diff options
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/libertas/Makefile | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/libertas/assoc.c | 862 | ||||
| -rw-r--r-- | drivers/net/wireless/libertas/assoc.h | 28 | ||||
| -rw-r--r-- | drivers/net/wireless/libertas/cmd.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/libertas/cmdresp.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/libertas/ethtool.c | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/libertas/join.c | 872 | ||||
| -rw-r--r-- | drivers/net/wireless/libertas/join.h | 48 | ||||
| -rw-r--r-- | drivers/net/wireless/libertas/main.c | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/libertas/scan.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/libertas/wext.c | 1 |
11 files changed, 890 insertions, 931 deletions
diff --git a/drivers/net/wireless/libertas/Makefile b/drivers/net/wireless/libertas/Makefile index 0e2787691f9..f0724e31adf 100644 --- a/drivers/net/wireless/libertas/Makefile +++ b/drivers/net/wireless/libertas/Makefile @@ -1,7 +1,7 @@ libertas-objs := main.o wext.o \ rx.o tx.o cmd.o \ cmdresp.o scan.o \ - join.o 11d.o \ + 11d.o \ debugfs.o \ ethtool.o assoc.o diff --git a/drivers/net/wireless/libertas/assoc.c b/drivers/net/wireless/libertas/assoc.c index 95d98203eb4..e794e93a229 100644 --- a/drivers/net/wireless/libertas/assoc.c +++ b/drivers/net/wireless/libertas/assoc.c @@ -1,13 +1,9 @@ /* Copyright (C) 2006, Red Hat, Inc. */ -#include <linux/bitops.h> -#include <net/ieee80211.h> #include <linux/etherdevice.h> #include "assoc.h" -#include "join.h" #include "decl.h" -#include "hostcmd.h" #include "host.h" #include "cmd.h" @@ -17,6 +13,162 @@ static const u8 bssid_any[ETH_ALEN] __attribute__ ((aligned (2))) = static const u8 bssid_off[ETH_ALEN] __attribute__ ((aligned (2))) = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; +/* The firmware needs certain bits masked out of the beacon-derviced capability + * field when associating/joining to BSSs. + */ +#define CAPINFO_MASK (~(0xda00)) + + + +/** + * @brief Associate to a specific BSS discovered in a scan + * + * @param priv A pointer to struct lbs_private structure + * @param pbssdesc Pointer to the BSS descriptor to associate with. + * + * @return 0-success, otherwise fail + */ +static int lbs_associate(struct lbs_private *priv, + struct assoc_request *assoc_req) +{ + int ret; + + lbs_deb_enter(LBS_DEB_ASSOC); + + ret = lbs_prepare_and_send_command(priv, CMD_802_11_AUTHENTICATE, + 0, CMD_OPTION_WAITFORRSP, + 0, assoc_req->bss.bssid); + + if (ret) + goto done; + + /* set preamble to firmware */ + if ((priv->capability & WLAN_CAPABILITY_SHORT_PREAMBLE) && + (assoc_req->bss.capability & WLAN_CAPABILITY_SHORT_PREAMBLE)) + priv->preamble = CMD_TYPE_SHORT_PREAMBLE; + else + priv->preamble = CMD_TYPE_LONG_PREAMBLE; + + lbs_set_radio_control(priv); + + ret = lbs_prepare_and_send_command(priv, CMD_802_11_ASSOCIATE, + 0, CMD_OPTION_WAITFORRSP, 0, assoc_req); + +done: + lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); + return ret; +} + +/** + * @brief Join an adhoc network found in a previous scan + * + * @param priv A pointer to struct lbs_private structure + * @param pbssdesc Pointer to a BSS descriptor found in a previous scan + * to attempt to join + * + * @return 0--success, -1--fail + */ +static int lbs_join_adhoc_network(struct lbs_private *priv, + struct assoc_request *assoc_req) +{ + struct bss_descriptor *bss = &assoc_req->bss; + int ret = 0; + + lbs_deb_join("current SSID '%s', ssid length %u\n", + escape_essid(priv->curbssparams.ssid, + priv->curbssparams.ssid_len), + priv->curbssparams.ssid_len); + lbs_deb_join("requested ssid '%s', ssid length %u\n", + escape_essid(bss->ssid, bss->ssid_len), + bss->ssid_len); + + /* check if the requested SSID is already joined */ + if (priv->curbssparams.ssid_len && + !lbs_ssid_cmp(priv->curbssparams.ssid, + priv->curbssparams.ssid_len, + bss->ssid, bss->ssid_len) && + (priv->mode == IW_MODE_ADHOC) && + (priv->connect_status == LBS_CONNECTED)) { + union iwreq_data wrqu; + + lbs_deb_join("ADHOC_J_CMD: New ad-hoc SSID is the same as " + "current, not attempting to re-join"); + + /* Send the re-association event though, because the association + * request really was successful, even if just a null-op. + */ + memset(&wrqu, 0, sizeof(wrqu)); + memcpy(wrqu.ap_addr.sa_data, priv->curbssparams.bssid, + ETH_ALEN); + wrqu.ap_addr.sa_family = ARPHRD_ETHER; + wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); + goto out; + } + + /* Use shortpreamble only when both creator and card supports + short preamble */ + if (!(bss->capability & WLAN_CAPABILITY_SHORT_PREAMBLE) || + !(priv->capability & WLAN_CAPABILITY_SHORT_PREAMBLE)) { + lbs_deb_join("AdhocJoin: Long preamble\n"); + priv->preamble = CMD_TYPE_LONG_PREAMBLE; + } else { + lbs_deb_join("AdhocJoin: Short preamble\n"); + priv->preamble = CMD_TYPE_SHORT_PREAMBLE; + } + + lbs_set_radio_control(priv); + + lbs_deb_join("AdhocJoin: channel = %d\n", assoc_req->channel); + lbs_deb_join("AdhocJoin: band = %c\n", assoc_req->band); + + priv->adhoccreate = 0; + + ret = lbs_prepare_and_send_command(priv, CMD_802_11_AD_HOC_JOIN, + 0, CMD_OPTION_WAITFORRSP, + OID_802_11_SSID, assoc_req); + +out: + return ret; +} + +/** + * @brief Start an Adhoc Network + * + * @param priv A pointer to struct lbs_private structure + * @param adhocssid The ssid of the Adhoc Network + * @return 0--success, -1--fail + */ +static int lbs_start_adhoc_network(struct lbs_private *priv, + struct assoc_request *assoc_req) +{ + int ret = 0; + + priv->adhoccreate = 1; + + if (priv->capability & WLAN_CAPABILITY_SHORT_PREAMBLE) { + lbs_deb_join("AdhocStart: Short preamble\n"); + priv->preamble = CMD_TYPE_SHORT_PREAMBLE; + } else { + lbs_deb_join("AdhocStart: Long preamble\n"); + priv->preamble = CMD_TYPE_LONG_PREAMBLE; + } + + lbs_set_radio_control(priv); + + lbs_deb_join("AdhocStart: channel = %d\n", assoc_req->channel); + lbs_deb_join("AdhocStart: band = %d\n", assoc_req->band); + + ret = lbs_prepare_and_send_command(priv, CMD_802_11_AD_HOC_START, + 0, CMD_OPTION_WAITFORRSP, 0, assoc_req); + + return ret; +} + +int lbs_stop_adhoc_network(struct lbs_private *priv) +{ + return lbs_prepare_and_send_command(priv, CMD_802_11_AD_HOC_STOP, + 0, CMD_OPTION_WAITFORRSP, 0, NULL); +} static int assoc_helper_essid(struct lbs_private *priv, struct assoc_request * assoc_req) @@ -722,3 +874,705 @@ struct assoc_request *lbs_get_association_request(struct lbs_private *priv) lbs_deb_leave(LBS_DEB_ASSOC); return assoc_req; } + + +/** + * @brief This function finds common rates between rate1 and card rates. + * + * It will fill common rates in rate1 as output if found. + * + * NOTE: Setting the MSB of the basic rates need to be taken + * care, either before or after calling this function + * + * @param priv A pointer to struct lbs_private structure + * @param rate1 the buffer which keeps input and output + * @param rate1_size the size of rate1 buffer; new size of buffer on return + * + * @return 0 or -1 + */ +static int get_common_rates(struct lbs_private *priv, + u8 *rates, + u16 *rates_size) +{ + u8 *card_rates = lbs_bg_rates; + size_t num_card_rates = sizeof(lbs_bg_rates); + int ret = 0, i, j; + u8 tmp[30]; + size_t tmp_size = 0; + + /* For each rate in card_rates that exists in rate1, copy to tmp */ + for (i = 0; card_rates[i] && (i < num_card_rates); i++) { + for (j = 0; rates[j] && (j < *rates_size); j++) { + if (rates[j] == card_rates[i]) + tmp[tmp_size++] = card_rates[i]; + } + } + + lbs_deb_hex(LBS_DEB_JOIN, "AP rates ", rates, *rates_size); + lbs_deb_hex(LBS_DEB_JOIN, "card rates ", card_rates, num_card_rates); + lbs_deb_hex(LBS_DEB_JOIN, "common rates", tmp, tmp_size); + lbs_deb_join("TX data rate 0x%02x\n", priv->cur_rate); + + if (!priv->auto_rate) { + for (i = 0; i < tmp_size; i++) { + if (tmp[i] == priv->cur_rate) + goto done; + } + lbs_pr_alert("Previously set fixed data rate %#x isn't " + "compatible with the network.