lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

[wireless ieee80211,ipw2200] Lindent source code

Browse Source 
No code changes, just Lindent + manual fixups.

This prepares us for updating to the latest Intel driver code, plus
gives the source code a nice facelift.
This commit is contained in:
Jeff Garzik
2005-09-07 00:48:31 -04:00
parent bbeec90b98
commit 0edd5b4491
10 changed files with 1658 additions and 1759 deletions
Download Patch File Download Diff File Expand all files Collapse all files

66
net/ieee80211/ieee80211_tx.c
View File

@@ -45,10 +45,8 @@
#include <net/ieee80211.h>
/*
802.11 Data Frame
,-------------------------------------------------------------------.
@@ -82,7 +80,6 @@ Desc. | IV | Encrypted | ICV |
`-----------------------'
Total: 8 non-data bytes
802.3 Ethernet Data Frame
,-----------------------------------------.
@@ -131,7 +128,7 @@ payload of each frame is reduced to 492 bytes.
static u8 P802_1H_OUI[P80211_OUI_LEN] = { 0x00, 0x00, 0xf8 };
static u8 RFC1042_OUI[P80211_OUI_LEN] = { 0x00, 0x00, 0x00 };
static inline int ieee80211_put_snap(u8 *data, u16 h_proto)
static inline int ieee80211_put_snap(u8 * data, u16 h_proto)
{
struct ieee80211_snap_hdr *snap;
u8 *oui;
@@ -149,17 +146,15 @@ static inline int ieee80211_put_snap(u8 *data, u16 h_proto)
snap->oui[1] = oui[1];
snap->oui[2] = oui[2];
*(u16 *)(data + SNAP_SIZE) = htons(h_proto);
*(u16 *) (data + SNAP_SIZE) = htons(h_proto);
return SNAP_SIZE + sizeof(u16);
}
static inline int ieee80211_encrypt_fragment(
struct ieee80211_device *ieee,
struct sk_buff *frag,
int hdr_len)
static inline int ieee80211_encrypt_fragment(struct ieee80211_device *ieee,
struct sk_buff *frag, int hdr_len)
{
struct ieee80211_crypt_data* crypt = ieee->crypt[ieee->tx_keyidx];
struct ieee80211_crypt_data *crypt = ieee->crypt[ieee->tx_keyidx];
int res;
#ifdef CONFIG_IEEE80211_CRYPT_TKIP
@@ -167,7 +162,7 @@ static inline int ieee80211_encrypt_fragment(
if (ieee->tkip_countermeasures &&
crypt && crypt->ops && strcmp(crypt->ops->name, "TKIP") == 0) {
header = (struct ieee80211_hdr *) frag->data;
header = (struct ieee80211_hdr *)frag->data;
if (net_ratelimit()) {
printk(KERN_DEBUG "%s: TKIP countermeasures: dropped "
"TX packet to " MAC_FMT "\n",
@@ -200,8 +195,8 @@ static inline int ieee80211_encrypt_fragment(
return 0;
}
void ieee80211_txb_free(struct ieee80211_txb *txb) {
void ieee80211_txb_free(struct ieee80211_txb *txb)
{
int i;
if (unlikely(!txb))
return;
@@ -216,9 +211,8 @@ static struct ieee80211_txb *ieee80211_alloc_txb(int nr_frags, int txb_size,
{
struct ieee80211_txb *txb;
int i;
txb = kmalloc(
sizeof(struct ieee80211_txb) + (sizeof(u8*) * nr_frags),
gfp_mask);
txb = kmalloc(sizeof(struct ieee80211_txb) + (sizeof(u8 *) * nr_frags),
gfp_mask);
if (!txb)
return NULL;
@@ -243,8 +237,7 @@ static struct ieee80211_txb *ieee80211_alloc_txb(int nr_frags, int txb_size,
}
/* SKBs are added to the ieee->tx_queue. */
int ieee80211_xmit(struct sk_buff *skb,
struct net_device *dev)
int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct ieee80211_device *ieee = netdev_priv(dev);
struct ieee80211_txb *txb = NULL;
@@ -255,21 +248,20 @@ int ieee80211_xmit(struct sk_buff *skb,
int ether_type, encrypt;
int bytes, fc, hdr_len;
struct sk_buff *skb_frag;
struct ieee80211_hdr header = { /* Ensure zero initialized */
