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C++ ASSERT_WDEV_LOCK函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中ASSERT_WDEV_LOCK函数的典型用法代码示例。如果您正苦于以下问题:C++ ASSERT_WDEV_LOCK函数的具体用法?C++ ASSERT_WDEV_LOCK怎么用?C++ ASSERT_WDEV_LOCK使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了ASSERT_WDEV_LOCK函数的18个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: __cfg80211_mlme_auth

/* some MLME handling for userspace SME */
int __cfg80211_mlme_auth(struct cfg80211_registered_device *rdev,
			 struct net_device *dev,
			 struct ieee80211_channel *chan,
			 enum nl80211_auth_type auth_type,
			 const u8 *bssid,
			 const u8 *ssid, int ssid_len,
			 const u8 *ie, int ie_len,
			 const u8 *key, int key_len, int key_idx)
{
	struct wireless_dev *wdev = dev->ieee80211_ptr;
	struct cfg80211_auth_request req;
	int err;

	ASSERT_WDEV_LOCK(wdev);

	if (auth_type == NL80211_AUTHTYPE_SHARED_KEY)
		if (!key || !key_len || key_idx < 0 || key_idx > 4)
			return -EINVAL;

	if (wdev->current_bss &&
	    ether_addr_equal(bssid, wdev->current_bss->pub.bssid))
		return -EALREADY;

	memset(&req, 0, sizeof(req));

	req.ie = ie;
	req.ie_len = ie_len;
	req.auth_type = auth_type;
	req.bss = cfg80211_get_bss(&rdev->wiphy, chan, bssid, ssid, ssid_len,
				   WLAN_CAPABILITY_ESS, WLAN_CAPABILITY_ESS);
	req.key = key;
	req.key_len = key_len;
	req.key_idx = key_idx;
	if (!req.bss)
		return -ENOENT;

	err = cfg80211_can_use_chan(rdev, wdev, req.bss->channel,
				    CHAN_MODE_SHARED);
	if (err)
		goto out;

	err = rdev->ops->auth(&rdev->wiphy, dev, &req);

out:
	cfg80211_put_bss(req.bss);
	return err;
}
开发者ID:AllenDou,项目名称:linux,代码行数:48,代码来源:mlme.c


示例2: cfg80211_mgd_wext_connect

int cfg80211_mgd_wext_connect(struct cfg80211_registered_device *rdev,
			      struct wireless_dev *wdev)
{
	struct cfg80211_cached_keys *ck = NULL;
	const u8 *prev_bssid = NULL;
	int err, i;

	ASSERT_RDEV_LOCK(rdev);
	ASSERT_WDEV_LOCK(wdev);

	if (!netif_running(wdev->netdev))
		return 0;

	wdev->wext.connect.ie = wdev->wext.ie;
	wdev->wext.connect.ie_len = wdev->wext.ie_len;

	/* Use default background scan period */
	wdev->wext.connect.bg_scan_period = -1;

	if (wdev->wext.keys) {
		wdev->wext.keys->def = wdev->wext.default_key;
		wdev->wext.keys->defmgmt = wdev->wext.default_mgmt_key;
		if (wdev->wext.default_key != -1)
			wdev->wext.connect.privacy = true;
	}

	if (!wdev->wext.connect.ssid_len)
		return 0;

	if (wdev->wext.keys) {
		ck = kmemdup(wdev->wext.keys, sizeof(*ck), GFP_KERNEL);
		if (!ck)
			return -ENOMEM;
		for (i = 0; i < 6; i++)
			ck->params[i].key = ck->data[i];
	}

	if (wdev->wext.prev_bssid_valid)
		prev_bssid = wdev->wext.prev_bssid;

	err = __cfg80211_connect(rdev, wdev->netdev,
				 &wdev->wext.connect, ck, prev_bssid);
	if (err)
		kfree(ck);

	return err;
}
开发者ID:174high,项目名称:compat_wl18xx,代码行数:47,代码来源:wext-sme.c


示例3: cfg80211_tx_mlme_mgmt

void cfg80211_tx_mlme_mgmt(struct net_device *dev, const u8 *buf, size_t len)
{
	struct wireless_dev *wdev = dev->ieee80211_ptr;
	struct ieee80211_mgmt *mgmt = (void *)buf;

