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driver_bsd.c: Enable AP mode wpa_supplicant

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This commit is contained in:
Masashi Honma 2010-02-08 21:33:59 +02:00 • committed by Jouni Malinen
parent d373725686
commit 42f34a9b41
1 changed files with 390 additions and 205 deletions
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595
src/drivers/driver_bsd.c
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@ -46,6 +46,8 @@
#include <net80211/ieee80211_netbsd.h> #include <net80211/ieee80211_netbsd.h>
#endif #endif
#include "l2_packet/l2_packet.h"
/* Generic functions for hostapd and wpa_supplicant */ /* Generic functions for hostapd and wpa_supplicant */
static int static int
@ -312,6 +314,201 @@ bsd_set_key(int s, const char *ifname, enum wpa_alg alg,
sizeof(wk)); sizeof(wk));
} }
static int
bsd_configure_wpa(int s, const char *ifname, struct wpa_bss_params *params)
{
static const char *ciphernames[] =
{ "WEP", "TKIP", "AES-OCB", "AES-CCM", "CKIP", "NONE" };
int v;
switch (params->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:
printf("Unknown group key cipher %u\n",
params->wpa_group);
return -1;
}
wpa_printf(MSG_DEBUG, "%s: group key cipher=%s (%u)",
__func__, ciphernames[v], v);
if (bsd_set80211param(s, ifname, IEEE80211_IOC_MCASTCIPHER, v)) {
printf("Unable to set group key cipher to %u (%s)\n",
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 (bsd_set80211param(s, ifname, IEEE80211_IOC_MCASTKEYLEN,
v)) {
printf("Unable to set group key length to %u\n", v);
return -1;
}
}
v = 0;
if (params->wpa_pairwise & WPA_CIPHER_CCMP)
v |= 1<<IEEE80211_CIPHER_AES_CCM;
if (params->wpa_pairwise & WPA_CIPHER_TKIP)
v |= 1<<IEEE80211_CIPHER_TKIP;
if (params->wpa_pairwise & WPA_CIPHER_NONE)
v |= 1<<IEEE80211_CIPHER_NONE;
wpa_printf(MSG_DEBUG, "%s: pairwise key ciphers=0x%x", __func__, v);
if (bsd_set80211param(s, ifname, IEEE80211_IOC_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__, params->wpa_key_mgmt);
if (bsd_set80211param(s, ifname, IEEE80211_IOC_KEYMGTALGS, params->wpa_key_mgmt))
{
printf("Unable to set key management algorithms to 0x%x\n",
params->wpa_key_mgmt);
return -1;
}
v = 0;
if (params->rsn_preauth)
v |= BIT(0);
wpa_printf(MSG_DEBUG, "%s: rsn capabilities=0x%x",
__func__, params->rsn_preauth);
if (bsd_set80211param(s, ifname, IEEE80211_IOC_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__, params->wpa);
if (bsd_set80211param(s, ifname, IEEE80211_IOC_WPA, params->wpa)) {
printf("Unable to set WPA to %u\n", params->wpa);
return -1;
}
return 0;
}
static int
bsd_set_ieee8021x(int s, const char *ifname, struct wpa_bss_params *params)
{
wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, params->enabled);
if (!params->enabled) {
/* XXX restore state */
return bsd_set80211param(s, ifname, IEEE80211_IOC_AUTHMODE,
IEEE80211_AUTH_AUTO);
}
if (!params->wpa && !params->ieee802_1x) {
wpa_printf(MSG_ERROR, "%s: No 802.1X or WPA enabled",
__func__);
return -1;
}
if (params->wpa && bsd_configure_wpa(s, ifname, params) != 0) {
wpa_printf(MSG_ERROR, "%s: Failed to configure WPA state",
__func__);
return -1;
}
if (bsd_set80211param(s, ifname, IEEE80211_IOC_AUTHMODE,
(params->wpa ? IEEE80211_AUTH_WPA : IEEE80211_AUTH_8021X))) {
wpa_printf(MSG_ERROR, "%s: Failed to enable WPA/802.1X",
__func__);
return -1;
}
return bsd_ctrl_iface(s, ifname, 1);
}
static int
bsd_set_sta_authorized(int s, const char *ifname, 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(s, ifname, authorized ?
