513 lines
14 KiB
C
513 lines
14 KiB
C
/*
|
|
* wpa_supplicant - Internal definitions
|
|
* Copyright (c) 2003-2010, Jouni Malinen <j@w1.fi>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* Alternatively, this software may be distributed under the terms of BSD
|
|
* license.
|
|
*
|
|
* See README and COPYING for more details.
|
|
*/
|
|
|
|
#ifndef WPA_SUPPLICANT_I_H
|
|
#define WPA_SUPPLICANT_I_H
|
|
|
|
#include "utils/list.h"
|
|
#include "common/defs.h"
|
|
|
|
extern const char *wpa_supplicant_version;
|
|
extern const char *wpa_supplicant_license;
|
|
#ifndef CONFIG_NO_STDOUT_DEBUG
|
|
extern const char *wpa_supplicant_full_license1;
|
|
extern const char *wpa_supplicant_full_license2;
|
|
extern const char *wpa_supplicant_full_license3;
|
|
extern const char *wpa_supplicant_full_license4;
|
|
extern const char *wpa_supplicant_full_license5;
|
|
#endif /* CONFIG_NO_STDOUT_DEBUG */
|
|
|
|
struct wpa_sm;
|
|
struct wpa_supplicant;
|
|
struct ibss_rsn;
|
|
struct scan_info;
|
|
struct wpa_bss;
|
|
struct wpa_scan_results;
|
|
|
|
/*
|
|
* Forward declarations of private structures used within the ctrl_iface
|
|
* backends. Other parts of wpa_supplicant do not have access to data stored in
|
|
* these structures.
|
|
*/
|
|
struct ctrl_iface_priv;
|
|
struct ctrl_iface_global_priv;
|
|
struct wpas_dbus_priv;
|
|
|
|
/**
|
|
* struct wpa_interface - Parameters for wpa_supplicant_add_iface()
|
|
*/
|
|
struct wpa_interface {
|
|
/**
|
|
* confname - Configuration name (file or profile) name
|
|
*
|
|
* This can also be %NULL when a configuration file is not used. In
|
|
* that case, ctrl_interface must be set to allow the interface to be
|
|
* configured.
|
|
*/
|
|
const char *confname;
|
|
|
|
/**
|
|
* ctrl_interface - Control interface parameter
|
|
*
|
|
* If a configuration file is not used, this variable can be used to
|
|
* set the ctrl_interface parameter that would have otherwise been read
|
|
* from the configuration file. If both confname and ctrl_interface are
|
|
* set, ctrl_interface is used to override the value from configuration
|
|
* file.
|
|
*/
|
|
const char *ctrl_interface;
|
|
|
|
/**
|
|
* driver - Driver interface name, or %NULL to use the default driver
|
|
*/
|
|
const char *driver;
|
|
|
|
/**
|
|
* driver_param - Driver interface parameters
|
|
*
|
|
* If a configuration file is not used, this variable can be used to
|
|
* set the driver_param parameters that would have otherwise been read
|
|
* from the configuration file. If both confname and driver_param are
|
|
* set, driver_param is used to override the value from configuration
|
|
* file.
|
|
*/
|
|
const char *driver_param;
|
|
|
|
/**
|
|
* ifname - Interface name
|
|
*/
|
|
const char *ifname;
|
|
|
|
/**
|
|
* bridge_ifname - Optional bridge interface name
|
|
*
|
|
* If the driver interface (ifname) is included in a Linux bridge
|
|
* device, the bridge interface may need to be used for receiving EAPOL
|
|
* frames. This can be enabled by setting this variable to enable
|
|
* receiving of EAPOL frames from an additional interface.
|
|
*/
|
|
const char *bridge_ifname;
|
|
};
|
|
|
|
/**
|
|
* struct wpa_params - Parameters for wpa_supplicant_init()
|
|
*/
|
|
struct wpa_params {
|
|
/**
|
|
* daemonize - Run %wpa_supplicant in the background
|
|
*/
|
|
int daemonize;
|
|
|
|
/**
|
|
* wait_for_monitor - Wait for a monitor program before starting
|
|
*/
|
|
int wait_for_monitor;
|
|
|
|
/**
|
|
* pid_file - Path to a PID (process ID) file
|
|
*
|
|
* If this and daemonize are set, process ID of the background process
|
|
* will be written to the specified file.
