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PASN: Add common Authentication frame build/validation functions

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Add helper functions to construct a PASN Authentication frame and
validate its content, which are common to both wpa_supplicant and
hostapd.

Signed-off-by: Ilan Peer <ilan.peer@intel.com>
This commit is contained in:
Ilan Peer 2020-12-16 13:00:22 +02:00 • committed by Jouni Malinen
parent c6d1a33bb0
commit 9ce123cdbf
2 changed files with 461 additions and 0 deletions
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29
src/common/wpa_common.h
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@ -535,6 +535,16 @@ struct pasn_parameter_ie {
u8 wrapped_data_format; /* WPA_PASN_WRAPPED_DATA_* */
} STRUCT_PACKED;
struct wpa_pasn_params_data {
u8 wrapped_data_format;
u16 after;
u8 comeback_len;
const u8 *comeback;
u16 group;
u8 pubkey_len;
const u8 *pubkey;
};
int wpa_ft_parse_ies(const u8 *ies, size_t ies_len, struct wpa_ft_ies *parse,
int use_sha384);
@ -635,4 +645,23 @@ int pasn_mic(const u8 *kck, int akmp, int cipher,
int pasn_auth_frame_hash(int akmp, int cipher, const u8 *data, size_t len,
u8 *hash);
void wpa_pasn_build_auth_header(struct wpabuf *buf, const u8 *bssid,
const u8 *src, const u8 *dst,
u8 trans_seq, u16 status);
int wpa_pasn_add_rsne(struct wpabuf *buf, const u8 *pmkid,
int akmp, int cipher);
void wpa_pasn_add_parameter_ie(struct wpabuf *buf, u16 pasn_group,
u8 wrapped_data_format,
struct wpabuf *pubkey,
struct wpabuf *comeback, int after);
int wpa_pasn_add_wrapped_data(struct wpabuf *buf,
struct wpabuf *wrapped_data_buf);
int wpa_pasn_validate_rsne(const struct wpa_ie_data *data);
int wpa_pasn_parse_parameter_ie(const u8 *data, u8 len, bool from_ap,
struct wpa_pasn_params_data *pasn_params);
#endif /* WPA_COMMON_H */