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/*
* DPP functionality shared between hostapd and wpa_supplicant
* Copyright (c) 2017, Qualcomm Atheros, Inc.
* Copyright (c) 2018-2019, The Linux Foundation
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
*/
#ifndef DPP_H
#define DPP_H
#ifdef CONFIG_DPP
#include "utils/list.h"
#include "crypto/sha256.h"
#include "utils/includes.h"
#include "utils/common.h"
#include "esp_err.h"
#include "esp_dpp.h"
#include "crypto/crypto.h"
struct crypto_ecdh;
struct hostapd_ip_addr;
struct dpp_global;
#define DPP_HDR_LEN (4 + 2) /* OUI, OUI Type, Crypto Suite, DPP frame type */
#define DPP_TCP_PORT 7871
#define PMKID_LEN 16
#define PMK_LEN 32
#define PMK_LEN_SUITE_B_192 48
#define PMK_LEN_MAX 64
/* Use a hardcoded Transaction ID 1 in Peer Discovery frames since there is only
* a single transaction in progress at any point in time. */
static const u8 TRANSACTION_ID = 1;
/* DPP events */
#define DPP_EVENT_AUTH_SUCCESS "DPP-AUTH-SUCCESS "
#define DPP_EVENT_AUTH_INIT_FAILED "DPP-AUTH-INIT-FAILED "
#define DPP_EVENT_NOT_COMPATIBLE "DPP-NOT-COMPATIBLE "
#define DPP_EVENT_RESPONSE_PENDING "DPP-RESPONSE-PENDING "
#define DPP_EVENT_SCAN_PEER_QR_CODE "DPP-SCAN-PEER-QR-CODE "
#define DPP_EVENT_AUTH_DIRECTION "DPP-AUTH-DIRECTION "
#define DPP_EVENT_CONF_RECEIVED "DPP-CONF-RECEIVED "
#define DPP_EVENT_CONF_SENT "DPP-CONF-SENT "
#define DPP_EVENT_CONF_FAILED "DPP-CONF-FAILED "
#define DPP_EVENT_CONN_STATUS_RESULT "DPP-CONN-STATUS-RESULT "
#define DPP_EVENT_CONFOBJ_AKM "DPP-CONFOBJ-AKM "
#define DPP_EVENT_CONFOBJ_SSID "DPP-CONFOBJ-SSID "
#define DPP_EVENT_CONFOBJ_SSID_CHARSET "DPP-CONFOBJ-SSID-CHARSET "
#define DPP_EVENT_CONFOBJ_PASS "DPP-CONFOBJ-PASS "
#define DPP_EVENT_CONFOBJ_PSK "DPP-CONFOBJ-PSK "
#define DPP_EVENT_CONNECTOR "DPP-CONNECTOR "
#define DPP_EVENT_C_SIGN_KEY "DPP-C-SIGN-KEY "
#define DPP_EVENT_NET_ACCESS_KEY "DPP-NET-ACCESS-KEY "
#define DPP_EVENT_MISSING_CONNECTOR "DPP-MISSING-CONNECTOR "
#define DPP_EVENT_NETWORK_ID "DPP-NETWORK-ID "
#define DPP_EVENT_RX "DPP-RX "
#define DPP_EVENT_TX "DPP-TX "
#define DPP_EVENT_TX_STATUS "DPP-TX-STATUS "
#define DPP_EVENT_FAIL "DPP-FAIL "
#define DPP_EVENT_PKEX_T_LIMIT "DPP-PKEX-T-LIMIT "
#define DPP_EVENT_INTRO "DPP-INTRO "
#define DPP_EVENT_CONF_REQ_RX "DPP-CONF-REQ-RX "
#define WLAN_ACTION_PUBLIC 4
#define WLAN_PA_VENDOR_SPECIFIC 9
#define OUI_WFA 0x506f9a
#define DPP_OUI_TYPE 0x1A
#define WLAN_EID_ADV_PROTO 108
