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[PATCH] hostap: Replace WLAN_FC_ defines with ieee80211 ones

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Replace remaining WLAN_FC_* defines with the ones used in ieee80211
header file. This completes the move from hostap version of frame
control field processing to ieee80211 version.

Signed-off-by: Jouni Malinen <jkmaline@cc.hut.fi>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
This commit is contained in:
Jouni Malinen
2005-08-14 21:00:01 -07:00
committed by Jeff Garzik
parent e313087e42
commit b2f4a2e3b1
6 changed files with 65 additions and 67 deletions
Download Patch File Download Diff File Expand all files Collapse all files

61
drivers/net/wireless/hostap/hostap_80211_rx.c
View File

@@ -22,8 +22,8 @@ void hostap_dump_rx_80211(const char *name, struct sk_buff *skb,
fc = le16_to_cpu(hdr->frame_ctl);
printk(KERN_DEBUG " FC=0x%04x (type=%d:%d)%s%s",
fc, WLAN_FC_GET_TYPE(fc) >> 2, WLAN_FC_GET_STYPE(fc) >> 4,
fc & WLAN_FC_TODS ? " [ToDS]" : "",
fc & WLAN_FC_FROMDS ? " [FromDS]" : "");
fc & IEEE80211_FCTL_TODS ? " [ToDS]" : "",
fc & IEEE80211_FCTL_FROMDS ? " [FromDS]" : "");
if (skb->len < IEEE80211_DATA_HDR3_LEN) {
printk("\n");
@@ -73,9 +73,9 @@ int prism2_rx_80211(struct net_device *dev, struct sk_buff *skb,
hdr = (struct ieee80211_hdr *) skb->data;
fc = le16_to_cpu(hdr->frame_ctl);
if (type == PRISM2_RX_MGMT && (fc & WLAN_FC_PVER)) {
if (type == PRISM2_RX_MGMT && (fc & IEEE80211_FCTL_VERS)) {
printk(KERN_DEBUG "%s: dropped management frame with header "
"version %d\n", dev->name, fc & WLAN_FC_PVER);
"version %d\n", dev->name, fc & IEEE80211_FCTL_VERS);
dev_kfree_skb_any(skb);
return 0;
}
@@ -525,9 +525,9 @@ hostap_rx_frame_wds(local_info_t *local, struct ieee80211_hdr *hdr,
{
/* FIX: is this really supposed to accept WDS frames only in Master
* mode? What about Repeater or Managed with WDS frames? */
if ((fc & (WLAN_FC_TODS | WLAN_FC_FROMDS)) !=
(WLAN_FC_TODS | WLAN_FC_FROMDS) &&
(local->iw_mode != IW_MODE_MASTER || !(fc & WLAN_FC_TODS)))
if ((fc & (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) !=
(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS) &&
(local->iw_mode != IW_MODE_MASTER || !(fc & IEEE80211_FCTL_TODS)))
return 0; /* not a WDS frame */
/* Possible WDS frame: either IEEE 802.11 compliant (if FromDS)
@@ -539,14 +539,15 @@ hostap_rx_frame_wds(local_info_t *local, struct ieee80211_hdr *hdr,
/* RA (or BSSID) is not ours - drop */
PDEBUG(DEBUG_EXTRA, "%s: received WDS frame with "
"not own or broadcast %s=" MACSTR "\n",
local->dev->name, fc & WLAN_FC_FROMDS ? "RA" : "BSSID",
local->dev->name,
fc & IEEE80211_FCTL_FROMDS ? "RA" : "BSSID",
MAC2STR(hdr->addr1));
return -1;
}
/* check if the frame came from a registered WDS connection */
*wds = prism2_rx_get_wds(local, hdr->addr2);
if (*wds == NULL && fc & WLAN_FC_FROMDS &&
if (*wds == NULL && fc & IEEE80211_FCTL_FROMDS &&
(local->iw_mode != IW_MODE_INFRA ||
!(local->wds_type & HOSTAP_WDS_AP_CLIENT) ||
memcmp(hdr->addr2, local->bssid, ETH_ALEN) != 0)) {
@@ -560,7 +561,7 @@ hostap_rx_frame_wds(local_info_t *local, struct ieee80211_hdr *hdr,
return -1;
}
if (*wds && !(fc & WLAN_FC_FROMDS) && local->ap &&
if (*wds && !(fc & IEEE80211_FCTL_FROMDS) && local->ap &&
hostap_is_sta_assoc(local->ap, hdr->addr2)) {
/* STA is actually associated with us even though it has a
* registered WDS link. Assume it is in 'AP client' mode.