IEEE80211_MLME_AUTHORIZE :
IEEE80211_MLME_UNAUTHORIZE, 0, addr);
}
static void
bsd_new_sta(int s, const char *ifname, void *ctx, u8 addr[IEEE80211_ADDR_LEN])
{
struct ieee80211req_wpaie ie;
int ielen = 0;
u8 *iebuf = NULL;
/*
* Fetch and validate any negotiated WPA/RSN parameters.
*/
memset(&ie, 0, sizeof(ie));
memcpy(ie.wpa_macaddr, addr, IEEE80211_ADDR_LEN);
if (bsd_get80211var(s, ifname, IEEE80211_IOC_WPAIE,
&ie, sizeof(ie)) < 0) {
printf("Failed to get WPA/RSN information element.\n");
goto no_ie;
}
iebuf = ie.wpa_ie;
ielen = ie.wpa_ie[1];
if (ielen == 0)
iebuf = NULL;
else
ielen += 2;
no_ie:
drv_event_assoc(ctx, addr, iebuf, ielen);
}
static int
bsd_send_eapol(struct l2_packet_data *sock_xmit, const u8 *addr,
const u8 *data, size_t data_len)
{
wpa_hexdump(MSG_MSGDUMP, "TX EAPOL", data, data_len);
return l2_packet_send(sock_xmit, addr, ETH_P_EAPOL, data, data_len);
}
static int
bsd_set_freq(int s, const char *ifname, u16 channel)
{
struct ieee80211chanreq creq;
u32 mode;
if (channel < 14)
mode = IFM_IEEE80211_11G;
else if (channel == 14)
mode = IFM_IEEE80211_11B;
else
mode = IFM_IEEE80211_11A;
if (bsd_set_mediaopt(s, ifname, IFM_MMASK, mode) < 0) {
wpa_printf(MSG_ERROR, "%s: failed to set modulation mode",
__func__);
return -1;
}
os_memset(&creq, 0, sizeof(creq));
os_strlcpy(creq.i_name, ifname, sizeof(creq.i_name));
creq.i_channel = channel;
return ioctl(s, SIOCS80211CHANNEL, &creq);
}
#ifdef HOSTAPD #ifdef HOSTAPD
@ -323,8 +520,6 @@ bsd_set_key(int s, const char *ifname, enum wpa_alg alg,
#undef WPA_VERSION #undef WPA_VERSION
#undef WPA_OUI_TYPE #undef WPA_OUI_TYPE
#include "l2_packet/l2_packet.h"
struct bsd_driver_data { struct bsd_driver_data {
struct hostapd_data *hapd; /* back pointer */ struct hostapd_data *hapd; /* back pointer */
@ -361,130 +556,12 @@ ether_sprintf(const u8 *addr)
return buf; return buf;
} }
/*
* Configure WPA parameters.
