#include <net/if.h>
#include <linux/if_packet.h>
#include <linux/if_ether.h> /* The L2 protocols */
-#include <linux/wireless.h>
+#include "wireless_copy.h"
#include <net/if_arp.h>
#include "hostapd.h"
struct hostapd_data *hapd;
char iface[IFNAMSIZ + 1];
+ int bridge;
int ioctl_sock; /* socket for ioctl() use */
int wext_sock; /* socket for wireless events */
int eapol_sock; /* socket for EAPOL frames */
int we_version;
struct nl_handle *nl_handle;
struct nl_cache *nl_cache;
+ struct nl_cb *nl_cb;
struct genl_family *nl80211;
- int dtim_period;
+ int dtim_period, beacon_int;
unsigned int beacon_set:1;
unsigned int ieee802_1x_active:1;
};
{
int i;
+ if (ifidx == drv->bridge)
+ return 1;
+
for (i = 0; i < drv->num_if_indices; i++)
if (drv->if_indices[i] == ifidx)
return 1;
}
-/* helper for netlink get routines */
-static int ack_wait_handler(struct nl_msg *msg, void *arg)
+/* nl80211 code */
+static int ack_handler(struct nl_msg *msg, void *arg)
{
- int *finished = arg;
-
- *finished = 1;
+ int *err = arg;
+ *err = 0;
return NL_STOP;
}
+static int finish_handler(struct nl_msg *msg, void *arg)
+{
+ int *ret = arg;
+ *ret = 0;
+ return NL_SKIP;
+}
+
+static int error_handler(struct sockaddr_nl *nla, struct nlmsgerr *err,
+ void *arg)
+{
+ int *ret = arg;
+ *ret = err->error;
+ return NL_SKIP;
+}
+
+static int send_and_recv_msgs(struct i802_driver_data *drv,
+ struct nl_msg *msg,
+ int (*valid_handler)(struct nl_msg *, void *),
+ void *valid_data)
+{
+ struct nl_cb *cb;
+ int err = -ENOMEM;
+
+ cb = nl_cb_clone(drv->nl_cb);
+ if (!cb)
+ goto out;
+
+ err = nl_send_auto_complete(drv->nl_handle, msg);
+ if (err < 0)
+ goto out;
+
+ err = 1;
+
+ nl_cb_err(cb, NL_CB_CUSTOM, error_handler, &err);
+ nl_cb_set(cb, NL_CB_FINISH, NL_CB_CUSTOM, finish_handler, &err);
+ nl_cb_set(cb, NL_CB_ACK, NL_CB_CUSTOM, ack_handler, &err);
+
+ if (valid_handler)
+ nl_cb_set(cb, NL_CB_VALID, NL_CB_CUSTOM,
+ valid_handler, valid_data);
+
+ while (err > 0)
+ nl_recvmsgs(drv->nl_handle, cb);
+ out:
+ nl_cb_put(cb);
+ nlmsg_free(msg);
+ return err;
+}
static int hostapd_set_iface_flags(struct i802_driver_data *drv,
const char *ifname, int dev_up)
}
-static int i802_set_encryption(const char *iface, void *priv, const char *alg,
- const u8 *addr, int idx, const u8 *key,
- size_t key_len, int txkey)
+static int nl_set_encr(int ifindex, struct i802_driver_data *drv,
+ const char *alg, const u8 *addr, int idx, const u8 *key,
+ size_t key_len, int txkey)
{
- struct i802_driver_data *drv = priv;
struct nl_msg *msg;
- int ret = -1;
- int err = 0;
+ int ret;
msg = nlmsg_alloc();
if (!msg)
- goto out;
+ return -ENOMEM;
if (strcmp(alg, "none") == 0) {
genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
NLA_PUT_U32(msg, NL80211_ATTR_KEY_CIPHER, 0x000FAC02);
else if (strcmp(alg, "CCMP") == 0)
NLA_PUT_U32(msg, NL80211_ATTR_KEY_CIPHER, 0x000FAC04);
- else
- goto out;
+ else if (strcmp(alg, "IGTK") == 0)
+ NLA_PUT_U32(msg, NL80211_ATTR_KEY_CIPHER, 0x000FAC06);
+ else {
+ wpa_printf(MSG_ERROR, "%s: Unsupported encryption "
+ "algorithm '%s'", __func__, alg);
+ nlmsg_free(msg);
+ return -1;
+ }
}
if (addr)
NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
NLA_PUT_U8(msg, NL80211_ATTR_KEY_IDX, idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, if_nametoindex(iface));
+ NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, ifindex);
- if (nl_send_auto_complete(drv->nl_handle, msg) < 0 ||
- (err = nl_wait_for_ack(drv->nl_handle)) < 0) {
- if (err != -ENOENT) {
- err = 0;
- goto out;
- }
- }
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret == -ENOENT)
+ ret = 0;
/*
- * If we need to set the default TX key we do that below,
- * otherwise we're done here.
