From e8a029fb6d0d7d608cc3b33712ab9ed02af48c9d Mon Sep 17 00:00:00 2001 From: Jouni Malinen Date: Tue, 31 Mar 2009 14:09:30 +0300 Subject: [PATCH] nl80211: Remove WEXT_COMPAT It looks like both new nl80211 operations (scan and auth/assoc) end up being added in Linux 2.6.30, so we do not need to maintain the backwards compatibility code in wpa_supplicant. --- src/drivers/driver_nl80211.c | 765 ----------------------------------- 1 file changed, 765 deletions(-) diff --git a/src/drivers/driver_nl80211.c b/src/drivers/driver_nl80211.c index 4a286b5c5..f8c4c35ed 100644 --- a/src/drivers/driver_nl80211.c +++ b/src/drivers/driver_nl80211.c @@ -41,16 +41,6 @@ #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; @@ -62,17 +52,6 @@ struct wpa_driver_nl80211_data { 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]; @@ -95,9 +74,6 @@ static void wpa_driver_nl80211_scan_timeout(void *eloop_ctx, 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); @@ -310,23 +286,6 @@ static int wpa_driver_nl80211_set_auth_param( 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); @@ -334,65 +293,9 @@ static int wpa_driver_nl80211_get_bssid(void *priv, u8 *bssid) } -#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); @@ -400,141 +303,6 @@ static int wpa_driver_nl80211_get_ssid(void *priv, u8 *ssid) } -#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) { @@ -558,111 +326,11 @@ static int wpa_driver_nl80211_event_wireless_michaelmicfailure( } -#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; @@ -694,66 +362,10 @@ static void wpa_driver_nl80211_event_wireless(struct wpa_driver_nl80211_data *dr } 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; @@ -1409,15 +1021,6 @@ static void * wpa_driver_nl80211_init(void *ctx, const char *ifname) 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)", @@ -1425,7 +1028,6 @@ static void * wpa_driver_nl80211_init(void *ctx, const char *ifname) 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); @@ -1504,13 +1106,6 @@ wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data *drv) } } -#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); @@ -1535,14 +1130,6 @@ static void wpa_driver_nl80211_deinit(void *priv) 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); @@ -1555,10 +1142,6 @@ static void wpa_driver_nl80211_deinit(void *priv) 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); @@ -1846,20 +1429,6 @@ static int wpa_driver_nl80211_get_range(void *priv) } -#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, @@ -1947,50 +1516,6 @@ nla_put_failure: } -#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) { @@ -2027,12 +1552,6 @@ static int wpa_driver_nl80211_deauthenticate(void *priv, const u8 *addr, { 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); } @@ -2043,227 +1562,11 @@ static int wpa_driver_nl80211_disassociate(void *priv, const u8 *addr, { 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) { @@ -2393,11 +1696,6 @@ static int wpa_driver_nl80211_associate( 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(); @@ -2533,62 +1831,6 @@ try_again: } -#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) { @@ -2629,11 +1871,4 @@ const struct wpa_driver_ops wpa_driver_nl80211_ops = { .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 */ };