[thirdparty/hostap.git] / src / common / wpa_common.h

/*
 * WPA definitions shared between hostapd and wpa_supplicant
 * Copyright (c) 2002-2015, Jouni Malinen <j@w1.fi>
 *
 * This software may be distributed under the terms of the BSD license.
 * See README for more details.
 */

#ifndef WPA_COMMON_H
#define WPA_COMMON_H

/* IEEE 802.11i */
#define PMKID_LEN 16
#define PMK_LEN 32
#define PMK_LEN_SUITE_B_192 48
#define PMK_LEN_MAX 48
#define WPA_REPLAY_COUNTER_LEN 8
#define WPA_NONCE_LEN 32
#define WPA_KEY_RSC_LEN 8
#define WPA_GMK_LEN 32
#define WPA_GTK_MAX_LEN 32

#define WPA_ALLOWED_PAIRWISE_CIPHERS \
(WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | WPA_CIPHER_TKIP | WPA_CIPHER_NONE | \
WPA_CIPHER_GCMP_256 | WPA_CIPHER_CCMP_256)
#define WPA_ALLOWED_GROUP_CIPHERS \
(WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | WPA_CIPHER_TKIP | \
WPA_CIPHER_GCMP_256 | WPA_CIPHER_CCMP_256 | \
WPA_CIPHER_GTK_NOT_USED)

#define WPA_SELECTOR_LEN 4
#define WPA_VERSION 1
#define RSN_SELECTOR_LEN 4
#define RSN_VERSION 1

#define RSN_SELECTOR(a, b, c, d) \
	((((u32) (a)) << 24) | (((u32) (b)) << 16) | (((u32) (c)) << 8) | \
	 (u32) (d))

#define WPA_AUTH_KEY_MGMT_NONE RSN_SELECTOR(0x00, 0x50, 0xf2, 0)
#define WPA_AUTH_KEY_MGMT_UNSPEC_802_1X RSN_SELECTOR(0x00, 0x50, 0xf2, 1)
#define WPA_AUTH_KEY_MGMT_PSK_OVER_802_1X RSN_SELECTOR(0x00, 0x50, 0xf2, 2)
#define WPA_AUTH_KEY_MGMT_CCKM RSN_SELECTOR(0x00, 0x40, 0x96, 0)
#define WPA_CIPHER_SUITE_NONE RSN_SELECTOR(0x00, 0x50, 0xf2, 0)
#define WPA_CIPHER_SUITE_TKIP RSN_SELECTOR(0x00, 0x50, 0xf2, 2)
#define WPA_CIPHER_SUITE_CCMP RSN_SELECTOR(0x00, 0x50, 0xf2, 4)


#define RSN_AUTH_KEY_MGMT_UNSPEC_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 1)
#define RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 2)
#ifdef CONFIG_IEEE80211R
#define RSN_AUTH_KEY_MGMT_FT_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 3)
#define RSN_AUTH_KEY_MGMT_FT_PSK RSN_SELECTOR(0x00, 0x0f, 0xac, 4)
#endif /* CONFIG_IEEE80211R */
#define RSN_AUTH_KEY_MGMT_802_1X_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 5)
#define RSN_AUTH_KEY_MGMT_PSK_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 6)
#define RSN_AUTH_KEY_MGMT_TPK_HANDSHAKE RSN_SELECTOR(0x00, 0x0f, 0xac, 7)
#define RSN_AUTH_KEY_MGMT_SAE RSN_SELECTOR(0x00, 0x0f, 0xac, 8)
#define RSN_AUTH_KEY_MGMT_FT_SAE RSN_SELECTOR(0x00, 0x0f, 0xac, 9)
#define RSN_AUTH_KEY_MGMT_802_1X_SUITE_B RSN_SELECTOR(0x00, 0x0f, 0xac, 11)
#define RSN_AUTH_KEY_MGMT_802_1X_SUITE_B_192 RSN_SELECTOR(0x00, 0x0f, 0xac, 12)
#define RSN_AUTH_KEY_MGMT_FT_802_1X_SUITE_B_192 \
RSN_SELECTOR(0x00, 0x0f, 0xac, 13)
#define RSN_AUTH_KEY_MGMT_FILS_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 14)
#define RSN_AUTH_KEY_MGMT_FILS_SHA384 RSN_SELECTOR(0x00, 0x0f, 0xac, 15)
#define RSN_AUTH_KEY_MGMT_FT_FILS_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 16)
#define RSN_AUTH_KEY_MGMT_FT_FILS_SHA384 RSN_SELECTOR(0x00, 0x0f, 0xac, 17)
#define RSN_AUTH_KEY_MGMT_CCKM RSN_SELECTOR(0x00, 0x40, 0x96, 0x00)
#define RSN_AUTH_KEY_MGMT_OSEN RSN_SELECTOR(0x50, 0x6f, 0x9a, 0x01)

#define RSN_CIPHER_SUITE_NONE RSN_SELECTOR(0x00, 0x0f, 0xac, 0)
#define RSN_CIPHER_SUITE_TKIP RSN_SELECTOR(0x00, 0x0f, 0xac, 2)
#if 0
#define RSN_CIPHER_SUITE_WRAP RSN_SELECTOR(0x00, 0x0f, 0xac, 3)
#endif
#define RSN_CIPHER_SUITE_CCMP RSN_SELECTOR(0x00, 0x0f, 0xac, 4)
#define RSN_CIPHER_SUITE_AES_128_CMAC RSN_SELECTOR(0x00, 0x0f, 0xac, 6)
#define RSN_CIPHER_SUITE_NO_GROUP_ADDRESSED RSN_SELECTOR(0x00, 0x0f, 0xac, 7)
#define RSN_CIPHER_SUITE_GCMP RSN_SELECTOR(0x00, 0x0f, 0xac, 8)
#define RSN_CIPHER_SUITE_GCMP_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 9)
#define RSN_CIPHER_SUITE_CCMP_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 10)
#define RSN_CIPHER_SUITE_BIP_GMAC_128 RSN_SELECTOR(0x00, 0x0f, 0xac, 11)
#define RSN_CIPHER_SUITE_BIP_GMAC_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 12)
#define RSN_CIPHER_SUITE_BIP_CMAC_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 13)