*/
static int
bsd_configure_wpa(struct bsd_driver_data *drv, struct wpa_bss_params *params)
{
static const char *ciphernames[] =
{ "WEP", "TKIP", "AES-OCB", "AES-CCM", "CKIP", "NONE" };
int v;
switch (params->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:
printf("Unknown group key cipher %u\n",
params->wpa_group);
return -1;
}
wpa_printf(MSG_DEBUG, "%s: group key cipher=%s (%u)",
__func__, ciphernames[v], v);
if (set80211param(drv, IEEE80211_IOC_MCASTCIPHER, v)) {
printf("Unable to set group key cipher to %u (%s)\n",
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(drv, IEEE80211_IOC_MCASTKEYLEN, v)) {
printf("Unable to set group key length to %u\n", v);
return -1;
}
}
v = 0;
if (params->wpa_pairwise & WPA_CIPHER_CCMP)
v |= 1<<IEEE80211_CIPHER_AES_CCM;
if (params->wpa_pairwise & WPA_CIPHER_TKIP)
v |= 1<<IEEE80211_CIPHER_TKIP;
if (params->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_IOC_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__, params->wpa_key_mgmt);
if (set80211param(drv, IEEE80211_IOC_KEYMGTALGS, params->wpa_key_mgmt))
{
printf("Unable to set key management algorithms to 0x%x\n",
params->wpa_key_mgmt);
return -1;
}
v = 0;
if (params->rsn_preauth)
v |= BIT(0);
wpa_printf(MSG_DEBUG, "%s: rsn capabilities=0x%x",
__func__, params->rsn_preauth);
if (set80211param(drv, IEEE80211_IOC_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__, params->wpa);
if (set80211param(drv, IEEE80211_IOC_WPA, params->wpa)) {
printf("Unable to set WPA to %u\n", params->wpa);
return -1;
}
return 0;
}
static int static int
hostapd_bsd_ctrl_iface(struct bsd_driver_data *drv, int enable) hostapd_bsd_ctrl_iface(struct bsd_driver_data *drv, int enable)
{ {
return bsd_ctrl_iface(drv->ioctl_sock, drv->iface, enable); return bsd_ctrl_iface(drv->ioctl_sock, drv->iface, enable);
} }
static int
bsd_set_ieee8021x(void *priv, struct wpa_bss_params *params)
{
struct bsd_driver_data *drv = priv;
wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, params->enabled);
if (!params->enabled) {
/* XXX restore state */
return set80211param(priv, IEEE80211_IOC_AUTHMODE,
IEEE80211_AUTH_AUTO);
}
if (!params->wpa && !params->ieee802_1x) {
hostapd_logger(drv->hapd, NULL, HOSTAPD_MODULE_DRIVER,
HOSTAPD_LEVEL_WARNING, "No 802.1X or WPA enabled!");
return -1;
}
if (params->wpa && bsd_configure_wpa(drv, params) != 0) {
hostapd_logger(drv->hapd, NULL, HOSTAPD_MODULE_DRIVER,
HOSTAPD_LEVEL_WARNING, "Error configuring WPA state!");
return -1;
}
if (set80211param(priv, IEEE80211_IOC_AUTHMODE,
(params->wpa ? IEEE80211_AUTH_WPA : IEEE80211_AUTH_8021X))) {
hostapd_logger(drv->hapd, NULL, HOSTAPD_MODULE_DRIVER,
HOSTAPD_LEVEL_WARNING, "Error enabling WPA/802.1X!");
return -1;
}
return hostapd_bsd_ctrl_iface(drv, 1);
}
static int static int
bsd_set_privacy(const char *ifname, void *priv, int enabled) bsd_set_privacy(const char *ifname, void *priv, int enabled)
{ {
@ -496,25 +573,13 @@ bsd_set_privacy(const char *ifname, void *priv, int enabled)
} }
static int static int
bsd_set_sta_authorized(void *priv, const u8 *addr, int authorized) hostapd_bsd_sta_set_flags(void *priv, const u8 *addr, int total_flags,
int flags_or, int flags_and)
{ {
struct bsd_driver_data *drv = priv; struct bsd_driver_data *drv = priv;
return bsd_send_mlme_param(drv->ioctl_sock, drv->iface, authorized ? return bsd_set_sta_authorized(drv->ioctl_sock, drv->iface, addr,
IEEE80211_MLME_AUTHORIZE : total_flags, flags_or, flags_and);
IEEE80211_MLME_UNAUTHORIZE, 0, addr);
}
static int
bsd_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 & WPA_STA_AUTHORIZED)
return bsd_set_sta_authorized(priv, addr, 1);
if (!(flags_and & WPA_STA_AUTHORIZED))
return bsd_set_sta_authorized(priv, addr, 0);
return 0;
} }
static int static int
@ -631,34 +696,6 @@ bsd_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
IEEE80211_MLME_DISASSOC, reason_code, addr); IEEE80211_MLME_DISASSOC, reason_code, addr);
} }
static void
bsd_new_sta(struct bsd_driver_data *drv, u8 addr[IEEE80211_ADDR_LEN])
{
struct hostapd_data *hapd = drv->hapd;
struct ieee80211req_wpaie ie;
int ielen = 0;
u8 *iebuf = NULL;
/*
* Fetch and validate any negotiated WPA/RSN parameters.
