blob: 14f101b355f05f0f89010d24be7b44d5213d1b5f [file] [log] [blame]
#include <stdint.h>
#include <stdbool.h>
#include <net/if.h>
#include <errno.h>
#include <inttypes.h>
#include <time.h>
#include "iw.h"
static int no_seq_check(struct nl_msg *msg, void *arg)
{
return NL_OK;
}
struct ieee80211_beacon_channel {
__u16 center_freq;
bool no_ir;
bool no_ibss;
};
static int parse_beacon_hint_chan(struct nlattr *tb,
struct ieee80211_beacon_channel *chan)
{
struct nlattr *tb_freq[NL80211_FREQUENCY_ATTR_MAX + 1];
static struct nla_policy beacon_freq_policy[NL80211_FREQUENCY_ATTR_MAX + 1] = {
[NL80211_FREQUENCY_ATTR_FREQ] = { .type = NLA_U32 },
[NL80211_FREQUENCY_ATTR_NO_IR] = { .type = NLA_FLAG },
[__NL80211_FREQUENCY_ATTR_NO_IBSS] = { .type = NLA_FLAG },
};
if (nla_parse_nested(tb_freq,
NL80211_FREQUENCY_ATTR_MAX,
tb,
beacon_freq_policy))
return -EINVAL;
chan->center_freq = nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_FREQ]);
if (tb_freq[NL80211_FREQUENCY_ATTR_NO_IR])
chan->no_ir = true;
if (tb_freq[__NL80211_FREQUENCY_ATTR_NO_IBSS])
chan->no_ibss = true;
return 0;
}
static void print_frame(struct print_event_args *args, struct nlattr *attr)
{
uint8_t *frame;
size_t len;
unsigned int i;
char macbuf[6*3];
uint16_t tmp;
if (!attr) {
printf(" [no frame]");
return;
}
frame = nla_data(attr);
len = nla_len(attr);
if (len < 26) {
printf(" [invalid frame: ");
goto print_frame;
}
mac_addr_n2a(macbuf, frame + 10);
printf(" %s -> ", macbuf);
mac_addr_n2a(macbuf, frame + 4);
printf("%s", macbuf);
switch (frame[0] & 0xfc) {
case 0x10: /* assoc resp */
case 0x30: /* reassoc resp */
/* status */
tmp = (frame[27] << 8) + frame[26];
printf(" status: %d: %s", tmp, get_status_str(tmp));
break;
case 0x00: /* assoc req */
case 0x20: /* reassoc req */
break;
case 0xb0: /* auth */
/* status */
tmp = (frame[29] << 8) + frame[28];
printf(" status: %d: %s", tmp, get_status_str(tmp));
break;
case 0xa0: /* disassoc */
case 0xc0: /* deauth */
/* reason */
tmp = (frame[25] << 8) + frame[24];
printf(" reason %d: %s", tmp, get_reason_str(tmp));
break;
}
if (!args->frame)
return;
printf(" [frame:");
print_frame:
for (i = 0; i < len; i++)
printf(" %.02x", frame[i]);
printf("]");
}
static void parse_cqm_event(struct nlattr **attrs)
{
static struct nla_policy cqm_policy[NL80211_ATTR_CQM_MAX + 1] = {
[NL80211_ATTR_CQM_RSSI_THOLD] = { .type = NLA_U32 },
[NL80211_ATTR_CQM_RSSI_HYST] = { .type = NLA_U32 },
[NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT] = { .type = NLA_U32 },
};
struct nlattr *cqm[NL80211_ATTR_CQM_MAX + 1];
struct nlattr *cqm_attr = attrs[NL80211_ATTR_CQM];
printf("CQM event: ");
if (!cqm_attr ||
nla_parse_nested(cqm, NL80211_ATTR_CQM_MAX, cqm_attr, cqm_policy)) {
printf("missing data!\n");
return;
}
if (cqm[NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT]) {
enum nl80211_cqm_rssi_threshold_event rssi_event;
int32_t rssi_level = -1;
bool found_one = false;
rssi_event = nla_get_u32(cqm[NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT]);
if (cqm[NL80211_ATTR_CQM_RSSI_LEVEL])
rssi_level = nla_get_u32(cqm[NL80211_ATTR_CQM_RSSI_LEVEL]);
switch (rssi_event) {
case NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH:
printf("RSSI (%i dBm) went above threshold\n", rssi_level);
found_one = true;
break;
case NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW:
printf("RSSI (%i dBm) went below threshold\n", rssi_level);
found_one = true;
break;
case NL80211_CQM_RSSI_BEACON_LOSS_EVENT:
printf("Beacon loss detected\n");
found_one = true;
break;
}
if (!found_one)
printf("Unknown event type: %i\n", rssi_event);
} else if (cqm[NL80211_ATTR_CQM_PKT_LOSS_EVENT]) {
if (attrs[NL80211_ATTR_MAC]) {
uint32_t frames;
char buf[3*6];
frames = nla_get_u32(cqm[NL80211_ATTR_CQM_PKT_LOSS_EVENT]);
mac_addr_n2a(buf, nla_data(attrs[NL80211_ATTR_MAC]));
printf("peer %s didn't ACK %d packets\n", buf, frames);
} else {
printf("PKT-LOSS-EVENT did not have MAC attribute!\n");
}
} else if (cqm[NL80211_ATTR_CQM_BEACON_LOSS_EVENT]) {
printf("beacon loss\n");
} else {
printf("unknown event\n");
}
}
static const char * key_type_str(enum nl80211_key_type key_type)
{
static char buf[30];
switch (key_type) {
case NL80211_KEYTYPE_GROUP:
return "Group";
case NL80211_KEYTYPE_PAIRWISE:
return "Pairwise";
case NL80211_KEYTYPE_PEERKEY:
return "PeerKey";
default:
snprintf(buf, sizeof(buf), "unknown(%d)", key_type);
return buf;
}
}
static void parse_mic_failure(struct nlattr **attrs)
{
printf("Michael MIC failure event:");
if (attrs[NL80211_ATTR_MAC]) {
char addr[3 * ETH_ALEN];
mac_addr_n2a(addr, nla_data(attrs[NL80211_ATTR_MAC]));
printf(" source MAC address %s", addr);
}
if (attrs[NL80211_ATTR_KEY_SEQ] &&
nla_len(attrs[NL80211_ATTR_KEY_SEQ]) == 6) {
unsigned char *seq = nla_data(attrs[NL80211_ATTR_KEY_SEQ]);