/* EAPOL-Key Key Data Encapsulation
 * GroupKey and PeerKey require encryption, otherwise, encryption is optional.
 */
#define RSN_KEY_DATA_GROUPKEY RSN_SELECTOR(0x00, 0x0f, 0xac, 1)
#if 0
#define RSN_KEY_DATA_STAKEY RSN_SELECTOR(0x00, 0x0f, 0xac, 2)
#endif
#define RSN_KEY_DATA_MAC_ADDR RSN_SELECTOR(0x00, 0x0f, 0xac, 3)
#define RSN_KEY_DATA_PMKID RSN_SELECTOR(0x00, 0x0f, 0xac, 4)
#ifdef CONFIG_PEERKEY
#define RSN_KEY_DATA_SMK RSN_SELECTOR(0x00, 0x0f, 0xac, 5)
#define RSN_KEY_DATA_NONCE RSN_SELECTOR(0x00, 0x0f, 0xac, 6)
#define RSN_KEY_DATA_LIFETIME RSN_SELECTOR(0x00, 0x0f, 0xac, 7)
#define RSN_KEY_DATA_ERROR RSN_SELECTOR(0x00, 0x0f, 0xac, 8)
#endif /* CONFIG_PEERKEY */
#ifdef CONFIG_IEEE80211W
#define RSN_KEY_DATA_IGTK RSN_SELECTOR(0x00, 0x0f, 0xac, 9)
#endif /* CONFIG_IEEE80211W */
#define RSN_KEY_DATA_KEYID RSN_SELECTOR(0x00, 0x0f, 0xac, 10)
#define RSN_KEY_DATA_MULTIBAND_GTK RSN_SELECTOR(0x00, 0x0f, 0xac, 11)
#define RSN_KEY_DATA_MULTIBAND_KEYID RSN_SELECTOR(0x00, 0x0f, 0xac, 12)

#define WFA_KEY_DATA_IP_ADDR_REQ RSN_SELECTOR(0x50, 0x6f, 0x9a, 4)
#define WFA_KEY_DATA_IP_ADDR_ALLOC RSN_SELECTOR(0x50, 0x6f, 0x9a, 5)

#define WPA_OUI_TYPE RSN_SELECTOR(0x00, 0x50, 0xf2, 1)

#define RSN_SELECTOR_PUT(a, val) WPA_PUT_BE32((u8 *) (a), (val))
#define RSN_SELECTOR_GET(a) WPA_GET_BE32((const u8 *) (a))

#define RSN_NUM_REPLAY_COUNTERS_1 0
#define RSN_NUM_REPLAY_COUNTERS_2 1
#define RSN_NUM_REPLAY_COUNTERS_4 2
#define RSN_NUM_REPLAY_COUNTERS_16 3


#ifdef _MSC_VER
#pragma pack(push, 1)
#endif /* _MSC_VER */

#ifdef CONFIG_IEEE80211W
#define WPA_IGTK_LEN 16
#define WPA_IGTK_MAX_LEN 32
#endif /* CONFIG_IEEE80211W */


/* IEEE 802.11, 7.3.2.25.3 RSN Capabilities */
#define WPA_CAPABILITY_PREAUTH BIT(0)
#define WPA_CAPABILITY_NO_PAIRWISE BIT(1)
/* B2-B3: PTKSA Replay Counter */
/* B4-B5: GTKSA Replay Counter */
#define WPA_CAPABILITY_MFPR BIT(6)
#define WPA_CAPABILITY_MFPC BIT(7)
/* B8: Reserved */
#define WPA_CAPABILITY_PEERKEY_ENABLED BIT(9)
#define WPA_CAPABILITY_SPP_A_MSDU_CAPABLE BIT(10)
#define WPA_CAPABILITY_SPP_A_MSDU_REQUIRED BIT(11)
#define WPA_CAPABILITY_PBAC BIT(12)
#define WPA_CAPABILITY_EXT_KEY_ID_FOR_UNICAST BIT(13)
/* B14-B15: Reserved */


/* IEEE 802.11r */
#define MOBILITY_DOMAIN_ID_LEN 2
#define FT_R0KH_ID_MAX_LEN 48
#define FT_R1KH_ID_LEN 6
#define WPA_PMK_NAME_LEN 16


/* IEEE 802.11, 8.5.2 EAPOL-Key frames */
#define WPA_KEY_INFO_TYPE_MASK ((u16) (BIT(0) | BIT(1) | BIT(2)))
#define WPA_KEY_INFO_TYPE_AKM_DEFINED 0
#define WPA_KEY_INFO_TYPE_HMAC_MD5_RC4 BIT(0)
#define WPA_KEY_INFO_TYPE_HMAC_SHA1_AES BIT(1)
#define WPA_KEY_INFO_TYPE_AES_128_CMAC 3
#define WPA_KEY_INFO_KEY_TYPE BIT(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 (BIT(4) | BIT(5))
#define WPA_KEY_INFO_KEY_INDEX_SHIFT 4
#define WPA_KEY_INFO_INSTALL BIT(6) /* pairwise */
#define WPA_KEY_INFO_TXRX BIT(6) /* group */
#define WPA_KEY_INFO_ACK BIT(7)
#define WPA_KEY_INFO_MIC BIT(8)
#define WPA_KEY_INFO_SECURE BIT(9)
#define WPA_KEY_INFO_ERROR BIT(10)
#define WPA_KEY_INFO_REQUEST BIT(11)
#define WPA_KEY_INFO_ENCR_KEY_DATA BIT(12) /* IEEE 802.11i/RSN only */
#define WPA_KEY_INFO_SMK_MESSAGE BIT(13)


struct wpa_eapol_key {
	u8 type;
	/* Note: key_info, key_length, and key_data_length are unaligned */
	u8 key_info[2]; /* big endian */
	u8 key_length[2]; /* big endian */
	u8 replay_counter[WPA_REPLAY_COUNTER_LEN];
	u8 key_nonce[WPA_NONCE_LEN];
	u8 key_iv[16];
	u8 key_rsc[WPA_KEY_RSC_LEN];
	u8 key_id[8]; /* Reserved in IEEE 802.11i/RSN */
	/* variable length Key MIC field */
	/* big endian 2-octet Key Data Length field */
	/* followed by Key Data Length bytes of Key Data */
} STRUCT_PACKED;

#define WPA_EAPOL_KEY_MIC_MAX_LEN 24
#define WPA_KCK_MAX_LEN 24
#define WPA_KEK_MAX_LEN 64
#define WPA_TK_MAX_LEN 32
#define FILS_ICK_MAX_LEN 48

/**
 * struct wpa_ptk - WPA Pairwise Transient Key
 * IEEE Std 802.11i-2004 - 8.5.1.2 Pairwise key hierarchy
 */
struct wpa_ptk {
	u8 kck[WPA_KCK_MAX_LEN]; /* EAPOL-Key Key Confirmation Key (KCK) */
	u8 kek[WPA_KEK_MAX_LEN]; /* EAPOL-Key Key Encryption Key (KEK) */
	u8 tk[WPA_TK_MAX_LEN]; /* Temporal Key (TK) */
	size_t kck_len;
	size_t kek_len;
	size_t tk_len;
};