#define WLAN_EID_VENDOR_SPECIFIC 221
#define WLAN_PA_GAS_INITIAL_REQ 10
enum dpp_public_action_frame_type {
DPP_PA_AUTHENTICATION_REQ = 0,
DPP_PA_AUTHENTICATION_RESP = 1,
DPP_PA_AUTHENTICATION_CONF = 2,
DPP_PA_PEER_DISCOVERY_REQ = 5,
DPP_PA_PEER_DISCOVERY_RESP = 6,
DPP_PA_PKEX_EXCHANGE_REQ = 7,
DPP_PA_PKEX_EXCHANGE_RESP = 8,
DPP_PA_PKEX_COMMIT_REVEAL_REQ = 9,
DPP_PA_PKEX_COMMIT_REVEAL_RESP = 10,
DPP_PA_CONFIGURATION_RESULT = 11,
DPP_PA_CONNECTION_STATUS_RESULT = 12,
};
enum dpp_attribute_id {
DPP_ATTR_STATUS = 0x1000,
DPP_ATTR_I_BOOTSTRAP_KEY_HASH = 0x1001,
DPP_ATTR_R_BOOTSTRAP_KEY_HASH = 0x1002,
DPP_ATTR_I_PROTOCOL_KEY = 0x1003,
DPP_ATTR_WRAPPED_DATA = 0x1004,
DPP_ATTR_I_NONCE = 0x1005,
DPP_ATTR_I_CAPABILITIES = 0x1006,
DPP_ATTR_R_NONCE = 0x1007,
DPP_ATTR_R_CAPABILITIES = 0x1008,
DPP_ATTR_R_PROTOCOL_KEY = 0x1009,
DPP_ATTR_I_AUTH_TAG = 0x100A,
DPP_ATTR_R_AUTH_TAG = 0x100B,
DPP_ATTR_CONFIG_OBJ = 0x100C,
DPP_ATTR_CONNECTOR = 0x100D,
DPP_ATTR_CONFIG_ATTR_OBJ = 0x100E,
DPP_ATTR_BOOTSTRAP_KEY = 0x100F,
DPP_ATTR_OWN_NET_NK_HASH = 0x1011,
DPP_ATTR_FINITE_CYCLIC_GROUP = 0x1012,
DPP_ATTR_ENCRYPTED_KEY = 0x1013,
DPP_ATTR_ENROLLEE_NONCE = 0x1014,
DPP_ATTR_CODE_IDENTIFIER = 0x1015,
DPP_ATTR_TRANSACTION_ID = 0x1016,
DPP_ATTR_BOOTSTRAP_INFO = 0x1017,
DPP_ATTR_CHANNEL = 0x1018,
DPP_ATTR_PROTOCOL_VERSION = 0x1019,
DPP_ATTR_ENVELOPED_DATA = 0x101A,
DPP_ATTR_SEND_CONN_STATUS = 0x101B,
DPP_ATTR_CONN_STATUS = 0x101C,
};
enum dpp_status_error {
DPP_STATUS_OK = 0,
DPP_STATUS_NOT_COMPATIBLE = 1,
DPP_STATUS_AUTH_FAILURE = 2,
DPP_STATUS_UNWRAP_FAILURE = 3,
DPP_STATUS_BAD_GROUP = 4,
DPP_STATUS_CONFIGURE_FAILURE = 5,
DPP_STATUS_RESPONSE_PENDING = 6,
DPP_STATUS_INVALID_CONNECTOR = 7,
DPP_STATUS_NO_MATCH = 8,
DPP_STATUS_CONFIG_REJECTED = 9,
DPP_STATUS_NO_AP = 10,
};
#define DPP_CAPAB_ENROLLEE BIT(0)
#define DPP_CAPAB_CONFIGURATOR BIT(1)
#define DPP_CAPAB_ROLE_MASK (BIT(0) | BIT(1))
#define DPP_BOOTSTRAP_MAX_FREQ 30
#define DPP_MAX_NONCE_LEN 32
#define DPP_MAX_HASH_LEN 64
#define DPP_MAX_SHARED_SECRET_LEN 66
struct dpp_curve_params {
const char *name;
size_t hash_len;
size_t aes_siv_key_len;
size_t nonce_len;
size_t prime_len;
const char *jwk_crv;
u16 ike_group;
const char *jws_alg;
};
struct dpp_bootstrap_info {
struct dl_list list;
unsigned int id;
enum dpp_bootstrap_type type;
char *uri;
u8 mac_addr[ETH_ALEN];
char *chan;
char *info;
char *pk;
unsigned int freq[DPP_BOOTSTRAP_MAX_FREQ];
unsigned int num_freq;