@@ -588,11 +589,13 @@ static int hostap_is_eapol_frame(local_info_t *local, struct sk_buff *skb)
fc = le16_to_cpu(hdr->frame_ctl);
/* check that the frame is unicast frame to us */
if ((fc & (WLAN_FC_TODS | WLAN_FC_FROMDS)) == WLAN_FC_TODS &&
if ((fc & (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) ==
IEEE80211_FCTL_TODS &&
memcmp(hdr->addr1, dev->dev_addr, ETH_ALEN) == 0 &&
memcmp(hdr->addr3, dev->dev_addr, ETH_ALEN) == 0) {
/* ToDS frame with own addr BSSID and DA */
} else if ((fc & (WLAN_FC_TODS | WLAN_FC_FROMDS)) == WLAN_FC_FROMDS &&
} else if ((fc & (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) ==
IEEE80211_FCTL_FROMDS &&
memcmp(hdr->addr1, dev->dev_addr, ETH_ALEN) == 0) {
/* FromDS frame with own addr as DA */
} else
@@ -770,7 +773,7 @@ void hostap_80211_rx(struct net_device *dev, struct sk_buff *skb,
crypt->ops->decrypt_mpdu == NULL))
crypt = NULL;
if (!crypt && (fc & WLAN_FC_ISWEP)) {
if (!crypt && (fc & IEEE80211_FCTL_WEP)) {
#if 0
/* This seems to be triggered by some (multicast?)
* frames from other than current BSS, so just drop the
@@ -788,7 +791,7 @@ void hostap_80211_rx(struct net_device *dev, struct sk_buff *skb,
if (type != IEEE80211_FTYPE_DATA) {
if (type == IEEE80211_FTYPE_MGMT &&
stype == IEEE80211_STYPE_AUTH &&
fc & WLAN_FC_ISWEP && local->host_decrypt &&
fc & IEEE80211_FCTL_WEP && local->host_decrypt &&
(keyidx = hostap_rx_frame_decrypt(local, skb, crypt)) < 0)
{
printk(KERN_DEBUG "%s: failed to decrypt mgmt::auth "
@@ -809,16 +812,16 @@ void hostap_80211_rx(struct net_device *dev, struct sk_buff *skb,
if (skb->len < IEEE80211_DATA_HDR3_LEN)
goto rx_dropped;
switch (fc & (WLAN_FC_FROMDS | WLAN_FC_TODS)) {
case WLAN_FC_FROMDS:
switch (fc & (IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS)) {
case IEEE80211_FCTL_FROMDS:
memcpy(dst, hdr->addr1, ETH_ALEN);
memcpy(src, hdr->addr3, ETH_ALEN);
break;
case WLAN_FC_TODS:
case IEEE80211_FCTL_TODS:
memcpy(dst, hdr->addr3, ETH_ALEN);
memcpy(src, hdr->addr2, ETH_ALEN);
break;
case WLAN_FC_FROMDS | WLAN_FC_TODS:
case IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS:
if (skb->len < IEEE80211_DATA_HDR4_LEN)
goto rx_dropped;
memcpy(dst, hdr->addr3, ETH_ALEN);
@@ -838,7 +841,8 @@ void hostap_80211_rx(struct net_device *dev, struct sk_buff *skb,
}
if (local->iw_mode == IW_MODE_MASTER && !wds &&
(fc & (WLAN_FC_TODS | WLAN_FC_FROMDS)) == WLAN_FC_FROMDS &&
(fc & (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) ==
IEEE80211_FCTL_FROMDS &&
local->stadev &&
memcmp(hdr->addr2, local->assoc_ap_addr, ETH_ALEN) == 0) {
/* Frame from BSSID of the AP for which we are a client */
@@ -882,22 +886,22 @@ void hostap_80211_rx(struct net_device *dev, struct sk_buff *skb,