printf(" seq=%02x%02x%02x%02x%02x%02x",
seq[0], seq[1], seq[2], seq[3], seq[4], seq[5]);
}
if (attrs[NL80211_ATTR_KEY_TYPE]) {
enum nl80211_key_type key_type =
nla_get_u32(attrs[NL80211_ATTR_KEY_TYPE]);
printf(" Key Type %s", key_type_str(key_type));
}
if (attrs[NL80211_ATTR_KEY_IDX]) {
__u8 key_id = nla_get_u8(attrs[NL80211_ATTR_KEY_IDX]);
printf(" Key Id %d", key_id);
}
printf("\n");
}
static void parse_wowlan_wake_event(struct nlattr **attrs)
{
struct nlattr *tb[NUM_NL80211_WOWLAN_TRIG],
*tb_match[NUM_NL80211_ATTR];
printf("WoWLAN wakeup\n");
if (!attrs[NL80211_ATTR_WOWLAN_TRIGGERS]) {
printf("\twakeup not due to WoWLAN\n");
return;
}
nla_parse(tb, MAX_NL80211_WOWLAN_TRIG,
nla_data(attrs[NL80211_ATTR_WOWLAN_TRIGGERS]),
nla_len(attrs[NL80211_ATTR_WOWLAN_TRIGGERS]), NULL);
if (tb[NL80211_WOWLAN_TRIG_DISCONNECT])
printf("\t* was disconnected\n");
if (tb[NL80211_WOWLAN_TRIG_MAGIC_PKT])
printf("\t* magic packet received\n");
if (tb[NL80211_WOWLAN_TRIG_PKT_PATTERN])
printf("\t* pattern index: %u\n",
nla_get_u32(tb[NL80211_WOWLAN_TRIG_PKT_PATTERN]));
if (tb[NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE])
printf("\t* GTK rekey failure\n");
if (tb[NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST])
printf("\t* EAP identity request\n");
if (tb[NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE])
printf("\t* 4-way handshake\n");
if (tb[NL80211_WOWLAN_TRIG_RFKILL_RELEASE])
printf("\t* RF-kill released\n");
if (tb[NL80211_WOWLAN_TRIG_NET_DETECT_RESULTS]) {
struct nlattr *match, *freq;
int rem_nst, rem_nst2;
printf("\t* network detected\n");
nla_for_each_nested(match,
tb[NL80211_WOWLAN_TRIG_NET_DETECT_RESULTS],
rem_nst) {
nla_parse_nested(tb_match, NL80211_ATTR_MAX, match,
NULL);
printf("\t\tSSID: \"");
print_ssid_escaped(nla_len(tb_match[NL80211_ATTR_SSID]),
nla_data(tb_match[NL80211_ATTR_SSID]));
printf("\"");
if (tb_match[NL80211_ATTR_SCAN_FREQUENCIES]) {
printf(" freq(s):");
nla_for_each_nested(freq,
tb_match[NL80211_ATTR_SCAN_FREQUENCIES],
rem_nst2)
printf(" %d", nla_get_u32(freq));
}
printf("\n");
}
}
if (tb[NL80211_WOWLAN_TRIG_WAKEUP_PKT_80211]) {
uint8_t *d = nla_data(tb[NL80211_WOWLAN_TRIG_WAKEUP_PKT_80211]);
int l = nla_len(tb[NL80211_WOWLAN_TRIG_WAKEUP_PKT_80211]);
int i;
printf("\t* packet (might be truncated): ");
for (i = 0; i < l; i++) {
if (i > 0)
printf(":");
printf("%.2x", d[i]);
}
printf("\n");
}
if (tb[NL80211_WOWLAN_TRIG_WAKEUP_PKT_8023]) {
uint8_t *d = nla_data(tb[NL80211_WOWLAN_TRIG_WAKEUP_PKT_8023]);
int l = nla_len(tb[NL80211_WOWLAN_TRIG_WAKEUP_PKT_8023]);
int i;
printf("\t* packet (might be truncated): ");
for (i = 0; i < l; i++) {
if (i > 0)
printf(":");
printf("%.2x", d[i]);
}
printf("\n");
}
if (tb[NL80211_WOWLAN_TRIG_WAKEUP_TCP_MATCH])
printf("\t* TCP connection wakeup received\n");
if (tb[NL80211_WOWLAN_TRIG_WAKEUP_TCP_CONNLOST])
printf("\t* TCP connection lost\n");
if (tb[NL80211_WOWLAN_TRIG_WAKEUP_TCP_NOMORETOKENS])
printf("\t* TCP connection ran out of tokens\n");
}
extern struct vendor_event *__start_vendor_event[];
extern struct vendor_event *__stop_vendor_event;
// Dummy to force the section to exist
VENDOR_EVENT(0xffffffff, 0xffffffff, NULL);
static void parse_vendor_event(struct nlattr **attrs, bool dump)
{
__u32 vendor_id, subcmd;
unsigned int i;
if (!attrs[NL80211_ATTR_VENDOR_ID] ||
!attrs[NL80211_ATTR_VENDOR_SUBCMD])
return;
vendor_id = nla_get_u32(attrs[NL80211_ATTR_VENDOR_ID]);
subcmd = nla_get_u32(attrs[NL80211_ATTR_VENDOR_SUBCMD]);
printf("vendor event %.6x:%d", vendor_id, subcmd);
for (i = 0; i < &__stop_vendor_event - __start_vendor_event; i++) {
struct vendor_event *ev = __start_vendor_event[i];
if (!ev)
continue;
if (ev->vendor_id != vendor_id)
continue;
if (ev->subcmd != subcmd)
continue;
if (!ev->callback)
continue;
ev->callback(vendor_id, subcmd, attrs[NL80211_ATTR_VENDOR_DATA]);
goto out;
}
if (dump && attrs[NL80211_ATTR_VENDOR_DATA])
iw_hexdump("vendor event",
nla_data(attrs[NL80211_ATTR_VENDOR_DATA]),
nla_len(attrs[NL80211_ATTR_VENDOR_DATA]));
out:
printf("\n");
}
static void parse_nan_term(struct nlattr **attrs)
{
struct nlattr *func[NL80211_NAN_FUNC_ATTR_MAX + 1];
static struct nla_policy
nan_func_policy[NL80211_NAN_FUNC_ATTR_MAX + 1] = {
[NL80211_NAN_FUNC_TYPE] = { .type = NLA_U8 },
[NL80211_NAN_FUNC_SERVICE_ID] = { },
[NL80211_NAN_FUNC_PUBLISH_TYPE] = { .type = NLA_U8 },
[NL80211_NAN_FUNC_PUBLISH_BCAST] = { .type = NLA_FLAG },
[NL80211_NAN_FUNC_SUBSCRIBE_ACTIVE] = { .type = NLA_FLAG },
[NL80211_NAN_FUNC_FOLLOW_UP_ID] = { .type = NLA_U8 },
[NL80211_NAN_FUNC_FOLLOW_UP_REQ_ID] = { .type = NLA_U8 },
[NL80211_NAN_FUNC_FOLLOW_UP_DEST] = { },
[NL80211_NAN_FUNC_CLOSE_RANGE] = { .type = NLA_FLAG },
[NL80211_NAN_FUNC_TTL] = { .type = NLA_U32 },