	ASSERT_WDEV_LOCK(wdev);

	trace_cfg80211_tx_mlme_mgmt(dev, buf, len);

	if (WARN_ON(len < 2))
		return;

	if (ieee80211_is_deauth(mgmt->frame_control))
		cfg80211_process_deauth(wdev, buf, len);
	else
		cfg80211_process_disassoc(wdev, buf, len);
}
开发者ID:asmalldev,项目名称:linux,代码行数:17,代码来源:mlme.c


示例4: cfg80211_mlme_down

void cfg80211_mlme_down(struct cfg80211_registered_device *rdev,
			struct net_device *dev)
{
	struct wireless_dev *wdev = dev->ieee80211_ptr;
	u8 bssid[ETH_ALEN];

	ASSERT_WDEV_LOCK(wdev);

	if (!rdev->ops->deauth)
		return;

	if (!wdev->current_bss)
		return;

	memcpy(bssid, wdev->current_bss->pub.bssid, ETH_ALEN);
	cfg80211_mlme_deauth(rdev, dev, bssid, NULL, 0,
			     WLAN_REASON_DEAUTH_LEAVING, false);
}
开发者ID:asmalldev,项目名称:linux,代码行数:18,代码来源:mlme.c


示例5: cfg80211_mlme_auth

/* some MLME handling for userspace SME */
int cfg80211_mlme_auth(struct cfg80211_registered_device *rdev,
		       struct net_device *dev,
		       struct ieee80211_channel *chan,
		       enum nl80211_auth_type auth_type,
		       const u8 *bssid,
		       const u8 *ssid, int ssid_len,
		       const u8 *ie, int ie_len,
		       const u8 *key, int key_len, int key_idx,
		       const u8 *auth_data, int auth_data_len)
{
	struct wireless_dev *wdev = dev->ieee80211_ptr;
	struct cfg80211_auth_request req = {
		.ie = ie,
		.ie_len = ie_len,
		.auth_data = auth_data,
		.auth_data_len = auth_data_len,
		.auth_type = auth_type,
		.key = key,
		.key_len = key_len,
		.key_idx = key_idx,
	};
	int err;

	ASSERT_WDEV_LOCK(wdev);

	if (auth_type == NL80211_AUTHTYPE_SHARED_KEY)
		if (!key || !key_len || key_idx < 0 || key_idx > 3)
			return -EINVAL;

	if (wdev->current_bss &&
	    ether_addr_equal(bssid, wdev->current_bss->pub.bssid))
		return -EALREADY;

	req.bss = cfg80211_get_bss(&rdev->wiphy, chan, bssid, ssid, ssid_len,
				   IEEE80211_BSS_TYPE_ESS,
				   IEEE80211_PRIVACY_ANY);
	if (!req.bss)
		return -ENOENT;

	err = rdev_auth(rdev, dev, &req);

	cfg80211_put_bss(&rdev->wiphy, req.bss);
	return err;
}
开发者ID:asmalldev,项目名称:linux,代码行数:45,代码来源:mlme.c


示例6: __cfg80211_leave_ibss

int __cfg80211_leave_ibss(struct cfg80211_registered_device *rdev,
			  struct net_device *dev, bool nowext)
{
	struct wireless_dev *wdev = dev->ieee80211_ptr;
	int err;

	ASSERT_WDEV_LOCK(wdev);

	if (!wdev->ssid_len)
		return -ENOLINK;

	err = rdev_leave_ibss(rdev, dev);

	if (err)
		return err;

