#include "nl80211.h"
#include "reg.h"
+static bool nl80211_valid_auth_type(enum nl80211_auth_type auth_type);
+static int nl80211_crypto_settings(struct cfg80211_registered_device *rdev,
+ struct genl_info *info,
+ struct cfg80211_crypto_settings *settings,
+ int cipher_limit);
+
static int nl80211_pre_doit(struct genl_ops *ops, struct sk_buff *skb,
struct genl_info *info);
static void nl80211_post_doit(struct genl_ops *ops, struct sk_buff *skb,
[NL80211_ATTR_SCHED_SCAN_INTERVAL] = { .type = NLA_U32 },
[NL80211_ATTR_REKEY_DATA] = { .type = NLA_NESTED },
[NL80211_ATTR_SCAN_SUPP_RATES] = { .type = NLA_NESTED },
+ [NL80211_ATTR_HIDDEN_SSID] = { .type = NLA_U32 },
+ [NL80211_ATTR_IE_PROBE_RESP] = { .type = NLA_BINARY,
+ .len = IEEE80211_MAX_DATA_LEN },
+ [NL80211_ATTR_IE_ASSOC_RESP] = { .type = NLA_BINARY,
+ .len = IEEE80211_MAX_DATA_LEN },
+ [NL80211_ATTR_ROAM_SUPPORT] = { .type = NLA_FLAG },
+ [NL80211_ATTR_SCHED_SCAN_MATCH] = { .type = NLA_NESTED },
+ [NL80211_ATTR_TX_NO_CCK_RATE] = { .type = NLA_FLAG },
};
/* policy for the key attributes */
[NL80211_REKEY_DATA_REPLAY_CTR] = { .len = NL80211_REPLAY_CTR_LEN },
};
+static const struct nla_policy
+nl80211_match_policy[NL80211_SCHED_SCAN_MATCH_ATTR_MAX + 1] = {
+ [NL80211_ATTR_SCHED_SCAN_MATCH_SSID] = { .type = NLA_BINARY,
+ .len = IEEE80211_MAX_SSID_LEN },
+};
+
/* ifidx get helper */
static int nl80211_get_ifidx(struct netlink_callback *cb)
{
dev->wiphy.max_scan_ie_len);
NLA_PUT_U16(msg, NL80211_ATTR_MAX_SCHED_SCAN_IE_LEN,
dev->wiphy.max_sched_scan_ie_len);
+ NLA_PUT_U8(msg, NL80211_ATTR_MAX_MATCH_SETS,
+ dev->wiphy.max_match_sets);
if (dev->wiphy.flags & WIPHY_FLAG_IBSS_RSN)
NLA_PUT_FLAG(msg, NL80211_ATTR_SUPPORT_IBSS_RSN);
if (dev->wiphy.flags & WIPHY_FLAG_MESH_AUTH)
NLA_PUT_FLAG(msg, NL80211_ATTR_SUPPORT_MESH_AUTH);
+ if (dev->wiphy.flags & WIPHY_FLAG_AP_UAPSD)
+ NLA_PUT_FLAG(msg, NL80211_ATTR_SUPPORT_AP_UAPSD);
+
+ if (dev->wiphy.flags & WIPHY_FLAG_SUPPORTS_FW_ROAM)
+ NLA_PUT_FLAG(msg, NL80211_ATTR_ROAM_SUPPORT);
NLA_PUT(msg, NL80211_ATTR_CIPHER_SUITES,
sizeof(u32) * dev->wiphy.n_cipher_suites,
NLA_PUT_U32(msg, NL80211_ATTR_MAX_REMAIN_ON_CHANNEL_DURATION,
dev->wiphy.max_remain_on_channel_duration);
- /* for now at least assume all drivers have it */
- if (dev->ops->mgmt_tx)
+ if (dev->ops->mgmt_tx_cancel_wait)
NLA_PUT_FLAG(msg, NL80211_ATTR_OFFCHANNEL_TX_OK);
if (mgmt_stypes) {
goto bad_res;
}
+ if (!netdev) {
+ result = -EINVAL;
+ goto bad_res;
+ }
+
nla_for_each_nested(nl_txq_params,
info->attrs[NL80211_ATTR_WIPHY_TXQ_PARAMS],
rem_txq_params) {
goto bad_res;
result = rdev->ops->set_txq_params(&rdev->wiphy,
+ netdev,
&txq_params);
if (result)
goto bad_res;
struct beacon_parameters params;
int haveinfo = 0, err;
- if (!is_valid_ie_attr(info->attrs[NL80211_ATTR_BEACON_TAIL]))
+ if (!is_valid_ie_attr(info->attrs[NL80211_ATTR_BEACON_TAIL]) ||
+ !is_valid_ie_attr(info->attrs[NL80211_ATTR_IE]) ||
+ !is_valid_ie_attr(info->attrs[NL80211_ATTR_IE_PROBE_RESP]) ||
+ !is_valid_ie_attr(info->attrs[NL80211_ATTR_IE_ASSOC_RESP]))
return -EINVAL;
if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP &&
if (err)
return err;
+ /*
+ * In theory, some of these attributes could be required for
+ * NEW_BEACON, but since they were not used when the command was
+ * originally added, keep them optional for old user space
+ * programs to work with drivers that do not need the additional
+ * information.