/* WPA IE version 1
 * 00-50-f2:1 (OUI:OUI type)
 * 0x01 0x00 (version; little endian)
 * (all following fields are optional:)
 * Group Suite Selector (4 octets) (default: TKIP)
 * Pairwise Suite Count (2 octets, little endian) (default: 1)
 * Pairwise Suite List (4 * n octets) (default: TKIP)
 * Authenticated Key Management Suite Count (2 octets, little endian)
 *    (default: 1)
 * Authenticated Key Management Suite List (4 * n octets)
 *    (default: unspec 802.1X)
 * WPA Capabilities (2 octets, little endian) (default: 0)
 */

struct wpa_ie_hdr {
	u8 elem_id;
	u8 len;
	u8 oui[4]; /* 24-bit OUI followed by 8-bit OUI type */
	u8 version[2]; /* little endian */
} STRUCT_PACKED;


/* 1/4: PMKID
 * 2/4: RSN IE
 * 3/4: one or two RSN IEs + GTK IE (encrypted)
 * 4/4: empty
 * 1/2: GTK IE (encrypted)
 * 2/2: empty
 */

/* RSN IE version 1
 * 0x01 0x00 (version; little endian)
 * (all following fields are optional:)
 * Group Suite Selector (4 octets) (default: CCMP)
 * Pairwise Suite Count (2 octets, little endian) (default: 1)
 * Pairwise Suite List (4 * n octets) (default: CCMP)
 * Authenticated Key Management Suite Count (2 octets, little endian)
 *    (default: 1)
 * Authenticated Key Management Suite List (4 * n octets)
 *    (default: unspec 802.1X)
 * RSN Capabilities (2 octets, little endian) (default: 0)
 * PMKID Count (2 octets) (default: 0)
 * PMKID List (16 * n octets)
 * Management Group Cipher Suite (4 octets) (default: AES-128-CMAC)
 */

struct rsn_ie_hdr {
	u8 elem_id; /* WLAN_EID_RSN */
	u8 len;
	u8 version[2]; /* little endian */
} STRUCT_PACKED;


#ifdef CONFIG_PEERKEY
enum {
	STK_MUI_4WAY_STA_AP = 1,
	STK_MUI_4WAY_STAT_STA = 2,
	STK_MUI_GTK = 3,
	STK_MUI_SMK = 4
};

enum {
	STK_ERR_STA_NR = 1,
	STK_ERR_STA_NRSN = 2,
	STK_ERR_CPHR_NS = 3,
	STK_ERR_NO_STSL = 4
};
#endif /* CONFIG_PEERKEY */

struct rsn_error_kde {
	be16 mui;
	be16 error_type;
} STRUCT_PACKED;

#ifdef CONFIG_IEEE80211W
#define WPA_IGTK_KDE_PREFIX_LEN (2 + 6)
struct wpa_igtk_kde {
	u8 keyid[2];
	u8 pn[6];
	u8 igtk[WPA_IGTK_MAX_LEN];
} STRUCT_PACKED;
#endif /* CONFIG_IEEE80211W */

struct rsn_mdie {
	u8 mobility_domain[MOBILITY_DOMAIN_ID_LEN];
	u8 ft_capab;
} STRUCT_PACKED;

#define RSN_FT_CAPAB_FT_OVER_DS BIT(0)
#define RSN_FT_CAPAB_FT_RESOURCE_REQ_SUPP BIT(1)

struct rsn_ftie {
	u8 mic_control[2];
	u8 mic[16];
	u8 anonce[WPA_NONCE_LEN];
	u8 snonce[WPA_NONCE_LEN];
	/* followed by optional parameters */
} STRUCT_PACKED;

#define FTIE_SUBELEM_R1KH_ID 1
#define FTIE_SUBELEM_GTK 2
#define FTIE_SUBELEM_R0KH_ID 3
#define FTIE_SUBELEM_IGTK 4

struct rsn_rdie {
	u8 id;
	u8 descr_count;
	le16 status_code;
} STRUCT_PACKED;


#ifdef _MSC_VER
#pragma pack(pop)
#endif /* _MSC_VER */


int wpa_eapol_key_mic(const u8 *key, size_t key_len, int akmp, int ver,
		      const u8 *buf, size_t len, u8 *mic);
int wpa_pmk_to_ptk(const u8 *pmk, size_t pmk_len, const char *label,
		   const u8 *addr1, const u8 *addr2,
		   const u8 *nonce1, const u8 *nonce2,
		   struct wpa_ptk *ptk, int akmp, int cipher);
int fils_pmk_to_ptk(const u8 *pmk, size_t pmk_len, const u8 *spa, const u8 *aa,
		    const u8 *snonce, const u8 *anonce, struct wpa_ptk *ptk,
		    u8 *ick, size_t *ick_len, int akmp, int cipher);
int fils_key_auth_sk(const u8 *ick, size_t ick_len, const u8 *snonce,
		     const u8 *anonce, const u8 *sta_addr, const u8 *bssid,
		     const u8 *g_sta, size_t g_sta_len,
		     const u8 *g_ap, size_t g_ap_len,
		     int akmp, u8 *key_auth_sta, u8 *key_auth_ap,
		     size_t *key_auth_len);

#ifdef CONFIG_IEEE80211R
int wpa_ft_mic(const u8 *kck, size_t kck_len, const u8 *sta_addr,
	       const u8 *ap_addr, u8 transaction_seqnum,
	       const u8 *mdie, size_t mdie_len,
	       const u8 *ftie, size_t ftie_len,
	       const u8 *rsnie, size_t rsnie_len,
	       const u8 *ric, size_t ric_len, u8 *mic);
void wpa_derive_pmk_r0(const u8 *xxkey, size_t xxkey_len,
		       const u8 *ssid, size_t ssid_len,
		       const u8 *mdid, const u8 *r0kh_id, size_t r0kh_id_len,
		       const u8 *s0kh_id, u8 *pmk_r0, u8 *pmk_r0_name);
void wpa_derive_pmk_r1_name(const u8 *pmk_r0_name, const u8 *r1kh_id,
			    const u8 *s1kh_id, u8 *pmk_r1_name);
void wpa_derive_pmk_r1(const u8 *pmk_r0, const u8 *pmk_r0_name,
		       const u8 *r1kh_id, const u8 *s1kh_id,
		       u8 *pmk_r1, u8 *pmk_r1_name);
int wpa_pmk_r1_to_ptk(const u8 *pmk_r1, const u8 *snonce, const u8 *anonce,
		      const u8 *sta_addr, const u8 *bssid,
		      const u8 *pmk_r1_name,
		      struct wpa_ptk *ptk, u8 *ptk_name, int akmp, int cipher);
#endif /* CONFIG_IEEE80211R */