+ * If we failed or don't need to set the default TX key (below),
+ * we're done here.
*/
- if (!txkey || addr) {
- ret = 0;
- goto out;
- }
-
- nlmsg_free(msg);
+ if (ret || !txkey || addr)
+ return ret;
msg = nlmsg_alloc();
if (!msg)
- goto out;
+ return -ENOMEM;
genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
0, NL80211_CMD_SET_KEY, 0);
NLA_PUT_U8(msg, NL80211_ATTR_KEY_IDX, idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, if_nametoindex(iface));
+ NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, ifindex);
+#ifdef NL80211_MFP_PENDING
+ if (strcmp(alg, "IGTK") == 0)
+ NLA_PUT_FLAG(msg, NL80211_ATTR_KEY_DEFAULT_MGMT);
+ else
+ NLA_PUT_FLAG(msg, NL80211_ATTR_KEY_DEFAULT);
+#else /* NL80211_MFP_PENDING */
NLA_PUT_FLAG(msg, NL80211_ATTR_KEY_DEFAULT);
+#endif /* NL80211_MFP_PENDING */
- if (nl_send_auto_complete(drv->nl_handle, msg) < 0 ||
- (err = nl_wait_for_ack(drv->nl_handle)) < 0) {
- if (err != -ENOENT) {
- err = 0;
- goto out;
- }
- }
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret == -ENOENT)
+ ret = 0;
+ return ret;
+ nla_put_failure:
+ return -ENOBUFS;
+}
- ret = 0;
- out:
- nla_put_failure:
- nlmsg_free(msg);
+static int i802_set_encryption(const char *iface, void *priv, const char *alg,
+ const u8 *addr, int idx, const u8 *key,
+ size_t key_len, int txkey)
+{
+ struct i802_driver_data *drv = priv;
+ int ret;
+
+ ret = nl_set_encr(if_nametoindex(iface), drv, alg, addr, idx, key,
+ key_len, txkey);
+ if (ret < 0)
+ return ret;
+
+ if (strcmp(alg, "IGTK") == 0) {
+ ret = nl_set_encr(drv->monitor_ifidx, drv, alg, addr, idx, key,
+ key_len, txkey);
+ }
+
return ret;
}
static int get_key_handler(struct nl_msg *msg, void *arg)
{
- struct nlattr *tb[NL80211_ATTR_MAX];
+ struct nlattr *tb[NL80211_ATTR_MAX + 1];
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
{
struct i802_driver_data *drv = priv;
struct nl_msg *msg;
- struct nl_cb *cb = NULL;
- int ret = -1;
- int err = 0;
- int finished = 0;
msg = nlmsg_alloc();
if (!msg)
- goto out;
+ return -ENOMEM;
genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
0, NL80211_CMD_GET_KEY, 0);
NLA_PUT_U8(msg, NL80211_ATTR_KEY_IDX, idx);
NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, if_nametoindex(iface));
- cb = nl_cb_alloc(NL_CB_CUSTOM);
- if (!cb)
- goto out;
-
memset(seq, 0, 6);
- if (nl_send_auto_complete(drv->nl_handle, msg) < 0)
- goto out;
-
- nl_cb_set(cb, NL_CB_VALID, NL_CB_CUSTOM, get_key_handler, seq);
- nl_cb_set(cb, NL_CB_ACK, NL_CB_CUSTOM, ack_wait_handler, &finished);
-
- err = nl_recvmsgs(drv->nl_handle, cb);
-
- if (!finished)
- err = nl_wait_for_ack(drv->nl_handle);
-
- if (err < 0)
- goto out;
-
- ret = 0;
-
- out:
- nl_cb_put(cb);
+ return send_and_recv_msgs(drv, msg, get_key_handler, seq);
nla_put_failure:
- nlmsg_free(msg);
- return ret;
+ return -ENOBUFS;
}
static int i802_set_rate_sets(void *priv, int *supp_rates, int *basic_rates,
int mode)
{
- return -1;
-}
+#ifdef NL80211_ATTR_BSS_BASIC_RATES
+ struct i802_driver_data *drv = priv;
+ struct nl_msg *msg;
+ u8 rates[NL80211_MAX_SUPP_RATES];
+ u8 rates_len = 0;
+ int i;
+
+ msg = nlmsg_alloc();
+ if (!msg)
+ return -ENOMEM;
+ genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0, 0,
+ NL80211_CMD_SET_BSS, 0);
-static int i802_set_ssid(const char *ifname, void *priv, const u8 *buf,
- int len)
-{
- struct i802_driver_data *drv = priv;
- struct iwreq iwr;
