Linux Audio
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Embedded Linux Audio
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/* SPDX-License-Identifier: GPL-2.0 */ #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)