#endif
-#ifndef NO_WEXT_COMPAT
-/*
- * Fall back to WEXT association, if the kernel does not support nl80211 MLME
- * commands. This is temporary backwards compatibility version that will be
- * removed at some point.
- */
-#define WEXT_COMPAT
-#endif /* NO_WEXT_COMPAT */
-
-
struct wpa_driver_nl80211_data {
void *ctx;
int wext_event_sock;
int has_capability;
int we_version_compiled;
-#ifdef WEXT_COMPAT
- u8 *assoc_req_ies;
- size_t assoc_req_ies_len;
- u8 *assoc_resp_ies;
- size_t assoc_resp_ies_len;
-
- /* for set_auth_alg fallback */
- int use_crypt;
- int auth_alg_fallback;
-#endif /* WEXT_COMPAT */
-
int operstate;
char mlmedev[IFNAMSIZ + 1];
void *timeout_ctx);
static int wpa_driver_nl80211_set_mode(struct wpa_driver_nl80211_data *drv,
int mode);
-#ifdef WEXT_COMPAT
-static int wpa_driver_nl80211_flush_pmkid(void *priv);
-#endif /* WEXT_COMPAT */
static int wpa_driver_nl80211_get_range(void *priv);
static int
wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data *drv);
static int wpa_driver_nl80211_get_bssid(void *priv, u8 *bssid)
{
struct wpa_driver_nl80211_data *drv = priv;
-#ifdef WEXT_COMPAT
- if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) {
- struct iwreq iwr;
- int ret = 0;
-
- os_memset(&iwr, 0, sizeof(iwr));
- os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
-
- if (ioctl(drv->ioctl_sock, SIOCGIWAP, &iwr) < 0) {
- perror("ioctl[SIOCGIWAP]");
- ret = -1;
- }
- os_memcpy(bssid, iwr.u.ap_addr.sa_data, ETH_ALEN);
-
- return ret;
- }
-#endif /* WEXT_COMPAT */
if (!drv->associated)
return -1;
os_memcpy(bssid, drv->bssid, ETH_ALEN);
}
-#ifdef WEXT_COMPAT
-static int wpa_driver_nl80211_set_bssid(void *priv, const u8 *bssid)
-{
- struct wpa_driver_nl80211_data *drv = priv;
- struct iwreq iwr;
- int ret = 0;
-
- os_memset(&iwr, 0, sizeof(iwr));
- os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
- iwr.u.ap_addr.sa_family = ARPHRD_ETHER;
- if (bssid)
- os_memcpy(iwr.u.ap_addr.sa_data, bssid, ETH_ALEN);
- else
- os_memset(iwr.u.ap_addr.sa_data, 0, ETH_ALEN);
-
- if (ioctl(drv->ioctl_sock, SIOCSIWAP, &iwr) < 0) {
- perror("ioctl[SIOCSIWAP]");
- ret = -1;
- }
-
- return ret;
-}
-#endif /* WEXT_COMPAT */
-
-
static int wpa_driver_nl80211_get_ssid(void *priv, u8 *ssid)
{
struct wpa_driver_nl80211_data *drv = priv;
-#ifdef WEXT_COMPAT
- if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) {
- struct iwreq iwr;
- int ret = 0;
-
- os_memset(&iwr, 0, sizeof(iwr));
- os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
- iwr.u.essid.pointer = (caddr_t) ssid;
- iwr.u.essid.length = 32;
-
- if (ioctl(drv->ioctl_sock, SIOCGIWESSID, &iwr) < 0) {
- perror("ioctl[SIOCGIWESSID]");
- ret = -1;
- } else {
- ret = iwr.u.essid.length;
- if (ret > 32)
- ret = 32;
- /*
- * Some drivers include nul termination in the SSID, so
- * let's remove it here before further processing.
- * WE-21 changes this to explicitly require the length
- * _not_ to include nul termination.
