#include <linux/version.h>
#include <linux/wireless.h>
#include <linux/etherdevice.h>
-#include <asm/uaccess.h>
+#include <linux/uaccess.h>
#include <linux/ctype.h>
#include "rtllib.h"
#include "dot11d.h"
static inline void rtllib_monitor_rx(struct rtllib_device *ieee,
- struct sk_buff *skb,struct rtllib_rx_stats *rx_status,
+ struct sk_buff *skb, struct rtllib_rx_stats *rx_status,
size_t hdr_length)
{
skb->dev = ieee->dev;
- skb_reset_mac_header(skb);
+ skb_reset_mac_header(skb);
skb_pull(skb, hdr_length);
skb->pkt_type = PACKET_OTHERHOST;
skb->protocol = __constant_htons(ETH_P_80211_RAW);
/* Called only as a tasklet (software IRQ) */
static struct rtllib_frag_entry *
rtllib_frag_cache_find(struct rtllib_device *ieee, unsigned int seq,
- unsigned int frag, u8 tid,u8 *src, u8 *dst)
+ unsigned int frag, u8 tid, u8 *src, u8 *dst)
{
struct rtllib_frag_entry *entry;
int i;
struct rtllib_hdr_4addrqos *hdr_4addrqos;
u8 tid;
- if (((fc & RTLLIB_FCTL_DSTODS) == RTLLIB_FCTL_DSTODS)&&RTLLIB_QOS_HAS_SEQ(fc)) {
- hdr_4addrqos = (struct rtllib_hdr_4addrqos *)hdr;
- tid = le16_to_cpu(hdr_4addrqos->qos_ctl) & RTLLIB_QCTL_TID;
- tid = UP2AC(tid);
- tid ++;
+ if (((fc & RTLLIB_FCTL_DSTODS) == RTLLIB_FCTL_DSTODS) && RTLLIB_QOS_HAS_SEQ(fc)) {
+ hdr_4addrqos = (struct rtllib_hdr_4addrqos *)hdr;
+ tid = le16_to_cpu(hdr_4addrqos->qos_ctl) & RTLLIB_QCTL_TID;
+ tid = UP2AC(tid);
+ tid++;
} else if (RTLLIB_QOS_HAS_SEQ(fc)) {
- hdr_3addrqos = (struct rtllib_hdr_3addrqos *)hdr;
- tid = le16_to_cpu(hdr_3addrqos->qos_ctl) & RTLLIB_QCTL_TID;
- tid = UP2AC(tid);
- tid ++;
+ hdr_3addrqos = (struct rtllib_hdr_3addrqos *)hdr;
+ tid = le16_to_cpu(hdr_3addrqos->qos_ctl) & RTLLIB_QCTL_TID;
+ tid = UP2AC(tid);
+ tid++;
} else {
- tid = 0;
+ tid = 0;
}
if (frag == 0) {
2 /* alignment */ +
8 /* WEP */ +
ETH_ALEN /* WDS */ +
- (RTLLIB_QOS_HAS_SEQ(fc)?2:0) /* QOS Control */);
+ (RTLLIB_QOS_HAS_SEQ(fc) ? 2 : 0) /* QOS Control */);
if (skb == NULL)
return NULL;
} else {
/* received a fragment of a frame for which the head fragment
* should have already been received */
- entry = rtllib_frag_cache_find(ieee, seq, frag, tid,hdr->addr2,
+ entry = rtllib_frag_cache_find(ieee, seq, frag, tid, hdr->addr2,
hdr->addr1);
if (entry != NULL) {
entry->last_frag = frag;
struct rtllib_hdr_4addrqos *hdr_4addrqos;
u8 tid;
- if (((fc & RTLLIB_FCTL_DSTODS) == RTLLIB_FCTL_DSTODS)&&RTLLIB_QOS_HAS_SEQ(fc)) {
- hdr_4addrqos = (struct rtllib_hdr_4addrqos *)hdr;
- tid = le16_to_cpu(hdr_4addrqos->qos_ctl) & RTLLIB_QCTL_TID;
- tid = UP2AC(tid);
- tid ++;
+ if (((fc & RTLLIB_FCTL_DSTODS) == RTLLIB_FCTL_DSTODS) && RTLLIB_QOS_HAS_SEQ(fc)) {
+ hdr_4addrqos = (struct rtllib_hdr_4addrqos *)hdr;
+ tid = le16_to_cpu(hdr_4addrqos->qos_ctl) & RTLLIB_QCTL_TID;
+ tid = UP2AC(tid);
+ tid++;
} else if (RTLLIB_QOS_HAS_SEQ(fc)) {
- hdr_3addrqos = (struct rtllib_hdr_3addrqos *)hdr;
- tid = le16_to_cpu(hdr_3addrqos->qos_ctl) & RTLLIB_QCTL_TID;
- tid = UP2AC(tid);
- tid ++;
+ hdr_3addrqos = (struct rtllib_hdr_3addrqos *)hdr;
+ tid = le16_to_cpu(hdr_3addrqos->qos_ctl) & RTLLIB_QCTL_TID;
+ tid = UP2AC(tid);
+ tid++;
} else {
- tid = 0;
+ tid = 0;
}
- entry = rtllib_frag_cache_find(ieee, seq, -1, tid,hdr->addr2,
+ entry = rtllib_frag_cache_find(ieee, seq, -1, tid, hdr->addr2,
hdr->addr1);
if (entry == NULL) {
return 0;
}
-
-
/* rtllib_rx_frame_mgtmt
*
* Responsible for handling management control frames
struct rtllib_hdr_3addr * hdr = (struct rtllib_hdr_3addr *)skb->data;
rx_stats->len = skb->len;
- rtllib_rx_mgt(ieee,skb,rx_stats);
+ rtllib_rx_mgt(ieee, skb, rx_stats);
if ((memcmp(hdr->addr1, ieee->dev->dev_addr, ETH_ALEN))) {
dev_kfree_skb_any(skb);
return 0;
/* See IEEE 802.1H for LLC/SNAP encapsulation/decapsulation */
/* Ethernet-II snap header (RFC1042 for most EtherTypes) */
-static unsigned char rfc1042_header[] =
-{ 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 };
+static unsigned char rfc1042_header[] = {
+ 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00
+};
/* Bridge-Tunnel header (for EtherTypes ETH_P_AARP and ETH_P_IPX) */
-static unsigned char bridge_tunnel_header[] =
-{ 0xaa, 0xaa, 0x03, 0x00, 0x00, 0xf8 };
+static unsigned char bridge_tunnel_header[] = {
+ 0xaa, 0xaa, 0x03, 0x00, 0x00, 0xf8
+};
/* No encapsulation header if EtherType < 0x600 (=length) */
/* Called by rtllib_rx_frame_decrypt */
/* Called only as a tasklet (software IRQ), by rtllib_rx */
static inline int
-rtllib_rx_frame_decrypt(struct rtllib_device* ieee, struct sk_buff *skb,
- struct rtllib_crypt_data *crypt)
+rtllib_rx_frame_decrypt(struct rtllib_device *ieee, struct sk_buff *skb,
+ struct rtllib_crypt_data *crypt)
{
struct rtllib_hdr_4addr *hdr;
int res, hdrlen;
if (crypt == NULL || crypt->ops->decrypt_mpdu == NULL)
return 0;
- if (ieee->hwsec_active)
- {
- struct cb_desc *tcb_desc = (struct cb_desc *)(skb->cb+ MAX_DEV_ADDR_SIZE);
+ if (ieee->hwsec_active) {
+ struct cb_desc *tcb_desc = (struct cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
tcb_desc->bHwSec = 1;
if (ieee->need_sw_enc)
/* Called only as a tasklet (software IRQ), by rtllib_rx */
static inline int
-rtllib_rx_frame_decrypt_msdu(struct rtllib_device* ieee, struct sk_buff *skb,
+rtllib_rx_frame_decrypt_msdu(struct rtllib_device *ieee, struct sk_buff *skb,
int keyidx, struct rtllib_crypt_data *crypt)
{
struct rtllib_hdr_4addr *hdr;
if (crypt == NULL || crypt->ops->decrypt_msdu == NULL)
return 0;
- if (ieee->hwsec_active)
- {
- struct cb_desc *tcb_desc = (struct cb_desc *)(skb->cb+ MAX_DEV_ADDR_SIZE);
+ if (ieee->hwsec_active) {
+ struct cb_desc *tcb_desc = (struct cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
tcb_desc->bHwSec = 1;
if (ieee->need_sw_enc)
hdrlen = rtllib_get_hdrlen(le16_to_cpu(hdr->frame_ctl));
atomic_inc(&crypt->refcnt);
- res = crypt->ops->decrypt_msdu(skb, keyidx, hdrlen, crypt->priv,ieee);
+ res = crypt->ops->decrypt_msdu(skb, keyidx, hdrlen, crypt->priv, ieee);
atomic_dec(&crypt->refcnt);
if (res < 0) {
printk(KERN_DEBUG "%s: MSDU decryption/MIC verification failed"
struct rtllib_hdr_4addrqos *hdr_4addrqos;
u8 tid;
- if (((fc & RTLLIB_FCTL_DSTODS) == RTLLIB_FCTL_DSTODS)&&RTLLIB_QOS_HAS_SEQ(fc)) {
- hdr_4addrqos = (struct rtllib_hdr_4addrqos *)header;
- tid = le16_to_cpu(hdr_4addrqos->qos_ctl) & RTLLIB_QCTL_TID;
- tid = UP2AC(tid);
- tid ++;
+ if (((fc & RTLLIB_FCTL_DSTODS) == RTLLIB_FCTL_DSTODS) && RTLLIB_QOS_HAS_SEQ(fc)) {
+ hdr_4addrqos = (struct rtllib_hdr_4addrqos *)header;
+ tid = le16_to_cpu(hdr_4addrqos->qos_ctl) & RTLLIB_QCTL_TID;
+ tid = UP2AC(tid);
+ tid++;
} else if (RTLLIB_QOS_HAS_SEQ(fc)) {
- hdr_3addrqos = (struct rtllib_hdr_3addrqos*)header;
- tid = le16_to_cpu(hdr_3addrqos->qos_ctl) & RTLLIB_QCTL_TID;
- tid = UP2AC(tid);
- tid ++;
+ hdr_3addrqos = (struct rtllib_hdr_3addrqos *)header;
+ tid = le16_to_cpu(hdr_3addrqos->qos_ctl) & RTLLIB_QCTL_TID;
+ tid = UP2AC(tid);
+ tid++;
} else {
- tid = 0;
+ tid = 0;
}
switch (ieee->iw_mode) {
if ((*last_seq == seq) &&
time_after(*last_time + IEEE_PACKET_RETRY_TIME, jiffies)) {
- if (*last_frag == frag){
+ if (*last_frag == frag)
goto drop;
-
- }
if (*last_frag + 1 != frag)
/* out-of-order fragment */
goto drop;
return 1;
}
-bool
-AddReorderEntry(
- struct rx_ts_record *pTS,
- struct rx_reorder_entry *pReorderEntry
- )
+
+bool AddReorderEntry(struct rx_ts_record *pTS, struct rx_reorder_entry *pReorderEntry)
{
struct list_head *pList = &pTS->RxPendingPktList;
- while(pList->next != &pTS->RxPendingPktList)
- {
- if ( SN_LESS(pReorderEntry->SeqNum, ((struct rx_reorder_entry *)list_entry(pList->next,struct rx_reorder_entry,List))->SeqNum) )
- {
+ while (pList->next != &pTS->RxPendingPktList) {
+ if (SN_LESS(pReorderEntry->SeqNum, ((struct rx_reorder_entry *)list_entry(pList->next, struct rx_reorder_entry, List))->SeqNum))
pList = pList->next;
- }
- else if ( SN_EQUAL(pReorderEntry->SeqNum, ((struct rx_reorder_entry *)list_entry(pList->next,struct rx_reorder_entry,List))->SeqNum) )
- {
+ else if (SN_EQUAL(pReorderEntry->SeqNum, ((struct rx_reorder_entry *)list_entry(pList->next, struct rx_reorder_entry, List))->SeqNum))
