nl-phy.c (15a892e728299c5879187c8301c10c14af399a0c) nl-phy.c (4a9a816a4f8c79260446811bdf80615b36539949)
1/*
2 * Netlink inteface for IEEE 802.15.4 stack
3 *
4 * Copyright 2007, 2008 Siemens AG
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2
8 * as published by the Free Software Foundation.

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25#include <net/genetlink.h>
26#include <net/cfg802154.h>
27#include <net/af_ieee802154.h>
28#include <net/ieee802154_netdev.h>
29#include <net/rtnetlink.h> /* for rtnl_{un,}lock */
30#include <linux/nl802154.h>
31
32#include "ieee802154.h"
1/*
2 * Netlink inteface for IEEE 802.15.4 stack
3 *
4 * Copyright 2007, 2008 Siemens AG
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2
8 * as published by the Free Software Foundation.

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25#include <net/genetlink.h>
26#include <net/cfg802154.h>
27#include <net/af_ieee802154.h>
28#include <net/ieee802154_netdev.h>
29#include <net/rtnetlink.h> /* for rtnl_{un,}lock */
30#include <linux/nl802154.h>
31
32#include "ieee802154.h"
33#include "rdev-ops.h"
34#include "core.h"
33
34static int ieee802154_nl_fill_phy(struct sk_buff *msg, u32 portid,
35 u32 seq, int flags, struct wpan_phy *phy)
36{
37 void *hdr;
38 int i, pages = 0;
39 uint32_t *buf = kzalloc(32 * sizeof(uint32_t), GFP_KERNEL);
40

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198 phy = wpan_phy_find(name);
199 if (!phy)
200 return -ENODEV;
201
202 msg = ieee802154_nl_new_reply(info, 0, IEEE802154_ADD_IFACE);
203 if (!msg)
204 goto out_dev;
205
35
36static int ieee802154_nl_fill_phy(struct sk_buff *msg, u32 portid,
37 u32 seq, int flags, struct wpan_phy *phy)
38{
39 void *hdr;
40 int i, pages = 0;
41 uint32_t *buf = kzalloc(32 * sizeof(uint32_t), GFP_KERNEL);
42

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200 phy = wpan_phy_find(name);
201 if (!phy)
202 return -ENODEV;
203
204 msg = ieee802154_nl_new_reply(info, 0, IEEE802154_ADD_IFACE);
205 if (!msg)
206 goto out_dev;
207
206 if (!phy->add_iface) {
207 rc = -EINVAL;
208 goto nla_put_failure;
209 }
210
211 if (info->attrs[IEEE802154_ATTR_HW_ADDR] &&
212 nla_len(info->attrs[IEEE802154_ATTR_HW_ADDR]) !=
213 IEEE802154_ADDR_LEN) {
214 rc = -EINVAL;
215 goto nla_put_failure;
216 }
217
218 if (info->attrs[IEEE802154_ATTR_DEV_TYPE]) {
219 type = nla_get_u8(info->attrs[IEEE802154_ATTR_DEV_TYPE]);
220 if (type >= __IEEE802154_DEV_MAX) {
221 rc = -EINVAL;
222 goto nla_put_failure;
223 }
224 }
225
208 if (info->attrs[IEEE802154_ATTR_HW_ADDR] &&
209 nla_len(info->attrs[IEEE802154_ATTR_HW_ADDR]) !=
210 IEEE802154_ADDR_LEN) {
211 rc = -EINVAL;
212 goto nla_put_failure;
213 }
214
215 if (info->attrs[IEEE802154_ATTR_DEV_TYPE]) {
216 type = nla_get_u8(info->attrs[IEEE802154_ATTR_DEV_TYPE]);
217 if (type >= __IEEE802154_DEV_MAX) {
218 rc = -EINVAL;
219 goto nla_put_failure;
220 }
221 }
222
226 dev = phy->add_iface(phy, devname, type);
223 dev = rdev_add_virtual_intf_deprecated(wpan_phy_to_rdev(phy), devname,
224 type);
227 if (IS_ERR(dev)) {
228 rc = PTR_ERR(dev);
229 goto nla_put_failure;
230 }
231
232 if (info->attrs[IEEE802154_ATTR_HW_ADDR]) {
233 struct sockaddr addr;
234

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252 dev_put(dev);
253
254 wpan_phy_put(phy);
255
256 return ieee802154_nl_reply(msg, info);
257
258dev_unregister:
259 rtnl_lock(); /* del_iface must be called with RTNL lock */
225 if (IS_ERR(dev)) {
226 rc = PTR_ERR(dev);
227 goto nla_put_failure;
228 }
229
230 if (info->attrs[IEEE802154_ATTR_HW_ADDR]) {
231 struct sockaddr addr;
232

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250 dev_put(dev);
251
252 wpan_phy_put(phy);
253
254 return ieee802154_nl_reply(msg, info);
255
256dev_unregister:
257 rtnl_lock(); /* del_iface must be called with RTNL lock */
260 phy->del_iface(phy, dev);
258 rdev_del_virtual_intf_deprecated(wpan_phy_to_rdev(phy), dev);
261 dev_put(dev);
262 rtnl_unlock();
263nla_put_failure:
264 nlmsg_free(msg);
265out_dev:
266 wpan_phy_put(phy);
267 return rc;
268}

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314 }
315
316 rc = -ENOBUFS;
317
318 msg = ieee802154_nl_new_reply(info, 0, IEEE802154_DEL_IFACE);
319 if (!msg)
320 goto out_dev;
321
259 dev_put(dev);
260 rtnl_unlock();
261nla_put_failure:
262 nlmsg_free(msg);
263out_dev:
264 wpan_phy_put(phy);
265 return rc;
266}

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312 }
313
314 rc = -ENOBUFS;
315
316 msg = ieee802154_nl_new_reply(info, 0, IEEE802154_DEL_IFACE);
317 if (!msg)
318 goto out_dev;
319
322 if (!phy->del_iface) {
323 rc = -EINVAL;
324 goto nla_put_failure;
325 }
326
327 rtnl_lock();
320 rtnl_lock();
328 phy->del_iface(phy, dev);
321 rdev_del_virtual_intf_deprecated(wpan_phy_to_rdev(phy), dev);
329
330 /* We don't have device anymore */
331 dev_put(dev);
332 dev = NULL;
333
334 rtnl_unlock();
335
336 if (nla_put_string(msg, IEEE802154_ATTR_PHY_NAME, wpan_phy_name(phy)) ||

--- 15 unchanged lines hidden --- 		322
323 /* We don't have device anymore */
324 dev_put(dev);
325 dev = NULL;
326
327 rtnl_unlock();
328
329 if (nla_put_string(msg, IEEE802154_ATTR_PHY_NAME, wpan_phy_name(phy)) ||

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