	__cfg80211_clear_ibss(dev, nowext);

	return 0;
}
开发者ID:asmalldev,项目名称:linux,代码行数:20,代码来源:ibss.c


示例7: __cfg80211_mlme_deauth

int __cfg80211_mlme_deauth(struct cfg80211_registered_device *rdev,
			   struct net_device *dev, const u8 *bssid,
			   const u8 *ie, int ie_len, u16 reason,
			   bool local_state_change)
{
	struct wireless_dev *wdev = dev->ieee80211_ptr;
	struct cfg80211_deauth_request req = {
		.bssid = bssid,
		.reason_code = reason,
		.ie = ie,
		.ie_len = ie_len,
		.local_state_change = local_state_change,
	};

	ASSERT_WDEV_LOCK(wdev);

	if (local_state_change && (!wdev->current_bss ||
	    !ether_addr_equal(wdev->current_bss->pub.bssid, bssid)))
		return 0;

	return rdev_deauth(rdev, dev, &req);
}
开发者ID:Kratos1982,项目名称:UbuntuTouch,代码行数:22,代码来源:mlme.c


示例8: __cfg80211_leave_mesh

static int __cfg80211_leave_mesh(struct cfg80211_registered_device *rdev,
				 struct net_device *dev)
{
	struct wireless_dev *wdev = dev->ieee80211_ptr;
	int err;

	ASSERT_WDEV_LOCK(wdev);

	if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_MESH_POINT)
		return -EOPNOTSUPP;

	if (!rdev->ops->leave_mesh)
		return -EOPNOTSUPP;

	if (!wdev->mesh_id_len)
		return -ENOTCONN;

	err = rdev->ops->leave_mesh(&rdev->wiphy, dev);
	if (!err)
		wdev->mesh_id_len = 0;
	return err;
}
开发者ID:kerryh,项目名称:cfg80211_v357,代码行数:22,代码来源:mesh.c


示例9: __cfg80211_send_deauth

void __cfg80211_send_deauth(struct net_device *dev,
				   const u8 *buf, size_t len)
{
	struct wireless_dev *wdev = dev->ieee80211_ptr;
	struct wiphy *wiphy = wdev->wiphy;
	struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
	struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)buf;
	const u8 *bssid = mgmt->bssid;
	bool was_current = false;

	trace___cfg80211_send_deauth(dev);
	ASSERT_WDEV_LOCK(wdev);

	if (wdev->current_bss &&
	    ether_addr_equal(wdev->current_bss->pub.bssid, bssid)) {
		cfg80211_unhold_bss(wdev->current_bss);
		cfg80211_put_bss(wiphy, &wdev->current_bss->pub);
		wdev->current_bss = NULL;
		was_current = true;
	}

	nl80211_send_deauth(rdev, dev, buf, len, GFP_KERNEL);

	if (wdev->sme_state == CFG80211_SME_CONNECTED && was_current) {
		u16 reason_code;
		bool from_ap;

		reason_code = le16_to_cpu(mgmt->u.deauth.reason_code);

		from_ap = !ether_addr_equal(mgmt->sa, dev->dev_addr);
		__cfg80211_disconnected(dev, NULL, 0, reason_code, from_ap);
	} else if (wdev->sme_state == CFG80211_SME_CONNECTING) {
		__cfg80211_connect_result(dev, mgmt->bssid, NULL, 0, NULL, 0,
					  WLAN_STATUS_UNSPECIFIED_FAILURE,
					  false, NULL);
	}
}
开发者ID:Kratos1982,项目名称:UbuntuTouch,代码行数:37,代码来源:mlme.c


示例10: __cfg80211_join_mesh

int __cfg80211_join_mesh(struct cfg80211_registered_device *rdev,
			 struct net_device *dev,
			 const struct mesh_setup *setup,
			 const struct mesh_config *conf)
{
	struct wireless_dev *wdev = dev->ieee80211_ptr;
	int err;

	BUILD_BUG_ON(IEEE80211_MAX_SSID_LEN != IEEE80211_MAX_MESH_ID_LEN);