\n", priv->cur_rate); + ret = -1; + goto done; + } + ret = 0; + +done: + memset(rates, 0, *rates_size); + *rates_size = min_t(int, tmp_size, *rates_size); + memcpy(rates, tmp, *rates_size); + return ret; +} + + +/** + * @brief Sets the MSB on basic rates as the firmware requires + * + * Scan through an array and set the MSB for basic data rates. + * + * @param rates buffer of data rates + * @param len size of buffer + */ +static void lbs_set_basic_rate_flags(u8 *rates, size_t len) +{ + int i; + + for (i = 0; i < len; i++) { + if (rates[i] == 0x02 || rates[i] == 0x04 || + rates[i] == 0x0b || rates[i] == 0x16) + rates[i] |= 0x80; + } +} + +/** + * @brief Send Deauthentication Request + * + * @param priv A pointer to struct lbs_private structure + * @return 0--success, -1--fail + */ +int lbs_send_deauthentication(struct lbs_private *priv) +{ + return lbs_prepare_and_send_command(priv, CMD_802_11_DEAUTHENTICATE, + 0, CMD_OPTION_WAITFORRSP, 0, NULL); +} + +/** + * @brief This function prepares command of authenticate. + * + * @param priv A pointer to struct lbs_private structure + * @param cmd A pointer to cmd_ds_command structure + * @param pdata_buf Void cast of pointer to a BSSID to authenticate with + * + * @return 0 or -1 + */ +int lbs_cmd_80211_authenticate(struct lbs_private *priv, + struct cmd_ds_command *cmd, + void *pdata_buf) +{ + struct cmd_ds_802_11_authenticate *pauthenticate = &cmd->params.auth; + int ret = -1; + u8 *bssid = pdata_buf; + DECLARE_MAC_BUF(mac); + + lbs_deb_enter(LBS_DEB_JOIN); + + cmd->command = cpu_to_le16(CMD_802_11_AUTHENTICATE); + cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_authenticate) + + S_DS_GEN); + + /* translate auth mode to 802.11 defined wire value */ + switch (priv->secinfo.auth_mode) { + case IW_AUTH_ALG_OPEN_SYSTEM: + pauthenticate->authtype = 0x00; + break; + case IW_AUTH_ALG_SHARED_KEY: + pauthenticate->authtype = 0x01; + break; + case IW_AUTH_ALG_LEAP: + pauthenticate->authtype = 0x80; + break; + default: + lbs_deb_join("AUTH_CMD: invalid auth alg 0x%X\n", + priv->secinfo.auth_mode); + goto out; + } + + memcpy(pauthenticate->macaddr, bssid, ETH_ALEN); + + lbs_deb_join("AUTH_CMD: BSSID %s, auth 0x%x\n", + print_mac(mac, bssid), pauthenticate->authtype); + ret = 0; + +out: + lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret); + return ret; +} + +int lbs_cmd_80211_deauthenticate(struct lbs_private *priv, + struct cmd_ds_command *cmd) +{ + struct cmd_ds_802_11_deauthenticate *dauth = &cmd->params.deauth; + + lbs_deb_enter(LBS_DEB_JOIN); + + cmd->command = cpu_to_le16(CMD_802_11_DEAUTHENTICATE); + cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_deauthenticate) + + S_DS_GEN); + + /* set AP MAC address */ + memmove(dauth->macaddr, priv->curbssparams.bssid, ETH_ALEN); + + /* Reason code 3 = Station is leaving */ +#define REASON_CODE_STA_LEAVING 3 + dauth->reasoncode = cpu_to_le16(REASON_CODE_STA_LEAVING); + + lbs_deb_leave(LBS_DEB_JOIN); + return 0; +} + +int lbs_cmd_80211_associate(struct lbs_private *priv, + struct cmd_ds_command *cmd, void *pdata_buf) +{ + struct cmd_ds_802_11_associate *passo = &cmd->params.associate; + int ret = 0; + struct assoc_request *assoc_req = pdata_buf; + struct bss_descriptor *bss = &assoc_req->bss; + u8 *pos; + u16 tmpcap, tmplen; + struct mrvlietypes_ssidparamset *ssid; + struct mrvlietypes_phyparamset *phy; + struct mrvlietypes_ssparamset *ss; + struct mrvlietypes_ratesparamset *rates; + struct mrvlietypes_rsnparamset *rsn; + + lbs_deb_enter(LBS_DEB_ASSOC); + + pos = (u8 *) passo; + + if (!priv) { + ret = -1; + goto done; + } + + cmd->command = cpu_to_le16(CMD_802_11_ASSOCIATE); + + memcpy(passo->peerstaaddr, bss->bssid, sizeof(passo->peerstaaddr)); + pos += sizeof(passo->peerstaaddr); + + /* set the listen interval */ + passo->listeninterval = cpu_to_le16(MRVDRV_DEFAULT_LISTEN_INTERVAL); + + pos += sizeof(passo->capability); + pos += sizeof(passo->listeninterval); + pos += sizeof(passo->bcnperiod); + pos += sizeof(passo->dtimperiod); + + ssid = (struct mrvlietypes_ssidparamset *) pos; + ssid->header.type = cpu_to_le16(TLV_TYPE_SSID); + tmplen = bss->ssid_len; + ssid->header.len = cpu_to_le16(tmplen); + memcpy(ssid->ssid, bss->ssid, tmplen); + pos += sizeof(ssid->header) + tmplen; + + phy = (struct mrvlietypes_phyparamset *) pos; + phy->header.type = cpu_to_le16(TLV_TYPE_PHY_DS); + tmplen = sizeof(phy->fh_ds.dsparamset); + phy->header.len = cpu_to_le16(tmplen); + memcpy(&phy->fh_ds.dsparamset, + &bss->phyparamset.dsparamset.currentchan, + tmplen); + pos += sizeof(phy->header) + tmplen; + + ss = (struct mrvlietypes_ssparamset *) pos; + ss->header.type = cpu_to_le16(TLV_TYPE_CF); + tmplen = sizeof(ss->cf_ibss.cfparamset); + ss->header.len = cpu_to_le16(tmplen); + pos += sizeof(ss->header) + tmplen; + + rates = (struct mrvlietypes_ratesparamset *) pos; + rates->header.type = cpu_to_le16(TLV_TYPE_RATES); + memcpy(&rates->rates, &bss->rates, MAX_RATES); + tmplen = MAX_RATES; + if (get_common_rates(priv, rates->rates, &tmplen)) { + ret = -1; + goto done; + } + pos += sizeof(rates->header) + tmplen; + rates->header.len = cpu_to_le16(tmplen); + lbs_deb_assoc("ASSOC_CMD: num rates %u\n", tmplen); + + /* Copy the infra. association rates into Current BSS state structure */ + memset(&priv->curbssparams.rates, 0, sizeof(priv->curbssparams.rates)); + memcpy(&priv->curbssparams.rates, &rates->rates, tmplen); + + /* Set MSB on basic rates as the firmware requires, but _after_ + * copying to current bss rates. + */ + lbs_set_basic_rate_flags(rates->rates, tmplen); + + if (assoc_req->secinfo.WPAenabled || assoc_req->secinfo.WPA2enabled) { + rsn = (struct mrvlietypes_rsnparamset *) pos; + /* WPA_IE or WPA2_IE */ + rsn->header.type = cpu_to_le16((u16) assoc_req->wpa_ie[0]); + tmplen = (u16) assoc_req->wpa_ie[1]; + rsn->header.len = cpu_to_le16(tmplen); + memcpy(rsn->rsnie, &assoc_req->wpa_ie[2], tmplen); + lbs_deb_hex(LBS_DEB_JOIN, "ASSOC_CMD: RSN IE", (u8 *) rsn, + sizeof(rsn->header) + tmplen); + pos += sizeof(rsn->header) + tmplen; + } + + /* update curbssparams */ + priv->curbssparams.channel = bss->phyparamset.dsparamset.currentchan; + + if (lbs_parse_dnld_countryinfo_11d(priv, bss)) { + ret = -1; + goto done; + } + + cmd->size = cpu_to_le16((u16) (pos - (u8 *) passo) + S_DS_GEN); + + /* set the capability info */ + tmpcap = (bss->capability & CAPINFO_MASK); + if (bss->mode == IW_MODE_INFRA) + tmpcap |= WLAN_CAPABILITY_ESS; + passo->capability = cpu_to_le16(tmpcap); + lbs_deb_assoc("ASSOC_CMD: capability 0x%04x\n", tmpcap); + +done: + lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); + return ret; +} + +int lbs_cmd_80211_ad_hoc_start(struct lbs_private *priv, + struct cmd_ds_command *cmd, void *pdata_buf) +{ + struct cmd_ds_802_11_ad_hoc_start *adhs = &cmd->params.ads; + int ret = 0; + int cmdappendsize = 0; + struct assoc_request *assoc_req = pdata_buf; + u16 tmpcap = 0; + size_t ratesize = 0; + + lbs_deb_enter(LBS_DEB_JOIN); + + if (!priv) { + ret = -1; + goto done; + } + + cmd->command = cpu_to_le16(CMD_802_11_AD_HOC_START); + + /* + * Fill in the parameters for 2 data structures: + * 1. cmd_ds_802_11_ad_hoc_start command + * 2. priv->scantable[i] + * + * Driver will fill up SSID, bsstype,IBSS param, Physical Param, + * probe delay, and cap info. + * + * Firmware will fill up beacon period, DTIM, Basic rates + * and operational rates. + */ + + memset(adhs->ssid, 0, IW_ESSID_MAX_SIZE); + memcpy(adhs->ssid, assoc_req->ssid, assoc_req->ssid_len); + + lbs_deb_join("ADHOC_S_CMD: SSID '%s', ssid length %u\n", + escape_essid(assoc_req->ssid, assoc_req->ssid_len), + assoc_req->ssid_len); + + /* set the BSS type */ + adhs->bsstype = CMD_BSS_TYPE_IBSS; + priv->mode = IW_MODE_ADHOC; + if (priv->beacon_period == 0) + priv->beacon_period = MRVDRV_BEACON_INTERVAL; + adhs->beaconperiod = cpu_to_le16(priv->beacon_period); + + /* set Physical param set */ +#define DS_PARA_IE_ID 3 +#define DS_PARA_IE_LEN 1 + + adhs->phyparamset.dsparamset.elementid = DS_PARA_IE_ID; + adhs->phyparamset.dsparamset.len = DS_PARA_IE_LEN; + + WARN_ON(!assoc_req->channel); + + lbs_deb_join("ADHOC_S_CMD: Creating ADHOC on channel %d\n", + assoc_req->channel); + + adhs->phyparamset.dsparamset.currentchan = assoc_req->channel; + + /* set IBSS param set */ +#define IBSS_PARA_IE_ID 6 +#define IBSS_PARA_IE_LEN 2 + + adhs->ssparamset.ibssparamset.elementid = IBSS_PARA_IE_ID; + adhs->ssparamset.ibssparamset.len = IBSS_PARA_IE_LEN; + adhs->ssparamset.ibssparamset.atimwindow = 0; + + /* set capability info */ + tmpcap = WLAN_CAPABILITY_IBSS; + if (assoc_req->secinfo.wep_enabled) { + lbs_deb_join("ADHOC_S_CMD: WEP enabled, " + "setting privacy on\n"); + tmpcap |= WLAN_CAPABILITY_PRIVACY; + } else { + lbs_deb_join("ADHOC_S_CMD: WEP disabled, " + "setting privacy off\n"); + } + adhs->capability = cpu_to_le16(tmpcap); + + /* probedelay */ + adhs->probedelay = cpu_to_le16(CMD_SCAN_PROBE_DELAY_TIME); + + memset(adhs->rates, 0, sizeof(adhs->rates)); + ratesize = min(sizeof(adhs->rates), sizeof(lbs_bg_rates)); + memcpy(adhs->rates, lbs_bg_rates, ratesize); + + /* Copy the ad-hoc creating rates into Current BSS state structure */ + memset(&priv->curbssparams.rates, 0, sizeof(priv->curbssparams.rates)); + memcpy(&priv->curbssparams.rates, &adhs->rates, ratesize); + + /* Set MSB on basic rates as the firmware requires, but _after_ + * copying to current bss rates. + */ + lbs_set_basic_rate_flags(adhs->rates, ratesize); + + lbs_deb_join("ADHOC_S_CMD: rates=%02x %02x %02x %02x \n", + adhs->rates[0], adhs->rates[1], adhs->rates[2], adhs->rates[3]); + + lbs_deb_join("ADHOC_S_CMD: AD HOC Start command is ready\n"); + + if (lbs_create_dnld_countryinfo_11d(priv)) { + lbs_deb_join("ADHOC_S_CMD: dnld_countryinfo_11d failed\n"); + ret = -1; + goto done; + } + + cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_ad_hoc_start) + + S_DS_GEN + cmdappendsize); + + ret = 0; +done: + lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret); + return ret; +} + +int lbs_cmd_80211_ad_hoc_stop(struct cmd_ds_command *cmd) +{ + cmd->command = cpu_to_le16(CMD_802_11_AD_HOC_STOP); + cmd->size = cpu_to_le16(S_DS_GEN); + + return 0; +} + +int lbs_cmd_80211_ad_hoc_join(struct lbs_private *priv, + struct cmd_ds_command *cmd, void *pdata_buf) +{ + struct cmd_ds_802_11_ad_hoc_join *join_cmd = &cmd->params.adj; + struct assoc_request *assoc_req = pdata_buf; + struct bss_descriptor *bss = &assoc_req->bss; + int cmdappendsize = 0; + int ret = 0; + u16 ratesize = 0; + DECLARE_MAC_BUF(mac); + + lbs_deb_enter(LBS_DEB_JOIN); + + cmd->command = cpu_to_le16(CMD_802_11_AD_HOC_JOIN); + + join_cmd->bss.type = CMD_BSS_TYPE_IBSS; + join_cmd->bss.beaconperiod = cpu_to_le16(bss->beaconperiod); + + memcpy(&join_cmd->bss.bssid, &bss->bssid, ETH_ALEN); + memcpy(&join_cmd->bss.ssid, &bss->ssid, bss->ssid_len); + + memcpy(&join_cmd->bss.phyparamset, &bss->phyparamset, + sizeof(union ieeetypes_phyparamset)); + + memcpy(&join_cmd->bss.ssparamset, &bss->ssparamset, + sizeof(union IEEEtypes_ssparamset)); + + join_cmd->bss.capability = cpu_to_le16(bss->capability & CAPINFO_MASK); + lbs_deb_join("ADHOC_J_CMD: tmpcap=%4X CAPINFO_MASK=%4X\n", + bss->capability, CAPINFO_MASK); + + /* information on BSSID descriptor passed to FW */ + lbs_deb_join( + "ADHOC_J_CMD: BSSID = %s, SSID = '%s'\n", + print_mac(mac, join_cmd->bss.bssid), + join_cmd->bss.ssid); + + /* failtimeout */ + join_cmd->failtimeout = cpu_to_le16(MRVDRV_ASSOCIATION_TIME_OUT); + + /* probedelay */ + join_cmd->probedelay = cpu_to_le16(CMD_SCAN_PROBE_DELAY_TIME); + + priv->curbssparams.channel = bss->channel; + + /* Copy Data rates from the rates recorded in scan response */ + memset(join_cmd->bss.rates, 0, sizeof(join_cmd->bss.rates)); + ratesize = min_t(u16, sizeof(join_cmd->bss.rates), MAX_RATES); + memcpy(join_cmd->bss.rates, bss->rates, ratesize); + if (get_common_rates(priv, join_cmd->bss.rates, &ratesize)) { + lbs_deb_join("ADHOC_J_CMD: get_common_rates returns error.\n"); + ret = -1; + goto done; + } + + /* Copy the ad-hoc creating rates into Current BSS state structure */ + memset(&priv->curbssparams.rates, 0, sizeof(priv->curbssparams.rates)); + memcpy(&priv->curbssparams.rates, join_cmd->bss.rates, ratesize); + + /* Set MSB on basic rates as the firmware requires, but _after_ + * copying to current bss rates. + */ + lbs_set_basic_rate_flags(join_cmd->bss.rates, ratesize); + + join_cmd->bss.ssparamset.ibssparamset.atimwindow = + cpu_to_le16(bss->atimwindow); + + if (assoc_req->secinfo.wep_enabled) { + u16 tmp = le16_to_cpu(join_cmd->bss.capability); + tmp |= WLAN_CAPABILITY_PRIVACY; + join_cmd->bss.capability = cpu_to_le16(tmp); + } + + if (priv->psmode == LBS802_11POWERMODEMAX_PSP) { + /* wake up first */ + __le32 Localpsmode; + + Localpsmode = cpu_to_le32(LBS802_11POWERMODECAM); + ret = lbs_prepare_and_send_command(priv, + CMD_802_11_PS_MODE, + CMD_ACT_SET, + 0, 0, &Localpsmode); + + if (ret) { + ret = -1; + goto done; + } + } + + if (lbs_parse_dnld_countryinfo_11d(priv, bss)) { + ret = -1; + goto done; + } + + cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_ad_hoc_join) + + S_DS_GEN + cmdappendsize); + +done: + lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret); + return ret; +} + +int lbs_ret_80211_associate(struct lbs_private *priv, + struct cmd_ds_command *resp) +{ + int ret = 0; + union iwreq_data wrqu; + struct ieeetypes_assocrsp *passocrsp; + struct bss_descriptor *bss; + u16 status_code; + + lbs_deb_enter(LBS_DEB_ASSOC); + + if (!priv->in_progress_assoc_req) { + lbs_deb_assoc("ASSOC_RESP: no in-progress assoc request\n"); + ret = -1; + goto done; + } + bss = &priv->in_progress_assoc_req->bss; + + passocrsp = (struct ieeetypes_assocrsp *) &resp->params; + + /* + * Older FW versions map the IEEE 802.11 Status Code in the association + * response to the following values returned in passocrsp->statuscode: + * + * IEEE Status Code Marvell Status Code + * 0 -> 0x0000 ASSOC_RESULT_SUCCESS + * 13 -> 0x0004 ASSOC_RESULT_AUTH_REFUSED + * 14 -> 0x0004 ASSOC_RESULT_AUTH_REFUSED + * 15 -> 0x0004 ASSOC_RESULT_AUTH_REFUSED + * 16 -> 0x0004 ASSOC_RESULT_AUTH_REFUSED + * others -> 0x0003 ASSOC_RESULT_REFUSED + * + * Other response codes: + * 0x0001 -> ASSOC_RESULT_INVALID_PARAMETERS (unused) + * 0x0002 -> ASSOC_RESULT_TIMEOUT (internal timer expired waiting for + * association response from the AP) + */ + + status_code = le16_to_cpu(passocrsp->statuscode); + switch (status_code) { + case 0x00: + break; + case 0x01: + lbs_deb_assoc("ASSOC_RESP: invalid parameters\n"); + break; + case 0x02: + lbs_deb_assoc("ASSOC_RESP: internal timer " + "expired while waiting for the AP\n"); + break; + case 0x03: + lbs_deb_assoc("ASSOC_RESP: association " + "refused by AP\n"); + break; + case 0x04: + lbs_deb_assoc("ASSOC_RESP: authentication " + "refused by AP\n"); + break; + default: + lbs_deb_assoc("ASSOC_RESP: failure reason 0x%02x " + " unknown\n", status_code); + break; + } + + if (status_code) { + lbs_mac_event_disconnected(priv); + ret = -1; + goto done; + } + + lbs_deb_hex(LBS_DEB_ASSOC, "ASSOC_RESP", (void *)&resp->params, + le16_to_cpu(resp->size) - S_DS_GEN); + + /* Send a Media Connected event, according to the Spec */ + priv->connect_status = LBS_CONNECTED; + + /* Update current SSID and BSSID */ + memcpy(&priv->curbssparams.ssid, &bss->ssid, IW_ESSID_MAX_SIZE); + priv->curbssparams.ssid_len = bss->ssid_len; + memcpy(priv->curbssparams.bssid, bss->bssid, ETH_ALEN); + + priv->SNR[TYPE_RXPD][TYPE_AVG] = 0; + priv->NF[TYPE_RXPD][TYPE_AVG] = 0; + + memset(priv->rawSNR, 0x00, sizeof(priv->rawSNR)); + memset(priv->rawNF, 0x00, sizeof(priv->rawNF)); + priv->nextSNRNF = 0; + priv->numSNRNF = 0; + + netif_carrier_on(priv->dev); + if (!priv->tx_pending_len) + netif_wake_queue(priv->dev); + + memcpy(wrqu.ap_addr.sa_data, priv->curbssparams.bssid, ETH_ALEN); + wrqu.ap_addr.sa_family = ARPHRD_ETHER; + wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); + +done: + lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); + return ret; +} + +int lbs_ret_80211_disassociate(struct lbs_private *priv) +{ + lbs_deb_enter(LBS_DEB_JOIN); + + lbs_mac_event_disconnected(priv); + + lbs_deb_leave(LBS_DEB_JOIN); + return 0; +} + +int lbs_ret_80211_ad_hoc_start(struct lbs_private *priv, + struct cmd_ds_command *resp) +{ + int ret = 0; + u16 command = le16_to_cpu(resp->command); + u16 result = le16_to_cpu(resp->result); + struct cmd_ds_802_11_ad_hoc_result *padhocresult; + union iwreq_data wrqu; + struct bss_descriptor *bss; + DECLARE_MAC_BUF(mac); + + lbs_deb_enter(LBS_DEB_JOIN); + + padhocresult = &resp->params.result; + + lbs_deb_join("ADHOC_RESP: size = %d\n", le16_to_cpu(resp->size)); + lbs_deb_join("ADHOC_RESP: command = %x\n", command); + lbs_deb_join("ADHOC_RESP: result = %x\n", result); + + if (!priv->in_progress_assoc_req) { + lbs_deb_join("ADHOC_RESP: no in-progress association " + "request\n"); + ret = -1; + goto done; + } + bss = &priv->in_progress_assoc_req->bss; + + /* + * Join result code 0 --> SUCCESS + */ + if (result) { + lbs_deb_join("ADHOC_RESP: failed\n"); + if (priv->connect_status == LBS_CONNECTED) + lbs_mac_event_disconnected(priv); + ret = -1; + goto done; + } + + /* + * Now the join cmd should be successful + * If BSSID has changed use SSID to compare instead of BSSID + */ + lbs_deb_join("ADHOC_RESP: associated to '%s'\n", + escape_essid(bss->ssid, bss->ssid_len)); + + /* Send a Media Connected event, according to the Spec */ + priv->connect_status = LBS_CONNECTED; + + if (command == CMD_RET(CMD_802_11_AD_HOC_START)) { + /* Update the created network descriptor with the new BSSID */ + memcpy(bss->bssid, padhocresult->bssid, ETH_ALEN); + } + + /* Set the BSSID from the joined/started descriptor */ + memcpy(&priv->curbssparams.bssid, bss->bssid, ETH_ALEN); + + /* Set the new SSID to current SSID */ + memcpy(&priv->curbssparams.ssid, &bss->ssid, IW_ESSID_MAX_SIZE); + priv->curbssparams.ssid_len = bss->ssid_len; + + netif_carrier_on(priv->dev); + if (!priv->tx_pending_len) + netif_wake_queue(priv->dev); + + memset(&wrqu, 0, sizeof(wrqu)); + memcpy(wrqu.ap_addr.sa_data, priv->curbssparams.bssid, ETH_ALEN); + wrqu.ap_addr.sa_family = ARPHRD_ETHER; + wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); + + lbs_deb_join("ADHOC_RESP: - Joined/Started Ad Hoc\n"); + lbs_deb_join("ADHOC_RESP: channel = %d\n", priv->curbssparams.channel); + lbs_deb_join("ADHOC_RESP: BSSID = %s\n", + print_mac(mac, padhocresult->bssid)); + +done: + lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret); + return ret; +} + +int lbs_ret_80211_ad_hoc_stop(struct lbs_private *priv) +{ + lbs_deb_enter(LBS_DEB_JOIN); + + lbs_mac_event_disconnected(priv); + + lbs_deb_leave(LBS_DEB_JOIN); + return 0; +} diff --git a/drivers/net/wireless/libertas/assoc.h b/drivers/net/wireless/libertas/assoc.h index d489cf4cc1e..c516fbe518f 100644 --- a/drivers/net/wireless/libertas/assoc.h +++ b/drivers/net/wireless/libertas/assoc.h @@ -8,4 +8,32 @@ void lbs_association_worker(struct work_struct *work); struct assoc_request *lbs_get_association_request(struct lbs_private *priv); +struct cmd_ds_command; +int lbs_cmd_80211_authenticate(struct lbs_private *priv, + struct cmd_ds_command *cmd, + void *pdata_buf); +int lbs_cmd_80211_ad_hoc_join(struct lbs_private *priv, + struct cmd_ds_command *cmd, + void *pdata_buf); +int lbs_cmd_80211_ad_hoc_stop(struct cmd_ds_command *cmd); +int lbs_cmd_80211_ad_hoc_start(struct lbs_private *priv, + struct cmd_ds_command *cmd, + void *pdata_buf); +int lbs_cmd_80211_deauthenticate(struct lbs_private *priv, + struct cmd_ds_command *cmd); +int lbs_cmd_80211_associate(struct lbs_private *priv, + struct cmd_ds_command *cmd, + void *pdata_buf); + +int lbs_ret_80211_ad_hoc_start(struct lbs_private *priv, + struct cmd_ds_command *resp); +int lbs_ret_80211_ad_hoc_stop(struct lbs_private *priv); +int lbs_ret_80211_disassociate(struct lbs_private *priv); +int lbs_ret_80211_associate(struct lbs_private *priv, + struct cmd_ds_command *resp); + +int lbs_stop_adhoc_network(struct lbs_private *priv); + +int lbs_send_deauthentication(struct lbs_private *priv); + #endif /* _LBS_ASSOC_H */ diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c index dbaf8b9e47d..4e6d0194837 100644 --- a/drivers/net/wireless/libertas/cmd.c +++ b/drivers/net/wireless/libertas/cmd.c @@ -9,7 +9,7 @@ #include "decl.h" #include "defs.h" #include "dev.h" -#include "join.h" +#include "assoc.h" #include "wext.h" #include "cmd.h" diff --git a/drivers/net/wireless/libertas/cmdresp.c b/drivers/net/wireless/libertas/cmdresp.c index e60d03bf8d1..245d3c3a927 100644 --- a/drivers/net/wireless/libertas/cmdresp.c +++ b/drivers/net/wireless/libertas/cmdresp.c @@ -12,7 +12,7 @@ #include "decl.h" #include "defs.h" #include "dev.h" -#include "join.h" +#include "assoc.h" #include "wext.h" /** diff --git a/drivers/net/wireless/libertas/ethtool.c b/drivers/net/wireless/libertas/ethtool.c index 7c8ce7d0f23..be226c1885a 100644 --- a/drivers/net/wireless/libertas/ethtool.c +++ b/drivers/net/wireless/libertas/ethtool.c @@ -6,7 +6,6 @@ #include "decl.h" #include "defs.h" #include "dev.h" -#include "join.h" #include "wext.h" #include "cmd.h" diff --git a/drivers/net/wireless/libertas/join.c b/drivers/net/wireless/libertas/join.c deleted file mode 100644 index 3e5026ff2ff..00000000000 --- a/drivers/net/wireless/libertas/join.c +++ /dev/null @@ -1,872 +0,0 @@ -/** - * Functions implementing wlan infrastructure and adhoc join routines, - * IOCTL handlers as well as command preperation and response routines - * for sending adhoc start, adhoc join, and association commands - * to the firmware. - */ -#include <linux/netdevice.h> -#include <linux/if_arp.h> -#include <linux/wireless.h> -#include <linux/etherdevice.h> - -#include <net/iw_handler.h> - -#include "host.h" -#include "decl.h" -#include "join.h" -#include "dev.h" -#include "assoc.h" - -/* The firmware needs certain bits masked out of the beacon-derviced capability - * field when associating/joining to BSSs. - */ -#define CAPINFO_MASK (~(0xda00)) - -/** - * @brief This function finds common rates between rate1 and card rates. - * - * It will fill common rates in rate1 as output if found. - * - * NOTE: Setting the MSB of the basic rates need to be taken - * care, either before or after calling this function - * - * @param priv A pointer to struct lbs_private structure - * @param rate1 the buffer which keeps input and output - * @param rate1_size the size of rate1 buffer; new size of buffer on return - * - * @return 0 or -1 - */ -static int get_common_rates(struct lbs_private *priv, - u8 *rates, - u16 *rates_size) -{ - u8 *card_rates = lbs_bg_rates; - size_t num_card_rates = sizeof(lbs_bg_rates); - int ret = 0, i, j; - u8 tmp[30]; - size_t tmp_size = 0; - - /* For each rate in card_rates that exists in rate1, copy to tmp */ - for (i = 0; card_rates[i] && (i < num_card_rates); i++) { - for (j = 0; rates[j] && (j < *rates_size); j++) { - if (rates[j] == card_rates[i]) - tmp[tmp_size++] = card_rates[i]; - } - } - - lbs_deb_hex(LBS_DEB_JOIN, "AP rates ", rates, *rates_size); - lbs_deb_hex(LBS_DEB_JOIN, "card rates ", card_rates, num_card_rates); - lbs_deb_hex(LBS_DEB_JOIN, "common rates", tmp, tmp_size); - lbs_deb_join("TX data rate 0x%02x\n", priv->cur_rate); - - if (!priv->auto_rate) { - for (i = 0; i < tmp_size; i++) { - if (tmp[i] == priv->cur_rate) - goto done; - } - lbs_pr_alert("Previously set fixed data rate %#x isn't " - "compatible with the network.\n", priv->cur_rate); - ret = -1; - goto done; - } - ret = 0; - -done: - memset(rates, 0, *rates_size); - *rates_size = min_t(int, tmp_size, *rates_size); - memcpy(rates, tmp, *rates_size); - return ret; -} - - -/** - * @brief Sets the MSB on basic rates as the firmware requires - * - * Scan through an array and set the MSB for basic data rates. - * - * @param rates buffer of data rates - * @param len size of buffer - */ -static void lbs_set_basic_rate_flags(u8 *rates, size_t len) -{ - int i; - - for (i = 0; i < len; i++) { - if (rates[i] == 0x02 || rates[i] == 0x04 || - rates[i] == 0x0b || rates[i] == 0x16) - rates[i] |= 0x80; - } -} - -/** - * @brief Associate to a specific BSS discovered in a scan - * - * @param priv A pointer to struct lbs_private structure - * @param pbssdesc Pointer to the BSS descriptor to associate with. - * - * @return 0-success, otherwise fail - */ -int lbs_associate(struct lbs_private *priv, struct assoc_request *assoc_req) -{ - int ret; - - lbs_deb_enter(LBS_DEB_ASSOC); - - ret = lbs_prepare_and_send_command(priv, CMD_802_11_AUTHENTICATE, - 0, CMD_OPTION_WAITFORRSP, - 0, assoc_req->bss.bssid); - - if (ret) - goto done; - - /* set preamble to firmware */ - if ( (priv->capability & WLAN_CAPABILITY_SHORT_PREAMBLE) - && (assoc_req->bss.capability & WLAN_CAPABILITY_SHORT_PREAMBLE)) - priv->preamble = CMD_TYPE_SHORT_PREAMBLE; - else - priv->preamble = CMD_TYPE_LONG_PREAMBLE; - - lbs_set_radio_control(priv); - - ret = lbs_prepare_and_send_command(priv, CMD_802_11_ASSOCIATE, - 0, CMD_OPTION_WAITFORRSP, 0, assoc_req); - -done: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - -/** - * @brief Start an Adhoc Network - * - * @param priv A pointer to struct lbs_private structure - * @param adhocssid The ssid of the Adhoc Network - * @return 0--success, -1--fail - */ -int lbs_start_adhoc_network(struct lbs_private *priv, - struct assoc_request *assoc_req) -{ - int ret = 0; - - priv->adhoccreate = 1; - - if (priv->capability & WLAN_CAPABILITY_SHORT_PREAMBLE) { - lbs_deb_join("AdhocStart: Short preamble\n"); - priv->preamble = CMD_TYPE_SHORT_PREAMBLE; - } else { - lbs_deb_join("AdhocStart: Long preamble\n"); - priv->preamble = CMD_TYPE_LONG_PREAMBLE; - } - - lbs_set_radio_control(priv); - - lbs_deb_join("AdhocStart: channel = %d\n", assoc_req->channel); - lbs_deb_join("AdhocStart: band = %d\n", assoc_req->band); - - ret = lbs_prepare_and_send_command(priv, CMD_802_11_AD_HOC_START, - 0, CMD_OPTION_WAITFORRSP, 0, assoc_req); - - return ret; -} - -/** - * @brief Join an adhoc network found in a previous scan - * - * @param priv A pointer to struct lbs_private structure - * @param pbssdesc Pointer to a BSS descriptor found in a previous scan - * to attempt to join - * - * @return 0--success, -1--fail - */ -int lbs_join_adhoc_network(struct lbs_private *priv, - struct assoc_request *assoc_req) -{ - struct bss_descriptor * bss = &assoc_req->bss; - int ret = 0; - - lbs_deb_join("%s: Current SSID '%s', ssid length %u\n", - __func__, - escape_essid(priv->curbssparams.ssid, - priv->curbssparams.ssid_len), - priv->curbssparams.ssid_len); - lbs_deb_join("%s: requested ssid '%s', ssid length %u\n", - __func__, escape_essid(bss->ssid, bss->ssid_len), - bss->ssid_len); - - /* check if the requested SSID is already joined */ - if ( priv->curbssparams.ssid_len - && !lbs_ssid_cmp(priv->curbssparams.ssid, - priv->curbssparams.ssid_len, - bss->ssid, bss->ssid_len) - && (priv->mode == IW_MODE_ADHOC) - && (priv->connect_status == LBS_CONNECTED)) { - union iwreq_data wrqu; - - lbs_deb_join("ADHOC_J_CMD: New ad-hoc SSID is the same as " - "current, not attempting to re-join"); - - /* Send the re-association event though, because the association - * request really was successful, even if just a null-op. - */ - memset(&wrqu, 0, sizeof(wrqu)); - memcpy(wrqu.ap_addr.sa_data, priv->curbssparams.bssid, - ETH_ALEN); - wrqu.ap_addr.sa_family = ARPHRD_ETHER; - wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); - goto out; - } - - /* Use shortpreamble only when both creator and card supports - short preamble */ - if ( !(bss->capability & WLAN_CAPABILITY_SHORT_PREAMBLE) - || !