drivers/net/wireless/bcmdhd4361/include/fils.h

   1 /*
   2  * Fundamental types and constants relating to FILS AUTHENTICATION
   3  * Copyright (C) 1999-2019, Broadcom.
   4  *
   5  *      Unless you and Broadcom execute a separate written software license
   6  * agreement governing use of this software, this software is licensed to you
   7  * under the terms of the GNU General Public License version 2 (the "GPL"),
   8  * available at http://www.broadcom.com/licenses/GPLv2.php, with the
   9  * following added to such license:
  10  *
  11  *      As a special exception, the copyright holders of this software give you
  12  * permission to link this software with independent modules, and to copy and
  13  * distribute the resulting executable under terms of your choice, provided that
  14  * you also meet, for each linked independent module, the terms and conditions of
  15  * the license of that module.  An independent module is a module which is not
  16  * derived from this software.  The special exception does not apply to any
  17  * modifications of the software.
  18  *
  19  *      Notwithstanding the above, under no circumstances may you combine this
  20  * software in any way with any other Broadcom software provided under a license
  21  * other than the GPL, without Broadcom's express prior written consent.
  22  *
  23  *
  24  * <<Broadcom-WL-IPTag/Open:>>
  25  *
  26  * $Id$
  27  */
  28
  29 #ifndef _FILSAUTH_H_
  30 #define _FILSAUTH_H_
  31
  32 /* This marks the start of a packed structure section. */
  33 #include <packed_section_start.h>
  34
  35 /* 11ai D6.0 8.6.8.36 FILS Discovery frame format
  36         category
  37         action
  38         fils_discovery_info_field_t
  39         fils_rnr_element_t
  40         fils_indication_element_t
  41         fils_vendor_specific_element_t
  42 */
  43
  44 /* 11revmc D4.0 8.4.2.25 Vendor Specific element */
  45 typedef BWL_PRE_PACKED_STRUCT struct fils_vendor_specific_element {
  46         uint8           elementid;
  47         uint8           length;
  48         /* variable len info */
  49         uint8           orgid_vendorspecific_content[];
  50 } BWL_POST_PACKED_STRUCT fils_vendor_specific_element_t;
  51
  52 #define FILS_VS_ELEM_HDR_LEN    (sizeof(fils_vendor_specific_element_t))
  53
  54 /* 11ai D6.0 8.4.2.178 FILS Indication element */
  55 typedef BWL_PRE_PACKED_STRUCT struct fils_indication_element {
  56         uint8           elementid;
  57         uint8           length;
  58         uint16          fils_info;
  59         /* variable len info */
  60         uint8           cache_domain_publickey_id[];
  61 } BWL_POST_PACKED_STRUCT fils_indication_element_t;
  62
  63 #define FILS_INDICATION_ELEM_HDR_LEN    (sizeof(fils_indication_element_t))
  64
  65 #define FILS_INDICATION_IE_TAG_FIXED_LEN                2
  66
  67 #define FI_INFO_CACHE_IND_SUBFIELD_SIZE                 2
  68
  69 /* FILS Indication Information field */
  70 #define FI_INFO_PUB_KEY_IDENTS_MASK             (0x0007)
  71 #define FI_INFO_REALM_IDENTS_MASK               (0x0038)
  72 #define FI_INFO_IP_ADDR_CFG_MASK                (0x0040)
  73 #define FI_INFO_CACHE_IDENT_MASK                (0x0080)
  74 #define FI_INFO_HESSID_MASK                     (0x0100)
  75 #define FI_INFO_SHRKEY_AUTH_WOPFS_MASK          (0x0200)
  76 #define FI_INFO_SHRKEY_AUTH_WPFS_MASK           (0x0400)
  77 #define FI_INFO_PUBKEY_AUTH_MASK                (0x0800)
  78
  79 #define FI_INFO_CACHE_IDENT(fc)                 ((fc & FI_INFO_CACHE_IDENT_MASK))