+ for (i = 0; i < NL80211_MAX_SUPP_RATES && basic_rates[i] >= 0; i++)
+ rates[rates_len++] = basic_rates[i] / 5;
- memset(&iwr, 0, sizeof(iwr));
- os_strlcpy(iwr.ifr_name, ifname, IFNAMSIZ);
- iwr.u.essid.flags = 1; /* SSID active */
- iwr.u.essid.pointer = (caddr_t) buf;
- iwr.u.essid.length = len;
+ NLA_PUT(msg, NL80211_ATTR_BSS_BASIC_RATES, rates_len, rates);
- if (ioctl(drv->ioctl_sock, SIOCSIWESSID, &iwr) < 0) {
- perror("ioctl[SIOCSIWESSID]");
- printf("len=%d\n", len);
- return -1;
- }
+ /* TODO: multi-BSS support */
+ NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, if_nametoindex(drv->iface));
- return 0;
+ return send_and_recv_msgs(drv, msg, NULL, NULL);
+ nla_put_failure:
+ return -ENOBUFS;
+#else /* NL80211_ATTR_BSS_BASIC_RATES */
+ return -1;
+#endif /* NL80211_ATTR_BSS_BASIC_RATES */
}
-static int i802_send_mgmt_frame(void *priv, const void *data, size_t len,
- int flags)
+static int i802_send_frame(void *priv, const void *data, size_t len,
+ int encrypt, int flags)
{
- struct ieee80211_hdr *hdr = (void*) data;
__u8 rtap_hdr[] = {
0x00, 0x00, /* radiotap version */
0x0e, 0x00, /* radiotap length */
0x02, 0xc0, 0x00, 0x00, /* bmap: flags, tx and rx flags */
- 0x0c, /* F_WEP | F_FRAG (encrypt/fragment if required) */
+ IEEE80211_RADIOTAP_F_FRAG, /* F_FRAG (fragment if required) */
0x00, /* padding */
0x00, 0x00, /* RX and TX flags to indicate that */
0x00, 0x00, /* this is the injected frame directly */
.msg_flags = 0,
};
- /*
- * ugh, guess what, the generic code sets one of the version
- * bits to request tx callback
- */
- hdr->frame_control &= ~host_to_le16(BIT(1));
+ if (encrypt)
+ rtap_hdr[8] |= IEEE80211_RADIOTAP_F_WEP;
+
return sendmsg(drv->monitor_sock, &msg, flags);
}
+static int i802_send_mgmt_frame(void *priv, const void *data, size_t len,
+ int flags)
+{
+ return i802_send_frame(priv, data, len, 1, flags);
+}
/* Set kernel driver on given frequency (MHz) */
static int i802_set_freq(void *priv, int mode, int freq)
{
struct i802_driver_data *drv = priv;
struct nl_msg *msg;
- int ret = -1;
msg = nlmsg_alloc();
if (!msg)
- goto out;
+ return -1;
genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_NEW_STATION, 0);
+ 0, NL80211_CMD_DEL_STATION, 0);
/*
* XXX: FIX! this needs to flush all VLANs too
NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX,
if_nametoindex(drv->iface));
- ret = 0;
-
- if (nl_send_auto_complete(drv->nl_handle, msg) < 0 ||
- nl_wait_for_ack(drv->nl_handle) < 0) {
- ret = -1;
- }
-
+ return send_and_recv_msgs(drv, msg, NULL, NULL);
nla_put_failure:
- nlmsg_free(msg);
-
- out:
- return ret;
+ return -ENOBUFS;
}
struct nlattr *tb[NL80211_ATTR_MAX + 1];
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
struct hostap_sta_driver_data *data = arg;
- struct nlattr *stats[NL80211_STA_STAT_MAX + 1];
- static struct nla_policy stats_policy[NL80211_STA_STAT_MAX + 1] = {
- [NL80211_STA_STAT_INACTIVE_TIME] = { .type = NLA_U32 },
- [NL80211_STA_STAT_RX_BYTES] = { .type = NLA_U32 },
- [NL80211_STA_STAT_TX_BYTES] = { .type = NLA_U32 },
+ struct nlattr *stats[NL80211_STA_INFO_MAX + 1];
+ static struct nla_policy stats_policy[NL80211_STA_INFO_MAX + 1] = {
+ [NL80211_STA_INFO_INACTIVE_TIME] = { .type = NLA_U32 },
+ [NL80211_STA_INFO_RX_BYTES] = { .type = NLA_U32 },
+ [NL80211_STA_INFO_TX_BYTES] = { .type = NLA_U32 },
};
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
* the kernel starts sending station notifications.
