diff --git a/include/nuttx/analog/ltc1867l.h b/include/nuttx/analog/ltc1867l.h index 447ba494b17..1a74f5c786b 100644 --- a/include/nuttx/analog/ltc1867l.h +++ b/include/nuttx/analog/ltc1867l.h @@ -97,12 +97,12 @@ enum ltc1867l_analog_input_mode_e LTC1867L_BIPOLAR = 0, }; -struct ltc1867l_channel_config_s +begin_packed_struct struct ltc1867l_channel_config_s { uint8_t channel; /* This will be the channel number returned in struct adc_msg_s for a conversion */ enum ltc1867l_analog_multiplexer_config_e analog_multiplexer_config; /* Analog multiplexer configuration */ enum ltc1867l_analog_input_mode_e analog_inputMode; /* Analog input mode */ -} packed_struct; +} end_packed_struct; /**************************************************************************** * Public Function Prototypes diff --git a/include/nuttx/sensors/lis2dh.h b/include/nuttx/sensors/lis2dh.h index bede2795c23..7d05c0caefd 100644 --- a/include/nuttx/sensors/lis2dh.h +++ b/include/nuttx/sensors/lis2dh.h @@ -273,25 +273,25 @@ enum lis2dh_interrupt_mode LIS2DH_6D_POSITION = 0xc0, }; -struct lis2dh_vector_s +begin_packed_struct struct lis2dh_vector_s { int16_t x, y, z; -} packed_struct; +} end_packed_struct; -struct lis2dh_res_header +begin_packed_struct struct lis2dh_res_header { uint8_t meas_count; bool int1_occurred; uint8_t int1_source; bool int2_occurred; uint8_t int2_source; -} packed_struct; +} end_packed_struct; -struct lis2dh_result +begin_packed_struct struct lis2dh_result { struct lis2dh_res_header header; struct lis2dh_vector_s measurements[0]; -} packed_struct; +} end_packed_struct; struct lis2dh_setup { @@ -402,12 +402,12 @@ struct lis2dh_config_s CODE bool (*read_int2_pin)(void); }; -struct lis2dh_raw_data_s +begin_packed_struct struct lis2dh_raw_data_s { uint16_t out_x; uint16_t out_y; uint16_t out_z; -} packed_struct; +} end_packed_struct; typedef struct lis2dh_raw_data_s lis2dh_raw_data_t; diff --git a/include/nuttx/wireless/ieee80211/ieee80211.h b/include/nuttx/wireless/ieee80211/ieee80211.h new file mode 100644 index 00000000000..71cc273da80 --- /dev/null +++ b/include/nuttx/wireless/ieee80211/ieee80211.h @@ -0,0 +1,889 @@ +/**************************************************************************** + * include/nuttx/wireless/ieee80211/ieee80211.h + * 802.11 protocol definitions. + * + * Copyright (c) 2002, 2003 Sam Leffler, Errno Consulting + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +#ifndef __INCLUDE_NUTTX_WIRELESS_IEEE80211_IEEE80211_H +#define __INCLUDE_NUTTX_WIRELESS_IEEE80211_IEEE80211_H + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include +#include + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +#define IEEE80211_ADDR_LEN 6 /* size of 802.11 address */ + +/* is 802.11 address multicast/broadcast? */ + +#define IEEE80211_IS_MULTICAST(_a) (*(_a) & 0x01) + +/* htframe */ + +#define IEEE80211_FC0_VERSION_MASK 0x03 +#define IEEE80211_FC0_VERSION_SHIFT 0 +#define IEEE80211_FC0_VERSION_0 0x00 +#define IEEE80211_FC0_TYPE_MASK 0x0c +#define IEEE80211_FC0_TYPE_SHIFT 2 +#define IEEE80211_FC0_TYPE_MGT 0x00 +#define IEEE80211_FC0_TYPE_CTL 0x04 +#define IEEE80211_FC0_TYPE_DATA 0x08 + +#define IEEE80211_FC0_SUBTYPE_MASK 0xf0 +#define IEEE80211_FC0_SUBTYPE_SHIFT 4 + +/* for TYPE_MGT */ + +#define IEEE80211_FC0_SUBTYPE_ASSOC_REQ 0x00 +#define IEEE80211_FC0_SUBTYPE_ASSOC_RESP 0x10 +#define IEEE80211_FC0_SUBTYPE_REASSOC_REQ 0x20 +#define IEEE80211_FC0_SUBTYPE_REASSOC_RESP 0x30 +#define IEEE80211_FC0_SUBTYPE_PROBE_REQ 0x40 +#define IEEE80211_FC0_SUBTYPE_PROBE_RESP 0x50 +#define IEEE80211_FC0_SUBTYPE_BEACON 0x80 +#define IEEE80211_FC0_SUBTYPE_ATIM 0x90 +#define IEEE80211_FC0_SUBTYPE_DISASSOC 0xa0 +#define IEEE80211_FC0_SUBTYPE_AUTH 0xb0 +#define IEEE80211_FC0_SUBTYPE_DEAUTH 0xc0 +#define IEEE80211_FC0_SUBTYPE_ACTION 0xd0 +#define IEEE80211_FC0_SUBTYPE_ACTION_NOACK 0xe0 /* 11n */ + +/* for TYPE_CTL */ + +#define IEEE80211_FC0_SUBTYPE_WRAPPER 0x70 /* 11n */ +#define IEEE80211_FC0_SUBTYPE_BAR 0x80 +#define IEEE80211_FC0_SUBTYPE_BA 0x90 +#define IEEE80211_FC0_SUBTYPE_PS_POLL 0xa0 +#define IEEE80211_FC0_SUBTYPE_RTS 0xb0 +#define IEEE80211_FC0_SUBTYPE_CTS 0xc0 +#define IEEE80211_FC0_SUBTYPE_ACK 0xd0 +#define IEEE80211_FC0_SUBTYPE_CF_END 0xe0 +#define IEEE80211_FC0_SUBTYPE_CF_END_ACK 0xf0 + +/* for TYPE_DATA (bit combination) */ + +#define IEEE80211_FC0_SUBTYPE_DATA 0x00 +#define IEEE80211_FC0_SUBTYPE_CF_ACK 0x10 +#define IEEE80211_FC0_SUBTYPE_CF_POLL 0x20 +#define IEEE80211_FC0_SUBTYPE_CF_ACPL 0x30 +#define IEEE80211_FC0_SUBTYPE_NODATA 0x40 +#define IEEE80211_FC0_SUBTYPE_CFACK 0x50 +#define IEEE80211_FC0_SUBTYPE_CFPOLL 0x60 +#define IEEE80211_FC0_SUBTYPE_CF_ACK_CF_ACK 0x70 +#define IEEE80211_FC0_SUBTYPE_QOS 0x80 + +#define IEEE80211_FC1_DIR_MASK 0x03 +#define IEEE80211_FC1_DIR_NODS 0x00 /* STA->STA */ +#define IEEE80211_FC1_DIR_TODS 0x01 /* STA->AP */ +#define IEEE80211_FC1_DIR_FROMDS 0x02 + /* AP ->STA */ +#define IEEE80211_FC1_DIR_DSTODS 0x03 + /* AP ->AP */ + +#define IEEE80211_FC1_MORE_FRAG 0x04 +#define IEEE80211_FC1_RETRY 0x08 +#define IEEE80211_FC1_PWR_MGT 0x10 +#define IEEE80211_FC1_MORE_DATA 0x20 +#define IEEE80211_FC1_PROTECTED 0x40 +#define IEEE80211_FC1_WEP 0x40 /* pre-RSNA compat */ +#define IEEE80211_FC1_ORDER 0x80 +#define IEEE80211_FC1_BITS \ + "\20\03MORE_FRAG\04RETRY\05PWR_MGT\06MORE_DATA" \ + "\07PROTECTED\08ORDER" + +/* Sequence Control field (see 7.1.3.4). */ + +#define IEEE80211_SEQ_FRAG_MASK 0x000f +#define IEEE80211_SEQ_FRAG_SHIFT 0 +#define IEEE80211_SEQ_SEQ_MASK 0xfff0 +#define IEEE80211_SEQ_SEQ_SHIFT 4 + +#define IEEE80211_NWID_LEN 32 +#define IEEE80211_MMIE_LEN 18 /* 11w */ + +/* QoS Control field (see 7.1.3.5). */ + +#define IEEE80211_QOS_TXOP 0xff00 +#define IEEE80211_QOS_AMSDU 0x0080 /* 11n */ +#define IEEE80211_QOS_ACK_POLICY_NORMAL 0x0000 +#define IEEE80211_QOS_ACK_POLICY_NOACK 0x0020 +#define IEEE80211_QOS_ACK_POLICY_NOEXPLACK 0x0040 +#define IEEE80211_QOS_ACK_POLICY_BA 0x0060 +#define IEEE80211_QOS_ACK_POLICY_MASK 0x0060 +#define IEEE80211_QOS_ACK_POLICY_SHIFT 5 +#define IEEE80211_QOS_EOSP 0x0010 +#define IEEE80211_QOS_TID 0x000f + +/* Capability Information field (see 7.3.1.4) */ + +#define IEEE80211_CAPINFO_ESS 0x0001 +#define IEEE80211_CAPINFO_IBSS 0x0002 +#define IEEE80211_CAPINFO_CF_POLLABLE 0x0004 +#define IEEE80211_CAPINFO_CF_POLLREQ 0x0008 +#define IEEE80211_CAPINFO_PRIVACY 0x0010 +#define IEEE80211_CAPINFO_SHORT_PREAMBLE 0x0020 +#define IEEE80211_CAPINFO_PBCC 0x0040 +#define IEEE80211_CAPINFO_CHNL_AGILITY 0x0080 +#define IEEE80211_CAPINFO_SPECTRUM_MGMT 0x0100 +#define IEEE80211_CAPINFO_QOS 0x0200 +#define IEEE80211_CAPINFO_SHORT_SLOTTIME 0x0400 +#define IEEE80211_CAPINFO_APSD 0x0800 + +/* bit 12 is reserved */ + +#define IEEE80211_CAPINFO_DSSSOFDM 0x2000 +#define IEEE80211_CAPINFO_DELAYED_B_ACK 0x4000 +#define IEEE80211_CAPINFO_IMMEDIATE_B_ACK 0x8000 +#define IEEE80211_CAPINFO_BITS \ + "\10\01ESS\02IBSS\03CF_POLLABLE\04CF_POLLREQ" \ + "\05PRIVACY\06SHORT_PREAMBLE\07PBCC\10CHNL_AGILITY" \ + "\11SPECTRUM_MGMT\12QOS\13SHORT_SLOTTIME\14APSD" \ + "\16DSSSOFDM\17DELAYED_B_ACK\20IMMEDIATE_B_ACK" + +/* Block Ack Action field values (see Table 7-54). */ + +#define IEEE80211_ACTION_ADDBA_REQ 0 +#define IEEE80211_ACTION_ADDBA_RESP 1 +#define IEEE80211_ACTION_DELBA 2 + +/* SA Query Action field values (see Table 7-57l). */ + +#define IEEE80211_ACTION_SA_QUERY_REQ 0 +#define IEEE80211_ACTION_SA_QUERY_RESP 1 + +/* HT Action field values (see Table 7-57m). */ + +#define IEEE80211_ACTION_NOTIFYCW 0 + +#define IEEE80211_RATE_BASIC 0x80 +#define IEEE80211_RATE_VAL 0x7f +#define IEEE80211_RATE_SIZE 8 /* 802.11 standard */ +#define IEEE80211_RATE_MAXSIZE 15 /* max rates we'll handle */ + +/* BlockAck/BlockAckReq Control field (see Figure 7-13). */ + +#define IEEE80211_BA_ACK_POLICY 0x0001 +#define IEEE80211_BA_MULTI_TID 0x0002 +#define IEEE80211_BA_COMPRESSED 0x0004 +#define IEEE80211_BA_TID_INFO_MASK 0xf000 +#define IEEE80211_BA_TID_INFO_SHIFT 12 + +/* DELBA Parameter Set field (see Figure 7-34). */ + +#define IEEE80211_DELBA_INITIATOR 0x0800 + +/* ERP information element (see 7.3.2.13). */ + +#define IEEE80211_ERP_NON_ERP_PRESENT 0x01 +#define IEEE80211_ERP_USE_PROTECTION 0x02 +#define IEEE80211_ERP_BARKER_MODE 0x04 + +/* RSN capabilities (see 7.3.2.25.3). */ + +#define IEEE80211_RSNCAP_PREAUTH 0x0001 +#define IEEE80211_RSNCAP_NOPAIRWISE 0x0002 +#define IEEE80211_RSNCAP_PTKSA_RCNT_MASK 0x000c +#define IEEE80211_RSNCAP_PTKSA_RCNT_SHIFT 2 +#define IEEE80211_RSNCAP_GTKSA_RCNT_MASK 0x0030 +#define IEEE80211_RSNCAP_GTKSA_RCNT_SHIFT 4 +#define IEEE80211_RSNCAP_RCNT1 0 +#define IEEE80211_RSNCAP_RCNT2 1 +#define IEEE80211_RSNCAP_RCNT4 2 +#define IEEE80211_RSNCAP_RCNT16 3 +#define IEEE80211_RSNCAP_MFPR 0x0040 /* 11w */ +#define IEEE80211_RSNCAP_MFPC 0x0080 /* 11w */ +#define IEEE80211_RSNCAP_PEERKEYENA 0x0200 +#define IEEE80211_RSNCAP_SPPAMSDUC 0x0400 /* 11n */ +#define IEEE80211_RSNCAP_SPPAMSDUR 0x0800 /* 11n */ +#define IEEE80211_RSNCAP_PBAC 0x1000 /* 11n */ + +/* HT Capabilities Info (see 7.3.2.57.2). */ + +#define IEEE80211_HTCAP_LDPC 0x00000001 +#define IEEE80211_HTCAP_CBW20_40 0x00000002 +#define IEEE80211_HTCAP_SMPS_MASK 0x0000000c +#define IEEE80211_HTCAP_SMPS_SHIFT 2 +#define IEEE80211_HTCAP_SMPS_STA 0 +#define IEEE80211_HTCAP_SMPS_DYN 1 +#define IEEE80211_HTCAP_SMPS_DIS 3 +#define IEEE80211_HTCAP_GF 0x00000010 +#define IEEE80211_HTCAP_SGI20 0x00000020 +#define IEEE80211_HTCAP_SGI40 0x00000040 +#define IEEE80211_HTCAP_TXSTBC 0x00000080 +#define IEEE80211_HTCAP_RXSTBC_MASK 0x00000300 +#define IEEE80211_HTCAP_RXSTBC_SHIFT 8 +#define IEEE80211_HTCAP_DELAYEDBA 0x00000400 +#define IEEE80211_HTCAP_AMSDU7935 0x00000800 +#define IEEE80211_HTCAP_DSSSCCK40 0x00001000 +#define IEEE80211_HTCAP_PSMP 0x00002000 +#define IEEE80211_HTCAP_40INTOLERANT 0x00004000 +#define IEEE80211_HTCAP_LSIGTXOPPROT 0x00008000 + +/* HT Extended Capabilities (see 7.3.2.57.5).*/ + +#define IEEE80211_HTXCAP_PCO 0x0001 +#define IEEE80211_HTXCAP_PCOTT_MASK 0x0006 +#define IEEE80211_HTXCAP_PCOTT_SHIFT 1 +#define IEEE80211_HTXCAP_PCOTT_400 1 +#define IEEE80211_HTXCAP_PCOTT_1500 2 +#define IEEE80211_HTXCAP_PCOTT_5000 3 + +/* Bits 3-7 are reserved. */ + +#define IEEE80211_HTXCAP_MFB_MASK 0x0300 +#define IEEE80211_HTXCAP_MFB_SHIFT 8 +#define IEEE80211_HTXCAP_MFB_NONE 0 +#define IEEE80211_HTXCAP_MFB_UNSOL 2 +#define IEEE80211_HTXCAP_MFB_BOTH 3 +#define IEEE80211_HTXCAP_HTC 0x0400 +#define IEEE80211_HTXCAP_RDRESP 0x0800 + +/* Bits 12-15 are reserved. */ + +/* Transmit Beamforming (TxBF) Capabilities (see 7.3.2.57.6). */ + +#define IEEE80211_TXBFCAP_IMPLICIT_RX 0x00000001 +#define IEEE80211_TXBFCAP_RSSC 0x00000002 +#define IEEE80211_TXBFCAP_TSSC 0x00000004 +#define IEEE80211_TXBFCAP_RNDP 0x00000008 +#define IEEE80211_TXBFCAP_TNDP 0x00000010 +#define IEEE80211_TXBFCAP_IMPLICIT_TX 0x00000020 +#define IEEE80211_TXBFCAP_CALIB_MASK 0x000000c0 +#define IEEE80211_TXBFCAP_CALIB_SHIFT 6 +#define IEEE80211_TXBFCAP_TX_CSI 0x00000100 + +/* Antenna Selection (ASEL) Capability (see 7.3.2.57.7). */ + +#define IEEE80211_ASELCAP_ASEL 0x01 +#define IEEE80211_ASELCAP_CSIFB 0x02 + +/* Bit 7 is reserved. */ + +/* HT Operation element (see 7.3.2.58). */ + +/* Byte 1. */ + +#define IEEE80211_HTOP0_SCO_MASK 0x03 +#define IEEE80211_HTOP0_SCO_SHIFT 0 +#define IEEE80211_HTOP0_SCO_SCN 0 +#define IEEE80211_HTOP0_SCO_SCA 1 +#define IEEE80211_HTOP0_SCO_SCB 3 +#define IEEE80211_HTOP0_CHW 0x04 +#define