int own;
struct crypto_ec_key *pubkey;
u8 pubkey_hash[SHA256_MAC_LEN];
const struct dpp_curve_params *curve;
unsigned int pkex_t; /* number of failures before dpp_pkex
* instantiation */
};
#define PKEX_COUNTER_T_LIMIT 5
struct dpp_pkex {
void *msg_ctx;
unsigned int initiator:1;
unsigned int exchange_done:1;
unsigned int failed:1;
struct dpp_bootstrap_info *own_bi;
u8 own_mac[ETH_ALEN];
u8 peer_mac[ETH_ALEN];
char *identifier;
char *code;
struct crypto_ec_key *x;
struct crypto_ec_key *y;
u8 Mx[DPP_MAX_SHARED_SECRET_LEN];
u8 Nx[DPP_MAX_SHARED_SECRET_LEN];
u8 z[DPP_MAX_HASH_LEN];
struct crypto_ec_key *peer_bootstrap_key;
struct wpabuf *exchange_req;
struct wpabuf *exchange_resp;
unsigned int t; /* number of failures on code use */
unsigned int exch_req_wait_time;
unsigned int exch_req_tries;
unsigned int freq;
};
enum dpp_akm {
DPP_AKM_UNKNOWN,
DPP_AKM_DPP,
DPP_AKM_PSK,
DPP_AKM_SAE,
DPP_AKM_PSK_SAE,
DPP_AKM_SAE_DPP,
DPP_AKM_PSK_SAE_DPP,
};
enum dpp_netrole {
DPP_NETROLE_STA,
DPP_NETROLE_AP,
DPP_NETROLE_CONFIGURATOR,
};
struct dpp_configuration {
u8 ssid[32];
size_t ssid_len;
int ssid_charset;
enum dpp_akm akm;
enum dpp_netrole netrole;
/* For DPP configuration (connector) */
os_time_t netaccesskey_expiry;
/* TODO: groups */
char *group_id;
/* For legacy configuration */
char *passphrase;
u8 psk[32];
int psk_set;
};
#define DPP_MAX_CONF_OBJ 10
struct dpp_authentication {
void *msg_ctx;
u8 peer_version;
const struct dpp_curve_params *curve;
struct dpp_bootstrap_info *peer_bi;
struct dpp_bootstrap_info *own_bi;
struct dpp_bootstrap_info *tmp_own_bi;
u8 waiting_pubkey_hash[SHA256_MAC_LEN];
int response_pending;
enum dpp_status_error auth_resp_status;
enum dpp_status_error conf_resp_status;
u8 peer_mac_addr[ETH_ALEN];
u8 i_nonce[DPP_MAX_NONCE_LEN];
u8 r_nonce[DPP_MAX_NONCE_LEN];
u8 e_nonce[DPP_MAX_NONCE_LEN];
u8 i_capab;
u8 r_capab;
struct crypto_ec_key *own_protocol_key;
struct crypto_ec_key *peer_protocol_key;
struct wpabuf *req_msg;
struct wpabuf *resp_msg;
/* Intersection of possible frequencies for initiating DPP
* Authentication exchange */
unsigned int freq[DPP_BOOTSTRAP_MAX_FREQ];
unsigned int num_freq, freq_idx;
unsigned int curr_chan;
unsigned int curr_freq;
unsigned int neg_freq;
unsigned int num_freq_iters;
size_t secret_len;
u8 Mx[DPP_MAX_SHARED_SECRET_LEN];
size_t Mx_len;
u8 Nx[DPP_MAX_SHARED_SECRET_LEN];
size_t Nx_len;
u8 Lx[DPP_MAX_SHARED_SECRET_LEN];
size_t Lx_len;