*/
- if (!tb[NL80211_ATTR_STA_STATS]) {
+ if (!tb[NL80211_ATTR_STA_INFO]) {
wpa_printf(MSG_DEBUG, "sta stats missing!");
return NL_SKIP;
}
- if (nla_parse_nested(stats, NL80211_STA_STAT_MAX,
- tb[NL80211_ATTR_STA_STATS],
+ if (nla_parse_nested(stats, NL80211_STA_INFO_MAX,
+ tb[NL80211_ATTR_STA_INFO],
stats_policy)) {
wpa_printf(MSG_DEBUG, "failed to parse nested attributes!");
return NL_SKIP;
}
- if (stats[NL80211_STA_STAT_INACTIVE_TIME])
+ if (stats[NL80211_STA_INFO_INACTIVE_TIME])
data->inactive_msec =
- nla_get_u32(stats[NL80211_STA_STAT_INACTIVE_TIME]);
- if (stats[NL80211_STA_STAT_RX_BYTES])
- data->rx_bytes = nla_get_u32(stats[NL80211_STA_STAT_RX_BYTES]);
- if (stats[NL80211_STA_STAT_TX_BYTES])
- data->rx_bytes = nla_get_u32(stats[NL80211_STA_STAT_TX_BYTES]);
+ nla_get_u32(stats[NL80211_STA_INFO_INACTIVE_TIME]);
+ if (stats[NL80211_STA_INFO_RX_BYTES])
+ data->rx_bytes = nla_get_u32(stats[NL80211_STA_INFO_RX_BYTES]);
+ if (stats[NL80211_STA_INFO_TX_BYTES])
+ data->rx_bytes = nla_get_u32(stats[NL80211_STA_INFO_TX_BYTES]);
return NL_SKIP;
}
{
struct i802_driver_data *drv = priv;
struct nl_msg *msg;
- struct nl_cb *cb = NULL;
- int ret = -1;
- int err = 0;
- int finished = 0;
msg = nlmsg_alloc();
if (!msg)
- goto out;
+ return -ENOMEM;
genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
0, NL80211_CMD_GET_STATION, 0);
NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, if_nametoindex(drv->iface));
- cb = nl_cb_alloc(NL_CB_CUSTOM);
- if (!cb)
- goto out;
-
- if (nl_send_auto_complete(drv->nl_handle, msg) < 0)
- goto out;
-
- nl_cb_set(cb, NL_CB_VALID, NL_CB_CUSTOM, get_sta_handler, data);
- nl_cb_set(cb, NL_CB_ACK, NL_CB_CUSTOM, ack_wait_handler, &finished);
-
- err = nl_recvmsgs(drv->nl_handle, cb);
-
- if (!finished)
- err = nl_wait_for_ack(drv->nl_handle);
-
- if (err < 0)
- goto out;
-
- ret = 0;
-
- out:
- nl_cb_put(cb);
+ return send_and_recv_msgs(drv, msg, get_sta_handler, data);
nla_put_failure:
- nlmsg_free(msg);
- return ret;
-
+ return -ENOBUFS;
}
pos += 2;
memcpy(pos, data, data_len);
- res = i802_send_mgmt_frame(drv, (u8 *) hdr, len, 0);
+ res = i802_send_frame(drv, (u8 *) hdr, len, encrypt, 0);
free(hdr);
if (res < 0) {
}
-static int i802_sta_add(const char *ifname, void *priv, const u8 *addr,
- u16 aid, u16 capability, u8 *supp_rates,
- size_t supp_rates_len, int flags)
+static int i802_sta_add2(const char *ifname, void *priv,
+ struct hostapd_sta_add_params *params)
{
struct i802_driver_data *drv = priv;
struct nl_msg *msg;
- int ret = -1;
+ int ret = -ENOBUFS;
msg = nlmsg_alloc();
if (!msg)
- goto out;
+ return -ENOMEM;
genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
0, NL80211_CMD_NEW_STATION, 0);
NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX,
if_nametoindex(drv->iface));
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
- NLA_PUT_U16(msg, NL80211_ATTR_STA_AID, aid);
- NLA_PUT(msg, NL80211_ATTR_STA_SUPPORTED_RATES, supp_rates_len,
- supp_rates);
- NLA_PUT_U16(msg, NL80211_ATTR_STA_LISTEN_INTERVAL, 0);
-
- ret = nl_send_auto_complete(drv->nl_handle, msg);
- if (ret < 0)
- goto nla_put_failure;
-
- ret = nl_wait_for_ack(drv->nl_handle);
- /* ignore EEXIST, this happens if a STA associates while associated */