return false;
- }
else
- {
break;
- }
}
pReorderEntry->List.next = pList->next;
pReorderEntry->List.next->prev = &pReorderEntry->List;
return true;
}
-void rtllib_indicate_packets(struct rtllib_device *ieee, struct rtllib_rxb** prxbIndicateArray,u8 index)
+void rtllib_indicate_packets(struct rtllib_device *ieee, struct rtllib_rxb **prxbIndicateArray, u8 index)
{
struct net_device_stats *stats = &ieee->stats;
- u8 i = 0 , j=0;
+ u8 i = 0 , j = 0;
u16 ethertype;
for (j = 0; j < index; j++) {
- struct rtllib_rxb* prxb = prxbIndicateArray[j];
- for (i = 0; i<prxb->nr_subframes; i++) {
+ struct rtllib_rxb *prxb = prxbIndicateArray[j];
+ for (i = 0; i < prxb->nr_subframes; i++) {
struct sk_buff *sub_skb = prxb->subframes[i];
/* convert hdr + possible LLC headers into Ethernet header */
ethertype = (sub_skb->data[6] << 8) | sub_skb->data[7];
if (sub_skb->len >= 8 &&
- ((memcmp(sub_skb->data, rfc1042_header, SNAP_SIZE) == 0 &&
- ethertype != ETH_P_AARP && ethertype != ETH_P_IPX) ||
- memcmp(sub_skb->data, bridge_tunnel_header, SNAP_SIZE) == 0)) {
- /* remove RFC1042 or Bridge-Tunnel encapsulation and
- * replace EtherType */
+ ((memcmp(sub_skb->data, rfc1042_header, SNAP_SIZE) == 0 &&
+ ethertype != ETH_P_AARP && ethertype != ETH_P_IPX) ||
+ memcmp(sub_skb->data, bridge_tunnel_header, SNAP_SIZE) == 0)) {
+ /* remove RFC1042 or Bridge-Tunnel encapsulation
+ * and replace EtherType */
skb_pull(sub_skb, SNAP_SIZE);
memcpy(skb_push(sub_skb, ETH_ALEN), prxb->src, ETH_ALEN);
memcpy(skb_push(sub_skb, ETH_ALEN), prxb->dst, ETH_ALEN);
memcpy(skb_push(sub_skb, ETH_ALEN), prxb->dst, ETH_ALEN);
}
- /* Indicat the packets to upper layer */
+ /* Indicat the packets to upper layer */
if (sub_skb) {
stats->rx_packets++;
stats->rx_bytes += sub_skb->len;
}
}
-void
-rtllib_FlushRxTsPendingPkts(struct rtllib_device *ieee, struct rx_ts_record *pTS)
+void rtllib_FlushRxTsPendingPkts(struct rtllib_device *ieee, struct rx_ts_record *pTS)
{
struct rx_reorder_entry *pRxReorderEntry;
- struct rtllib_rxb* RfdArray[REORDER_WIN_SIZE];
- u8 RfdCnt = 0;
-
+ struct rtllib_rxb *RfdArray[REORDER_WIN_SIZE];
+ u8 RfdCnt = 0;
del_timer_sync(&pTS->RxPktPendingTimer);
- while(!list_empty(&pTS->RxPendingPktList))
- {
- if (RfdCnt >= REORDER_WIN_SIZE){
- printk("-------------->%s() error! RfdCnt >= REORDER_WIN_SIZE\n", __func__);
+ while (!list_empty(&pTS->RxPendingPktList)) {
+ if (RfdCnt >= REORDER_WIN_SIZE) {
+ printk(KERN_INFO "-------------->%s() error! RfdCnt >= REORDER_WIN_SIZE\n", __func__);
break;
}
- pRxReorderEntry = (struct rx_reorder_entry *)list_entry(pTS->RxPendingPktList.prev,struct rx_reorder_entry,List);
- RTLLIB_DEBUG(RTLLIB_DL_REORDER,"%s(): Indicate SeqNum %d!\n",__func__, pRxReorderEntry->SeqNum);
+ pRxReorderEntry = (struct rx_reorder_entry *)list_entry(pTS->RxPendingPktList.prev, struct rx_reorder_entry, List);
+ RTLLIB_DEBUG(RTLLIB_DL_REORDER, "%s(): Indicate SeqNum %d!\n", __func__, pRxReorderEntry->SeqNum);
list_del_init(&pRxReorderEntry->List);
RfdArray[RfdCnt] = pRxReorderEntry->prxb;
pTS->RxIndicateSeq = 0xffff;
}
-
-void RxReorderIndicatePacket( struct rtllib_device *ieee,
- struct rtllib_rxb* prxb,
- struct rx_ts_record *pTS,
- u16 SeqNum)
+void RxReorderIndicatePacket(struct rtllib_device *ieee, struct rtllib_rxb *prxb,
+ struct rx_ts_record *pTS, u16 SeqNum)
{
struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
struct rx_reorder_entry *pReorderEntry = NULL;
- struct rtllib_rxb* prxbIndicateArray[REORDER_WIN_SIZE];
- u8 WinSize = pHTInfo->RxReorderWinSize;
- u16 WinEnd = 0;
- u8 index = 0;
- bool bMatchWinStart = false, bPktInBuf = false;
+ struct rtllib_rxb *prxbIndicateArray[REORDER_WIN_SIZE];
+ u8 WinSize = pHTInfo->RxReorderWinSize;
+ u16 WinEnd = 0;
+ u8 index = 0;
+ bool bMatchWinStart = false, bPktInBuf = false;
unsigned long flags;
- RTLLIB_DEBUG(RTLLIB_DL_REORDER,"%s(): Seq is %d,pTS->RxIndicateSeq is %d, WinSize is %d\n",__func__,SeqNum,pTS->RxIndicateSeq,WinSize);
+ RTLLIB_DEBUG(RTLLIB_DL_REORDER, "%s(): Seq is %d, pTS->RxIndicateSeq"
+ " is %d, WinSize is %d\n", __func__, SeqNum,
+ pTS->RxIndicateSeq, WinSize);
spin_lock_irqsave(&(ieee->reorder_spinlock), flags);
- WinEnd = (pTS->RxIndicateSeq + WinSize -1)%4096;
+ WinEnd = (pTS->RxIndicateSeq + WinSize - 1) % 4096;
/* Rx Reorder initialize condition.*/
- if (pTS->RxIndicateSeq == 0xffff) {
+ if (pTS->RxIndicateSeq == 0xffff)
pTS->RxIndicateSeq = SeqNum;
- }
/* Drop out the packet which SeqNum is smaller than WinStart */
if (SN_LESS(SeqNum, pTS->RxIndicateSeq)) {
- RTLLIB_DEBUG(RTLLIB_DL_REORDER,"Packet Drop! IndicateSeq: %d, NewSeq: %d\n",
+ RTLLIB_DEBUG(RTLLIB_DL_REORDER, "Packet Drop! IndicateSeq: %d, NewSeq: %d\n",
pTS->RxIndicateSeq, SeqNum);
pHTInfo->RxReorderDropCounter++;
{
int i;
- for (i =0; i < prxb->nr_subframes; i++) {
+ for (i = 0; i < prxb->nr_subframes; i++)
dev_kfree_skb(prxb->subframes[i]);
- }
kfree(prxb);
prxb = NULL;
}
pTS->RxIndicateSeq = (pTS->RxIndicateSeq + 1) % 4096;
bMatchWinStart = true;
} else if (SN_LESS(WinEnd, SeqNum)) {
- if (SeqNum >= (WinSize - 1)) {
- pTS->RxIndicateSeq = SeqNum + 1 -WinSize;
- } else {
- pTS->RxIndicateSeq = 4095 - (WinSize - (SeqNum +1)) + 1;
- }
- RTLLIB_DEBUG(RTLLIB_DL_REORDER, "Window Shift! IndicateSeq: %d, NewSeq: %d\n",pTS->RxIndicateSeq, SeqNum);
+ if (SeqNum >= (WinSize - 1))
+ pTS->RxIndicateSeq = SeqNum + 1 - WinSize;
+ else
+ pTS->RxIndicateSeq = 4095 - (WinSize - (SeqNum + 1)) + 1;
+ RTLLIB_DEBUG(RTLLIB_DL_REORDER, "Window Shift! IndicateSeq: %d,"
+ " NewSeq: %d\n", pTS->RxIndicateSeq, SeqNum);
}
/*
* Indication process.
- * After Packet dropping and Sliding Window shifting as above, we can now just indicate the packets
- * with the SeqNum smaller than latest WinStart and struct buffer other packets.
+ * After Packet dropping and Sliding Window shifting as above, we can
+ * now just indicate the packets with the SeqNum smaller than latest
+ * WinStart and struct buffer other packets.
*/
/* For Rx Reorder condition:
* 1. All packets with SeqNum smaller than WinStart => Indicate
- * 2. All packets with SeqNum larger than or equal to WinStart => Buffer it.
+ * 2. All packets with SeqNum larger than or equal to
+ * WinStart => Buffer it.
*/
if (bMatchWinStart) {
/* Current packet is going to be indicated.*/
- RTLLIB_DEBUG(RTLLIB_DL_REORDER, "Packets indication!! IndicateSeq: %d, NewSeq: %d\n",\
+ RTLLIB_DEBUG(RTLLIB_DL_REORDER, "Packets indication!! "
+ "IndicateSeq: %d, NewSeq: %d\n",
pTS->RxIndicateSeq, SeqNum);
prxbIndicateArray[0] = prxb;
index = 1;
} else {
/* Current packet is going to be inserted into pending list.*/
if (!list_empty(&ieee->RxReorder_Unused_List)) {
- pReorderEntry = (struct rx_reorder_entry *)list_entry(ieee->RxReorder_Unused_List.next,struct rx_reorder_entry,List);
+ pReorderEntry = (struct rx_reorder_entry *)
+ list_entry(ieee->RxReorder_Unused_List.next,
+ struct rx_reorder_entry, List);
list_del_init(&pReorderEntry->List);
/* Make a reorder entry and insert into a the packet list.*/
pReorderEntry->prxb = prxb;
if (!AddReorderEntry(pTS, pReorderEntry)) {
- RTLLIB_DEBUG(RTLLIB_DL_REORDER, "%s(): Duplicate packet is dropped!! IndicateSeq: %d, NewSeq: %d\n",
- __func__, pTS->RxIndicateSeq, SeqNum);
- list_add_tail(&pReorderEntry->List,&ieee->RxReorder_Unused_List);
- {
+ RTLLIB_DEBUG(RTLLIB_DL_REORDER,
+ "%s(): Duplicate packet is "
+ "dropped!! IndicateSeq: %d, "
+ "NewSeq: %d\n",
+ __func__, pTS->RxIndicateSeq,
+ SeqNum);
+ list_add_tail(&pReorderEntry->List,
+ &ieee->RxReorder_Unused_List); {
int i;
- for (i =0; i < prxb->nr_subframes; i++) {
+ for (i = 0; i < prxb->nr_subframes; i++)
dev_kfree_skb(prxb->subframes[i]);
- }
kfree(prxb);
prxb = NULL;
}
} else {
RTLLIB_DEBUG(RTLLIB_DL_REORDER,
- "Pkt insert into struct buffer!! IndicateSeq: %d, NewSeq: %d\n",pTS->RxIndicateSeq, SeqNum);
+ "Pkt insert into struct buffer!! "
+ "IndicateSeq: %d, NewSeq: %d\n",
+ pTS->RxIndicateSeq, SeqNum);
}
- }
- else {
+ } else {
/*
- * Packets are dropped if there is not enough reorder entries.