	ASSERT_WDEV_LOCK(wdev);

	if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_MESH_POINT)
		return -EOPNOTSUPP;

	if (!(rdev->wiphy.flags & WIPHY_FLAG_MESH_AUTH) &&
	      setup->is_secure)
		return -EOPNOTSUPP;

	if (wdev->mesh_id_len)
		return -EALREADY;

	if (!setup->mesh_id_len)
		return -EINVAL;

	if (!rdev->ops->join_mesh)
		return -EOPNOTSUPP;

	err = rdev->ops->join_mesh(&rdev->wiphy, dev, conf, setup);
	if (!err) {
		memcpy(wdev->ssid, setup->mesh_id, setup->mesh_id_len);
		wdev->mesh_id_len = setup->mesh_id_len;
	}

	return err;
}
开发者ID:kerryh,项目名称:cfg80211_v357,代码行数:36,代码来源:mesh.c


示例11: cfg80211_mlme_assoc

int cfg80211_mlme_assoc(struct cfg80211_registered_device *rdev,
			struct net_device *dev,
			struct ieee80211_channel *chan,
			const u8 *bssid,
			const u8 *ssid, int ssid_len,
			struct cfg80211_assoc_request *req)
{
	struct wireless_dev *wdev = dev->ieee80211_ptr;
	int err;

	ASSERT_WDEV_LOCK(wdev);

	if (wdev->current_bss &&
	    (!req->prev_bssid || !ether_addr_equal(wdev->current_bss->pub.bssid,
						   req->prev_bssid)))
		return -EALREADY;

	cfg80211_oper_and_ht_capa(&req->ht_capa_mask,
				  rdev->wiphy.ht_capa_mod_mask);
	cfg80211_oper_and_vht_capa(&req->vht_capa_mask,
				   rdev->wiphy.vht_capa_mod_mask);

	req->bss = cfg80211_get_bss(&rdev->wiphy, chan, bssid, ssid, ssid_len,
				    IEEE80211_BSS_TYPE_ESS,
				    IEEE80211_PRIVACY_ANY);
	if (!req->bss)
		return -ENOENT;

	err = rdev_assoc(rdev, dev, req);
	if (!err)
		cfg80211_hold_bss(bss_from_pub(req->bss));
	else
		cfg80211_put_bss(&rdev->wiphy, req->bss);

	return err;
}
开发者ID:asmalldev,项目名称:linux,代码行数:36,代码来源:mlme.c


示例12: __cfg80211_join_ibss

int __cfg80211_join_ibss(struct cfg80211_registered_device *rdev,
			 struct net_device *dev,
			 struct cfg80211_ibss_params *params,
			 struct cfg80211_cached_keys *connkeys)
{
	struct wireless_dev *wdev = dev->ieee80211_ptr;
	struct ieee80211_channel *chan;
	int err;

	ASSERT_WDEV_LOCK(wdev);

	chan = rdev_fixed_channel(rdev, wdev);
	if (chan && chan != params->channel)
		return -EBUSY;

	if (wdev->ssid_len)
		return -EALREADY;

	if (WARN_ON(wdev->connect_keys))
		kfree(wdev->connect_keys);
	wdev->connect_keys = connkeys;

#ifdef CONFIG_CFG80211_WEXT
	wdev->wext.ibss.channel = params->channel;
#endif
	err = rdev->ops->join_ibss(&rdev->wiphy, dev, params);
	if (err) {
		wdev->connect_keys = NULL;
		return err;
	}

	memcpy(wdev->ssid, params->ssid, params->ssid_len);
	wdev->ssid_len = params->ssid_len;

	return 0;
}
开发者ID:A2109devs,项目名称:lenovo_a2109a_kernel,代码行数:36,代码来源:ibss.c


示例13: __cfg80211_join_mesh

int __cfg80211_join_mesh(struct cfg80211_registered_device *rdev,
			 struct net_device *dev,
			 struct mesh_setup *setup,
			 const struct mesh_config *conf)
{
	struct wireless_dev *wdev = dev->ieee80211_ptr;
	int err;

	BUILD_BUG_ON(IEEE80211_MAX_SSID_LEN != IEEE80211_MAX_MESH_ID_LEN);

