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authorFelix Fietkau <nbd@openwrt.org>2008-01-06 19:28:07 +0000
committerFelix Fietkau <nbd@openwrt.org>2008-01-06 19:28:07 +0000
commit178721f76bf6e298b36f6cbfc725ea3ce689a57c (patch)
tree72016cc3537dd7524b206cab8c8d44b197efec1d /package/broadcom-wl/src/driver/proto/eapol.h
parent563d234596124a2e8a3f8489b8a82bd018ed87a7 (diff)
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update brcm-2.4 to 2.4.35.4, integrate new broadcom system code, update broadcom-wl to a contributed version (v4.150.10.5) - no bcm57xx support yet, will follow shortly
SVN-Revision: 10137
Diffstat (limited to 'package/broadcom-wl/src/driver/proto/eapol.h')
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diff --git a/package/broadcom-wl/src/driver/proto/eapol.h b/package/broadcom-wl/src/driver/proto/eapol.h
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+/*
+ * 802.1x EAPOL definitions
+ *
+ * See
+ * IEEE Std 802.1X-2001
+ * IEEE 802.1X RADIUS Usage Guidelines
+ *
+ * Copyright (C) 2002 Broadcom Corporation
+ *
+ * $Id$
+ */
+
+#ifndef _eapol_h_
+#define _eapol_h_
+
+/* enable structure packing */
+#if defined(__GNUC__)
+#define PACKED __attribute__((packed))
+#else
+#pragma pack(1)
+#define PACKED
+#endif
+
+#include <bcmcrypto/aeskeywrap.h>
+
+/* EAPOL for 802.3/Ethernet */
+typedef struct {
+ struct ether_header eth; /* 802.3/Ethernet header */
+ unsigned char version; /* EAPOL protocol version */
+ unsigned char type; /* EAPOL type */
+ unsigned short length; /* Length of body */
+ unsigned char body[1]; /* Body (optional) */
+} eapol_header_t;
+
+#define EAPOL_HEADER_LEN 18
+
+/* EAPOL version */
+#define WPA2_EAPOL_VERSION 2
+#define WPA_EAPOL_VERSION 1
+#define LEAP_EAPOL_VERSION 1
+#define SES_EAPOL_VERSION 1
+
+/* EAPOL types */
+#define EAP_PACKET 0
+#define EAPOL_START 1
+#define EAPOL_LOGOFF 2
+#define EAPOL_KEY 3
+#define EAPOL_ASF 4
+
+/* EAPOL-Key types */
+#define EAPOL_RC4_KEY 1
+#ifdef BCMWPA2
+#define EAPOL_WPA2_KEY 2 /* 802.11i/WPA2 */
+#endif
+#define EAPOL_WPA_KEY 254 /* WPA */
+
+/* RC4 EAPOL-Key header field sizes */
+#define EAPOL_KEY_REPLAY_LEN 8
+#define EAPOL_KEY_IV_LEN 16
+#define EAPOL_KEY_SIG_LEN 16
+
+/* RC4 EAPOL-Key */
+typedef struct {
+ unsigned char type; /* Key Descriptor Type */
+ unsigned short length; /* Key Length (unaligned) */
+ unsigned char replay[EAPOL_KEY_REPLAY_LEN]; /* Replay Counter */
+ unsigned char iv[EAPOL_KEY_IV_LEN]; /* Key IV */
+ unsigned char index; /* Key Flags & Index */
+ unsigned char signature[EAPOL_KEY_SIG_LEN]; /* Key Signature */
+ unsigned char key[1]; /* Key (optional) */
+} PACKED eapol_key_header_t;
+
+#define EAPOL_KEY_HEADER_LEN 44
+
+/* RC4 EAPOL-Key flags */
+#define EAPOL_KEY_FLAGS_MASK 0x80
+#define EAPOL_KEY_BROADCAST 0
+#define EAPOL_KEY_UNICAST 0x80
