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hostapd: Add ctrl_iface STATUS command

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This can be used to fetch runtime information about hostapd interfaces.

Signed-hostap: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2013-11-03 18:13:14 +02:00
parent afadaff976
commit 5ae6449ca2
6 changed files with 95 additions and 5 deletions
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79
src/ap/ctrl_iface_ap.c
View file

@ -1,6 +1,6 @@
/*
* Control interface for shared AP commands
* Copyright (c) 2004-2009, Jouni Malinen <j@w1.fi>
* Copyright (c) 2004-2013, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
@ -303,3 +303,80 @@ int hostapd_ctrl_iface_disassociate(struct hostapd_data *hapd,
return 0;
}
int hostapd_ctrl_iface_status(struct hostapd_data *hapd, char *buf,
size_t buflen)
{
struct hostapd_iface *iface = hapd->iface;
int len = 0, ret;
size_t i;
ret = os_snprintf(buf + len, buflen - len,
"state=%s\n"
"phy=%s\n"
"freq=%d\n"
"num_sta_non_erp=%d\n"
"num_sta_no_short_slot_time=%d\n"
"num_sta_no_short_preamble=%d\n"
"olbc=%d\n"
"num_sta_ht_no_gf=%d\n"
"num_sta_no_ht=%d\n"
"num_sta_ht_20_mhz=%d\n"
"olbc_ht=%d\n"
"ht_op_mode=0x%x\n",
hostapd_state_text(iface->state),
iface->phy,
iface->freq,
iface->num_sta_non_erp,
iface->num_sta_no_short_slot_time,
iface->num_sta_no_short_preamble,
iface->olbc,
iface->num_sta_ht_no_gf,
iface->num_sta_no_ht,
iface->num_sta_ht_20mhz,
iface->olbc_ht,
iface->ht_op_mode);
if (ret < 0 || (size_t) ret >= buflen - len)
return len;
len += ret;
ret = os_snprintf(buf + len, buflen - len,
"channel=%u\n"
"secondary_channel=%d\n"
"ieee80211n=%d\n"
"ieee80211ac=%d\n"
"vht_oper_chwidth=%d\n"
"vht_oper_centr_freq_seg0_idx=%d\n"
"vht_oper_centr_freq_seg1_idx=%d\n",
iface->conf->channel,
iface->conf->secondary_channel,
iface->conf->ieee80211n,
iface->conf->ieee80211ac,
iface->conf->vht_oper_chwidth,
iface->conf->vht_oper_centr_freq_seg0_idx,
iface->conf->vht_oper_centr_freq_seg1_idx);
if (ret < 0 || (size_t) ret >= buflen - len)
return len;
len += ret;
for (i = 0; i < iface->num_bss; i++) {
struct hostapd_data *bss = iface->bss[i];
ret = os_snprintf(buf + len, buflen - len,
"bss[%d]=%s\n"
"bssid[%d]=" MACSTR "\n"
"ssid[%d]=%s\n"
"num_sta[%d]=%d\n",
(int) i, bss->conf->iface,
(int) i, MAC2STR(bss->own_addr),
(int) i,
wpa_ssid_txt(bss->conf->ssid.ssid,
bss->conf->ssid.ssid_len),
(int) i, bss->num_sta);
if (ret < 0 || (size_t) ret >= buflen - len)
return len;
len += ret;
}
return len;
}

4
src/ap/ctrl_iface_ap.h
View file

@ -1,6 +1,6 @@
/*
* Control interface for shared AP commands
* Copyright (c) 2004-2009, Jouni Malinen <j@w1.fi>
* Copyright (c) 2004-2013, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
@ -19,5 +19,7 @@ int hostapd_ctrl_iface_deauthenticate(struct hostapd_data *hapd,
const char *txtaddr);
int hostapd_ctrl_iface_disassociate(struct hostapd_data *hapd,
const char *txtaddr);
int hostapd_ctrl_iface_status(struct hostapd_data *hapd, char *buf,
size_t buflen);
#endif /* CTRL_IFACE_AP_H */

2
src/ap/hostapd.c
View file

@ -1899,7 +1899,7 @@ void hostapd_new_assoc_sta(struct hostapd_data *hapd, struct sta_info *sta,
}
static const char * hostapd_state_text(enum hostapd_iface_state s)
const char * hostapd_state_text(enum hostapd_iface_state s)
{
switch (s) {
case HAPD_IFACE_UNINITIALIZED:

3
src/ap/hostapd.h
View file

@ -1,6 +1,6 @@
/*
* hostapd / Initialization and configuration
* Copyright (c) 2002-2009, Jouni Malinen <j@w1.fi>
* Copyright (c) 2002-2013, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
@ -375,6 +375,7 @@ int hostapd_add_iface(struct hapd_interfaces *ifaces, char *buf);
int hostapd_remove_iface(struct hapd_interfaces *ifaces, char *buf);
void hostapd_channel_list_updated(struct hostapd_iface *iface);
void hostapd_set_state(struct hostapd_iface *iface, enum hostapd_iface_state s);
const char * hostapd_state_text(enum hostapd_iface_state s);
/* utils.c */
int hostapd_register_probereq_cb(struct hostapd_data *hapd,