	ASSERT_WDEV_LOCK(wdev);

	if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_MESH_POINT)
		return -EOPNOTSUPP;

	if (!(rdev->wiphy.flags & WIPHY_FLAG_MESH_AUTH) &&
	      setup->is_secure)
		return -EOPNOTSUPP;

	if (wdev->mesh_id_len)
		return -EALREADY;

	if (!setup->mesh_id_len)
		return -EINVAL;

	if (!rdev->ops->join_mesh)
		return -EOPNOTSUPP;

	if (!setup->chandef.chan) {
		/* if no channel explicitly given, use preset channel */
		setup->chandef = wdev->preset_chandef;
	}

	if (!setup->chandef.chan) {
		/* if we don't have that either, use the first usable channel */
		enum nl80211_band band;

		for (band = 0; band < NUM_NL80211_BANDS; band++) {
			struct ieee80211_supported_band *sband;
			struct ieee80211_channel *chan;
			int i;

			sband = rdev->wiphy.bands[band];
			if (!sband)
				continue;

			for (i = 0; i < sband->n_channels; i++) {
				chan = &sband->channels[i];
				if (chan->flags & (IEEE80211_CHAN_NO_IR |
						   IEEE80211_CHAN_DISABLED |
						   IEEE80211_CHAN_RADAR))
					continue;
				setup->chandef.chan = chan;
				break;
			}

			if (setup->chandef.chan)
				break;
		}

		/* no usable channel ... */
		if (!setup->chandef.chan)
			return -EINVAL;

		setup->chandef.width = NL80211_CHAN_WIDTH_20_NOHT;
		setup->chandef.center_freq1 = setup->chandef.chan->center_freq;
	}

	/*
	 * check if basic rates are available otherwise use mandatory rates as
	 * basic rates
	 */
	if (!setup->basic_rates) {
		enum nl80211_bss_scan_width scan_width;
		struct ieee80211_supported_band *sband =
				rdev->wiphy.bands[setup->chandef.chan->band];
		scan_width = cfg80211_chandef_to_scan_width(&setup->chandef);
		setup->basic_rates = ieee80211_mandatory_rates(sband,
							       scan_width);
	}

	if (!cfg80211_reg_can_beacon(&rdev->wiphy, &setup->chandef,
				     NL80211_IFTYPE_MESH_POINT))
		return -EINVAL;

	err = rdev_join_mesh(rdev, dev, conf, setup);
	if (!err) {
		memcpy(wdev->ssid, setup->mesh_id, setup->mesh_id_len);
		wdev->mesh_id_len = setup->mesh_id_len;
		wdev->chandef = setup->chandef;
	}

	return err;
}
开发者ID:513855417,项目名称:linux,代码行数:94,代码来源:mesh.c


示例14: __cfg80211_join_mesh

int __cfg80211_join_mesh(struct cfg80211_registered_device *rdev,
			 struct net_device *dev,
			 struct mesh_setup *setup,
			 const struct mesh_config *conf)
{
	struct wireless_dev *wdev = dev->ieee80211_ptr;
	int err;

	BUILD_BUG_ON(IEEE80211_MAX_SSID_LEN != IEEE80211_MAX_MESH_ID_LEN);

	ASSERT_WDEV_LOCK(wdev);

	if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_MESH_POINT)
		return -EOPNOTSUPP;

	if (!(rdev->wiphy.flags & WIPHY_FLAG_MESH_AUTH) &&
	      setup->is_secure)
		return -EOPNOTSUPP;

	if (wdev->mesh_id_len)
		return -EALREADY;

	if (!setup->mesh_id_len)
		return -EINVAL;

	if (!rdev->ops->join_mesh)
		return -EOPNOTSUPP;

	if (!setup->chandef.chan) {
		/* if no channel explicitly given, use preset channel */
		setup->chandef = wdev->preset_chandef;
	}

	if (!setup->chandef.chan) {
		/* if we don't have that either, use the first usable channel */
		enum nl80211_band band;