struct wpa_ie_data {
	int proto;
	int pairwise_cipher;
	int group_cipher;
	int key_mgmt;
	int capabilities;
	size_t num_pmkid;
	const u8 *pmkid;
	int mgmt_group_cipher;
};


int wpa_parse_wpa_ie_rsn(const u8 *rsn_ie, size_t rsn_ie_len,
			 struct wpa_ie_data *data);
int wpa_parse_wpa_ie_wpa(const u8 *wpa_ie, size_t wpa_ie_len,
			 struct wpa_ie_data *data);

void rsn_pmkid(const u8 *pmk, size_t pmk_len, const u8 *aa, const u8 *spa,
	       u8 *pmkid, int use_sha256);
#ifdef CONFIG_SUITEB
int rsn_pmkid_suite_b(const u8 *kck, size_t kck_len, const u8 *aa,
		       const u8 *spa, u8 *pmkid);
#else /* CONFIG_SUITEB */
static inline int rsn_pmkid_suite_b(const u8 *kck, size_t kck_len, const u8 *aa,
				    const u8 *spa, u8 *pmkid)
{
	return -1;
}
#endif /* CONFIG_SUITEB */
#ifdef CONFIG_SUITEB192
int rsn_pmkid_suite_b_192(const u8 *kck, size_t kck_len, const u8 *aa,
			  const u8 *spa, u8 *pmkid);
#else /* CONFIG_SUITEB192 */
static inline int rsn_pmkid_suite_b_192(const u8 *kck, size_t kck_len,
					const u8 *aa, const u8 *spa, u8 *pmkid)
{
	return -1;
}
#endif /* CONFIG_SUITEB192 */

const char * wpa_cipher_txt(int cipher);
const char * wpa_key_mgmt_txt(int key_mgmt, int proto);
u32 wpa_akm_to_suite(int akm);
int wpa_compare_rsn_ie(int ft_initial_assoc,
		       const u8 *ie1, size_t ie1len,
		       const u8 *ie2, size_t ie2len);
int wpa_insert_pmkid(u8 *ies, size_t *ies_len, const u8 *pmkid);

struct wpa_ft_ies {
	const u8 *mdie;
	size_t mdie_len;
	const u8 *ftie;
	size_t ftie_len;
	const u8 *r1kh_id;
	const u8 *gtk;
	size_t gtk_len;
	const u8 *r0kh_id;
	size_t r0kh_id_len;
	const u8 *rsn;
	size_t rsn_len;
	const u8 *rsn_pmkid;
	const u8 *tie;
	size_t tie_len;
	const u8 *igtk;
	size_t igtk_len;
	const u8 *ric;
	size_t ric_len;
	int key_mgmt;
	int pairwise_cipher;
};

int wpa_ft_parse_ies(const u8 *ies, size_t ies_len, struct wpa_ft_ies *parse);

int wpa_cipher_key_len(int cipher);
int wpa_cipher_rsc_len(int cipher);
int wpa_cipher_to_alg(int cipher);
int wpa_cipher_valid_group(int cipher);
int wpa_cipher_valid_pairwise(int cipher);
int wpa_cipher_valid_mgmt_group(int cipher);
u32 wpa_cipher_to_suite(int proto, int cipher);
int rsn_cipher_put_suites(u8 *pos, int ciphers);
int wpa_cipher_put_suites(u8 *pos, int ciphers);
int wpa_pick_pairwise_cipher(int ciphers, int none_allowed);
int wpa_pick_group_cipher(int ciphers);
int wpa_parse_cipher(const char *value);
int wpa_write_ciphers(char *start, char *end, int ciphers, const char *delim);
int wpa_select_ap_group_cipher(int wpa, int wpa_pairwise, int rsn_pairwise);
unsigned int wpa_mic_len(int akmp);
u16 fils_domain_name_hash(const char *domain);