[NL80211_NAN_FUNC_SERVICE_INFO] = { },
[NL80211_NAN_FUNC_SRF] = { .type = NLA_NESTED },
[NL80211_NAN_FUNC_RX_MATCH_FILTER] = { .type = NLA_NESTED },
[NL80211_NAN_FUNC_TX_MATCH_FILTER] = { .type = NLA_NESTED },
[NL80211_NAN_FUNC_INSTANCE_ID] = { .type = NLA_U8},
};
if (!attrs[NL80211_ATTR_COOKIE]) {
printf("Bad NAN func termination format - cookie is missing\n");
return;
}
if (nla_parse_nested(func, NL80211_NAN_FUNC_ATTR_MAX,
attrs[NL80211_ATTR_NAN_FUNC],
nan_func_policy)) {
printf("NAN: failed to parse nan func\n");
return;
}
if (!func[NL80211_NAN_FUNC_INSTANCE_ID]) {
printf("Bad NAN func termination format-instance id missing\n");
return;
}
if (!func[NL80211_NAN_FUNC_TERM_REASON]) {
printf("Bad NAN func termination format - reason is missing\n");
return;
}
printf("NAN(cookie=0x%llx): Termination event: id = %d, reason = ",
(long long int)nla_get_u64(attrs[NL80211_ATTR_COOKIE]),
nla_get_u8(func[NL80211_NAN_FUNC_INSTANCE_ID]));
switch (nla_get_u8(func[NL80211_NAN_FUNC_TERM_REASON])) {
case NL80211_NAN_FUNC_TERM_REASON_USER_REQUEST:
printf("user request\n");
break;
case NL80211_NAN_FUNC_TERM_REASON_TTL_EXPIRED:
printf("expired\n");
break;
case NL80211_NAN_FUNC_TERM_REASON_ERROR:
printf("error\n");
break;
default:
printf("unknown\n");
}
}
static const char *ftm_fail_reason(unsigned int reason)
{
#define FTM_FAIL_REASON(x) case NL80211_PMSR_FTM_FAILURE_##x: return #x
switch (reason) {
FTM_FAIL_REASON(UNSPECIFIED);
FTM_FAIL_REASON(NO_RESPONSE);
FTM_FAIL_REASON(REJECTED);
FTM_FAIL_REASON(WRONG_CHANNEL);
FTM_FAIL_REASON(PEER_NOT_CAPABLE);
FTM_FAIL_REASON(INVALID_TIMESTAMP);
FTM_FAIL_REASON(PEER_BUSY);
FTM_FAIL_REASON(BAD_CHANGED_PARAMS);
default:
return "unknown";
}
}
static void parse_pmsr_ftm_data(struct nlattr *data)
{
struct nlattr *ftm[NL80211_PMSR_FTM_RESP_ATTR_MAX + 1];
printf(" FTM");
nla_parse_nested(ftm, NL80211_PMSR_FTM_RESP_ATTR_MAX, data, NULL);
if (ftm[NL80211_PMSR_FTM_RESP_ATTR_FAIL_REASON]) {
printf(" failed: %s (%d)",
ftm_fail_reason(nla_get_u32(ftm[NL80211_PMSR_FTM_RESP_ATTR_FAIL_REASON])),
nla_get_u32(ftm[NL80211_PMSR_FTM_RESP_ATTR_FAIL_REASON]));
if (ftm[NL80211_PMSR_FTM_RESP_ATTR_BUSY_RETRY_TIME])
printf(" retry after %us",
nla_get_u32(ftm[NL80211_PMSR_FTM_RESP_ATTR_BUSY_RETRY_TIME]));
printf("\n");
return;
}
printf("\n");
#define PFTM(tp, attr, sign) \
do { \
if (ftm[NL80211_PMSR_FTM_RESP_ATTR_##attr]) \
printf(" " #attr ": %lld\n", \
(sign long long)nla_get_##tp( \
ftm[NL80211_PMSR_FTM_RESP_ATTR_##attr])); \
} while (0)
PFTM(u32, BURST_INDEX, unsigned);
PFTM(u32, NUM_FTMR_ATTEMPTS, unsigned);
PFTM(u32, NUM_FTMR_SUCCESSES, unsigned);
PFTM(u8, NUM_BURSTS_EXP, unsigned);
PFTM(u8, BURST_DURATION, unsigned);
PFTM(u8, FTMS_PER_BURST, unsigned);
PFTM(u32, RSSI_AVG, signed);
PFTM(u32, RSSI_SPREAD, unsigned);
PFTM(u64, RTT_AVG, signed);
PFTM(u64, RTT_VARIANCE, unsigned);
PFTM(u64, RTT_SPREAD, unsigned);
PFTM(u64, DIST_AVG, signed);
PFTM(u64, DIST_VARIANCE, unsigned);
PFTM(u64, DIST_SPREAD, unsigned);
if (ftm[NL80211_PMSR_FTM_RESP_ATTR_TX_RATE]) {
char buf[100];
parse_bitrate(ftm[NL80211_PMSR_FTM_RESP_ATTR_TX_RATE],
buf, sizeof(buf));
printf(" TX bitrate: %s\n", buf);
}
if (ftm[NL80211_PMSR_FTM_RESP_ATTR_RX_RATE]) {
char buf[100];
parse_bitrate(ftm[NL80211_PMSR_FTM_RESP_ATTR_RX_RATE],
buf, sizeof(buf));
printf(" RX bitrate: %s\n", buf);
}
if (ftm[NL80211_PMSR_FTM_RESP_ATTR_LCI])
iw_hexdump(" LCI",
nla_data(ftm[NL80211_PMSR_FTM_RESP_ATTR_LCI]),
nla_len(ftm[NL80211_PMSR_FTM_RESP_ATTR_LCI]));
if (ftm[NL80211_PMSR_FTM_RESP_ATTR_CIVICLOC])
iw_hexdump(" civic location",
nla_data(ftm[NL80211_PMSR_FTM_RESP_ATTR_CIVICLOC]),
nla_len(ftm[NL80211_PMSR_FTM_RESP_ATTR_CIVICLOC]));
}
static const char *pmsr_status(unsigned int status)
{
#define PMSR_STATUS(x) case NL80211_PMSR_STATUS_##x: return #x
switch (status) {
PMSR_STATUS(SUCCESS);
PMSR_STATUS(REFUSED);
PMSR_STATUS(TIMEOUT);
PMSR_STATUS(FAILURE);
default:
return "unknown";
}
#undef PMSR_STATUS
}
static void parse_pmsr_peer(struct nlattr *peer)
{
struct nlattr *tb[NL80211_PMSR_PEER_ATTR_MAX + 1];
struct nlattr *resp[NL80211_PMSR_RESP_ATTR_MAX + 1];
struct nlattr *data[NL80211_PMSR_TYPE_MAX + 1];
char macbuf[6*3];
int err;
err = nla_parse_nested(tb, NL80211_PMSR_PEER_ATTR_MAX, peer, NULL);
if (err) {
printf(" Peer: failed to parse!\n");
return;
}
if (!tb[NL80211_PMSR_PEER_ATTR_ADDR]) {
printf(" Peer: no MAC address\n");
return;
}
mac_addr_n2a(macbuf, nla_data(tb[NL80211_PMSR_PEER_ATTR_ADDR]));
printf(" Peer %s:", macbuf);
if (!tb[NL80211_PMSR_PEER_ATTR_RESP]) {
printf(" no response!\n");
return;
}
err = nla_parse_nested(resp, NL80211_PMSR_RESP_ATTR_MAX,
tb[NL80211_PMSR_PEER_ATTR_RESP], NULL);
if (err) {
printf(" failed to parse response!\n");
return;
}
if (resp[NL80211_PMSR_RESP_ATTR_STATUS])