struct ieee80211_hdr header = { /* Ensure zero initialized */
.duration_id = 0,
.seq_ctl = 0
};
u8 dest[ETH_ALEN], src[ETH_ALEN];
struct ieee80211_crypt_data* crypt;
struct ieee80211_crypt_data *crypt;
spin_lock_irqsave(&ieee->lock, flags);
/* If there is no driver handler to take the TXB, dont' bother
* creating it... */
if (!ieee->hard_start_xmit) {
printk(KERN_WARNING "%s: No xmit handler.\n",
ieee->dev->name);
printk(KERN_WARNING "%s: No xmit handler.\n", ieee->dev->name);
goto success;
}
@@ -284,7 +276,7 @@ int ieee80211_xmit(struct sk_buff *skb,
crypt = ieee->crypt[ieee->tx_keyidx];
encrypt = !(ether_type == ETH_P_PAE && ieee->ieee802_1x) &&
ieee->host_encrypt && crypt && crypt->ops;
ieee->host_encrypt && crypt && crypt->ops;
if (!encrypt && ieee->ieee802_1x &&
ieee->drop_unencrypted && ether_type != ETH_P_PAE) {
@@ -294,7 +286,7 @@ int ieee80211_xmit(struct sk_buff *skb,
/* Save source and destination addresses */
memcpy(&dest, skb->data, ETH_ALEN);
memcpy(&src, skb->data+ETH_ALEN, ETH_ALEN);
memcpy(&src, skb->data + ETH_ALEN, ETH_ALEN);
/* Advance the SKB to the start of the payload */
skb_pull(skb, sizeof(struct ethhdr));
@@ -304,7 +296,7 @@ int ieee80211_xmit(struct sk_buff *skb,
if (encrypt)
fc = IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA |
IEEE80211_FCTL_PROTECTED;
IEEE80211_FCTL_PROTECTED;
else
fc = IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA;
@@ -327,8 +319,7 @@ int ieee80211_xmit(struct sk_buff *skb,
/* Determine fragmentation size based on destination (multicast
* and broadcast are not fragmented) */
if (is_multicast_ether_addr(dest) ||
is_broadcast_ether_addr(dest))
if (is_multicast_ether_addr(dest) || is_broadcast_ether_addr(dest))
frag_size = MAX_FRAG_THRESHOLD;
else
frag_size = ieee->fts;
@@ -345,7 +336,7 @@ int ieee80211_xmit(struct sk_buff *skb,
/* Each fragment may need to have room for encryptiong pre/postfix */
if (encrypt)
bytes_per_frag -= crypt->ops->extra_prefix_len +
crypt->ops->extra_postfix_len;
crypt->ops->extra_postfix_len;
/* Number of fragments is the total bytes_per_frag /
* payload_per_fragment */
@@ -380,19 +371,19 @@ int ieee80211_xmit(struct sk_buff *skb,
/* If this is not the last fragment, then add the MOREFRAGS
* bit to the frame control */
if (i != nr_frags - 1) {
frag_hdr->frame_ctl = cpu_to_le16(
fc | IEEE80211_FCTL_MOREFRAGS);
frag_hdr->frame_ctl =
cpu_to_le16(fc | IEEE80211_FCTL_MOREFRAGS);
bytes = bytes_per_frag;
} else {
/* The last fragment takes the remaining length */
bytes = bytes_last_frag;
}
/* Put a SNAP header on the first fragment */
/* Put a SNAP header on the first fragment */
if (i == 0) {
ieee80211_put_snap(
skb_put(skb_frag, SNAP_SIZE + sizeof(u16)),
ether_type);
ieee80211_put_snap(skb_put
(skb_frag, SNAP_SIZE + sizeof(u16)),
ether_type);
bytes -= SNAP_SIZE + sizeof(u16);
}
@@ -410,14 +401,13 @@ int ieee80211_xmit(struct sk_buff *skb,
skb_put(skb_frag, 4);
}
success:
success:
spin_unlock_irqrestore(&ieee->lock, flags);
dev_kfree_skb_any(skb);
if (txb) {
if ((*ieee->hard_start_xmit)(txb, dev) == 0) {
if ((*ieee->hard_start_xmit) (txb, dev) == 0) {
stats->tx_packets++;
stats->tx_bytes += txb->payload_size;
return 0;
@@ -427,7 +417,7 @@ int ieee80211_xmit(struct sk_buff *skb,
return 0;
failed:
failed:
spin_unlock_irqrestore(&ieee->lock, flags);
netif_stop_queue(dev);
stats->tx_errors++;