IEEE80211_HTOP0_RIFS 0x08 +#define IEEE80211_HTOP0_SPSMP 0x10 +#define IEEE80211_HTOP0_SIG_MASK 0xe0 +#define IEEE80211_HTOP0_SIG_SHIFT 5 + +/* Bytes 2-3. */ + +#define IEEE80211_HTOP1_PROT_MASK 0x0003 +#define IEEE80211_HTOP1_PROT_SHIFT 0 +#define IEEE80211_HTOP1_NONGTSTA 0x0004 + +/* Bit 3 is reserved. */ + +#define IEEE80211_HTOP1_OBSS_NONHTSTA 0x0010 + +/* Bits 5-15 are reserved. */ + +/* Bytes 4-5. */ + +/* Bits 0-5 are reserved. */ + +#define IEEE80211_HTOP2_DUALBEACON 0x0040 +#define IEEE80211_HTOP2_DUALCTSPROT 0x0080 +#define IEEE80211_HTOP2_STBCBEACON 0x0100 +#define IEEE80211_HTOP2_LSIGTXOP 0x0200 +#define IEEE80211_HTOP2_PCOACTIVE 0x0400 +#define IEEE80211_HTOP2_PCOPHASE40 0x0800 + +/* Bits 12-15 are reserved. */ + +/* EDCA Access Categories. */ + +#define EDCA_NUM_AC 4 + +/* Number of TID values (traffic identifier) */ + +#define IEEE80211_NUM_TID 16 + +/* Atheros private advanced capabilities info */ + +#define ATHEROS_CAP_TURBO_PRIME 0x01 +#define ATHEROS_CAP_COMPRESSION 0x02 +#define ATHEROS_CAP_FAST_FRAME 0x04 + +/* bits 3-6 reserved */ + +#define ATHEROS_CAP_BOOST 0x80 + +/* Organizationally Unique Identifiers. + * See http://standards.ieee.org/regauth/oui/oui.txt for a list. + */ + +#define ATHEROS_OUI ((const uint8_t[]){ 0x00, 0x03, 0x7f }) +#define BROADCOM_OUI ((const uint8_t[]){ 0x00, 0x90, 0x4c }) +#define IEEE80211_OUI ((const uint8_t[]){ 0x00, 0x0f, 0xac }) +#define MICROSOFT_OUI ((const uint8_t[]){ 0x00, 0x50, 0xf2 }) + +#define IEEE80211_AUTH_ALGORITHM(auth) \ + ((auth)[0] | ((auth)[1] << 8)) +#define IEEE80211_AUTH_TRANSACTION(auth) \ + ((auth)[2] | ((auth)[3] << 8)) +#define IEEE80211_AUTH_STATUS(auth) \ + ((auth)[4] | ((auth)[5] << 8)) + +/* Authentication Algorithm Number field (see 7.3.1.1). */ + +#define IEEE80211_AUTH_ALG_OPEN 0x0000 +#define IEEE80211_AUTH_ALG_SHARED 0x0001 +#define IEEE80211_AUTH_ALG_LEAP 0x0080 + +/* WEP */ + +#define IEEE80211_WEP_KEYLEN 5 /* 40bit */ +#define IEEE80211_WEP_NKID 4 /* number of key ids */ +#define IEEE80211_CHALLENGE_LEN 128 + +/* WEP header constants */ + +#define IEEE80211_WEP_IVLEN 3 /* 24bit */ +#define IEEE80211_WEP_KIDLEN 1 /* 1 octet */ +#define IEEE80211_WEP_CRCLEN 4 /* CRC-32 */ +#define IEEE80211_CRC_LEN 4 +#define IEEE80211_WEP_TOTLEN \ + (IEEE80211_WEP_IVLEN + IEEE80211_WEP_KIDLEN + IEEE80211_WEP_CRCLEN) + +/* 802.11i defines an extended IV for use with non-WEP ciphers. + * When the EXTIV bit is set in the key id byte an additional + * 4 bytes immediately follow the IV for TKIP. For CCMP the + * EXTIV bit is likewise set but the 8 bytes represent the + * CCMP header rather than IV+extended-IV. + */ + +#define IEEE80211_WEP_EXTIV 0x20 +#define IEEE80211_WEP_EXTIVLEN 4 /* extended IV length */ +#define IEEE80211_WEP_MICLEN 8 /* trailing MIC */ + +/* Maximum acceptable MTU is: + * IEEE80211_MAX_LEN - WEP overhead - CRC - + * QoS overhead - RSN/WPA overhead + * Min is arbitrarily chosen > IEEE80211_MIN_LEN. The default + * mtu is Ethernet-compatible. + */ + +#define IEEE80211_MTU_MAX 2290 +#define IEEE80211_MTU_MIN 32 + +#define IEEE80211_MAX_LEN \ + (2300 + IEEE80211_CRC_LEN + \ + (IEEE80211_WEP_IVLEN + IEEE80211_WEP_KIDLEN + IEEE80211_WEP_CRCLEN)) +#define IEEE80211_ACK_LEN \ + (sizeof(struct ieee80211_frame_ack) + IEEE80211_CRC_LEN) +#define IEEE80211_MIN_LEN \ + (sizeof(struct ieee80211_frame_min) + IEEE80211_CRC_LEN) + +/* The 802.11 spec says at most 2007 stations may be + * associated at once. For most AP's this is way more + * than is feasible so we use a default of 1800. This + * number may be overridden by the driver and/or by + * user configuration. + */ + +#define IEEE80211_AID_MAX 2007 +#define IEEE80211_AID_DEF 1800 +#define IEEE80211_AID(b) ((b) &~ 0xc000) + +/* RTS frame length parameters. The default is specified in + * the 802.11 