  80 #define FI_INFO_HESSID(fc)                      ((fc & FI_INFO_HESSID_MASK))
  81 #define FI_INFO_SHRKEY_AUTH_WOPFS(fc)           ((fc & FI_INFO_SHRKEY_AUTH_WOPFS_MASK))
  82 #define FI_INFO_SHRKEY_AUTH_WPFS(fc)            ((fc & FI_INFO_SHRKEY_AUTH_WPFS_MASK))
  83
  84 /* 11ai D11.0 9.4.2.171.1 TBTT Information field */
  85 typedef BWL_PRE_PACKED_STRUCT struct tbtt_info_field {
  86         uint8           tbtt_offset;
  87         uint8           bssid[ETHER_ADDR_LEN];
  88         uint32          short_ssid;
  89 } BWL_POST_PACKED_STRUCT tbtt_info_field_t;
  90
  91 #define TBTT_INFO_FIELD_HDR_LEN (sizeof(tbtt_info_field_t))
  92
  93 /* 11ai D11.0 9.4.2.171.1 Neighbor AP Information field */
  94 typedef BWL_PRE_PACKED_STRUCT struct neighbor_ap_info_field {
  95         uint16          tbtt_info_header;
  96         uint8           op_class;
  97         uint8           channel;
  98         /* variable len info */
  99         uint8           tbtt_info_field[];
 100 } BWL_POST_PACKED_STRUCT neighbor_ap_info_field_t;
 101
 102 #define NEIGHBOR_AP_INFO_FIELD_HDR_LEN  (sizeof(neighbor_ap_info_field_t))
 103
 104 /* 11ai D11.0 9.4.2.171 Reduced Neighbor Report element */
 105 typedef BWL_PRE_PACKED_STRUCT struct fils_rnr_element {
 106         uint8           elementid;
 107         uint8           length;
 108         /* variable len info */
 109         uint8           neighbor_ap_info[];
 110 } BWL_POST_PACKED_STRUCT fils_rnr_element_t;
 111
 112 #define FILS_RNR_ELEM_HDR_LEN   (sizeof(fils_rnr_element_t))
 113
 114 /* TBTT Info Header macros */
 115 #define TBTT_INFO_HDR_FIELD_TYPE_MASK           (0x001f)
 116 #define TBTT_INFO_HDR_FN_AP_MASK                (0x0004)
 117 #define TBTT_INFO_HDR_COUNT_MASK                (0x00f0)
 118 #define TBTT_INFO_HDR_LENGTH_MASK               (0xff00)
 119
 120 #define TBTT_INFO_HDR_FIELD_TYPE(hdr)\
 121         ((hdr) & TBTT_INFO_HDR_FIELD_TYPE_MASK)
 122 #define TBTT_INFO_HDR_FN_AP(hdr)\
 123         (((hdr) & TBTT_INFO_HDR_FN_AP_MASK) >> 2)
 124 #define TBTT_INFO_HDR_COUNT(hdr)\
 125         (((hdr) & TBTT_INFO_HDR_COUNT_MASK) >> 4)
 126 #define TBTT_INFO_HDR_LENGTH(hdr)\
 127         (((hdr) & TBTT_INFO_HDR_LENGTH_MASK) >> 8)
 128
 129 /* FILS Nonce element */
 130 #define FILS_NONCE_LENGTH 16u
 131
 132 typedef BWL_PRE_PACKED_STRUCT struct fils_nonce_element {
 133         uint8           elementid;
 134         uint8           length;
 135         uint8           element_id_ext;
 136         uint8           fils_nonce[FILS_NONCE_LENGTH];
 137 } BWL_POST_PACKED_STRUCT fils_nonce_element_t;
 138
 139 /* 8.4.2.175 FILS Session element */
 140 #define FILS_SESSION_LENGTH 8u
 141
 142 typedef BWL_PRE_PACKED_STRUCT struct fils_session_element {
 143         uint8           elementid;
 144         uint8           length;
 145         uint8           element_id_ext;
 146         uint8           fils_session[FILS_SESSION_LENGTH];
 147 } BWL_POST_PACKED_STRUCT fils_session_element_t;
 148
 149 /* 9.4.2.179 FILS key confirmation element */
 150 #define FILS_KEY_CONFIRMATION_HEADER_LEN 3u
 151
 152 typedef BWL_PRE_PACKED_STRUCT struct fils_key_conf_element {
 153         uint8           elementid;
 154         uint8           length;
 155         uint8           element_id_ext;
 156         /* variable len info */
 157         uint8           key_auth[];
 158 } BWL_POST_PACKED_STRUCT fils_key_conf_element_t;
 159
 160 #define FILS_SESSION_ELEM_LEN   (sizeof(fils_session_element_t))
 161
 162 /* 8.4.2.174 FILS Key Confirmation element */
 163 typedef BWL_PRE_PACKED_STRUCT struct fils_key_confirm_element {
