diff options
| -rw-r--r-- | drivers/net/wireless/hostap/hostap_80211_rx.c | 21 | ||||
| -rw-r--r-- | drivers/net/wireless/hostap/hostap_ioctl.c | 5 | ||||
| -rw-r--r-- | drivers/net/wireless/hostap/hostap_wlan.h | 14 |
3 files changed, 38 insertions, 2 deletions
diff --git a/drivers/net/wireless/hostap/hostap_80211_rx.c b/drivers/net/wireless/hostap/hostap_80211_rx.c index 4fd73809602..d669e5956ce 100644 --- a/drivers/net/wireless/hostap/hostap_80211_rx.c +++ b/drivers/net/wireless/hostap/hostap_80211_rx.c @@ -78,6 +78,9 @@ int prism2_rx_80211(struct net_device *dev, struct sk_buff *skb, prism_header = 2; phdrlen = sizeof(struct linux_wlan_ng_cap_hdr); } + } else if (dev->type == ARPHRD_IEEE80211_RADIOTAP) { + prism_header = 3; + phdrlen = sizeof(struct hostap_radiotap_rx); } else { prism_header = 0; phdrlen = 0; @@ -165,6 +168,24 @@ hdr->f.status = s; hdr->f.len = l; hdr->f.data = d hdr->ssi_noise = htonl(rx_stats->noise); hdr->preamble = htonl(0); /* unknown */ hdr->encoding = htonl(1); /* cck */ + } else if (prism_header == 3) { + struct hostap_radiotap_rx *hdr; + hdr = (struct hostap_radiotap_rx *)skb_push(skb, phdrlen); + memset(hdr, 0, phdrlen); + hdr->hdr.it_len = cpu_to_le16(phdrlen); + hdr->hdr.it_present = + cpu_to_le32((1 << IEEE80211_RADIOTAP_TSFT) | + (1 << IEEE80211_RADIOTAP_CHANNEL) | + (1 << IEEE80211_RADIOTAP_RATE) | + (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | + (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE)); + hdr->tsft = cpu_to_le64(rx_stats->mac_time); + hdr->chan_freq = cpu_to_le16(freq_list[local->channel - 1]); + hdr->chan_flags = cpu_to_le16(IEEE80211_CHAN_CCK | + IEEE80211_CHAN_2GHZ); + hdr->rate = rx_stats->rate / 5; + hdr->dbm_antsignal = rx_stats->signal; + hdr->dbm_antnoise = rx_stats->noise; } ret = skb->len - phdrlen; diff --git a/drivers/net/wireless/hostap/hostap_ioctl.c b/drivers/net/wireless/hostap/hostap_ioctl.c index ed52d98317c..3f8b1d7036e 100644 --- a/drivers/net/wireless/hostap/hostap_ioctl.c +++ b/drivers/net/wireless/hostap/hostap_ioctl.c @@ -897,6 +897,8 @@ static void hostap_monitor_set_type(local_info_t *local) if (local->monitor_type == PRISM2_MONITOR_PRISM || local->monitor_type == PRISM2_MONITOR_CAPHDR) { dev->type = ARPHRD_IEEE80211_PRISM; + } else if (local->monitor_type == PRISM2_MONITOR_RADIOTAP) { + dev->type = ARPHRD_IEEE80211_RADIOTAP; } else { dev->type = ARPHRD_IEEE80211; } @@ -2520,7 +2522,8 @@ static int prism2_ioctl_priv_prism2_param(struct net_device *dev, case PRISM2_PARAM_MONITOR_TYPE: if (value != PRISM2_MONITOR_80211 && value != PRISM2_MONITOR_CAPHDR && - value != PRISM2_MONITOR_PRISM) { + value != PRISM2_MONITOR_PRISM && + value != PRISM2_MONITOR_RADIOTAP) { ret = -EINVAL; break; } diff --git a/drivers/net/wireless/hostap/hostap_wlan.h b/drivers/net/wireless/hostap/hostap_wlan.h index 15445bce2ac..ffdf4876121 100644 --- a/drivers/net/wireless/hostap/hostap_wlan.h +++ b/drivers/net/wireless/hostap/hostap_wlan.h @@ -5,6 +5,7 @@ #include <linux/netdevice.h> #include <linux/mutex.h> #include <net/iw_handler.h> +#include <net/ieee80211_radiotap.h> #include "hostap_config.h" #include "hostap_common.h" @@ -55,6 +56,17 @@ struct linux_wlan_ng_cap_hdr { __be32 encoding; } __attribute__ ((packed)); +struct hostap_radiotap_rx { + struct ieee80211_radiotap_header hdr; + __le64 tsft; + u8 rate; + u8 padding; + __le16 chan_freq; + __le16 chan_flags; + s8 dbm_antsignal; + s8 dbm_antnoise; +} __attribute__ ((packed)); + #define LWNG_CAP_DID_BASE (4 | (1 << 6)) /* section 4, group 1 */ #define LWNG_CAPHDR_VERSION 0x80211001 @@ -734,7 +746,7 @@ struct local_info { unsigned long scan_timestamp; /* Time started to scan */ enum { PRISM2_MONITOR_80211 = 0, PRISM2_MONITOR_PRISM = 1, - PRISM2_MONITOR_CAPHDR = 2 + PRISM2_MONITOR_CAPHDR = 2, PRISM2_MONITOR_RADIOTAP = 3 } monitor_type; int monitor_allow_fcserr; |