#endif /* WPA_COMMON_H */
Commit	Line	Data
6fc6879b JM	1	/*
6fc6879b JM	2	* WPA definitions shared between hostapd and wpa_supplicant
98cd3d1c	3	* Copyright (c) 2002-2015, Jouni Malinen <j@w1.fi>
6fc6879b	4	*
0f3d578e JM	5	* This software may be distributed under the terms of the BSD license.
0f3d578e JM	6	* See README for more details.
6fc6879b JM	7	*/
	8
	9	#ifndef WPA_COMMON_H
	10	#define WPA_COMMON_H
	11
6fc6879b JM	12	/* IEEE 802.11i */
	13	#define PMKID_LEN 16
	14	#define PMK_LEN 32
207976f0 JM	15	#define PMK_LEN_SUITE_B_192 48
207976f0 JM	16	#define PMK_LEN_MAX 48
6fc6879b JM	17	#define WPA_REPLAY_COUNTER_LEN 8
	18	#define WPA_NONCE_LEN 32
	19	#define WPA_KEY_RSC_LEN 8
	20	#define WPA_GMK_LEN 32
	21	#define WPA_GTK_MAX_LEN 32
	22
03145326	23	#define WPA_ALLOWED_PAIRWISE_CIPHERS \
30675c34 JM	24	(WPA_CIPHER_CCMP \| WPA_CIPHER_GCMP \| WPA_CIPHER_TKIP \| WPA_CIPHER_NONE \| \
30675c34 JM	25	WPA_CIPHER_GCMP_256 \| WPA_CIPHER_CCMP_256)
03145326	26	#define WPA_ALLOWED_GROUP_CIPHERS \
ce8963fc JM	27	(WPA_CIPHER_CCMP \| WPA_CIPHER_GCMP \| WPA_CIPHER_TKIP \| \
ce8963fc JM	28	WPA_CIPHER_GCMP_256 \| WPA_CIPHER_CCMP_256 \| \
dff1e285	29	WPA_CIPHER_GTK_NOT_USED)
03145326	30
6fc6879b JM	31	#define WPA_SELECTOR_LEN 4
	32	#define WPA_VERSION 1
	33	#define RSN_SELECTOR_LEN 4
	34	#define RSN_VERSION 1
	35
	36	#define RSN_SELECTOR(a, b, c, d) \
	37	((((u32) (a)) << 24) \| (((u32) (b)) << 16) \| (((u32) (c)) << 8) \| \
	38	(u32) (d))
	39
	40	#define WPA_AUTH_KEY_MGMT_NONE RSN_SELECTOR(0x00, 0x50, 0xf2, 0)
	41	#define WPA_AUTH_KEY_MGMT_UNSPEC_802_1X RSN_SELECTOR(0x00, 0x50, 0xf2, 1)
	42	#define WPA_AUTH_KEY_MGMT_PSK_OVER_802_1X RSN_SELECTOR(0x00, 0x50, 0xf2, 2)
369c8d7b	43	#define WPA_AUTH_KEY_MGMT_CCKM RSN_SELECTOR(0x00, 0x40, 0x96, 0)
6fc6879b	44	#define WPA_CIPHER_SUITE_NONE RSN_SELECTOR(0x00, 0x50, 0xf2, 0)
6fc6879b	45	#define WPA_CIPHER_SUITE_TKIP RSN_SELECTOR(0x00, 0x50, 0xf2, 2)
6fc6879b	46	#define WPA_CIPHER_SUITE_CCMP RSN_SELECTOR(0x00, 0x50, 0xf2, 4)
6fc6879b JM	47
	48
	49	#define RSN_AUTH_KEY_MGMT_UNSPEC_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 1)
	50	#define RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 2)
	51	#ifdef CONFIG_IEEE80211R
	52	#define RSN_AUTH_KEY_MGMT_FT_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 3)
	53	#define RSN_AUTH_KEY_MGMT_FT_PSK RSN_SELECTOR(0x00, 0x0f, 0xac, 4)
	54	#endif /* CONFIG_IEEE80211R */
0b60b0aa JM	55	#define RSN_AUTH_KEY_MGMT_802_1X_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 5)
0b60b0aa JM	56	#define RSN_AUTH_KEY_MGMT_PSK_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 6)
281ff0aa	57	#define RSN_AUTH_KEY_MGMT_TPK_HANDSHAKE RSN_SELECTOR(0x00, 0x0f, 0xac, 7)
c10347f2 JM	58	#define RSN_AUTH_KEY_MGMT_SAE RSN_SELECTOR(0x00, 0x0f, 0xac, 8)
c10347f2 JM	59	#define RSN_AUTH_KEY_MGMT_FT_SAE RSN_SELECTOR(0x00, 0x0f, 0xac, 9)
30675c34	60	#define RSN_AUTH_KEY_MGMT_802_1X_SUITE_B RSN_SELECTOR(0x00, 0x0f, 0xac, 11)
5e3b5197 JM	61	#define RSN_AUTH_KEY_MGMT_802_1X_SUITE_B_192 RSN_SELECTOR(0x00, 0x0f, 0xac, 12)
5e3b5197 JM	62	#define RSN_AUTH_KEY_MGMT_FT_802_1X_SUITE_B_192 \
30675c34	63	RSN_SELECTOR(0x00, 0x0f, 0xac, 13)
94318a0d JM	64	#define RSN_AUTH_KEY_MGMT_FILS_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 14)
	65	#define RSN_AUTH_KEY_MGMT_FILS_SHA384 RSN_SELECTOR(0x00, 0x0f, 0xac, 15)
	66	#define RSN_AUTH_KEY_MGMT_FT_FILS_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 16)
	67	#define RSN_AUTH_KEY_MGMT_FT_FILS_SHA384 RSN_SELECTOR(0x00, 0x0f, 0xac, 17)
369c8d7b	68	#define RSN_AUTH_KEY_MGMT_CCKM RSN_SELECTOR(0x00, 0x40, 0x96, 0x00)
a5d75636	69	#define RSN_AUTH_KEY_MGMT_OSEN RSN_SELECTOR(0x50, 0x6f, 0x9a, 0x01)
0b60b0aa	70
6fc6879b	71	#define RSN_CIPHER_SUITE_NONE RSN_SELECTOR(0x00, 0x0f, 0xac, 0)
6fc6879b JM	72	#define RSN_CIPHER_SUITE_TKIP RSN_SELECTOR(0x00, 0x0f, 0xac, 2)
	73	#if 0
	74	#define RSN_CIPHER_SUITE_WRAP RSN_SELECTOR(0x00, 0x0f, 0xac, 3)
	75	#endif
	76	#define RSN_CIPHER_SUITE_CCMP RSN_SELECTOR(0x00, 0x0f, 0xac, 4)
6fc6879b	77	#define RSN_CIPHER_SUITE_AES_128_CMAC RSN_SELECTOR(0x00, 0x0f, 0xac, 6)
281ff0aa	78	#define RSN_CIPHER_SUITE_NO_GROUP_ADDRESSED RSN_SELECTOR(0x00, 0x0f, 0xac, 7)
eb7719ff	79	#define RSN_CIPHER_SUITE_GCMP RSN_SELECTOR(0x00, 0x0f, 0xac, 8)
30675c34 JM	80	#define RSN_CIPHER_SUITE_GCMP_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 9)
	81	#define RSN_CIPHER_SUITE_CCMP_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 10)
	82	#define RSN_CIPHER_SUITE_BIP_GMAC_128 RSN_SELECTOR(0x00, 0x0f, 0xac, 11)
	83	#define RSN_CIPHER_SUITE_BIP_GMAC_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 12)
