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mirror of https://git.kernel.org/pub/scm/network/wireless/iwd.git synced 2024-12-01 15:49:49 +01:00
iwd/src/wscutil.h
2017-02-17 12:27:13 -06:00

644 lines
20 KiB
C

/*
*
* Wireless daemon for Linux
*
* Copyright (C) 2015 Intel Corporation. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
struct iovec;
/* Wi-Fi Simple Configuration Technical Specification v2.0.5, Section 12 */
enum wsc_attr {
WSC_ATTR_8021X_ENABLED = 0x1062,
WSC_ATTR_AP_CHANNEL = 0x1001,
WSC_ATTR_AP_SETUP_LOCKED = 0x1057,
WSC_ATTR_APPLICATION_EXTENTION = 0x1058,
WSC_ATTR_APP_SESSION_KEY = 0x1063,
WSC_ATTR_ASSOCIATION_STATE = 0x1002,
WSC_ATTR_AUTHENTICATION_TYPE = 0x1003,
WSC_ATTR_AUTHENTICATION_TYPE_FLAGS = 0x1004,
WSC_ATTR_AUTHENTICATOR = 0x1005,
WSC_ATTR_CONFIGURATION_ERROR = 0x1009,
WSC_ATTR_CONFIGURATION_METHODS = 0x1008,
WSC_ATTR_CONFIRMATION_URL4 = 0x100A,
WSC_ATTR_CONFIRMATION_URL6 = 0x100B,
WSC_ATTR_CONNECTION_TYPE = 0x100C,
WSC_ATTR_CONNECTION_TYPE_FLAGS = 0x100D,
WSC_ATTR_CREDENTIAL = 0x100E,
WSC_ATTR_DEVICE_NAME = 0x1011,
WSC_ATTR_DEVICE_PASSWORD_ID = 0x1012,
WSC_ATTR_EAP_IDENTITY = 0x104D,
WSC_ATTR_EAP_TYPE = 0x1059,
WSC_ATTR_E_HASH1 = 0x1014,
WSC_ATTR_E_HASH2 = 0x1015,
WSC_ATTR_ENCRYPTED_SETTINGS = 0x1018,
WSC_ATTR_ENCRYPTION_TYPE = 0x100F,
WSC_ATTR_ENCRYPTION_TYPE_FLAGS = 0x1010,
WSC_ATTR_ENROLLEE_NONCE = 0x101A,
WSC_ATTR_E_SNONCE1 = 0x1016,
WSC_ATTR_E_SNONCE2 = 0x1017,
WSC_ATTR_FEATURE_ID = 0x101B,
WSC_ATTR_IDENTITY = 0x101C,
WSC_ATTR_IDENTITY_PROOF = 0x101D,
WSC_ATTR_INITIALIZATION_VECTOR = 0x1060,
WSC_ATTR_KEY_IDENTIFIER = 0x101F,
WSC_ATTR_KEY_LIFETIME = 0x1051,
WSC_ATTR_KEY_PROVIDED_AUTOMATICALLY = 0x1061,
WSC_ATTR_KEY_WRAP_AUTHENTICATOR = 0x101E,
WSC_ATTR_MAC_ADDRESS = 0x1020,
WSC_ATTR_MANUFACTURER = 0x1021,
WSC_ATTR_MESSAGE_COUNTER = 0x104E,
WSC_ATTR_MESSAGE_TYPE = 0x1022,
WSC_ATTR_MODEL_NAME = 0x1023,
WSC_ATTR_MODEL_NUMBER = 0x1024,
WSC_ATTR_NETWORK_INDEX = 0x1026,
WSC_ATTR_NETWORK_KEY = 0x1027,
WSC_ATTR_NETWORK_KEY_INDEX = 0x1028,
WSC_ATTR_NEW_DEVICE_NAME = 0x1029,
WSC_ATTR_NEW_PASSWORD = 0x102A,
WSC_ATTR_OOB_DEVICE_PASSWORD = 0x102C,
WSC_ATTR_OS_VERSION = 0x102D,
WSC_ATTR_PERMITTED_CONFIGURATION_METHODS = 0x1052,
WSC_ATTR_PORTABLE_DEVICE = 0x1056,
WSC_ATTR_POWER_LEVEL = 0x102F,
WSC_ATTR_PRIMARY_DEVICE_TYPE = 0x1054,
WSC_ATTR_PSK_CURRENT = 0x1030,
WSC_ATTR_PSK_MAX = 0x1031,
WSC_ATTR_PUBLIC_KEY = 0x1032,
WSC_ATTR_PUBLIC_KEY_HASH = 0x104F,
WSC_ATTR_RADIO_ENABLED = 0x1033,
WSC_ATTR_REBOOT = 0x1034,
WSC_ATTR_REGISTRAR_CURRENT = 0x1035,
WSC_ATTR_REGISTRAR_ESTABLISHED = 0x1036,
WSC_ATTR_REGISTRAR_LIST = 0x1037,
WSC_ATTR_REGISTRAR_MAX = 0x1038,