 164         uint8           elementid;
 165         uint8           length;
 166         uint8           element_id_ext;
 167         /* variable len info */
 168         uint8           keyauth[];
 169 } BWL_POST_PACKED_STRUCT fils_key_confirm_element_t;
 170
 171 #define FILS_CONFIRM_ELEM_HDR_LEN       (sizeof(fils_key_confirm_element_t))
 172
 173 /* 11ai D6.0 8.6.8.36 FILS Discovery frame format */
 174 typedef BWL_PRE_PACKED_STRUCT struct fils_discovery_info_field {
 175         uint16          framecontrol;
 176         uint32          timestamp[2];
 177         uint16          bcninterval;
 178         /* variable len info */
 179         uint8           disc_info[];
 180 } BWL_POST_PACKED_STRUCT fils_discovery_info_field_t;
 181
 182 #define FD_INFO_FIELD_HDR_LEN   (sizeof(fils_discovery_info_field_t))
 183
 184 #define FD_INFO_CAP_SUBFIELD_SIZE                       2
 185 #define FD_INFO_LENGTH_FIELD_SIZE                       2
 186
 187 /* FILS Discovery Information field */
 188 #define FD_INFO_SSID_LENGTH_MASK                        (0x001f)
 189 #define FD_INFO_CAP_IND_MASK                            (0x0020)
 190 #define FD_INFO_SHORT_SSID_IND_MASK                     (0x0040)
 191 #define FD_INFO_APCSN_IND_MASK                          (0x0080)
 192 #define FD_INFO_ANO_IND_MASK                            (0x0100)
 193 #define FD_INFO_CH_CENTER_FR_IND_MASK                   (0x0200)
 194 #define FD_INFO_PRIMARY_CH_IND_MASK                     (0x0400)
 195 #define FD_INFO_RSN_IND_MASK                            (0x0800)
 196 #define FD_INFO_LENGTH_IND_MASK                         (0x1000)
 197 #define FD_INFO_MD_IND_MASK                             (0x2000)
 198
 199 #define FD_INFO_SET_SSID_LENGTH(fc, len)        (fc |= ((uint16)(len) & FD_INFO_SSID_LENGTH_MASK))
 200 #define FD_INFO_SET_CAP_PRESENT(fc)                     (fc |= FD_INFO_CAP_IND_MASK)
 201 #define FD_INFO_SET_SHORT_SSID_PRESENT(fc)              (fc |= FD_INFO_SHORT_SSID_IND_MASK)
 202 #define FD_INFO_SET_APCSN_PRESENT(fc)                   ((fc |= FD_INFO_APCSN_IND_MASK)
 203 #define FD_INFO_SET_ANO_PRESENT(fc)                     (fc |= FD_INFO_ANO_IND_MASK)
 204 #define FD_INFO_SET_CH_CENTER_FR_PRESENT(fc)            (fc |= FD_INFO_CH_CENTER_FR_IND_MASK)
 205 #define FD_INFO_SET_PRIMARY_CH_PRESENT(fc)              (fc |= FD_INFO_PRIMARY_CH_IND_MASK)
 206 #define FD_INFO_SET_RSN_PRESENT(fc)                     (fc |= FD_INFO_RSN_IND_MASK)
 207 #define FD_INFO_SET_LENGTH_PRESENT(fc)                  (fc |= FD_INFO_LENGTH_IND_MASK)
 208 #define FD_INFO_SET_MD_PRESENT(fc)                      (fc |= FD_INFO_MD_IND_MASK)
 209
 210 #define FD_INFO_SSID_LENGTH(fc)                         ((fc & FD_INFO_SSID_LENGTH_MASK))
 211 #define FD_INFO_IS_CAP_PRESENT(fc)                      ((fc & FD_INFO_CAP_IND_MASK) >> 5)
 212 #define FD_INFO_IS_SHORT_SSID_PRESENT(fc)               ((fc & FD_INFO_SHORT_SSID_IND_MASK) >> 6)
 213 #define FD_INFO_IS_APCSN_PRESENT(fc)                    ((fc & FD_INFO_APCSN_IND_MASK) >> 7)
 214 #define FD_INFO_IS_ANO_PRESENT(fc)                      ((fc & FD_INFO_ANO_IND_MASK) >> 8)
 215 #define FD_INFO_IS_CH_CENTER_FR_PRESENT(fc)             ((fc & FD_INFO_CH_CENTER_FR_IND_MASK) >> 9)
 216 #define FD_INFO_IS_PRIMARY_CH_PRESENT(fc)               ((fc & FD_INFO_PRIMARY_CH_IND_MASK) >> 10)
 217 #define FD_INFO_IS_RSN_PRESENT(fc)                      ((fc & FD_INFO_RSN_IND_MASK) >> 11)
 218 #define FD_INFO_IS_LENGTH_PRESENT(fc)                   ((fc & FD_INFO_LENGTH_IND_MASK) >> 12)
 219 #define FD_INFO_IS_MD_PRESENT(fc)                       ((fc & FD_INFO_MD_IND_MASK) >> 13)
