diff options
Diffstat (limited to 'gpxe/src/drivers/net/p80211hdr.h')
| -rw-r--r-- | gpxe/src/drivers/net/p80211hdr.h | 301 |
1 files changed, 0 insertions, 301 deletions
diff --git a/gpxe/src/drivers/net/p80211hdr.h b/gpxe/src/drivers/net/p80211hdr.h deleted file mode 100644 index 83546712..00000000 --- a/gpxe/src/drivers/net/p80211hdr.h +++ /dev/null @@ -1,301 +0,0 @@ -/* src/include/wlan/p80211hdr.h -* -* Macros, types, and functions for handling 802.11 MAC headers -* -* Copyright (C) 1999 AbsoluteValue Systems, Inc. All Rights Reserved. -* -------------------------------------------------------------------- -* -* linux-wlan -* -* The contents of this file are subject to the Mozilla Public -* License Version 1.1 (the "License"); you may not use this file -* except in compliance with the License. You may obtain a copy of -* the License at http://www.mozilla.org/MPL/ -* -* Software distributed under the License is distributed on an "AS -* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or -* implied. See the License for the specific language governing -* rights and limitations under the License. -* -* Alternatively, the contents of this file may be used under the -* terms of the GNU Public License version 2 (the "GPL"), in which -* case the provisions of the GPL are applicable instead of the -* above. If you wish to allow the use of your version of this file -* only under the terms of the GPL and not to allow others to use -* your version of this file under the MPL, indicate your decision -* by deleting the provisions above and replace them with the notice -* and other provisions required by the GPL. If you do not delete -* the provisions above, a recipient may use your version of this -* file under either the MPL or the GPL. -* -* -------------------------------------------------------------------- -* -* Inquiries regarding the linux-wlan Open Source project can be -* made directly to: -* -* AbsoluteValue Systems Inc. -* info@linux-wlan.com -* http://www.linux-wlan.com -* -* -------------------------------------------------------------------- -* -* Portions of the development of this software were funded by -* Intersil Corporation as part of PRISM(R) chipset product development. -* -* -------------------------------------------------------------------- -* -* This file declares the constants and types used in the interface -* between a wlan driver and the user mode utilities. -* -* Note: -* - Constant values are always in HOST byte order. To assign -* values to multi-byte fields they _must_ be converted to -* ieee byte order. To retrieve multi-byte values from incoming -* frames, they must be converted to host order. -* -* All functions declared here are implemented in p80211.c -* -------------------------------------------------------------------- -*/ - -FILE_LICENCE ( GPL2_ONLY ); - -#ifndef _P80211HDR_H -#define _P80211HDR_H - -/*================================================================*/ -/* System Includes */ - -/*================================================================*/ -/* Project Includes */ - -#ifndef _WLAN_COMPAT_H -#include <wlan/wlan_compat.h> -#endif - - -/*================================================================*/ -/* Constants */ - -/*--- Sizes -----------------------------------------------*/ -#define WLAN_ADDR_LEN 6 -#define WLAN_CRC_LEN 4 -#define WLAN_BSSID_LEN 6 -#define WLAN_BSS_TS_LEN 8 -#define WLAN_HDR_A3_LEN 24 -#define WLAN_HDR_A4_LEN 30 -#define WLAN_SSID_MAXLEN 32 -#define WLAN_DATA_MAXLEN 2312 -#define WLAN_A3FR_MAXLEN (WLAN_HDR_A3_LEN + WLAN_DATA_MAXLEN + WLAN_CRC_LEN) -#define WLAN_A4FR_MAXLEN (WLAN_HDR_A4_LEN + WLAN_DATA_MAXLEN + WLAN_CRC_LEN) -#define WLAN_BEACON_FR_MAXLEN (WLAN_HDR_A3_LEN + 334) -#define WLAN_ATIM_FR_MAXLEN (WLAN_HDR_A3_LEN + 0) -#define WLAN_DISASSOC_FR_MAXLEN (WLAN_HDR_A3_LEN + 2) -#define WLAN_ASSOCREQ_FR_MAXLEN (WLAN_HDR_A3_LEN + 48) -#define WLAN_ASSOCRESP_FR_MAXLEN (WLAN_HDR_A3_LEN + 16) -#define WLAN_REASSOCREQ_FR_MAXLEN (WLAN_HDR_A3_LEN + 54) -#define WLAN_REASSOCRESP_FR_MAXLEN (WLAN_HDR_A3_LEN + 16) -#define WLAN_PROBEREQ_FR_MAXLEN (WLAN_HDR_A3_LEN + 44) -#define WLAN_PROBERESP_FR_MAXLEN (WLAN_HDR_A3_LEN + 78) -#define WLAN_AUTHEN_FR_MAXLEN (WLAN_HDR_A3_LEN + 261) -#define WLAN_DEAUTHEN_FR_MAXLEN (WLAN_HDR_A3_LEN + 2) -#define WLAN_WEP_NKEYS 4 -#define WLAN_WEP_MAXKEYLEN 13 -#define WLAN_CHALLENGE_IE_LEN 130 -#define WLAN_CHALLENGE_LEN 128 -#define WLAN_WEP_IV_LEN 4 -#define WLAN_WEP_ICV_LEN 4 - -/*--- Frame Control Field -------------------------------------*/ -/* Frame Types */ -#define WLAN_FTYPE_MGMT 0x00 -#define WLAN_FTYPE_CTL 0x01 -#define WLAN_FTYPE_DATA 0x02 - -/* Frame subtypes */ -/* Management */ -#define WLAN_FSTYPE_ASSOCREQ 0x00 -#define WLAN_FSTYPE_ASSOCRESP 0x01 -#define WLAN_FSTYPE_REASSOCREQ 0x02 -#define WLAN_FSTYPE_REASSOCRESP 0x03 -#define WLAN_FSTYPE_PROBEREQ 0x04 -#define WLAN_FSTYPE_PROBERESP 0x05 -#define WLAN_FSTYPE_BEACON 0x08 -#define WLAN_FSTYPE_ATIM 0x09 -#define WLAN_FSTYPE_DISASSOC 0x0a -#define WLAN_FSTYPE_AUTHEN 0x0b -#define WLAN_FSTYPE_DEAUTHEN 0x0c - -/* Control */ -#define WLAN_FSTYPE_BLOCKACKREQ 0x8 -#define WLAN_FSTYPE_BLOCKACK 0x9 -#define WLAN_FSTYPE_PSPOLL 0x0a -#define WLAN_FSTYPE_RTS 0x0b -#define WLAN_FSTYPE_CTS 0x0c -#define WLAN_FSTYPE_ACK 0x0d -#define WLAN_FSTYPE_CFEND 0x0e -#define WLAN_FSTYPE_CFENDCFACK 0x0f - -/* Data */ -#define WLAN_FSTYPE_DATAONLY 0x00 -#define WLAN_FSTYPE_DATA_CFACK 0x01 -#define WLAN_FSTYPE_DATA_CFPOLL 0x02 -#define WLAN_FSTYPE_DATA_CFACK_CFPOLL 0x03 -#define WLAN_FSTYPE_NULL 0x04 -#define WLAN_FSTYPE_CFACK 0x05 -#define WLAN_FSTYPE_CFPOLL 0x06 -#define WLAN_FSTYPE_CFACK_CFPOLL 0x07 - - -/*================================================================*/ -/* Macros */ - -/*--- FC Macros ----------------------------------------------*/ -/* Macros to get/set the bitfields of the Frame Control Field */ -/* GET_FC_??? - takes the host byte-order value of an FC */ -/* and retrieves the value of one of the */ -/* bitfields and moves that value so its lsb is */ -/* in bit 0. */ -/* SET_FC_??? - takes a host order value for one of the FC */ -/* bitfields and moves it to the proper bit */ -/* location for ORing into a host order FC. */ -/* To send the FC produced from SET_FC_???, */ -/* one must put the bytes in IEEE order. */ -/* e.g. */ -/* printf("the frame subtype is %x", */ -/* GET_FC_FTYPE( ieee2host( rx.fc ))) */ -/* */ -/* tx.fc = host2ieee( SET_FC_FTYPE(WLAN_FTYP_CTL) | */ -/* SET_FC_FSTYPE(WLAN_FSTYPE_RTS) ); */ -/*------------------------------------------------------------*/ - -#define WLAN_GET_FC_PVER(n) (((UINT16)(n)) & (BIT0 | BIT1)) -#define WLAN_GET_FC_FTYPE(n) ((((UINT16)(n)) & (BIT2 | BIT3)) >> 2) -#define WLAN_GET_FC_FSTYPE(n) ((((UINT16)(n)) & (BIT4|BIT5|BIT6|BIT7)) >> 4) -#define WLAN_GET_FC_TODS(n) ((((UINT16)(n)) & (BIT8)) >> 8) -#define WLAN_GET_FC_FROMDS(n) ((((UINT16)(n)) & (BIT9)) >> 9) -#define WLAN_GET_FC_MOREFRAG(n) ((((UINT16)(n)) & (BIT10)) >> 10) -#define WLAN_GET_FC_RETRY(n) ((((UINT16)(n)) & (BIT11)) >> 11) -#define WLAN_GET_FC_PWRMGT(n) ((((UINT16)(n)) & (BIT12)) >> 12) -#define WLAN_GET_FC_MOREDATA(n) ((((UINT16)(n)) & (BIT13)) >> 13) -#define WLAN_GET_FC_ISWEP(n) ((((UINT16)(n)) & (BIT14)) >> 14) -#define WLAN_GET_FC_ORDER(n) ((((UINT16)(n)) & (BIT15)) >> 15) - -#define