summaryrefslogtreecommitdiffstats
path: root/package/mac80211/patches/015-hostapd-ioctl-hw-features.patch
diff options
context:
space:
mode:
Diffstat (limited to 'package/mac80211/patches/015-hostapd-ioctl-hw-features.patch')
-rw-r--r--package/mac80211/patches/015-hostapd-ioctl-hw-features.patch122
1 files changed, 122 insertions, 0 deletions
diff --git a/package/mac80211/patches/015-hostapd-ioctl-hw-features.patch b/package/mac80211/patches/015-hostapd-ioctl-hw-features.patch
new file mode 100644
index 000000000..d6e5dfd07
--- /dev/null
+++ b/package/mac80211/patches/015-hostapd-ioctl-hw-features.patch
@@ -0,0 +1,122 @@
+---
+ net/mac80211/ieee80211_ioctl.c | 102 +++++++++++++++++++++++++++++++++++++++++
+ 1 file changed, 102 insertions(+)
+
+--- everything.orig/net/mac80211/ieee80211_ioctl.c 2007-11-07 13:19:32.281514919 +0100
++++ everything/net/mac80211/ieee80211_ioctl.c 2007-11-07 13:19:33.681513453 +0100
+@@ -125,6 +125,105 @@ static int ieee80211_ioctl_siwgenie(stru
+ return -EOPNOTSUPP;
+ }
+
++/*
++ * Wow. This ioctl interface is such crap, it's tied
++ * to internal definitions. I hope it dies soon.
++ */
++static int mode_to_hostapd_mode(enum ieee80211_phymode mode)
++{
++ switch (mode) {
++ case MODE_IEEE80211A:
++ return 0;
++ case MODE_IEEE80211B:
++ return 1;
++ case MODE_IEEE80211G:
++ return 3;
++ case NUM_IEEE80211_MODES:
++ WARN_ON(1);
++ break;
++ }
++ WARN_ON(1);
++ return -1;
++}
++
++static int channel_flags_to_hostapd_flags(int flags)
++{
++ int res = 0;
++
++ if (flags & IEEE80211_CHAN_W_SCAN)
++ res |= 1;
++ if (flags & IEEE80211_CHAN_W_ACTIVE_SCAN)
++ res |= 2;
++ if (flags & IEEE80211_CHAN_W_IBSS)
++ res |= 4;
++
++ return res;
++}
++
++struct ieee80211_channel_data {
++ short chan; /* channel number (IEEE 802.11) */
++ short freq; /* frequency in MHz */
++ int flag; /* flag for hostapd use (IEEE80211_CHAN_*) */
++};
++
++struct ieee80211_rate_data {
++ int rate; /* rate in 100 kbps */
++ int flags; /* IEEE80211_RATE_ flags */
++};
++
++static int ieee80211_ioctl_get_hw_features(struct net_device *dev,
++ struct prism2_hostapd_param *param,
++ int param_len)
++{
++ struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
++ u8 *pos = param->u.hw_features.data;
++ int left = param_len - (pos - (u8 *) param);
++ int i;
++ struct hostapd_ioctl_hw_modes_hdr *hdr;
++ struct ieee80211_rate_data *rate;
++ struct ieee80211_channel_data *chan;
++ struct ieee80211_hw_mode *mode;
++
++ param->u.hw_features.flags = 0;
++
++ param->u.hw_features.num_modes = 0;
++ list_for_each_entry(mode, &local->modes_list, list) {
++ int clen, rlen;
++
++ param->u.hw_features.num_modes++;
++ clen =
++ mode->num_channels * sizeof(struct ieee80211_channel_data);
++ rlen = mode->num_rates * sizeof(struct ieee80211_rate_data);
++ if (left < sizeof(*hdr) + clen + rlen)
++ return -E2BIG;
++ left -= sizeof(*hdr) + clen + rlen;
++
++ hdr = (struct hostapd_ioctl_hw_modes_hdr *)pos;
++ hdr->mode = mode_to_hostapd_mode(mode->mode);
++ hdr->num_channels = mode->num_channels;
++ hdr->num_rates = mode->num_rates;
++
++ pos = (u8 *) (hdr + 1);
++ chan = (struct ieee80211_channel_data *)pos;
++ for (i = 0; i < mode->num_channels; i++) {
++ chan[i].chan = mode->channels[i].chan;
++ chan[i].freq = mode->channels[i].freq;
++ chan[i].flag = channel_flags_to_hostapd_flags(
++ mode->channels[i].flag);
++ }
++ pos += clen;
++
++ rate = (struct ieee80211_rate_data *)pos;
++ for (i = 0; i < mode->num_rates; i++) {
++ rate[i].rate = mode->rates[i].rate;
++ rate[i].flags = mode->rates[i].flags;
++ }
++ pos += rlen;
++ }
++
++ return 0;
++}
++
+
+ static int ieee80211_ioctl_priv_hostapd(struct net_device *dev,
+ struct iw_point *p)
+@@ -151,6 +250,9 @@ static int ieee80211_ioctl_priv_hostapd(
+ }
+
+ switch (param->cmd) {
++ case PRISM2_HOSTAPD_GET_HW_FEATURES:
++ ret = ieee80211_ioctl_get_hw_features(dev, param, p->length);
++ break;
+ default:
+ ret = -EOPNOTSUPP;
+ break;