u8 k1[DPP_MAX_HASH_LEN];
u8 k2[DPP_MAX_HASH_LEN];
u8 ke[DPP_MAX_HASH_LEN];
int initiator;
int waiting_auth_resp;
int waiting_auth_conf;
int auth_req_ack;
unsigned int auth_resp_tries;
u8 allowed_roles;
int configurator;
int remove_on_tx_status;
int connect_on_tx_status;
int waiting_conf_result;
int waiting_conn_status_result;
int auth_success;
struct wpabuf *conf_req;
const struct wpabuf *conf_resp; /* owned by GAS server */
struct dpp_configuration *conf_ap;
struct dpp_configuration *conf2_ap;
struct dpp_configuration *conf_sta;
struct dpp_configuration *conf2_sta;
struct dpp_configurator *conf;
struct dpp_config_obj {
char *connector; /* received signedConnector */
u8 ssid[SSID_MAX_LEN];
u8 ssid_len;
int ssid_charset;
char passphrase[64];
u8 psk[PMK_LEN];
int psk_set;
enum dpp_akm akm;
struct wpabuf *c_sign_key;
} conf_obj[DPP_MAX_CONF_OBJ];
unsigned int num_conf_obj;
struct wpabuf *net_access_key;
os_time_t net_access_key_expiry;
int send_conn_status;
int conn_status_requested;
int akm_use_selector;
#ifdef CONFIG_TESTING_OPTIONS
char *config_obj_override;
char *discovery_override;
char *groups_override;
unsigned int ignore_netaccesskey_mismatch:1;
#endif /* CONFIG_TESTING_OPTIONS */
};
struct dpp_configurator {
struct dl_list list;
unsigned int id;
int own;
struct crypto_ec_key *csign;
char *kid;
const struct dpp_curve_params *curve;
};
struct dpp_introduction {
u8 pmkid[PMKID_LEN];
u8 pmk[PMK_LEN_MAX];
size_t pmk_len;
};
#ifdef CONFIG_TESTING_OPTIONS
enum dpp_test_behavior {
DPP_TEST_DISABLED = 0,
DPP_TEST_AFTER_WRAPPED_DATA_AUTH_REQ = 1,
DPP_TEST_AFTER_WRAPPED_DATA_AUTH_RESP = 2,
DPP_TEST_AFTER_WRAPPED_DATA_AUTH_CONF = 3,
DPP_TEST_AFTER_WRAPPED_DATA_PKEX_CR_REQ = 4,
DPP_TEST_AFTER_WRAPPED_DATA_PKEX_CR_RESP = 5,
DPP_TEST_AFTER_WRAPPED_DATA_CONF_REQ = 6,
DPP_TEST_AFTER_WRAPPED_DATA_CONF_RESP = 7,
DPP_TEST_ZERO_I_CAPAB = 8,
DPP_TEST_ZERO_R_CAPAB = 9,
DPP_TEST_NO_R_BOOTSTRAP_KEY_HASH_AUTH_REQ = 10,
DPP_TEST_NO_I_BOOTSTRAP_KEY_HASH_AUTH_REQ = 11,
DPP_TEST_NO_I_PROTO_KEY_AUTH_REQ = 12,
DPP_TEST_NO_I_NONCE_AUTH_REQ = 13,
DPP_TEST_NO_I_CAPAB_AUTH_REQ = 14,
DPP_TEST_NO_WRAPPED_DATA_AUTH_REQ = 15,
DPP_TEST_NO_STATUS_AUTH_RESP = 16,
DPP_TEST_NO_R_BOOTSTRAP_KEY_HASH_AUTH_RESP = 17,
DPP_TEST_NO_I_BOOTSTRAP_KEY_HASH_AUTH_RESP = 18,
DPP_TEST_NO_R_PROTO_KEY_AUTH_RESP = 19,
DPP_TEST_NO_R_NONCE_AUTH_RESP = 20,
DPP_TEST_NO_I_NONCE_AUTH_RESP = 21,
DPP_TEST_NO_R_CAPAB_AUTH_RESP = 22,
DPP_TEST_NO_R_AUTH_AUTH_RESP = 23,