|
|
*/
|
|
char *pid_file;
|
|
|
|
/**
|
|
* wpa_debug_level - Debugging verbosity level (e.g., MSG_INFO)
|
|
*/
|
|
int wpa_debug_level;
|
|
|
|
/**
|
|
* wpa_debug_show_keys - Whether keying material is included in debug
|
|
*
|
|
* This parameter can be used to allow keying material to be included
|
|
* in debug messages. This is a security risk and this option should
|
|
* not be enabled in normal configuration. If needed during
|
|
* development or while troubleshooting, this option can provide more
|
|
* details for figuring out what is happening.
|
|
*/
|
|
int wpa_debug_show_keys;
|
|
|
|
/**
|
|
* wpa_debug_timestamp - Whether to include timestamp in debug messages
|
|
*/
|
|
int wpa_debug_timestamp;
|
|
|
|
/**
|
|
* ctrl_interface - Global ctrl_iface path/parameter
|
|
*/
|
|
char *ctrl_interface;
|
|
|
|
/**
|
|
* dbus_ctrl_interface - Enable the DBus control interface
|
|
*/
|
|
int dbus_ctrl_interface;
|
|
|
|
/**
|
|
* wpa_debug_file_path - Path of debug file or %NULL to use stdout
|
|
*/
|
|
const char *wpa_debug_file_path;
|
|
|
|
/**
|
|
* wpa_debug_syslog - Enable log output through syslog
|
|
*/
|
|
int wpa_debug_syslog;
|
|
|
|
/**
|
|
* override_driver - Optional driver parameter override
|
|
*
|
|
* This parameter can be used to override the driver parameter in
|
|
* dynamic interface addition to force a specific driver wrapper to be
|
|
* used instead.
|
|
*/
|
|
char *override_driver;
|
|
|
|
/**
|
|
* override_ctrl_interface - Optional ctrl_interface override
|
|
*
|
|
* This parameter can be used to override the ctrl_interface parameter
|
|
* in dynamic interface addition to force a control interface to be
|
|
* created.
|
|
*/
|
|
char *override_ctrl_interface;
|
|
};
|
|
|
|
/**
|
|
* struct wpa_global - Internal, global data for all %wpa_supplicant interfaces
|
|
*
|
|
* This structure is initialized by calling wpa_supplicant_init() when starting
|
|
* %wpa_supplicant.
|
|
*/
|
|
struct wpa_global {
|
|
struct wpa_supplicant *ifaces;
|
|
struct wpa_params params;
|
|
struct ctrl_iface_global_priv *ctrl_iface;
|
|
struct wpas_dbus_priv *dbus;
|
|
void **drv_priv;
|
|
size_t drv_count;
|
|
struct os_time suspend_time;
|
|
};
|
|
|
|
|
|
struct wpa_client_mlme {
|
|
#ifdef CONFIG_CLIENT_MLME
|
|
enum {
|
|
IEEE80211_DISABLED, IEEE80211_AUTHENTICATE,
|
|
IEEE80211_ASSOCIATE, IEEE80211_ASSOCIATED,
|
|
IEEE80211_IBSS_SEARCH, IEEE80211_IBSS_JOINED
|
|
} state;
|
|
u8 prev_bssid[ETH_ALEN];
|
|
u8 ssid[32];
|
|
size_t ssid_len;
|
|
u16 aid;
|
|
u16 ap_capab, capab;
|
|
u8 *extra_ie; /* to be added to the end of AssocReq */
|
|
size_t extra_ie_len;
|
|
