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nl802154: support START-CONFIRM primitive 

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dmitry Baryshkov 2009-08-07 02:58:44 +00:00 committed by David S. Miller
parent 99eb855864
commit acb8aacda3
2 changed files with 41 additions and 0 deletions
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9
include/net/nl802154.h
View File

@ -114,4 +114,13 @@ int ieee802154_nl_scan_confirm(struct net_device *dev,
int ieee802154_nl_beacon_indic(struct net_device *dev, u16 panid,
u16 coord_addr);
/**
* ieee802154_nl_start_confirm - Notify userland of completion of start.
* @dev: The device which was instructed to scan.
* @status: The status of the scan operation.
*
* Note: This is in section 7.1.14 of the IEEE 802.15.4 document.
*/
int ieee802154_nl_start_confirm(struct net_device *dev, u8 status);
#endif

32
net/ieee802154/netlink.c
View File

@ -31,6 +31,7 @@
#include <linux/nl802154.h>
#include <net/af_ieee802154.h>
#include <net/nl802154.h>
#include <net/ieee802154.h>
#include <net/ieee802154_netdev.h>
static unsigned int ieee802154_seq_num;
@ -262,6 +263,31 @@ nla_put_failure:
}
EXPORT_SYMBOL(ieee802154_nl_scan_confirm);
int ieee802154_nl_start_confirm(struct net_device *dev, u8 status)
{
struct sk_buff *msg;
pr_debug("%s\n", __func__);
msg = ieee802154_nl_create(0, IEEE802154_START_CONF);
if (!msg)
return -ENOBUFS;
NLA_PUT_STRING(msg, IEEE802154_ATTR_DEV_NAME, dev->name);
NLA_PUT_U32(msg, IEEE802154_ATTR_DEV_INDEX, dev->ifindex);
NLA_PUT(msg, IEEE802154_ATTR_HW_ADDR, IEEE802154_ADDR_LEN,
dev->dev_addr);
NLA_PUT_U8(msg, IEEE802154_ATTR_STATUS, status);
return ieee802154_nl_finish(msg);
nla_put_failure:
nlmsg_free(msg);
return -ENOBUFS;
}
EXPORT_SYMBOL(ieee802154_nl_start_confirm);
static int ieee802154_nl_fill_iface(struct sk_buff *msg, u32 pid,
u32 seq, int flags, struct net_device *dev)
{
@ -462,6 +488,12 @@ static int ieee802154_start_req(struct sk_buff *skb, struct genl_info *info)
blx = nla_get_u8(info->attrs[IEEE802154_ATTR_BAT_EXT]);
coord_realign = nla_get_u8(info->attrs[IEEE802154_ATTR_COORD_REALIGN]);
if (addr.short_addr == IEEE802154_ADDR_BROADCAST) {
ieee802154_nl_start_confirm(dev, IEEE802154_NO_SHORT_ADDRESS);
dev_put(dev);
return -EINVAL;
}
ret = ieee802154_mlme_ops(dev)->start_req(dev, &addr, channel,
bcn_ord, sf_ord, pan_coord, blx, coord_realign);