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FT: FTE parsing for SHA384-based AKM

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The MIC field is now a variable length field, so make the FTE parser
aware of the two different field lengths.

Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2018-06-04 15:16:54 +03:00
parent 8c2715b358
commit 9a33737a0b
6 changed files with 190 additions and 60 deletions
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11
src/common/wpa_common.h
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@ -314,6 +314,14 @@ struct rsn_ftie {
/* followed by optional parameters */
} STRUCT_PACKED;
struct rsn_ftie_sha384 {
u8 mic_control[2];
u8 mic[24];
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
@ -449,7 +457,8 @@ struct wpa_ft_ies {
int pairwise_cipher;
};
int wpa_ft_parse_ies(const u8 *ies, size_t ies_len, struct wpa_ft_ies *parse);
int wpa_ft_parse_ies(const u8 *ies, size_t ies_len, struct wpa_ft_ies *parse,
int use_sha384);
int wpa_cipher_key_len(int cipher);
int wpa_cipher_rsc_len(int cipher);