u8 *extra_probe_ie; /* to be added to the end of ProbeReq */
|
|
size_t extra_probe_ie_len;
|
|
enum wpa_key_mgmt key_mgmt;
|
|
|
|
/* The last AssocReq/Resp IEs */
|
|
u8 *assocreq_ies, *assocresp_ies;
|
|
size_t assocreq_ies_len, assocresp_ies_len;
|
|
|
|
int auth_tries, assoc_tries;
|
|
|
|
unsigned int ssid_set:1;
|
|
unsigned int bssid_set:1;
|
|
unsigned int prev_bssid_set:1;
|
|
unsigned int authenticated:1;
|
|
unsigned int associated:1;
|
|
unsigned int probereq_poll:1;
|
|
unsigned int use_protection:1;
|
|
unsigned int create_ibss:1;
|
|
unsigned int mixed_cell:1;
|
|
unsigned int wmm_enabled:1;
|
|
|
|
struct os_time last_probe;
|
|
|
|
unsigned int auth_algs; /* bitfield of allowed auth algs
|
|
* (WPA_AUTH_ALG_*) */
|
|
int auth_alg; /* currently used IEEE 802.11 authentication algorithm */
|
|
int auth_transaction;
|
|
|
|
struct os_time ibss_join_req;
|
|
u8 *probe_resp; /* ProbeResp template for IBSS */
|
|
size_t probe_resp_len;
|
|
u32 supp_rates_bits;
|
|
|
|
int wmm_last_param_set;
|
|
|
|
int sta_scanning;
|
|
int scan_hw_mode_idx;
|
|
int scan_channel_idx;
|
|
enum { SCAN_SET_CHANNEL, SCAN_SEND_PROBE } scan_state;
|
|
struct os_time last_scan_completed;
|
|
int scan_oper_channel;
|
|
int scan_oper_freq;
|
|
int scan_oper_phymode;
|
|
u8 scan_ssid[32];
|
|
size_t scan_ssid_len;
|
|
int scan_skip_11b;
|
|
int *scan_freqs;
|
|
|
|
struct ieee80211_sta_bss *sta_bss_list;
|
|
#define STA_HASH_SIZE 256
|
|
#define STA_HASH(sta) (sta[5])
|
|
struct ieee80211_sta_bss *sta_bss_hash[STA_HASH_SIZE];
|
|
|
|
int cts_protect_erp_frames;
|
|
|
|
enum hostapd_hw_mode phymode; /* current mode */
|
|
struct hostapd_hw_modes *modes;
|
|
size_t num_modes;
|
|
unsigned int hw_modes; /* bitfield of allowed hardware modes;
|
|
* (1 << HOSTAPD_MODE_*) */
|
|
int num_curr_rates;
|
|
int *curr_rates;
|
|
int freq; /* The current frequency in MHz */
|
|
int channel; /* The current IEEE 802.11 channel number */
|
|
|
|
#ifdef CONFIG_IEEE80211R
|
|
u8 current_md[6];
|
|
u8 *ft_ies;
|
|
size_t ft_ies_len;
|
|
#endif /* CONFIG_IEEE80211R */
|
|
|
|
void (*public_action_cb)(void *ctx, const u8 *buf, size_t len,
|
|
int freq);
|
|
void *public_action_cb_ctx;
|
|
|
|
#else /* CONFIG_CLIENT_MLME */
|
|
int dummy; /* to keep MSVC happy */
|
|
#endif /* CONFIG_CLIENT_MLME */
|
|
};
|
|
|
|
/**
|
|
* struct wpa_supplicant - Internal data for wpa_supplicant interface
|
|
*
|
|
* This structure contains the internal data for core wpa_supplicant code. This
|
|
* should be only used directly from the core code. However, a pointer to this
|
|
* data is used from other files as an arbitrary context pointer in calls to
|
|
* core functions.