- */
- if (ret > 0 && ssid[ret - 1] == '\0' &&
- drv->we_version_compiled < 21)
- ret--;
- }
-
- return ret;
- }
-#endif /* WEXT_COMPAT */
if (!drv->associated)
return -1;
os_memcpy(ssid, drv->ssid, drv->ssid_len);
}
-#ifdef WEXT_COMPAT
-static int wpa_driver_nl80211_set_ssid(void *priv, const u8 *ssid,
- size_t ssid_len)
-{
- struct wpa_driver_nl80211_data *drv = priv;
- struct iwreq iwr;
- int ret = 0;
- char buf[33];
-
- if (ssid_len > 32)
- return -1;
-
- os_memset(&iwr, 0, sizeof(iwr));
- os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
- /* flags: 1 = ESSID is active, 0 = not (promiscuous) */
- iwr.u.essid.flags = (ssid_len != 0);
- os_memset(buf, 0, sizeof(buf));
- os_memcpy(buf, ssid, ssid_len);
- iwr.u.essid.pointer = (caddr_t) buf;
- if (drv->we_version_compiled < 21) {
- /* For historic reasons, set SSID length to include one extra
- * character, C string nul termination, even though SSID is
- * really an octet string that should not be presented as a C
- * string. Some Linux drivers decrement the length by one and
- * can thus end up missing the last octet of the SSID if the
- * length is not incremented here. WE-21 changes this to
- * explicitly require the length _not_ to include nul
- * termination. */
- if (ssid_len)
- ssid_len++;
- }
- iwr.u.essid.length = ssid_len;
-
- if (ioctl(drv->ioctl_sock, SIOCSIWESSID, &iwr) < 0) {
- perror("ioctl[SIOCSIWESSID]");
- ret = -1;
- }
-
- return ret;
-}
-
-
-static int wpa_driver_nl80211_set_freq(void *priv, int freq)
-{
- struct wpa_driver_nl80211_data *drv = priv;
- struct iwreq iwr;
- int ret = 0;
-
- os_memset(&iwr, 0, sizeof(iwr));
- os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
- iwr.u.freq.m = freq * 100000;
- iwr.u.freq.e = 1;
-
- if (ioctl(drv->ioctl_sock, SIOCSIWFREQ, &iwr) < 0) {
- perror("ioctl[SIOCSIWFREQ]");
- ret = -1;
- }
-
- return ret;
-}
-
-
-static void
-wpa_driver_nl80211_event_wireless_custom(void *ctx, char *custom)
-{
- union wpa_event_data data;
-
- wpa_printf(MSG_MSGDUMP, "WEXT: Custom wireless event: '%s'",
- custom);
-
- os_memset(&data, 0, sizeof(data));
- /* Host AP driver */
- if (os_strncmp(custom, "MLME-MICHAELMICFAILURE.indication", 33) == 0) {
- data.michael_mic_failure.unicast =
- os_strstr(custom, " unicast ") != NULL;
- /* TODO: parse parameters(?) */
- wpa_supplicant_event(ctx, EVENT_MICHAEL_MIC_FAILURE, &data);
- } else if (os_strncmp(custom, "ASSOCINFO(ReqIEs=", 17) == 0) {
- char *spos;
- int bytes;
-
- spos = custom + 17;
-
- bytes = strspn(spos, "0123456789abcdefABCDEF");
- if (!bytes || (bytes & 1))
- return;
- bytes /= 2;
-
- data.assoc_info.req_ies = os_malloc(bytes);
- if (data.assoc_info.req_ies == NULL)
- return;
-
- data.assoc_info.req_ies_len = bytes;
- hexstr2bin(spos, data.assoc_info.req_ies, bytes);
-
- spos += bytes * 2;
-
- data.assoc_info.resp_ies = NULL;
- data.assoc_info.resp_ies_len = 0;
-
- if (os_strncmp(spos, " RespIEs=", 9) == 0) {
- spos += 9;
-
- bytes = strspn(spos, "0123456789abcdefABCDEF");
- if (!bytes || (bytes & 1))
- goto done;
- bytes /= 2;