WSC_ATTR_REGISTRAR_NONCE = 0x1039,
WSC_ATTR_REKEY_KEY = 0x1050,
WSC_ATTR_REQUEST_TYPE = 0x103A,
WSC_ATTR_REQUESTED_DEVICE_TYPE = 0x106A,
WSC_ATTR_RESPONSE_TYPE = 0x103B,
WSC_ATTR_RF_BANDS = 0x103C,
WSC_ATTR_R_HASH1 = 0x103D,
WSC_ATTR_R_HASH2 = 0x103E,
WSC_ATTR_R_SNONCE1 = 0x103F,
WSC_ATTR_R_SNONCE2 = 0x1040,
WSC_ATTR_SECONDARY_DEVICE_TYPE_LIST = 0x1055,
WSC_ATTR_SELECTED_REGISTRAR = 0x1041,
WSC_ATTR_SELECTED_REGISTRAR_CONFIGURATION_METHODS = 0x1053,
WSC_ATTR_SERIAL_NUMBER = 0x1042,
WSC_ATTR_SSID = 0x1045,
WSC_ATTR_TOTAL_NETWORKS = 0x1046,
WSC_ATTR_UUID_E = 0x1047,
WSC_ATTR_UUID_R = 0x1048,
WSC_ATTR_VENDOR_EXTENSION = 0x1049,
WSC_ATTR_VERSION = 0x104A,
WSC_ATTR_WEP_TRANSMIT_KEY = 0x1064,
WSC_ATTR_WSC_STATE = 0x1044,
WSC_ATTR_X509_CERTIFICATE_REQUEST = 0x104B,
WSC_ATTR_X509_CERTIFICATE = 0x104C,
WSC_ATTR_INVALID = 0x0000,
};
/* Table 29 */
enum wsc_wfa_extension {
WSC_WFA_EXTENSION_VERSION2 = 0x00,
WSC_WFA_EXTENSION_AUTHORIZED_MACS = 0x01,
WSC_WFA_EXTENSION_NETWORK_KEY_SHAREABLE = 0x02,
WSC_WFA_EXTENSION_REQUEST_TO_ENROLL = 0x03,
WSC_WFA_EXTENSION_SETTINGS_DELAY_TIME = 0x04,
WSC_WFA_EXTENSION_REGISTRAR_CONFIGRATION_METHODS = 0x05,
};
/* Table 31 */
enum wsc_association_state {
WSC_ASSOCIATION_STATE_NOT_ASSOCIATED = 0,
WSC_ASSOCIATION_STATE_CONNECTION_SUCCESS = 1,
WSC_ASSOCIATION_STATE_CONFIGURATION_FAILURE = 2,
WSC_ASSOCIATION_STATE_ASSOCIATION_FAILURE = 3,
WSC_ASSOCIATION_STATE_IP_FAILURE = 4,
};
/* Table 32 */
enum wsc_authentication_type {
WSC_AUTHENTICATION_TYPE_OPEN = 0x0001,
WSC_AUTHENTICATION_TYPE_WPA_PERSONAL = 0x0002,
WSC_AUTHENTICATION_TYPE_SHARED = 0x0004,
WSC_AUTHENTICATION_TYPE_WPA_ENTERPRISE = 0x0008,
WSC_AUTHENTICATION_TYPE_WPA2_ENTERPRISE = 0x0010,
WSC_AUTHENTICATION_TYPE_WPA2_PERSONAL = 0x0020,
};
/* Table 33 */
enum wsc_configration_method {
WSC_CONFIGURATION_METHOD_USBA = 0x0001,
WSC_CONFIGURATION_METHOD_ETHERNET = 0x0002,
WSC_CONFIGURATION_METHOD_LABEL = 0x0004,
WSC_CONFIGURATION_METHOD_DISPLAY = 0x0008,
WSC_CONFIGURATION_METHOD_EXTERNAL_NFC_TOKEN = 0x0010,
WSC_CONFIGURATION_METHOD_INTEGRATED_NFC_TOKEN = 0x0020,
WSC_CONFIGURATION_METHOD_NFC_INTERFACE = 0x0040,
WSC_CONFIGURATION_METHOD_PUSH_BUTTON = 0x0080,
WSC_CONFIGURATION_METHOD_KEYPAD = 0x0100,
WSC_CONFIGURATION_METHOD_VIRTUAL_PUSH_BUTTON = 0x0280,
WSC_CONFIGURATION_METHOD_PHYSICAL_PUSH_BUTTON = 0x0480,
WSC_CONFIGURATION_METHOD_P2P = 0x1000,
WSC_CONFIGURATION_METHOD_VIRTUAL_DISPLAY_PIN = 0x2008,
WSC_CONFIGURATION_METHOD_PHYSICAL_DISPLAY_PIN = 0x4008,
};
/* Table 34 */
enum wsc_configuration_error {
WSC_CONFIGURATION_ERROR_NO_ERROR = 0,
WSC_CONFIGURATION_ERROR_OOB_INTERFACE_READ_ERROR = 1,