|
|
*/
|
|
struct wpa_supplicant {
|
|
struct wpa_global *global;
|
|
struct wpa_supplicant *next;
|
|
struct l2_packet_data *l2;
|
|
struct l2_packet_data *l2_br;
|
|
unsigned char own_addr[ETH_ALEN];
|
|
char ifname[100];
|
|
#ifdef CONFIG_CTRL_IFACE_DBUS
|
|
char *dbus_path;
|
|
#endif /* CONFIG_CTRL_IFACE_DBUS */
|
|
#ifdef CONFIG_CTRL_IFACE_DBUS_NEW
|
|
char *dbus_new_path;
|
|
#endif /* CONFIG_CTRL_IFACE_DBUS_NEW */
|
|
char bridge_ifname[16];
|
|
|
|
char *confname;
|
|
struct wpa_config *conf;
|
|
int countermeasures;
|
|
os_time_t last_michael_mic_error;
|
|
u8 bssid[ETH_ALEN];
|
|
u8 pending_bssid[ETH_ALEN]; /* If wpa_state == WPA_ASSOCIATING, this
|
|
* field contains the targer BSSID. */
|
|
int reassociate; /* reassociation requested */
|
|
int disconnected; /* all connections disabled; i.e., do no reassociate
|
|
* before this has been cleared */
|
|
struct wpa_ssid *current_ssid;
|
|
struct wpa_bss *current_bss;
|
|
int ap_ies_from_associnfo;
|
|
unsigned int assoc_freq;
|
|
|
|
/* Selected configuration (based on Beacon/ProbeResp WPA IE) */
|
|
int pairwise_cipher;
|
|
int group_cipher;
|
|
int key_mgmt;
|
|
int mgmt_group_cipher;
|
|
|
|
void *drv_priv; /* private data used by driver_ops */
|
|
void *global_drv_priv;
|
|
|
|
struct wpa_ssid *prev_scan_ssid; /* previously scanned SSID;
|
|
* NULL = not yet initialized (start
|
|
* with wildcard SSID)
|
|
* WILDCARD_SSID_SCAN = wildcard
|
|
* SSID was used in the previous scan
|
|
*/
|
|
#define WILDCARD_SSID_SCAN ((struct wpa_ssid *) 1)
|
|
|
|
void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
|
|
struct wpa_scan_results *scan_res);
|
|
struct dl_list bss; /* struct wpa_bss::list */
|
|
struct dl_list bss_id; /* struct wpa_bss::list_id */
|
|
size_t num_bss;
|
|
unsigned int bss_update_idx;
|
|
unsigned int bss_next_id;
|
|
|
|
struct wpa_driver_ops *driver;
|
|
int interface_removed; /* whether the network interface has been
|
|
* removed */
|
|
struct wpa_sm *wpa;
|
|
struct eapol_sm *eapol;
|
|
|
|
struct ctrl_iface_priv *ctrl_iface;
|
|
|
|
enum wpa_states wpa_state;
|
|
int scanning;
|
|
int new_connection;
|
|
int reassociated_connection;
|
|
|
|
int eapol_received; /* number of EAPOL packets received after the
|
|
* previous association event */
|
|
|
|
struct scard_data *scard;
|
|
|
|
unsigned char last_eapol_src[ETH_ALEN];
|
|
|
|
int keys_cleared;
|
|
|
|
struct wpa_blacklist *blacklist;
|
|
|
|
int scan_req; /* manual scan request; this forces a scan even if there
|
|
* are no enabled networks in the configuration */
|
|
int scan_runs; /* number of scan runs since WPS was started */
|
|
|
|
struct wpa_client_mlme mlme;
|
|
unsigned int drv_flags;
|
|
int max_scan_ssids;
|
|
unsigned int max_remain_on_chan;
|
|
|
|
int pending_mic_error_report;
|
|
int pending_mic_error_pairwise;
|
|
int mic_errors_seen; /* Michael MIC errors with the current PTK */
|
|
|
|
struct wps_context *wps;
|
|
int wps_success; /* WPS success event received */
|
|
struct wps_er *wps_er;
|
|
int blacklist_cleared;
|
|
|
|
struct wpabuf *pending_eapol_rx;
|
|
struct os_time pending_eapol_rx_time;
|
|
u8 pending_eapol_rx_src[ETH_ALEN];
|
|
|
|
struct ibss_rsn *ibss_rsn;
|
|
|
|
#ifdef CONFIG_SME
|
|
struct {
|
|
u8 ssid[32];
|
|
size_t ssid_len;
|
|
int freq;
|
|
u8 assoc_req_ie[80];
|
|
size_t assoc_req_ie_len;
|
|
int mfp;
|
|
int ft_used;
|
|
u8 mobility_domain[2];
|
|
u8 *ft_ies;
|
|
size_t ft_ies_len;
|
|
u8 prev_bssid[ETH_ALEN];
|
|
int prev_bssid_set;
|
|
int auth_alg;
|
|
} sme;
|
|