DPP_TEST_NO_WRAPPED_DATA_AUTH_RESP = 24,
DPP_TEST_NO_STATUS_AUTH_CONF = 25,
DPP_TEST_NO_R_BOOTSTRAP_KEY_HASH_AUTH_CONF = 26,
DPP_TEST_NO_I_BOOTSTRAP_KEY_HASH_AUTH_CONF = 27,
DPP_TEST_NO_I_AUTH_AUTH_CONF = 28,
DPP_TEST_NO_WRAPPED_DATA_AUTH_CONF = 29,
DPP_TEST_I_NONCE_MISMATCH_AUTH_RESP = 30,
DPP_TEST_INCOMPATIBLE_R_CAPAB_AUTH_RESP = 31,
DPP_TEST_R_AUTH_MISMATCH_AUTH_RESP = 32,
DPP_TEST_I_AUTH_MISMATCH_AUTH_CONF = 33,
DPP_TEST_NO_FINITE_CYCLIC_GROUP_PKEX_EXCHANGE_REQ = 34,
DPP_TEST_NO_ENCRYPTED_KEY_PKEX_EXCHANGE_REQ = 35,
DPP_TEST_NO_STATUS_PKEX_EXCHANGE_RESP = 36,
DPP_TEST_NO_ENCRYPTED_KEY_PKEX_EXCHANGE_RESP = 37,
DPP_TEST_NO_BOOTSTRAP_KEY_PKEX_CR_REQ = 38,
DPP_TEST_NO_I_AUTH_TAG_PKEX_CR_REQ = 39,
DPP_TEST_NO_WRAPPED_DATA_PKEX_CR_REQ = 40,
DPP_TEST_NO_BOOTSTRAP_KEY_PKEX_CR_RESP = 41,
DPP_TEST_NO_R_AUTH_TAG_PKEX_CR_RESP = 42,
DPP_TEST_NO_WRAPPED_DATA_PKEX_CR_RESP = 43,
DPP_TEST_INVALID_ENCRYPTED_KEY_PKEX_EXCHANGE_REQ = 44,
DPP_TEST_INVALID_ENCRYPTED_KEY_PKEX_EXCHANGE_RESP = 45,
DPP_TEST_INVALID_STATUS_PKEX_EXCHANGE_RESP = 46,
DPP_TEST_INVALID_BOOTSTRAP_KEY_PKEX_CR_REQ = 47,
DPP_TEST_INVALID_BOOTSTRAP_KEY_PKEX_CR_RESP = 48,
DPP_TEST_I_AUTH_TAG_MISMATCH_PKEX_CR_REQ = 49,
DPP_TEST_R_AUTH_TAG_MISMATCH_PKEX_CR_RESP = 50,
DPP_TEST_NO_E_NONCE_CONF_REQ = 51,
DPP_TEST_NO_CONFIG_ATTR_OBJ_CONF_REQ = 52,
DPP_TEST_NO_WRAPPED_DATA_CONF_REQ = 53,
DPP_TEST_NO_E_NONCE_CONF_RESP = 54,
DPP_TEST_NO_CONFIG_OBJ_CONF_RESP = 55,
DPP_TEST_NO_STATUS_CONF_RESP = 56,
DPP_TEST_NO_WRAPPED_DATA_CONF_RESP = 57,
DPP_TEST_INVALID_STATUS_CONF_RESP = 58,
DPP_TEST_E_NONCE_MISMATCH_CONF_RESP = 59,
DPP_TEST_NO_TRANSACTION_ID_PEER_DISC_REQ = 60,
DPP_TEST_NO_CONNECTOR_PEER_DISC_REQ = 61,
DPP_TEST_NO_TRANSACTION_ID_PEER_DISC_RESP = 62,
DPP_TEST_NO_STATUS_PEER_DISC_RESP = 63,
DPP_TEST_NO_CONNECTOR_PEER_DISC_RESP = 64,
DPP_TEST_AUTH_RESP_IN_PLACE_OF_CONF = 65,
DPP_TEST_INVALID_I_PROTO_KEY_AUTH_REQ = 66,
DPP_TEST_INVALID_R_PROTO_KEY_AUTH_RESP = 67,
DPP_TEST_INVALID_R_BOOTSTRAP_KEY_HASH_AUTH_REQ = 68,
DPP_TEST_INVALID_I_BOOTSTRAP_KEY_HASH_AUTH_REQ = 69,
DPP_TEST_INVALID_R_BOOTSTRAP_KEY_HASH_AUTH_RESP = 70,
DPP_TEST_INVALID_I_BOOTSTRAP_KEY_HASH_AUTH_RESP = 71,
DPP_TEST_INVALID_R_BOOTSTRAP_KEY_HASH_AUTH_CONF = 72,
DPP_TEST_INVALID_I_BOOTSTRAP_KEY_HASH_AUTH_CONF = 73,
DPP_TEST_INVALID_STATUS_AUTH_RESP = 74,
DPP_TEST_INVALID_STATUS_AUTH_CONF = 75,
DPP_TEST_INVALID_CONFIG_ATTR_OBJ_CONF_REQ = 76,
DPP_TEST_INVALID_TRANSACTION_ID_PEER_DISC_RESP = 77,