 220
 221 /* FILS Discovery Capability subfield */
 222 #define FD_CAP_ESS_MASK                                 (0x0001)
 223 #define FD_CAP_PRIVACY_MASK                             (0x0002)
 224 #define FD_CAP_BSS_CH_WIDTH_MASK                        (0x001c)
 225 #define FD_CAP_MAX_NSS_MASK                             (0x00e0)
 226 #define FD_CAP_MULTI_BSS_MASK                           (0x0200)
 227 #define FD_CAP_PHY_INDEX_MASK                           (0x1c00)
 228 #define FD_CAP_FILS_MIN_RATE_MASK                       (0xe000)
 229
 230 #define FD_CAP_ESS(cap)                                 ((cap & FD_CAP_ESS_MASK))
 231 #define FD_CAP_PRIVACY(cap)                             ((cap & FD_CAP_PRIVACY_MASK) >> 1)
 232 #define FD_CAP_BSS_CH_WIDTH(cap)                        ((cap & FD_CAP_BSS_CH_WIDTH_MASK) >> 2)
 233 #define FD_CAP_MAX_NSS(cap)                             ((cap & FD_CAP_MAX_NSS_MASK) >> 5)
 234 #define FD_CAP_MULTI_BSS(cap)                           ((cap & FD_CAP_MULTI_BSS_MASK) >> 9)
 235 #define FD_CAP_PHY_INDEX(cap)                           ((cap & FD_CAP_PHY_INDEX_MASK) >> 10)
 236 #define FD_CAP_FILS_MIN_RATE(cap)                       ((cap & FD_CAP_FILS_MIN_RATE_MASK) >> 13)
 237
 238 #define FD_CAP_SET_ESS(cap)                             ((cap |= FD_CAP_ESS_MASK))
 239 #define FD_CAP_SET_PRIVACY(cap)                         ((cap & FD_CAP_PRIVACY_MASK) >> 1)
 240 #define FD_CAP_SET_BSS_CH_WIDTH(cap)                    ((cap & FD_CAP_BSS_CH_WIDTH_MASK) >> 2)
 241 #define FD_CAP_SET_MAX_NSS(cap)                         ((cap & FD_CAP_MAX_NSS_MASK) >> 5)
 242 #define FD_CAP_SET_MULTI_BSS(cap)                       ((cap & FD_CAP_MULTI_BSS_MASK) >> 9)
 243 #define FD_CAP_SET_PHY_INDEX(cap)                       ((cap & FD_CAP_PHY_INDEX_MASK) >> 10)
 244 #define FD_CAP_SET_FILS_MIN_RATE(cap)                   ((cap & FD_CAP_FILS_MIN_RATE_MASK) >> 13)
 245
 246 /* 11ai D6.0 8.4.2.173 FILS Request Parameters element */
 247 typedef BWL_PRE_PACKED_STRUCT struct fils_request_parameters_element {
 248         uint8           elementid;
 249         uint8           length;
 250         uint8           element_id_ext;
 251         uint8           params_bitmap;
 252         /* variable len info */
 253         uint8           params_fields[];
 254 } BWL_POST_PACKED_STRUCT fils_request_parameters_element_t;
 255
 256 #define FILS_PARAM_MAX_CHANNEL_TIME             (1 << 2)
 257
 258 /* 11ai 9.4.2.184 FILS HLP Container element */
 259 typedef BWL_PRE_PACKED_STRUCT struct fils_hlp_container_element {
 260         uint8           elementid;
 261         uint8           length;
 262         uint8           element_id_ext;
 263         uint8           dest_addr[ETHER_ADDR_LEN];
 264         uint8           src_addr[ETHER_ADDR_LEN];
 265         /* variable len hlp packet */
 266         uint8           hlp[];
 267 } BWL_POST_PACKED_STRUCT fils_hlp_container_element_t;
 268
 269 /* 11ai 9.4.2.184 FILS Wrapped Data element */
 270 typedef BWL_PRE_PACKED_STRUCT struct fils_wrapped_data_element {
 271         uint8           elementid;
 272         uint8           length;
 273         uint8           element_id_ext;
 274         /* variable len wrapped data packet */
 275         uint8           wrapped_data[];
 276 } BWL_POST_PACKED_STRUCT fils_wrapped_data_element_t;
 277
 278 #define FILS_HLP_CONTAINER_ELEM_LEN     (sizeof(fils_hlp_container_element_t))
 279
 280 /* This marks the end of a packed structure section. */
 281 #include <packed_section_end.h>
 282
 283 #endif /* __FILSAUTH_H__ */