WSC_CONFIGURATION_ERROR_DECRYPTION_CRC_FAILURE = 2,
WSC_CONFIGURATION_ERROR_2_4_CHANNEL_NOT_SUPPORTED = 3,
WSC_CONFIGURATION_ERROR_5_0_CHANNEL_NOT_SUPPORTED = 4,
WSC_CONFIGURATION_ERROR_SIGNAL_TOO_WEAK = 5,
WSC_CONFIGURATION_ERROR_NETWORK_AUTH_FAILURE = 6,
WSC_CONFIGURATION_ERROR_NETWORK_ASSOCIATION_FAILURE = 7,
WSC_CONFIGURATION_ERROR_NO_DHCP_RESPONSE = 8,
WSC_CONFIGURATION_ERROR_FAILED_DHCP_CONFIG = 9,
WSC_CONFIGURATION_ERROR_IP_ADDRESS_CONFILICT = 10,
WSC_CONFIGURATION_ERROR_COULD_NOT_CONNECT_TO_REGISTRAR = 11,
WSC_CONFIGURATION_ERROR_MULTIPLE_PBC_SESSIONS_DETECTED = 12,
WSC_CONFIGURATION_ERROR_ROGUE_ACTIVITY_SUSPECTED = 13,
WSC_CONFIGURATION_ERROR_DEVICE_BUSY = 14,
WSC_CONFIGURATION_ERROR_SETUP_LOCKED = 15,
WSC_CONFIGURATION_ERROR_MESSAGE_TIMEOUT = 16,
WSC_CONFIGURATION_ERROR_REGISTRATION_SESSION_TIMEOUT = 17,
WSC_CONFIGURATION_ERROR_DEVICE_PASSWORD_AUTH_FAILURE = 18,
WSC_CONFIGURATION_ERROR_60_GHZ_CHANNEL_NOT_SUPPORTED = 19,
WSC_CONFIGURATION_ERROR_PUBLIC_KEY_HASH_MISMATCH = 20,
};
/* Table 35 */
enum wsc_connection_type {
WSC_CONNECTION_TYPE_ESS = 0x1,
WSC_CONNECTION_TYPE_IBSS = 0x2,
};
/* Table 37 */
enum wsc_device_password_id {
WSC_DEVICE_PASSWORD_ID_DEFAULT = 0x0000,
WSC_DEVICE_PASSWORD_ID_USER_SPECIFIED = 0x0001,
WSC_DEVICE_PASSWORD_ID_MACHINE_SPECIFIED = 0x0002,
WSC_DEVICE_PASSWORD_ID_REKEY = 0x0003,
WSC_DEVICE_PASSWORD_ID_PUSH_BUTTON = 0x0004,
WSC_DEVICE_PASSWORD_ID_REGISTRAR_SPECIFIED = 0x0005,
WSC_DEVICE_PASSWORD_ID_NFC_CONNECTION_HANDOVER = 0x0007,
};
/* Table 38 */
enum wsc_encryption_type {
WSC_ENCRYPTION_TYPE_NONE = 0x0001,
WSC_ENCRYPTION_TYPE_WEP = 0x0002,
WSC_ENCRYPTION_TYPE_TKIP = 0x0004,
WSC_ENCRYPTION_TYPE_AES = 0x0008,
WSC_ENCRYPTION_TYPE_AES_TKIP = 0x000C,
};
/* Table 39 */
enum wsc_message_type {
WSC_MESSAGE_TYPE_BEACON = 0x01,
WSC_MESSAGE_TYPE_PROBE_REQUEST = 0x02,
WSC_MESSAGE_TYPE_PROBE_RESPONSE = 0x03,
WSC_MESSAGE_TYPE_M1 = 0x04,
WSC_MESSAGE_TYPE_M2 = 0x05,
WSC_MESSAGE_TYPE_M2D = 0x06,
WSC_MESSAGE_TYPE_M3 = 0x07,
WSC_MESSAGE_TYPE_M4 = 0x08,
WSC_MESSAGE_TYPE_M5 = 0x09,
WSC_MESSAGE_TYPE_M6 = 0x0A,
WSC_MESSAGE_TYPE_M7 = 0x0B,
WSC_MESSAGE_TYPE_M8 = 0x0C,
WSC_MESSAGE_TYPE_WSC_ACK = 0x0D,
WSC_MESSAGE_TYPE_WSC_NACK = 0x0E,
WSC_MESSAGE_TYPE_WSC_DONE = 0x0F,
};
/* Table 42 */
enum wsc_request_type {
WSC_REQUEST_TYPE_ENROLLEE_INFO = 0x00,
WSC_REQUEST_TYPE_ENROLLEE_OPEN_8021X = 0x01,
WSC_REQUEST_TYPE_REGISTRAR = 0x02,
WSC_REQUEST_TYPE_WLAN_MANAGER_REGISTRAR = 0x03,
};
/* Table 43 */
enum wsc_response_type {
WSC_RESPONSE_TYPE_ENROLLEE_INFO = 0x00,
WSC_RESPONSE_TYPE_ENROLLEE_OPEN_8021X = 0x01,
WSC_RESPONSE_TYPE_REGISTRAR = 0x02,
WSC_RESPONSE_TYPE_AP = 0x03,
};
/* Table 44 */
enum wsc_rf_band {