- * This part shall be modified!! We can just indicate all the
- * packets in struct buffer and get reorder entries.
+ * Packets are dropped if there are not enough reorder
+ * entries. This part should be modified!! We can just
+ * indicate all the packets in struct buffer and get
+ * reorder entries.
*/
- RTLLIB_DEBUG(RTLLIB_DL_ERR, "RxReorderIndicatePacket(): There is no reorder entry!! Packet is dropped!!\n");
+ RTLLIB_DEBUG(RTLLIB_DL_ERR, "RxReorderIndicatePacket():"
+ " There is no reorder entry!! Packet is "
+ "dropped!!\n");
{
int i;
- for (i =0; i < prxb->nr_subframes; i++) {
+ for (i = 0; i < prxb->nr_subframes; i++)
dev_kfree_skb(prxb->subframes[i]);
- }
kfree(prxb);
prxb = NULL;
}
}
/* Check if there is any packet need indicate.*/
- while(!list_empty(&pTS->RxPendingPktList)) {
- RTLLIB_DEBUG(RTLLIB_DL_REORDER,"%s(): start RREORDER indicate\n",__func__);
+ while (!list_empty(&pTS->RxPendingPktList)) {
+ RTLLIB_DEBUG(RTLLIB_DL_REORDER, "%s(): start RREORDER indicate\n", __func__);
- pReorderEntry = (struct rx_reorder_entry *)list_entry(pTS->RxPendingPktList.prev,struct rx_reorder_entry,List);
- if ( SN_LESS(pReorderEntry->SeqNum, pTS->RxIndicateSeq) ||
- SN_EQUAL(pReorderEntry->SeqNum, pTS->RxIndicateSeq))
- {
+ pReorderEntry = (struct rx_reorder_entry *)list_entry(pTS->RxPendingPktList.prev,
+ struct rx_reorder_entry, List);
+ if (SN_LESS(pReorderEntry->SeqNum, pTS->RxIndicateSeq) ||
+ SN_EQUAL(pReorderEntry->SeqNum, pTS->RxIndicateSeq)) {
/* This protect struct buffer from overflow. */
if (index >= REORDER_WIN_SIZE) {
- RTLLIB_DEBUG(RTLLIB_DL_ERR, "RxReorderIndicatePacket(): Buffer overflow!! \n");
+ RTLLIB_DEBUG(RTLLIB_DL_ERR, "RxReorderIndicate"
+ "Packet(): Buffer overflow!!\n");
bPktInBuf = true;
break;
}
pTS->RxIndicateSeq = (pTS->RxIndicateSeq + 1) % 4096;
prxbIndicateArray[index] = pReorderEntry->prxb;
- RTLLIB_DEBUG(RTLLIB_DL_REORDER,"%s(): Indicate SeqNum %d!\n",__func__, pReorderEntry->SeqNum);
+ RTLLIB_DEBUG(RTLLIB_DL_REORDER, "%s(): Indicate SeqNum"
+ " %d!\n", __func__, pReorderEntry->SeqNum);
index++;
- list_add_tail(&pReorderEntry->List,&ieee->RxReorder_Unused_List);
+ list_add_tail(&pReorderEntry->List,
+ &ieee->RxReorder_Unused_List);
} else {
bPktInBuf = true;
break;
}
}
- /* Handling pending timer. Set this timer to prevent from long time Rx buffering.*/
- if (index>0) {
- if (timer_pending(&pTS->RxPktPendingTimer)){
+ /* Handling pending timer. Set this timer to prevent from long time
+ * Rx buffering.*/
+ if (index > 0) {
+ if (timer_pending(&pTS->RxPktPendingTimer))
del_timer_sync(&pTS->RxPktPendingTimer);
- }
pTS->RxTimeoutIndicateSeq = 0xffff;
- if (index>REORDER_WIN_SIZE){
- RTLLIB_DEBUG(RTLLIB_DL_ERR, "RxReorderIndicatePacket(): Rx Reorer struct buffer full!! \n");
- spin_unlock_irqrestore(&(ieee->reorder_spinlock), flags);
+ if (index > REORDER_WIN_SIZE) {
+ RTLLIB_DEBUG(RTLLIB_DL_ERR, "RxReorderIndicatePacket():"
+ " Rx Reorer struct buffer full!!\n");
+ spin_unlock_irqrestore(&(ieee->reorder_spinlock),
+ flags);
return;
}
rtllib_indicate_packets(ieee, prxbIndicateArray, index);
bPktInBuf = false;
}
- if (bPktInBuf && pTS->RxTimeoutIndicateSeq==0xffff) {
- RTLLIB_DEBUG(RTLLIB_DL_REORDER,"%s(): SET rx timeout timer\n", __func__);
+ if (bPktInBuf && pTS->RxTimeoutIndicateSeq == 0xffff) {
+ RTLLIB_DEBUG(RTLLIB_DL_REORDER, "%s(): SET rx timeout timer\n",
+ __func__);
pTS->RxTimeoutIndicateSeq = pTS->RxIndicateSeq;
- mod_timer(&pTS->RxPktPendingTimer, jiffies + MSECS(pHTInfo->RxReorderPendingTime));
+ mod_timer(&pTS->RxPktPendingTimer, jiffies +
+ MSECS(pHTInfo->RxReorderPendingTime));
}
spin_unlock_irqrestore(&(ieee->reorder_spinlock), flags);
}
-u8 parse_subframe(struct rtllib_device* ieee,struct sk_buff *skb,
- struct rtllib_rx_stats *rx_stats,
- struct rtllib_rxb *rxb,u8* src,u8* dst)
+u8 parse_subframe(struct rtllib_device *ieee, struct sk_buff *skb,
+ struct rtllib_rx_stats *rx_stats,
+ struct rtllib_rxb *rxb, u8 *src, u8 *dst)
{
- struct rtllib_hdr_3addr *hdr = (struct rtllib_hdr_3addr* )skb->data;
+ struct rtllib_hdr_3addr *hdr = (struct rtllib_hdr_3addr *)skb->data;
u16 fc = le16_to_cpu(hdr->frame_ctl);
- u16 LLCOffset= sizeof(struct rtllib_hdr_3addr);
+ u16 LLCOffset = sizeof(struct rtllib_hdr_3addr);
u16 ChkLength;
bool bIsAggregateFrame = false;
u16 nSubframe_Length;
u8 nPadding_Length = 0;
- u16 SeqNum=0;
+ u16 SeqNum = 0;
struct sk_buff *sub_skb;
- u8 *data_ptr;
+ u8 *data_ptr;
/* just for debug purpose */
SeqNum = WLAN_GET_SEQ_SEQ(le16_to_cpu(hdr->seq_ctl));
- if ((RTLLIB_QOS_HAS_SEQ(fc))&&\
- (((union frameqos *)(skb->data + RTLLIB_3ADDR_LEN))->field.reserved)) {
+ if ((RTLLIB_QOS_HAS_SEQ(fc)) &&
+ (((union frameqos *)(skb->data + RTLLIB_3ADDR_LEN))->field.reserved))
bIsAggregateFrame = true;
- }
- if (RTLLIB_QOS_HAS_SEQ(fc)) {
+ if (RTLLIB_QOS_HAS_SEQ(fc))
LLCOffset += 2;
- }
- if (rx_stats->bContainHTC) {
+ if (rx_stats->bContainHTC)
LLCOffset += sHTCLng;
- }
- ChkLength = LLCOffset;/* + (Frame_WEP(frame)!=0 ?Adapter->MgntInfo.SecurityInfo.EncryptionHeadOverhead:0);*/
+ ChkLength = LLCOffset;
- if ( skb->len <= ChkLength ) {
+ if (skb->len <= ChkLength)
return 0;
- }
skb_pull(skb, LLCOffset);
ieee->bIsAggregateFrame = bIsAggregateFrame;
rxb->subframes[0] = sub_skb;
- memcpy(rxb->src,src,ETH_ALEN);
- memcpy(rxb->dst,dst,ETH_ALEN);
+ memcpy(rxb->src, src, ETH_ALEN);
+ memcpy(rxb->dst, dst, ETH_ALEN);
rxb->subframes[0]->dev = ieee->dev;
return 1;
} else {
rxb->nr_subframes = 0;
- memcpy(rxb->src,src,ETH_ALEN);
- memcpy(rxb->dst,dst,ETH_ALEN);
- while(skb->len > ETHERNET_HEADER_SIZE) {
+ memcpy(rxb->src, src, ETH_ALEN);
+ memcpy(rxb->dst, dst, ETH_ALEN);
+ while (skb->len > ETHERNET_HEADER_SIZE) {
/* Offset 12 denote 2 mac address */
- nSubframe_Length = *((u16*)(skb->data + 12));
- nSubframe_Length = (nSubframe_Length>>8) + (nSubframe_Length<<8);
-
- if (skb->len<(ETHERNET_HEADER_SIZE + nSubframe_Length)) {
- printk("%s: A-MSDU parse error!! pRfd->nTotalSubframe : %d\n",\
- __func__,rxb->nr_subframes);
- printk("%s: A-MSDU parse error!! Subframe Length: %d\n",__func__, nSubframe_Length);
- printk("nRemain_Length is %d and nSubframe_Length is : %d\n",skb->len,nSubframe_Length);
- printk("The Packet SeqNum is %d\n",SeqNum);
+ nSubframe_Length = *((u16 *)(skb->data + 12));
+ nSubframe_Length = (nSubframe_Length >> 8) +
+ (nSubframe_Length << 8);
+
+ if (skb->len < (ETHERNET_HEADER_SIZE + nSubframe_Length)) {
+ printk(KERN_INFO "%s: A-MSDU parse error!! "
+ "pRfd->nTotalSubframe : %d\n",\
+ __func__, rxb->nr_subframes);
+ printk(KERN_INFO "%s: A-MSDU parse error!! "
+ "Subframe Length: %d\n", __func__,
+ nSubframe_Length);
+ printk(KERN_INFO "nRemain_Length is %d and "
+ "nSubframe_Length is : %d\n", skb->len,
+ nSubframe_Length);
+ printk(KERN_INFO "The Packet SeqNum is %d\n", SeqNum);
return 0;
}
sub_skb = dev_alloc_skb(nSubframe_Length + 12);
skb_reserve(sub_skb, 12);
data_ptr = (u8 *)skb_put(sub_skb, nSubframe_Length);
- memcpy(data_ptr,skb->data,nSubframe_Length);
+ memcpy(data_ptr, skb->data, nSubframe_Length);
sub_skb->dev = ieee->dev;