- if (ret == -EEXIST || ret >= 0)
+ NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, params->addr);
+ NLA_PUT_U16(msg, NL80211_ATTR_STA_AID, params->aid);
+ NLA_PUT(msg, NL80211_ATTR_STA_SUPPORTED_RATES, params->supp_rates_len,
+ params->supp_rates);
+ NLA_PUT_U16(msg, NL80211_ATTR_STA_LISTEN_INTERVAL,
+ params->listen_interval);
+
+#ifdef CONFIG_IEEE80211N
+#ifdef NL80211_ATTR_HT_CAPABILITY
+ if (params->ht_capabilities) {
+ NLA_PUT(msg, NL80211_ATTR_HT_CAPABILITY,
+ params->ht_capabilities->length,
+ ¶ms->ht_capabilities->data);
+ }
+#endif /* NL80211_ATTR_HT_CAPABILITY */
+#endif /* CONFIG_IEEE80211N */
+
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret == -EEXIST)
ret = 0;
-
nla_put_failure:
- nlmsg_free(msg);
-
- out:
return ret;
}
{
struct i802_driver_data *drv = priv;
struct nl_msg *msg;
- int ret = -1;
+ int ret;
msg = nlmsg_alloc();
if (!msg)
- goto out;
+ return -ENOMEM;
genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
0, NL80211_CMD_DEL_STATION, 0);
if_nametoindex(drv->iface));
NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
- ret = 0;
-
- if (nl_send_auto_complete(drv->nl_handle, msg) < 0 ||
- nl_wait_for_ack(drv->nl_handle) < 0) {
- ret = -1;
- }
-
- nla_put_failure:
- nlmsg_free(msg);
-
- out:
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret == -ENOENT)
+ return 0;
return ret;
+ nla_put_failure:
+ return -ENOBUFS;
}
{
struct i802_driver_data *drv = priv;
struct nl_msg *msg, *flags = NULL;
- int ret = -1;
msg = nlmsg_alloc();
if (!msg)
- goto out;
+ return -ENOMEM;
flags = nlmsg_alloc();
- if (!flags)
- goto free_msg;
+ if (!flags) {
+ nlmsg_free(msg);
+ return -ENOMEM;
+ }
genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
0, NL80211_CMD_SET_STATION, 0);
if (total_flags & WLAN_STA_SHORT_PREAMBLE)
NLA_PUT_FLAG(flags, NL80211_STA_FLAG_SHORT_PREAMBLE);
+#ifdef NL80211_MFP_PENDING
+ if (total_flags & WLAN_STA_MFP)
+ NLA_PUT_FLAG(flags, NL80211_STA_FLAG_MFP);
+#endif /* NL80211_MFP_PENDING */
+
if (nla_put_nested(msg, NL80211_ATTR_STA_FLAGS, flags))
goto nla_put_failure;
- ret = 0;
-
- if (nl_send_auto_complete(drv->nl_handle, msg) < 0 ||
- nl_wait_for_ack(drv->nl_handle) < 0) {
- ret = -1;
- }
-
- nla_put_failure:
nlmsg_free(flags);
- free_msg:
- nlmsg_free(msg);
-
- out:
- return ret;
+ return send_and_recv_msgs(drv, msg, NULL, NULL);
+ nla_put_failure:
+ nlmsg_free(flags);
+ return -ENOBUFS;
}
static int i802_set_tx_queue_params(void *priv, int queue, int aifs,
int cw_min, int cw_max, int burst_time)
{
+#ifdef NL80211_ATTR_WIPHY_TXQ_PARAMS
+ struct i802_driver_data *drv = priv;
+ struct nl_msg *msg;
+ struct nlattr *txq, *params;
+
+ msg = nlmsg_alloc();
+ if (!msg)
+ return -1;
+
+ genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
+ 0, NL80211_CMD_SET_WIPHY, 0);
+
+ NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, if_nametoindex(drv->iface));
+
+ txq = nla_nest_start(msg, NL80211_ATTR_WIPHY_TXQ_PARAMS);
+ if (!txq)
+ goto nla_put_failure;
+
+ /* We are only sending parameters for a single TXQ at a time */
+ params = nla_nest_start(msg, 1);
+ if (!params)
+ goto nla_put_failure;
+
+ NLA_PUT_U8(msg, NL80211_TXQ_ATTR_QUEUE, queue);