WSC_RF_BAND_2_4_GHZ = 0x01,
WSC_RF_BAND_5_0_GHZ = 0x02,
WSC_RF_BAND_60_GHZ = 0x04,
};
/* Table 45 */
enum wsc_state {
WSC_STATE_NOT_CONFIGURED = 0x01,
WSC_STATE_CONFIGURED = 0x02,
};
extern const unsigned char wsc_wfa_oui[3];
struct wsc_wfa_ext_iter {
unsigned short max;
unsigned short pos;
const unsigned char *pdu;
unsigned char type;
unsigned char len;
const unsigned char *data;
};
void wsc_wfa_ext_iter_init(struct wsc_wfa_ext_iter *iter,
const unsigned char *pdu, unsigned short len);
bool wsc_wfa_ext_iter_next(struct wsc_wfa_ext_iter *iter);
static inline unsigned char wsc_wfa_ext_iter_get_type(
struct wsc_wfa_ext_iter *iter)
{
return iter->type;
}
static inline unsigned char wsc_wfa_ext_iter_get_length(
struct wsc_wfa_ext_iter *iter)
{
return iter->len;
}
static inline const unsigned char *wsc_wfa_ext_iter_get_data(
struct wsc_wfa_ext_iter *iter)
{
return iter->data;
}
struct wsc_attr_iter {
unsigned int max;
unsigned int pos;
const unsigned char *pdu;
unsigned short type;
unsigned short len;
const unsigned char *data;
};
void wsc_attr_iter_init(struct wsc_attr_iter *iter, const unsigned char *pdu,
unsigned int len);
bool wsc_attr_iter_next(struct wsc_attr_iter *iter);
bool wsc_attr_iter_recurse_wfa_ext(struct wsc_attr_iter *iter,
struct wsc_wfa_ext_iter *wfa_iter);
static inline unsigned int wsc_attr_iter_get_type(struct wsc_attr_iter *iter)
{
return iter->type;
}
static inline unsigned int wsc_attr_iter_get_length(struct wsc_attr_iter *iter)
{
return iter->len;
}
static inline const unsigned char *wsc_attr_iter_get_data(
struct wsc_attr_iter *iter)
{
return iter->data;
}
static inline unsigned int wsc_attr_iter_get_pos(struct wsc_attr_iter *iter)
{
return iter->pos;
}
struct wsc_credential {
uint8_t ssid[32];
uint8_t ssid_len;
uint16_t auth_type;
uint16_t encryption_type;
uint8_t network_key[65]; /* max 64 + space for null terminator */
uint8_t network_key_len;
uint8_t addr[6];
};
struct wsc_primary_device_type {
uint16_t category;
uint8_t oui[3];
uint8_t oui_type;
uint16_t subcategory;
};
struct wsc_beacon {
bool version2;
enum wsc_state state;
bool ap_setup_locked;
bool selected_registrar;
enum wsc_device_password_id device_password_id;
uint16_t selected_reg_config_methods;
uint8_t uuid_e[16];
uint8_t rf_bands;
uint8_t authorized_macs[30];
uint16_t reg_config_methods;
};
struct wsc_probe_response {
bool version2;
enum wsc_state state;
bool ap_setup_locked;
bool selected_registrar;
enum wsc_device_password_id device_password_id;
uint16_t selected_reg_config_methods;
enum wsc_response_type response_type;
uint8_t uuid_e[16];
char manufacturer[65];
char model_name[33];