-
- data.assoc_info.resp_ies = os_malloc(bytes);
- if (data.assoc_info.resp_ies == NULL)
- goto done;
-
- data.assoc_info.resp_ies_len = bytes;
- hexstr2bin(spos, data.assoc_info.resp_ies, bytes);
- }
-
- wpa_supplicant_event(ctx, EVENT_ASSOCINFO, &data);
-
- done:
- os_free(data.assoc_info.resp_ies);
- os_free(data.assoc_info.req_ies);
-#ifdef CONFIG_PEERKEY
- } else if (os_strncmp(custom, "STKSTART.request=", 17) == 0) {
- if (hwaddr_aton(custom + 17, data.stkstart.peer)) {
- wpa_printf(MSG_DEBUG, "WEXT: unrecognized "
- "STKSTART.request '%s'", custom + 17);
- return;
- }
- wpa_supplicant_event(ctx, EVENT_STKSTART, &data);
-#endif /* CONFIG_PEERKEY */
- }
-}
-#endif /* WEXT_COMPAT */
-
-
static int wpa_driver_nl80211_event_wireless_michaelmicfailure(
void *ctx, const char *ev, size_t len)
{
}
-#ifdef WEXT_COMPAT
-static int wpa_driver_nl80211_event_wireless_pmkidcand(
- struct wpa_driver_nl80211_data *drv, const char *ev, size_t len)
-{
- const struct iw_pmkid_cand *cand;
- union wpa_event_data data;
- const u8 *addr;
-
- if (len < sizeof(*cand))
- return -1;
-
- cand = (const struct iw_pmkid_cand *) ev;
- addr = (const u8 *) cand->bssid.sa_data;
-
- wpa_printf(MSG_DEBUG, "PMKID candidate wireless event: "
- "flags=0x%x index=%d bssid=" MACSTR, cand->flags,
- cand->index, MAC2STR(addr));
-
- os_memset(&data, 0, sizeof(data));
- os_memcpy(data.pmkid_candidate.bssid, addr, ETH_ALEN);
- data.pmkid_candidate.index = cand->index;
- data.pmkid_candidate.preauth = cand->flags & IW_PMKID_CAND_PREAUTH;
- wpa_supplicant_event(drv->ctx, EVENT_PMKID_CANDIDATE, &data);
-
- return 0;
-}
-
-
-static int wpa_driver_nl80211_event_wireless_assocreqie(
- struct wpa_driver_nl80211_data *drv, const char *ev, int len)
-{
- if (len < 0)
- return -1;
-
- wpa_hexdump(MSG_DEBUG, "AssocReq IE wireless event", (const u8 *) ev,
- len);
- os_free(drv->assoc_req_ies);
- drv->assoc_req_ies = os_malloc(len);
- if (drv->assoc_req_ies == NULL) {
- drv->assoc_req_ies_len = 0;
- return -1;
- }
- os_memcpy(drv->assoc_req_ies, ev, len);
- drv->assoc_req_ies_len = len;
-
- return 0;
-}
-
-
-static int wpa_driver_nl80211_event_wireless_assocrespie(
- struct wpa_driver_nl80211_data *drv, const char *ev, int len)
-{
- if (len < 0)
- return -1;
-
- wpa_hexdump(MSG_DEBUG, "AssocResp IE wireless event", (const u8 *) ev,
- len);
- os_free(drv->assoc_resp_ies);
- drv->assoc_resp_ies = os_malloc(len);
- if (drv->assoc_resp_ies == NULL) {
- drv->assoc_resp_ies_len = 0;
- return -1;
- }
- os_memcpy(drv->assoc_resp_ies, ev, len);
- drv->assoc_resp_ies_len = len;
-
- return 0;
-}
-
-
-static void wpa_driver_nl80211_event_assoc_ies(struct wpa_driver_nl80211_data *drv)
-{
- union wpa_event_data data;
-
- if (drv->assoc_req_ies == NULL && drv->assoc_resp_ies == NULL)
- return;
-
- os_memset(&data, 0, sizeof(data));
- if (drv->assoc_req_ies) {
- data.assoc_info.req_ies = drv->assoc_req_ies;
- drv->assoc_req_ies = NULL;
- data.assoc_info.req_ies_len = drv->assoc_req_ies_len;
- }
- if (drv->assoc_resp_ies) {
- data.assoc_info.resp_ies = drv->assoc_resp_ies;