DPP_TEST_INVALID_STATUS_PEER_DISC_RESP = 78,
DPP_TEST_INVALID_CONNECTOR_PEER_DISC_RESP = 79,
DPP_TEST_INVALID_CONNECTOR_PEER_DISC_REQ = 80,
DPP_TEST_INVALID_I_NONCE_AUTH_REQ = 81,
DPP_TEST_INVALID_TRANSACTION_ID_PEER_DISC_REQ = 82,
DPP_TEST_INVALID_E_NONCE_CONF_REQ = 83,
DPP_TEST_STOP_AT_PKEX_EXCHANGE_RESP = 84,
DPP_TEST_STOP_AT_PKEX_CR_REQ = 85,
DPP_TEST_STOP_AT_PKEX_CR_RESP = 86,
DPP_TEST_STOP_AT_AUTH_REQ = 87,
DPP_TEST_STOP_AT_AUTH_RESP = 88,
DPP_TEST_STOP_AT_AUTH_CONF = 89,
DPP_TEST_STOP_AT_CONF_REQ = 90,
DPP_TEST_REJECT_CONFIG = 91,
};
extern enum dpp_test_behavior dpp_test;
extern u8 dpp_pkex_own_mac_override[ETH_ALEN];
extern u8 dpp_pkex_peer_mac_override[ETH_ALEN];
extern u8 dpp_pkex_ephemeral_key_override[600];
extern size_t dpp_pkex_ephemeral_key_override_len;
extern u8 dpp_protocol_key_override[600];
extern size_t dpp_protocol_key_override_len;
extern u8 dpp_nonce_override[DPP_MAX_NONCE_LEN];
extern size_t dpp_nonce_override_len;
#endif /* CONFIG_TESTING_OPTIONS */
void dpp_bootstrap_info_free(struct dpp_bootstrap_info *info);
const char * dpp_bootstrap_type_txt(enum dpp_bootstrap_type type);
int dpp_parse_uri_chan_list(struct dpp_bootstrap_info *bi,
const char *chan_list);
int dpp_parse_uri_mac(struct dpp_bootstrap_info *bi, const char *mac);
int dpp_parse_uri_info(struct dpp_bootstrap_info *bi, const char *info);
struct hostapd_hw_modes;
struct dpp_authentication * dpp_auth_init(void *msg_ctx,
struct dpp_bootstrap_info *peer_bi,
struct dpp_bootstrap_info *own_bi,
u8 dpp_allowed_roles,
unsigned int neg_freq,
struct hostapd_hw_modes *own_modes,
u16 num_modes);
struct dpp_authentication *
dpp_auth_req_rx(void *msg_ctx, u8 dpp_allowed_roles, int qr_mutual,
struct dpp_bootstrap_info *peer_bi,
struct dpp_bootstrap_info *own_bi,
unsigned int freq, const u8 *hdr, const u8 *attr_start,
size_t attr_len);
struct wpabuf *
dpp_auth_resp_rx(struct dpp_authentication *auth, const u8 *hdr,
const u8 *attr_start, size_t attr_len);
struct wpabuf * dpp_build_conf_req(struct dpp_authentication *auth,
const char *json);
struct wpabuf * dpp_build_conf_req_helper(struct dpp_authentication *auth,
const char *name,
enum dpp_netrole netrole,
const char *mud_url, int *opclasses);
int dpp_auth_conf_rx(struct dpp_authentication *auth, const u8 *hdr,
const u8 *attr_start, size_t attr_len);
int dpp_notify_new_qr_code(struct dpp_authentication *auth,
struct dpp_bootstrap_info *peer_bi);