*/
memset(&ie, 0, sizeof(ie));
memcpy(ie.wpa_macaddr, addr, IEEE80211_ADDR_LEN);
if (get80211var(drv, IEEE80211_IOC_WPAIE, &ie, sizeof(ie)) < 0) {
printf("Failed to get WPA/RSN information element.\n");
goto no_ie;
}
iebuf = ie.wpa_ie;
ielen = ie.wpa_ie[1];
if (ielen == 0)
iebuf = NULL;
else
ielen += 2;
no_ie:
drv_event_assoc(hapd, addr, iebuf, ielen);
}
static void static void
bsd_wireless_event_receive(int sock, void *ctx, void *sock_ctx) bsd_wireless_event_receive(int sock, void *ctx, void *sock_ctx)
{ {
@ -703,7 +740,8 @@ bsd_wireless_event_receive(int sock, void *ctx, void *sock_ctx)
case RTM_IEEE80211_REJOIN: case RTM_IEEE80211_REJOIN:
#endif #endif
join = (struct ieee80211_join_event *) &ifan[1]; join = (struct ieee80211_join_event *) &ifan[1];
bsd_new_sta(drv, join->iev_addr); bsd_new_sta(drv->ioctl_sock, drv->iface, drv->hapd,
join->iev_addr);
break; break;
case RTM_IEEE80211_REPLAY: case RTM_IEEE80211_REPLAY:
/* ignore */ /* ignore */
@ -752,15 +790,12 @@ bsd_wireless_event_deinit(struct bsd_driver_data *drv)
close(drv->wext_sock); close(drv->wext_sock);
} }
static int static int
bsd_send_eapol(void *priv, const u8 *addr, const u8 *data, size_t data_len, hostapd_bsd_send_eapol(void *priv, const u8 *addr, const u8 *data,
int encrypt, const u8 *own_addr) size_t data_len, int encrypt, const u8 *own_addr)
{ {
struct bsd_driver_data *drv = priv; struct bsd_driver_data *drv = priv;
wpa_hexdump(MSG_MSGDUMP, "TX EAPOL", data, data_len); return bsd_send_eapol(drv->sock_xmit, addr, data, data_len);
return l2_packet_send(drv->sock_xmit, addr, ETH_P_EAPOL, data,
data_len);
} }
static void static void
@ -793,29 +828,19 @@ hostapd_bsd_set_ssid(const char *ifname, void *priv, const u8 *buf, int len)
} }
static int static int
bsd_set_freq(void *priv, struct hostapd_freq_params *freq) hostapd_bsd_set_ieee8021x(void *priv, struct wpa_bss_params *params)
{ {
struct bsd_driver_data *drv = priv; struct bsd_driver_data *drv = priv;
struct ieee80211chanreq creq;
uint32_t mode;
if (freq->channel < 14) return bsd_set_ieee8021x(drv->ioctl_sock, drv->iface, params);
mode = IFM_IEEE80211_11G; }
else if (freq->channel == 14)
mode = IFM_IEEE80211_11B;
else
mode = IFM_IEEE80211_11A;
if (bsd_set_mediaopt(drv->ioctl_sock, drv->iface, IFM_MMASK,
mode) < 0) {
wpa_printf(MSG_ERROR, "%s: failed to set modulation mode",
__func__);
return -1;
}
os_memset(&creq, 0, sizeof(creq)); static int
os_strlcpy(creq.i_name, drv->iface, sizeof(creq.i_name)); hostapd_bsd_set_freq(void *priv, struct hostapd_freq_params *freq)
creq.i_channel = freq->channel; {
return ioctl(drv->ioctl_sock, SIOCS80211CHANNEL, &creq); struct bsd_driver_data *drv = priv;
return bsd_set_freq(drv->ioctl_sock, drv->iface, freq->channel);
} }
static void * static void *