		for (band = 0; band < NUM_NL80211_BANDS; band++) {
			struct ieee80211_supported_band *sband;
			struct ieee80211_channel *chan;
			int i;

			sband = rdev->wiphy.bands[band];
			if (!sband)
				continue;

			for (i = 0; i < sband->n_channels; i++) {
				chan = &sband->channels[i];
				if (chan->flags & (IEEE80211_CHAN_NO_IR |
						   IEEE80211_CHAN_DISABLED |
						   IEEE80211_CHAN_RADAR))
					continue;
				setup->chandef.chan = chan;
				break;
			}

			if (setup->chandef.chan)
				break;
		}

		/* no usable channel ... */
		if (!setup->chandef.chan)
			return -EINVAL;

		setup->chandef.width = NL80211_CHAN_WIDTH_20_NOHT;
		setup->chandef.center_freq1 = setup->chandef.chan->center_freq;
	}

	/*
	 * check if basic rates are available otherwise use mandatory rates as
	 * basic rates
	 */
	if (!setup->basic_rates) {
		enum nl80211_bss_scan_width scan_width;
		struct ieee80211_supported_band *sband =
				rdev->wiphy.bands[setup->chandef.chan->band];

		if (setup->chandef.chan->band == NL80211_BAND_2GHZ) {
			int i;

			/*
			 * Older versions selected the mandatory rates for
			 * 2.4 GHz as well, but were broken in that only
			 * 1 Mbps was regarded as a mandatory rate. Keep
			 * using just 1 Mbps as the default basic rate for
			 * mesh to be interoperable with older versions.
			 */
			for (i = 0; i < sband->n_bitrates; i++) {
				if (sband->bitrates[i].bitrate == 10) {
					setup->basic_rates = BIT(i);
					break;
				}
			}
		} else {
			scan_width = cfg80211_chandef_to_scan_width(&setup->chandef);
			setup->basic_rates = ieee80211_mandatory_rates(sband,
								       scan_width);
		}
	}

//.........这里部分代码省略.........
开发者ID:AlexShiLucky,项目名称:linux,代码行数:101,代码来源:mesh.c


示例15: cfg80211_get_chan_state

void
cfg80211_get_chan_state(struct wireless_dev *wdev,
		        struct ieee80211_channel **chan,
		        enum cfg80211_chan_mode *chanmode)
{
	*chan = NULL;
	*chanmode = CHAN_MODE_UNDEFINED;

	ASSERT_WDEV_LOCK(wdev);

	if (wdev->netdev && !netif_running(wdev->netdev))
		return;

	switch (wdev->iftype) {
	case NL80211_IFTYPE_ADHOC:
		if (wdev->current_bss) {
			*chan = wdev->current_bss->pub.channel;
			*chanmode = wdev->ibss_fixed
				  ? CHAN_MODE_SHARED
				  : CHAN_MODE_EXCLUSIVE;
			return;
		}
	case NL80211_IFTYPE_STATION:
	case NL80211_IFTYPE_P2P_CLIENT:
		if (wdev->current_bss) {
			*chan = wdev->current_bss->pub.channel;
			*chanmode = CHAN_MODE_SHARED;
			return;
		}
		break;
	case NL80211_IFTYPE_AP:
	case NL80211_IFTYPE_P2P_GO:
		if (wdev->cac_started) {
			*chan = wdev->channel;
			*chanmode = CHAN_MODE_SHARED;
		} else if (wdev->beacon_interval) {
			*chan = wdev->channel;
			*chanmode = CHAN_MODE_SHARED;
		}
		return;
	case NL80211_IFTYPE_MESH_POINT:
		if (wdev->mesh_id_len) {
			*chan = wdev->channel;
			*chanmode = CHAN_MODE_SHARED;
		}
		return;
	case NL80211_IFTYPE_MONITOR:
	case NL80211_IFTYPE_AP_VLAN:
	case NL80211_IFTYPE_WDS:
		/* these interface types don't really have a channel */
		return;
	case NL80211_IFTYPE_P2P_DEVICE:
		if (wdev->wiphy->features &
				NL80211_FEATURE_P2P_DEVICE_NEEDS_CHANNEL)
			*chanmode = CHAN_MODE_EXCLUSIVE;
		return;
	case NL80211_IFTYPE_UNSPECIFIED:
	case NUM_NL80211_IFTYPES:
		WARN_ON(1);
	}