struct dpp_configuration * dpp_configuration_alloc(const char *type);
int dpp_akm_psk(enum dpp_akm akm);
int dpp_akm_sae(enum dpp_akm akm);
int dpp_akm_legacy(enum dpp_akm akm);
int dpp_akm_dpp(enum dpp_akm akm);
int dpp_akm_ver2(enum dpp_akm akm);
int dpp_configuration_valid(const struct dpp_configuration *conf);
void dpp_configuration_free(struct dpp_configuration *conf);
int dpp_set_configurator(struct dpp_global *dpp, void *msg_ctx,
struct dpp_authentication *auth,
const char *cmd);
void dpp_auth_deinit(struct dpp_authentication *auth);
struct wpabuf *
dpp_conf_req_rx(struct dpp_authentication *auth, const u8 *attr_start,
size_t attr_len);
int dpp_conf_resp_rx(struct dpp_authentication *auth, const u8 *resp,
u32 resp_len);
enum dpp_status_error dpp_conf_result_rx(struct dpp_authentication *auth,
const u8 *hdr,
const u8 *attr_start, size_t attr_len);
struct wpabuf * dpp_build_conf_result(struct dpp_authentication *auth,
enum dpp_status_error status);
enum dpp_status_error dpp_conn_status_result_rx(struct dpp_authentication *auth,
const u8 *hdr,
const u8 *attr_start,
size_t attr_len,
u8 *ssid, size_t *ssid_len,
char **channel_list);
struct wpabuf * dpp_build_conn_status_result(struct dpp_authentication *auth,
enum dpp_status_error result,
const u8 *ssid, size_t ssid_len,
const char *channel_list);
struct wpabuf * dpp_build_peer_disc_req(struct dpp_authentication *auth, struct dpp_config_obj *conf);
struct wpabuf * dpp_alloc_msg(enum dpp_public_action_frame_type type,
size_t len);
const u8 * dpp_get_attr(const u8 *buf, size_t len, u16 req_id, u16 *ret_len);
int dpp_check_attrs(const u8 *buf, size_t len);
int dpp_key_expired(const char *timestamp, os_time_t *expiry);
const char * dpp_akm_str(enum dpp_akm akm);
const char * dpp_akm_selector_str(enum dpp_akm akm);
int dpp_configurator_get_key(const struct dpp_configurator *conf, char *buf,
size_t buflen);
void dpp_configurator_free(struct dpp_configurator *conf);
struct dpp_configurator *
dpp_keygen_configurator(const char *curve, u8 *privkey,
size_t privkey_len);
int dpp_configurator_own_config(struct dpp_authentication *auth,
const char *curve, int ap);
enum dpp_status_error
dpp_peer_intro(struct dpp_introduction *intro, const char *own_connector,
const u8 *net_access_key, size_t net_access_key_len,
const u8 *csign_key, size_t csign_key_len,
const u8 *peer_connector, size_t peer_connector_len,
os_time_t *expiry);