spec. The max may be wrong for jumbo frames. + */ + +#define IEEE80211_RTS_DEFAULT 512 +#define IEEE80211_RTS_MIN 1 +#define IEEE80211_RTS_MAX IEEE80211_MAX_LEN + +#define IEEE80211_PLCP_SERVICE 0x00 +#define IEEE80211_PLCP_SERVICE_PBCC 0x08 /* PBCC encoded */ +#define IEEE80211_PLCP_SERVICE_LENEXT 0x80 /* length extension bit */ + +/* One Time Unit (TU) is 1Kus = 1024 microseconds. */ + +#define IEEE80211_DUR_TU 1024 + +/* IEEE 802.11b durations for DSSS PHY in microseconds */ + +#define IEEE80211_DUR_DS_LONG_PREAMBLE 144 +#define IEEE80211_DUR_DS_SHORT_PREAMBLE 72 +#define IEEE80211_DUR_DS_PREAMBLE_DIFFERENCE \ + (IEEE80211_DUR_DS_LONG_PREAMBLE - IEEE80211_DUR_DS_SHORT_PREAMBLE) +#define IEEE80211_DUR_DS_FAST_PLCPHDR 24 +#define IEEE80211_DUR_DS_SLOW_PLCPHDR 48 +#define IEEE80211_DUR_DS_PLCPHDR_DIFFERENCE \ + (IEEE80211_DUR_DS_SLOW_PLCPHDR - IEEE80211_DUR_DS_FAST_PLCPHDR) +#define IEEE80211_DUR_DS_SLOW_ACK 112 +#define IEEE80211_DUR_DS_FAST_ACK 56 +#define IEEE80211_DUR_DS_SLOW_CTS 112 +#define IEEE80211_DUR_DS_FAST_CTS 56 +#define IEEE80211_DUR_DS_SLOT 20 +#define IEEE80211_DUR_DS_SIFS 10 +#define IEEE80211_DUR_DS_PIFS \ + (IEEE80211_DUR_DS_SIFS + IEEE80211_DUR_DS_SLOT) +#define IEEE80211_DUR_DS_DIFS \ + (IEEE80211_DUR_DS_SIFS + 2 * IEEE80211_DUR_DS_SLOT) +#define IEEE80211_DUR_DS_EIFS (IEEE80211_DUR_DS_SIFS + \ + IEEE80211_DUR_DS_SLOW_ACK + \ + IEEE80211_DUR_DS_LONG_PREAMBLE + \ + IEEE80211_DUR_DS_SLOW_PLCPHDR + \ + IEEE80211_DUR_DIFS) + +/* The RSNA key descriptor used by IEEE 802.11 does not use the IEEE 802.1X + * key descriptor. Instead, it uses the key descriptor described in 8.5.2. + */ + +#define EAPOL_KEY_NONCE_LEN 32 +#define EAPOL_KEY_IV_LEN 16 +#define EAPOL_KEY_MIC_LEN 16 + +/* Pairwise Transient Key (see 8.5.1.2) */ + +#define IEEE80211_PMKID_LEN 16 +#define IEEE80211_SMKID_LEN 16 + +/**************************************************************************** + * Public Types + ****************************************************************************/ + +/* Generic definitions for IEEE 802.11 frames */ + +begin_packed_struct struct ieee80211_frame +{ + uint8_t i_fc[2]; + uint8_t i_dur[2]; + uint8_t i_addr1[IEEE80211_ADDR_LEN]; + uint8_t i_addr2[IEEE80211_ADDR_LEN]; + uint8_t i_addr3[IEEE80211_ADDR_LEN]; + uint8_t i_seq[2]; +} end_packed_struct; + +begin_packed_struct struct ieee80211_qosframe +{ + uint8_t i_fc[2]; + uint8_t i_dur[2]; + uint8_t i_addr1[IEEE80211_ADDR_LEN]; + uint8_t i_addr2[IEEE80211_ADDR_LEN]; + uint8_t i_addr3[IEEE80211_ADDR_LEN]; + uint8_t i_seq[2]; + uint8_t i_qos[2]; +} end_packet_struct; + +begin_packed_struct struct ieee80211_htframe /* 11n */ +{ + uint8_t i_fc[2]; + uint8_t i_dur[2]; + uint8_t i_addr1[IEEE80211_ADDR_LEN]; + uint8_t i_addr2[IEEE80211_ADDR_LEN]; + uint8_t i_addr3[IEEE80211_ADDR_LEN]; + uint8_t i_seq[2]; + uint8_t i_qos[2]; + uint8_t i_ht[4]; +} end_packet_struct; + +begin_packed_struct struct ieee80211_frame_addr4 +{ + uint8_t i_fc[2]; + uint8_t i_dur[2]; + uint8_t i_addr1[IEEE80211_ADDR_LEN]; + uint8_t i_addr2[IEEE80211_ADDR_LEN]; + uint8_t i_addr3[IEEE80211_ADDR_LEN]; + uint8_t i_seq[2]; + uint8_t i_addr4[IEEE80211_ADDR_LEN]; +} end_packet_struct; + +begin_packed_struct struct ieee80211_qosframe_addr4 +{ + uint8_t i_fc[2]; + uint8_t i_dur[2]; + uint8_t i_addr1[IEEE80211_ADDR_LEN]; + uint8_t i_addr2[IEEE80211_ADDR_LEN]; + uint8_t i_addr3[IEEE80211_ADDR_LEN]; + uint8_t i_seq[2]; + uint8_t i_addr4[IEEE80211_ADDR_LEN]; + uint8_t i_qos[2]; +} end_packet_struct; + +begin_packed_struct struct ieee80211_htframe_addr4 /* 11n */ +{ + uint8_t i_fc[2]; + uint8_t i_dur[2]; + uint8_t i_addr1[IEEE80211_ADDR_LEN]; + uint8_t i_addr2[IEEE80211_ADDR_LEN]; + uint8_t i_addr3[IEEE80211_ADDR_LEN]; + uint8_t i_seq[2]; + uint8_t i_addr4[IEEE80211_ADDR_LEN]; + uint8_t i_qos[2]; + uint8_t