mirror of
https://github.com/0xFEEDC0DE64/arduino-esp32.git
synced 2025-10-31 14:11:42 +01:00
293 lines
9.7 KiB
C
293 lines
9.7 KiB
C
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/*
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* hostapd - IEEE 802.11i-2004 / WPA Authenticator
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* Copyright (c) 2004-2007, Jouni Malinen <j@w1.fi>
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*
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* This software may be distributed under the terms of the BSD license.
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* See README for more details.
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*/
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#ifndef WPA_AUTH_H
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#define WPA_AUTH_H
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#include "wpa/defs.h"
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#include "wpa/eapol_common.h"
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#include "wpa/wpa_common.h"
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#ifdef _MSC_VER
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#pragma pack(push, 1)
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#endif /* _MSC_VER */
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/* IEEE Std 802.11r-2008, 11A.10.3 - Remote request/response frame definition
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*/
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struct ft_rrb_frame {
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u8 frame_type; /* RSN_REMOTE_FRAME_TYPE_FT_RRB */
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u8 packet_type; /* FT_PACKET_REQUEST/FT_PACKET_RESPONSE */
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le16 action_length; /* little endian length of action_frame */
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u8 ap_address[ETH_ALEN];
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/*
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* Followed by action_length bytes of FT Action frame (from Category
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* field to the end of Action Frame body.
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*/
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} STRUCT_PACKED;
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#define RSN_REMOTE_FRAME_TYPE_FT_RRB 1
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#define FT_PACKET_REQUEST 0
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#define FT_PACKET_RESPONSE 1
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/* Vendor-specific types for R0KH-R1KH protocol; not defined in 802.11r */
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#define FT_PACKET_R0KH_R1KH_PULL 200
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#define FT_PACKET_R0KH_R1KH_RESP 201
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#define FT_PACKET_R0KH_R1KH_PUSH 202
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#define FT_R0KH_R1KH_PULL_DATA_LEN 44
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#define FT_R0KH_R1KH_RESP_DATA_LEN 76
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#define FT_R0KH_R1KH_PUSH_DATA_LEN 88
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struct ft_r0kh_r1kh_pull_frame {
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u8 frame_type; /* RSN_REMOTE_FRAME_TYPE_FT_RRB */
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u8 packet_type; /* FT_PACKET_R0KH_R1KH_PULL */
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le16 data_length; /* little endian length of data (44) */
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u8 ap_address[ETH_ALEN];
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u8 nonce[16];
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u8 pmk_r0_name[WPA_PMK_NAME_LEN];
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u8 r1kh_id[FT_R1KH_ID_LEN];
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u8 s1kh_id[ETH_ALEN];
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u8 pad[4]; /* 8-octet boundary for AES key wrap */
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u8 key_wrap_extra[8];
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} STRUCT_PACKED;
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struct ft_r0kh_r1kh_resp_frame {
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u8 frame_type; /* RSN_REMOTE_FRAME_TYPE_FT_RRB */
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u8 packet_type; /* FT_PACKET_R0KH_R1KH_RESP */
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le16 data_length; /* little endian length of data (76) */
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u8 ap_address[ETH_ALEN];
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u8 nonce[16]; /* copied from pull */
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u8 r1kh_id[FT_R1KH_ID_LEN]; /* copied from pull */
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u8 s1kh_id[ETH_ALEN]; /* copied from pull */
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u8 pmk_r1[PMK_LEN];
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u8 pmk_r1_name[WPA_PMK_NAME_LEN];
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le16 pairwise;
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u8 pad[2]; /* 8-octet boundary for AES key wrap */
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u8 key_wrap_extra[8];
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} STRUCT_PACKED;
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struct ft_r0kh_r1kh_push_frame {
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u8 frame_type; /* RSN_REMOTE_FRAME_TYPE_FT_RRB */
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u8 packet_type; /* FT_PACKET_R0KH_R1KH_PUSH */
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le16 data_length; /* little endian length of data (88) */
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u8 ap_address[ETH_ALEN];
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/* Encrypted with AES key-wrap */
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u8 timestamp[4]; /* current time in seconds since unix epoch, little
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* endian */
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u8 r1kh_id[FT_R1KH_ID_LEN];
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u8 s1kh_id[ETH_ALEN];
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u8 pmk_r0_name[WPA_PMK_NAME_LEN];
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u8 pmk_r1[PMK_LEN];
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u8 pmk_r1_name[WPA_PMK_NAME_LEN];
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le16 pairwise;
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u8 pad[6]; /* 8-octet boundary for AES key wrap */
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u8 key_wrap_extra[8];
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} STRUCT_PACKED;
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#ifdef _MSC_VER
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#pragma pack(pop)
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#endif /* _MSC_VER */
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/* per STA state machine data */
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struct wpa_authenticator;
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struct wpa_state_machine;
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struct rsn_pmksa_cache_entry;
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struct eapol_state_machine;
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struct ft_remote_r0kh {
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struct ft_remote_r0kh *next;