	84	#define RSN_CIPHER_SUITE_BIP_CMAC_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 13)
6fc6879b JM	85
	86	/* EAPOL-Key Key Data Encapsulation
	87	* GroupKey and PeerKey require encryption, otherwise, encryption is optional.
	88	*/
	89	#define RSN_KEY_DATA_GROUPKEY RSN_SELECTOR(0x00, 0x0f, 0xac, 1)
	90	#if 0
	91	#define RSN_KEY_DATA_STAKEY RSN_SELECTOR(0x00, 0x0f, 0xac, 2)
	92	#endif
	93	#define RSN_KEY_DATA_MAC_ADDR RSN_SELECTOR(0x00, 0x0f, 0xac, 3)
	94	#define RSN_KEY_DATA_PMKID RSN_SELECTOR(0x00, 0x0f, 0xac, 4)
	95	#ifdef CONFIG_PEERKEY
	96	#define RSN_KEY_DATA_SMK RSN_SELECTOR(0x00, 0x0f, 0xac, 5)
	97	#define RSN_KEY_DATA_NONCE RSN_SELECTOR(0x00, 0x0f, 0xac, 6)
	98	#define RSN_KEY_DATA_LIFETIME RSN_SELECTOR(0x00, 0x0f, 0xac, 7)
	99	#define RSN_KEY_DATA_ERROR RSN_SELECTOR(0x00, 0x0f, 0xac, 8)
	100	#endif /* CONFIG_PEERKEY */
	101	#ifdef CONFIG_IEEE80211W
	102	#define RSN_KEY_DATA_IGTK RSN_SELECTOR(0x00, 0x0f, 0xac, 9)
	103	#endif /* CONFIG_IEEE80211W */
eb7719ff JM	104	#define RSN_KEY_DATA_KEYID RSN_SELECTOR(0x00, 0x0f, 0xac, 10)
	105	#define RSN_KEY_DATA_MULTIBAND_GTK RSN_SELECTOR(0x00, 0x0f, 0xac, 11)
	106	#define RSN_KEY_DATA_MULTIBAND_KEYID RSN_SELECTOR(0x00, 0x0f, 0xac, 12)
6fc6879b	107
25ef8529 JM	108	#define WFA_KEY_DATA_IP_ADDR_REQ RSN_SELECTOR(0x50, 0x6f, 0x9a, 4)
	109	#define WFA_KEY_DATA_IP_ADDR_ALLOC RSN_SELECTOR(0x50, 0x6f, 0x9a, 5)
	110
6fc6879b JM	111	#define WPA_OUI_TYPE RSN_SELECTOR(0x00, 0x50, 0xf2, 1)
6fc6879b JM	112
ccfab35a JM	113	#define RSN_SELECTOR_PUT(a, val) WPA_PUT_BE32((u8 *) (a), (val))
ccfab35a JM	114	#define RSN_SELECTOR_GET(a) WPA_GET_BE32((const u8 *) (a))
6fc6879b JM	115
	116	#define RSN_NUM_REPLAY_COUNTERS_1 0
	117	#define RSN_NUM_REPLAY_COUNTERS_2 1
	118	#define RSN_NUM_REPLAY_COUNTERS_4 2
	119	#define RSN_NUM_REPLAY_COUNTERS_16 3
	120
	121
	122	#ifdef _MSC_VER
	123	#pragma pack(push, 1)
	124	#endif /* _MSC_VER */
	125
	126	#ifdef CONFIG_IEEE80211W
	127	#define WPA_IGTK_LEN 16
8dd9f9cd	128	#define WPA_IGTK_MAX_LEN 32
6fc6879b JM	129	#endif /* CONFIG_IEEE80211W */
	130
	131
	132	/* IEEE 802.11, 7.3.2.25.3 RSN Capabilities */
	133	#define WPA_CAPABILITY_PREAUTH BIT(0)
0b60b0aa JM	134	#define WPA_CAPABILITY_NO_PAIRWISE BIT(1)
	135	/* B2-B3: PTKSA Replay Counter */
	136	/* B4-B5: GTKSA Replay Counter */
	137	#define WPA_CAPABILITY_MFPR BIT(6)
	138	#define WPA_CAPABILITY_MFPC BIT(7)
cd9fc786	139	/* B8: Reserved */
6fc6879b	140	#define WPA_CAPABILITY_PEERKEY_ENABLED BIT(9)
cd9fc786 JM	141	#define WPA_CAPABILITY_SPP_A_MSDU_CAPABLE BIT(10)
	142	#define WPA_CAPABILITY_SPP_A_MSDU_REQUIRED BIT(11)
	143	#define WPA_CAPABILITY_PBAC BIT(12)
	144	#define WPA_CAPABILITY_EXT_KEY_ID_FOR_UNICAST BIT(13)
	145	/* B14-B15: Reserved */
6fc6879b JM	146
	147
	148	/* IEEE 802.11r */
	149	#define MOBILITY_DOMAIN_ID_LEN 2
	150	#define FT_R0KH_ID_MAX_LEN 48
	151	#define FT_R1KH_ID_LEN 6
	152	#define WPA_PMK_NAME_LEN 16
	153
	154
	155	/* IEEE 802.11, 8.5.2 EAPOL-Key frames */
	156	#define WPA_KEY_INFO_TYPE_MASK ((u16) (BIT(0) \| BIT(1) \| BIT(2)))
a5d75636	157	#define WPA_KEY_INFO_TYPE_AKM_DEFINED 0
6fc6879b JM	158	#define WPA_KEY_INFO_TYPE_HMAC_MD5_RC4 BIT(0)
	159	#define WPA_KEY_INFO_TYPE_HMAC_SHA1_AES BIT(1)
	160	#define WPA_KEY_INFO_TYPE_AES_128_CMAC 3
	161	#define WPA_KEY_INFO_KEY_TYPE BIT(3) /* 1 = Pairwise, 0 = Group key */
	162	/* bit4..5 is used in WPA, but is reserved in IEEE 802.11i/RSN */
	163	#define WPA_KEY_INFO_KEY_INDEX_MASK (BIT(4) \| BIT(5))
	164	#define WPA_KEY_INFO_KEY_INDEX_SHIFT 4
	165	#define WPA_KEY_INFO_INSTALL BIT(6) /* pairwise */
	166	#define WPA_KEY_INFO_TXRX BIT(6) /* group */
	167	#define WPA_KEY_INFO_ACK BIT(7)
	168	#define WPA_KEY_INFO_MIC BIT(8)
	169	#define WPA_KEY_INFO_SECURE BIT(9)
	170	#define WPA_KEY_INFO_ERROR BIT(10)
	171	#define WPA_KEY_INFO_REQUEST BIT(11)
	172	#define WPA_KEY_INFO_ENCR_KEY_DATA BIT(12) /* IEEE 802.11i/RSN only */
	173	#define WPA_KEY_INFO_SMK_MESSAGE BIT(13)
	174
	175
	176	struct wpa_eapol_key {
	177	u8 type;
	178	/* Note: key_info, key_length, and key_data_length are unaligned */
	179	u8 key_info[2]; /* big endian */
	180	u8 key_length[2]; /* big endian */
	181	u8 replay_counter[WPA_REPLAY_COUNTER_LEN];
	182	u8 key_nonce[WPA_NONCE_LEN];
	183	u8 key_iv[16];
	184	u8 key_rsc[WPA_KEY_RSC_LEN];
	185	u8 key_id[8]; /* Reserved in IEEE 802.11i/RSN */
6d014ffc JM	186	/* variable length Key MIC field */
	187	/* big endian 2-octet Key Data Length field */
	188	/* followed by Key Data Length bytes of Key Data */
5e3b5197 JM	189	} STRUCT_PACKED;
	190
	191	#define WPA_EAPOL_KEY_MIC_MAX_LEN 24