+ /* Burst time is configured in units of 0.1 msec and TXOP parameter in
+ * 32 usec, so need to convert the value here. */
+ NLA_PUT_U16(msg, NL80211_TXQ_ATTR_TXOP, (burst_time * 100 + 16) / 32);
+ NLA_PUT_U16(msg, NL80211_TXQ_ATTR_CWMIN, cw_min);
+ NLA_PUT_U16(msg, NL80211_TXQ_ATTR_CWMAX, cw_max);
+ NLA_PUT_U8(msg, NL80211_TXQ_ATTR_AIFS, aifs);
+
+ nla_nest_end(msg, params);
+
+ nla_nest_end(msg, txq);
+
+ if (send_and_recv_msgs(drv, msg, NULL, NULL) == 0)
+ return 0;
+ nla_put_failure:
+ return -1;
+#else /* NL80211_ATTR_WIPHY_TXQ_PARAMS */
return -1;
+#endif /* NL80211_ATTR_WIPHY_TXQ_PARAMS */
}
genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
0, NL80211_CMD_DEL_INTERFACE, 0);
NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, ifidx);
- if (nl_send_auto_complete(drv->nl_handle, msg) < 0 ||
- nl_wait_for_ack(drv->nl_handle) < 0)
- nla_put_failure:
- printf("Failed to remove interface.\n");
- nlmsg_free(msg);
+
+ if (send_and_recv_msgs(drv, msg, NULL, NULL) == 0)
+ return;
+ nla_put_failure:
+ printf("Failed to remove interface.\n");
}
int ifidx;
struct ifreq ifreq;
struct iwreq iwr;
+ int ret = -ENOBUFS;
msg = nlmsg_alloc();
if (!msg)
goto nla_put_failure;
}
- if (nl_send_auto_complete(drv->nl_handle, msg) < 0 ||
- nl_wait_for_ack(drv->nl_handle) < 0) {
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret) {
nla_put_failure:
printf("Failed to create interface %s.\n", ifname);
- nlmsg_free(msg);
- return -1;
+ return ret;
}
- nlmsg_free(msg);
-
ifidx = if_nametoindex(ifname);
if (ifidx <= 0)
struct i802_driver_data *drv = priv;
struct nl_msg *msg;
u8 cmd = NL80211_CMD_NEW_BEACON;
- int ret = -1;
+ int ret;
msg = nlmsg_alloc();
if (!msg)
- goto out;
+ return -ENOMEM;
if (drv->beacon_set)
cmd = NL80211_CMD_SET_BEACON;
NLA_PUT(msg, NL80211_ATTR_BEACON_HEAD, head_len, head);
NLA_PUT(msg, NL80211_ATTR_BEACON_TAIL, tail_len, tail);
NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, if_nametoindex(iface));
- NLA_PUT_U32(msg, NL80211_ATTR_BEACON_INTERVAL, 1000);
+ NLA_PUT_U32(msg, NL80211_ATTR_BEACON_INTERVAL, drv->beacon_int);
if (!drv->dtim_period)
drv->dtim_period = 2;
NLA_PUT_U32(msg, NL80211_ATTR_DTIM_PERIOD, drv->dtim_period);
- if (nl_send_auto_complete(drv->nl_handle, msg) < 0 ||
- nl_wait_for_ack(drv->nl_handle) < 0)
- goto out;
-
- ret = 0;
-
- drv->beacon_set = 1;
-
- out:
- nla_put_failure:
- nlmsg_free(msg);
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (!ret)
+ drv->beacon_set = 1;
return ret;
+ nla_put_failure:
+ return -ENOBUFS;
}
static int i802_del_beacon(struct i802_driver_data *drv)
{
struct nl_msg *msg;
- int ret = -1;
msg = nlmsg_alloc();
if (!msg)
- goto out;
+ return -ENOMEM;
genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
0, NL80211_CMD_DEL_BEACON, 0);
NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, if_nametoindex(drv->iface));
- if (nl_send_auto_complete(drv->nl_handle, msg) < 0 ||
- nl_wait_for_ack(drv->nl_handle) < 0)
- goto out;
-
- ret = 0;
-
- out:
+ return send_and_recv_msgs(drv, msg, NULL, NULL);
nla_put_failure:
- nlmsg_free(msg);
- return ret;
+ return -ENOBUFS;
}
{
struct i802_driver_data *drv = priv;
struct nl_msg *msg;
- int ret = -1;
+
+ drv->beacon_int = value;
+
+ if (!drv->beacon_set)
+ return 0;