char model_number[33];
char serial_number[33];
struct wsc_primary_device_type primary_device_type;
char device_name[33];
uint16_t config_methods;
uint8_t rf_bands;
uint8_t authorized_macs[30];
uint16_t reg_config_methods;
};
struct wsc_probe_request {
bool version2;
enum wsc_request_type request_type;
uint16_t config_methods;
uint8_t uuid_e[16];
struct wsc_primary_device_type primary_device_type;
uint8_t rf_bands;
enum wsc_association_state association_state;
enum wsc_configuration_error configuration_error;
enum wsc_device_password_id device_password_id;
char manufacturer[65];
char model_name[33];
char model_number[33];
char serial_number[33];
char device_name[33];
bool request_to_enroll;
struct wsc_primary_device_type requested_device_type;
};
struct wsc_association_request {
bool version2;
enum wsc_request_type request_type;
};
struct wsc_association_response {
bool version2;
enum wsc_response_type response_type;
};
struct wsc_m1 {
bool version2;
uint8_t uuid_e[16];
uint8_t addr[6];
uint8_t enrollee_nonce[16];
uint8_t public_key[192];
uint16_t auth_type_flags;
uint16_t encryption_type_flags;
uint8_t connection_type_flags;
uint16_t config_methods;
enum wsc_state state;
char manufacturer[65];
char model_name[33];
char model_number[33];
char serial_number[33];
struct wsc_primary_device_type primary_device_type;
char device_name[33];
uint8_t rf_bands;
enum wsc_association_state association_state;
enum wsc_device_password_id device_password_id;
enum wsc_configuration_error configuration_error;
uint32_t os_version;
bool request_to_enroll;
};
struct wsc_m2 {
bool version2;
uint8_t enrollee_nonce[16];
uint8_t registrar_nonce[16];
uint8_t uuid_r[16];
uint8_t public_key[192];
uint16_t auth_type_flags;
uint16_t encryption_type_flags;
uint8_t connection_type_flags;
uint16_t config_methods;
char manufacturer[65];
char model_name[33];
char model_number[33];
char serial_number[33];
struct wsc_primary_device_type primary_device_type;
char device_name[33];
uint8_t rf_bands;
enum wsc_association_state association_state;
enum wsc_configuration_error configuration_error;
enum wsc_device_password_id device_password_id;
uint32_t os_version;
uint8_t authenticator[8];
};
struct wsc_m3 {
bool version2;
uint8_t registrar_nonce[16];
uint8_t e_hash1[32];
uint8_t e_hash2[32];
uint8_t authenticator[8];
};
struct wsc_m4 {
bool version2;
uint8_t enrollee_nonce[16];
uint8_t r_hash1[32];
uint8_t r_hash2[32];
uint8_t authenticator[8];
};
struct wsc_m4_encrypted_settings {
uint8_t r_snonce1[16];
uint8_t authenticator[8];
};
struct wsc_m5 {
bool version2;
uint8_t registrar_nonce[16];
uint8_t authenticator[8];
};