	192	#define WPA_KCK_MAX_LEN 24
94318a0d	193	#define WPA_KEK_MAX_LEN 64
98cd3d1c	194	#define WPA_TK_MAX_LEN 32
c089bc57	195	#define FILS_ICK_MAX_LEN 48
98cd3d1c	196
6fc6879b JM	197	/**
	198	* struct wpa_ptk - WPA Pairwise Transient Key
	199	* IEEE Std 802.11i-2004 - 8.5.1.2 Pairwise key hierarchy
	200	*/
	201	struct wpa_ptk {
98cd3d1c JM	202	u8 kck[WPA_KCK_MAX_LEN]; /* EAPOL-Key Key Confirmation Key (KCK) */
	203	u8 kek[WPA_KEK_MAX_LEN]; /* EAPOL-Key Key Encryption Key (KEK) */
	204	u8 tk[WPA_TK_MAX_LEN]; /* Temporal Key (TK) */
	205	size_t kck_len;
	206	size_t kek_len;
	207	size_t tk_len;
	208	};
6fc6879b JM	209
	210
	211	/* WPA IE version 1
	212	* 00-50-f2:1 (OUI:OUI type)
	213	* 0x01 0x00 (version; little endian)
	214	* (all following fields are optional:)
	215	* Group Suite Selector (4 octets) (default: TKIP)
	216	* Pairwise Suite Count (2 octets, little endian) (default: 1)
	217	* Pairwise Suite List (4 * n octets) (default: TKIP)
	218	* Authenticated Key Management Suite Count (2 octets, little endian)
	219	* (default: 1)
	220	* Authenticated Key Management Suite List (4 * n octets)
	221	* (default: unspec 802.1X)
	222	* WPA Capabilities (2 octets, little endian) (default: 0)
	223	*/
	224
	225	struct wpa_ie_hdr {
	226	u8 elem_id;
	227	u8 len;
4fba48a5	228	u8 oui[4]; /* 24-bit OUI followed by 8-bit OUI type */
6fc6879b JM	229	u8 version[2]; /* little endian */
	230	} STRUCT_PACKED;
	231
	232
	233	/* 1/4: PMKID
	234	* 2/4: RSN IE
	235	* 3/4: one or two RSN IEs + GTK IE (encrypted)
	236	* 4/4: empty
	237	* 1/2: GTK IE (encrypted)
	238	* 2/2: empty
	239	*/
	240
	241	/* RSN IE version 1
	242	* 0x01 0x00 (version; little endian)
	243	* (all following fields are optional:)
	244	* Group Suite Selector (4 octets) (default: CCMP)
	245	* Pairwise Suite Count (2 octets, little endian) (default: 1)
	246	* Pairwise Suite List (4 * n octets) (default: CCMP)
	247	* Authenticated Key Management Suite Count (2 octets, little endian)
	248	* (default: 1)
	249	* Authenticated Key Management Suite List (4 * n octets)
	250	* (default: unspec 802.1X)
	251	* RSN Capabilities (2 octets, little endian) (default: 0)
	252	* PMKID Count (2 octets) (default: 0)
	253	* PMKID List (16 * n octets)
	254	* Management Group Cipher Suite (4 octets) (default: AES-128-CMAC)
	255	*/
	256
	257	struct rsn_ie_hdr {
	258	u8 elem_id; /* WLAN_EID_RSN */
	259	u8 len;
	260	u8 version[2]; /* little endian */
	261	} STRUCT_PACKED;
	262
	263
	264	#ifdef CONFIG_PEERKEY
	265	enum {
	266	STK_MUI_4WAY_STA_AP = 1,
	267	STK_MUI_4WAY_STAT_STA = 2,
	268	STK_MUI_GTK = 3,
	269	STK_MUI_SMK = 4
	270	};
	271
	272	enum {
	273	STK_ERR_STA_NR = 1,
	274	STK_ERR_STA_NRSN = 2,
	275	STK_ERR_CPHR_NS = 3,
	276	STK_ERR_NO_STSL = 4
	277	};
	278	#endif /* CONFIG_PEERKEY */
	279
	280	struct rsn_error_kde {
	281	be16 mui;
	282	be16 error_type;
	283	} STRUCT_PACKED;
	284
	285	#ifdef CONFIG_IEEE80211W
8dd9f9cd	286	#define WPA_IGTK_KDE_PREFIX_LEN (2 + 6)
6fc6879b JM	287	struct wpa_igtk_kde {
	288	u8 keyid[2];
	289	u8 pn[6];
8dd9f9cd	290	u8 igtk[WPA_IGTK_MAX_LEN];
6fc6879b JM	291	} STRUCT_PACKED;
	292	#endif /* CONFIG_IEEE80211W */
	293
6fc6879b JM	294	struct rsn_mdie {
	295	u8 mobility_domain[MOBILITY_DOMAIN_ID_LEN];
	296	u8 ft_capab;
	297	} STRUCT_PACKED;
	298
	299	#define RSN_FT_CAPAB_FT_OVER_DS BIT(0)
	300	#define RSN_FT_CAPAB_FT_RESOURCE_REQ_SUPP BIT(1)
	301
	302	struct rsn_ftie {
	303	u8 mic_control[2];
	304	u8 mic[16];
	305	u8 anonce[WPA_NONCE_LEN];
	306	u8 snonce[WPA_NONCE_LEN];
	307	/* followed by optional parameters */
	308	} STRUCT_PACKED;
	309
	310	#define FTIE_SUBELEM_R1KH_ID 1
	311	#define FTIE_SUBELEM_GTK 2
	312	#define FTIE_SUBELEM_R0KH_ID 3
0b60b0aa	313	#define FTIE_SUBELEM_IGTK 4
6fc6879b	314
f238cf9f JM	315	struct rsn_rdie {
	316	u8 id;
	317	u8 descr_count;
	318	le16 status_code;
	319	} STRUCT_PACKED;
	320
6fc6879b JM	321
	322	#ifdef _MSC_VER
	323	#pragma pack(pop)
	324	#endif /* _MSC_VER */
	325
	326
98cd3d1c JM	327	int wpa_eapol_key_mic(const u8 *key, size_t key_len, int akmp, int ver,
	328	const u8 buf, size_t len, u8 mic);
	329	int wpa_pmk_to_ptk(const u8 pmk, size_t pmk_len, const char label,
	330	const u8 addr1, const u8 addr2,
	331	const u8 nonce1, const u8 nonce2,
	332	struct wpa_ptk *ptk, int akmp, int cipher);
c089bc57 JM	333	int fils_pmk_to_ptk(const u8 pmk, size_t pmk_len, const u8 spa, const u8 *aa,
	334	const u8 snonce, const u8 anonce, struct wpa_ptk *ptk,
	335	u8 ick, size_t ick_len, int akmp, int cipher);
a852ab4c JM	336	int fils_key_auth_sk(const u8 ick, size_t ick_len, const u8 snonce,
	337	const u8 anonce, const u8 sta_addr, const u8 *bssid,
