113 lines
2.3 KiB
C
113 lines
2.3 KiB
C
#ifndef __IFNOW_H__
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#define __IFNOW_H__
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#define IFNOW_MAX_RECEIVE (512)
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#define DATARATE_1Mbps 0x02
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#define DATARATE_2Mbps 0x04
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#define DATARATE_6Mbps 0x0c
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#define DATARATE_9Mbps 0x12
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#define DATARATE_12Mbps 0x18
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#define DATARATE_18Mbps 0x24
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#define DATARATE_24Mbps 0x30
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#define DATARATE_36Mbps 0x48
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#define DATARATE_48Mbps 0x60
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#define DATARATE_54Mbps 0x6c
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#define CHANNEL_freq_1 2412
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#define CHANNEL_freq_2 2417
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#define CHANNEL_freq_3 2422
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#define CHANNEL_freq_4 2427
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#define CHANNEL_freq_5 2432
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#define CHANNEL_freq_6 2437
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#define CHANNEL_freq_7 2442
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#define CHANNEL_freq_8 2447
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#define CHANNEL_freq_9 2452
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#define CHANNEL_freq_10 2457
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#define CHANNEL_freq_11 2462
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#define CHANNEL_freq_12 2467
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#define CHANNEL_freq_13 2472
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#define WLAN_LEN 24
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#define ACTIONFRAME_HEADER_LEN 8
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#define VENDORSPECIFIC_CONTENT_LEN 7
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struct IEEE80211_radiotap {
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uint8_t version;
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uint8_t pad;
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uint16_t length;
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uint32_t present;
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uint8_t flags;
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uint8_t datarate;
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uint16_t channel_freq;
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uint16_t channel_flags_quarter;
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};
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#define IFNOW_RADIOTAP_DEFAULT() {\
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.version = 0,\
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.pad = 0,\
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.length = sizeof(struct IEEE80211_radiotap),\
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.present = 0x0000000e,\
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.flags = 0x10,\
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.datarate = DATARATE_6Mbps,\
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.channel_freq = CHANNEL_freq_1,\
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.channel_flags_quarter = 0x00c0,\
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}
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struct IEEE80211_vendorspecific {
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uint8_t elementID;
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uint8_t length;
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uint8_t OUI[3];
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uint8_t type;
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uint8_t version;
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uint8_t payload[250];
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} __attribute__((__packed__));
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#define IFNOW_VENDORSPECIFIC_DEFAULT() {\
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.elementID = 0xdd,\
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.OUI[0] = 0x18,\
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.OUI[1] = 0xfe,\
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.OUI[2] = 0x34,\
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.type = 0x04,\
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.version = 0x01,\
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}
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struct IEEE80211_actionframe {
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uint8_t category_code;
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uint8_t OUI[3];
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uint8_t unknown_bytes[4];
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struct IEEE80211_vendorspecific content;
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} __attribute__((__packed__));
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#define IFNOW_ACTIONFRAME_DEFAULT() {\
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.category_code = 0x7f,\
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.OUI[0] = 0x18,\
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.OUI[1] = 0xfe,\
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.OUI[2] = 0x34,\
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}
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struct IEEE80211_wlan {
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uint8_t type;
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uint8_t flags;
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uint16_t duration;
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uint8_t da[6];
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uint8_t sa[6];
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uint8_t bssid[6];
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uint16_t seq;
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struct IEEE80211_actionframe actionframe;
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uint32_t fcs;
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};
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#define IFNOW_WLAN_DEFAULT() {\
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.type = 0xd0,\
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.flags = 0x00,\
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.duration = 0x0000,\
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.seq = 0x0280,\
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.fcs = 0x00000000,\
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}
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typedef struct {
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struct IEEE80211_radiotap radiotap;
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struct IEEE80211_wlan wlan;
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} ifnow_packet_t;
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#endif // __IFNOW_H__
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