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Add STATUS command to global control interface

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This provides global status information that is applicable to all
interfaces (e.g., P2P state). In addition, ifname/address pairs are
listed to get information of all the interfaces that are currently
managed through this wpa_supplicant instance.

Signed-hostap: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2013-08-25 20:53:58 +03:00
parent 42868f1486
commit ae8c27f79d
1 changed files with 44 additions and 0 deletions
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44
wpa_supplicant/ctrl_iface.c
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@ -6036,6 +6036,47 @@ static int wpas_global_ctrl_iface_save_config(struct wpa_global *global)
#endif /* CONFIG_NO_CONFIG_WRITE */
static int wpas_global_ctrl_iface_status(struct wpa_global *global,
char *buf, size_t buflen)
{
char *pos, *end;
int ret;
struct wpa_supplicant *wpa_s;
pos = buf;
end = buf + buflen;
#ifdef CONFIG_P2P
if (global->p2p) {
ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
"\n", MAC2STR(global->p2p_dev_addr));
if (ret < 0 || ret >= end - pos)
return pos - buf;
pos += ret;
}
#endif /* CONFIG_P2P */
#ifdef CONFIG_WIFI_DISPLAY
ret = os_snprintf(pos, end - pos, "wifi_display=%d\n",
!!global->wifi_display);
if (ret < 0 || ret >= end - pos)
return pos - buf;
pos += ret;
#endif /* CONFIG_WIFI_DISPLAY */
for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
ret = os_snprintf(pos, end - pos, "ifname=%s\n"
"address=" MACSTR "\n",
wpa_s->ifname, MAC2STR(wpa_s->own_addr));
if (ret < 0 || ret >= end - pos)
return pos - buf;
pos += ret;
}
return pos - buf;
}
char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
char *buf, size_t *resp_len)
{
@ -6101,6 +6142,9 @@ char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
if (wpas_global_ctrl_iface_save_config(global))
reply_len = -1;
#endif /* CONFIG_NO_CONFIG_WRITE */
} else if (os_strcmp(buf, "STATUS") == 0) {
reply_len = wpas_global_ctrl_iface_status(global, reply,
reply_size);
} else {
os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
reply_len = 16;