projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 13a9930d WS |
2 | #ifndef EAP_PACKET_H |
| 3 | #define EAP_PACKET_H | |
| 4 | ||
| 2460563f | 5 | #include <linux/compiler.h> |
| 5fa7ed32 | 6 | #include <linux/bitops.h> |
| 38fc31e7 | 7 | #include <uapi/linux/if_ether.h> |
| 2460563f | 8 | |
| 13a9930d | 9 | struct ether_hdr { |
| 5d7696bc WS |
10 | unsigned char h_dest[ETH_ALEN]; /* destination eth addr */ |
| 11 | unsigned char h_source[ETH_ALEN]; /* source ether addr */ | |
| 12 | unsigned char h_dest_snap; | |
| 13 | unsigned char h_source_snap; | |
| 14 | unsigned char h_command; | |
| 15 | unsigned char h_vendor_id[3]; | |
| c27fbc92 | 16 | __be16 h_proto; /* packet type ID field */ |
| 13a9930d | 17 | /* followed by length octets of data */ |
| 2460563f | 18 | } __packed; |
| 13a9930d | 19 | |
| 7ba5800b SP |
20 | #define ETHER_HDR_SIZE sizeof(struct ether_hdr) |
| 21 | ||
| 13a9930d WS |
22 | struct ieee802_1x_hdr { |
| 23 | unsigned char version; | |
| 24 | unsigned char type; | |
| 25 | unsigned short length; | |
| 26 | /* followed by length octets of data */ | |
| 2460563f | 27 | } __packed; |
| 13a9930d | 28 | |
| 477c5eb5 SP |
29 | enum { |
| 30 | IEEE802_1X_TYPE_EAP_PACKET = 0, | |
| 5d7696bc WS |
31 | IEEE802_1X_TYPE_EAPOL_START = 1, |
| 32 | IEEE802_1X_TYPE_EAPOL_LOGOFF = 2, | |
| 33 | IEEE802_1X_TYPE_EAPOL_KEY = 3, | |
| 34 | IEEE802_1X_TYPE_EAPOL_ENCAPSULATED_ASF_ALERT = 4 | |
| 13a9930d WS |
35 | }; |
| 36 | ||
| 13a9930d WS |
37 | #define WPA_NONCE_LEN 32 |
| 38 | #define WPA_REPLAY_COUNTER_LEN 8 | |
| 39 | ||
| 40 | struct wpa_eapol_key { | |
| 41 | unsigned char type; | |
| c27fbc92 | 42 | __be16 key_info; |
| 13a9930d WS |
43 | unsigned short key_length; |
| 44 | unsigned char replay_counter[WPA_REPLAY_COUNTER_LEN]; | |
| 45 | unsigned char key_nonce[WPA_NONCE_LEN]; | |
| 46 | unsigned char key_iv[16]; | |
| 47 | unsigned char key_rsc[8]; | |
| 5d7696bc | 48 | unsigned char key_id[8]; /* Reserved in IEEE 802.11i/RSN */ |
| 13a9930d WS |
49 | unsigned char key_mic[16]; |
| 50 | unsigned short key_data_length; | |
| 51 | /* followed by key_data_length bytes of key_data */ | |
| 2460563f | 52 | } __packed; |
| 13a9930d | 53 | |
| 5fa7ed32 SP |
54 | #define WPA_KEY_INFO_TYPE_MASK GENMASK(2, 0) |
| 55 | #define WPA_KEY_INFO_TYPE_HMAC_MD5_RC4 BIT(0) | |
| 56 | #define WPA_KEY_INFO_TYPE_HMAC_SHA1_AES BIT(1) | |
| 57 | #define WPA_KEY_INFO_KEY_TYPE BIT(3) /* 1 = Pairwise, 0 = Group key */ | |
| 13a9930d | 58 | /* bit4..5 is used in WPA, but is reserved in IEEE 802.11i/RSN */ |
| 5fa7ed32 | 59 | #define WPA_KEY_INFO_KEY_INDEX_MASK GENMASK(5, 4) |
| 13a9930d | 60 | #define WPA_KEY_INFO_KEY_INDEX_SHIFT 4 |
| 5fa7ed32 SP |
61 | #define WPA_KEY_INFO_INSTALL BIT(6) /* pairwise */ |
| 62 | #define WPA_KEY_INFO_TXRX BIT(6) /* group */ | |
| 63 | #define WPA_KEY_INFO_ACK BIT(7) | |
| 64 | #define WPA_KEY_INFO_MIC BIT(8) | |
| 65 | #define WPA_KEY_INFO_SECURE BIT(9) | |
| 66 | #define WPA_KEY_INFO_ERROR BIT(10) | |
| 67 | #define WPA_KEY_INFO_REQUEST BIT(11) | |
| 68 | #define WPA_KEY_INFO_ENCR_KEY_DATA BIT(12) /* IEEE 802.11i/RSN only */ | |
| 69 | ||
| 13a9930d | 70 | #endif /* EAP_PACKET_H */ |