WLAN_SET_FC_PVER(n) ((UINT16)(n)) -#define WLAN_SET_FC_FTYPE(n) (((UINT16)(n)) << 2) -#define WLAN_SET_FC_FSTYPE(n) (((UINT16)(n)) << 4) -#define WLAN_SET_FC_TODS(n) (((UINT16)(n)) << 8) -#define WLAN_SET_FC_FROMDS(n) (((UINT16)(n)) << 9) -#define WLAN_SET_FC_MOREFRAG(n) (((UINT16)(n)) << 10) -#define WLAN_SET_FC_RETRY(n) (((UINT16)(n)) << 11) -#define WLAN_SET_FC_PWRMGT(n) (((UINT16)(n)) << 12) -#define WLAN_SET_FC_MOREDATA(n) (((UINT16)(n)) << 13) -#define WLAN_SET_FC_ISWEP(n) (((UINT16)(n)) << 14) -#define WLAN_SET_FC_ORDER(n) (((UINT16)(n)) << 15) - -/*--- Duration Macros ----------------------------------------*/ -/* Macros to get/set the bitfields of the Duration Field */ -/* - the duration value is only valid when bit15 is zero */ -/* - the firmware handles these values, so I'm not going */ -/* these macros right now. */ -/*------------------------------------------------------------*/ - -/*--- Sequence Control Macros -------------------------------*/ -/* Macros to get/set the bitfields of the Sequence Control */ -/* Field. */ -/*------------------------------------------------------------*/ -#define WLAN_GET_SEQ_FRGNUM(n) (((UINT16)(n)) & (BIT0|BIT1|BIT2|BIT3)) -#define WLAN_GET_SEQ_SEQNUM(n) ((((UINT16)(n)) & (~(BIT0|BIT1|BIT2|BIT3))) >> 4) - -/*--- Data ptr macro -----------------------------------------*/ -/* Creates a UINT8* to the data portion of a frame */ -/* Assumes you're passing in a ptr to the beginning of the hdr*/ -/*------------------------------------------------------------*/ -#define WLAN_HDR_A3_DATAP(p) (((UINT8*)(p)) + WLAN_HDR_A3_LEN) -#define WLAN_HDR_A4_DATAP(p) (((UINT8*)(p)) + WLAN_HDR_A4_LEN) - -#define DOT11_RATE5_ISBASIC_GET(r) (((UINT8)(r)) & BIT7) - -/*================================================================*/ -/* Types */ - -/* BSS Timestamp */ -typedef UINT8 wlan_bss_ts_t[WLAN_BSS_TS_LEN]; - -/* Generic 802.11 Header types */ - -typedef struct p80211_hdr_a3 -{ - UINT16 fc; - UINT16 dur; - UINT8 a1[WLAN_ADDR_LEN]; - UINT8 a2[WLAN_ADDR_LEN]; - UINT8 a3[WLAN_ADDR_LEN]; - UINT16 seq; -} __WLAN_ATTRIB_PACK__ p80211_hdr_a3_t; - -typedef struct p80211_hdr_a4 -{ - UINT16 fc; - UINT16 dur; - UINT8 a1[WLAN_ADDR_LEN]; - UINT8 a2[WLAN_ADDR_LEN]; - UINT8 a3[WLAN_ADDR_LEN]; - UINT16 seq; - UINT8 a4[WLAN_ADDR_LEN]; -} __WLAN_ATTRIB_PACK__ p80211_hdr_a4_t; - -typedef union p80211_hdr -{ - p80211_hdr_a3_t a3; - p80211_hdr_a4_t a4; -} __WLAN_ATTRIB_PACK__ p80211_hdr_t; - - -/*================================================================*/ -/* Extern Declarations */ - - -/*================================================================*/ -/* Function Declarations */ - -/* Frame and header lenght macros */ - -#define WLAN_CTL_FRAMELEN(fstype) (\ - (fstype) == WLAN_FSTYPE_BLOCKACKREQ ? 24 : \ - (fstype) == WLAN_FSTYPE_BLOCKACK ? 152 : \ - (fstype) == WLAN_FSTYPE_PSPOLL ? 20 : \ - (fstype) == WLAN_FSTYPE_RTS ? 20 : \ - (fstype) == WLAN_FSTYPE_CTS ? 14 : \ - (fstype) == WLAN_FSTYPE_ACK ? 14 : \ - (fstype) == WLAN_FSTYPE_CFEND ? 20 : \ - (fstype) == WLAN_FSTYPE_CFENDCFACK ? 20 : 4) - -#define WLAN_FCS_LEN 4 - -/* ftcl in HOST order */ -inline static UINT16 p80211_headerlen(UINT16 fctl) -{ - UINT16 hdrlen = 0; - - switch ( WLAN_GET_FC_FTYPE(fctl) ) { - case WLAN_FTYPE_MGMT: - hdrlen = WLAN_HDR_A3_LEN; - break; - case WLAN_FTYPE_DATA: - hdrlen = WLAN_HDR_A3_LEN; - if ( WLAN_GET_FC_TODS(fctl) && WLAN_GET_FC_FROMDS(fctl) ) { - hdrlen += WLAN_ADDR_LEN; - } - break; - case WLAN_FTYPE_CTL: - hdrlen = WLAN_CTL_FRAMELEN(WLAN_GET_FC_FSTYPE(fctl)) - - WLAN_FCS_LEN; - break; - default: - hdrlen = WLAN_HDR_A3_LEN; - } - - return hdrlen; -} - -#endif /* _P80211HDR_H */ |