rxb->subframes[rxb->nr_subframes++] = sub_skb;
if (rxb->nr_subframes >= MAX_SUBFRAME_COUNT) {
- RTLLIB_DEBUG_RX("ParseSubframe(): Too many Subframes! Packets dropped!\n");
+ RTLLIB_DEBUG_RX("ParseSubframe(): Too many "
+ "Subframes! Packets dropped!\n");
break;
}
- skb_pull(skb,nSubframe_Length);
+ skb_pull(skb, nSubframe_Length);
if (skb->len != 0) {
- nPadding_Length = 4 - ((nSubframe_Length + ETHERNET_HEADER_SIZE) % 4);
- if (nPadding_Length == 4) {
+ nPadding_Length = 4 - ((nSubframe_Length +
+ ETHERNET_HEADER_SIZE) % 4);
+ if (nPadding_Length == 4)
nPadding_Length = 0;
- }
- if (skb->len < nPadding_Length) {
+ if (skb->len < nPadding_Length)
return 0;
- }
- skb_pull(skb,nPadding_Length);
+ skb_pull(skb, nPadding_Length);
}
}
hdrlen = rtllib_get_hdrlen(fc);
if (HTCCheck(ieee, skb->data)) {
if (net_ratelimit())
- printk("%s: find HTCControl!\n", __func__);
+ printk(KERN_INFO "%s: find HTCControl!\n", __func__);
hdrlen += 4;
rx_stats->bContainHTC = 1;
}
return hdrlen;
}
-int rtllib_rx_check_duplicate(struct rtllib_device *ieee, struct sk_buff *skb, u8 multicast)
+int rtllib_rx_check_duplicate(struct rtllib_device *ieee, struct sk_buff *skb,
+ u8 multicast)
{
struct rtllib_hdr_4addr *hdr = (struct rtllib_hdr_4addr *)skb->data;
u16 fc, sc;
sc = le16_to_cpu(hdr->seq_ctl);
frag = WLAN_GET_SEQ_FRAG(sc);
- if ( (ieee->pHTInfo->bCurRxReorderEnable == false) ||
+ if ((ieee->pHTInfo->bCurRxReorderEnable == false) ||
!ieee->current_network.qos_data.active ||
!IsDataFrame(skb->data) ||
IsLegacyDataFrame(skb->data)) {
- if (!((type == RTLLIB_FTYPE_MGMT) && (stype == RTLLIB_STYPE_BEACON))){
- if (is_duplicate_packet(ieee, hdr)){
+ if (!((type == RTLLIB_FTYPE_MGMT) && (stype == RTLLIB_STYPE_BEACON))) {
+ if (is_duplicate_packet(ieee, hdr))
return -1;
- }
}
} else {
struct rx_ts_record *pRxTS = NULL;
if (GetTs(ieee, (struct ts_common_info **) &pRxTS, hdr->addr2,
- (u8)Frame_QoSTID((u8*)(skb->data)), RX_DIR, true)) {
+ (u8)Frame_QoSTID((u8 *)(skb->data)), RX_DIR, true)) {
if ((fc & (1<<11)) && (frag == pRxTS->RxLastFragNum) &&
(WLAN_GET_SEQ_SEQ(sc) == pRxTS->RxLastSeqNum)) {
return -1;
pRxTS->RxLastSeqNum = WLAN_GET_SEQ_SEQ(sc);
}
} else {
- RTLLIB_DEBUG(RTLLIB_DL_ERR, "ERR!!%s(): No TS!! Skip the check!!\n",__func__);
+ RTLLIB_DEBUG(RTLLIB_DL_ERR, "ERR!!%s(): No TS!! Skip"
+ " the check!!\n", __func__);
return -1;
}
}
return 0;
}
-void rtllib_rx_extract_addr(struct rtllib_device *ieee, struct rtllib_hdr_4addr *hdr, u8 *dst, u8 *src, u8 *bssid)
+
+void rtllib_rx_extract_addr(struct rtllib_device *ieee,
+ struct rtllib_hdr_4addr *hdr, u8 *dst, u8 *src,
+ u8 *bssid)
{
u16 fc = le16_to_cpu(hdr->frame_ctl);
switch (fc & (RTLLIB_FCTL_FROMDS | RTLLIB_FCTL_TODS)) {
- case RTLLIB_FCTL_FROMDS:
- memcpy(dst, hdr->addr1, ETH_ALEN);
- memcpy(src, hdr->addr3, ETH_ALEN);
- memcpy(bssid, hdr->addr2, ETH_ALEN);
- break;
- case RTLLIB_FCTL_TODS:
- memcpy(dst, hdr->addr3, ETH_ALEN);
- memcpy(src, hdr->addr2, ETH_ALEN);
- memcpy(bssid, hdr->addr1, ETH_ALEN);
- break;
- case RTLLIB_FCTL_FROMDS | RTLLIB_FCTL_TODS:
- memcpy(dst, hdr->addr3, ETH_ALEN);
- memcpy(src, hdr->addr4, ETH_ALEN);
- memcpy(bssid, ieee->current_network.bssid, ETH_ALEN);
- break;
- case 0:
- memcpy(dst, hdr->addr1, ETH_ALEN);
- memcpy(src, hdr->addr2, ETH_ALEN);
- memcpy(bssid, hdr->addr3, ETH_ALEN);
- break;
+ case RTLLIB_FCTL_FROMDS:
+ memcpy(dst, hdr->addr1, ETH_ALEN);
+ memcpy(src, hdr->addr3, ETH_ALEN);
+ memcpy(bssid, hdr->addr2, ETH_ALEN);
+ break;
+ case RTLLIB_FCTL_TODS:
+ memcpy(dst, hdr->addr3, ETH_ALEN);
+ memcpy(src, hdr->addr2, ETH_ALEN);
+ memcpy(bssid, hdr->addr1, ETH_ALEN);
+ break;
+ case RTLLIB_FCTL_FROMDS | RTLLIB_FCTL_TODS:
+ memcpy(dst, hdr->addr3, ETH_ALEN);
+ memcpy(src, hdr->addr4, ETH_ALEN);
+ memcpy(bssid, ieee->current_network.bssid, ETH_ALEN);
+ break;
+ case 0:
+ memcpy(dst, hdr->addr1, ETH_ALEN);
+ memcpy(src, hdr->addr2, ETH_ALEN);
+ memcpy(bssid, hdr->addr3, ETH_ALEN);
+ break;
}
}
-int rtllib_rx_data_filter(struct rtllib_device *ieee, u16 fc, u8 *dst, u8 *src, u8 *bssid, u8 *addr2)
+
+int rtllib_rx_data_filter(struct rtllib_device *ieee, u16 fc, u8 *dst, u8 *src,
+ u8 *bssid, u8 *addr2)
{
u8 zero_addr[ETH_ALEN] = {0};
u8 type, stype;
/* Filter frames from different BSS */
if (((fc & RTLLIB_FCTL_DSTODS) != RTLLIB_FCTL_DSTODS)
- && (compare_ether_addr(ieee->current_network.bssid, bssid) != 0)
- && memcmp(ieee->current_network.bssid, zero_addr, ETH_ALEN)) {
+ && (compare_ether_addr(ieee->current_network.bssid, bssid) != 0)
+ && memcmp(ieee->current_network.bssid, zero_addr, ETH_ALEN)) {
return -1;
}
/* Filter packets sent by an STA that will be forwarded by AP */
- if ( ieee->IntelPromiscuousModeInfo.bPromiscuousOn &&
- ieee->IntelPromiscuousModeInfo.bFilterSourceStationFrame ) {
+ if (ieee->IntelPromiscuousModeInfo.bPromiscuousOn &&
+ ieee->IntelPromiscuousModeInfo.bFilterSourceStationFrame) {
if ((fc & RTLLIB_FCTL_TODS) && !(fc & RTLLIB_FCTL_FROMDS) &&
(compare_ether_addr(dst, ieee->current_network.bssid) != 0) &&
(compare_ether_addr(bssid, ieee->current_network.bssid) == 0)) {
/* Nullfunc frames may have PS-bit set, so they must be passed to
* hostap_handle_sta_rx() before being dropped here. */
- if (!ieee->IntelPromiscuousModeInfo.bPromiscuousOn){
+ if (!ieee->IntelPromiscuousModeInfo.bPromiscuousOn) {
if (stype != RTLLIB_STYPE_DATA &&
stype != RTLLIB_STYPE_DATA_CFACK &&
stype != RTLLIB_STYPE_DATA_CFPOLL &&
- stype != RTLLIB_STYPE_DATA_CFACKPOLL&&
- stype != RTLLIB_STYPE_QOS_DATA
- ) {
+ stype != RTLLIB_STYPE_DATA_CFACKPOLL &&
+ stype != RTLLIB_STYPE_QOS_DATA) {
if (stype != RTLLIB_STYPE_NULLFUNC)
RTLLIB_DEBUG_DROP(
"RX: dropped data frame "
/* {broad,multi}cast packets to our BSS go through */
if (is_multicast_ether_addr(dst) || is_broadcast_ether_addr(dst)) {
- if (memcmp(bssid, ieee->current_network.bssid, ETH_ALEN)) {
+ if (memcmp(bssid, ieee->current_network.bssid, ETH_ALEN))
return -1;
- }
}
}
return 0;
}
-int rtllib_rx_get_crypt(
- struct rtllib_device *ieee,
- struct sk_buff *skb,
- struct rtllib_crypt_data **crypt,
- size_t hdrlen)
+
+int rtllib_rx_get_crypt(struct rtllib_device *ieee, struct sk_buff *skb,
+ struct rtllib_crypt_data **crypt, size_t hdrlen)
{
struct rtllib_hdr_4addr *hdr = (struct rtllib_hdr_4addr *)skb->data;
u16 fc = le16_to_cpu(hdr->frame_ctl);
return 0;
}
-int rtllib_rx_decrypt(
- struct rtllib_device *ieee,
- struct sk_buff *skb,
- struct rtllib_rx_stats *rx_stats,
- struct rtllib_crypt_data *crypt,
- size_t hdrlen)
+
+int rtllib_rx_decrypt(struct rtllib_device *ieee, struct sk_buff *skb,
+ struct rtllib_rx_stats *rx_stats,
+ struct rtllib_crypt_data *crypt, size_t hdrlen)
{
struct rtllib_hdr_4addr *hdr;
int keyidx = 0;
sc = le16_to_cpu(hdr->seq_ctl);
frag = WLAN_GET_SEQ_FRAG(sc);
- if ((!rx_stats->Decrypted)){
+ if ((!rx_stats->Decrypted))
ieee->need_sw_enc = 1;
- }else{
+ else
ieee->need_sw_enc = 0;
- }
- if (ieee->host_decrypt && (fc & RTLLIB_FCTL_WEP) &&
- ((keyidx = rtllib_rx_frame_decrypt(ieee, skb, crypt)) < 0)) {
- printk("%s: decrypt frame error\n", __func__);
+ keyidx = rtllib_rx_frame_decrypt(ieee, skb, crypt);