printf(" status=%d (%s)",
nla_get_u32(resp[NL80211_PMSR_RESP_ATTR_STATUS]),
pmsr_status(nla_get_u32(resp[NL80211_PMSR_RESP_ATTR_STATUS])));
if (resp[NL80211_PMSR_RESP_ATTR_HOST_TIME])
printf(" @%llu",
(unsigned long long)nla_get_u64(resp[NL80211_PMSR_RESP_ATTR_HOST_TIME]));
if (resp[NL80211_PMSR_RESP_ATTR_AP_TSF])
printf(" tsf=%llu",
(unsigned long long)nla_get_u64(resp[NL80211_PMSR_RESP_ATTR_AP_TSF]));
if (resp[NL80211_PMSR_RESP_ATTR_FINAL])
printf(" (final)");
if (!resp[NL80211_PMSR_RESP_ATTR_DATA]) {
printf(" - no data!\n");
return;
}
printf("\n");
nla_parse_nested(data, NL80211_PMSR_TYPE_MAX,
resp[NL80211_PMSR_RESP_ATTR_DATA], NULL);
if (data[NL80211_PMSR_TYPE_FTM])
parse_pmsr_ftm_data(data[NL80211_PMSR_TYPE_FTM]);
}
static void parse_pmsr_result(struct nlattr **tb,
struct print_event_args *pargs)
{
struct nlattr *pmsr[NL80211_PMSR_ATTR_MAX + 1];
struct nlattr *peer;
unsigned long long cookie;
int err, i;
if (!tb[NL80211_ATTR_COOKIE]) {
printf("Peer measurements: no cookie!\n");
return;
}
cookie = nla_get_u64(tb[NL80211_ATTR_COOKIE]);
if (!tb[NL80211_ATTR_PEER_MEASUREMENTS]) {
printf("Peer measurements: no measurement data!\n");
return;
}
err = nla_parse_nested(pmsr, NL80211_PMSR_ATTR_MAX,
tb[NL80211_ATTR_PEER_MEASUREMENTS], NULL);
if (err) {
printf("Peer measurements: failed to parse measurement data!\n");
return;
}
if (!pmsr[NL80211_PMSR_ATTR_PEERS]) {
printf("Peer measurements: no peer data!\n");
return;
}
printf("Peer measurements (cookie %llu):\n", cookie);
nla_for_each_nested(peer, pmsr[NL80211_PMSR_ATTR_PEERS], i)
parse_pmsr_peer(peer);
}
static void parse_nan_match(struct nlattr **attrs)
{
char macbuf[6*3];
__u64 cookie;
struct nlattr *match[NL80211_NAN_MATCH_ATTR_MAX + 1];
struct nlattr *local_func[NL80211_NAN_FUNC_ATTR_MAX + 1];
struct nlattr *peer_func[NL80211_NAN_FUNC_ATTR_MAX + 1];
static struct nla_policy
nan_match_policy[NL80211_NAN_MATCH_ATTR_MAX + 1] = {
[NL80211_NAN_MATCH_FUNC_LOCAL] = { .type = NLA_NESTED },
[NL80211_NAN_MATCH_FUNC_PEER] = { .type = NLA_NESTED },
};
static struct nla_policy
nan_func_policy[NL80211_NAN_FUNC_ATTR_MAX + 1] = {
[NL80211_NAN_FUNC_TYPE] = { .type = NLA_U8 },
[NL80211_NAN_FUNC_SERVICE_ID] = { },
[NL80211_NAN_FUNC_PUBLISH_TYPE] = { .type = NLA_U8 },
[NL80211_NAN_FUNC_PUBLISH_BCAST] = { .type = NLA_FLAG },
[NL80211_NAN_FUNC_SUBSCRIBE_ACTIVE] = { .type = NLA_FLAG },
[NL80211_NAN_FUNC_FOLLOW_UP_ID] = { .type = NLA_U8 },
[NL80211_NAN_FUNC_FOLLOW_UP_REQ_ID] = { .type = NLA_U8 },
[NL80211_NAN_FUNC_FOLLOW_UP_DEST] = { },
[NL80211_NAN_FUNC_CLOSE_RANGE] = { .type = NLA_FLAG },
[NL80211_NAN_FUNC_TTL] = { .type = NLA_U32 },
[NL80211_NAN_FUNC_SERVICE_INFO] = { },
[NL80211_NAN_FUNC_SRF] = { .type = NLA_NESTED },
[NL80211_NAN_FUNC_RX_MATCH_FILTER] = { .type = NLA_NESTED },
[NL80211_NAN_FUNC_TX_MATCH_FILTER] = { .type = NLA_NESTED },
[NL80211_NAN_FUNC_INSTANCE_ID] = { .type = NLA_U8},
};
cookie = nla_get_u64(attrs[NL80211_ATTR_COOKIE]);
mac_addr_n2a(macbuf, nla_data(attrs[NL80211_ATTR_MAC]));
if (nla_parse_nested(match, NL80211_NAN_MATCH_ATTR_MAX,
attrs[NL80211_ATTR_NAN_MATCH],
nan_match_policy)) {
printf("NAN: failed to parse nan match event\n");
return;
}
if (nla_parse_nested(local_func, NL80211_NAN_FUNC_ATTR_MAX,
match[NL80211_NAN_MATCH_FUNC_LOCAL],
nan_func_policy)) {
printf("NAN: failed to parse nan local func\n");
return;
}
if (nla_parse_nested(peer_func, NL80211_NAN_FUNC_ATTR_MAX,
match[NL80211_NAN_MATCH_FUNC_PEER],
nan_func_policy)) {
printf("NAN: failed to parse nan local func\n");
return;
}
if (nla_get_u8(peer_func[NL80211_NAN_FUNC_TYPE]) ==
NL80211_NAN_FUNC_PUBLISH) {
printf(
"NAN(cookie=0x%llx): DiscoveryResult, peer_id=%d, local_id=%d, peer_mac=%s",
cookie,
nla_get_u8(peer_func[NL80211_NAN_FUNC_INSTANCE_ID]),
nla_get_u8(local_func[NL80211_NAN_FUNC_INSTANCE_ID]),
macbuf);
if (peer_func[NL80211_NAN_FUNC_SERVICE_INFO])
printf(", info=%.*s",
nla_len(peer_func[NL80211_NAN_FUNC_SERVICE_INFO]),
(char *)nla_data(peer_func[NL80211_NAN_FUNC_SERVICE_INFO]));
} else if (nla_get_u8(peer_func[NL80211_NAN_FUNC_TYPE]) ==
NL80211_NAN_FUNC_SUBSCRIBE) {
printf(
"NAN(cookie=0x%llx): Replied, peer_id=%d, local_id=%d, peer_mac=%s",
cookie,
nla_get_u8(peer_func[NL80211_NAN_FUNC_INSTANCE_ID]),
nla_get_u8(local_func[NL80211_NAN_FUNC_INSTANCE_ID]),
macbuf);
} else if (nla_get_u8(peer_func[NL80211_NAN_FUNC_TYPE]) ==
NL80211_NAN_FUNC_FOLLOW_UP) {
printf(
"NAN(cookie=0x%llx): FollowUpReceive, peer_id=%d, local_id=%d, peer_mac=%s",
cookie,
nla_get_u8(peer_func[NL80211_NAN_FUNC_INSTANCE_ID]),
nla_get_u8(local_func[NL80211_NAN_FUNC_INSTANCE_ID]),
macbuf);
if (peer_func[NL80211_NAN_FUNC_SERVICE_INFO])
printf(", info=%.*s",
nla_len(peer_func[NL80211_NAN_FUNC_SERVICE_INFO]),
(char *)nla_data(peer_func[NL80211_NAN_FUNC_SERVICE_INFO]));
