\n");
+ wpa_printf(MSG_INFO, "Failed to get encryption");
return -1;
}
bsd_wireless_event_receive(int sock, void *ctx, void *sock_ctx)
{
struct bsd_driver_data *drv = ctx;
- char buf[2048];
struct if_announcemsghdr *ifan;
struct rt_msghdr *rtm;
struct ieee80211_michael_event *mic;
int n;
union wpa_event_data data;
- n = read(sock, buf, sizeof(buf));
+ n = read(sock, drv->event_buf, drv->event_buf_len);
if (n < 0) {
if (errno != EINTR && errno != EAGAIN)
- perror("read(PF_ROUTE)");
+ wpa_printf(MSG_ERROR, "%s read() failed: %s",
+ __func__, strerror(errno));
return;
}
- rtm = (struct rt_msghdr *) buf;
+ rtm = (struct rt_msghdr *) drv->event_buf;
if (rtm->rtm_version != RTM_VERSION) {
- wpa_printf(MSG_DEBUG, "Routing message version %d not "
- "understood\n", rtm->rtm_version);
+ wpa_printf(MSG_DEBUG, "Invalid routing message version=%d",
+ rtm->rtm_version);
return;
}
ifan = (struct if_announcemsghdr *) rtm;
drv = os_zalloc(sizeof(struct bsd_driver_data));
if (drv == NULL) {
- printf("Could not allocate memory for bsd driver data\n");
+ wpa_printf(MSG_ERROR, "Could not allocate memory for bsd driver data");
+ return NULL;
+ }
+
+ drv->event_buf_len = rtbuf_len();
+
+ drv->event_buf = os_malloc(drv->event_buf_len);
+ if (drv->event_buf == NULL) {
+ wpa_printf(MSG_ERROR, "%s: os_malloc() failed", __func__);
goto bad;
}
drv->hapd = hapd;
drv->sock = socket(PF_INET, SOCK_DGRAM, 0);
if (drv->sock < 0) {
- perror("socket[PF_INET,SOCK_DGRAM]");
+ wpa_printf(MSG_ERROR, "socket[PF_INET,SOCK_DGRAM]: %s",
+ strerror(errno));
goto bad;
}
os_strlcpy(drv->ifname, params->ifname, sizeof(drv->ifname));
drv->route = socket(PF_ROUTE, SOCK_RAW, 0);
if (drv->route < 0) {
- perror("socket(PF_ROUTE,SOCK_RAW)");
+ wpa_printf(MSG_ERROR, "socket(PF_ROUTE,SOCK_RAW): %s",
+ strerror(errno));
goto bad;
}
eloop_register_read_sock(drv->route, bsd_wireless_event_receive, drv,
l2_packet_deinit(drv->sock_xmit);
if (drv->sock >= 0)
close(drv->sock);
- if (drv != NULL)
- os_free(drv);
+ os_free(drv->event_buf);
+ os_free(drv);
return NULL;
}
close(drv->sock);
if (drv->sock_xmit != NULL)
l2_packet_deinit(drv->sock_xmit);
+ os_free(drv->event_buf);
os_free(drv);
}
+
+static int
+bsd_commit(void *priv)
+{
+ return bsd_ctrl_iface(priv, 1);
+}
+
+
+static int
+bsd_set_sta_authorized(void *priv, const u8 *addr,
+ unsigned int total_flags, unsigned int flags_or,
+ unsigned int flags_and)
+{
+ int authorized = -1;
+
+ /* For now, only support setting Authorized flag */
+ if (flags_or & WPA_STA_AUTHORIZED)
+ authorized = 1;
+ if (!(flags_and & WPA_STA_AUTHORIZED))
+ authorized = 0;
+
+ if (authorized < 0)
+ return 0;
+
+ return bsd_send_mlme_param(priv, authorized ?
