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DPP3: Push button bootstrap mechanism

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Add support to use a push button -based bootstrap mechanism with DPP.
The new DPP_PUSH_BUTTON control interface command enables this mode on
the AP/hostapd and station/wpa_supplicant. This goes through the
following sequence of events: a suitable peer in active push button mode
is discovered with session overlap detection, PKEX is executed with
bootstrap key hash validation, DPP authentication and configuration
exchanges are performed.

Signed-off-by: Jouni Malinen <quic_jouni@quicinc.com>
This commit is contained in:
Jouni Malinen 2022-07-06 17:11:12 +03:00 • committed by Jouni Malinen
parent a0054fe7ca
commit 37bccfcab8
17 changed files with 1047 additions and 29 deletions
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6
src/common/dpp_i.h
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@ -113,17 +113,17 @@ int dpp_derive_pmkid(const struct dpp_curve_params *curve,
struct crypto_ec_key *peer_key, u8 *pmkid);
struct crypto_ec_point *
dpp_pkex_derive_Qi(const struct dpp_curve_params *curve, const u8 *mac_init,
const char *code, const char *identifier,
const char *code, size_t code_len, const char *identifier,
struct crypto_ec **ret_ec);
struct crypto_ec_point *
dpp_pkex_derive_Qr(const struct dpp_curve_params *curve, const u8 *mac_resp,
const char *code, const char *identifier,
const char *code, size_t code_len, const char *identifier,
struct crypto_ec **ret_ec);
int dpp_pkex_derive_z(const u8 *mac_init, const u8 *mac_resp,
u8 ver_init, u8 ver_resp,
const u8 *Mx, size_t Mx_len,
const u8 *Nx, size_t Nx_len,
const char *code,
const char *code, size_t code_len,
const u8 *Kx, size_t Kx_len,
u8 *z, unsigned int hash_len);
int dpp_reconfig_derive_ke_responder(struct dpp_authentication *auth,