} else {
printf("NaN: Malformed event");
}
printf("\n");
}
static void parse_new_peer_candidate(struct nlattr **attrs)
{
char macbuf[ETH_ALEN * 3];
int32_t sig_dbm;
printf("new peer candidate");
if (attrs[NL80211_ATTR_MAC]) {
mac_addr_n2a(macbuf, nla_data(attrs[NL80211_ATTR_MAC]));
printf(" %s", macbuf);
}
if (attrs[NL80211_ATTR_RX_SIGNAL_DBM]) {
sig_dbm = nla_get_u32(attrs[NL80211_ATTR_RX_SIGNAL_DBM]);
printf(" %d dBm", sig_dbm);
}
printf("\n");
}
static void parse_recv_interface(struct nlattr **attrs, int command)
{
switch (command) {
case NL80211_CMD_NEW_INTERFACE:
printf("new interface");
break;
case NL80211_CMD_DEL_INTERFACE:
printf("del interface");
break;
case NL80211_CMD_SET_INTERFACE:
printf("set interface");
break;
default:
printf("unknown interface command (%i) received\n", command);
return;
}
if (attrs[NL80211_ATTR_IFTYPE]) {
printf(" type ");
switch (nla_get_u32(attrs[NL80211_ATTR_IFTYPE])) {
case NL80211_IFTYPE_STATION:
printf("station");
break;
case NL80211_IFTYPE_AP:
printf("access point");
break;
case NL80211_IFTYPE_MESH_POINT:
printf("mesh point");
break;
case NL80211_IFTYPE_ADHOC:
printf("IBSS");
break;
case NL80211_IFTYPE_MONITOR:
printf("monitor");
break;
case NL80211_IFTYPE_AP_VLAN:
printf("AP-VLAN");
break;
case NL80211_IFTYPE_WDS:
printf("WDS");
break;
case NL80211_IFTYPE_P2P_CLIENT:
printf("P2P-client");
break;
case NL80211_IFTYPE_P2P_GO:
printf("P2P-GO");
break;
case NL80211_IFTYPE_P2P_DEVICE:
printf("P2P-Device");
break;
case NL80211_IFTYPE_OCB:
printf("OCB");
break;
case NL80211_IFTYPE_NAN:
printf("NAN");
break;
default:
printf("unknown (%d)",
nla_get_u32(attrs[NL80211_ATTR_IFTYPE]));
break;
}
}
if (attrs[NL80211_ATTR_MESH_ID]) {
printf(" meshid ");
print_ssid_escaped(nla_len(attrs[NL80211_ATTR_MESH_ID]),
nla_data(attrs[NL80211_ATTR_MESH_ID]));
}
if (attrs[NL80211_ATTR_4ADDR]) {
printf(" use 4addr %d", nla_get_u8(attrs[NL80211_ATTR_4ADDR]));
}
printf("\n");
}
static void parse_sta_opmode_changed(struct nlattr **attrs)
{
char macbuf[ETH_ALEN*3];
printf("sta opmode changed");
if (attrs[NL80211_ATTR_MAC]) {
mac_addr_n2a(macbuf, nla_data(attrs[NL80211_ATTR_MAC]));
printf(" %s", macbuf);
}
if (attrs[NL80211_ATTR_SMPS_MODE])
printf(" smps mode %d", nla_get_u8(attrs[NL80211_ATTR_SMPS_MODE]));
if (attrs[NL80211_ATTR_CHANNEL_WIDTH])
printf(" chan width %d", nla_get_u8(attrs[NL80211_ATTR_CHANNEL_WIDTH]));
if (attrs[NL80211_ATTR_NSS])
printf(" nss %d", nla_get_u8(attrs[NL80211_ATTR_NSS]));
printf("\n");
}
static void parse_ch_switch_notify(struct nlattr **attrs, int command)
{
switch (command) {
case NL80211_CMD_CH_SWITCH_STARTED_NOTIFY:
printf("channel switch started");
break;
case NL80211_CMD_CH_SWITCH_NOTIFY:
printf("channel switch");
break;
default:
printf("unknown channel switch command (%i) received\n", command);
return;
}
if (attrs[NL80211_ATTR_CH_SWITCH_COUNT])
printf(" (count=%d)", nla_get_u32(attrs[NL80211_ATTR_CH_SWITCH_COUNT]));
if (attrs[NL80211_ATTR_WIPHY_FREQ])
printf(" freq=%d", nla_get_u32(attrs[NL80211_ATTR_WIPHY_FREQ]));
if (attrs[NL80211_ATTR_CHANNEL_WIDTH]) {
printf(" width=");
switch(nla_get_u32(attrs[NL80211_ATTR_CHANNEL_WIDTH])) {
case NL80211_CHAN_WIDTH_20_NOHT:
case NL80211_CHAN_WIDTH_20:
printf("\"20 MHz\"");
break;
case NL80211_CHAN_WIDTH_40:
printf("\"40 MHz\"");
break;
case NL80211_CHAN_WIDTH_80:
printf("\"80 MHz\"");
break;
case NL80211_CHAN_WIDTH_80P80:
printf("\"80+80 MHz\"");
break;
case NL80211_CHAN_WIDTH_160:
printf("\"160 MHz\"");
break;
case NL80211_CHAN_WIDTH_5:
printf("\"5 MHz\"");
break;
case NL80211_CHAN_WIDTH_10:
printf("\"10 MHz\"");
break;
default:
printf("\"unknown\"");
}
}
if (attrs[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) {
printf(" type=");
switch(nla_get_u32(attrs[NL80211_ATTR_WIPHY_CHANNEL_TYPE])) {
case NL80211_CHAN_NO_HT:
printf("\"No HT\"");
break;
case NL80211_CHAN_HT20:
printf("\"HT20\"");
break;
case NL80211_CHAN_HT40MINUS:
printf("\"HT40-\"");
break;
case NL80211_CHAN_HT40PLUS:
printf("\"HT40+\"");
break;
}
}
if (attrs[NL80211_ATTR_CENTER_FREQ1])
printf(" freq1=%d", nla_get_u32(attrs[NL80211_ATTR_CENTER_FREQ1]));
if (attrs[NL80211_ATTR_CENTER_FREQ2])
printf(" freq2=%d", nla_get_u32(attrs[NL80211_ATTR_CENTER_FREQ2]));
printf("\n");
}
static int print_event(struct nl_msg *msg, void *arg)
{
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
struct nlattr *tb[NL80211_ATTR_MAX + 1], *nst;
struct print_event_args *args = arg;
char ifname[100];
char macbuf[6*3];
__u8 reg_type;
struct ieee80211_beacon_channel chan_before_beacon, chan_after_beacon;
__u32 wiphy_idx = 0;
int rem_nst;
__u16 status;
if (args->time || args->reltime || args->ctime) {
unsigned long long usecs, previous;
previous = 1000000ULL * args->ts.tv_sec + args->ts.tv_usec;
gettimeofday(&args->ts, NULL);