(priv->capability & WLAN_CAPABILITY_SHORT_PREAMBLE)) { - lbs_deb_join("AdhocJoin: Long preamble\n"); - priv->preamble = CMD_TYPE_LONG_PREAMBLE; - } else { - lbs_deb_join("AdhocJoin: Short preamble\n"); - priv->preamble = CMD_TYPE_SHORT_PREAMBLE; - } - - lbs_set_radio_control(priv); - - lbs_deb_join("AdhocJoin: channel = %d\n", assoc_req->channel); - lbs_deb_join("AdhocJoin: band = %c\n", assoc_req->band); - - priv->adhoccreate = 0; - - ret = lbs_prepare_and_send_command(priv, CMD_802_11_AD_HOC_JOIN, - 0, CMD_OPTION_WAITFORRSP, - OID_802_11_SSID, assoc_req); - -out: - return ret; -} - -int lbs_stop_adhoc_network(struct lbs_private *priv) -{ - return lbs_prepare_and_send_command(priv, CMD_802_11_AD_HOC_STOP, - 0, CMD_OPTION_WAITFORRSP, 0, NULL); -} - -/** - * @brief Send Deauthentication Request - * - * @param priv A pointer to struct lbs_private structure - * @return 0--success, -1--fail - */ -int lbs_send_deauthentication(struct lbs_private *priv) -{ - return lbs_prepare_and_send_command(priv, CMD_802_11_DEAUTHENTICATE, - 0, CMD_OPTION_WAITFORRSP, 0, NULL); -} - -/** - * @brief This function prepares command of authenticate. - * - * @param priv A pointer to struct lbs_private structure - * @param cmd A pointer to cmd_ds_command structure - * @param pdata_buf Void cast of pointer to a BSSID to authenticate with - * - * @return 0 or -1 - */ -int lbs_cmd_80211_authenticate(struct lbs_private *priv, - struct cmd_ds_command *cmd, - void *pdata_buf) -{ - struct cmd_ds_802_11_authenticate *pauthenticate = &cmd->params.auth; - int ret = -1; - u8 *bssid = pdata_buf; - DECLARE_MAC_BUF(mac); - - lbs_deb_enter(LBS_DEB_JOIN); - - cmd->command = cpu_to_le16(CMD_802_11_AUTHENTICATE); - cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_authenticate) - + S_DS_GEN); - - /* translate auth mode to 802.11 defined wire value */ - switch (priv->secinfo.auth_mode) { - case IW_AUTH_ALG_OPEN_SYSTEM: - pauthenticate->authtype = 0x00; - break; - case IW_AUTH_ALG_SHARED_KEY: - pauthenticate->authtype = 0x01; - break; - case IW_AUTH_ALG_LEAP: - pauthenticate->authtype = 0x80; - break; - default: - lbs_deb_join("AUTH_CMD: invalid auth alg 0x%X\n", - priv->secinfo.auth_mode); - goto out; - } - - memcpy(pauthenticate->macaddr, bssid, ETH_ALEN); - - lbs_deb_join("AUTH_CMD: BSSID %s, auth 0x%x\n", - print_mac(mac, bssid), pauthenticate->authtype); - ret = 0; - -out: - lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret); - return ret; -} - -int lbs_cmd_80211_deauthenticate(struct lbs_private *priv, - struct cmd_ds_command *cmd) -{ - struct cmd_ds_802_11_deauthenticate *dauth = &cmd->params.deauth; - - lbs_deb_enter(LBS_DEB_JOIN); - - cmd->command = cpu_to_le16(CMD_802_11_DEAUTHENTICATE); - cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_deauthenticate) + - S_DS_GEN); - - /* set AP MAC address */ - memmove(dauth->macaddr, priv->curbssparams.bssid, ETH_ALEN); - - /* Reason code 3 = Station is leaving */ -#define REASON_CODE_STA_LEAVING 3 - dauth->reasoncode = cpu_to_le16(REASON_CODE_STA_LEAVING); - - lbs_deb_leave(LBS_DEB_JOIN); - return 0; -} - -int lbs_cmd_80211_associate(struct lbs_private *priv, - struct cmd_ds_command *cmd, void *pdata_buf) -{ - struct cmd_ds_802_11_associate *passo = &cmd->params.associate; - int ret = 0; - struct assoc_request * assoc_req = pdata_buf; - struct bss_descriptor * bss = &assoc_req->bss; - u8 *pos; - u16 tmpcap, tmplen; - struct mrvlietypes_ssidparamset *ssid; - struct mrvlietypes_phyparamset *phy; - struct mrvlietypes_ssparamset *ss; - struct mrvlietypes_ratesparamset *rates; - struct mrvlietypes_rsnparamset *rsn; - - lbs_deb_enter(LBS_DEB_ASSOC); - - pos = (u8 *) passo; - - if (!priv) { - ret = -1; - goto done; - } - - cmd->command = cpu_to_le16(CMD_802_11_ASSOCIATE); - - memcpy(passo->peerstaaddr, bss->bssid, sizeof(passo->peerstaaddr)); - pos += sizeof(passo->peerstaaddr); - - /* set the listen interval */ - passo->listeninterval = cpu_to_le16(MRVDRV_DEFAULT_LISTEN_INTERVAL); - - pos += sizeof(passo->capability); - pos += sizeof(passo->listeninterval); - pos += sizeof(passo->bcnperiod); - pos += sizeof(passo->dtimperiod); - - ssid = (struct mrvlietypes_ssidparamset *) pos; - ssid->header.type = cpu_to_le16(TLV_TYPE_SSID); - tmplen = bss->ssid_len; - ssid->header.len = cpu_to_le16(tmplen); - memcpy(ssid->ssid, bss->ssid, tmplen); - pos += sizeof(ssid->header) + tmplen; - - phy = (struct mrvlietypes_phyparamset *) pos; - phy->header.type = cpu_to_le16(TLV_TYPE_PHY_DS); - tmplen = sizeof(phy->fh_ds.dsparamset); - phy->header.len = cpu_to_le16(tmplen); - memcpy(&phy->fh_ds.dsparamset, - &bss->phyparamset.dsparamset.currentchan, - tmplen); - pos += sizeof(phy->header) + tmplen; - - ss = (struct mrvlietypes_ssparamset *) pos; - ss->header.type = cpu_to_le16(TLV_TYPE_CF); - tmplen = sizeof(ss->cf_ibss.cfparamset); - ss->header.len = cpu_to_le16(tmplen); - pos += sizeof(ss->header) + tmplen; - - rates = (struct mrvlietypes_ratesparamset *) pos; - rates->header.type = cpu_to_le16(TLV_TYPE_RATES); - memcpy(&rates->rates, &bss->rates, MAX_RATES); - tmplen = MAX_RATES; - if (get_common_rates(priv, rates->rates, &tmplen)) { - ret = -1; - goto done; - } - pos += sizeof(rates->header) + tmplen; - rates->header.len = cpu_to_le16(tmplen); - lbs_deb_assoc("ASSOC_CMD: num rates %u\n", tmplen); - - /* Copy the infra. association rates into Current BSS state structure */ - memset(&priv->curbssparams.rates, 0, sizeof(priv->curbssparams.rates)); - memcpy(&priv->curbssparams.rates, &rates->rates, tmplen); - - /* Set MSB on basic rates as the firmware requires, but _after_ - * copying to current bss rates. - */ - lbs_set_basic_rate_flags(rates->rates, tmplen); - - if (assoc_req->secinfo.WPAenabled || assoc_req->secinfo.WPA2enabled) { - rsn = (struct mrvlietypes_rsnparamset *) pos; - /* WPA_IE or WPA2_IE */ - rsn->header.type = cpu_to_le16((u16) assoc_req->wpa_ie[0]); - tmplen = (u16) assoc_req->wpa_ie[1]; - rsn->header.len = cpu_to_le16(tmplen); - memcpy(rsn->rsnie, &assoc_req->wpa_ie[2], tmplen); - lbs_deb_hex(LBS_DEB_JOIN, "ASSOC_CMD: RSN IE", (u8 *) rsn, - sizeof(rsn->header) + tmplen); - pos += sizeof(rsn->header) + tmplen; - } - - /* update curbssparams */ - priv->curbssparams.channel = bss->phyparamset.dsparamset.currentchan; - - if (lbs_parse_dnld_countryinfo_11d(priv, bss)) { - ret = -1; - goto done; - } - - cmd->size = cpu_to_le16((u16) (pos - (u8 *) passo) + S_DS_GEN); - - /* set the capability info */ - tmpcap = (bss->capability & CAPINFO_MASK); - if (bss->mode == IW_MODE_INFRA) - tmpcap |= WLAN_CAPABILITY_ESS; - passo->capability = cpu_to_le16(tmpcap); - lbs_deb_assoc("ASSOC_CMD: capability 0x%04x\n", tmpcap); - -done: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - -int lbs_cmd_80211_ad_hoc_start(struct lbs_private *priv, - struct cmd_ds_command *cmd, void *pdata_buf) -{ - struct cmd_ds_802_11_ad_hoc_start *adhs = &cmd->params.ads; - int ret = 0; - int cmdappendsize = 0; - struct assoc_request * assoc_req = pdata_buf; - u16 tmpcap = 0; - size_t ratesize = 0; - - lbs_deb_enter(LBS_DEB_JOIN); - - if (!priv) { - ret = -1; - goto done; - } - - cmd->command = cpu_to_le16(CMD_802_11_AD_HOC_START); - - /* - * Fill in the parameters for 2 data structures: - * 1. cmd_ds_802_11_ad_hoc_start command - * 2. priv->scantable[i] - * - * Driver will fill up SSID, bsstype,IBSS param, Physical Param, - * probe delay, and cap info. - * - * Firmware will