+ */
+ if (info->attrs[NL80211_ATTR_SSID]) {
+ params.ssid = nla_data(info->attrs[NL80211_ATTR_SSID]);
+ params.ssid_len =
+ nla_len(info->attrs[NL80211_ATTR_SSID]);
+ if (params.ssid_len == 0 ||
+ params.ssid_len > IEEE80211_MAX_SSID_LEN)
+ return -EINVAL;
+ }
+
+ if (info->attrs[NL80211_ATTR_HIDDEN_SSID]) {
+ params.hidden_ssid = nla_get_u32(
+ info->attrs[NL80211_ATTR_HIDDEN_SSID]);
+ if (params.hidden_ssid !=
+ NL80211_HIDDEN_SSID_NOT_IN_USE &&
+ params.hidden_ssid !=
+ NL80211_HIDDEN_SSID_ZERO_LEN &&
+ params.hidden_ssid !=
+ NL80211_HIDDEN_SSID_ZERO_CONTENTS)
+ return -EINVAL;
+ }
+
+ params.privacy = !!info->attrs[NL80211_ATTR_PRIVACY];
+
+ if (info->attrs[NL80211_ATTR_AUTH_TYPE]) {
+ params.auth_type = nla_get_u32(
+ info->attrs[NL80211_ATTR_AUTH_TYPE]);
+ if (!nl80211_valid_auth_type(params.auth_type))
+ return -EINVAL;
+ } else
+ params.auth_type = NL80211_AUTHTYPE_AUTOMATIC;
+
+ err = nl80211_crypto_settings(rdev, info, ¶ms.crypto,
+ NL80211_MAX_NR_CIPHER_SUITES);
+ if (err)
+ return err;
+
call = rdev->ops->add_beacon;
break;
case NL80211_CMD_SET_BEACON:
if (!haveinfo)
return -EINVAL;
+ if (info->attrs[NL80211_ATTR_IE]) {
+ params.beacon_ies = nla_data(info->attrs[NL80211_ATTR_IE]);
+ params.beacon_ies_len = nla_len(info->attrs[NL80211_ATTR_IE]);
+ }
+
+ if (info->attrs[NL80211_ATTR_IE_PROBE_RESP]) {
+ params.proberesp_ies =
+ nla_data(info->attrs[NL80211_ATTR_IE_PROBE_RESP]);
+ params.proberesp_ies_len =
+ nla_len(info->attrs[NL80211_ATTR_IE_PROBE_RESP]);
+ }
+
+ if (info->attrs[NL80211_ATTR_IE_ASSOC_RESP]) {
+ params.assocresp_ies =
+ nla_data(info->attrs[NL80211_ATTR_IE_ASSOC_RESP]);
+ params.assocresp_ies_len =
+ nla_len(info->attrs[NL80211_ATTR_IE_ASSOC_RESP]);
+ }
+
err = call(&rdev->wiphy, dev, ¶ms);
if (!err && params.interval)
wdev->beacon_interval = params.interval;
}
nla_nest_end(msg, sinfoattr);
+ if (sinfo->filled & STATION_INFO_ASSOC_REQ_IES)
+ NLA_PUT(msg, NL80211_ATTR_IE, sinfo->assoc_req_ies_len,
+ sinfo->assoc_req_ies);
+
return genlmsg_end(msg, hdr);
nla_put_failure:
}
while (1) {
+ memset(&sinfo, 0, sizeof(sinfo));
err = dev->ops->dump_station(&dev->wiphy, netdev, sta_idx,
mac_addr, &sinfo);
if (err == -ENOENT)
return err;
}
+static struct nla_policy
+nl80211_sta_wme_policy[NL80211_STA_WME_MAX + 1] __read_mostly = {
+ [NL80211_STA_WME_UAPSD_QUEUES] = { .type = NLA_U8 },
+ [NL80211_STA_WME_MAX_SP] = { .type = NLA_U8 },
+};
+
static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info)
{
struct cfg80211_registered_device *rdev = info->user_ptr[0];
if (parse_station_flags(info, ¶ms))
return -EINVAL;
+ /* parse WME attributes if sta is WME capable */
+ if ((rdev->wiphy.flags & WIPHY_FLAG_AP_UAPSD) &&