usecs = 1000000ULL * args->ts.tv_sec + args->ts.tv_usec;
if (args->reltime) {
if (!args->have_ts) {
usecs = 0;
args->have_ts = true;
} else
usecs -= previous;
}
if (args->ctime) {
struct tm *tm = localtime(&args->ts.tv_sec);
char buf[255];
memset(buf, 0, 255);
strftime(buf, sizeof(buf), "%Y-%m-%d %H:%M:%S", tm);
printf("[%s.%06lu]: ", buf, args->ts.tv_usec);
} else {
printf("%llu.%06llu: ", usecs/1000000, usecs % 1000000);
}
}
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
genlmsg_attrlen(gnlh, 0), NULL);
if (tb[NL80211_ATTR_IFINDEX] && tb[NL80211_ATTR_WIPHY]) {
/* if_indextoname may fails on delete interface/wiphy event */
if (if_indextoname(nla_get_u32(tb[NL80211_ATTR_IFINDEX]), ifname))
printf("%s (phy #%d): ", ifname, nla_get_u32(tb[NL80211_ATTR_WIPHY]));
else
printf("phy #%d: ", nla_get_u32(tb[NL80211_ATTR_WIPHY]));
} else if (tb[NL80211_ATTR_WDEV] && tb[NL80211_ATTR_WIPHY]) {
printf("wdev 0x%llx (phy #%d): ",
(unsigned long long)nla_get_u64(tb[NL80211_ATTR_WDEV]),
nla_get_u32(tb[NL80211_ATTR_WIPHY]));
} else if (tb[NL80211_ATTR_IFINDEX]) {
if_indextoname(nla_get_u32(tb[NL80211_ATTR_IFINDEX]), ifname);
printf("%s: ", ifname);
} else if (tb[NL80211_ATTR_WDEV]) {
printf("wdev 0x%llx: ", (unsigned long long)nla_get_u64(tb[NL80211_ATTR_WDEV]));
} else if (tb[NL80211_ATTR_WIPHY]) {
printf("phy #%d: ", nla_get_u32(tb[NL80211_ATTR_WIPHY]));
}
switch (gnlh->cmd) {
case NL80211_CMD_NEW_WIPHY:
printf("renamed to %s\n", nla_get_string(tb[NL80211_ATTR_WIPHY_NAME]));
break;
case NL80211_CMD_TRIGGER_SCAN:
printf("scan started\n");
break;
case NL80211_CMD_NEW_SCAN_RESULTS:
printf("scan finished:");
/* fall through */
case NL80211_CMD_SCAN_ABORTED:
if (gnlh->cmd == NL80211_CMD_SCAN_ABORTED)
printf("scan aborted:");
if (tb[NL80211_ATTR_SCAN_FREQUENCIES]) {
nla_for_each_nested(nst, tb[NL80211_ATTR_SCAN_FREQUENCIES], rem_nst)
printf(" %d", nla_get_u32(nst));
printf(",");
}
if (tb[NL80211_ATTR_SCAN_SSIDS]) {
nla_for_each_nested(nst, tb[NL80211_ATTR_SCAN_SSIDS], rem_nst) {
printf(" \"");
print_ssid_escaped(nla_len(nst), nla_data(nst));
printf("\"");
}
}
printf("\n");
break;
case NL80211_CMD_START_SCHED_SCAN:
printf("scheduled scan started\n");
break;
case NL80211_CMD_SCHED_SCAN_STOPPED:
printf("sched scan stopped\n");
break;
case NL80211_CMD_SCHED_SCAN_RESULTS:
printf("got scheduled scan results\n");
break;
case NL80211_CMD_WIPHY_REG_CHANGE:
case NL80211_CMD_REG_CHANGE:
if (gnlh->cmd == NL80211_CMD_WIPHY_REG_CHANGE)
printf("regulatory domain change (phy): ");
else
printf("regulatory domain change: ");
reg_type = nla_get_u8(tb[NL80211_ATTR_REG_TYPE]);
switch (reg_type) {
case NL80211_REGDOM_TYPE_COUNTRY:
printf("set to %s by %s request",
nla_get_string(tb[NL80211_ATTR_REG_ALPHA2]),
reg_initiator_to_string(nla_get_u8(tb[NL80211_ATTR_REG_INITIATOR])));
if (tb[NL80211_ATTR_WIPHY])
printf(" on phy%d", nla_get_u32(tb[NL80211_ATTR_WIPHY]));
break;
case NL80211_REGDOM_TYPE_WORLD:
printf("set to world roaming by %s request",
reg_initiator_to_string(nla_get_u8(tb[NL80211_ATTR_REG_INITIATOR])));
break;
case NL80211_REGDOM_TYPE_CUSTOM_WORLD:
printf("custom world roaming rules in place on phy%d by %s request",
nla_get_u32(tb[NL80211_ATTR_WIPHY]),
reg_initiator_to_string(nla_get_u32(tb[NL80211_ATTR_REG_INITIATOR])));
break;
case NL80211_REGDOM_TYPE_INTERSECTION:
printf("intersection used due to a request made by %s",
reg_initiator_to_string(nla_get_u32(tb[NL80211_ATTR_REG_INITIATOR])));
if (tb[NL80211_ATTR_WIPHY])
printf(" on phy%d", nla_get_u32(tb[NL80211_ATTR_WIPHY]));
break;
default:
printf("unknown source (upgrade this utility)");
break;
}
printf("\n");
break;
case NL80211_CMD_REG_BEACON_HINT:
wiphy_idx = nla_get_u32(tb[NL80211_ATTR_WIPHY]);
memset(&chan_before_beacon, 0, sizeof(chan_before_beacon));
memset(&chan_after_beacon, 0, sizeof(chan_after_beacon));
if (parse_beacon_hint_chan(tb[NL80211_ATTR_FREQ_BEFORE],
&chan_before_beacon))
break;
if (parse_beacon_hint_chan(tb[NL80211_ATTR_FREQ_AFTER],
&chan_after_beacon))
break;
if (chan_before_beacon.center_freq != chan_after_beacon.center_freq)
break;
/* A beacon hint is sent _only_ if something _did_ change */
printf("beacon hint:\n");
printf("phy%d %d MHz [%d]:\n",
wiphy_idx,
chan_before_beacon.center_freq,
ieee80211_frequency_to_channel(chan_before_beacon.center_freq));
if (chan_before_beacon.no_ir && !chan_after_beacon.no_ir) {
if (chan_before_beacon.no_ibss && !chan_after_beacon.no_ibss)
printf("\to Initiating radiation enabled\n");
else
printf("\to active scan enabled\n");
} else if (chan_before_beacon.no_ibss && !chan_after_beacon.no_ibss) {
printf("\to ibss enabled\n");
}
break;
case NL80211_CMD_NEW_STATION:
mac_addr_n2a(macbuf, nla_data(tb[NL80211_ATTR_MAC]));
printf("new station %s\n", macbuf);