@ -887,30 +912,33 @@ const struct wpa_driver_ops wpa_driver_bsd_ops = {
.name = "bsd", .name = "bsd",
.hapd_init = bsd_init, .hapd_init = bsd_init,
.hapd_deinit = bsd_deinit, .hapd_deinit = bsd_deinit,
.set_ieee8021x = bsd_set_ieee8021x, .set_ieee8021x = hostapd_bsd_set_ieee8021x,
.set_privacy = bsd_set_privacy, .set_privacy = bsd_set_privacy,
.set_key = hostapd_bsd_set_key, .set_key = hostapd_bsd_set_key,
.get_seqnum = bsd_get_seqnum, .get_seqnum = bsd_get_seqnum,
.flush = bsd_flush, .flush = bsd_flush,
.set_generic_elem = bsd_set_opt_ie, .set_generic_elem = bsd_set_opt_ie,
.sta_set_flags = bsd_sta_set_flags, .sta_set_flags = hostapd_bsd_sta_set_flags,
.read_sta_data = bsd_read_sta_driver_data, .read_sta_data = bsd_read_sta_driver_data,
.hapd_send_eapol = bsd_send_eapol, .hapd_send_eapol = hostapd_bsd_send_eapol,
.sta_disassoc = bsd_sta_disassoc, .sta_disassoc = bsd_sta_disassoc,
.sta_deauth = bsd_sta_deauth, .sta_deauth = bsd_sta_deauth,
.hapd_set_ssid = hostapd_bsd_set_ssid, .hapd_set_ssid = hostapd_bsd_set_ssid,
.hapd_get_ssid = hostapd_bsd_get_ssid, .hapd_get_ssid = hostapd_bsd_get_ssid,
.set_freq = bsd_set_freq, .set_freq = hostapd_bsd_set_freq,
}; };
#else /* HOSTAPD */ #else /* HOSTAPD */
struct wpa_driver_bsd_data { struct wpa_driver_bsd_data {
int sock; /* open socket for 802.11 ioctls */ int sock; /* open socket for 802.11 ioctls */
struct l2_packet_data *sock_xmit;/* raw packet xmit socket */
int route; /* routing socket for events */ int route; /* routing socket for events */
char ifname[IFNAMSIZ+1]; /* interface name */ char ifname[IFNAMSIZ+1]; /* interface name */
unsigned int ifindex; /* interface index */ unsigned int ifindex; /* interface index */
void *ctx; void *ctx;
struct wpa_driver_capa capa; /* driver capability */
int is_ap; /* Access point mode */
int prev_roaming; /* roaming state to restore on deinit */ int prev_roaming; /* roaming state to restore on deinit */
int prev_privacy; /* privacy state to restore on deinit */ int prev_privacy; /* privacy state to restore on deinit */
int prev_wpa; /* wpa state to restore on deinit */ int prev_wpa; /* wpa state to restore on deinit */
@ -1112,11 +1140,21 @@ wpa_driver_bsd_set_auth_alg(void *priv, int auth_alg)
return set80211param(drv, IEEE80211_IOC_AUTHMODE, authmode); return set80211param(drv, IEEE80211_IOC_AUTHMODE, authmode);
} }
static void
handle_read(void *ctx, const u8 *src_addr, const u8 *buf, size_t len)
{
struct wpa_driver_bsd_data *drv = ctx;
drv_event_eapol_rx(drv->ctx, src_addr, buf, len);
}
static int static int
wpa_driver_bsd_associate(void *priv, struct wpa_driver_associate_params *params) wpa_driver_bsd_associate(void *priv, struct wpa_driver_associate_params *params)
{ {
struct wpa_driver_bsd_data *drv = priv; struct wpa_driver_bsd_data *drv = priv;
