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/* $OpenBSD: hostapd.h,v 1.2 2005/04/13 18:31:38 henning Exp $ */
/*
* Copyright (c) 2004, 2005 Reyk Floeter <reyk@vantronix.net>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef _HOSTAPD_H
#define _HOSTAPD_H
#include <sys/param.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <net/if.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <errno.h>
#include <event.h>
#include <syslog.h>
#include <net80211/ieee80211.h>
#include <net80211/ieee80211_ioctl.h>
#define IEEE80211_IAPP_VERSION 0
/*
* hostapd (IAPP) <-> Host AP (APME)
*/
#define SIOCS80211IAPP 0
#define SIOCG80211IAPP 1
struct hostapd_node {
u_int8_t ni_macaddr[IEEE80211_ADDR_LEN];
u_int8_t ni_bssid[IEEE80211_ADDR_LEN];
u_int32_t ni_associd;
u_int16_t ni_capinfo;
u_int16_t ni_flags;
u_int16_t ni_rxseq;
u_int16_t ni_rssi;
};
/*
* IAPP <-> IAPP
*/
struct ieee80211_iapp_frame {
u_int8_t i_version;
u_int8_t i_command;
u_int16_t i_identifier;
u_int16_t i_length;
} __packed;
enum ieee80211_iapp_frame_type {
IEEE80211_IAPP_FRAME_ADD_NOTIFY = 0,
IEEE80211_IAPP_FRAME_MOVE_NOTIFY = 1,
IEEE80211_IAPP_FRAME_MOVE_RESPONSE = 2,
IEEE80211_IAPP_FRAME_SEND_SECURITY_BLOCK = 3,
IEEE80211_IAPP_FRAME_ACK_SECURITY_BLOCK = 4,
IEEE80211_IAPP_FRAME_CACHE_NOTIFY = 5,
IEEE80211_IAPP_FRAME_CACHE_RESPONSE = 6
};
struct ieee80211_iapp_add_notify {
u_int8_t a_length;
u_int8_t a_reserved;
u_int8_t a_macaddr[IEEE80211_ADDR_LEN];
u_int16_t a_seqnum;
} __packed;
/*
* IAPP -> switches (LLC)
*/
struct hostapd_llc {
struct ether_header x_hdr;
struct llc x_llc;
} __packed;
#define IAPP_LLC LLC_XID
#define IAPP_LLC_XID 0x81
#define IAPP_LLC_CLASS 1
#define IAPP_LLC_WINDOW 1 << 1
/*
* hostapd configuration
*/
struct hostapd_counter {
u_int64_t cn_tx_llc; /* sent LLC messages */
u_int64_t cn_rx_iapp; /* received IAPP messages */
u_int64_t cn_tx_iapp; /* sent IAPP messages */
u_int64_t cn_rx_apme; /* received Host AP messages */
u_int64_t cn_tx_apme; /* sent Host AP messages */
};
struct hostapd_config {
int c_apme;
int c_apme_raw;
u_int c_apme_rawlen;
struct event c_apme_ev;
char c_apme_iface[IFNAMSIZ];
int c_apme_n;
u_int8_t c_apme_bssid[IEEE80211_ADDR_LEN];
u_int16_t c_iapp;
int c_iapp_raw;
char c_iapp_iface[IFNAMSIZ];
int c_iapp_udp;
struct event c_iapp_udp_ev;
u_int16_t c_iapp_udp_port;
struct sockaddr_in c_iapp_addr;
struct sockaddr_in c_iapp_broadcast;
struct sockaddr_in c_iapp_multicast;
u_int8_t c_flags;
#define HOSTAPD_CFG_F_APME 0x01
#define HOSTAPD_CFG_F_IAPP 0x02
#define HOSTAPD_CFG_F_RAW 0x04
#define HOSTAPD_CFG_F_UDP 0x08
#define HOSTAPD_CFG_F_BRDCAST 0x10
#define HOSTAPD_CFG_F_PRIV 0x20
struct event c_priv_ev;
char c_config[MAXPATHLEN];
u_int c_verbose;
u_int c_debug;
struct hostapd_counter c_stats;
};
#define IAPP_PORT 3517 /* XXX this should be added to /etc/services */
#define IAPP_MCASTADDR "224.0.1.178"
#define IAPP_DLT DLT_IEEE802_11
#define IAPP_MAXSIZE 512
#define HOSTAPD_USER "_hostapd"
#define HOSTAPD_CONFIG "/etc/hostapd.conf"
#define HOSTAPD_LOG 0
#define HOSTAPD_LOG_VERBOSE 1
#define HOSTAPD_LOG_DEBUG 2
__BEGIN_DECLS
void hostapd_log(u_int, const char *, ...);
void hostapd_fatal(const char *, ...);
int hostapd_bpf_open(u_int);
void hostapd_cleanup(struct hostapd_config *);
int hostapd_check_file_secrecy(int, const char *);
int hostapd_parse_file(struct hostapd_config *);
int hostapd_parse_symset(char *);
void hostapd_priv_init(struct hostapd_config *);
int hostapd_priv_llc_xid(struct hostapd_config *, struct hostapd_node *);
void hostapd_priv_apme_bssid(struct hostapd_config *);
int hostapd_priv_apme_getnode(struct hostapd_config *,
struct hostapd_node *);
int hostapd_priv_apme_delnode(struct hostapd_config *,
struct hostapd_node *);
void hostapd_apme_init(struct hostapd_config *);
void hostapd_apme_input(int, short, void *);
void hostapd_iapp_init(struct hostapd_config *);
void hostapd_iapp_term(struct hostapd_config *);
int hostapd_iapp_add_notify(struct hostapd_config *,
struct hostapd_node *);
void hostapd_iapp_input(int, short, void *);
void hostapd_llc_init(struct hostapd_config *);
int hostapd_llc_send_xid(struct hostapd_config *, struct hostapd_node *);
__END_DECLS
#endif /* _HOSTAPD_H */
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