diff options
Diffstat (limited to 'sys/net80211/_ieee80211.h')
| -rw-r--r-- | sys/net80211/_ieee80211.h | 119 |
1 files changed, 92 insertions, 27 deletions
diff --git a/sys/net80211/_ieee80211.h b/sys/net80211/_ieee80211.h index 9f50e3c4..d41659f 100644 --- a/sys/net80211/_ieee80211.h +++ b/sys/net80211/_ieee80211.h @@ -1,6 +1,6 @@ /*- * Copyright (c) 2001 Atsushi Onoe - * Copyright (c) 2002-2007 Sam Leffler, Errno Consulting + * Copyright (c) 2002-2008 Sam Leffler, Errno Consulting * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -28,16 +28,31 @@ #ifndef _NET80211__IEEE80211_H_ #define _NET80211__IEEE80211_H_ +/* + * 802.11 implementation definitions. + * + * NB: this file is used by applications. + */ + +/* + * PHY type; mostly used to identify FH phys. + */ enum ieee80211_phytype { IEEE80211_T_DS, /* direct sequence spread spectrum */ IEEE80211_T_FH, /* frequency hopping */ IEEE80211_T_OFDM, /* frequency division multiplexing */ IEEE80211_T_TURBO, /* high rate OFDM, aka turbo mode */ - IEEE80211_T_HT, /* high throughput, full GI */ + IEEE80211_T_HT, /* high throughput */ }; #define IEEE80211_T_CCK IEEE80211_T_DS /* more common nomenclature */ -/* XXX not really a mode; there are really multiple PHY's */ +/* + * PHY mode; this is not really a mode as multi-mode devices + * have multiple PHY's. Mode is mostly used as a shorthand + * for constraining which channels to consider in setting up + * operation. Modes used to be used more extensively when + * channels were identified as IEEE channel numbers. + */ enum ieee80211_phymode { IEEE80211_MODE_AUTO = 0, /* autoselect */ IEEE80211_MODE_11A = 1, /* 5GHz, OFDM */ @@ -52,13 +67,18 @@ enum ieee80211_phymode { }; #define IEEE80211_MODE_MAX (IEEE80211_MODE_11NG+1) +/* + * Operating mode. Devices do not necessarily support + * all modes; they indicate which are supported in their + * capabilities. + */ enum ieee80211_opmode { - IEEE80211_M_STA = 1, /* infrastructure station */ IEEE80211_M_IBSS = 0, /* IBSS (adhoc) station */ + IEEE80211_M_STA = 1, /* infrastructure station */ + IEEE80211_M_WDS = 2, /* WDS link */ IEEE80211_M_AHDEMO = 3, /* Old lucent compatible adhoc demo */ - IEEE80211_M_HOSTAP = 6, /* Software Access Point */ - IEEE80211_M_MONITOR = 8, /* Monitor mode */ - IEEE80211_M_WDS = 2 /* WDS link */ + IEEE80211_M_HOSTAP = 4, /* Software Access Point */ + IEEE80211_M_MONITOR = 5, /* Monitor mode */ }; #define IEEE80211_OPMODE_MAX (IEEE80211_M_MONITOR+1) @@ -72,7 +92,11 @@ enum ieee80211_protmode { }; /* - * Authentication mode. + * Authentication mode. The open and shared key authentication + * modes are implemented within the 802.11 layer. 802.1x and + * WPA/802.11i are implemented in user mode by setting the + * 802.11 layer into IEEE80211_AUTH_8021X and deferring + * authentication to user space programs. */ enum ieee80211_authmode { IEEE80211_AUTH_NONE = 0, @@ -265,18 +289,28 @@ struct ieee80211_channel { #define IEEE80211_NONQOS_TID WME_NUM_TID /* index for non-QoS sta */ /* + * 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 128. This + * number may be overridden by the driver and/or by + * user configuration but may not be less than IEEE80211_AID_MIN. + */ +#define IEEE80211_AID_DEF 128 +#define IEEE80211_AID_MIN 16 + +/* * 802.11 rate set. */ #define IEEE80211_RATE_SIZE 8 /* 802.11 standard */ #define IEEE80211_RATE_MAXSIZE 15 /* max rates we'll handle */ struct ieee80211_rateset { - uint8_t rs_nrates; - uint8_t rs_rates[IEEE80211_RATE_MAXSIZE]; + uint8_t rs_nrates; + uint8_t rs_rates[IEEE80211_RATE_MAXSIZE]; }; /* - * 802.11n variant of ieee80211_rateset. Instead + * 802.11n variant of ieee80211_rateset. Instead of * legacy rates the entries are MCS rates. We define * the structure such that it can be used interchangeably * with an ieee80211_rateset (modulo structure size). @@ -284,27 +318,58 @@ struct ieee80211_rateset { #define IEEE80211_HTRATE_MAXSIZE 127 struct ieee80211_htrateset { - uint8_t rs_nrates; - uint8_t rs_rates[IEEE80211_HTRATE_MAXSIZE]; + uint8_t rs_nrates; + uint8_t rs_rates[IEEE80211_HTRATE_MAXSIZE]; }; #define IEEE80211_RATE_MCS 0x80 /* - * Roaming state visible to user space. There are two - * thresholds that control whether roaming is considered; - * when either is exceeded the 802.11 layer will check - * the scan cache for another AP. If the cache is stale - * then a scan may be triggered. + * Per-mode transmit parameters/controls visible to user space. + * These can be used to set fixed transmit rate for all operating + * modes or on a per-client basis according to the capabilities + * of the client (e.g. an 11b client associated to an 11g ap). + * + * MCS are distinguished from legacy rates by or'ing in 0x80. + */ +struct ieee80211_txparam { + uint8_t ucastrate; /* ucast data rate (legacy/MCS|0x80) */ + uint8_t mgmtrate; /* mgmt frame rate (legacy/MCS|0x80) */ + uint8_t mcastrate; /* multicast rate (legacy/MCS|0x80) */ + uint8_t maxretry; /* max unicast data retry count */ +}; + +/* + * Per-mode roaming state visible to user space. There are two + * thresholds that control whether roaming is considered; when + * either is exceeded the 802.11 layer will check the scan cache + * for another AP. If the cache is stale then a scan may be + * triggered. + */ +struct ieee80211_roamparam { + int8_t rssi; /* rssi thresh (.5 dBm) */ + uint8_t rate; /* tx rate thresh (.5 Mb/s or MCS) */ + uint16_t pad; /* reserve */ +}; + +/* + * Regulatory Information. + */ +struct ieee80211_regdomain { + uint16_t regdomain; /* SKU */ + uint16_t country; /* ISO country code */ + uint8_t location; /* I (indoor), O (outdoor), other */ + uint8_t ecm; /* Extended Channel Mode */ + char isocc[2]; /* country code string */ + short pad[2]; +}; + +/* + * MIMO antenna/radio state. */ -struct ieee80211_roam { - int8_t rssi11a; /* rssi thresh for 11a bss */ - int8_t rssi11b; /* for 11g sta in 11b bss */ - int8_t rssi11bOnly; /* for 11b sta */ - uint8_t pad1; - uint8_t rate11a; /* rate thresh for 11a bss */ - uint8_t rate11b; /* for 11g sta in 11b bss */ - uint8_t rate11bOnly; /* for 11b sta */ - uint8_t pad2; +struct ieee80211_mimo_info { + int8_t rssi[3]; /* per-antenna rssi */ + int8_t noise[3]; /* per-antenna noise floor */ + uint32_t evm[3]; /* EVM data */ }; #endif /* _NET80211__IEEE80211_H_ */ |