+ (params.sta_flags_set & BIT(NL80211_STA_FLAG_WME)) &&
+ info->attrs[NL80211_ATTR_STA_WME]) {
+ struct nlattr *tb[NL80211_STA_WME_MAX + 1];
+ struct nlattr *nla;
+
+ nla = info->attrs[NL80211_ATTR_STA_WME];
+ err = nla_parse_nested(tb, NL80211_STA_WME_MAX, nla,
+ nl80211_sta_wme_policy);
+ if (err)
+ return err;
+
+ if (tb[NL80211_STA_WME_UAPSD_QUEUES])
+ params.uapsd_queues =
+ nla_get_u8(tb[NL80211_STA_WME_UAPSD_QUEUES]);
+ if (params.uapsd_queues & ~IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK)
+ return -EINVAL;
+
+ if (tb[NL80211_STA_WME_MAX_SP])
+ params.max_sp =
+ nla_get_u8(tb[NL80211_STA_WME_MAX_SP]);
+
+ if (params.max_sp & ~IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK)
+ return -EINVAL;
+ }
+
if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP &&
dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP_VLAN &&
dev->ieee80211_ptr->iftype != NL80211_IFTYPE_MESH_POINT &&
cur_params.dot11MeshHWMPnetDiameterTraversalTime);
NLA_PUT_U8(msg, NL80211_MESHCONF_HWMP_ROOTMODE,
cur_params.dot11MeshHWMPRootMode);
+ NLA_PUT_U16(msg, NL80211_MESHCONF_HWMP_RANN_INTERVAL,
+ cur_params.dot11MeshHWMPRannInterval);
+ NLA_PUT_U8(msg, NL80211_MESHCONF_GATE_ANNOUNCEMENTS,
+ cur_params.dot11MeshGateAnnouncementProtocol);
nla_nest_end(msg, pinfoattr);
genlmsg_end(msg, hdr);
return genlmsg_reply(msg, info);
[NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT] = { .type = NLA_U32 },
[NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL] = { .type = NLA_U16 },
[NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME] = { .type = NLA_U16 },
+ [NL80211_MESHCONF_HWMP_ROOTMODE] = { .type = NLA_U8 },
+ [NL80211_MESHCONF_HWMP_RANN_INTERVAL] = { .type = NLA_U16 },
+ [NL80211_MESHCONF_GATE_ANNOUNCEMENTS] = { .type = NLA_U8 },
};
static const struct nla_policy
dot11MeshHWMPRootMode, mask,
NL80211_MESHCONF_HWMP_ROOTMODE,
nla_get_u8);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg,
+ dot11MeshHWMPRannInterval, mask,
+ NL80211_MESHCONF_HWMP_RANN_INTERVAL,
+ nla_get_u16);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg,
+ dot11MeshGateAnnouncementProtocol, mask,
+ NL80211_MESHCONF_GATE_ANNOUNCEMENTS,
+ nla_get_u8);
if (mask_out)
*mask_out = mask;
}
}
+ request->no_cck =
+ nla_get_flag(info->attrs[NL80211_ATTR_TX_NO_CCK_RATE]);
+
request->dev = dev;
request->wiphy = &rdev->wiphy;
struct net_device *dev = info->user_ptr[1];
struct nlattr *attr;
struct wiphy *wiphy;
- int err, tmp, n_ssids = 0, n_channels, i;
+ int err, tmp, n_ssids = 0, n_match_sets = 0, n_channels, i;
u32 interval;
enum ieee80211_band band;
size_t ie_len;
+ struct nlattr *tb[NL80211_SCHED_SCAN_MATCH_ATTR_MAX + 1];
if (!(rdev->wiphy.flags & WIPHY_FLAG_SUPPORTS_SCHED_SCAN) ||