i_ht[4]; +} end_packet_struct; + +/* Control frames. */ + +begin_packed_struct struct ieee80211_frame_min +{ + uint8_t i_fc[2]; + uint8_t i_dur[2]; + uint8_t i_addr1[IEEE80211_ADDR_LEN]; + uint8_t i_addr2[IEEE80211_ADDR_LEN]; + + /* FCS */ + +} end_packet_struct; + +begin_packed_struct struct ieee80211_frame_rts +{ + uint8_t i_fc[2]; + uint8_t i_dur[2]; + uint8_t i_ra[IEEE80211_ADDR_LEN]; + uint8_t i_ta[IEEE80211_ADDR_LEN]; + + /* FCS */ + +} end_packet_struct; + +struct ieee80211_frame_cts +{ + uint8_t i_fc[2]; + uint8_t i_dur[2]; + uint8_t i_ra[IEEE80211_ADDR_LEN]; + + /* FCS */ + +} end_packet_struct; + +struct ieee80211_frame_ack +{ + uint8_t i_fc[2]; + uint8_t i_dur[2]; + uint8_t i_ra[IEEE80211_ADDR_LEN]; + + /* FCS */ + +} end_packet_struct; + +struct ieee80211_frame_pspoll +{ + uint8_t i_fc[2]; + uint8_t i_aid[2]; + uint8_t i_bssid[IEEE80211_ADDR_LEN]; + uint8_t i_ta[IEEE80211_ADDR_LEN]; + + /* FCS */ + +} end_packet_struct; + +struct ieee80211_frame_cfend +{ /* NB: also CF-End+CF-Ack */ + uint8_t i_fc[2]; + uint8_t i_dur[2]; /* should be zero */ + uint8_t i_ra[IEEE80211_ADDR_LEN]; + uint8_t i_bssid[IEEE80211_ADDR_LEN]; + + /* FCS */ + +} end_packet_struct; + +/* Information elements (see Table 7-26). */ + +enum +{ + IEEE80211_ELEMID_SSID = 0, + IEEE80211_ELEMID_RATES = 1, + IEEE80211_ELEMID_FHPARMS = 2, + IEEE80211_ELEMID_DSPARMS = 3, + IEEE80211_ELEMID_CFPARMS = 4, + IEEE80211_ELEMID_TIM = 5, + IEEE80211_ELEMID_IBSSPARMS = 6, + IEEE80211_ELEMID_COUNTRY = 7, + IEEE80211_ELEMID_QBSS_LOAD = 11, + IEEE80211_ELEMID_EDCAPARMS = 12, + IEEE80211_ELEMID_CHALLENGE = 16, + + /* 17-31 reserved for challenge text extension */ + + IEEE80211_ELEMID_ERP = 42, + IEEE80211_ELEMID_HTCAPS = 45, /* 11n */ + IEEE80211_ELEMID_QOS_CAP = 46, + IEEE80211_ELEMID_RSN = 48, + IEEE80211_ELEMID_XRATES = 50, + IEEE80211_ELEMID_TIE = 56, /* 11r */ + IEEE80211_ELEMID_HTOP = 61, /* 11n */ + IEEE80211_ELEMID_MMIE = 76, /* 11w */ + IEEE80211_ELEMID_TPC = 150, + IEEE80211_ELEMID_CCKM = 156, + IEEE80211_ELEMID_VENDOR = 221 /* vendor private */ +}; + +/* Action field category values (see Table 7-24). */ + +enum +{ + IEEE80211_CATEG_SPECTRUM = 0, + IEEE80211_CATEG_QOS = 1, + IEEE80211_CATEG_DLS = 2, + IEEE80211_CATEG_BA = 3, + IEEE80211_CATEG_HT = 7, /* 11n */ + IEEE80211_CATEG_SA_QUERY = 8 /* 11w */ +}; + +/* EDCA Access Categories. */ + +enum ieee80211_edca_ac +{ + EDCA_AC_BK = 1, /* Background */ + EDCA_AC_BE = 0, /* Best Effort */ + EDCA_AC_VI = 2, /* Video */ + EDCA_AC_VO = 3 /* Voice */ +}; + +/* Authentication Transaction Sequence Number field (see 7.3.1.2). */ + +enum +{ + IEEE80211_AUTH_OPEN_REQUEST = 1, + IEEE80211_AUTH_OPEN_RESPONSE = 2 +}; + +enum +{ + IEEE80211_AUTH_SHARED_REQUEST = 1, + IEEE80211_AUTH_SHARED_CHALLENGE = 2, + IEEE80211_AUTH_SHARED_RESPONSE = 3, + IEEE80211_AUTH_SHARED_PASS = 4 +}; + +/* Reason codes (see Table 22). */ + +enum +{ + IEEE80211_REASON_UNSPECIFIED = 1, + IEEE80211_REASON_AUTH_EXPIRE = 2, + IEEE80211_REASON_AUTH_LEAVE = 3, + IEEE80211_REASON_ASSOC_EXPIRE = 4, + IEEE80211_REASON_ASSOC_TOOMANY = 5, + IEEE80211_REASON_NOT_AUTHED = 6, + IEEE80211_REASON_NOT_ASSOCED = 7, + IEEE80211_REASON_ASSOC_LEAVE = 8, + IEEE80211_REASON_ASSOC_NOT_AUTHED = 9, + + /* XXX the following two reason codes are not correct */ + + IEEE80211_REASON_RSN_REQUIRED = 11, + IEEE80211_REASON_RSN_INCONSISTENT = 12, + + IEEE80211_REASON_IE_INVALID = 13, + IEEE80211_REASON_MIC_FAILURE = 14, + IEEE80211_REASON_4WAY_TIMEOUT = 15, + IEEE80211_REASON_GROUP_TIMEOUT = 16, + IEEE80211_REASON_RSN_DIFFERENT_IE = 17, + IEEE80211_REASON_BAD_GROUP_CIPHER = 18, + IEEE80211_REASON_BAD_PAIRWISE_CIPHER = 19, + IEEE80211_REASON_BAD_AKMP = 20, + IEEE80211_REASON_RSN_IE_VER_UNSUP = 21, + IEEE80211_REASON_RSN_IE_BAD_CAP = 22, + + IEEE80211_REASON_CIPHER_REJ_POLICY = 24, + + IEEE80211_REASON_SETUP_REQUIRED = 38, + IEEE80211_REASON_TIMEOUT = 39 +}; + +/* Status codes (see Table 23). */ + +enum +{ + IEEE80211_STATUS_SUCCESS = 0, + IEEE80211_STATUS_UNSPECIFIED = 1, + IEEE80211_STATUS_CAPINFO = 10, + IEEE80211_STATUS_NOT_ASSOCED = 11, + IEEE80211_STATUS_OTHER = 12, + IEEE80211_STATUS_ALG = 13, + IEEE80211_STATUS_SEQUENCE = 14, + IEEE80211_STATUS_CHALLENGE = 15, + IEEE80211_STATUS_TIMEOUT = 16, + IEEE80211_STATUS_TOOMANY = 17, + IEEE80211_STATUS_BASIC_RATE = 18, + IEEE80211_STATUS_SP_REQUIRED = 19, + IEEE80211_STATUS_PBCC_REQUIRED = 20, + IEEE80211_STATUS_CA_REQUIRED = 21, + IEEE80211_STATUS_TOO_MANY_STATIONS = 22, + IEEE80211_STATUS_RATES = 23, + IEEE80211_STATUS_SHORTSLOT_REQUIRED = 25, + IEEE80211_STATUS_DSSSOFDM_REQUIRED = 26, + + IEEE80211_STATUS_TRY_AGAIN_LATER = 30, + IEEE80211_STATUS_MFP_POLICY = 31, + + IEEE80211_STATUS_REFUSED = 37, + IEEE80211_STATUS_INVALID_PARAM = 38, + + IEEE80211_STATUS_IE_INVALID = 40, + IEEE80211_STATUS_BAD_GROUP_CIPHER = 41, + IEEE80211_STATUS_BAD_PAIRWISE_CIPHER = 42, + IEEE80211_STATUS_BAD_AKMP = 43, + IEEE80211_STATUS_RSN_IE_VER_UNSUP = 44, + + IEEE80211_STATUS_CIPHER_REJ_POLICY = 46, +}; + +struct ieee80211_eapol_key +{ + uint8_t version; + +#define EAPOL_VERSION 1 + + uint8_t type; + +/* IEEE Std 802.1X-2004, 7.5.4 (only type EAPOL-Key is used here) */ + +#define EAP_PACKET 0 +#define EAPOL_START 1 +#define EAPOL_LOGOFF 2 +#define EAPOL_KEY 3 +#define EAPOL_ASF_ALERT 4 + + uint8_t len[2]; + uint8_t desc; + +/* IEEE Std 802.1X-2004, 7.6.1 */ + +#define EAPOL_KEY_DESC_RC4 1 /* Deprecated */ +#define EAPOL_KEY_DESC_IEEE80211 2 +#define EAPOL_KEY_DESC_WPA 254 /* Non-standard WPA */ + + uint8_t info[2]; + +#define EAPOL_KEY_VERSION_MASK 0x7 +#define EAPOL_KEY_DESC_V1 1 +#define EAPOL_KEY_DESC_V2 2 +#define EAPOL_KEY_DESC_V3 3 /* 11r */ +#define EAPOL_KEY_PAIRWISE (1 << 3) +#define EAPOL_KEY_INSTALL (1 << 6) /* I */ +#define EAPOL_KEY_KEYACK (1 << 7) /* A */ +#define EAPOL_KEY_KEYMIC (1 << 8) /* M */ +#define EAPOL_KEY_SECURE (1 << 9) /* S */ +#define EAPOL_KEY_ERROR (1 << 10) +#define EAPOL_KEY_REQUEST (1 << 11) +#define EAPOL_KEY_ENCRYPTED (1 << 12) +#define EAPOL_KEY_SMK (1 << 13) + +/* WPA compatibility */ + +#define EAPOL_KEY_WPA_KID_MASK 0x3 +#define EAPOL_KEY_WPA_KID_SHIFT 4 +#define EAPOL_KEY_WPA_TX EAPOL_KEY_INSTALL + + uint8_t keylen[2]; + uint8_t replaycnt[8]; + uint8_t nonce[EAPOL_KEY_NONCE_LEN]; + uint8_t iv[EAPOL_KEY_IV_LEN]; + uint8_t rsc[8]; + uint8_t reserved[8]; + uint8_t mic[EAPOL_KEY_MIC_LEN]; + uint8_t paylen[2]; +} end_packet_struct; + +/* Pairwise Transient Key (see 8.5.1.2) */ + +struct ieee80211_ptk +{ + uint8_t kck[16]; /* Key Confirmation Key */ + uint8_t kek[16]; /* Key Encryption Key */ + uint8_t tk[32]; /* Temporal Key */ +} end_packet_struct; + +/* Key Data Encapsulation (see Table 62) */ + +enum +{ + IEEE80211_KDE_GTK = 1, + IEEE80211_KDE_MACADDR = 3, + IEEE80211_KDE_PMKID = 4, + IEEE80211_KDE_SMK = 5, + IEEE80211_KDE_NONCE = 6, + IEEE80211_KDE_LIFETIME = 7, + IEEE80211_KDE_ERROR = 8, + IEEE80211_KDE_IGTK = 9 /* 11w */ +}; + +/**************************************************************************** + * Inline Functions + ****************************************************************************/ + +static inline int ieee80211_has_seq(FAR const struct ieee80211_frame *wh) +{ + return (wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_CTL; +} + +static inline int ieee80211_has_addr4(FAR const struct ieee80211_frame *wh) +{ + return (wh->i_fc[1] & IEEE80211_FC1_DIR_MASK) == IEEE80211_FC1_DIR_DSTODS; +} + +static inline int ieee80211_has_qos(FAR const struct ieee80211_frame *wh) +{ + return (wh->i_fc[0] & + (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_QOS)) == + (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS); +} + +static