	return;
}
开发者ID:hemantbeast,项目名称:msm-3.10,代码行数:63,代码来源:chan.c


示例16: __cfg80211_join_ibss

int __cfg80211_join_ibss(struct cfg80211_registered_device *rdev,
                         struct net_device *dev,
                         struct cfg80211_ibss_params *params,
                         struct cfg80211_cached_keys *connkeys)
{
    struct wireless_dev *wdev = dev->ieee80211_ptr;
    int err;

    ASSERT_WDEV_LOCK(wdev);

    if (wdev->ssid_len)
        return -EALREADY;

    if (!params->basic_rates) {
        /*
        * If no rates were explicitly configured,
        * use the mandatory rate set for 11b or
        * 11a for maximum compatibility.
        */
        struct ieee80211_supported_band *sband =
                rdev->wiphy.bands[params->chandef.chan->band];
        int j;
        u32 flag = params->chandef.chan->band == IEEE80211_BAND_5GHZ ?
                   IEEE80211_RATE_MANDATORY_A :
                   IEEE80211_RATE_MANDATORY_B;

        for (j = 0; j < sband->n_bitrates; j++) {
            if (sband->bitrates[j].flags & flag)
                params->basic_rates |= BIT(j);
        }
    }

    if (WARN_ON(wdev->connect_keys))
        kfree(wdev->connect_keys);
    wdev->connect_keys = connkeys;

    wdev->ibss_fixed = params->channel_fixed;
#ifdef CONFIG_CFG80211_WEXT
    wdev->wext.ibss.chandef = params->chandef;
#endif
    wdev->sme_state = CFG80211_SME_CONNECTING;

    err = cfg80211_can_use_chan(rdev, wdev, params->chandef.chan,
                                params->channel_fixed
                                ? CHAN_MODE_SHARED
                                : CHAN_MODE_EXCLUSIVE);
    if (err) {
        wdev->connect_keys = NULL;
        return err;
    }

    err = rdev_join_ibss(rdev, dev, params);
    if (err) {
        wdev->connect_keys = NULL;
        wdev->sme_state = CFG80211_SME_IDLE;
        return err;
    }

    memcpy(wdev->ssid, params->ssid, params->ssid_len);
    wdev->ssid_len = params->ssid_len;

    return 0;
}
开发者ID:rbheromax,项目名称:android_kernel_lge_dory,代码行数:63,代码来源:ibss.c


示例17: __cfg80211_mlme_assoc

int __cfg80211_mlme_assoc(struct cfg80211_registered_device *rdev,
                          struct net_device *dev,
                          struct ieee80211_channel *chan,
                          const u8 *bssid, const u8 *prev_bssid,
                          const u8 *ssid, int ssid_len,
                          const u8 *ie, int ie_len, bool use_mfp,
                          struct cfg80211_crypto_settings *crypt,
                          u32 assoc_flags, struct ieee80211_ht_cap *ht_capa,
                          struct ieee80211_ht_cap *ht_capa_mask)
{
    struct wireless_dev *wdev = dev->ieee80211_ptr;
    struct cfg80211_assoc_request req;
    int err;
    bool was_connected = false;