+ if (ieee->host_decrypt && (fc & RTLLIB_FCTL_WEP) && (keyidx < 0)) {
+ printk(KERN_INFO "%s: decrypt frame error\n", __func__);
return -1;
}
/* skb: hdr + (possible reassembled) full MSDU payload; possibly still
* encrypted/authenticated */
if (ieee->host_decrypt && (fc & RTLLIB_FCTL_WEP) &&
- rtllib_rx_frame_decrypt_msdu(ieee, skb, keyidx, crypt))
- {
- printk("%s: ==>decrypt msdu error\n", __func__);
+ rtllib_rx_frame_decrypt_msdu(ieee, skb, keyidx, crypt)) {
+ printk(KERN_INFO "%s: ==>decrypt msdu error\n", __func__);
return -1;
}
return -1;
}
- if (rtllib_is_eapol_frame(ieee, skb, hdrlen)) {
+ if (rtllib_is_eapol_frame(ieee, skb, hdrlen))
printk(KERN_WARNING "RX: IEEE802.1X EAPOL frame!\n");
- }
return 0;
}
+
void rtllib_rx_check_leave_lps(struct rtllib_device *ieee, u8 unicast, u8 nr_subframes)
{
- if (unicast){
+ if (unicast) {
- if ((ieee->state == RTLLIB_LINKED) /*&& !MgntInitAdapterInProgress(pMgntInfo)*/)
- {
- if ( ((ieee->LinkDetectInfo.NumRxUnicastOkInPeriod +ieee->LinkDetectInfo.NumTxOkInPeriod) > 8 ) ||
- (ieee->LinkDetectInfo.NumRxUnicastOkInPeriod > 2) )
- {
+ if ((ieee->state == RTLLIB_LINKED)) {
+ if (((ieee->LinkDetectInfo.NumRxUnicastOkInPeriod +
+ ieee->LinkDetectInfo.NumTxOkInPeriod) > 8) ||
+ (ieee->LinkDetectInfo.NumRxUnicastOkInPeriod > 2)) {
if (ieee->LeisurePSLeave)
ieee->LeisurePSLeave(ieee->dev);
}
}
ieee->last_rx_ps_time = jiffies;
}
-void rtllib_rx_indicate_pkt_legacy(
- struct rtllib_device *ieee,
+
+void rtllib_rx_indicate_pkt_legacy(struct rtllib_device *ieee,
struct rtllib_rx_stats *rx_stats,
- struct rtllib_rxb* rxb,
+ struct rtllib_rxb *rxb,
u8 *dst,
u8 *src)
{
u16 ethertype;
int i = 0;
- if (rxb == NULL){
- printk("%s: rxb is NULL!!\n", __func__);
+ if (rxb == NULL) {
+ printk(KERN_INFO "%s: rxb is NULL!!\n", __func__);
return ;
}
- for (i = 0; i<rxb->nr_subframes; i++) {
+ for (i = 0; i < rxb->nr_subframes; i++) {
struct sk_buff *sub_skb = rxb->subframes[i];
if (sub_skb) {
/* convert hdr + possible LLC headers into Ethernet header */
ethertype = (sub_skb->data[6] << 8) | sub_skb->data[7];
if (sub_skb->len >= 8 &&
- ((memcmp(sub_skb->data, rfc1042_header, SNAP_SIZE) == 0 &&
- ethertype != ETH_P_AARP && ethertype != ETH_P_IPX) ||
- memcmp(sub_skb->data, bridge_tunnel_header, SNAP_SIZE) == 0)) {
+ ((memcmp(sub_skb->data, rfc1042_header, SNAP_SIZE) == 0 &&
+ ethertype != ETH_P_AARP && ethertype != ETH_P_IPX) ||
+ memcmp(sub_skb->data, bridge_tunnel_header, SNAP_SIZE) == 0)) {
/* remove RFC1042 or Bridge-Tunnel encapsulation and
* replace EtherType */
skb_pull(sub_skb, SNAP_SIZE);
ieee->stats.rx_packets++;
ieee->stats.rx_bytes += sub_skb->len;
- if (is_multicast_ether_addr(dst)) {
+ if (is_multicast_ether_addr(dst))
ieee->stats.multicast++;
- }
/* Indicat the packets to upper layer */
memset(sub_skb->cb, 0, sizeof(sub_skb->cb));
kfree(rxb);
rxb = NULL;
}
+
int rtllib_rx_InfraAdhoc(struct rtllib_device *ieee, struct sk_buff *skb,
struct rtllib_rx_stats *rx_stats)
{
struct net_device *dev = ieee->dev;
struct rtllib_hdr_4addr *hdr = (struct rtllib_hdr_4addr *)skb->data;
struct rtllib_crypt_data *crypt = NULL;
- struct rtllib_rxb* rxb = NULL;
+ struct rtllib_rxb *rxb = NULL;
struct rx_ts_record *pTS = NULL;
u16 fc, sc, SeqNum = 0;
u8 type, stype, multicast = 0, unicast = 0, nr_subframes = 0, TID = 0;
/*Filter pkt has too small length */
hdrlen = rtllib_rx_get_hdrlen(ieee, skb, rx_stats);
- if (skb->len < hdrlen){
- printk("%s():ERR!!! skb->len is smaller than hdrlen\n",__func__);
+ if (skb->len < hdrlen) {
+ printk(KERN_INFO "%s():ERR!!! skb->len is smaller than hdrlen\n", __func__);
goto rx_dropped;
}
goto rx_dropped;
/* Filter CTRL Frame */
- if (type == RTLLIB_FTYPE_CTL) {
+ if (type == RTLLIB_FTYPE_CTL)
goto rx_dropped;
- }
/* Filter MGNT Frame */
if (type == RTLLIB_FTYPE_MGMT) {
/* Filter WAPI DATA Frame */
/* Update statstics for AP roaming */
- if (!bToOtherSTA){
+ if (!bToOtherSTA) {
ieee->LinkDetectInfo.NumRecvDataInPeriod++;
ieee->LinkDetectInfo.NumRxOkInPeriod++;
}
if (ret < 0)
goto rx_dropped;
- if (skb->len == hdrlen){
+ if (skb->len == hdrlen)
goto rx_dropped;
- }
/* Send pspoll based on moredata */
if ((ieee->iw_mode == IW_MODE_INFRA) && (ieee->sta_sleep == LPS_IS_SLEEP)
hdr = (struct rtllib_hdr_4addr *) skb->data;
if (ieee->current_network.qos_data.active && IsQoSDataFrame(skb->data)
&& !is_multicast_ether_addr(hdr->addr1) && !is_broadcast_ether_addr(hdr->addr1)
- && (!bToOtherSTA))
- {
+ && (!bToOtherSTA)) {
TID = Frame_QoSTID(skb->data);
SeqNum = WLAN_GET_SEQ_SEQ(sc);
- GetTs(ieee,(struct ts_common_info **) &pTS,hdr->addr2,TID,RX_DIR,true);
- if (TID !=0 && TID !=3){
+ GetTs(ieee, (struct ts_common_info **) &pTS, hdr->addr2, TID, RX_DIR, true);
+ if (TID != 0 && TID != 3)
ieee->bis_any_nonbepkts = true;
- }
}
/* Parse rx data frame (For AMSDU) */
/* skb: hdr + (possible reassembled) full plaintext payload */
payload = skb->data + hdrlen;
- rxb = (struct rtllib_rxb*)kmalloc(sizeof(struct rtllib_rxb),GFP_ATOMIC);
- if (rxb == NULL)
- {
- RTLLIB_DEBUG(RTLLIB_DL_ERR,"%s(): kmalloc rxb error\n",__func__);
+ rxb = kmalloc(sizeof(struct rtllib_rxb), GFP_ATOMIC);
+ if (rxb == NULL) {
+ RTLLIB_DEBUG(RTLLIB_DL_ERR,
+ "%s(): kmalloc rxb error\n", __func__);
goto rx_dropped;
}
/* to parse amsdu packets */
/* qos data packets & reserved bit is 1 */
- if (parse_subframe(ieee,skb,rx_stats,rxb,src,dst) == 0) {
+ if (parse_subframe(ieee, skb, rx_stats, rxb, src, dst) == 0) {
/* only to free rxb, and not submit the packets to upper layer */
- for (i =0; i < rxb->nr_subframes; i++) {
+ for (i = 0; i < rxb->nr_subframes; i++)
dev_kfree_skb(rxb->subframes[i]);
- }
kfree(rxb);
rxb = NULL;
goto rx_dropped;
/* Update WAPI PN */
/* Check if leave LPS */
- if (!bToOtherSTA){
+ if (!bToOtherSTA) {
if (ieee->bIsAggregateFrame)
nr_subframes = rxb->nr_subframes;
else
}
/* Indicate packets to upper layer or Rx Reorder */
- if (ieee->pHTInfo->bCurRxReorderEnable == false ||pTS == NULL || bToOtherSTA){
+ if (ieee->pHTInfo->bCurRxReorderEnable == false || pTS == NULL || bToOtherSTA)
rtllib_rx_indicate_pkt_legacy(ieee, rx_stats, rxb, dst, src);
- }else{
+ else
RxReorderIndicatePacket(ieee, rxb, pTS, SeqNum);
- }
dev_kfree_skb(skb);
return 1;
rx_dropped:
- if (rxb != NULL)
- {
+ if (rxb != NULL) {
kfree(rxb);
rxb = NULL;
}
{
return 0;
}
+
int rtllib_rx_Monitor(struct rtllib_device *ieee, struct sk_buff *skb,
struct rtllib_rx_stats *rx_stats)
{
u16 fc = le16_to_cpu(hdr->frame_ctl);
size_t hdrlen = rtllib_get_hdrlen(fc);
- if (skb->len < hdrlen){
- printk("%s():ERR!!! skb->len is smaller than hdrlen\n", __func__);
+ if (skb->len < hdrlen) {
+ printk(KERN_INFO "%s():ERR!!! skb->len is smaller than hdrlen\n", __func__);
return 0;
}
if (HTCCheck(ieee, skb->data)) {
if (net_ratelimit())
- printk("%s: Find HTCControl!\n", __func__);
+ printk(KERN_INFO "%s: Find HTCControl!\n", __func__);
hdrlen += 4;
}
{
int ret = 0;
- if ((NULL==ieee) || (NULL==skb) || (NULL==rx_stats)){
+ if ((NULL == ieee) || (NULL == skb) || (NULL == rx_stats)) {
printk(KERN_INFO "%s: Input parameters NULL!\n", __func__);
goto rx_dropped;
}