struct ieee80211req_mlme mlme; struct ieee80211req_mlme mlme;
u32 mode;
u16 channel;
int privacy; int privacy;
int ret = 0; int ret = 0;
@ -1130,6 +1168,47 @@ wpa_driver_bsd_associate(void *priv, struct wpa_driver_associate_params *params)
, params->key_mgmt_suite , params->key_mgmt_suite
); );
switch (params->mode) {
case IEEE80211_MODE_INFRA:
mode = 0 /* STA */;
break;
case IEEE80211_MODE_IBSS:
mode = IFM_IEEE80211_IBSS;
break;
case IEEE80211_MODE_AP:
mode = IFM_IEEE80211_HOSTAP;
break;
default:
wpa_printf(MSG_ERROR, "%s: unknown operation mode", __func__);
return -1;
}
if (bsd_set_mediaopt(drv->sock, drv->ifname, IFM_OMASK, mode) < 0) {
wpa_printf(MSG_ERROR, "%s: failed to set operation mode",
__func__);
return -1;
}
if (params->mode == IEEE80211_MODE_AP) {
if (params->freq >= 2412 && params->freq <= 2472)
channel = (params->freq - 2407) / 5;
else if (params->freq == 2484)
channel = 14;
else if ((params->freq >= 5180 && params->freq <= 5240) ||
(params->freq >= 5745 && params->freq <= 5825))
channel = (params->freq - 5000) / 5;
else
channel = 0;
if (bsd_set_freq(drv->sock, drv->ifname, channel) < 0)
return -1;
drv->sock_xmit = l2_packet_init(drv->ifname, NULL, ETH_P_EAPOL,
handle_read, drv, 0);
if (drv->sock_xmit == NULL)
return -1;
drv->is_ap = 1;
return 0;
}
if (wpa_driver_bsd_set_drop_unencrypted(drv, params->drop_unencrypted) if (wpa_driver_bsd_set_drop_unencrypted(drv, params->drop_unencrypted)
< 0) < 0)
ret = -1; ret = -1;
@ -1178,6 +1257,20 @@ wpa_driver_bsd_scan(void *priv, struct wpa_driver_scan_params *params)
const u8 *ssid = params->ssids[0].ssid; const u8 *ssid = params->ssids[0].ssid;
size_t ssid_len = params->ssids[0].ssid_len; size_t ssid_len = params->ssids[0].ssid_len;
if (set80211param(drv, IEEE80211_IOC_ROAMING,
IEEE80211_ROAMING_MANUAL) < 0) {
wpa_printf(MSG_ERROR, "%s: failed to set "
"wpa_supplicant-based roaming: %s", __func__,
strerror(errno));
return -1;
}
if (wpa_driver_bsd_set_wpa(drv, 1) < 0) {
wpa_printf(MSG_ERROR, "%s: failed to set wpa: %s", __func__,
strerror(errno));
return -1;
}
/* NB: interface must be marked UP to do a scan */ /* NB: interface must be marked UP to do a scan */
if (wpa_driver_bsd_ctrl_iface(drv, 1) < 0) if (wpa_driver_bsd_ctrl_iface(drv, 1) < 0)
return -1; return -1;
@ -1200,6 +1293,8 @@ wpa_driver_bsd_event_receive(int sock, void *ctx, void *sock_ctx)
struct rt_msghdr *rtm; struct rt_msghdr *rtm;
union wpa_event_data event; union wpa_event_data event;
struct ieee80211_michael_event *mic; struct ieee80211_michael_event *mic;
struct ieee80211_leave_event *leave;
struct ieee80211_join_event *join;
int n; int n;
n = read(sock, buf, sizeof(buf)); n = read(sock, buf, sizeof(buf));
@ -1242,14 +1337,32 @@ wpa_driver_bsd_event_receive(int sock, void *ctx, void *sock_ctx)