!rdev->ops->sched_scan_start)
if (n_ssids > wiphy->max_sched_scan_ssids)
return -EINVAL;
+ if (info->attrs[NL80211_ATTR_SCHED_SCAN_MATCH])
+ nla_for_each_nested(attr,
+ info->attrs[NL80211_ATTR_SCHED_SCAN_MATCH],
+ tmp)
+ n_match_sets++;
+
+ if (n_match_sets > wiphy->max_match_sets)
+ return -EINVAL;
+
if (info->attrs[NL80211_ATTR_IE])
ie_len = nla_len(info->attrs[NL80211_ATTR_IE]);
else
request = kzalloc(sizeof(*request)
+ sizeof(*request->ssids) * n_ssids
+ + sizeof(*request->match_sets) * n_match_sets
+ sizeof(*request->channels) * n_channels
+ ie_len, GFP_KERNEL);
if (!request) {
request->ie = (void *)(request->channels + n_channels);
}
+ if (n_match_sets) {
+ if (request->ie)
+ request->match_sets = (void *)(request->ie + ie_len);
+ else if (request->ssids)
+ request->match_sets =
+ (void *)(request->ssids + n_ssids);
+ else
+ request->match_sets =
+ (void *)(request->channels + n_channels);
+ }
+ request->n_match_sets = n_match_sets;
+
i = 0;
if (info->attrs[NL80211_ATTR_SCAN_FREQUENCIES]) {
/* user specified, bail out if channel not found */
}
}
+ i = 0;
+ if (info->attrs[NL80211_ATTR_SCHED_SCAN_MATCH]) {
+ nla_for_each_nested(attr,
+ info->attrs[NL80211_ATTR_SCHED_SCAN_MATCH],
+ tmp) {
+ struct nlattr *ssid;
+
+ nla_parse(tb, NL80211_SCHED_SCAN_MATCH_ATTR_MAX,
+ nla_data(attr), nla_len(attr),
+ nl80211_match_policy);
+ ssid = tb[NL80211_ATTR_SCHED_SCAN_MATCH_SSID];
+ if (ssid) {
+ if (nla_len(ssid) > IEEE80211_MAX_SSID_LEN) {
+ err = -EINVAL;
+ goto out_free;
+ }
+ memcpy(request->match_sets[i].ssid.ssid,
+ nla_data(ssid), nla_len(ssid));
+ request->match_sets[i].ssid.ssid_len =
+ nla_len(ssid);
+ }
+ i++;
+ }
+ }
+
if (info->attrs[NL80211_ATTR_IE]) {
request->ie_len = nla_len(info->attrs[NL80211_ATTR_IE]);
memcpy((void *)request->ie,
NL80211_WPA_VERSION_2));
}
-static bool nl80211_valid_akm_suite(u32 akm)
-{
- return akm == WLAN_AKM_SUITE_8021X ||
- akm == WLAN_AKM_SUITE_PSK;
-}
-
-static bool nl80211_valid_cipher_suite(u32 cipher)
-{
- return cipher == WLAN_CIPHER_SUITE_WEP40 ||
- cipher == WLAN_CIPHER_SUITE_WEP104 ||
- cipher == WLAN_CIPHER_SUITE_TKIP ||
- cipher == WLAN_CIPHER_SUITE_CCMP ||
- cipher == WLAN_CIPHER_SUITE_AES_CMAC;
-}
-
-
static int nl80211_authenticate(struct sk_buff *skb, struct genl_info *info)
{
struct cfg80211_registered_device *rdev = info->user_ptr[0];
memcpy(settings->ciphers_pairwise, data, len);
for (i = 0; i < settings->n_ciphers_pairwise; i++)
- if (!nl80211_valid_cipher_suite(
+ if (!cfg80211_supported_cipher_suite(
+ &rdev->wiphy,
settings->ciphers_pairwise[i]))
return -EINVAL;
}
if (info->attrs[NL80211_ATTR_CIPHER_SUITE_GROUP]) {
settings->cipher_group =
nla_get_u32(info->attrs[NL80211_ATTR_CIPHER_SUITE_GROUP]);
