64f45d070b
The output file includes all the capture (or read from wireless PCAP file) frames in their original contents and another copy of each frame that is decrypted in wlantest (including EAPOL-Key Key Data field).
143 lines
3.9 KiB
C
143 lines
3.9 KiB
C
/*
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* wlantest - IEEE 802.11 protocol monitoring and testing tool
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* Copyright (c) 2010, Jouni Malinen <j@w1.fi>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* Alternatively, this software may be distributed under the terms of BSD
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* license.
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*
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* See README and COPYING for more details.
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*/
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#ifndef WLANTEST_H
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#define WLANTEST_H
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#include "utils/list.h"
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#include "common/wpa_common.h"
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struct ieee802_11_elems;
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struct radius_msg;
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struct ieee80211_hdr;
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#define MAX_RADIUS_SECRET_LEN 128
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struct wlantest_radius_secret {
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struct dl_list list;
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char secret[MAX_RADIUS_SECRET_LEN];
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};
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struct wlantest_passphrase {
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struct dl_list list;
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char passphrase[64];
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u8 ssid[32];
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size_t ssid_len;
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u8 bssid[ETH_ALEN];
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};
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struct wlantest_pmk {
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struct dl_list list;
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u8 pmk[32];
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};
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struct wlantest_sta {
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struct dl_list list;
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u8 addr[ETH_ALEN];
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enum {
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STATE1 /* not authenticated */,
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STATE2 /* authenticated */,
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STATE3 /* associated */
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} state;
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u16 aid;
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u8 rsnie[257]; /* WPA/RSN IE */
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u8 anonce[32]; /* ANonce from the previous EAPOL-Key msg 1/4 or 3/4 */
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u8 snonce[32]; /* SNonce from the previous EAPOL-Key msg 2/4 */
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struct wpa_ptk ptk; /* Derived PTK */
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int ptk_set;
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u8 rsc_tods[16 + 1][6];
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u8 rsc_fromds[16 + 1][6];
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u8 ap_sa_query_tr[2];
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u8 sta_sa_query_tr[2];
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};
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struct wlantest_bss {
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struct dl_list list;
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u8 bssid[ETH_ALEN];
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u16 capab_info;
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u8 ssid[32];
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size_t ssid_len;
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int proberesp_seen;
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int parse_error_reported;
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u8 wpaie[257];
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u8 rsnie[257];
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struct dl_list sta; /* struct wlantest_sta */
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struct dl_list pmk; /* struct wlantest_pmk */
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u8 gtk[4][32];
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size_t gtk_len[4];
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u8 rsc[4][6];
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u8 igtk[6][16];
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int igtk_set[6];
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u8 ipn[6][6];
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};
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struct wlantest_radius {
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struct dl_list list;
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u32 srv;
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u32 cli;
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struct radius_msg *last_req;
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};
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struct wlantest {
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int monitor_sock;
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int monitor_wired;
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struct dl_list passphrase; /* struct wlantest_passphrase */
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struct dl_list bss; /* struct wlantest_bss */
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struct dl_list secret; /* struct wlantest_radius_secret */
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struct dl_list radius; /* struct wlantest_radius */
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struct dl_list pmk; /* struct wlantest_pmk */
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unsigned int rx_mgmt;
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unsigned int rx_ctrl;
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unsigned int rx_data;
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unsigned int fcs_error;
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void *write_pcap; /* pcap_t* */
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void *write_pcap_dumper; /* pcpa_dumper_t */
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struct timeval write_pcap_time;
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};
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int read_cap_file(struct wlantest *wt, const char *fname);
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int read_wired_cap_file(struct wlantest *wt, const char *fname);
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int write_pcap_init(struct wlantest *wt, const char *fname);
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void write_pcap_deinit(struct wlantest *wt);
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void write_pcap_captured(struct wlantest *wt, const u8 *buf, size_t len);
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void write_pcap_decrypted(struct wlantest *wt, const u8 *buf1, size_t len1,
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const u8 *buf2, size_t len2);
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void wlantest_process(struct wlantest *wt, const u8 *data, size_t len);
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void wlantest_process_wired(struct wlantest *wt, const u8 *data, size_t len);
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u32 crc32(const u8 *frame, size_t frame_len);
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int monitor_init(struct wlantest *wt, const char *ifname);
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int monitor_init_wired(struct wlantest *wt, const char *ifname);
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void monitor_deinit(struct wlantest *wt);
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void rx_mgmt(struct wlantest *wt, const u8 *data, size_t len);
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void rx_data(struct wlantest *wt, const u8 *data, size_t len);
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struct wlantest_bss * bss_get(struct wlantest *wt, const u8 *bssid);
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void bss_deinit(struct wlantest_bss *bss);
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void bss_update(struct wlantest *wt, struct wlantest_bss *bss,
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struct ieee802_11_elems *elems);
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void pmk_deinit(struct wlantest_pmk *pmk);
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struct wlantest_sta * sta_get(struct wlantest_bss *bss, const u8 *addr);
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void sta_deinit(struct wlantest_sta *sta);
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void sta_update_assoc(struct wlantest_sta *sta,
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struct ieee802_11_elems *elems);
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u8 * ccmp_decrypt(const u8 *tk, const struct ieee80211_hdr *hdr,
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const u8 *data, size_t data_len, size_t *decrypted_len);
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void ccmp_get_pn(u8 *pn, const u8 *data);
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#endif /* WLANTEST_H */
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