    ASSERT_WDEV_LOCK(wdev);

    memset(&req, 0, sizeof(req));

    if (wdev->current_bss && prev_bssid &&
            ether_addr_equal(wdev->current_bss->pub.bssid, prev_bssid)) {
        /*
         * Trying to reassociate: Allow this to proceed and let the old
         * association to be dropped when the new one is completed.
         */
        if (wdev->sme_state == CFG80211_SME_CONNECTED) {
            was_connected = true;
            wdev->sme_state = CFG80211_SME_CONNECTING;
        }
    } else if (wdev->current_bss)
        return -EALREADY;

    req.ie = ie;
    req.ie_len = ie_len;
    memcpy(&req.crypto, crypt, sizeof(req.crypto));
    req.use_mfp = use_mfp;
    req.prev_bssid = prev_bssid;
    req.flags = assoc_flags;
    if (ht_capa)
        memcpy(&req.ht_capa, ht_capa, sizeof(req.ht_capa));
    if (ht_capa_mask)
        memcpy(&req.ht_capa_mask, ht_capa_mask,
               sizeof(req.ht_capa_mask));
    cfg80211_oper_and_ht_capa(&req.ht_capa_mask,
                              rdev->wiphy.ht_capa_mod_mask);

    req.bss = cfg80211_get_bss(&rdev->wiphy, chan, bssid, ssid, ssid_len,
                               WLAN_CAPABILITY_ESS, WLAN_CAPABILITY_ESS);
    if (!req.bss) {
        if (was_connected)
            wdev->sme_state = CFG80211_SME_CONNECTED;
        return -ENOENT;
    }

    err = rdev->ops->assoc(&rdev->wiphy, dev, &req);

    if (err) {
        if (was_connected)
            wdev->sme_state = CFG80211_SME_CONNECTED;
        cfg80211_put_bss(req.bss);
    }

    return err;
}
开发者ID:kerryh,项目名称:cfg80211_v357,代码行数:64,代码来源:mlme.c


示例18: cfg80211_ibss_wext_join

int cfg80211_ibss_wext_join(struct cfg80211_registered_device *rdev,
			    struct wireless_dev *wdev)
{
	struct cfg80211_cached_keys *ck = NULL;
	enum nl80211_band band;
	int i, err;

	ASSERT_WDEV_LOCK(wdev);

	if (!wdev->wext.ibss.beacon_interval)
		wdev->wext.ibss.beacon_interval = 100;

	/* try to find an IBSS channel if none requested ... */
	if (!wdev->wext.ibss.chandef.chan) {
		struct ieee80211_channel *new_chan = NULL;

		for (band = 0; band < NUM_NL80211_BANDS; band++) {
			struct ieee80211_supported_band *sband;
			struct ieee80211_channel *chan;

			sband = rdev->wiphy.bands[band];
			if (!sband)
				continue;

			for (i = 0; i < sband->n_channels; i++) {
				chan = &sband->channels[i];
				if (chan->flags & IEEE80211_CHAN_NO_IR)
					continue;
				if (chan->flags & IEEE80211_CHAN_DISABLED)
					continue;
				new_chan = chan;
				break;
			}

			if (new_chan)
				break;
		}

		if (!new_chan)
			return -EINVAL;

		cfg80211_chandef_create(&wdev->wext.ibss.chandef, new_chan,
					NL80211_CHAN_NO_HT);
	}

	/* don't join -- SSID is not there */
	if (!wdev->wext.ibss.ssid_len)
		return 0;

	if (!netif_running(wdev->netdev))
		return 0;

	if (wdev->wext.keys)
		wdev->wext.keys->def = wdev->wext.default_key;

	wdev->wext.ibss.privacy = wdev->wext.default_key != -1;

	if (wdev->wext.keys && wdev->wext.keys->def != -1) {
		ck = kmemdup(wdev->wext.keys, sizeof(*ck), GFP_KERNEL);
		if (!ck)
			return -ENOMEM;
		for (i = 0; i < CFG80211_MAX_WEP_KEYS; i++)
			ck->params[i].key = ck->data[i];
	}
	err = __cfg80211_join_ibss(rdev, wdev->netdev,
				   &wdev->wext.ibss, ck);
	if (err)
		kfree(ck);

	return err;
}
开发者ID:asmalldev,项目名称:linux,代码行数:71,代码来源:ibss.c



注:本文中的ASSERT_WDEV_LOCK函数示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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