msg = nlmsg_alloc();
if (!msg)
- goto out;
+ return -ENOMEM;
genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
0, NL80211_CMD_SET_BEACON, 0);
NLA_PUT_U32(msg, NL80211_ATTR_BEACON_INTERVAL, value);
- if (nl_send_auto_complete(drv->nl_handle, msg) < 0 ||
- nl_wait_for_ack(drv->nl_handle) < 0)
- goto out;
-
- ret = 0;
-
- out:
+ return send_and_recv_msgs(drv, msg, NULL, NULL);
nla_put_failure:
- nlmsg_free(msg);
- return ret;
+ return -ENOBUFS;
}
{
struct i802_driver_data *drv = priv;
struct nl_msg *msg;
- int ret = -1;
msg = nlmsg_alloc();
if (!msg)
- goto out;
+ return -ENOMEM;
genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
0, NL80211_CMD_SET_BEACON, 0);
drv->dtim_period = value;
NLA_PUT_U32(msg, NL80211_ATTR_DTIM_PERIOD, drv->dtim_period);
- if (nl_send_auto_complete(drv->nl_handle, msg) < 0 ||
- nl_wait_for_ack(drv->nl_handle) < 0)
- goto out;
+ return send_and_recv_msgs(drv, msg, NULL, NULL);
+ nla_put_failure:
+ return -ENOBUFS;
+}
- ret = 0;
- out:
+static int i802_set_bss(void *priv, int cts, int preamble, int slot)
+{
+#ifdef NL80211_CMD_SET_BSS
+ struct i802_driver_data *drv = priv;
+ struct nl_msg *msg;
+
+ msg = nlmsg_alloc();
+ if (!msg)
+ return -ENOMEM;
+
+ genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0, 0,
+ NL80211_CMD_SET_BSS, 0);
+
+ if (cts >= 0)
+ NLA_PUT_U8(msg, NL80211_ATTR_BSS_CTS_PROT, cts);
+ if (preamble >= 0)
+ NLA_PUT_U8(msg, NL80211_ATTR_BSS_SHORT_PREAMBLE, preamble);
+ if (slot >= 0)
+ NLA_PUT_U8(msg, NL80211_ATTR_BSS_SHORT_SLOT_TIME, slot);
+
+ /* TODO: multi-BSS support */
+ NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, if_nametoindex(drv->iface));
+
+ return send_and_recv_msgs(drv, msg, NULL, NULL);
nla_put_failure:
- nlmsg_free(msg);
- return ret;
+ return -ENOBUFS;
+#else /* NL80211_CMD_SET_BSS */
+ return -1;
+#endif /* NL80211_CMD_SET_BSS */
}
static int i802_set_cts_protect(void *priv, int value)
{
- return -1;
+ return i802_set_bss(priv, value, -1, -1);
}
static int i802_set_preamble(void *priv, int value)
{
- return -1;
+ return i802_set_bss(priv, -1, value, -1);
}
static int i802_set_short_slot_time(void *priv, int value)
{
- return -1;
+ return i802_set_bss(priv, -1, -1, value);
}
struct phy_info_arg {
u16 *num_modes;
struct hostapd_hw_modes *modes;
- int error;
};
static int phy_info_handler(struct nl_msg *msg, void *arg)
}
}
- phy_info->error = 0;
-
return NL_SKIP;
}
{
struct i802_driver_data *drv = priv;
struct nl_msg *msg;
- int err = -1;
- struct nl_cb *cb = NULL;
- int finished;
struct phy_info_arg result = {
.num_modes = num_modes,
.modes = NULL,
- .error = 1,
};
*num_modes = 0;
NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, if_nametoindex(drv->iface));
- cb = nl_cb_alloc(NL_CB_CUSTOM);
- if (!cb)
- goto out;
-
- if (nl_send_auto_complete(drv->nl_handle, msg) < 0)
- goto out;
-
- nl_cb_set(cb, NL_CB_VALID, NL_CB_CUSTOM, phy_info_handler, &result);
- nl_cb_set(cb, NL_CB_ACK, NL_CB_CUSTOM, ack_wait_handler, &finished);
-
- err = nl_recvmsgs(drv->nl_handle, cb);
-
- if (!finished)
- err = nl_wait_for_ack(drv->nl_handle);
-
- if (err < 0 || result.error) {
- hostapd_free_hw_features(result.modes, *num_modes);
- result.modes = NULL;
- }
-
- out:
- nl_cb_put(cb);