struct wsc_m5_encrypted_settings {
uint8_t e_snonce1[16];
uint8_t authenticator[8];
};
struct wsc_m6 {
bool version2;
uint8_t enrollee_nonce[16];
uint8_t authenticator[8];
};
struct wsc_m6_encrypted_settings {
uint8_t r_snonce2[16];
uint8_t authenticator[8];
};
struct wsc_m7 {
bool version2;
uint8_t registrar_nonce[16];
uint8_t authenticator[8];
};
struct wsc_m7_encrypted_settings {
uint8_t e_snonce2[16];
uint8_t authenticator[8];
};
struct wsc_m8 {
bool version2;
uint8_t enrollee_nonce[16];
uint8_t authenticator[8];
};
struct wsc_m8_encrypted_settings {
uint8_t new_password[64];
uint8_t new_password_len;
enum wsc_device_password_id device_password_id;
uint8_t authenticator[8];
};
struct wsc_ack {
bool version2;
uint8_t enrollee_nonce[16];
uint8_t registrar_nonce[16];
};
struct wsc_nack {
bool version2;
uint8_t enrollee_nonce[16];
uint8_t registrar_nonce[16];
enum wsc_configuration_error configuration_error;
};
struct wsc_done {
bool version2;
uint8_t enrollee_nonce[16];
uint8_t registrar_nonce[16];
};
int wsc_parse_credential(const uint8_t *pdu, uint32_t len,
struct wsc_credential *out);
int wsc_parse_beacon(const unsigned char *pdu, unsigned int len,
struct wsc_beacon *out);
int wsc_parse_probe_response(const unsigned char *pdu, unsigned int len,
struct wsc_probe_response *out);
int wsc_parse_probe_request(const unsigned char *pdu, unsigned int len,
struct wsc_probe_request *out);
int wsc_parse_association_request(const uint8_t *pdu, uint32_t len,
struct wsc_association_request *out);
int wsc_parse_association_response(const uint8_t *pdu, uint32_t len,
struct wsc_association_response *out);
int wsc_parse_m1(const uint8_t *pdu, uint32_t len, struct wsc_m1 *out);
int wsc_parse_m2(const uint8_t *pdu, uint32_t len, struct wsc_m2 *out);
int wsc_parse_m3(const uint8_t *pdu, uint32_t len, struct wsc_m3 *out);
int wsc_parse_m4(const uint8_t *pdu, uint32_t len, struct wsc_m4 *out,
struct iovec *out_encrypted);
int wsc_parse_m4_encrypted_settings(const uint8_t *pdu, uint32_t len,
struct wsc_m4_encrypted_settings *out);
int wsc_parse_m5(const uint8_t *pdu, uint32_t len, struct wsc_m5 *out,
struct iovec *out_encrypted);
int wsc_parse_m5_encrypted_settings(const uint8_t *pdu, uint32_t len,
struct wsc_m5_encrypted_settings *out);
int wsc_parse_m6(const uint8_t *pdu, uint32_t len, struct wsc_m6 *out,
struct iovec *out_encrypted);
int wsc_parse_m6_encrypted_settings(const uint8_t *pdu, uint32_t len,
struct wsc_m6_encrypted_settings *out);
int wsc_parse_m7(const uint8_t *pdu, uint32_t len, struct wsc_m7 *out,
struct iovec *out_encrypted);
int wsc_parse_m7_encrypted_settings(const uint8_t *pdu, uint32_t len,