	338	const u8 *g_sta, size_t g_sta_len,
	339	const u8 *g_ap, size_t g_ap_len,
	340	int akmp, u8 key_auth_sta, u8 key_auth_ap,
	341	size_t *key_auth_len);
6fc6879b JM	342
6fc6879b JM	343	#ifdef CONFIG_IEEE80211R
98cd3d1c JM	344	int wpa_ft_mic(const u8 kck, size_t kck_len, const u8 sta_addr,
	345	const u8 *ap_addr, u8 transaction_seqnum,
	346	const u8 *mdie, size_t mdie_len,
6fc6879b JM	347	const u8 *ftie, size_t ftie_len,
	348	const u8 *rsnie, size_t rsnie_len,
	349	const u8 ric, size_t ric_len, u8 mic);
	350	void wpa_derive_pmk_r0(const u8 *xxkey, size_t xxkey_len,
	351	const u8 *ssid, size_t ssid_len,
	352	const u8 mdid, const u8 r0kh_id, size_t r0kh_id_len,
	353	const u8 s0kh_id, u8 pmk_r0, u8 *pmk_r0_name);
	354	void wpa_derive_pmk_r1_name(const u8 pmk_r0_name, const u8 r1kh_id,
	355	const u8 s1kh_id, u8 pmk_r1_name);
	356	void wpa_derive_pmk_r1(const u8 pmk_r0, const u8 pmk_r0_name,
	357	const u8 r1kh_id, const u8 s1kh_id,
	358	u8 pmk_r1, u8 pmk_r1_name);
98cd3d1c JM	359	int wpa_pmk_r1_to_ptk(const u8 pmk_r1, const u8 snonce, const u8 *anonce,
	360	const u8 sta_addr, const u8 bssid,
	361	const u8 *pmk_r1_name,
	362	struct wpa_ptk ptk, u8 ptk_name, int akmp, int cipher);
6fc6879b JM	363	#endif /* CONFIG_IEEE80211R */
	364
	365	struct wpa_ie_data {
	366	int proto;
	367	int pairwise_cipher;
	368	int group_cipher;
	369	int key_mgmt;
	370	int capabilities;
	371	size_t num_pmkid;
	372	const u8 *pmkid;
	373	int mgmt_group_cipher;
	374	};
	375
	376
	377	int wpa_parse_wpa_ie_rsn(const u8 *rsn_ie, size_t rsn_ie_len,
	378	struct wpa_ie_data *data);
f3b87561 JM	379	int wpa_parse_wpa_ie_wpa(const u8 *wpa_ie, size_t wpa_ie_len,
f3b87561 JM	380	struct wpa_ie_data *data);
6fc6879b	381
13268290 JM	382	void rsn_pmkid(const u8 pmk, size_t pmk_len, const u8 aa, const u8 *spa,
13268290 JM	383	u8 *pmkid, int use_sha256);
087a1f4e JM	384	#ifdef CONFIG_SUITEB
	385	int rsn_pmkid_suite_b(const u8 kck, size_t kck_len, const u8 aa,
	386	const u8 spa, u8 pmkid);
	387	#else /* CONFIG_SUITEB */
	388	static inline int rsn_pmkid_suite_b(const u8 kck, size_t kck_len, const u8 aa,
	389	const u8 spa, u8 pmkid)
	390	{
	391	return -1;
	392	}
	393	#endif /* CONFIG_SUITEB */
5e3b5197 JM	394	#ifdef CONFIG_SUITEB192
	395	int rsn_pmkid_suite_b_192(const u8 kck, size_t kck_len, const u8 aa,
	396	const u8 spa, u8 pmkid);
	397	#else /* CONFIG_SUITEB192 */
	398	static inline int rsn_pmkid_suite_b_192(const u8 *kck, size_t kck_len,
	399	const u8 aa, const u8 spa, u8 *pmkid)
	400	{
	401	return -1;
	402	}
	403	#endif /* CONFIG_SUITEB192 */
13268290	404
43fb5297 JM	405	const char * wpa_cipher_txt(int cipher);
43fb5297 JM	406	const char * wpa_key_mgmt_txt(int key_mgmt, int proto);
6c460eaf	407	u32 wpa_akm_to_suite(int akm);
26e23750 JM	408	int wpa_compare_rsn_ie(int ft_initial_assoc,
	409	const u8 *ie1, size_t ie1len,
	410	const u8 *ie2, size_t ie2len);
59e78c24	411	int wpa_insert_pmkid(u8 ies, size_t ies_len, const u8 *pmkid);
43fb5297	412
6554237f JM	413	struct wpa_ft_ies {
	414	const u8 *mdie;
	415	size_t mdie_len;
	416	const u8 *ftie;
	417	size_t ftie_len;
	418	const u8 *r1kh_id;
	419	const u8 *gtk;
	420	size_t gtk_len;
	421	const u8 *r0kh_id;
	422	size_t r0kh_id_len;
	423	const u8 *rsn;
	424	size_t rsn_len;
	425	const u8 *rsn_pmkid;
	426	const u8 *tie;
	427	size_t tie_len;
	428	const u8 *igtk;
	429	size_t igtk_len;
	430	const u8 *ric;
	431	size_t ric_len;
96590564 MB	432	int key_mgmt;
96590564 MB	433	int pairwise_cipher;
6554237f JM	434	};
	435
	436	int wpa_ft_parse_ies(const u8 ies, size_t ies_len, struct wpa_ft_ies parse);
	437
c3550295 JM	438	int wpa_cipher_key_len(int cipher);
	439	int wpa_cipher_rsc_len(int cipher);
	440	int wpa_cipher_to_alg(int cipher);
05a90d78	441	int wpa_cipher_valid_group(int cipher);
c3550295	442	int wpa_cipher_valid_pairwise(int cipher);
8dd9f9cd	443	int wpa_cipher_valid_mgmt_group(int cipher);
c3550295 JM	444	u32 wpa_cipher_to_suite(int proto, int cipher);
	445	int rsn_cipher_put_suites(u8 *pos, int ciphers);
	446	int wpa_cipher_put_suites(u8 *pos, int ciphers);
edbd2a19 JM	447	int wpa_pick_pairwise_cipher(int ciphers, int none_allowed);
edbd2a19 JM	448	int wpa_pick_group_cipher(int ciphers);
a39c78be	449	int wpa_parse_cipher(const char *value);
0282a8c4	450	int wpa_write_ciphers(char start, char end, int ciphers, const char *delim);
cf830c1c	451	int wpa_select_ap_group_cipher(int wpa, int wpa_pairwise, int rsn_pairwise);
5e3b5197	452	unsigned int wpa_mic_len(int akmp);
94f66e8a	453	u16 fils_domain_name_hash(const char *domain);
c3550295	454
6fc6879b	455	#endif /* WPA_COMMON_H */