inline int ieee80211_has_htc(FAR const struct ieee80211_frame *wh) +{ + return (wh->i_fc[1] & IEEE80211_FC1_ORDER) && + (ieee80211_has_qos(wh) || + (wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK) == IEEE80211_FC0_TYPE_MGT); +} + +static inline uint16_t ieee80211_get_qos(FAR const struct ieee80211_frame *wh) +{ + FAR const uint8_t *frm; + + if (ieee80211_has_addr4(wh)) + { + frm = ((FAR const struct ieee80211_qosframe_addr4 *)wh)->i_qos; + } + else + { + frm = ((FAR const struct ieee80211_qosframe *)wh)->i_qos; + } + + return letoh16(*(FAR const uint16_t *)frm); +} + +#endif /* __INCLUDE_NUTTX_WIRELESS_IEEE80211_IEEE80211_H */ diff --git a/include/nuttx/wireless/ieee80211/ieee80211_cypto.h b/include/nuttx/wireless/ieee80211/ieee80211_cypto.h new file mode 100644 index 00000000000..44a9d91b66c --- /dev/null +++ b/include/nuttx/wireless/ieee80211/ieee80211_cypto.h @@ -0,0 +1,119 @@ +/**************************************************************************** + * net/ieee80211/ieee80211_crypto.h + * 802.11 protocol crypto-related definitions. + * + * Copyright (c) 2007,2008 Damien Bergamini + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + ****************************************************************************/ + +#ifndef __NET_IEEE80211_IEEE80211_CRYPTO_H +#define __NET_IEEE80211_IEEE80211_CRYPTO_H + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +#define IEEE80211_KEYBUF_SIZE 16 + +#define IEEE80211_TKIP_HDRLEN 8 +#define IEEE80211_TKIP_MICLEN 8 +#define IEEE80211_TKIP_ICVLEN 4 +#define IEEE80211_CCMP_HDRLEN 8 +#define IEEE80211_CCMP_MICLEN 8 + +#define IEEE80211_PMK_LEN 32 + +/**************************************************************************** + * Public Types + ****************************************************************************/ + +/* 802.11 ciphers */ + +enum ieee80211_cipher +{ + IEEE80211_CIPHER_NONE = 0x00000000, + IEEE80211_CIPHER_USEGROUP = 0x00000001, + IEEE80211_CIPHER_WEP40 = 0x00000002, + IEEE80211_CIPHER_TKIP = 0x00000004, + IEEE80211_CIPHER_CCMP = 0x00000008, + IEEE80211_CIPHER_WEP104 = 0x00000010, + IEEE80211_CIPHER_BIP = 0x00000020 /* 11w */ +}; + +/* 802.11 Authentication and Key Management Protocols */ + +enum ieee80211_akm +{ + IEEE80211_AKM_NONE = 0x00000000, + IEEE80211_AKM_8021X = 0x00000001, + IEEE80211_AKM_PSK = 0x00000002, + IEEE80211_AKM_SHA256_8021X = 0x00000004, /* 11w */ + IEEE80211_AKM_SHA256_PSK = 0x00000008 /* 11w */ +}; + +struct ieee80211_key +{ + uint8_t k_id; /* Identifier (0-5) */ + enum ieee80211_cipher k_cipher; + unsigned int k_flags; + +#define IEEE80211_KEY_GROUP 0x00000001 /* Group data key */ +#define IEEE80211_KEY_TX 0x00000002 /* Tx+Rx */ +#define IEEE80211_KEY_IGTK 0x00000004 /* Integrity group key */ + + unsigned int k_len; + uint64_t k_rsc[IEEE80211_NUM_TID]; + uint64_t k_mgmt_rsc; + uint64_t k_tsc; + uint8_t k_key[32]; + FAR void *k_priv; +}; + +/* Entry in the PMKSA cache */ + +struct ieee80211_pmk +{ + sq_entry_t pmk_next; + enum ieee80211_akm pmk_akm; + uint32_t pmk_lifetime; + +#define IEEE80211_PMK_INFINITE 0 + + uint8_t pmk_pmkid[IEEE80211_PMKID_LEN]; + uint8_t pmk_macaddr[IEEE80211_ADDR_LEN]; + uint8_t pmk_key[IEEE80211_PMK_LEN]; +}; + +/**************************************************************************** + * Inline Functions + ****************************************************************************/ + +static __inline int ieee80211_is_8021x_akm(enum ieee80211_akm akm) +{ + return akm == IEEE80211_AKM_8021X || akm == IEEE80211_AKM_SHA256_8021X; +} + +static __inline int ieee80211_is_sha256_akm(enum ieee80211_akm akm) +{ + return akm == IEEE80211_AKM_SHA256_8021X || akm == IEEE80211_AKM_SHA256_PSK; +} + +#endif /* __NET_IEEE80211_IEEE80211_CRYPTO_H */ \ No newline at end of file