switch (ifan->ifan_what) { switch (ifan->ifan_what) {
case RTM_IEEE80211_ASSOC: case RTM_IEEE80211_ASSOC:
case RTM_IEEE80211_REASSOC: case RTM_IEEE80211_REASSOC:
if (drv->is_ap)
break;
wpa_supplicant_event(ctx, EVENT_ASSOC, NULL); wpa_supplicant_event(ctx, EVENT_ASSOC, NULL);
break; break;
case RTM_IEEE80211_DISASSOC: case RTM_IEEE80211_DISASSOC:
if (drv->is_ap)
break;
wpa_supplicant_event(ctx, EVENT_DISASSOC, NULL); wpa_supplicant_event(ctx, EVENT_DISASSOC, NULL);
break; break;
case RTM_IEEE80211_SCAN: case RTM_IEEE80211_SCAN:
if (drv->is_ap)
break;
wpa_supplicant_event(ctx, EVENT_SCAN_RESULTS, NULL); wpa_supplicant_event(ctx, EVENT_SCAN_RESULTS, NULL);
break; break;
case RTM_IEEE80211_LEAVE:
leave = (struct ieee80211_leave_event *) &ifan[1];
drv_event_disassoc(ctx, leave->iev_addr);
break;
case RTM_IEEE80211_JOIN:
#ifdef RTM_IEEE80211_REJOIN
case RTM_IEEE80211_REJOIN:
#endif
join = (struct ieee80211_join_event *) &ifan[1];
bsd_new_sta(drv->sock, drv->ifname, ctx,
join->iev_addr);
break;
case RTM_IEEE80211_REPLAY: case RTM_IEEE80211_REPLAY:
/* ignore */ /* ignore */
break; break;
@ -1374,6 +1487,27 @@ wpa_driver_bsd_get_scan_results2(void *priv)
return res; return res;
} }
static int wpa_driver_bsd_capa(struct wpa_driver_bsd_data *drv)
{
/* For now, assume TKIP, CCMP, WPA, WPA2 are supported */
drv->capa.key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA |
WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK;
drv->capa.enc = WPA_DRIVER_CAPA_ENC_WEP40 |
WPA_DRIVER_CAPA_ENC_WEP104 |
WPA_DRIVER_CAPA_ENC_TKIP |
WPA_DRIVER_CAPA_ENC_CCMP;
drv->capa.auth = WPA_DRIVER_AUTH_OPEN |
WPA_DRIVER_AUTH_SHARED |
WPA_DRIVER_AUTH_LEAP;
//drv->capa.max_scan_ssids = info.max_scan_ssids;
drv->capa.flags |= WPA_DRIVER_FLAGS_AP;
return 0;
}
static void * static void *
wpa_driver_bsd_init(void *ctx, const char *ifname) wpa_driver_bsd_init(void *ctx, const char *ifname)
{ {
@ -1408,6 +1542,10 @@ wpa_driver_bsd_init(void *ctx, const char *ifname)
drv->ctx = ctx; drv->ctx = ctx;
os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname)); os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname));
/* Down interface during setup. */
if (wpa_driver_bsd_ctrl_iface(drv, 0) < 0)
goto fail;
if (!GETPARAM(drv, IEEE80211_IOC_ROAMING, drv->prev_roaming)) { if (!GETPARAM(drv, IEEE80211_IOC_ROAMING, drv->prev_roaming)) {
wpa_printf(MSG_DEBUG, "%s: failed to get roaming state: %s", wpa_printf(MSG_DEBUG, "%s: failed to get roaming state: %s",
__func__, strerror(errno)); __func__, strerror(errno));
@ -1430,19 +1568,9 @@ wpa_driver_bsd_init(void *ctx, const char *ifname)
__func__); __func__);
goto fail; goto fail;
} }
if (set80211param(drv, IEEE80211_IOC_ROAMING, IEEE80211_ROAMING_MANUAL) < 0) {
