LXR linux/drivers/staging/r8188eu/include/ieee80211

   1/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
   2/* Copyright(c) 2007 - 2011 Realtek Corporation. */
   3
   4#ifndef __IEEE80211_EXT_H
   5#define __IEEE80211_EXT_H
   6
   7#include "osdep_service.h"
   8#include "drv_types.h"
   9
  10#define WMM_OUI_TYPE 2
  11#define WMM_OUI_SUBTYPE_INFORMATION_ELEMENT 0
  12#define WMM_OUI_SUBTYPE_PARAMETER_ELEMENT 1
  13#define WMM_OUI_SUBTYPE_TSPEC_ELEMENT 2
  14#define WMM_VERSION 1
  15
  16#define WPA_PROTO_WPA BIT(0)
  17#define WPA_PROTO_RSN BIT(1)
  18
  19#define WPA_KEY_MGMT_IEEE8021X BIT(0)
  20#define WPA_KEY_MGMT_PSK BIT(1)
  21#define WPA_KEY_MGMT_NONE BIT(2)
  22#define WPA_KEY_MGMT_IEEE8021X_NO_WPA BIT(3)
  23#define WPA_KEY_MGMT_WPA_NONE BIT(4)
  24
  25#define WPA_CAPABILITY_PREAUTH BIT(0)
  26#define WPA_CAPABILITY_MGMT_FRAME_PROTECTION BIT(6)
  27#define WPA_CAPABILITY_PEERKEY_ENABLED BIT(9)
  28
  29#define PMKID_LEN 16
  30
  31struct wpa_ie_hdr {
  32        u8 elem_id;
  33        u8 len;
  34        u8 oui[4]; /* 24-bit OUI followed by 8-bit OUI type */
  35        u8 version[2]; /* little endian */
  36} __packed;
  37
  38struct rsn_ie_hdr {
  39        u8 elem_id; /* WLAN_EID_RSN */
  40        u8 len;
  41        u8 version[2]; /* little endian */
  42} __packed;
  43
  44struct wme_ac_parameter {
  45#if defined(__LITTLE_ENDIAN)
  46        /* byte 1 */
  47        u8      aifsn:4,
  48                acm:1,
  49                aci:2,
  50                reserved:1;
  51
  52        /* byte 2 */
  53        u8      eCWmin:4,
  54                eCWmax:4;
  55#elif defined(__BIG_ENDIAN)
  56        /* byte 1 */
  57        u8      reserved:1,
  58                aci:2,
  59                acm:1,
  60                aifsn:4;
  61
  62        /* byte 2 */
  63        u8      eCWmax:4,
  64                eCWmin:4;
  65#else
  66#error  "Please fix <endian.h>"
  67#endif
  68
  69        /* bytes 3 & 4 */
  70        u16 txopLimit;
  71} __packed;
  72
  73struct wme_parameter_element {
  74        /* required fields for WME version 1 */
  75        u8 oui[3];
  76        u8 oui_type;
  77        u8 oui_subtype;
  78        u8 version;
  79        u8 acInfo;
  80        u8 reserved;
  81        struct wme_ac_parameter ac[4];
  82
  83} __packed;
  84
  85#define WPA_PUT_LE16(a, val)                    \
  86        do {                                    \
  87                (a)[1] = ((u16) (val)) >> 8;    \
  88                (a)[0] = ((u16) (val)) & 0xff;  \
  89        } while (0)
  90
  91#define WPA_PUT_BE32(a, val)                                    \
  92        do {                                                    \
  93                (a)[0] = (u8) ((((u32) (val)) >> 24) & 0xff);   \
  94                (a)[1] = (u8) ((((u32) (val)) >> 16) & 0xff);   \
  95                (a)[2] = (u8) ((((u32) (val)) >> 8) & 0xff);    \
  96                (a)[3] = (u8) (((u32) (val)) & 0xff);           \
  97        } while (0)
  98
  99#define WPA_PUT_LE32(a, val)                                    \
 100        do {                                                    \
 101                (a)[3] = (u8) ((((u32) (val)) >> 24) & 0xff);   \
 102                (a)[2] = (u8) ((((u32) (val)) >> 16) & 0xff);   \
 103                (a)[1] = (u8) ((((u32) (val)) >> 8) & 0xff);    \
 104                (a)[0] = (u8) (((u32) (val)) & 0xff);           \
 105        } while (0)
 106
 107#define RSN_SELECTOR_PUT(a, val) WPA_PUT_BE32((u8 *)(a), (val))
 108
 109/* Action category code */
 110enum ieee80211_category {
 111        WLAN_CATEGORY_SPECTRUM_MGMT = 0,
 112        WLAN_CATEGORY_QOS = 1,
 113        WLAN_CATEGORY_DLS = 2,
 114        WLAN_CATEGORY_BACK = 3,
 115        WLAN_CATEGORY_HT = 7,
 116        WLAN_CATEGORY_WMM = 17,
 117};
 118
 119/* SPECTRUM_MGMT action code */
 120enum ieee80211_spectrum_mgmt_actioncode {
 121        WLAN_ACTION_SPCT_MSR_REQ = 0,
 122        WLAN_ACTION_SPCT_MSR_RPRT = 1,
 123        WLAN_ACTION_SPCT_TPC_REQ = 2,
 124        WLAN_ACTION_SPCT_TPC_RPRT = 3,
 125        WLAN_ACTION_SPCT_CHL_SWITCH = 4,
 126        WLAN_ACTION_SPCT_EXT_CHL_SWITCH = 5,
 127};
 128
 129/* BACK action code */
 130enum ieee80211_back_actioncode {
 131        WLAN_ACTION_ADDBA_REQ = 0,
 132        WLAN_ACTION_ADDBA_RESP = 1,
 133        WLAN_ACTION_DELBA = 2,
 134};
 135
 136/* HT features action code */
 137enum ieee80211_ht_actioncode {
 138        WLAN_ACTION_NOTIFY_CH_WIDTH = 0,
 139        WLAN_ACTION_SM_PS = 1,
 140        WLAN_ACTION_PSPM = 2,
 141        WLAN_ACTION_PCO_PHASE = 3,
 142        WLAN_ACTION_MIMO_CSI_MX = 4,
 143        WLAN_ACTION_MIMO_NONCP_BF = 5,
 144        WLAN_ACTION_MIMP_CP_BF = 6,
 145        WLAN_ACTION_ASEL_INDICATES_FB = 7,
 146        WLAN_ACTION_HI_INFO_EXCHG = 8,
 147};
 148
 149/* BACK (block-ack) parties */
 150enum ieee80211_back_parties {
 151        WLAN_BACK_RECIPIENT = 0,
 152        WLAN_BACK_INITIATOR = 1,
 153        WLAN_BACK_TIMER = 2,
 154};
 155
 156struct ieee80211_mgmt {
 157        u16 frame_control;
 158        u16 duration;
 159        u8 da[6];
 160        u8 sa[6];
 161        u8 bssid[6];
 162        u16 seq_ctrl;
 163        union {
 164                struct {
 165                        u16 auth_alg;