+ if (send_and_recv_msgs(drv, msg, phy_info_handler, &result) == 0)
+ return result.modes;
nla_put_failure:
- if (err)
- fprintf(stderr, "failed to get information: %d\n", err);
- nlmsg_free(msg);
- return result.modes;
+ return NULL;
}
{
struct i802_driver_data *drv = priv;
struct nl_msg *msg;
- int ret = -1;
msg = nlmsg_alloc();
if (!msg)
- goto out;
+ return -ENOMEM;
genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
0, NL80211_CMD_SET_STATION, 0);
NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX,
if_nametoindex(ifname));
- ret = 0;
-
- if (nl_send_auto_complete(drv->nl_handle, msg) < 0 ||
- (errno = nl_wait_for_ack(drv->nl_handle) < 0)) {
- ret = -1;
- }
-
+ return send_and_recv_msgs(drv, msg, NULL, NULL);
nla_put_failure:
- nlmsg_free(msg);
-
- out:
- return ret;
+ return -ENOBUFS;
}
const char *ifname)
{
struct nl_msg *msg;
+ int ret = -ENOBUFS;
msg = nlmsg_alloc();
if (!msg)
- return -1;
+ return -ENOMEM;
genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
0, NL80211_CMD_SET_INTERFACE, 0);
if_nametoindex(ifname));
NLA_PUT_U32(msg, NL80211_ATTR_IFTYPE, NL80211_IFTYPE_AP);
- if (nl_send_auto_complete(drv->nl_handle, msg) < 0 ||
- nl_wait_for_ack(drv->nl_handle) < 0) {
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (!ret)
+ return 0;
nla_put_failure:
- wpa_printf(MSG_ERROR, "Failed to set interface %s to master "
- "mode.", ifname);
- nlmsg_free(msg);
- return -1;
- }
-
- nlmsg_free(msg);
-
- return 0;
+ wpa_printf(MSG_ERROR, "Failed to set interface %s to master "
+ "mode.", ifname);
+ return ret;
}
-
+
static int i802_init_sockets(struct i802_driver_data *drv, const u8 *bssid)
{
/*
* initialise generic netlink and nl80211
*/
- drv->nl_handle = nl_handle_alloc();
+ drv->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
+ if (!drv->nl_cb) {
+ printf("Failed to allocate netlink callbacks.\n");
+ return -1;
+ }
+
+ drv->nl_handle = nl_handle_alloc_cb(drv->nl_cb);
if (!drv->nl_handle) {
printf("Failed to allocate netlink handle.\n");
return -1;
return -1;
}
- memset(&ifr, 0, sizeof(ifr));
- os_strlcpy(ifr.ifr_name, drv->iface, sizeof(ifr.ifr_name));
- if (ioctl(drv->ioctl_sock, SIOCGIFHWADDR, &ifr) != 0) {
+ memset(&ifr, 0, sizeof(ifr));
+ os_strlcpy(ifr.ifr_name, drv->iface, sizeof(ifr.ifr_name));
+ if (ioctl(drv->ioctl_sock, SIOCGIFHWADDR, &ifr) != 0) {
perror("ioctl(SIOCGIFHWADDR)");
return -1;
- }
+ }
if (ifr.ifr_hwaddr.sa_family != ARPHRD_ETHER) {
printf("Invalid HW-addr family 0x%04x\n",
drv->num_if_indices = sizeof(drv->default_if_indices) / sizeof(int);
drv->if_indices = drv->default_if_indices;
+ drv->bridge = if_nametoindex(hapd->conf->bridge);
if (i802_init_sockets(drv, bssid))
goto failed;
genl_family_put(drv->nl80211);
nl_cache_free(drv->nl_cache);
nl_handle_destroy(drv->nl_handle);
+ nl_cb_put(drv->nl_cb);
if (drv->if_indices != drv->default_if_indices)
free(drv->if_indices);
.sta_deauth = i802_sta_deauth,
.sta_disassoc = i802_sta_disassoc,
.sta_remove = i802_sta_remove,
- .set_ssid = i802_set_ssid,
.send_mgmt_frame = i802_send_mgmt_frame,
- .sta_add = i802_sta_add,
+ .sta_add2 = i802_sta_add2,
.get_inact_sec = i802_get_inact_sec,
.sta_clear_stats = i802_sta_clear_stats,
.set_freq = i802_set_freq,