break;
case NL80211_CMD_DEL_STATION:
mac_addr_n2a(macbuf, nla_data(tb[NL80211_ATTR_MAC]));
printf("del station %s\n", macbuf);
break;
case NL80211_CMD_JOIN_IBSS:
mac_addr_n2a(macbuf, nla_data(tb[NL80211_ATTR_MAC]));
printf("IBSS %s joined\n", macbuf);
break;
case NL80211_CMD_AUTHENTICATE:
printf("auth");
if (tb[NL80211_ATTR_FRAME])
print_frame(args, tb[NL80211_ATTR_FRAME]);
else if (tb[NL80211_ATTR_TIMED_OUT])
printf(": timed out");
else
printf(": unknown event");
printf("\n");
break;
case NL80211_CMD_ASSOCIATE:
printf("assoc");
if (tb[NL80211_ATTR_FRAME])
print_frame(args, tb[NL80211_ATTR_FRAME]);
else if (tb[NL80211_ATTR_TIMED_OUT])
printf(": timed out");
else
printf(": unknown event");
printf("\n");
break;
case NL80211_CMD_DEAUTHENTICATE:
printf("deauth");
print_frame(args, tb[NL80211_ATTR_FRAME]);
printf("\n");
break;
case NL80211_CMD_DISASSOCIATE:
printf("disassoc");
print_frame(args, tb[NL80211_ATTR_FRAME]);
printf("\n");
break;
case NL80211_CMD_UNPROT_DEAUTHENTICATE:
printf("unprotected deauth");
print_frame(args, tb[NL80211_ATTR_FRAME]);
printf("\n");
break;
case NL80211_CMD_UNPROT_DISASSOCIATE:
printf("unprotected disassoc");
print_frame(args, tb[NL80211_ATTR_FRAME]);
printf("\n");
break;
case NL80211_CMD_CONNECT:
status = 0;
if (tb[NL80211_ATTR_TIMED_OUT])
printf("timed out");
else if (!tb[NL80211_ATTR_STATUS_CODE])
printf("unknown connect status");
else if (nla_get_u16(tb[NL80211_ATTR_STATUS_CODE]) == 0)
printf("connected");
else {
status = nla_get_u16(tb[NL80211_ATTR_STATUS_CODE]);
printf("failed to connect");
}
if (tb[NL80211_ATTR_MAC]) {
mac_addr_n2a(macbuf, nla_data(tb[NL80211_ATTR_MAC]));
printf(" to %s", macbuf);
}
if (status)
printf(", status: %d: %s", status, get_status_str(status));
printf("\n");
break;
case NL80211_CMD_ROAM:
printf("roamed");
if (tb[NL80211_ATTR_MAC]) {
mac_addr_n2a(macbuf, nla_data(tb[NL80211_ATTR_MAC]));
printf(" to %s", macbuf);
}
printf("\n");
break;
case NL80211_CMD_DISCONNECT:
printf("disconnected");
if (tb[NL80211_ATTR_DISCONNECTED_BY_AP])
printf(" (by AP)");
else
printf(" (local request)");
if (tb[NL80211_ATTR_REASON_CODE])
printf(" reason: %d: %s", nla_get_u16(tb[NL80211_ATTR_REASON_CODE]),
get_reason_str(nla_get_u16(tb[NL80211_ATTR_REASON_CODE])));
printf("\n");
break;
case NL80211_CMD_REMAIN_ON_CHANNEL:
printf("remain on freq %d (%dms, cookie %llx)\n",
nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]),
nla_get_u32(tb[NL80211_ATTR_DURATION]),
(unsigned long long)nla_get_u64(tb[NL80211_ATTR_COOKIE]));
break;
case NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL:
printf("done with remain on freq %d (cookie %llx)\n",
nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]),
(unsigned long long)nla_get_u64(tb[NL80211_ATTR_COOKIE]));
break;
case NL80211_CMD_FRAME_WAIT_CANCEL:
printf("frame wait cancel on freq %d (cookie %llx)\n",
nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]),
(unsigned long long)nla_get_u64(tb[NL80211_ATTR_COOKIE]));
break;
case NL80211_CMD_NOTIFY_CQM:
parse_cqm_event(tb);
break;
case NL80211_CMD_MICHAEL_MIC_FAILURE:
parse_mic_failure(tb);
break;
case NL80211_CMD_FRAME_TX_STATUS:
printf("mgmt TX status (cookie %llx): %s\n",
(unsigned long long)nla_get_u64(tb[NL80211_ATTR_COOKIE]),
tb[NL80211_ATTR_ACK] ? "acked" : "no ack");
break;
case NL80211_CMD_CONTROL_PORT_FRAME_TX_STATUS:
printf("ctrl. port TX status (cookie %llx): %s\n",
(unsigned long long)nla_get_u64(tb[NL80211_ATTR_COOKIE]),
tb[NL80211_ATTR_ACK] ? "acked" : "no ack");
break;
case NL80211_CMD_PMKSA_CANDIDATE:
printf("PMKSA candidate found\n");
break;
case NL80211_CMD_SET_WOWLAN:
parse_wowlan_wake_event(tb);
break;
case NL80211_CMD_PROBE_CLIENT:
if (tb[NL80211_ATTR_MAC])
mac_addr_n2a(macbuf, nla_data(tb[NL80211_ATTR_MAC]));
else
strcpy(macbuf, "??");
printf("probe client %s (cookie %llx): %s\n",
macbuf,
(unsigned long long)nla_get_u64(tb[NL80211_ATTR_COOKIE]),
tb[NL80211_ATTR_ACK] ? "acked" : "no ack");
break;
case NL80211_CMD_VENDOR:
parse_vendor_event(tb, args->frame);
break;
case NL80211_CMD_RADAR_DETECT: {
enum nl80211_radar_event event_type;
uint32_t freq;
if (!tb[NL80211_ATTR_RADAR_EVENT] ||
!tb[NL80211_ATTR_WIPHY_FREQ]) {
printf("BAD radar event\n");
break;
}
freq = nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]);
event_type = nla_get_u32(tb[NL80211_ATTR_RADAR_EVENT]);
switch (event_type) {
case NL80211_RADAR_DETECTED:
printf("%d MHz: radar detected\n", freq);
break;
case NL80211_RADAR_CAC_FINISHED:
printf("%d MHz: CAC finished\n", freq);
break;
case NL80211_RADAR_CAC_ABORTED:
printf("%d MHz: CAC was aborted\n", freq);
break;
case NL80211_RADAR_NOP_FINISHED:
printf("%d MHz: NOP finished\n", freq);
break;
default:
printf("%d MHz: unknown radar event\n", freq);
}
}
break;