 166                        u16 auth_transaction;
 167                        u16 status_code;
 168                        /* possibly followed by Challenge text */
 169                        u8 variable[0];
 170                }  __packed auth;
 171                struct {
 172                        u16 reason_code;
 173                }  __packed deauth;
 174                struct {
 175                        u16 capab_info;
 176                        u16 listen_interval;
 177                        /* followed by SSID and Supported rates */
 178                        u8 variable[0];
 179                }  __packed assoc_req;
 180                struct {
 181                        u16 capab_info;
 182                        u16 status_code;
 183                        u16 aid;
 184                        /* followed by Supported rates */
 185                        u8 variable[0];
 186                }  __packed assoc_resp, reassoc_resp;
 187                struct {
 188                        u16 capab_info;
 189                        u16 listen_interval;
 190                        u8 current_ap[6];
 191                        /* followed by SSID and Supported rates */
 192                        u8 variable[0];
 193                }  __packed reassoc_req;
 194                struct {
 195                        u16 reason_code;
 196                }  __packed disassoc;
 197                struct {
 198                        __le64 timestamp;
 199                        u16 beacon_int;
 200                        u16 capab_info;
 201                        /* followed by some of SSID, Supported rates,
 202                         * FH Params, DS Params, CF Params, IBSS Params, TIM */
 203                        u8 variable[0];
 204                }  __packed beacon;
 205                struct {
 206                        /* only variable items: SSID, Supported rates */
 207                        u8 variable[0];
 208                }  __packed probe_req;
 209                struct {
 210                        __le64 timestamp;
 211                        u16 beacon_int;
 212                        u16 capab_info;
 213                        /* followed by some of SSID, Supported rates,
 214                         * FH Params, DS Params, CF Params, IBSS Params */
 215                        u8 variable[0];
 216                }  __packed probe_resp;
 217                struct {
 218                        u8 category;
 219                        union {
 220                                struct {
 221                                        u8 action_code;
 222                                        u8 dialog_token;
 223                                        u8 status_code;
 224                                        u8 variable[0];
 225                                }  __packed wme_action;
 226                                struct {
 227                                        u8 action_code;
 228                                        u8 dialog_token;
 229                                        u16 capab;
 230                                        u16 timeout;
 231                                        u16 start_seq_num;
 232                                }  __packed addba_req;
 233                                struct {
 234                                        u8 action_code;
 235                                        u8 dialog_token;
 236                                        u16 status;
 237                                        u16 capab;
 238                                        u16 timeout;
 239                                }  __packed addba_resp;
 240                                struct {
 241                                        u8 action_code;
 242                                        u16 params;
 243                                        u16 reason_code;
 244                                }  __packed delba;
 245                                structi {
 246                                        u8 action_code;
 247                                        /* capab_info for open and confirm,
 248                                         * reason for close
 249                                         */
 250                                        u16 aux;
 251                                        /* Followed in plink_confirm by status
 252                                         * code, AID and supported rates,
 253                                         * and directly by supported rates in
 254                                         * plink_open and plink_close
 255                                         */
 256                                        u8 variable[0];
 257                                }  __packed plink_action;
 258                                struct{
 259                                        u8 action_code;
 260                                        u8 variable[0];
 261                                }  __packed mesh_action;
 262                        } __packed u;
 263                }  __packed action;
 264        } __packed u;
 265} __packed;
 266
 267/* mgmt header + 1 byte category code */
 268#define IEEE80211_MIN_ACTION_SIZE                               \
 269         FIELD_OFFSET(struct ieee80211_mgmt, u.action.u)
 270
 271#endif
 272