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u8 addr[ETH_ALEN];
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u8 id[FT_R0KH_ID_MAX_LEN];
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size_t id_len;
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u8 key[16];
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};
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struct ft_remote_r1kh {
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struct ft_remote_r1kh *next;
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u8 addr[ETH_ALEN];
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u8 id[FT_R1KH_ID_LEN];
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u8 key[16];
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};
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struct wpa_auth_config {
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int wpa;
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int wpa_key_mgmt;
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int wpa_pairwise;
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int wpa_group;
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int wpa_group_rekey;
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int wpa_strict_rekey;
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int wpa_gmk_rekey;
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int wpa_ptk_rekey;
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int rsn_pairwise;
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int rsn_preauth;
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int eapol_version;
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int peerkey;
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int wmm_enabled;
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int wmm_uapsd;
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int disable_pmksa_caching;
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int okc;
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int tx_status;
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#ifdef CONFIG_IEEE80211W
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enum mfp_options ieee80211w;
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#endif /* CONFIG_IEEE80211W */
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#ifdef CONFIG_IEEE80211R
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#define SSID_LEN 32
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u8 ssid[SSID_LEN];
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size_t ssid_len;
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u8 mobility_domain[MOBILITY_DOMAIN_ID_LEN];
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u8 r0_key_holder[FT_R0KH_ID_MAX_LEN];
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size_t r0_key_holder_len;
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u8 r1_key_holder[FT_R1KH_ID_LEN];
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u32 r0_key_lifetime;
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u32 reassociation_deadline;
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struct ft_remote_r0kh *r0kh_list;
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struct ft_remote_r1kh *r1kh_list;
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int pmk_r1_push;
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int ft_over_ds;
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#endif /* CONFIG_IEEE80211R */
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int disable_gtk;
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int ap_mlme;
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};
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typedef enum {
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LOGGER_DEBUG, LOGGER_INFO, LOGGER_WARNING
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} logger_level;
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typedef enum {
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WPA_EAPOL_portEnabled, WPA_EAPOL_portValid, WPA_EAPOL_authorized,
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WPA_EAPOL_portControl_Auto, WPA_EAPOL_keyRun, WPA_EAPOL_keyAvailable,
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WPA_EAPOL_keyDone, WPA_EAPOL_inc_EapolFramesTx
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} wpa_eapol_variable;
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struct wpa_auth_callbacks {
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void *ctx;
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void (*logger)(void *ctx, const u8 *addr, logger_level level,
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const char *txt);
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void (*disconnect)(void *ctx, const u8 *addr, u16 reason);
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int (*mic_failure_report)(void *ctx, const u8 *addr);
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void (*set_eapol)(void *ctx, const u8 *addr, wpa_eapol_variable var,
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int value);
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int (*get_eapol)(void *ctx, const u8 *addr, wpa_eapol_variable var);
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const u8 * (*get_psk)(void *ctx, const u8 *addr, const u8 *prev_psk);
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int (*get_msk)(void *ctx, const u8 *addr, u8 *msk, size_t *len);
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int (*set_key)(void *ctx, int vlan_id, enum wpa_alg alg,
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const u8 *addr, int idx, u8 *key, size_t key_len);
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int (*get_seqnum)(void *ctx, const u8 *addr, int idx, u8 *seq);
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int (*send_eapol)(void *ctx, const u8 *addr, const u8 *data,
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size_t data_len, int encrypt);
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int (*for_each_sta)(void *ctx, int (*cb)(struct wpa_state_machine *sm,
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void *ctx), void *cb_ctx);
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int (*for_each_auth)(void *ctx, int (*cb)(struct wpa_authenticator *a,
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void *ctx), void *cb_ctx);
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int (*send_ether)(void *ctx, const u8 *dst, u16 proto, const u8 *data,
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size_t data_len);
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#ifdef CONFIG_IEEE80211R
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struct wpa_state_machine * (*add_sta)(void *ctx, const u8 *sta_addr);
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int (*send_ft_action)(void *ctx, const u8 *dst,
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const u8 *data, size_t data_len);
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int (*add_tspec)(void *ctx, const u8 *sta_addr, u8 *tspec_ie,
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size_t tspec_ielen);
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#endif /* CONFIG_IEEE80211R */
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};
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struct wpa_authenticator * wpa_init(const u8 *addr,
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struct wpa_auth_config *conf,
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struct wpa_auth_callbacks *cb);
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int wpa_init_keys(struct wpa_authenticator *wpa_auth);
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void wpa_deinit(struct wpa_authenticator *wpa_auth);