+ IEEE80211_MLME_AUTHORIZE :
+ IEEE80211_MLME_UNAUTHORIZE, 0, addr);
+}
#else /* HOSTAPD */
static int
}
static int
-wpa_driver_bsd_disassociate(void *priv, const u8 *addr, int reason_code)
-{
- return bsd_send_mlme_param(priv, IEEE80211_MLME_DISASSOC, reason_code,
- addr);
-}
-
-static int
wpa_driver_bsd_set_auth_alg(void *priv, int auth_alg)
{
int authmode;
if (wpa_driver_bsd_set_wpa_ie(drv, params->wpa_ie, params->wpa_ie_len) < 0)
return -1;
- privacy = !(params->pairwise_suite == CIPHER_NONE &&
- params->group_suite == CIPHER_NONE &&
- params->key_mgmt_suite == KEY_MGMT_NONE &&
+ privacy = !(params->pairwise_suite == WPA_CIPHER_NONE &&
+ params->group_suite == WPA_CIPHER_NONE &&
+ params->key_mgmt_suite == WPA_KEY_MGMT_NONE &&
params->wpa_ie_len == 0);
wpa_printf(MSG_DEBUG, "%s: set PRIVACY %u", __func__, privacy);
wpa_driver_bsd_event_receive(int sock, void *ctx, void *sock_ctx)
{
struct bsd_driver_data *drv = sock_ctx;
- char buf[2048];
struct if_announcemsghdr *ifan;
struct if_msghdr *ifm;
struct rt_msghdr *rtm;
struct ieee80211_join_event *join;
int n;
- n = read(sock, buf, sizeof(buf));
+ n = read(sock, drv->event_buf, drv->event_buf_len);
if (n < 0) {
if (errno != EINTR && errno != EAGAIN)
- perror("read(PF_ROUTE)");
+ wpa_printf(MSG_ERROR, "%s read() failed: %s",
+ __func__, strerror(errno));
return;
}
- rtm = (struct rt_msghdr *) buf;
+ rtm = (struct rt_msghdr *) drv->event_buf;
if (rtm->rtm_version != RTM_VERSION) {
- wpa_printf(MSG_DEBUG, "Routing message version %d not "
- "understood\n", rtm->rtm_version);
+ wpa_printf(MSG_DEBUG, "Invalid routing message version=%d",
+ rtm->rtm_version);
return;
}
os_memset(&event, 0, sizeof(event));
result->caps = sr->isr_capinfo;
result->qual = sr->isr_rssi;
result->noise = sr->isr_noise;
+ /*
+ * the rssi value reported by the kernel is in 0.5dB steps relative to
+ * the reported noise floor. see ieee80211_node.h for details.
+ */
+ result->level = sr->isr_rssi / 2 + sr->isr_noise;
pos = (u8 *)(result + 1);
*pos++ = 1;
*pos++ = sr->isr_erp;
+#if defined(__DragonFly__) || defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
+ os_memcpy(pos, (u8 *)(sr + 1) + sr->isr_ssid_len + sr->isr_meshid_len,
+ sr->isr_ie_len);
+#else
os_memcpy(pos, (u8 *)(sr + 1) + sr->isr_ssid_len, sr->isr_ie_len);
+#endif
pos += sr->isr_ie_len;
result->ie_len = pos - (u8 *)(result + 1);
- tmp = os_realloc(res->res,
- (res->num + 1) * sizeof(struct wpa_scan_res *));
+ tmp = os_realloc_array(res->res, res->num + 1,
+ sizeof(struct wpa_scan_res *));
if (tmp == NULL) {
os_free(result);
return;
return 0;
}
+static enum ieee80211_opmode
+get80211opmode(struct bsd_driver_data *drv)
+{
+ struct ifmediareq ifmr;
+
+ (void) memset(&ifmr, 0, sizeof(ifmr));
+ (void) os_strlcpy(ifmr.ifm_name, drv->ifname, sizeof(ifmr.ifm_name));