+
+/* RC4 EAPOL-Key index */
+#define EAPOL_KEY_INDEX_MASK 0x7f
+
+/* WPA/802.11i/WPA2 EAPOL-Key header field sizes */
+#define EAPOL_WPA_KEY_REPLAY_LEN 8
+#define EAPOL_WPA_KEY_NONCE_LEN 32
+#define EAPOL_WPA_KEY_IV_LEN 16
+#define EAPOL_WPA_KEY_RSC_LEN 8
+#define EAPOL_WPA_KEY_ID_LEN 8
+#define EAPOL_WPA_KEY_MIC_LEN 16
+#define EAPOL_WPA_KEY_DATA_LEN (EAPOL_WPA_MAX_KEY_SIZE + AKW_BLOCK_LEN)
+#define EAPOL_WPA_MAX_KEY_SIZE 32
+
+/* WPA EAPOL-Key */
+typedef struct {
+ unsigned char type; /* Key Descriptor Type */
+ unsigned short key_info; /* Key Information (unaligned) */
+ unsigned short key_len; /* Key Length (unaligned) */
+ unsigned char replay[EAPOL_WPA_KEY_REPLAY_LEN]; /* Replay Counter */
+ unsigned char nonce[EAPOL_WPA_KEY_NONCE_LEN]; /* Nonce */
+ unsigned char iv[EAPOL_WPA_KEY_IV_LEN]; /* Key IV */
+ unsigned char rsc[EAPOL_WPA_KEY_RSC_LEN]; /* Key RSC */
+ unsigned char id[EAPOL_WPA_KEY_ID_LEN]; /* WPA:Key ID, 802.11i/WPA2: Reserved */
+ unsigned char mic[EAPOL_WPA_KEY_MIC_LEN]; /* Key MIC */
+ unsigned short data_len; /* Key Data Length */
+ unsigned char data[EAPOL_WPA_KEY_DATA_LEN]; /* Key data */
+} PACKED eapol_wpa_key_header_t;
+
+#define EAPOL_WPA_KEY_LEN 95
+
+/* WPA/802.11i/WPA2 KEY KEY_INFO bits */
+#define WPA_KEY_DESC_V1 0x01
+#define WPA_KEY_DESC_V2 0x02
+#define WPA_KEY_PAIRWISE 0x08
+#define WPA_KEY_INSTALL 0x40
+#define WPA_KEY_ACK 0x80
+#define WPA_KEY_MIC 0x100
+#define WPA_KEY_SECURE 0x200
+#define WPA_KEY_ERROR 0x400
+#define WPA_KEY_REQ 0x800
+
+/* WPA-only KEY KEY_INFO bits */
+#define WPA_KEY_INDEX_0 0x00
+#define WPA_KEY_INDEX_1 0x10
+#define WPA_KEY_INDEX_2 0x20
+#define WPA_KEY_INDEX_3 0x30
+#define WPA_KEY_INDEX_MASK 0x30
+#define WPA_KEY_INDEX_SHIFT 0x04
+
+#ifdef BCMWPA2
+/* 802.11i/WPA2-only KEY KEY_INFO bits */
+#define WPA_KEY_ENCRYPTED_DATA 0x1000
+
+/* Key Data encapsulation */
+typedef struct {
+ uint8 type;
+ uint8 length;
+ uint8 oui[3];
+ uint8 subtype;
+ uint8 data[1];
+} PACKED eapol_wpa2_encap_data_t;
+
+#define EAPOL_WPA2_ENCAP_DATA_HDR_LEN 6
+
+#define WPA2_KEY_DATA_SUBTYPE_GTK 1
+#define WPA2_KEY_DATA_SUBTYPE_STAKEY 2
+#define WPA2_KEY_DATA_SUBTYPE_MAC 3
+#define WPA2_KEY_DATA_SUBTYPE_PMKID 4
+
+/* GTK encapsulation */
+typedef struct {
+ uint8 flags;
+ uint8 reserved;
+ uint8 gtk[EAPOL_WPA_MAX_KEY_SIZE];
+} PACKED eapol_wpa2_key_gtk_encap_t;
+
+#define EAPOL_WPA2_KEY_GTK_ENCAP_HDR_LEN 2
+
+#define WPA2_GTK_INDEX_MASK 0x03
+#define WPA2_GTK_INDEX_SHIFT 0x00
+
+#define WPA2_GTK_TRANSMIT 0x04
+
+/* STAKey encapsulation */
+typedef struct {
+ uint8 reserved[2];
+ uint8 mac[ETHER_ADDR_LEN];
+ uint8 stakey[EAPOL_WPA_MAX_KEY_SIZE];
+} PACKED eapol_wpa2_key_stakey_encap_t;
+
+#define WPA2_KEY_DATA_PAD 0xdd
+
+#endif /* BCMWPA2 */
+
+#undef PACKED
+#if !defined(__GNUC__)
+#pragma pack()
+#endif
+
+#endif /* _eapol_h_ */