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nl80211: Handle creation of P2P Device interface

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Add specific handler for creating the P2P Device to store the wdev_id as
this type of interface does not have an interface index.

Signed-hostap: Arend van Spriel <arend@broadcom.com>
This commit is contained in:
Arend van Spriel 2013-06-25 13:41:55 +03:00 committed by Jouni Malinen
parent 01517c8b30
commit e472e1b458
1 changed files with 53 additions and 7 deletions
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52
src/drivers/driver_nl80211.c
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@ -4763,10 +4763,15 @@ static int wpa_driver_nl80211_set_key(const char *ifname, struct i802_bss *bss,
const u8 *key, size_t key_len) const u8 *key, size_t key_len)
{ {
struct wpa_driver_nl80211_data *drv = bss->drv; struct wpa_driver_nl80211_data *drv = bss->drv;
int ifindex = if_nametoindex(ifname); int ifindex;
struct nl_msg *msg; struct nl_msg *msg;
int ret; int ret;
/* Ignore for P2P Device */
if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
return 0;
ifindex = if_nametoindex(ifname);
wpa_printf(MSG_DEBUG, "%s: ifindex=%d (%s) alg=%d addr=%p key_idx=%d " wpa_printf(MSG_DEBUG, "%s: ifindex=%d (%s) alg=%d addr=%p key_idx=%d "
"set_tx=%d seq_len=%lu key_len=%lu", "set_tx=%d seq_len=%lu key_len=%lu",
__func__, ifindex, ifname, alg, addr, key_idx, set_tx, __func__, ifindex, ifname, alg, addr, key_idx, set_tx,
@ -8826,13 +8831,36 @@ static int nl80211_p2p_interface_addr(struct wpa_driver_nl80211_data *drv,
#endif /* CONFIG_P2P */ #endif /* CONFIG_P2P */
static int nl80211_create_p2p_dev_handler(struct nl_msg *msg, void *arg)
{
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
struct nlattr *tb[NL80211_ATTR_MAX + 1];
struct i802_bss *p2p_dev = arg;
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
genlmsg_attrlen(gnlh, 0), NULL);
if (tb[NL80211_ATTR_WDEV]) {
p2p_dev->wdev_id = nla_get_u64(tb[NL80211_ATTR_WDEV]);
p2p_dev->wdev_id_set = 1;
}
if (tb[NL80211_ATTR_MAC])
os_memcpy(p2p_dev->addr, nla_data(tb[NL80211_ATTR_MAC]),
ETH_ALEN);
return NL_SKIP;
}
static int wpa_driver_nl80211_if_add(void *priv, enum wpa_driver_if_type type, static int wpa_driver_nl80211_if_add(void *priv, enum wpa_driver_if_type type,
const char *ifname, const u8 *addr, const char *ifname, const u8 *addr,
void *bss_ctx, void **drv_priv, void *bss_ctx, void **drv_priv,
char *force_ifname, u8 *if_addr, char *force_ifname, u8 *if_addr,
const char *bridge) const char *bridge)
{ {
enum nl80211_iftype nlmode;
struct i802_bss *bss = priv; struct i802_bss *bss = priv;
struct i802_bss *p2pdev;
struct wpa_driver_nl80211_data *drv = bss->drv; struct wpa_driver_nl80211_data *drv = bss->drv;
int ifidx; int ifidx;
#ifdef HOSTAPD #ifdef HOSTAPD
@ -8847,8 +8875,25 @@ static int wpa_driver_nl80211_if_add(void *priv, enum wpa_driver_if_type type,
if (addr) if (addr)
os_memcpy(if_addr, addr, ETH_ALEN); os_memcpy(if_addr, addr, ETH_ALEN);
ifidx = nl80211_create_iface(drv, ifname, nlmode = wpa_driver_nl80211_if_type(type);
wpa_driver_nl80211_if_type(type), addr, if (nlmode == NL80211_IFTYPE_P2P_DEVICE) {
p2pdev = os_zalloc(sizeof(*p2pdev));
if (!p2pdev)
return -1;
*p2pdev = *bss;
os_strlcpy(p2pdev->ifname, ifname, IFNAMSIZ);
ifidx = nl80211_create_iface(drv, ifname, nlmode, addr,
0, nl80211_create_p2p_dev_handler,
p2pdev);
if (!p2pdev->wdev_id_set || ifidx != 0 ||
is_zero_ether_addr((const u8 *) &p2pdev->addr)) {
wpa_printf(MSG_ERROR, "nl80211: Failed to create a P2P Device interface %s",
ifname);
os_free(p2pdev);
return -1;
}
} else {
ifidx = nl80211_create_iface(drv, ifname, nlmode, addr,
0, NULL, NULL); 0, NULL, NULL);
if (ifidx < 0) { if (ifidx < 0) {
#ifdef HOSTAPD #ifdef HOSTAPD
@ -8856,6 +8901,7 @@ static int wpa_driver_nl80211_if_add(void *priv, enum wpa_driver_if_type type,
#endif /* HOSTAPD */ #endif /* HOSTAPD */
return -1; return -1;
} }
}
if (!addr && if (!addr &&
linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname, linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname,