diff options
Diffstat (limited to 'drivers/staging/ks7010/eap_packet.h')
| -rw-r--r-- | drivers/staging/ks7010/eap_packet.h | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/drivers/staging/ks7010/eap_packet.h b/drivers/staging/ks7010/eap_packet.h new file mode 100644 index 000000000000..16a392abdaec --- /dev/null +++ b/drivers/staging/ks7010/eap_packet.h @@ -0,0 +1,129 @@ +#ifndef EAP_PACKET_H +#define EAP_PACKET_H + +#define WBIT(n) (1 << (n)) + +#ifndef ETH_ALEN +#define ETH_ALEN 6 +#endif + +struct ether_hdr { + unsigned char h_dest[ETH_ALEN]; /* destination eth addr */ + unsigned char h_source[ETH_ALEN]; /* source ether addr */ + unsigned char h_dest_snap; + unsigned char h_source_snap; + unsigned char h_command; + unsigned char h_vendor_id[3]; + unsigned short h_proto; /* packet type ID field */ +#define ETHER_PROTOCOL_TYPE_EAP 0x888e +#define ETHER_PROTOCOL_TYPE_IP 0x0800 +#define ETHER_PROTOCOL_TYPE_ARP 0x0806 + /* followed by length octets of data */ +} __attribute__ ((packed)); + +struct ieee802_1x_hdr { + unsigned char version; + unsigned char type; + unsigned short length; + /* followed by length octets of data */ +} __attribute__ ((packed)); + +#define EAPOL_VERSION 2 + +enum { IEEE802_1X_TYPE_EAP_PACKET = 0, + IEEE802_1X_TYPE_EAPOL_START = 1, + IEEE802_1X_TYPE_EAPOL_LOGOFF = 2, + IEEE802_1X_TYPE_EAPOL_KEY = 3, + IEEE802_1X_TYPE_EAPOL_ENCAPSULATED_ASF_ALERT = 4 +}; + +enum { EAPOL_KEY_TYPE_RC4 = 1, EAPOL_KEY_TYPE_RSN = 2, + EAPOL_KEY_TYPE_WPA = 254 +}; + +#define IEEE8021X_REPLAY_COUNTER_LEN 8 +#define IEEE8021X_KEY_SIGN_LEN 16 +#define IEEE8021X_KEY_IV_LEN 16 + +#define IEEE8021X_KEY_INDEX_FLAG 0x80 +#define IEEE8021X_KEY_INDEX_MASK 0x03 + +struct ieee802_1x_eapol_key { + unsigned char type; + unsigned short key_length; + /* does not repeat within the life of the keying material used to + * encrypt the Key field; 64-bit NTP timestamp MAY be used here */ + unsigned char replay_counter[IEEE8021X_REPLAY_COUNTER_LEN]; + unsigned char key_iv[IEEE8021X_KEY_IV_LEN]; /* cryptographically random number */ + unsigned char key_index; /* key flag in the most significant bit: + * 0 = broadcast (default key), + * 1 = unicast (key mapping key); key index is in the + * 7 least significant bits */ + /* HMAC-MD5 message integrity check computed with MS-MPPE-Send-Key as + * the key */ + unsigned char key_signature[IEEE8021X_KEY_SIGN_LEN]; + + /* followed by key: if packet body length = 44 + key length, then the + * key field (of key_length bytes) contains the key in encrypted form; + * if packet body length = 44, key field is absent and key_length + * represents the number of least significant octets from + * MS-MPPE-Send-Key attribute to be used as the keying material; + * RC4 key used in encryption = Key-IV + MS-MPPE-Recv-Key */ +} __attribute__ ((packed)); + +#define WPA_NONCE_LEN 32 +#define WPA_REPLAY_COUNTER_LEN 8 + +struct wpa_eapol_key { + unsigned char type; + unsigned short key_info; + unsigned short key_length; + unsigned char replay_counter[WPA_REPLAY_COUNTER_LEN]; + unsigned char key_nonce[WPA_NONCE_LEN]; + unsigned char key_iv[16]; + unsigned char key_rsc[8]; + unsigned char key_id[8]; /* Reserved in IEEE 802.11i/RSN */ + unsigned char key_mic[16]; + unsigned short key_data_length; + /* followed by key_data_length bytes of key_data */ +} __attribute__ ((packed)); + +#define WPA_KEY_INFO_TYPE_MASK (WBIT(0) | WBIT(1) | WBIT(2)) +#define WPA_KEY_INFO_TYPE_HMAC_MD5_RC4 WBIT(0) +#define WPA_KEY_INFO_TYPE_HMAC_SHA1_AES WBIT(1) +#define WPA_KEY_INFO_KEY_TYPE WBIT(3) /* 1 = Pairwise, 0 = Group key */ +/* bit4..5 is used in WPA, but is reserved in IEEE 802.11i/RSN */ +#define WPA_KEY_INFO_KEY_INDEX_MASK (WBIT(4) | WBIT(5)) +#define WPA_KEY_INFO_KEY_INDEX_SHIFT 4 +#define WPA_KEY_INFO_INSTALL WBIT(6) /* pairwise */ +#define WPA_KEY_INFO_TXRX WBIT(6) /* group */ +#define WPA_KEY_INFO_ACK WBIT(7) +#define WPA_KEY_INFO_MIC WBIT(8) +#define WPA_KEY_INFO_SECURE WBIT(9) +#define WPA_KEY_INFO_ERROR WBIT(10) +#define WPA_KEY_INFO_REQUEST WBIT(11) +#define WPA_KEY_INFO_ENCR_KEY_DATA WBIT(12) /* IEEE 802.11i/RSN only */ + +#define WPA_CAPABILITY_PREAUTH WBIT(0) + +#define GENERIC_INFO_ELEM 0xdd +#define RSN_INFO_ELEM 0x30 + +enum { + REASON_UNSPECIFIED = 1, + REASON_DEAUTH_LEAVING = 3, + REASON_INVALID_IE = 13, + REASON_MICHAEL_MIC_FAILURE = 14, + REASON_4WAY_HANDSHAKE_TIMEOUT = 15, + REASON_GROUP_KEY_UPDATE_TIMEOUT = 16, + REASON_IE_IN_4WAY_DIFFERS = 17, + REASON_GROUP_CIPHER_NOT_VALID = 18, + REASON_PAIRWISE_CIPHER_NOT_VALID = 19, + REASON_AKMP_NOT_VALID = 20, + REASON_UNSUPPORTED_RSN_IE_VERSION = 21, + REASON_INVALID_RSN_IE_CAPAB = 22, + REASON_IEEE_802_1X_AUTH_FAILED = 23, + REASON_CIPHER_SUITE_REJECTED = 24 +}; + +#endif /* EAP_PACKET_H */ |