#endif /* CONFIG_SME */
|
|
|
|
#ifdef CONFIG_AP
|
|
struct hostapd_iface *ap_iface;
|
|
void (*ap_configured_cb)(void *ctx, void *data);
|
|
void *ap_configured_cb_ctx;
|
|
void *ap_configured_cb_data;
|
|
#endif /* CONFIG_AP */
|
|
|
|
struct wpa_ssid *bgscan_ssid;
|
|
const struct bgscan_ops *bgscan;
|
|
void *bgscan_priv;
|
|
|
|
int connect_without_scan;
|
|
|
|
int after_wps;
|
|
unsigned int wps_freq;
|
|
};
|
|
|
|
|
|
/* wpa_supplicant.c */
|
|
int wpa_set_wep_keys(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);
|
|
|
|
int wpa_supplicant_reload_configuration(struct wpa_supplicant *wpa_s);
|
|
|
|
const char * wpa_supplicant_state_txt(enum wpa_states state);
|
|
int wpa_supplicant_driver_init(struct wpa_supplicant *wpa_s);
|
|
int wpa_supplicant_set_suites(struct wpa_supplicant *wpa_s,
|
|
struct wpa_bss *bss, struct wpa_ssid *ssid,
|
|
u8 *wpa_ie, size_t *wpa_ie_len);
|
|
void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
|
|
struct wpa_bss *bss,
|
|
struct wpa_ssid *ssid);
|
|
void wpa_supplicant_set_non_wpa_policy(struct wpa_supplicant *wpa_s,
|
|
struct wpa_ssid *ssid);
|
|
void wpa_supplicant_initiate_eapol(struct wpa_supplicant *wpa_s);
|
|
void wpa_clear_keys(struct wpa_supplicant *wpa_s, const u8 *addr);
|
|
void wpa_supplicant_req_auth_timeout(struct wpa_supplicant *wpa_s,
|
|
int sec, int usec);
|
|
void wpa_supplicant_set_state(struct wpa_supplicant *wpa_s,
|
|
enum wpa_states state);
|
|
struct wpa_ssid * wpa_supplicant_get_ssid(struct wpa_supplicant *wpa_s);
|
|
void wpa_supplicant_cancel_auth_timeout(struct wpa_supplicant *wpa_s);
|
|
void wpa_supplicant_deauthenticate(struct wpa_supplicant *wpa_s,
|
|
int reason_code);
|
|
void wpa_supplicant_disassociate(struct wpa_supplicant *wpa_s,
|
|
int reason_code);
|
|
|
|
void wpa_supplicant_enable_network(struct wpa_supplicant *wpa_s,
|
|
struct wpa_ssid *ssid);
|
|
void wpa_supplicant_disable_network(struct wpa_supplicant *wpa_s,
|
|
struct wpa_ssid *ssid);
|
|
void wpa_supplicant_select_network(struct wpa_supplicant *wpa_s,
|
|
struct wpa_ssid *ssid);
|
|
int wpa_supplicant_set_ap_scan(struct wpa_supplicant *wpa_s,
|
|
int ap_scan);
|
|
int wpa_supplicant_set_debug_params(struct wpa_global *global,
|
|
int debug_level, int debug_timestamp,
|
|
int debug_show_keys);
|
|
|
|
void wpa_show_license(void);
|
|
|
|
struct wpa_supplicant * wpa_supplicant_add_iface(struct wpa_global *global,
|
|
struct wpa_interface *iface);
|
|
int wpa_supplicant_remove_iface(struct wpa_global *global,
|
|
struct wpa_supplicant *wpa_s);
|
|
struct wpa_supplicant * wpa_supplicant_get_iface(struct wpa_global *global,
|
|
const char *ifname);
|
|
struct wpa_global * wpa_supplicant_init(struct wpa_params *params);
|
|
int wpa_supplicant_run(struct wpa_global *global);
|
|
void wpa_supplicant_deinit(struct wpa_global *global);
|
|
|
|
int wpa_supplicant_scard_init(struct wpa_supplicant *wpa_s,
|
|
struct wpa_ssid *ssid);
|
|
void wpa_supplicant_terminate_proc(struct wpa_global *global);
|
|
void wpa_supplicant_rx_eapol(void *ctx, const u8 *src_addr,
|
|
const u8 *buf, size_t len);
|
|
enum wpa_key_mgmt key_mgmt2driver(int key_mgmt);
|
|
enum wpa_cipher cipher_suite2driver(int cipher);
|
|
|
|
/* events.c */
|
|
void wpa_supplicant_mark_disassoc(struct wpa_supplicant *wpa_s);
|
|
void wpa_supplicant_connect(struct wpa_supplicant *wpa_s,
|
|
struct wpa_bss *selected,
|
|
struct wpa_ssid *ssid);
|
|
|
|
/* eap_register.c */
|
|
int eap_register_methods(void);
|
|
|
|
#endif /* WPA_SUPPLICANT_I_H */
|