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authorJouni Malinen <j@w1.fi>2008-06-13 19:44:48 +0300
committerJohn W. Linville <linville@tuxdriver.com>2008-06-14 12:18:12 -0400
commite36cfdc9b17fa64245ee6206287e5120e59bbfca (patch)
treedaef7afbb47f228a2c5db6c253e5b6db67de252b /drivers/net/wireless
parentf248f10515dc7279120adf2d3eabcac9561fb1b4 (diff)
mac80211_hwsim: Shared TX code for received frames and Beacons
Use a shared function for transmitting the frames instead of duplicated code in two places. Signed-off-by: Jouni Malinen <j@w1.fi> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless')
-rw-r--r--drivers/net/wireless/mac80211_hwsim.c83
1 files changed, 32 insertions, 51 deletions
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index 7a8494e4ca5..8da352ae682 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -144,31 +144,14 @@ static void mac80211_hwsim_monitor_rx(struct ieee80211_hw *hw,
}
-static int mac80211_hwsim_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
+static int mac80211_hwsim_tx_frame(struct ieee80211_hw *hw,
+ struct sk_buff *skb)
{
struct mac80211_hwsim_data *data = hw->priv;
- struct ieee80211_rx_status rx_status;
int i, ack = 0;
- struct ieee80211_hdr *hdr;
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
- struct ieee80211_tx_info *txi;
-
- mac80211_hwsim_monitor_rx(hw, skb);
-
- if (skb->len < 10) {
- /* Should not happen; just a sanity check for addr1 use */
- dev_kfree_skb(skb);
- return NETDEV_TX_OK;
- }
-
- if (!data->radio_enabled) {
- printk(KERN_DEBUG "%s: dropped TX frame since radio "
- "disabled\n", wiphy_name(hw->wiphy));
- dev_kfree_skb(skb);
- return NETDEV_TX_OK;
- }
-
- hdr = (struct ieee80211_hdr *) skb->data;
+ struct ieee80211_rx_status rx_status;
memset(&rx_status, 0, sizeof(rx_status));
/* TODO: set mactime */
@@ -199,6 +182,33 @@ static int mac80211_hwsim_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
ieee80211_rx_irqsafe(hwsim_radios[i], nskb, &rx_status);
}
+ return ack;
+}
+
+
+static int mac80211_hwsim_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
+{
+ struct mac80211_hwsim_data *data = hw->priv;
+ int ack;
+ struct ieee80211_tx_info *txi;
+
+ mac80211_hwsim_monitor_rx(hw, skb);
+
+ if (skb->len < 10) {
+ /* Should not happen; just a sanity check for addr1 use */
+ dev_kfree_skb(skb);
+ return NETDEV_TX_OK;
+ }
+
+ if (!data->radio_enabled) {
+ printk(KERN_DEBUG "%s: dropped TX frame since radio "
+ "disabled\n", wiphy_name(hw->wiphy));
+ dev_kfree_skb(skb);
+ return NETDEV_TX_OK;
+ }
+
+ ack = mac80211_hwsim_tx_frame(hw, skb);
+
txi = IEEE80211_SKB_CB(skb);
memset(&txi->status, 0, sizeof(txi->status));
if (!(txi->flags & IEEE80211_TX_CTL_NO_ACK)) {
@@ -254,10 +264,7 @@ static void mac80211_hwsim_beacon_tx(void *arg, u8 *mac,
struct ieee80211_vif *vif)
{
struct ieee80211_hw *hw = arg;
- struct mac80211_hwsim_data *data = hw->priv;
struct sk_buff *skb;
- struct ieee80211_rx_status rx_status;
- int i;
struct ieee80211_tx_info *info;
if (vif->type != IEEE80211_IF_TYPE_AP)
@@ -269,33 +276,7 @@ static void mac80211_hwsim_beacon_tx(void *arg, u8 *mac,
info = IEEE80211_SKB_CB(skb);
mac80211_hwsim_monitor_rx(hw, skb);
-
- memset(&rx_status, 0, sizeof(rx_status));
- /* TODO: set mactime */
- rx_status.freq = data->channel->center_freq;
- rx_status.band = data->channel->band;
- rx_status.rate_idx = info->tx_rate_idx;
- /* TODO: simulate signal strength (and optional packet drop) */
-
- /* Copy skb to all enabled radios that are on the current frequency */
- for (i = 0; i < hwsim_radio_count; i++) {
- struct mac80211_hwsim_data *data2;
- struct sk_buff *nskb;
-
- if (hwsim_radios[i] == NULL || hwsim_radios[i] == hw)
- continue;
- data2 = hwsim_radios[i]->priv;
- if (!data2->started || !data2->radio_enabled ||
- data->channel->center_freq != data2->channel->center_freq)
- continue;
-
- nskb = skb_copy(skb, GFP_ATOMIC);
- if (nskb == NULL)
- continue;
-
- ieee80211_rx_irqsafe(hwsim_radios[i], nskb, &rx_status);
- }
-
+ mac80211_hwsim_tx_frame(hw, skb);
dev_kfree_skb(skb);
}