fill up beacon period, DTIM, Basic rates - * and operational rates. - */ - - memset(adhs->ssid, 0, IW_ESSID_MAX_SIZE); - memcpy(adhs->ssid, assoc_req->ssid, assoc_req->ssid_len); - - lbs_deb_join("ADHOC_S_CMD: SSID '%s', ssid length %u\n", - escape_essid(assoc_req->ssid, assoc_req->ssid_len), - assoc_req->ssid_len); - - /* set the BSS type */ - adhs->bsstype = CMD_BSS_TYPE_IBSS; - priv->mode = IW_MODE_ADHOC; - if (priv->beacon_period == 0) - priv->beacon_period = MRVDRV_BEACON_INTERVAL; - adhs->beaconperiod = cpu_to_le16(priv->beacon_period); - - /* set Physical param set */ -#define DS_PARA_IE_ID 3 -#define DS_PARA_IE_LEN 1 - - adhs->phyparamset.dsparamset.elementid = DS_PARA_IE_ID; - adhs->phyparamset.dsparamset.len = DS_PARA_IE_LEN; - - WARN_ON(!assoc_req->channel); - - lbs_deb_join("ADHOC_S_CMD: Creating ADHOC on channel %d\n", - assoc_req->channel); - - adhs->phyparamset.dsparamset.currentchan = assoc_req->channel; - - /* set IBSS param set */ -#define IBSS_PARA_IE_ID 6 -#define IBSS_PARA_IE_LEN 2 - - adhs->ssparamset.ibssparamset.elementid = IBSS_PARA_IE_ID; - adhs->ssparamset.ibssparamset.len = IBSS_PARA_IE_LEN; - adhs->ssparamset.ibssparamset.atimwindow = 0; - - /* set capability info */ - tmpcap = WLAN_CAPABILITY_IBSS; - if (assoc_req->secinfo.wep_enabled) { - lbs_deb_join("ADHOC_S_CMD: WEP enabled, setting privacy on\n"); - tmpcap |= WLAN_CAPABILITY_PRIVACY; - } else { - lbs_deb_join("ADHOC_S_CMD: WEP disabled, setting privacy off\n"); - } - adhs->capability = cpu_to_le16(tmpcap); - - /* probedelay */ - adhs->probedelay = cpu_to_le16(CMD_SCAN_PROBE_DELAY_TIME); - - memset(adhs->rates, 0, sizeof(adhs->rates)); - ratesize = min(sizeof(adhs->rates), sizeof(lbs_bg_rates)); - memcpy(adhs->rates, lbs_bg_rates, ratesize); - - /* Copy the ad-hoc creating rates into Current BSS state structure */ - memset(&priv->curbssparams.rates, 0, sizeof(priv->curbssparams.rates)); - memcpy(&priv->curbssparams.rates, &adhs->rates, ratesize); - - /* Set MSB on basic rates as the firmware requires, but _after_ - * copying to current bss rates. - */ - lbs_set_basic_rate_flags(adhs->rates, ratesize); - - lbs_deb_join("ADHOC_S_CMD: rates=%02x %02x %02x %02x \n", - adhs->rates[0], adhs->rates[1], adhs->rates[2], adhs->rates[3]); - - lbs_deb_join("ADHOC_S_CMD: AD HOC Start command is ready\n"); - - if (lbs_create_dnld_countryinfo_11d(priv)) { - lbs_deb_join("ADHOC_S_CMD: dnld_countryinfo_11d failed\n"); - ret = -1; - goto done; - } - - cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_ad_hoc_start) + - S_DS_GEN + cmdappendsize); - - ret = 0; -done: - lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret); - return ret; -} - -int lbs_cmd_80211_ad_hoc_stop(struct cmd_ds_command *cmd) -{ - cmd->command = cpu_to_le16(CMD_802_11_AD_HOC_STOP); - cmd->size = cpu_to_le16(S_DS_GEN); - - return 0; -} - -int lbs_cmd_80211_ad_hoc_join(struct lbs_private *priv, - struct cmd_ds_command *cmd, void *pdata_buf) -{ - struct cmd_ds_802_11_ad_hoc_join *join_cmd = &cmd->params.adj; - struct assoc_request * assoc_req = pdata_buf; - struct bss_descriptor *bss = &assoc_req->bss; - int cmdappendsize = 0; - int ret = 0; - u16 ratesize = 0; - DECLARE_MAC_BUF(mac); - - lbs_deb_enter(LBS_DEB_JOIN); - - cmd->command = cpu_to_le16(CMD_802_11_AD_HOC_JOIN); - - join_cmd->bss.type = CMD_BSS_TYPE_IBSS; - join_cmd->bss.beaconperiod = cpu_to_le16(bss->beaconperiod); - - memcpy(&join_cmd->bss.bssid, &bss->bssid, ETH_ALEN); - memcpy(&join_cmd->bss.ssid, &bss->ssid, bss->ssid_len); - - memcpy(&join_cmd->bss.phyparamset, &bss->phyparamset, - sizeof(union ieeetypes_phyparamset)); - - memcpy(&join_cmd->bss.ssparamset, &bss->ssparamset, - sizeof(union IEEEtypes_ssparamset)); - - join_cmd->bss.capability = cpu_to_le16(bss->capability & CAPINFO_MASK); - lbs_deb_join("ADHOC_J_CMD: tmpcap=%4X CAPINFO_MASK=%4X\n", - bss->capability, CAPINFO_MASK); - - /* information on BSSID descriptor passed to FW */ - lbs_deb_join( - "ADHOC_J_CMD: BSSID = %s, SSID = '%s'\n", - print_mac(mac, join_cmd->bss.bssid), - join_cmd->bss.ssid); - - /* failtimeout */ - join_cmd->failtimeout = cpu_to_le16(MRVDRV_ASSOCIATION_TIME_OUT); - - /* probedelay */ - join_cmd->probedelay = cpu_to_le16(CMD_SCAN_PROBE_DELAY_TIME); - - priv->curbssparams.channel = bss->channel; - - /* Copy Data rates from the rates recorded in scan response */ - memset(join_cmd->bss.rates, 0, sizeof(join_cmd->bss.rates)); - ratesize = min_t(u16, sizeof(join_cmd->bss.rates), MAX_RATES); - memcpy(join_cmd->bss.rates, bss->rates, ratesize); - if (get_common_rates(priv, join_cmd->bss.rates, &ratesize)) { - lbs_deb_join("ADHOC_J_CMD: get_common_rates returns error.\n"); - ret = -1; - goto done; - } - - /* Copy the ad-hoc creating rates into Current BSS state structure */ - memset(&priv->curbssparams.rates, 0, sizeof(priv->curbssparams.rates)); - memcpy(&priv->curbssparams.rates, join_cmd->bss.rates, ratesize); - - /* Set MSB on basic rates as the firmware requires, but _after_ - * copying to current bss rates. - */ - lbs_set_basic_rate_flags(join_cmd->bss.rates, ratesize); - - join_cmd->bss.ssparamset.ibssparamset.atimwindow = - cpu_to_le16(bss->atimwindow); - - if (assoc_req->secinfo.wep_enabled) { - u16 tmp = le16_to_cpu(join_cmd->bss.capability); - tmp |= WLAN_CAPABILITY_PRIVACY; - join_cmd->bss.capability = cpu_to_le16(tmp); - } - - if (priv->psmode == LBS802_11POWERMODEMAX_PSP) { - /* wake up first */ - __le32 Localpsmode; - - Localpsmode = cpu_to_le32(LBS802_11POWERMODECAM); - ret = lbs_prepare_and_send_command(priv, - CMD_802_11_PS_MODE, - CMD_ACT_SET, - 0, 0, &Localpsmode); - - if (ret) { - ret = -1; - goto done; - } - } - - if (lbs_parse_dnld_countryinfo_11d(priv, bss)) { - ret = -1; - goto done; - } - - cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_ad_hoc_join) + - S_DS_GEN + cmdappendsize); - -done: - lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret); - return ret; -} - -int lbs_ret_80211_associate(struct lbs_private *priv, - struct cmd_ds_command *resp) -{ - int ret = 0; - union iwreq_data wrqu; - struct ieeetypes_assocrsp *passocrsp; - struct bss_descriptor * bss; - u16 status_code; - - lbs_deb_enter(LBS_DEB_ASSOC); - - if (!priv->in_progress_assoc_req) { - lbs_deb_assoc("ASSOC_RESP: no in-progress assoc request\n"); - ret = -1; - goto done; - } - bss = &priv->in_progress_assoc_req->bss; - - passocrsp = (struct ieeetypes_assocrsp *) & resp->params; - - /* - * Older FW versions map the IEEE 802.11 Status Code in the association - * response to the following values returned in passocrsp->statuscode: - * - * IEEE Status Code Marvell Status Code - * 0 -> 0x0000 ASSOC_RESULT_SUCCESS - * 13 -> 0x0004 ASSOC_RESULT_AUTH_REFUSED - * 14 -> 0x0004 ASSOC_RESULT_AUTH_REFUSED - * 15 -> 0x0004 ASSOC_RESULT_AUTH_REFUSED - * 16 -> 0x0004 ASSOC_RESULT_AUTH_REFUSED - * others -> 0x0003 ASSOC_RESULT_REFUSED - * - * Other response codes: - * 0x0001 -> ASSOC_RESULT_INVALID_PARAMETERS (unused) - * 0x0002 -> ASSOC_RESULT_TIMEOUT (internal timer expired waiting for - * association response from the AP) - */ - - status_code = le16_to_cpu(passocrsp->statuscode); - switch (status_code) { - case 0x00: - break; - case 0x01: - lbs_deb_assoc("ASSOC_RESP: invalid parameters\n"); - break; - case 0x02: - lbs_deb_assoc("ASSOC_RESP: internal timer " - "expired while waiting for the AP\n"); - break; - case 0x03: - lbs_deb_assoc("ASSOC_RESP: association " - "refused by AP\n"); - break; - case 0x04: - lbs_deb_assoc("ASSOC_RESP: authentication " - "refused by AP\n"); - break; - default: - lbs_deb_assoc("ASSOC_RESP: failure reason 0x%02x " - " unknown\n", status_code); - break; - } - - if (status_code) { - lbs_mac_event_disconnected(priv); - ret = -1; - goto done; - } - - lbs_deb_hex(LBS_DEB_ASSOC, "ASSOC_RESP", (void *)&resp->params, - le16_to_cpu(resp->size) - S_DS_GEN); - - /* Send a Media Connected event, according to the Spec */ - priv->connect_status = LBS_CONNECTED; - - /* Update current SSID and BSSID */ - memcpy(&priv->curbssparams.ssid, &bss->ssid, IW_ESSID_MAX_SIZE); - priv->curbssparams.ssid_len = bss->ssid_len; - memcpy(priv->curbssparams.bssid, bss->bssid, ETH_ALEN); - - priv->SNR[TYPE_RXPD][TYPE_AVG] = 0; - priv->NF[TYPE_RXPD][TYPE_AVG] = 0; - - memset(priv->rawSNR, 0x00, sizeof(priv->rawSNR)); - memset(priv->rawNF, 0x00, sizeof(priv->rawNF)); - priv->nextSNRNF = 0; - priv->numSNRNF = 0; - - netif_carrier_on(priv->dev); - if (!priv->tx_pending_len) - netif_wake_queue(priv->dev); - - memcpy(wrqu.ap_addr.sa_data, priv->curbssparams.bssid, ETH_ALEN); - wrqu.ap_addr.sa_family = ARPHRD_ETHER; - wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); - -done: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - -int lbs_ret_80211_disassociate(struct lbs_private *priv) -{ - lbs_deb_enter(LBS_DEB_JOIN); - - lbs_mac_event_disconnected(priv); - - lbs_deb_leave(LBS_DEB_JOIN); - return 0; -} - -int lbs_ret_80211_ad_hoc_start(struct lbs_private *priv, - struct cmd_ds_command *resp) -{ - int ret = 0; - u16 command = le16_to_cpu(resp->command); - u16 result = le16_to_cpu(resp->result); - struct cmd_ds_802_11_ad_hoc_result *padhocresult; - union iwreq_data wrqu; - struct bss_descriptor *bss; - DECLARE_MAC_BUF(mac); - - lbs_deb_enter(LBS_DEB_JOIN); - - padhocresult = &resp->params.result; - - lbs_deb_join("ADHOC_RESP: size = %d\n", le16_to_cpu(resp->size)); - lbs_deb_join("ADHOC_RESP: command = %x\n", command); - lbs_deb_join("ADHOC_RESP: result = %x\n", result); - - if (!priv->in_progress_assoc_req) { - lbs_deb_join("ADHOC_RESP: no in-progress association request\n"); - ret = -1; - goto done; - } - bss = &priv->in_progress_assoc_req->bss; - - /* - * Join result code 0 --> SUCCESS - */ - if (result) { - lbs_deb_join("ADHOC_RESP: failed\n"); - if (priv->connect_status == LBS_CONNECTED) { - lbs_mac_event_disconnected(priv); - } - ret = -1; - goto done; - } - - /* - * Now the join cmd should be successful - * If BSSID has changed use SSID to compare instead of BSSID - */ - lbs_deb_join("ADHOC_RESP: associated to '%s'\n", - escape_essid(bss->ssid, bss->ssid_len)); - - /* Send a Media Connected event, according to the Spec */ - priv->connect_status = LBS_CONNECTED; - - if (command == CMD_RET(CMD_802_11_AD_HOC_START)) { - /* Update the created network descriptor with the new BSSID */ - memcpy(bss->bssid, padhocresult->bssid, ETH_ALEN); - } - - /* Set the BSSID from the joined/started descriptor */ - memcpy(&priv->curbssparams.bssid, bss->bssid, ETH_ALEN); - - /* Set the new SSID to current SSID */ - memcpy(&priv->curbssparams.ssid, &bss->ssid, IW_ESSID_MAX_SIZE); - priv->curbssparams.ssid_len = bss->ssid_len; - - netif_carrier_on(priv->dev); - if (!priv->tx_pending_len) - netif_wake_queue(priv->dev); - - memset(&wrqu, 0, sizeof(wrqu)); - memcpy(wrqu.ap_addr.sa_data, priv->curbssparams.bssid, ETH_ALEN); - wrqu.ap_addr.sa_family = ARPHRD_ETHER; - wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); - - lbs_deb_join("ADHOC_RESP: - Joined/Started Ad Hoc\n"); - lbs_deb_join("ADHOC_RESP: channel = %d\n", priv->curbssparams.channel); - lbs_deb_join("ADHOC_RESP: BSSID = %s\n", - print_mac(mac, padhocresult->bssid)); - -done: - lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret); - return ret; -} - -int lbs_ret_80211_ad_hoc_stop(struct lbs_private *priv) -{ - lbs_deb_enter(LBS_DEB_JOIN); - - lbs_mac_event_disconnected(priv); - - lbs_deb_leave(LBS_DEB_JOIN); - return 0; -} diff --git a/drivers/net/wireless/libertas/join.h b/drivers/net/wireless/libertas/join.h deleted file mode 100644 index bfc3a10a2f3..00000000000 --- a/drivers/net/wireless/libertas/join.h +++ /dev/null @@ -1,48 +0,0 @@ -/** - * Interface for the wlan infrastructure and adhoc join routines - * - * Driver interface functions and type declarations for the join module - * implemented in join.c. Process all start/join requests for - * both adhoc and infrastructure networks - */ -#ifndef _LBS_JOIN_H -#define _LBS_JOIN_H - -#include "defs.h" -#include "dev.h" - -struct cmd_ds_command; -int lbs_cmd_80211_authenticate(struct lbs_private *priv, - struct cmd_ds_command *cmd, - void *pdata_buf); -int lbs_cmd_80211_ad_hoc_join(struct lbs_private *priv, - struct cmd_ds_command *cmd, - void *pdata_buf); -int lbs_cmd_80211_ad_hoc_stop(struct cmd_ds_command *cmd); -int lbs_cmd_80211_ad_hoc_start(struct lbs_private *priv, - struct cmd_ds_command *cmd, - void *pdata_buf); -int lbs_cmd_80211_deauthenticate(struct lbs_private *priv, - struct cmd_ds_command *cmd); -int lbs_cmd_80211_associate(struct lbs_private *priv, - struct cmd_ds_command *cmd, - void *pdata_buf); - -int lbs_ret_80211_ad_hoc_start(struct lbs_private *priv, - struct cmd_ds_command *resp); -int lbs_ret_80211_ad_hoc_stop(struct lbs_private *priv); -int lbs_ret_80211_disassociate(struct lbs_private *priv); -int lbs_ret_80211_associate(struct lbs_private *priv, - struct cmd_ds_command *resp); - -int lbs_start_adhoc_network(struct lbs_private *priv, - struct assoc_request * assoc_req); -int lbs_join_adhoc_network(struct lbs_private *priv, - struct assoc_request * assoc_req); -int lbs_stop_adhoc_network(struct lbs_private *priv); - -int lbs_send_deauthentication(struct lbs_private *priv); - -int lbs_associate(struct lbs_private *priv, struct assoc_request *assoc_req); - -#endif diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c index 6c2af176da2..15c9cc8bab4 100644 --- a/drivers/net/wireless/libertas/main.c +++ b/drivers/net/wireless/libertas/main.c @@ -20,7 +20,6 @@ #include "wext.h" #include "debugfs.h" #include "assoc.h" -#include "join.h" #include "cmd.h" #define DRIVER_RELEASE_VERSION "323.p0" diff --git a/drivers/net/wireless/libertas/scan.c b/drivers/net/wireless/libertas/scan.c index 3825b7979fc..1c7003d7de4 100644 --- a/drivers/net/wireless/libertas/scan.c +++ b/drivers/net/wireless/libertas/scan.c @@ -19,7 +19,7 @@ #include "decl.h" #include "dev.h" #include "scan.h" -#include "join.h" +#include "assoc.h" #include "cmd.h" //! Approximate amount of data needed to pass a scan result back to iwlist diff --git a/drivers/net/wireless/libertas/wext.c b/drivers/net/wireless/libertas/wext.c index 738142e802d..37507213022 100644 --- a/drivers/net/wireless/libertas/wext.c +++ b/drivers/net/wireless/libertas/wext.c @@ -16,7 +16,6 @@ #include "decl.h" #include "defs.h" #include "dev.h" -#include "join.h" #include "wext.h" #include "assoc.h" #include "cmd.h" |