- drv->assoc_resp_ies = NULL;
- data.assoc_info.resp_ies_len = drv->assoc_resp_ies_len;
- }
-
- wpa_supplicant_event(drv->ctx, EVENT_ASSOCINFO, &data);
-
- os_free(data.assoc_info.req_ies);
- os_free(data.assoc_info.resp_ies);
-}
-#endif /* WEXT_COMPAT */
-
-
static void wpa_driver_nl80211_event_wireless(struct wpa_driver_nl80211_data *drv,
void *ctx, char *data, int len)
{
struct iw_event iwe_buf, *iwe = &iwe_buf;
char *pos, *end, *custom;
-#ifdef WEXT_COMPAT
- char *buf;
-#endif /* WEXT_COMPAT */
pos = data;
end = data + len;
}
switch (iwe->cmd) {
-#ifdef WEXT_COMPAT
- case SIOCGIWAP:
- if (drv->capa.flags & WPA_DRIVER_FLAGS_SME)
- break;
- wpa_printf(MSG_DEBUG, "Wireless event: new AP: "
- MACSTR,
- MAC2STR((u8 *) iwe->u.ap_addr.sa_data));
- if (is_zero_ether_addr(
- (const u8 *) iwe->u.ap_addr.sa_data) ||
- os_memcmp(iwe->u.ap_addr.sa_data,
- "\x44\x44\x44\x44\x44\x44", ETH_ALEN) ==
- 0) {
- os_free(drv->assoc_req_ies);
- drv->assoc_req_ies = NULL;
- os_free(drv->assoc_resp_ies);
- drv->assoc_resp_ies = NULL;
- wpa_supplicant_event(ctx, EVENT_DISASSOC,
- NULL);
-
- } else {
- wpa_driver_nl80211_event_assoc_ies(drv);
- wpa_supplicant_event(ctx, EVENT_ASSOC, NULL);
- }
- break;
-#endif /* WEXT_COMPAT */
case IWEVMICHAELMICFAILURE:
wpa_driver_nl80211_event_wireless_michaelmicfailure(
ctx, custom, iwe->u.data.length);
break;
-#ifdef WEXT_COMPAT
- case IWEVCUSTOM:
- if (drv->capa.flags & WPA_DRIVER_FLAGS_SME)
- break;
- if (custom + iwe->u.data.length > end)
- return;
- buf = os_malloc(iwe->u.data.length + 1);
- if (buf == NULL)
- return;
- os_memcpy(buf, custom, iwe->u.data.length);
- buf[iwe->u.data.length] = '\0';
- wpa_driver_nl80211_event_wireless_custom(ctx, buf);
- os_free(buf);
- break;
- case IWEVASSOCREQIE:
- if (drv->capa.flags & WPA_DRIVER_FLAGS_SME)
- break;
- wpa_driver_nl80211_event_wireless_assocreqie(
- drv, custom, iwe->u.data.length);
- break;
- case IWEVASSOCRESPIE:
- if (drv->capa.flags & WPA_DRIVER_FLAGS_SME)
- break;
- wpa_driver_nl80211_event_wireless_assocrespie(
- drv, custom, iwe->u.data.length);
- break;
- case IWEVPMKIDCAND:
- wpa_driver_nl80211_event_wireless_pmkidcand(
- drv, custom, iwe->u.data.length);
- break;
-#endif /* WEXT_COMPAT */
}
pos += iwe->len;
ret = nl_get_multicast_id(drv, "nl80211", "mlme");
if (ret >= 0)
ret = nl_socket_add_membership(drv->nl_handle, ret);
-#ifdef WEXT_COMPAT
- if (ret < 0) {
- wpa_printf(MSG_DEBUG, "nl80211: Could not add multicast "
- "membership for mlme events: %d (%s)",
- ret, strerror(-ret));
- /* Use WEXT for association request */
- } else
- drv->capa.flags |= WPA_DRIVER_FLAGS_SME;
-#else /* WEXT_COMPAT */
if (ret < 0) {
wpa_printf(MSG_ERROR, "nl80211: Could not add multicast "
"membership for mlme events: %d (%s)",
goto err4;
}
drv->capa.flags |= WPA_DRIVER_FLAGS_SME;
-#endif /* WEXT_COMPAT */
eloop_register_read_sock(nl_socket_get_fd(drv->nl_handle),
wpa_driver_nl80211_event_receive, drv, ctx);
}
}
-#ifdef WEXT_COMPAT
- /*
- * Make sure that the driver does not have any obsolete PMKID entries.