+
+ if (ioctl(drv->sock, SIOCGIFMEDIA, (caddr_t)&ifmr) >= 0) {
+ if (ifmr.ifm_current & IFM_IEEE80211_ADHOC) {
+ if (ifmr.ifm_current & IFM_FLAG0)
+ return IEEE80211_M_AHDEMO;
+ else
+ return IEEE80211_M_IBSS;
+ }
+ if (ifmr.ifm_current & IFM_IEEE80211_HOSTAP)
+ return IEEE80211_M_HOSTAP;
+ if (ifmr.ifm_current & IFM_IEEE80211_MONITOR)
+ return IEEE80211_M_MONITOR;
+#ifdef IEEE80211_M_MBSS
+ if (ifmr.ifm_current & IFM_IEEE80211_MBSS)
+ return IEEE80211_M_MBSS;
+#endif /* IEEE80211_M_MBSS */
+ }
+ return IEEE80211_M_STA;
+}
+
static void *
wpa_driver_bsd_init(void *ctx, const char *ifname)
{
drv = os_zalloc(sizeof(*drv));
if (drv == NULL)
return NULL;
+
+ drv->event_buf_len = rtbuf_len();
+
+ drv->event_buf = os_malloc(drv->event_buf_len);
+ if (drv->event_buf == NULL) {
+ wpa_printf(MSG_ERROR, "%s: os_malloc() failed", __func__);
+ goto fail1;
+ }
+
/*
* NB: We require the interface name be mappable to an index.
* This implies we do not support having wpa_supplicant
drv->sock = socket(PF_INET, SOCK_DGRAM, 0);
if (drv->sock < 0)
goto fail1;
+
+ os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname));
+ /* Down interface during setup. */
+ if (bsd_ctrl_iface(drv, 0) < 0)
+ goto fail;
+
drv->route = socket(PF_ROUTE, SOCK_RAW, 0);
if (drv->route < 0)
goto fail;
wpa_driver_bsd_event_receive, ctx, drv);
drv->ctx = ctx;
- os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname));
-
- /* Down interface during setup. */
- if (bsd_ctrl_iface(drv, 0) < 0)
- goto fail;
if (!GETPARAM(drv, IEEE80211_IOC_ROAMING, drv->prev_roaming)) {
wpa_printf(MSG_DEBUG, "%s: failed to get roaming state: %s",
if (wpa_driver_bsd_capa(drv))
goto fail;
+ drv->opmode = get80211opmode(drv);
+
return drv;
fail:
close(drv->sock);
fail1:
+ os_free(drv->event_buf);
os_free(drv);
return NULL;
#undef GETPARAM
l2_packet_deinit(drv->sock_xmit);
(void) close(drv->route); /* ioctl socket */
(void) close(drv->sock); /* event socket */
+ os_free(drv->event_buf);
os_free(drv);
}
.read_sta_data = bsd_read_sta_driver_data,
.sta_disassoc = bsd_sta_disassoc,
.sta_deauth = bsd_sta_deauth,
+ .sta_set_flags = bsd_set_sta_authorized,
+ .commit = bsd_commit,
#else /* HOSTAPD */
.init = wpa_driver_bsd_init,
.deinit = wpa_driver_bsd_deinit,
.scan2 = wpa_driver_bsd_scan,
.get_scan_results2 = wpa_driver_bsd_get_scan_results2,
.deauthenticate = wpa_driver_bsd_deauthenticate,
- .disassociate = wpa_driver_bsd_disassociate,
.associate = wpa_driver_bsd_associate,
.get_capa = wpa_driver_bsd_get_capa,
#endif /* HOSTAPD */
.hapd_set_ssid = bsd_set_ssid,
.hapd_get_ssid = bsd_get_ssid,
.hapd_send_eapol = bsd_send_eapol,
- .sta_set_flags = bsd_set_sta_authorized,
.set_generic_elem = bsd_set_opt_ie,
};
projects / mech_eap.git / blobdiff