struct wsc_m7_encrypted_settings *out);
int wsc_parse_m8(const uint8_t *pdu, uint32_t len, struct wsc_m8 *out,
struct iovec *out_encrypted);
int wsc_parse_m8_encrypted_settings(const uint8_t *pdu, uint32_t len,
struct wsc_m8_encrypted_settings *out,
struct iovec *iov, size_t *iovcnt);
int wsc_parse_wsc_ack(const uint8_t *pdu, uint32_t len, struct wsc_ack *out);
int wsc_parse_wsc_nack(const uint8_t *pdu, uint32_t len, struct wsc_nack *out);
int wsc_parse_wsc_done(const uint8_t *pdu, uint32_t len, struct wsc_done *out);
uint8_t *wsc_build_probe_request(const struct wsc_probe_request *probe_request,
size_t *out_len);
uint8_t *wsc_build_association_request(
const struct wsc_association_request *association_request,
size_t *out_len);
uint8_t *wsc_build_association_response(
const struct wsc_association_response *association_response,
size_t *out_len);
uint8_t *wsc_build_m1(const struct wsc_m1 *m1, size_t *out_len);
uint8_t *wsc_build_m2(const struct wsc_m2 *m2, size_t *out_len);
uint8_t *wsc_build_m3(const struct wsc_m3 *m3, size_t *out_len);
uint8_t *wsc_build_m4(const struct wsc_m4 *m4, const uint8_t *encrypted,
size_t encrypted_len, size_t *out_len);
uint8_t *wsc_build_m4_encrypted_settings(
const struct wsc_m4_encrypted_settings *in,
size_t *out_len);
uint8_t *wsc_build_m5(const struct wsc_m5 *m5, const uint8_t *encrypted,
size_t encrypted_len, size_t *out_len);
uint8_t *wsc_build_m5_encrypted_settings(
const struct wsc_m5_encrypted_settings *in,
size_t *out_len);
uint8_t *wsc_build_m6(const struct wsc_m6 *m6, const uint8_t *encrypted,
size_t encrypted_len, size_t *out_len);
uint8_t *wsc_build_m6_encrypted_settings(
const struct wsc_m6_encrypted_settings *in,
size_t *out_len);
uint8_t *wsc_build_m7(const struct wsc_m7 *m7, const uint8_t *encrypted,
size_t encrypted_len, size_t *out_len);
uint8_t *wsc_build_m7_encrypted_settings(
const struct wsc_m7_encrypted_settings *in,
size_t *out_len);
uint8_t *wsc_build_m8(const struct wsc_m8 *m8, const uint8_t *encrypted,
size_t encrypted_len, size_t *out_len);
uint8_t *wsc_build_wsc_ack(const struct wsc_ack *ack, size_t *out_len);
uint8_t *wsc_build_wsc_nack(const struct wsc_nack *nack, size_t *out_len);
uint8_t *wsc_build_wsc_done(const struct wsc_done *done, size_t *out_len);
bool wsc_uuid_from_addr(const uint8_t addr[], uint8_t *out_uuid);
struct wsc_session_key {
uint8_t auth_key[32];
uint8_t keywrap_key[16];
uint8_t emsk[32];
} __attribute__ ((packed));
bool wsc_kdf(const void *kdk, void *output, size_t size);
bool wsc_pin_is_valid(const char *pin);
bool wsc_pin_is_checksum_valid(const char *pin);
bool wsc_pin_generate(char *pin);