wpa_printf(MSG_DEBUG, "%s: failed to set wpa_supplicant-based "
"roaming: %s", __func__, strerror(errno));
goto fail;
}
if (set80211param(drv, IEEE80211_IOC_WPA, 1+2) < 0) { if (wpa_driver_bsd_capa(drv))
wpa_printf(MSG_DEBUG, "%s: failed to enable WPA support %s",
__func__, strerror(errno));
goto fail; goto fail;
}
wpa_driver_bsd_set_wpa(drv, 1);
return drv; return drv;
fail: fail:
@ -1469,11 +1597,62 @@ wpa_driver_bsd_deinit(void *priv)
wpa_printf(MSG_DEBUG, "%s: failed to restore roaming state", wpa_printf(MSG_DEBUG, "%s: failed to restore roaming state",
__func__); __func__);
if (drv->sock_xmit != NULL)
l2_packet_deinit(drv->sock_xmit);
(void) close(drv->route); /* ioctl socket */ (void) close(drv->route); /* ioctl socket */
(void) close(drv->sock); /* event socket */ (void) close(drv->sock); /* event socket */
os_free(drv); os_free(drv);
} }
static int
wpa_driver_bsd_get_capa(void *priv, struct wpa_driver_capa *capa)
{
struct wpa_driver_bsd_data *drv = priv;
os_memcpy(capa, &drv->capa, sizeof(*capa));
return 0;
}
static int
wpa_driver_bsd_set_ieee8021x(void *priv, struct wpa_bss_params *params)
{
struct wpa_driver_bsd_data *drv = priv;
return bsd_set_ieee8021x(drv->sock, drv->ifname, params);
}
static int
wpa_driver_bsd_hapd_set_ssid(const char *ifname, void *priv, const u8 *buf,
int len)
{
return wpa_driver_bsd_set_ssid(priv, buf, len);
}
static int
wpa_driver_bsd_hapd_get_ssid(const char *ifname, void *priv, u8 *buf, int len)
{
return wpa_driver_bsd_get_ssid(priv, buf);
}
static int
wpa_driver_bsd_send_eapol(void *priv, const u8 *addr, const u8 *data,
size_t data_len, int encrypt, const u8 *own_addr)
{
struct wpa_driver_bsd_data *drv = priv;
return bsd_send_eapol(drv->sock_xmit, addr, data, data_len);
}
static int
wpa_driver_bsd_sta_set_flags(void *priv, const u8 *addr, int total_flags,
int flags_or, int flags_and)
{
struct wpa_driver_bsd_data *drv = priv;
return bsd_set_sta_authorized(drv->sock, drv->ifname, addr,
total_flags, flags_or, flags_and);
}
const struct wpa_driver_ops wpa_driver_bsd_ops = { const struct wpa_driver_ops wpa_driver_bsd_ops = {
.name = "bsd", .name = "bsd",
@ -1489,6 +1668,12 @@ const struct wpa_driver_ops wpa_driver_bsd_ops = {
.deauthenticate = wpa_driver_bsd_deauthenticate, .deauthenticate = wpa_driver_bsd_deauthenticate,
.disassociate = wpa_driver_bsd_disassociate, .disassociate = wpa_driver_bsd_disassociate,
.associate = wpa_driver_bsd_associate, .associate = wpa_driver_bsd_associate,
.get_capa = wpa_driver_bsd_get_capa,
.set_ieee8021x = wpa_driver_bsd_set_ieee8021x,
.hapd_set_ssid = wpa_driver_bsd_hapd_set_ssid,
.hapd_get_ssid = wpa_driver_bsd_hapd_get_ssid,
.hapd_send_eapol = wpa_driver_bsd_send_eapol,
.sta_set_flags = wpa_driver_bsd_sta_set_flags,
}; };
#endif /* HOSTAPD */ #endif /* HOSTAPD */