/*
* WPA definitions shared between hostapd and wpa_supplicant
- * Copyright (c) 2002-2008, Jouni Malinen <j@w1.fi>
+ * Copyright (c) 2002-2015, Jouni Malinen <j@w1.fi>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * Alternatively, this software may be distributed under the terms of BSD
- * license.
- *
- * See README and COPYING for more details.
+ * 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
-#define WPA_MAX_SSID_LEN 32
-
/* 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 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_WEP40 RSN_SELECTOR(0x00, 0x50, 0xf2, 1)
#define WPA_CIPHER_SUITE_TKIP RSN_SELECTOR(0x00, 0x50, 0xf2, 2)
-#if 0
-#define WPA_CIPHER_SUITE_WRAP RSN_SELECTOR(0x00, 0x50, 0xf2, 3)
-#endif
#define WPA_CIPHER_SUITE_CCMP RSN_SELECTOR(0x00, 0x50, 0xf2, 4)
-#define WPA_CIPHER_SUITE_WEP104 RSN_SELECTOR(0x00, 0x50, 0xf2, 5)
#define RSN_AUTH_KEY_MGMT_UNSPEC_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 1)
#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_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_WEP40 RSN_SELECTOR(0x00, 0x0f, 0xac, 1)
#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_WEP104 RSN_SELECTOR(0x00, 0x0f, 0xac, 5)
-#ifdef CONFIG_IEEE80211W
#define RSN_CIPHER_SUITE_AES_128_CMAC RSN_SELECTOR(0x00, 0x0f, 0xac, 6)
-#endif /* CONFIG_IEEE80211W */
+#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.
#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)
#ifdef CONFIG_IEEE80211W
#define WPA_IGTK_LEN 16
+#define WPA_IGTK_MAX_LEN 32
#endif /* CONFIG_IEEE80211W */
/* 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 */
/* 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
/* followed by key_data_length bytes of key_data */
} STRUCT_PACKED;
+struct wpa_eapol_key_192 {
+ 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 */
+ u8 key_mic[24];
+ u8 key_data_length[2]; /* big endian */
+ /* 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 32
+#define WPA_TK_MAX_LEN 32
+
/**
* struct wpa_ptk - WPA Pairwise Transient Key
* IEEE Std 802.11i-2004 - 8.5.1.2 Pairwise key hierarchy
*/
struct wpa_ptk {
- u8 kck[16]; /* EAPOL-Key Key Confirmation Key (KCK) */
- u8 kek[16]; /* EAPOL-Key Key Encryption Key (KEK) */
- u8 tk1[16]; /* Temporal Key 1 (TK1) */
- union {
- u8 tk2[16]; /* Temporal Key 2 (TK2) */
- struct {
- u8 tx_mic_key[8];
- u8 rx_mic_key[8];
- } auth;
- } u;
-} STRUCT_PACKED;
+ 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
} 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_LEN];
+ u8 igtk[WPA_IGTK_MAX_LEN];
} STRUCT_PACKED;
#endif /* CONFIG_IEEE80211W */
-#ifdef CONFIG_IEEE80211R
struct rsn_mdie {
u8 mobility_domain[MOBILITY_DOMAIN_ID_LEN];
u8 ft_capab;
le16 status_code;
} STRUCT_PACKED;
-#endif /* CONFIG_IEEE80211R */
#ifdef _MSC_VER
#pragma pack(pop)
#endif /* _MSC_VER */
-int wpa_eapol_key_mic(const u8 *key, int ver, const u8 *buf, size_t len,
- u8 *mic);
-void 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,
- u8 *ptk, size_t ptk_len, int use_sha256);
+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);
#ifdef CONFIG_IEEE80211R
-int wpa_ft_mic(const u8 *kck, const u8 *sta_addr, const u8 *ap_addr,
- u8 transaction_seqnum, const u8 *mdie, size_t mdie_len,
+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_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);
-void 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,
- u8 *ptk, size_t ptk_len, u8 *ptk_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 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);
+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 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);
#endif /* WPA_COMMON_H */