/* skb: hdr + (possibly fragmented, possibly encrypted) payload */
if (local->host_decrypt && (fc & WLAN_FC_ISWEP) &&
if (local->host_decrypt && (fc & IEEE80211_FCTL_WEP) &&
(keyidx = hostap_rx_frame_decrypt(local, skb, crypt)) < 0)
goto rx_dropped;
hdr = (struct ieee80211_hdr *) skb->data;
/* skb: hdr + (possibly fragmented) plaintext payload */
if (local->host_decrypt && (fc & WLAN_FC_ISWEP) &&
(frag != 0 || (fc & WLAN_FC_MOREFRAG))) {
if (local->host_decrypt && (fc & IEEE80211_FCTL_WEP) &&
(frag != 0 || (fc & IEEE80211_FCTL_MOREFRAGS))) {
int flen;
struct sk_buff *frag_skb =
prism2_frag_cache_get(local, hdr);
if (!frag_skb) {
printk(KERN_DEBUG "%s: Rx cannot get skb from "
"fragment cache (morefrag=%d seq=%u frag=%u)\n",
dev->name, (fc & WLAN_FC_MOREFRAG) != 0,
dev->name, (fc & IEEE80211_FCTL_MOREFRAGS) != 0,
WLAN_GET_SEQ_SEQ(sc) >> 4, frag);
goto rx_dropped;
}
@@ -927,7 +931,7 @@ void hostap_80211_rx(struct net_device *dev, struct sk_buff *skb,
dev_kfree_skb(skb);
skb = NULL;
if (fc & WLAN_FC_MOREFRAG) {
if (fc & IEEE80211_FCTL_MOREFRAGS) {
/* more fragments expected - leave the skb in fragment
* cache for now; it will be delivered to upper layers
* after all fragments have been received */
@@ -944,12 +948,12 @@ void hostap_80211_rx(struct net_device *dev, struct sk_buff *skb,
/* skb: hdr + (possible reassembled) full MSDU payload; possibly still
* encrypted/authenticated */
if (local->host_decrypt && (fc & WLAN_FC_ISWEP) &&
if (local->host_decrypt && (fc & IEEE80211_FCTL_WEP) &&
hostap_rx_frame_decrypt_msdu(local, skb, keyidx, crypt))
goto rx_dropped;
hdr = (struct ieee80211_hdr *) skb->data;
if (crypt && !(fc & WLAN_FC_ISWEP) && !local->open_wep) {
if (crypt && !(fc & IEEE80211_FCTL_WEP) && !local->open_wep) {
if (local->ieee_802_1x &&
hostap_is_eapol_frame(local, skb)) {
/* pass unencrypted EAPOL frames even if encryption is
@@ -964,7 +968,7 @@ void hostap_80211_rx(struct net_device *dev, struct sk_buff *skb,
}
}
if (local->drop_unencrypted && !(fc & WLAN_FC_ISWEP) &&
if (local->drop_unencrypted && !(fc & IEEE80211_FCTL_WEP) &&
!hostap_is_eapol_frame(local, skb)) {
if (net_ratelimit()) {
printk(KERN_DEBUG "%s: dropped unencrypted RX data "
@@ -1023,7 +1027,8 @@ void hostap_80211_rx(struct net_device *dev, struct sk_buff *skb,
memcpy(skb_push(skb, ETH_ALEN), dst, ETH_ALEN);
}
if (wds && ((fc & (WLAN_FC_TODS | WLAN_FC_FROMDS)) == WLAN_FC_TODS) &&
if (wds && ((fc & (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) ==
IEEE80211_FCTL_TODS) &&
skb->len >= ETH_HLEN + ETH_ALEN) {
/* Non-standard frame: get addr4 from its bogus location after
* the payload */