if (skb->len < 10) {
- printk(KERN_INFO "%s: SKB length < 10 \n", __func__);
+ printk(KERN_INFO "%s: SKB length < 10\n", __func__);
goto rx_dropped;
}
* the right values
*/
static int rtllib_verify_qos_info(struct rtllib_qos_information_element
- *info_element, int sub_type)
+ *info_element, int sub_type)
{
- if (info_element->qui_subtype != sub_type)
- return -1;
- if (memcmp(info_element->qui, qos_oui, QOS_OUI_LEN))
- return -1;
- if (info_element->qui_type != QOS_OUI_TYPE)
- return -1;
- if (info_element->version != QOS_VERSION_1)
- return -1;
+ if (info_element->qui_subtype != sub_type)
+ return -1;
+ if (memcmp(info_element->qui, qos_oui, QOS_OUI_LEN))
+ return -1;
+ if (info_element->qui_type != QOS_OUI_TYPE)
+ return -1;
+ if (info_element->version != QOS_VERSION_1)
+ return -1;
- return 0;
+ return 0;
}
* Parse a QoS parameter element
*/
static int rtllib_read_qos_param_element(struct rtllib_qos_parameter_info
- *element_param, struct rtllib_info_element
- *info_element)
+ *element_param, struct rtllib_info_element
+ *info_element)
{
- int ret = 0;
- u16 size = sizeof(struct rtllib_qos_parameter_info) - 2;
-
- if ((info_element == NULL) || (element_param == NULL))
- return -1;
-
- if (info_element->id == QOS_ELEMENT_ID && info_element->len == size) {
- memcpy(element_param->info_element.qui, info_element->data,
- info_element->len);
- element_param->info_element.elementID = info_element->id;
- element_param->info_element.length = info_element->len;
- } else
- ret = -1;
- if (ret == 0)
- ret = rtllib_verify_qos_info(&element_param->info_element,
- QOS_OUI_PARAM_SUB_TYPE);
- return ret;
+ int ret = 0;
+ u16 size = sizeof(struct rtllib_qos_parameter_info) - 2;
+
+ if ((info_element == NULL) || (element_param == NULL))
+ return -1;
+
+ if (info_element->id == QOS_ELEMENT_ID && info_element->len == size) {
+ memcpy(element_param->info_element.qui, info_element->data,
+ info_element->len);
+ element_param->info_element.elementID = info_element->id;
+ element_param->info_element.length = info_element->len;
+ } else
+ ret = -1;
+ if (ret == 0)
+ ret = rtllib_verify_qos_info(&element_param->info_element,
+ QOS_OUI_PARAM_SUB_TYPE);
+ return ret;
}
/*
* Parse a QoS information element
*/
static int rtllib_read_qos_info_element(struct
- rtllib_qos_information_element
- *element_info, struct rtllib_info_element
- *info_element)
+ rtllib_qos_information_element
+ *element_info, struct rtllib_info_element
+ *info_element)
{
- int ret = 0;
- u16 size = sizeof(struct rtllib_qos_information_element) - 2;
-
- if (element_info == NULL)
- return -1;
- if (info_element == NULL)
- return -1;
-
- if ((info_element->id == QOS_ELEMENT_ID) && (info_element->len == size)) {
- memcpy(element_info->qui, info_element->data,
- info_element->len);
- element_info->elementID = info_element->id;
- element_info->length = info_element->len;
- } else
- ret = -1;
-
- if (ret == 0)
- ret = rtllib_verify_qos_info(element_info,
- QOS_OUI_INFO_SUB_TYPE);
- return ret;
+ int ret = 0;
+ u16 size = sizeof(struct rtllib_qos_information_element) - 2;
+
+ if (element_info == NULL)
+ return -1;
+ if (info_element == NULL)
+ return -1;
+
+ if ((info_element->id == QOS_ELEMENT_ID) && (info_element->len == size)) {
+ memcpy(element_info->qui, info_element->data,
+ info_element->len);
+ element_info->elementID = info_element->id;
+ element_info->length = info_element->len;
+ } else
+ ret = -1;
+
+ if (ret == 0)
+ ret = rtllib_verify_qos_info(element_info,
+ QOS_OUI_INFO_SUB_TYPE);
+ return ret;
}
static int rtllib_qos_convert_ac_to_parameters(struct rtllib_qos_parameter_info *param_elm,
struct rtllib_qos_data *qos_data)
{
- struct rtllib_qos_ac_parameter *ac_params;
+ struct rtllib_qos_ac_parameter *ac_params;
struct rtllib_qos_parameters *qos_param = &(qos_data->parameters);
- int rc = 0;
- int i;
+ int rc = 0;
+ int i;
u8 aci;
u8 acm;
qos_data->wmm_acm = 0;
- for (i = 0; i < QOS_QUEUE_NUM; i++) {
- ac_params = &(param_elm->ac_params_record[i]);
+ for (i = 0; i < QOS_QUEUE_NUM; i++) {
+ ac_params = &(param_elm->ac_params_record[i]);
aci = (ac_params->aci_aifsn & 0x60) >> 5;
acm = (ac_params->aci_aifsn & 0x10) >> 4;
if (aci >= QOS_QUEUE_NUM)
continue;
switch (aci) {
- case 1:
- /* BIT(0) | BIT(3) */
- if (acm)
- qos_data->wmm_acm |= (0x01<<0)|(0x01<<3);
- break;
- case 2:
- /* BIT(4) | BIT(5) */
- if (acm)
- qos_data->wmm_acm |= (0x01<<4)|(0x01<<5);
- break;
- case 3:
- /* BIT(6) | BIT(7) */
- if (acm)
- qos_data->wmm_acm |= (0x01<<6)|(0x01<<7);
- break;
- case 0:
- default:
- /* BIT(1) | BIT(2) */
- if (acm)
- qos_data->wmm_acm |= (0x01<<1)|(0x01<<2);
- break;
+ case 1:
+ /* BIT(0) | BIT(3) */
+ if (acm)
+ qos_data->wmm_acm |= (0x01<<0)|(0x01<<3);
+ break;
+ case 2:
+ /* BIT(4) | BIT(5) */
+ if (acm)
+ qos_data->wmm_acm |= (0x01<<4)|(0x01<<5);
+ break;
+ case 3:
+ /* BIT(6) | BIT(7) */
+ if (acm)
+ qos_data->wmm_acm |= (0x01<<6)|(0x01<<7);
+ break;
+ case 0:
+ default:
+ /* BIT(1) | BIT(2) */
+ if (acm)
+ qos_data->wmm_acm |= (0x01<<1)|(0x01<<2);
+ break;
}
- qos_param->aifs[aci] = (ac_params->aci_aifsn) & 0x0f;
+ qos_param->aifs[aci] = (ac_params->aci_aifsn) & 0x0f;
/* WMM spec P.11: The minimum value for AIFSN shall be 2 */
- qos_param->aifs[aci] = (qos_param->aifs[aci] < 2) ? 2:qos_param->aifs[aci];
+ qos_param->aifs[aci] = (qos_param->aifs[aci] < 2) ? 2 : qos_param->aifs[aci];
- qos_param->cw_min[aci] = ac_params->ecw_min_max & 0x0F;
+ qos_param->cw_min[aci] = ac_params->ecw_min_max & 0x0F;
- qos_param->cw_max[aci] = (ac_params->ecw_min_max & 0xF0) >> 4;
+ qos_param->cw_max[aci] = (ac_params->ecw_min_max & 0xF0) >> 4;
- qos_param->flag[aci] =
- (ac_params->aci_aifsn & 0x10) ? 0x01 : 0x00;
- qos_param->tx_op_limit[aci] = le16_to_cpu(ac_params->tx_op_limit);
- }
- return rc;
+ qos_param->flag[aci] =
+ (ac_params->aci_aifsn & 0x10) ? 0x01 : 0x00;
+ qos_param->tx_op_limit[aci] = le16_to_cpu(ac_params->tx_op_limit);
+ }
+ return rc;
}
/*
* which type to read
*/
static int rtllib_parse_qos_info_param_IE(struct rtllib_info_element
- *info_element,
- struct rtllib_network *network)
+ *info_element,
+ struct rtllib_network *network)
{
- int rc = 0;
- struct rtllib_qos_information_element qos_info_element;
-
- rc = rtllib_read_qos_info_element(&qos_info_element, info_element);
-
- if (rc == 0) {
- network->qos_data.param_count = qos_info_element.ac_info & 0x0F;
- network->flags |= NETWORK_HAS_QOS_INFORMATION;
- } else {
- struct rtllib_qos_parameter_info param_element;
-
- rc = rtllib_read_qos_param_element(¶m_element,
- info_element);
- if (rc == 0) {
- rtllib_qos_convert_ac_to_parameters(¶m_element,
- &(network->qos_data));
- network->flags |= NETWORK_HAS_QOS_PARAMETERS;
- network->qos_data.param_count =
- param_element.info_element.ac_info & 0x0F;
- }
- }
-
- if (rc == 0) {
- RTLLIB_DEBUG_QOS("QoS is supported\n");
- network->qos_data.supported = 1;
- }
- return rc;
+ int rc = 0;
+ struct rtllib_qos_information_element qos_info_element;
+
+ rc = rtllib_read_qos_info_element(&qos_info_element, info_element);
+
+ if (rc == 0) {