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int wpa_reconfig(struct wpa_authenticator *wpa_auth,
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struct wpa_auth_config *conf);
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enum {
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WPA_IE_OK, WPA_INVALID_IE, WPA_INVALID_GROUP, WPA_INVALID_PAIRWISE,
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WPA_INVALID_AKMP, WPA_NOT_ENABLED, WPA_ALLOC_FAIL,
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WPA_MGMT_FRAME_PROTECTION_VIOLATION, WPA_INVALID_MGMT_GROUP_CIPHER,
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WPA_INVALID_MDIE, WPA_INVALID_PROTO
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};
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int wpa_validate_wpa_ie(struct wpa_authenticator *wpa_auth,
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struct wpa_state_machine *sm,
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const u8 *wpa_ie, size_t wpa_ie_len/*,
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const u8 *mdie, size_t mdie_len*/);
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int wpa_auth_uses_mfp(struct wpa_state_machine *sm);
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struct wpa_state_machine *
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wpa_auth_sta_init(struct wpa_authenticator *wpa_auth, const u8 *addr);
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int wpa_auth_sta_associated(struct wpa_authenticator *wpa_auth,
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struct wpa_state_machine *sm);
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void wpa_auth_sta_no_wpa(struct wpa_state_machine *sm);
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void wpa_auth_sta_deinit(struct wpa_state_machine *sm);
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void wpa_receive(struct wpa_authenticator *wpa_auth,
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struct wpa_state_machine *sm,
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u8 *data, size_t data_len);
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typedef enum {
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WPA_AUTH, WPA_ASSOC, WPA_DISASSOC, WPA_DEAUTH, WPA_REAUTH,
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WPA_REAUTH_EAPOL, WPA_ASSOC_FT
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} wpa_event;
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void wpa_remove_ptk(struct wpa_state_machine *sm);
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int wpa_auth_sm_event(struct wpa_state_machine *sm, wpa_event event);
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void wpa_auth_sm_notify(struct wpa_state_machine *sm);
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void wpa_gtk_rekey(struct wpa_authenticator *wpa_auth);
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int wpa_get_mib(struct wpa_authenticator *wpa_auth, char *buf, size_t buflen);
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int wpa_get_mib_sta(struct wpa_state_machine *sm, char *buf, size_t buflen);
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void wpa_auth_countermeasures_start(struct wpa_authenticator *wpa_auth);
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int wpa_auth_pairwise_set(struct wpa_state_machine *sm);
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int wpa_auth_get_pairwise(struct wpa_state_machine *sm);
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int wpa_auth_sta_key_mgmt(struct wpa_state_machine *sm);
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int wpa_auth_sta_wpa_version(struct wpa_state_machine *sm);
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int wpa_auth_sta_clear_pmksa(struct wpa_state_machine *sm,
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struct rsn_pmksa_cache_entry *entry);
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struct rsn_pmksa_cache_entry *
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wpa_auth_sta_get_pmksa(struct wpa_state_machine *sm);
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void wpa_auth_sta_local_mic_failure_report(struct wpa_state_machine *sm);
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const u8 * wpa_auth_get_wpa_ie(struct wpa_authenticator *wpa_auth,
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size_t *len);
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int wpa_auth_pmksa_add(struct wpa_state_machine *sm, const u8 *pmk,
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int session_timeout, struct eapol_state_machine *eapol);
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int wpa_auth_pmksa_add_preauth(struct wpa_authenticator *wpa_auth,
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const u8 *pmk, size_t len, const u8 *sta_addr,
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int session_timeout,
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struct eapol_state_machine *eapol);
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int wpa_auth_sta_set_vlan(struct wpa_state_machine *sm, int vlan_id);
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void wpa_auth_eapol_key_tx_status(struct wpa_authenticator *wpa_auth,
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struct wpa_state_machine *sm, int ack);
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#ifdef CONFIG_IEEE80211R
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u8 * wpa_sm_write_assoc_resp_ies(struct wpa_state_machine *sm, u8 *pos,
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size_t max_len, int auth_alg,
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const u8 *req_ies, size_t req_ies_len);
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void wpa_ft_process_auth(struct wpa_state_machine *sm, const u8 *bssid,
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u16 auth_transaction, const u8 *ies, size_t ies_len,
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void (*cb)(void *ctx, const u8 *dst, const u8 *bssid,
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u16 auth_transaction, u16 resp,
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const u8 *ies, size_t ies_len),
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void *ctx);
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u16 wpa_ft_validate_reassoc(struct wpa_state_machine *sm, const u8 *ies,
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size_t ies_len);
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int wpa_ft_action_rx(struct wpa_state_machine *sm, const u8 *data, size_t len);
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int wpa_ft_rrb_rx(struct wpa_authenticator *wpa_auth, const u8 *src_addr,
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const u8 *data, size_t data_len);
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void wpa_ft_push_pmk_r1(struct wpa_authenticator *wpa_auth, const u8 *addr);
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#endif /* CONFIG_IEEE80211R */
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void wpa_wnmsleep_rekey_gtk(struct wpa_state_machine *sm);
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void wpa_set_wnmsleep(struct wpa_state_machine *sm, int flag);
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int wpa_wnmsleep_gtk_subelem(struct wpa_state_machine *sm, u8 *pos);
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int wpa_wnmsleep_igtk_subelem(struct wpa_state_machine *sm, u8 *pos);
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int wpa_auth_uses_sae(struct wpa_state_machine *sm);
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#endif /* WPA_AUTH_H */
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