cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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rxtx.h (3507B)

      1/* SPDX-License-Identifier: GPL-2.0+ */
      2/*
      3 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
      4 * All rights reserved.
      5 *
      6 * Purpose:
      7 *
      8 * Author: Jerry Chen
      9 *
     10 * Date: Jun. 27, 2002
     11 *
     12 */
     13
     14#ifndef __RXTX_H__
     15#define __RXTX_H__
     16
     17#include "device.h"
     18#include "wcmd.h"
     19#include "baseband.h"
     20
     21#define DEFAULT_MGN_LIFETIME_RES_64us	125  /* 64us */
     22#define DEFAULT_MSDU_LIFETIME_RES_64us  8000
     23
     24/* Length, Service, and Signal fields of Phy for Tx */
     25struct vnt_phy_field {
     26	u8 signal;
     27	u8 service;
     28	__le16 len;
     29} __packed;
     30
     31/* MIC HDR data header */
     32struct vnt_mic_hdr {
     33	u8 id;
     34	u8 tx_priority;
     35	u8 mic_addr2[6];
     36	u8 ccmp_pn[IEEE80211_CCMP_PN_LEN];
     37	__be16 payload_len;
     38	__be16 hlen;
     39	__le16 frame_control;
     40	u8 addr1[6];
     41	u8 addr2[6];
     42	u8 addr3[6];
     43	__le16 seq_ctrl;
     44	u8 addr4[6];
     45	u16 packing; /* packing to 48 bytes */
     46} __packed;
     47
     48/* RsvTime buffer header */
     49struct vnt_rrv_time_rts {
     50	__le16 rts_rrv_time_ba;
     51	__le16 rts_rrv_time_aa;
     52	__le16 rts_rrv_time_bb;
     53	u16 wReserved;
     54	__le16 rrv_time_b;
     55	__le16 rrv_time_a;
     56} __packed;
     57
     58struct vnt_rrv_time_cts {
     59	__le16 cts_rrv_time_ba;
     60	u16 wReserved;
     61	__le16 rrv_time_b;
     62	__le16 rrv_time_a;
     63} __packed;
     64
     65struct vnt_rrv_time_ab {
     66	__le16 rts_rrv_time;
     67	__le16 rrv_time;
     68} __packed;
     69
     70/* TX data header */
     71struct vnt_tx_datahead_g {
     72	struct vnt_phy_field b;
     73	struct vnt_phy_field a;
     74	__le16 duration_b;
     75	__le16 duration_a;
     76	__le16 time_stamp_off_b;
     77	__le16 time_stamp_off_a;
     78} __packed;
     79
     80struct vnt_tx_datahead_ab {
     81	struct vnt_phy_field ab;
     82	__le16 duration;
     83	__le16 time_stamp_off;
     84} __packed;
     85
     86/* RTS buffer header */
     87struct vnt_rts_g {
     88	struct vnt_phy_field b;
     89	struct vnt_phy_field a;
     90	__le16 duration_ba;
     91	__le16 duration_aa;
     92	__le16 duration_bb;
     93	u16 wReserved;
     94	struct ieee80211_rts data;
     95	struct vnt_tx_datahead_g data_head;
     96} __packed __aligned(2);
     97
     98struct vnt_rts_ab {
     99	struct vnt_phy_field ab;
    100	__le16 duration;
    101	u16 wReserved;
    102	struct ieee80211_rts data;
    103	struct vnt_tx_datahead_ab data_head;
    104} __packed __aligned(2);
    105
    106/* CTS buffer header */
    107struct vnt_cts {
    108	struct vnt_phy_field b;
    109	__le16 duration_ba;
    110	u16 wReserved;
    111	struct ieee80211_cts data;
    112	u16 reserved2;
    113	struct vnt_tx_datahead_g data_head;
    114} __packed __aligned(2);
    115
    116union vnt_tx_data_head {
    117	/* rts g */
    118	struct vnt_rts_g rts_g;
    119	/* rts a/b */
    120	struct vnt_rts_ab rts_ab;
    121	/* cts g */
    122	struct vnt_cts cts_g;
    123	/* no rts/cts */
    124	struct vnt_tx_datahead_ab data_head_ab;
    125};
    126
    127struct vnt_tx_mic_hdr {
    128	struct vnt_mic_hdr hdr;
    129	union vnt_tx_data_head head;
    130} __packed;
    131
    132union vnt_tx {
    133	struct vnt_tx_mic_hdr mic;
    134	union vnt_tx_data_head head;
    135};
    136
    137union vnt_tx_head {
    138	struct {
    139		struct vnt_rrv_time_rts rts;
    140		union vnt_tx tx;
    141	} __packed tx_rts;
    142	struct {
    143		struct vnt_rrv_time_cts cts;
    144		union vnt_tx tx;
    145	} __packed tx_cts;
    146	struct {
    147		struct vnt_rrv_time_ab ab;
    148		union vnt_tx tx;
    149	} __packed tx_ab;
    150};
    151
    152struct vnt_tx_fifo_head {
    153	u8 tx_key[WLAN_KEY_LEN_CCMP];
    154	__le16 fifo_ctl;
    155	__le16 time_stamp;
    156	__le16 frag_ctl;
    157	__le16 current_rate;
    158} __packed;
    159
    160struct vnt_tx_buffer {
    161	struct vnt_tx_fifo_head fifo_head;
    162	union vnt_tx_head tx_head;
    163} __packed;
    164
    165struct vnt_tx_short_buf_head {
    166	__le16 fifo_ctl;
    167	u16 time_stamp;
    168	struct vnt_phy_field ab;
    169	__le16 duration;
    170	__le16 time_stamp_off;
    171} __packed;
    172
    173int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb);
    174int vnt_beacon_make(struct vnt_private *priv, struct ieee80211_vif *vif);
    175int vnt_beacon_enable(struct vnt_private *priv, struct ieee80211_vif *vif,
    176		      struct ieee80211_bss_conf *conf);
    177
    178#endif /* __RXTX_H__ */