- */
- wpa_driver_nl80211_flush_pmkid(drv);
-#endif /* WEXT_COMPAT */
-
wpa_driver_nl80211_get_range(drv);
wpa_driver_nl80211_capa(drv);
eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, drv, drv->ctx);
-#ifdef WEXT_COMPAT
- /*
- * Clear possibly configured driver parameters in order to make it
- * easier to use the driver after wpa_supplicant has been terminated.
- */
- (void) wpa_driver_nl80211_set_bssid(drv,
- (u8 *) "\x00\x00\x00\x00\x00\x00");
-#endif /* WEXT_COMPAT */
wpa_driver_nl80211_set_auth_param(drv, IW_AUTH_DROP_UNENCRYPTED, 0);
wpa_driver_nl80211_send_oper_ifla(priv, 0, IF_OPER_UP);
close(drv->wext_event_sock);
close(drv->ioctl_sock);
-#ifdef WEXT_COMPAT
- os_free(drv->assoc_req_ies);
- os_free(drv->assoc_resp_ies);
-#endif /* WEXT_COMPAT */
eloop_unregister_read_sock(nl_socket_get_fd(drv->nl_handle));
genl_family_put(drv->nl80211);
}
-#ifdef WEXT_COMPAT
-static int wpa_driver_nl80211_set_wpa(void *priv, int enabled)
-{
- struct wpa_driver_nl80211_data *drv = priv;
- if (drv->capa.flags & WPA_DRIVER_FLAGS_SME)
- return 0;
- wpa_printf(MSG_DEBUG, "%s", __FUNCTION__);
-
- return wpa_driver_nl80211_set_auth_param(drv, IW_AUTH_WPA_ENABLED,
- enabled);
-}
-#endif /* WEXT_COMPAT */
-
-
static int wpa_driver_nl80211_set_key(void *priv, wpa_alg alg,
const u8 *addr, int key_idx,
int set_tx, const u8 *seq,
}
-#ifdef WEXT_COMPAT
-static int wpa_driver_nl80211_set_countermeasures(void *priv,
- int enabled)
-{
- struct wpa_driver_nl80211_data *drv = priv;
- if (drv->capa.flags & WPA_DRIVER_FLAGS_SME)
- return 0;
- wpa_printf(MSG_DEBUG, "%s", __FUNCTION__);
- return wpa_driver_nl80211_set_auth_param(drv,
- IW_AUTH_TKIP_COUNTERMEASURES,
- enabled);
-}
-#endif /* WEXT_COMPAT */
-
-
-#ifdef WEXT_COMPAT
-static int wpa_driver_nl80211_mlme_wext(struct wpa_driver_nl80211_data *drv,
- const u8 *addr, int cmd,
- int reason_code)
-{
- struct iwreq iwr;
- struct iw_mlme mlme;
- int ret = 0;
-
- os_memset(&iwr, 0, sizeof(iwr));
- os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
- os_memset(&mlme, 0, sizeof(mlme));
- mlme.cmd = cmd;
- mlme.reason_code = reason_code;
- mlme.addr.sa_family = ARPHRD_ETHER;
- os_memcpy(mlme.addr.sa_data, addr, ETH_ALEN);
- iwr.u.data.pointer = (caddr_t) &mlme;
- iwr.u.data.length = sizeof(mlme);
-
- if (ioctl(drv->ioctl_sock, SIOCSIWMLME, &iwr) < 0) {
- perror("ioctl[SIOCSIWMLME]");
- ret = -1;
- }
-
- return ret;
-}
-#endif /* WEXT_COMPAT */
-
-
static int wpa_driver_nl80211_mlme(struct wpa_driver_nl80211_data *drv,
const u8 *addr, int cmd, u16 reason_code)
{
{
struct wpa_driver_nl80211_data *drv = priv;
wpa_printf(MSG_DEBUG, "%s", __func__);
-#ifdef WEXT_COMPAT