struct dpp_pkex * dpp_pkex_init(void *msg_ctx, struct dpp_bootstrap_info *bi,
const u8 *own_mac,
const char *identifier,
const char *code);
struct dpp_pkex * dpp_pkex_rx_exchange_req(void *msg_ctx,
struct dpp_bootstrap_info *bi,
const u8 *own_mac,
const u8 *peer_mac,
const char *identifier,
const char *code,
const u8 *buf, size_t len);
struct wpabuf * dpp_pkex_rx_exchange_resp(struct dpp_pkex *pkex,
const u8 *peer_mac,
const u8 *buf, size_t len);
struct wpabuf * dpp_pkex_rx_commit_reveal_req(struct dpp_pkex *pkex,
const u8 *hdr,
const u8 *buf, size_t len);
int dpp_pkex_rx_commit_reveal_resp(struct dpp_pkex *pkex, const u8 *hdr,
const u8 *buf, size_t len);
void dpp_pkex_free(struct dpp_pkex *pkex);
char * dpp_corrupt_connector_signature(const char *connector);
struct dpp_pfs {
struct crypto_ecdh *ecdh;
const struct dpp_curve_params *curve;
struct wpabuf *ie;
struct wpabuf *secret;
};
struct dpp_pfs * dpp_pfs_init(const u8 *net_access_key,
size_t net_access_key_len);
int dpp_pfs_process(struct dpp_pfs *pfs, const u8 *peer_ie, size_t peer_ie_len);
void dpp_pfs_free(struct dpp_pfs *pfs);
struct dpp_bootstrap_info * dpp_add_qr_code(struct dpp_global *dpp,
const char *uri);
struct dpp_bootstrap_info * dpp_add_nfc_uri(struct dpp_global *dpp,
const char *uri);
int dpp_bootstrap_gen(struct dpp_global *dpp, const char *cmd);
struct dpp_bootstrap_info *
dpp_bootstrap_get_id(struct dpp_global *dpp, unsigned int id);
int dpp_bootstrap_remove(struct dpp_global *dpp, const char *id);
struct dpp_bootstrap_info *
dpp_pkex_finish(struct dpp_global *dpp, struct dpp_pkex *pkex, const u8 *peer,
unsigned int freq);
const char * dpp_bootstrap_get_uri(struct dpp_global *dpp, unsigned int id);
int dpp_bootstrap_info(struct dpp_global *dpp, int id,
char *reply, int reply_size);
void dpp_bootstrap_find_pair(struct dpp_global *dpp, const u8 *i_bootstrap,
const u8 *r_bootstrap,
struct dpp_bootstrap_info **own_bi,
struct dpp_bootstrap_info **peer_bi);
struct dpp_global_config {
void *msg_ctx;
void *cb_ctx;
int (*process_conf_obj)(void *ctx, struct dpp_authentication *auth);
};
struct dpp_global * dpp_global_init(struct dpp_global_config *config);
void dpp_global_clear(struct dpp_global *dpp);
void dpp_global_deinit(struct dpp_global *dpp);
int dpp_connect(uint8_t *bssid, bool pdr_done);
esp_err_t esp_dpp_start_net_intro_protocol(uint8_t *bssid);
#endif /* CONFIG_DPP */
#endif /* DPP_H */
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