radiotap.h

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#include <net/ieee80211_radiotap.h>

struct tx_radiotap_hdr {
    struct ieee80211_radiotap_header hdr;
    u8 rate;
    u8 txpower;
    u8 rts_retries;
    u8 data_retries;
} __packed;

#define TX_RADIOTAP_PRESENT (               \
    (1 << IEEE80211_RADIOTAP_RATE) |        \
    (1 << IEEE80211_RADIOTAP_DBM_TX_POWER) |    \
    (1 << IEEE80211_RADIOTAP_RTS_RETRIES) |     \
    (1 << IEEE80211_RADIOTAP_DATA_RETRIES)  |   \
    0)

#define IEEE80211_FC_VERSION_MASK    0x0003
#define IEEE80211_FC_TYPE_MASK       0x000c
#define IEEE80211_FC_TYPE_MGT        0x0000
#define IEEE80211_FC_TYPE_CTL        0x0004
#define IEEE80211_FC_TYPE_DATA       0x0008
#define IEEE80211_FC_SUBTYPE_MASK    0x00f0
#define IEEE80211_FC_TOFROMDS_MASK   0x0300
#define IEEE80211_FC_TODS_MASK       0x0100
#define IEEE80211_FC_FROMDS_MASK     0x0200
#define IEEE80211_FC_NODS            0x0000
#define IEEE80211_FC_TODS            0x0100
#define IEEE80211_FC_FROMDS          0x0200
#define IEEE80211_FC_DSTODS          0x0300

struct rx_radiotap_hdr {
    struct ieee80211_radiotap_header hdr;
    u8 flags;
    u8 rate;
    u8 antsignal;
} __packed;

#define RX_RADIOTAP_PRESENT (           \
    (1 << IEEE80211_RADIOTAP_FLAGS) |   \
    (1 << IEEE80211_RADIOTAP_RATE) |    \
    (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL) |\
    0)