- if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME))
- return wpa_driver_nl80211_mlme_wext(drv, addr, IW_MLME_DEAUTH,
- reason_code);
-#endif /* WEXT_COMPAT */
-
return wpa_driver_nl80211_mlme(drv, addr, NL80211_CMD_DEAUTHENTICATE,
reason_code);
}
{
struct wpa_driver_nl80211_data *drv = priv;
wpa_printf(MSG_DEBUG, "%s", __func__);
-#ifdef WEXT_COMPAT
- if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME))
- return wpa_driver_nl80211_mlme_wext(drv, addr,
- IW_MLME_DISASSOC,
- reason_code);
-#endif /* WEXT_COMPAT */
return wpa_driver_nl80211_mlme(drv, addr, NL80211_CMD_DISASSOCIATE,
reason_code);
}
-#ifdef WEXT_COMPAT
-static int wpa_driver_nl80211_set_gen_ie(void *priv, const u8 *ie,
- size_t ie_len)
-{
- struct wpa_driver_nl80211_data *drv = priv;
- struct iwreq iwr;
- int ret = 0;
-
- if (drv->capa.flags & WPA_DRIVER_FLAGS_SME)
- return 0;
- os_memset(&iwr, 0, sizeof(iwr));
- os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
- iwr.u.data.pointer = (caddr_t) ie;
- iwr.u.data.length = ie_len;
-
- if (ioctl(drv->ioctl_sock, SIOCSIWGENIE, &iwr) < 0) {
- perror("ioctl[SIOCSIWGENIE]");
- ret = -1;
- }
-
- return ret;
-}
-
-
-static int wpa_driver_nl80211_cipher2wext(int cipher)
-{
- switch (cipher) {
- case CIPHER_NONE:
- return IW_AUTH_CIPHER_NONE;
- case CIPHER_WEP40:
- return IW_AUTH_CIPHER_WEP40;
- case CIPHER_TKIP:
- return IW_AUTH_CIPHER_TKIP;
- case CIPHER_CCMP:
- return IW_AUTH_CIPHER_CCMP;
- case CIPHER_WEP104:
- return IW_AUTH_CIPHER_WEP104;
- default:
- return 0;
- }
-}
-
-
-static int wpa_driver_nl80211_keymgmt2wext(int keymgmt)
-{
- switch (keymgmt) {
- case KEY_MGMT_802_1X:
- case KEY_MGMT_802_1X_NO_WPA:
- return IW_AUTH_KEY_MGMT_802_1X;
- case KEY_MGMT_PSK:
- return IW_AUTH_KEY_MGMT_PSK;
- default:
- return 0;
- }
-}
-
-
-static int
-wpa_driver_nl80211_auth_alg_fallback(struct wpa_driver_nl80211_data *drv,
- struct wpa_driver_associate_params *params)
-{
- struct iwreq iwr;
- int ret = 0;
-
- wpa_printf(MSG_DEBUG, "WEXT: Driver did not support "
- "SIOCSIWAUTH for AUTH_ALG, trying SIOCSIWENCODE");
-
- os_memset(&iwr, 0, sizeof(iwr));
- os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
- /* Just changing mode, not actual keys */
- iwr.u.encoding.flags = 0;
- iwr.u.encoding.pointer = (caddr_t) NULL;
- iwr.u.encoding.length = 0;
-
- /*
- * Note: IW_ENCODE_{OPEN,RESTRICTED} can be interpreted to mean two
- * different things. Here they are used to indicate Open System vs.
- * Shared Key authentication algorithm. However, some drivers may use
- * them to select between open/restricted WEP encrypted (open = allow
- * both unencrypted and encrypted frames; restricted = only allow
- * encrypted frames).