+ network->qos_data.param_count = qos_info_element.ac_info & 0x0F;
+ network->flags |= NETWORK_HAS_QOS_INFORMATION;
+ } else {
+ struct rtllib_qos_parameter_info param_element;
+
+ rc = rtllib_read_qos_param_element(¶m_element,
+ info_element);
+ if (rc == 0) {
+ rtllib_qos_convert_ac_to_parameters(¶m_element,
+ &(network->qos_data));
+ network->flags |= NETWORK_HAS_QOS_PARAMETERS;
+ network->qos_data.param_count =
+ param_element.info_element.ac_info & 0x0F;
+ }
+ }
+
+ if (rc == 0) {
+ RTLLIB_DEBUG_QOS("QoS is supported\n");
+ network->qos_data.supported = 1;
+ }
+ return rc;
}
#define MFIE_STRING(x) case MFIE_TYPE_ ##x: return #x
static const char *get_info_element_string(u16 id)
{
- switch (id) {
- MFIE_STRING(SSID);
- MFIE_STRING(RATES);
- MFIE_STRING(FH_SET);
- MFIE_STRING(DS_SET);
- MFIE_STRING(CF_SET);
- MFIE_STRING(TIM);
- MFIE_STRING(IBSS_SET);
- MFIE_STRING(COUNTRY);
- MFIE_STRING(HOP_PARAMS);
- MFIE_STRING(HOP_TABLE);
- MFIE_STRING(REQUEST);
- MFIE_STRING(CHALLENGE);
- MFIE_STRING(POWER_CONSTRAINT);
- MFIE_STRING(POWER_CAPABILITY);
- MFIE_STRING(TPC_REQUEST);
- MFIE_STRING(TPC_REPORT);
- MFIE_STRING(SUPP_CHANNELS);
- MFIE_STRING(CSA);
- MFIE_STRING(MEASURE_REQUEST);
- MFIE_STRING(MEASURE_REPORT);
- MFIE_STRING(QUIET);
- MFIE_STRING(IBSS_DFS);
- MFIE_STRING(RSN);
- MFIE_STRING(RATES_EX);
- MFIE_STRING(GENERIC);
- MFIE_STRING(QOS_PARAMETER);
- default:
- return "UNKNOWN";
- }
+ switch (id) {
+ MFIE_STRING(SSID);
+ MFIE_STRING(RATES);
+ MFIE_STRING(FH_SET);
+ MFIE_STRING(DS_SET);
+ MFIE_STRING(CF_SET);
+ MFIE_STRING(TIM);
+ MFIE_STRING(IBSS_SET);
+ MFIE_STRING(COUNTRY);
+ MFIE_STRING(HOP_PARAMS);
+ MFIE_STRING(HOP_TABLE);
+ MFIE_STRING(REQUEST);
+ MFIE_STRING(CHALLENGE);
+ MFIE_STRING(POWER_CONSTRAINT);
+ MFIE_STRING(POWER_CAPABILITY);
+ MFIE_STRING(TPC_REQUEST);
+ MFIE_STRING(TPC_REPORT);
+ MFIE_STRING(SUPP_CHANNELS);
+ MFIE_STRING(CSA);
+ MFIE_STRING(MEASURE_REQUEST);
+ MFIE_STRING(MEASURE_REPORT);
+ MFIE_STRING(QUIET);
+ MFIE_STRING(IBSS_DFS);
+ MFIE_STRING(RSN);
+ MFIE_STRING(RATES_EX);
+ MFIE_STRING(GENERIC);
+ MFIE_STRING(QOS_PARAMETER);
+ default:
+ return "UNKNOWN";
+ }
}
static inline void rtllib_extract_country_ie(
struct rtllib_device *ieee,
struct rtllib_info_element *info_element,
struct rtllib_network *network,
- u8 * addr2)
+ u8 *addr2)
{
if (IS_DOT11D_ENABLE(ieee)) {
- if (info_element->len!= 0) {
+ if (info_element->len != 0) {
memcpy(network->CountryIeBuf, info_element->data, info_element->len);
network->CountryIeLen = info_element->len;
- if (!IS_COUNTRY_IE_VALID(ieee))
- {
- if ((rtllib_act_scanning(ieee,false) == true) && (ieee->FirstIe_InScan == 1))
- printk("Received beacon ContryIE, SSID: <%s>\n",network->ssid);
+ if (!IS_COUNTRY_IE_VALID(ieee)) {
+ if ((rtllib_act_scanning(ieee, false) == true) && (ieee->FirstIe_InScan == 1))
+ printk(KERN_INFO "Received beacon ContryIE, SSID: <%s>\n", network->ssid);
Dot11d_UpdateCountryIe(ieee, addr2, info_element->len, info_element->data);
}
}
- if (IS_EQUAL_CIE_SRC(ieee, addr2)) {
+ if (IS_EQUAL_CIE_SRC(ieee, addr2))
UPDATE_CIE_WATCHDOG(ieee);
- }
}
}
{
u8 i;
short offset;
- u16 tmp_htcap_len=0;
- u16 tmp_htinfo_len=0;
- u16 ht_realtek_agg_len=0;
+ u16 tmp_htcap_len = 0;
+ u16 tmp_htinfo_len = 0;
+ u16 ht_realtek_agg_len = 0;
u8 ht_realtek_agg_buf[MAX_IE_LEN];
char rates_str[64];
char *p;
network->tim.tim_count = info_element->data[0];
network->tim.tim_period = info_element->data[1];
- network->dtim_period = info_element->data[1];
- if (ieee->state != RTLLIB_LINKED)
- break;
+ network->dtim_period = info_element->data[1];
+ if (ieee->state != RTLLIB_LINKED)
+ break;
network->last_dtim_sta_time = jiffies;
- network->dtim_data = RTLLIB_DTIM_VALID;
-
+ network->dtim_data = RTLLIB_DTIM_VALID;
- if (info_element->data[2] & 1)
- network->dtim_data |= RTLLIB_DTIM_MBCAST;
- offset = (info_element->data[2] >> 1)*2;
+ if (info_element->data[2] & 1)
+ network->dtim_data |= RTLLIB_DTIM_MBCAST;
+ offset = (info_element->data[2] >> 1)*2;
- if (ieee->assoc_id < 8*offset ||
- ieee->assoc_id > 8*(offset + info_element->len -3))
- break;
+ if (ieee->assoc_id < 8*offset ||
+ ieee->assoc_id > 8*(offset + info_element->len - 3))
+ break;
- offset = (ieee->assoc_id / 8) - offset;
- if (info_element->data[3+offset] & (1<<(ieee->assoc_id%8)))
- network->dtim_data |= RTLLIB_DTIM_UCAST;
+ offset = (ieee->assoc_id / 8) - offset;
+ if (info_element->data[3 + offset] &
+ (1 << (ieee->assoc_id % 8)))
+ network->dtim_data |= RTLLIB_DTIM_UCAST;
network->listen_interval = network->dtim_period;
break;
network->wpa_ie_len);
break;
}
- if (info_element->len == 7 &&
- info_element->data[0] == 0x00 &&
- info_element->data[1] == 0xe0 &&
- info_element->data[2] == 0x4c &&
- info_element->data[3] == 0x01 &&
- info_element->data[4] == 0x02)
- network->Turbo_Enable = 1;
+ if (info_element->len == 7 &&
+ info_element->data[0] == 0x00 &&
+ info_element->data[1] == 0xe0 &&
+ info_element->data[2] == 0x4c &&
+ info_element->data[3] == 0x01 &&
+ info_element->data[4] == 0x02)
+ network->Turbo_Enable = 1;
if (tmp_htcap_len == 0) {
if (info_element->len >= 4 &&
info_element->data[2] == 0x4c &&
info_element->data[3] == 0x033) {
- tmp_htcap_len = min(info_element->len,(u8)MAX_IE_LEN);
- if (tmp_htcap_len != 0){
+ tmp_htcap_len = min(info_element->len, (u8)MAX_IE_LEN);
+ if (tmp_htcap_len != 0) {
network->bssht.bdHTSpecVer = HT_SPEC_VER_EWC;
- network->bssht.bdHTCapLen = tmp_htcap_len > sizeof(network->bssht.bdHTCapBuf)?\
- sizeof(network->bssht.bdHTCapBuf):tmp_htcap_len;
- memcpy(network->bssht.bdHTCapBuf,info_element->data,network->bssht.bdHTCapLen);
+ network->bssht.bdHTCapLen = tmp_htcap_len > sizeof(network->bssht.bdHTCapBuf) ?
+ sizeof(network->bssht.bdHTCapBuf) : tmp_htcap_len;
+ memcpy(network->bssht.bdHTCapBuf, info_element->data, network->bssht.bdHTCapLen);
}
}
- if (tmp_htcap_len != 0){
+ if (tmp_htcap_len != 0) {
network->bssht.bdSupportHT = true;
network->bssht.bdHT1R = ((((struct ht_capab_ele *)(network->bssht.bdHTCapBuf))->MCS[1]) == 0);
- }else{
+ } else {
network->bssht.bdSupportHT = false;
network->bssht.bdHT1R = false;
}
}
- if (tmp_htinfo_len == 0){
+ if (tmp_htinfo_len == 0) {
if (info_element->len >= 4 &&
- info_element->data[0] == 0x00 &&
- info_element->data[1] == 0x90 &&
- info_element->data[2] == 0x4c &&
- info_element->data[3] == 0x034){
-
- tmp_htinfo_len = min(info_element->len,(u8)MAX_IE_LEN);
- if (tmp_htinfo_len != 0){
- network->bssht.bdHTSpecVer = HT_SPEC_VER_EWC;
- if (tmp_htinfo_len){
- network->bssht.bdHTInfoLen = tmp_htinfo_len > sizeof(network->bssht.bdHTInfoBuf)?\
- sizeof(network->bssht.bdHTInfoBuf):tmp_htinfo_len;
- memcpy(network->bssht.bdHTInfoBuf,info_element->data,network->bssht.bdHTInfoLen);
- }
-
+ info_element->data[0] == 0x00 &&
+ info_element->data[1] == 0x90 &&
+ info_element->data[2] == 0x4c &&
+ info_element->data[3] == 0x034) {
+ tmp_htinfo_len = min(info_element->len, (u8)MAX_IE_LEN);
+ if (tmp_htinfo_len != 0) {
+ network->bssht.bdHTSpecVer = HT_SPEC_VER_EWC;
+ if (tmp_htinfo_len) {
+ network->bssht.bdHTInfoLen = tmp_htinfo_len > sizeof(network->bssht.bdHTInfoBuf) ?