- if (!nl80211_valid_cipher_suite(settings->cipher_group))
+ if (!cfg80211_supported_cipher_suite(&rdev->wiphy,
+ settings->cipher_group))
return -EINVAL;
}
if (info->attrs[NL80211_ATTR_AKM_SUITES]) {
void *data;
- int len, i;
+ int len;
data = nla_data(info->attrs[NL80211_ATTR_AKM_SUITES]);
len = nla_len(info->attrs[NL80211_ATTR_AKM_SUITES]);
return -EINVAL;
memcpy(settings->akm_suites, data, len);
-
- for (i = 0; i < settings->n_akm_suites; i++)
- if (!nl80211_valid_akm_suite(settings->akm_suites[i]))
- return -EINVAL;
}
return 0;
wiphy = &rdev->wiphy;
- if (info->attrs[NL80211_ATTR_MAC])
+ if (info->attrs[NL80211_ATTR_MAC]) {
ibss.bssid = nla_data(info->attrs[NL80211_ATTR_MAC]);
+
+ if (!is_valid_ether_addr(ibss.bssid))
+ return -EINVAL;
+ }
ibss.ssid = nla_data(info->attrs[NL80211_ATTR_SSID]);
ibss.ssid_len = nla_len(info->attrs[NL80211_ATTR_SSID]);
struct sk_buff *msg;
unsigned int wait = 0;
bool offchan;
+ bool no_cck;
if (!info->attrs[NL80211_ATTR_FRAME] ||
!info->attrs[NL80211_ATTR_WIPHY_FREQ])
offchan = info->attrs[NL80211_ATTR_OFFCHANNEL_TX_OK];
+ no_cck = nla_get_flag(info->attrs[NL80211_ATTR_TX_NO_CCK_RATE]);
+
freq = nla_get_u32(info->attrs[NL80211_ATTR_WIPHY_FREQ]);
chan = rdev_freq_to_chan(rdev, freq, channel_type);
if (chan == NULL)
channel_type_valid, wait,
nla_data(info->attrs[NL80211_ATTR_FRAME]),
nla_len(info->attrs[NL80211_ATTR_FRAME]),
- &cookie);
+ no_cck, &cookie);
if (err)
goto free_msg;
nlmsg_free(msg);
}
+void nl80211_pmksa_candidate_notify(struct cfg80211_registered_device *rdev,
+ struct net_device *netdev, int index,
+ const u8 *bssid, bool preauth, gfp_t gfp)
+{
+ struct sk_buff *msg;
+ struct nlattr *attr;
+ void *hdr;
+
+ msg = nlmsg_new(NLMSG_GOODSIZE, gfp);
+ if (!msg)
+ return;
+
+ hdr = nl80211hdr_put(msg, 0, 0, 0, NL80211_CMD_PMKSA_CANDIDATE);
+ if (!hdr) {
+ nlmsg_free(msg);
+ return;
+ }
+
+ NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
+ NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex);
+
+ attr = nla_nest_start(msg, NL80211_ATTR_PMKSA_CANDIDATE);
+ if (!attr)
+ goto nla_put_failure;
+
+ NLA_PUT_U32(msg, NL80211_PMKSA_CANDIDATE_INDEX, index);
+ NLA_PUT(msg, NL80211_PMKSA_CANDIDATE_BSSID, ETH_ALEN, bssid);
+ if (preauth)
+ NLA_PUT_FLAG(msg, NL80211_PMKSA_CANDIDATE_PREAUTH);
+
+ nla_nest_end(msg, attr);
+
+ if (genlmsg_end(msg, hdr) < 0) {
+ nlmsg_free(msg);
+ return;
+ }
+
+ genlmsg_multicast_netns(wiphy_net(&rdev->wiphy), msg, 0,
+ nl80211_mlme_mcgrp.id, gfp);
+ return;
+
+ nla_put_failure:
+ genlmsg_cancel(msg, hdr);
+ nlmsg_free(msg);
+}
+
void
nl80211_send_cqm_pktloss_notify(struct cfg80211_registered_device *rdev,
struct net_device *netdev, const u8 *peer,
projects / linux.git / blobdiff