- */
-
- if (!drv->use_crypt) {
- iwr.u.encoding.flags |= IW_ENCODE_DISABLED;
- } else {
- if (params->auth_alg & AUTH_ALG_OPEN_SYSTEM)
- iwr.u.encoding.flags |= IW_ENCODE_OPEN;
- if (params->auth_alg & AUTH_ALG_SHARED_KEY)
- iwr.u.encoding.flags |= IW_ENCODE_RESTRICTED;
- }
-
- if (ioctl(drv->ioctl_sock, SIOCSIWENCODE, &iwr) < 0) {
- perror("ioctl[SIOCSIWENCODE]");
- ret = -1;
- }
-
- return ret;
-}
-
-
-static int wpa_driver_nl80211_set_auth_alg(struct wpa_driver_nl80211_data *drv,
- int auth_alg)
-{
- int algs = 0, res;
-
- if (auth_alg & AUTH_ALG_OPEN_SYSTEM)
- algs |= IW_AUTH_ALG_OPEN_SYSTEM;
- if (auth_alg & AUTH_ALG_SHARED_KEY)
- algs |= IW_AUTH_ALG_SHARED_KEY;
- if (auth_alg & AUTH_ALG_LEAP)
- algs |= IW_AUTH_ALG_LEAP;
- if (algs == 0) {
- /* at least one algorithm should be set */
- algs = IW_AUTH_ALG_OPEN_SYSTEM;
- }
-
- res = wpa_driver_nl80211_set_auth_param(drv, IW_AUTH_80211_AUTH_ALG,
- algs);
- drv->auth_alg_fallback = res == -2;
- return res;
-}
-
-
-static int wpa_driver_nl80211_associate_wext(
- void *priv, struct wpa_driver_associate_params *params)
-{
- struct wpa_driver_nl80211_data *drv = priv;
- int ret = 0;
- int allow_unencrypted_eapol;
- int value;
-
- wpa_printf(MSG_DEBUG, "%s", __FUNCTION__);
-
- wpa_driver_nl80211_set_mode(drv, params->mode);
- wpa_driver_nl80211_set_auth_alg(drv, params->auth_alg);
-
- /*
- * If the driver did not support SIOCSIWAUTH, fallback to
- * SIOCSIWENCODE here.
- */
- if (drv->auth_alg_fallback &&
- wpa_driver_nl80211_auth_alg_fallback(drv, params) < 0)
- ret = -1;
-
- if (!params->bssid &&
- wpa_driver_nl80211_set_bssid(drv, NULL) < 0)
- ret = -1;
-
- /* TODO: should consider getting wpa version and cipher/key_mgmt suites
- * from configuration, not from here, where only the selected suite is
- * available */
- if (wpa_driver_nl80211_set_gen_ie(drv, params->wpa_ie, params->wpa_ie_len)
- < 0)
- ret = -1;
- if (params->wpa_ie == NULL || params->wpa_ie_len == 0)
- value = IW_AUTH_WPA_VERSION_DISABLED;
- else if (params->wpa_ie[0] == WLAN_EID_RSN)
- value = IW_AUTH_WPA_VERSION_WPA2;
- else
- value = IW_AUTH_WPA_VERSION_WPA;
- if (wpa_driver_nl80211_set_auth_param(drv,
- IW_AUTH_WPA_VERSION, value) < 0)
- ret = -1;
- value = wpa_driver_nl80211_cipher2wext(params->pairwise_suite);
- if (wpa_driver_nl80211_set_auth_param(drv,
- IW_AUTH_CIPHER_PAIRWISE, value) < 0)
- ret = -1;
- value = wpa_driver_nl80211_cipher2wext(params->group_suite);
- if (wpa_driver_nl80211_set_auth_param(drv,
- IW_AUTH_CIPHER_GROUP, value) < 0)
- ret = -1;
- value = wpa_driver_nl80211_keymgmt2wext(params->key_mgmt_suite);
- if (wpa_driver_nl80211_set_auth_param(drv,
- IW_AUTH_KEY_MGMT, value) < 0)
- ret = -1;
- value = params->key_mgmt_suite != KEY_MGMT_NONE ||
- params->pairwise_suite != CIPHER_NONE ||
- params->group_suite != CIPHER_NONE ||
- params->wpa_ie_len;
- if (wpa_driver_nl80211_set_auth_param(drv,
- IW_AUTH_PRIVACY_INVOKED, value) < 0)
- ret = -1;
-
- /* Allow unencrypted EAPOL messages even if pairwise keys are set when
- * not using WPA. IEEE 802.1X specifies that these frames are not