case NL80211_CMD_DEL_WIPHY:
printf("delete wiphy\n");
break;
case NL80211_CMD_PEER_MEASUREMENT_RESULT:
parse_pmsr_result(tb, args);
break;
case NL80211_CMD_PEER_MEASUREMENT_COMPLETE:
printf("peer measurement complete\n");
break;
case NL80211_CMD_DEL_NAN_FUNCTION:
parse_nan_term(tb);
break;
case NL80211_CMD_NAN_MATCH:
parse_nan_match(tb);
break;
case NL80211_CMD_NEW_PEER_CANDIDATE:
parse_new_peer_candidate(tb);
break;
case NL80211_CMD_NEW_INTERFACE:
case NL80211_CMD_SET_INTERFACE:
case NL80211_CMD_DEL_INTERFACE:
parse_recv_interface(tb, gnlh->cmd);
break;
case NL80211_CMD_STA_OPMODE_CHANGED:
parse_sta_opmode_changed(tb);
break;
case NL80211_CMD_STOP_AP:
printf("stop ap\n");
break;
case NL80211_CMD_CH_SWITCH_STARTED_NOTIFY:
case NL80211_CMD_CH_SWITCH_NOTIFY:
parse_ch_switch_notify(tb, gnlh->cmd);
break;
default:
printf("unknown event %d (%s)\n",
gnlh->cmd, command_name(gnlh->cmd));
break;
}
fflush(stdout);
return NL_SKIP;
}
struct wait_event {
int n_cmds, n_prints;
const __u32 *cmds;
const __u32 *prints;
__u32 cmd;
struct print_event_args *pargs;
};
static int wait_event(struct nl_msg *msg, void *arg)
{
struct wait_event *wait = arg;
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
int i;
if (wait->pargs) {
for (i = 0; i < wait->n_prints; i++) {
if (gnlh->cmd == wait->prints[i])
print_event(msg, wait->pargs);
}
}
for (i = 0; i < wait->n_cmds; i++) {
if (gnlh->cmd == wait->cmds[i])
wait->cmd = gnlh->cmd;
}
return NL_SKIP;
}
int __prepare_listen_events(struct nl80211_state *state)
{
int mcid, ret;
/* Configuration multicast group */
mcid = nl_get_multicast_id(state->nl_sock, "nl80211", "config");
if (mcid < 0)
return mcid;
ret = nl_socket_add_membership(state->nl_sock, mcid);
if (ret)
return ret;
/* Scan multicast group */
mcid = nl_get_multicast_id(state->nl_sock, "nl80211", "scan");
if (mcid >= 0) {
ret = nl_socket_add_membership(state->nl_sock, mcid);
if (ret)
return ret;
}
/* Regulatory multicast group */
mcid = nl_get_multicast_id(state->nl_sock, "nl80211", "regulatory");
if (mcid >= 0) {
ret = nl_socket_add_membership(state->nl_sock, mcid);
if (ret)
return ret;
}
/* MLME multicast group */
mcid = nl_get_multicast_id(state->nl_sock, "nl80211", "mlme");
if (mcid >= 0) {
ret = nl_socket_add_membership(state->nl_sock, mcid);
if (ret)
return ret;
}
mcid = nl_get_multicast_id(state->nl_sock, "nl80211", "vendor");
if (mcid >= 0) {
ret = nl_socket_add_membership(state->nl_sock, mcid);
if (ret)
return ret;
}
mcid = nl_get_multicast_id(state->nl_sock, "nl80211", "nan");
if (mcid >= 0) {
ret = nl_socket_add_membership(state->nl_sock, mcid);
if (ret)
return ret;
}
return 0;
}
__u32 __do_listen_events(struct nl80211_state *state,
const int n_waits, const __u32 *waits,
const int n_prints, const __u32 *prints,
struct print_event_args *args)
{
struct nl_cb *cb = nl_cb_alloc(iw_debug ? NL_CB_DEBUG : NL_CB_DEFAULT);
struct wait_event wait_ev;
if (!cb) {
fprintf(stderr, "failed to allocate netlink callbacks\n");
return -ENOMEM;
}
/* no sequence checking for multicast messages */
nl_cb_set(cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM, no_seq_check, NULL);
nl_cb_set(cb, NL_CB_VALID, NL_CB_CUSTOM, valid_handler, NULL);
if (n_waits && waits) {
wait_ev.cmds = waits;
wait_ev.n_cmds = n_waits;
wait_ev.prints = prints;
wait_ev.n_prints = n_prints;
wait_ev.pargs = args;
register_handler(wait_event, &wait_ev);
} else
register_handler(print_event, args);
wait_ev.cmd = 0;
while (!wait_ev.cmd)
nl_recvmsgs(state->nl_sock, cb);
nl_cb_put(cb);
return wait_ev.cmd;
}
__u32 listen_events(struct nl80211_state *state,
const int n_waits, const __u32 *waits)
{
int ret;
ret = __prepare_listen_events(state);
if (ret)
return ret;
return __do_listen_events(state, n_waits, waits, 0, NULL, NULL);
}
static int print_events(struct nl80211_state *state,
struct nl_msg *msg,
int argc, char **argv,
enum id_input id)
{
struct print_event_args args;
int num_time_formats = 0;
int ret;
memset(&args, 0, sizeof(args));
argc--;
argv++;
while (argc > 0) {
if (strcmp(argv[0], "-f") == 0)
args.frame = true;
else if (strcmp(argv[0], "-t") == 0) {
num_time_formats++;
args.time = true;
} else if (strcmp(argv[0], "-T") == 0) {
num_time_formats++;
args.ctime = true;
} else if (strcmp(argv[0], "-r") == 0) {
num_time_formats++;
args.reltime = true;
} else
return 1;
argc--;
argv++;
}
if (num_time_formats > 1)
return 1;
if (argc)
return 1;
ret = __prepare_listen_events(state);
if (ret)
return ret;
return __do_listen_events(state, 0, NULL, 0, NULL, &args);
}
TOPLEVEL(event, "[-t|-r] [-f]", 0, 0, CIB_NONE, print_events,
"Monitor events from the kernel.\n"
"-t - print timestamp\n"
"-T - print absolute, human-readable timestamp\n"
"-r - print relative timestamp\n"
"-f - print full frame for auth/assoc etc.");