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#include <errno.h>
#include <netlink/genl/genl.h>
#include <netlink/genl/family.h>
#include <netlink/genl/ctrl.h>
#include <netlink/msg.h>
#include <netlink/attr.h>
#include "nl80211.h"
#include "iw.h"
SECTION(ap);
static int handle_start_ap(struct nl80211_state *state,
struct nl_msg *msg, int argc, char **argv,
enum id_input id)
{
struct chandef chandef;
int res, parsed;
char *end;
int val, len;
char buf[2304];
if (argc < 6)
return 1;
/* SSID */
NLA_PUT(msg, NL80211_ATTR_SSID, strlen(argv[0]), argv[0]);
argv++;
argc--;
/* chandef */
res = parse_freqchan(&chandef, false, argc, argv, &parsed);
if (res)
return res;
argc -= parsed;
argv += parsed;
res = put_chandef(msg, &chandef);
if (res)
return res;
/* beacon interval */
val = strtoul(argv[0], &end, 10);
if (*end != '\0')
return -EINVAL;
NLA_PUT_U32(msg, NL80211_ATTR_BEACON_INTERVAL, val);
argv++;
argc--;
/* dtim */
val = strtoul(argv[0], &end, 10);
if (*end != '\0')
return -EINVAL;
NLA_PUT_U32(msg, NL80211_ATTR_DTIM_PERIOD, val);
argv++;
argc--;
if (strcmp(argv[0], "hidden-ssid") == 0) {
argc--;
argv++;
NLA_PUT_U32(msg, NL80211_ATTR_HIDDEN_SSID,
NL80211_HIDDEN_SSID_ZERO_LEN);
} else if (strcmp(argv[0], "zeroed-ssid") == 0) {
argc--;
argv++;
NLA_PUT_U32(msg, NL80211_ATTR_HIDDEN_SSID,
NL80211_HIDDEN_SSID_ZERO_CONTENTS);
}
/* beacon head must be provided */
if (strcmp(argv[0], "head") != 0)
return 1;
argv++;
argc--;
len = strlen(argv[0]);
if (!len || (len % 2))
return -EINVAL;
if (!hex2bin(&argv[0][0], buf))
return -EINVAL;
NLA_PUT(msg, NL80211_ATTR_BEACON_HEAD, (len / 2), &buf);
argv++;
argc--;
if (!argc)
return 0;
/* tail is optional */
if (strcmp(argv[0], "tail") == 0) {
argv++;
argc--;
if (!argc)
return -EINVAL;
len = strlen(argv[0]);
if (!len || (len % 2))
return -EINVAL;
if (!hex2bin(&argv[0][0], buf))
return -EINVAL;
NLA_PUT(msg, NL80211_ATTR_BEACON_TAIL, (len / 2), &buf);
argv++;
argc--;
}
if (!argc)
return 0;
/* inactivity time (optional) */
if (strcmp(argv[0], "inactivity-time") == 0) {
argv++;
argc--;
if (!argc)
return -EINVAL;
len = strlen(argv[0]);
if (!len)
return -EINVAL;
val = strtoul(argv[0], &end, 10);
if (*end != '\0')
return -EINVAL;
NLA_PUT_U16(msg, NL80211_ATTR_INACTIVITY_TIMEOUT, val);
argv++;
argc--;
}
if (!argc) {
return 0;
}
if (strcmp(*argv, "key") != 0 && strcmp(*argv, "keys") != 0)
return 1;
argv++;
argc--;
return parse_keys(msg, &argv, &argc);
nla_put_failure:
return -ENOSPC;
}
COMMAND(ap, start, "",
NL80211_CMD_NEW_BEACON, 0, CIB_NETDEV, handle_start_ap,
"<SSID> <control freq> [5|10|20|40|80|80+80|160] [<center1_freq> [<center2_freq>]]"
" <beacon interval in TU> <DTIM period> [hidden-ssid|zeroed-ssid] head"
" <beacon head in hexadecimal> [tail <beacon tail in hexadecimal>]"
" [inactivity-time <inactivity time in seconds>] [key0:abcde d:1:6162636465]\n");
static int handle_stop_ap(struct nl80211_state *state,
struct nl_msg *msg,
int argc, char **argv,
enum id_input id)
{
return 0;
}
COMMAND(ap, stop, "",
NL80211_CMD_DEL_BEACON, 0, CIB_NETDEV, handle_stop_ap,
"Stop AP functionality\n");
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