- * encrypted, but WPA encrypts them when pairwise keys are in use. */
- if (params->key_mgmt_suite == KEY_MGMT_802_1X ||
- params->key_mgmt_suite == KEY_MGMT_PSK)
- allow_unencrypted_eapol = 0;
- else
- allow_unencrypted_eapol = 1;
-
- if (wpa_driver_nl80211_set_auth_param(drv,
- IW_AUTH_RX_UNENCRYPTED_EAPOL,
- allow_unencrypted_eapol) < 0)
- ret = -1;
- if (params->freq && wpa_driver_nl80211_set_freq(drv, params->freq) < 0)
- ret = -1;
- if (wpa_driver_nl80211_set_ssid(drv, params->ssid, params->ssid_len) < 0)
- ret = -1;
- if (params->bssid &&
- wpa_driver_nl80211_set_bssid(drv, params->bssid) < 0)
- ret = -1;
-
- return ret;
-}
-#endif /* WEXT_COMPAT */
-
-
static int wpa_driver_nl80211_authenticate(
void *priv, struct wpa_driver_auth_params *params)
{
wpa_driver_nl80211_set_auth_param(drv, IW_AUTH_DROP_UNENCRYPTED,
params->drop_unencrypted);
-#ifdef WEXT_COMPAT
- if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME))
- return wpa_driver_nl80211_associate_wext(drv, params);
-#endif /* WEXT_COMPAT */
-
drv->associated = 0;
msg = nlmsg_alloc();
}
-#ifdef WEXT_COMPAT
-
-static int wpa_driver_nl80211_pmksa(struct wpa_driver_nl80211_data *drv,
- u32 cmd, const u8 *bssid, const u8 *pmkid)
-{
- struct iwreq iwr;
- struct iw_pmksa pmksa;
- int ret = 0;
-
- os_memset(&iwr, 0, sizeof(iwr));
- os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
- os_memset(&pmksa, 0, sizeof(pmksa));
- pmksa.cmd = cmd;
- pmksa.bssid.sa_family = ARPHRD_ETHER;
- if (bssid)
- os_memcpy(pmksa.bssid.sa_data, bssid, ETH_ALEN);
- if (pmkid)
- os_memcpy(pmksa.pmkid, pmkid, IW_PMKID_LEN);
- iwr.u.data.pointer = (caddr_t) &pmksa;
- iwr.u.data.length = sizeof(pmksa);
-
- if (ioctl(drv->ioctl_sock, SIOCSIWPMKSA, &iwr) < 0) {
- if (errno != EOPNOTSUPP)
- perror("ioctl[SIOCSIWPMKSA]");
- ret = -1;
- }
-
- return ret;
-}
-
-
-static int wpa_driver_nl80211_add_pmkid(void *priv, const u8 *bssid,
- const u8 *pmkid)
-{
- struct wpa_driver_nl80211_data *drv = priv;
- return wpa_driver_nl80211_pmksa(drv, IW_PMKSA_ADD, bssid, pmkid);
-}
-
-
-static int wpa_driver_nl80211_remove_pmkid(void *priv, const u8 *bssid,
- const u8 *pmkid)
-{
- struct wpa_driver_nl80211_data *drv = priv;
- return wpa_driver_nl80211_pmksa(drv, IW_PMKSA_REMOVE, bssid, pmkid);
-}
-
-
-static int wpa_driver_nl80211_flush_pmkid(void *priv)
-{
- struct wpa_driver_nl80211_data *drv = priv;
- return wpa_driver_nl80211_pmksa(drv, IW_PMKSA_FLUSH, NULL, NULL);
-}
-
-#endif /* WEXT_COMPAT */
-
-
static int wpa_driver_nl80211_get_capa(void *priv,
struct wpa_driver_capa *capa)
{
.get_capa = wpa_driver_nl80211_get_capa,
.set_operstate = wpa_driver_nl80211_set_operstate,
.set_country = wpa_driver_nl80211_set_country,
-#ifdef WEXT_COMPAT
- .set_wpa = wpa_driver_nl80211_set_wpa,
- .set_countermeasures = wpa_driver_nl80211_set_countermeasures,
- .add_pmkid = wpa_driver_nl80211_add_pmkid,
- .remove_pmkid = wpa_driver_nl80211_remove_pmkid,
- .flush_pmkid = wpa_driver_nl80211_flush_pmkid,
-#endif /* WEXT_COMPAT */
};
projects / wpasupplicant / commitdiff