/* * Fundamental types and constants relating to WPA * * Copyright 2006, Broadcom Corporation * All Rights Reserved. * * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. * * $Id: wpa.h,v 1.1.1.4 2006/02/27 03:43:16 honor Exp $ */ #ifndef _proto_wpa_h_ #define _proto_wpa_h_ #include #include /* enable structure packing */ #if defined(__GNUC__) #define PACKED __attribute__((packed)) #else #pragma pack(1) #define PACKED #endif /* Reason Codes */ /* 10 and 11 are from TGh. */ #define DOT11_RC_BAD_PC 10 /* Unacceptable power capability element */ #define DOT11_RC_BAD_CHANNELS 11 /* Unacceptable supported channels element */ /* 12 is unused */ /* 13 through 23 taken from P802.11i/D3.0, November 2002 */ #define DOT11_RC_INVALID_WPA_IE 13 /* Invalid info. element */ #define DOT11_RC_MIC_FAILURE 14 /* Michael failure */ #define DOT11_RC_4WH_TIMEOUT 15 /* 4-way handshake timeout */ #define DOT11_RC_GTK_UPDATE_TIMEOUT 16 /* Group key update timeout */ #define DOT11_RC_WPA_IE_MISMATCH 17 /* WPA IE in 4-way handshake differs from * (re-)assoc. request/probe response */ #define DOT11_RC_INVALID_MC_CIPHER 18 /* Invalid multicast cipher */ #define DOT11_RC_INVALID_UC_CIPHER 19 /* Invalid unicast cipher */ #define DOT11_RC_INVALID_AKMP 20 /* Invalid authenticated key management protocol */ #define DOT11_RC_BAD_WPA_VERSION 21 /* Unsupported WPA version */ #define DOT11_RC_INVALID_WPA_CAP 22 /* Invalid WPA IE capabilities */ #define DOT11_RC_8021X_AUTH_FAIL 23 /* 802.1X authentication failure */ #define WPA2_PMKID_LEN 16 /* WPA IE fixed portion */ typedef struct { uint8 tag; /* TAG */ uint8 length; /* TAG length */ uint8 oui[3]; /* IE OUI */ uint8 oui_type; /* OUI type */ struct { uint8 low; uint8 high; } PACKED version; /* IE version */ } PACKED wpa_ie_fixed_t; #define WPA_IE_OUITYPE_LEN 4 #define WPA_IE_FIXED_LEN 8 #define WPA_IE_TAG_FIXED_LEN 6 #ifdef BCMWPA2 typedef struct { uint8 tag; /* TAG */ uint8 length; /* TAG length */ struct { uint8 low; uint8 high; } PACKED version; /* IE version */ } PACKED wpa_rsn_ie_fixed_t; #define WPA_RSN_IE_FIXED_LEN 4 #define WPA_RSN_IE_TAG_FIXED_LEN 2 typedef uint8 wpa_pmkid_t[WPA2_PMKID_LEN]; #endif /* WPA suite/multicast suite */ typedef struct { uint8 oui[3]; uint8 type; } PACKED wpa_suite_t, wpa_suite_mcast_t; #define WPA_SUITE_LEN 4 /* WPA unicast suite list/key management suite list */ typedef struct { struct { uint8 low; uint8 high; } PACKED count; wpa_suite_t list[1]; } PACKED wpa_suite_ucast_t, wpa_suite_auth_key_mgmt_t; #define WPA_IE_SUITE_COUNT_LEN 2 #ifdef BCMWPA2 typedef struct { struct { uint8 low; uint8 high; } PACKED count; wpa_pmkid_t list[1]; } PACKED wpa_pmkid_list_t; #endif /* WPA cipher suites */ #define WPA_CIPHER_NONE 0 /* None */ #define WPA_CIPHER_WEP_40 1 /* WEP (40-bit) */ #define WPA_CIPHER_TKIP 2 /* TKIP: default for WPA */ #define WPA_CIPHER_AES_OCB 3 /* AES (OCB) */ #define WPA_CIPHER_AES_CCM 4 /* AES (CCM) */ #define WPA_CIPHER_WEP_104 5 /* WEP (104-bit) */ #define IS_WPA_CIPHER(cipher) ((cipher) == WPA_CIPHER_NONE || \ (cipher) == WPA_CIPHER_WEP_40 || \ (cipher) == WPA_CIPHER_WEP_104 || \ (cipher) == WPA_CIPHER_TKIP || \ (cipher) == WPA_CIPHER_AES_OCB || \ (cipher) == WPA_CIPHER_AES_CCM) /* WPA TKIP countermeasures parameters */ #define WPA_TKIP_CM_DETECT 60 /* multiple MIC failure window (seconds) */ #define WPA_TKIP_CM_BLOCK 60 /* countermeasures active window (seconds) */ /* WPA capabilities defined in 802.11i */ #define WPA_CAP_4_REPLAY_CNTRS 2 #define WPA_CAP_16_REPLAY_CNTRS 3 #define WPA_CAP_REPLAY_CNTR_SHIFT 2 #define WPA_CAP_REPLAY_CNTR_MASK 0x000c /* WPA Specific defines */ #define WPA_CAP_LEN 2 /* Length of RSN capabilities in RSN IE (2 octets) */ #ifdef BCMWPA2 #define WPA_CAP_WPA2_PREAUTH 1 #endif /* BCMWPA2 */ #undef PACKED #if !defined(__GNUC__) #pragma pack() #endif #endif /* _proto_wpa_h_ */