+ sizeof(network->bssht.bdHTInfoBuf) : tmp_htinfo_len;
+ memcpy(network->bssht.bdHTInfoBuf, info_element->data, network->bssht.bdHTInfoLen);
}
+ }
+
}
}
- if (ieee->aggregation){
- if (network->bssht.bdSupportHT){
+ if (ieee->aggregation) {
+ if (network->bssht.bdSupportHT) {
if (info_element->len >= 4 &&
- info_element->data[0] == 0x00 &&
- info_element->data[1] == 0xe0 &&
- info_element->data[2] == 0x4c &&
- info_element->data[3] == 0x02){
-
- ht_realtek_agg_len = min(info_element->len,(u8)MAX_IE_LEN);
- memcpy(ht_realtek_agg_buf,info_element->data,info_element->len);
-
+ info_element->data[0] == 0x00 &&
+ info_element->data[1] == 0xe0 &&
+ info_element->data[2] == 0x4c &&
+ info_element->data[3] == 0x02) {
+ ht_realtek_agg_len = min(info_element->len, (u8)MAX_IE_LEN);
+ memcpy(ht_realtek_agg_buf, info_element->data, info_element->len);
}
- if (ht_realtek_agg_len >= 5){
+ if (ht_realtek_agg_len >= 5) {
network->realtek_cap_exit = true;
network->bssht.bdRT2RTAggregation = true;
if ((ht_realtek_agg_buf[4] == 1) && (ht_realtek_agg_buf[5] & 0x02))
- network->bssht.bdRT2RTLongSlotTime = true;
+ network->bssht.bdRT2RTLongSlotTime = true;
- if ((ht_realtek_agg_buf[4]==1) && (ht_realtek_agg_buf[5] & RT_HT_CAP_USE_92SE))
- {
+ if ((ht_realtek_agg_buf[4] == 1) && (ht_realtek_agg_buf[5] & RT_HT_CAP_USE_92SE))
network->bssht.RT2RT_HT_Mode |= RT_HT_CAP_USE_92SE;
- }
}
}
- if (ht_realtek_agg_len >= 5){
+ if (ht_realtek_agg_len >= 5) {
if ((ht_realtek_agg_buf[5] & RT_HT_CAP_USE_SOFTAP))
network->bssht.RT2RT_HT_Mode |= RT_HT_CAP_USE_SOFTAP;
}
}
- {
- if ((info_element->len >= 3 &&
- info_element->data[0] == 0x00 &&
- info_element->data[1] == 0x05 &&
- info_element->data[2] == 0xb5) ||
- (info_element->len >= 3 &&
- info_element->data[0] == 0x00 &&
- info_element->data[1] == 0x0a &&
- info_element->data[2] == 0xf7) ||
- (info_element->len >= 3 &&
- info_element->data[0] == 0x00 &&
- info_element->data[1] == 0x10 &&
- info_element->data[2] == 0x18)){
-
- network->broadcom_cap_exist = true;
-
- }
+ if ((info_element->len >= 3 &&
+ info_element->data[0] == 0x00 &&
+ info_element->data[1] == 0x05 &&
+ info_element->data[2] == 0xb5) ||
+ (info_element->len >= 3 &&
+ info_element->data[0] == 0x00 &&
+ info_element->data[1] == 0x0a &&
+ info_element->data[2] == 0xf7) ||
+ (info_element->len >= 3 &&
+ info_element->data[0] == 0x00 &&
+ info_element->data[1] == 0x10 &&
+ info_element->data[2] == 0x18)) {
+ network->broadcom_cap_exist = true;
}
if (info_element->len >= 3 &&
- info_element->data[0] == 0x00 &&
- info_element->data[1] == 0x0c &&
- info_element->data[2] == 0x43)
- {
+ info_element->data[0] == 0x00 &&
+ info_element->data[1] == 0x0c &&
+ info_element->data[2] == 0x43)
network->ralink_cap_exist = true;
- }
if ((info_element->len >= 3 &&
- info_element->data[0] == 0x00 &&
- info_element->data[1] == 0x03 &&
- info_element->data[2] == 0x7f) ||
- (info_element->len >= 3 &&
- info_element->data[0] == 0x00 &&
- info_element->data[1] == 0x13 &&
- info_element->data[2] == 0x74))
- {
+ info_element->data[0] == 0x00 &&
+ info_element->data[1] == 0x03 &&
+ info_element->data[2] == 0x7f) ||
+ (info_element->len >= 3 &&
+ info_element->data[0] == 0x00 &&
+ info_element->data[1] == 0x13 &&
+ info_element->data[2] == 0x74))
network->atheros_cap_exist = true;
- }
if ((info_element->len >= 3 &&
- info_element->data[0] == 0x00 &&
- info_element->data[1] == 0x50 &&
- info_element->data[2] == 0x43) )
- {
- network->marvell_cap_exist = true;
- }
+ info_element->data[0] == 0x00 &&
+ info_element->data[1] == 0x50 &&
+ info_element->data[2] == 0x43))
+ network->marvell_cap_exist = true;
if (info_element->len >= 3 &&
- info_element->data[0] == 0x00 &&
- info_element->data[1] == 0x40 &&
- info_element->data[2] == 0x96)
- {
+ info_element->data[0] == 0x00 &&
+ info_element->data[1] == 0x40 &&
+ info_element->data[2] == 0x96)
network->cisco_cap_exist = true;
- }
if (info_element->len >= 3 &&
- info_element->data[0] == 0x00 &&
- info_element->data[1] == 0x0a &&
- info_element->data[2] == 0xf5)
- {
+ info_element->data[0] == 0x00 &&
+ info_element->data[1] == 0x0a &&
+ info_element->data[2] == 0xf5)
network->airgo_cap_exist = true;
- }
if (info_element->len > 4 &&
- info_element->data[0] == 0x00 &&
- info_element->data[1] == 0x40 &&
- info_element->data[2] == 0x96 &&
- info_element->data[3] == 0x01)
- {
- if (info_element->len == 6)
- {
+ info_element->data[0] == 0x00 &&
+ info_element->data[1] == 0x40 &&
+ info_element->data[2] == 0x96 &&
+ info_element->data[3] == 0x01) {
+ if (info_element->len == 6) {
memcpy(network->CcxRmState, &info_element[4], 2);
if (network->CcxRmState[0] != 0)
- {
network->bCcxRmEnable = true;
- }
else
network->bCcxRmEnable = false;
network->MBssidMask = network->CcxRmState[1] & 0x07;
- if (network->MBssidMask != 0)
- {
+ if (network->MBssidMask != 0) {
network->bMBssidValid = true;
network->MBssidMask = 0xff << (network->MBssidMask);
memcpy(network->MBssid, network->bssid, ETH_ALEN);
network->MBssid[5] &= network->MBssidMask;
- }
- else
- {
+ } else {
network->bMBssidValid = false;
}
- }
- else
- {
+ } else {
network->bCcxRmEnable = false;
}
}
if (info_element->len > 4 &&
- info_element->data[0] == 0x00 &&
- info_element->data[1] == 0x40 &&
- info_element->data[2] == 0x96 &&
- info_element->data[3] == 0x03)
- {
- if (info_element->len == 5)
- {
+ info_element->data[0] == 0x00 &&
+ info_element->data[1] == 0x40 &&
+ info_element->data[2] == 0x96 &&
+ info_element->data[3] == 0x03) {
+ if (info_element->len == 5) {
network->bWithCcxVerNum = true;
network->BssCcxVerNumber = info_element->data[4];
- }
- else
- {
+ } else {
network->bWithCcxVerNum = false;
network->BssCcxVerNumber = 0;
}
}
if (info_element->len > 4 &&
- info_element->data[0] == 0x00 &&
- info_element->data[1] == 0x50 &&
- info_element->data[2] == 0xf2 &&
- info_element->data[3] == 0x04)
- {
+ info_element->data[0] == 0x00 &&
+ info_element->data[1] == 0x50 &&
+ info_element->data[2] == 0xf2 &&
+ info_element->data[3] == 0x04) {
RTLLIB_DEBUG_MGMT("MFIE_TYPE_WZC: %d bytes\n",
info_element->len);
network->wzc_ie_len = min(info_element->len+2,
case MFIE_TYPE_HT_CAP:
RTLLIB_DEBUG_SCAN("MFIE_TYPE_HT_CAP: %d bytes\n",
info_element->len);
- tmp_htcap_len = min(info_element->len,(u8)MAX_IE_LEN);
- if (tmp_htcap_len != 0){
+ tmp_htcap_len = min(info_element->len, (u8)MAX_IE_LEN);
+ if (tmp_htcap_len != 0) {
network->bssht.bdHTSpecVer = HT_SPEC_VER_EWC;
- network->bssht.bdHTCapLen = tmp_htcap_len > sizeof(network->bssht.bdHTCapBuf)?\
- sizeof(network->bssht.bdHTCapBuf):tmp_htcap_len;
- memcpy(network->bssht.bdHTCapBuf,info_element->data,network->bssht.bdHTCapLen);
+ network->bssht.bdHTCapLen = tmp_htcap_len > sizeof(network->bssht.bdHTCapBuf) ?
+ sizeof(network->bssht.bdHTCapBuf) : tmp_htcap_len;
+ memcpy(network->bssht.bdHTCapBuf,
+ info_element->data,
+ network->bssht.bdHTCapLen);
network->bssht.bdSupportHT = true;
- network->bssht.bdHT1R = ((((struct ht_capab_ele *)(network->bssht.bdHTCapBuf))->MCS[1]) == 0);
+ network->bssht.bdHT1R = ((((struct ht_capab_ele *)
+ network->bssht.bdHTCapBuf))->MCS[1]) == 0;
- network->bssht.bdBandWidth = (enum ht_channel_width)(((struct ht_capab_ele *)(network->bssht.bdHTCapBuf))->ChlWidth);
- }
- else{
+ network->bssht.bdBandWidth = (enum ht_channel_width)
+ (((struct ht_capab_ele *)
+ (network->bssht.bdHTCapBuf))->ChlWidth);
+ } else {
network->bssht.bdSupportHT = false;
network->bssht.bdHT1R = false;
- network->bssht.bdBandWidth = HT_CHANNEL_WIDTH_20 ;
+ network->bssht.bdBandWidth = HT_CHANNEL_WIDTH_20;
}
break;
case MFIE_TYPE_HT_INFO:
RTLLIB_DEBUG_SCAN("MFIE_TYPE_HT_INFO: %d bytes\n",
info_element->len);
- tmp_htinfo_len = min(info_element->len,(u8)MAX_IE_LEN);
- if (tmp_htinfo_len){
+ tmp_htinfo_len = min(info_element->len, (u8)MAX_IE_LEN);
+ if (tmp_htinfo_len) {
network->bssht.bdHTSpecVer = HT_SPEC_VER_IEEE;
- network->bssht.bdHTInfoLen = tmp_htinfo_len > sizeof(network->bssht.bdHTInfoBuf)?\
- sizeof(network->bssht.bdHTInfoBuf):tmp_htinfo_len;
- memcpy(network->bssht.bdHTInfoBuf,info_element->data,network->bssht.bdHTInfoLen);
+ network->bssht.bdHTInfoLen = tmp_htinfo_len >
+ sizeof(network->bssht.bdHTInfoBuf) ?
+ sizeof(network->bssht.bdHTInfoBuf) :
+ tmp_htinfo_len;
+ memcpy(network->bssht.bdHTInfoBuf,
+ info_element->data,
+ network->bssht.bdHTInfoLen);
}
break;
case MFIE_TYPE_AIRONET:
RTLLIB_DEBUG_SCAN("MFIE_TYPE_AIRONET: %d bytes\n",
info_element->len);
- if (info_element->len >IE_CISCO_FLAG_POSITION)
- {
+ if (info_element->len > IE_CISCO_FLAG_POSITION) {
network->bWithAironetIE = true;
- if ( (info_element->data[IE_CISCO_FLAG_POSITION]&SUPPORT_CKIP_MIC) ||
- (info_element->data[IE_CISCO_FLAG_POSITION]&SUPPORT_CKIP_PK) )
- {
+ if ((info_element->data[IE_CISCO_FLAG_POSITION]
+ & SUPPORT_CKIP_MIC) ||
+ (info_element->data[IE_CISCO_FLAG_POSITION]
+ & SUPPORT_CKIP_PK))
network->bCkipSupported = true;
- }
else
- {
network->bCkipSupported = false;
- }
- }
- else
- {
+ } else {
network->bWithAironetIE = false;
network->bCkipSupported = false;
}
case MFIE_TYPE_COUNTRY:
RTLLIB_DEBUG_SCAN("MFIE_TYPE_COUNTRY: %d bytes\n",
info_element->len);
- rtllib_extract_country_ie(ieee, info_element, network, network->bssid);
+ rtllib_extract_country_ie(ieee, info_element, network,
+ network->bssid);
break;
/* TODO */
default:
}
if (!network->atheros_cap_exist && !network->broadcom_cap_exist &&
- !network->cisco_cap_exist && !network->ralink_cap_exist && !network->bssht.bdRT2RTAggregation)
- {
+ !network->cisco_cap_exist && !network->ralink_cap_exist &&
+ !network->bssht.bdRT2RTAggregation)
network->unknown_cap_exist = true;
- }
else
- {
network->unknown_cap_exist = false;
- }
return 0;
}
-static inline u8 rtllib_SignalStrengthTranslate(
- u8 CurrSS
- )
+static inline u8 rtllib_SignalStrengthTranslate(u8 CurrSS)
{
u8 RetSS;
if (CurrSS >= 71 && CurrSS <= 100)
- {
RetSS = 90 + ((CurrSS - 70) / 3);
- }
else if (CurrSS >= 41 && CurrSS <= 70)
- {
RetSS = 78 + ((CurrSS - 40) / 3);
- }
else if (CurrSS >= 31 && CurrSS <= 40)
- {
RetSS = 66 + (CurrSS - 30);
- }
else if (CurrSS >= 21 && CurrSS <= 30)
- {
RetSS = 54 + (CurrSS - 20);
- }
else if (CurrSS >= 5 && CurrSS <= 20)
- {
RetSS = 42 + (((CurrSS - 5) * 2) / 3);
- }
else if (CurrSS == 4)
- {
RetSS = 36;
- }
else if (CurrSS == 3)
- {
RetSS = 27;
- }
else if (CurrSS == 2)
- {
RetSS = 18;
- }
else if (CurrSS == 1)
- {
RetSS = 9;
- }
else
- {
RetSS = CurrSS;
- }
-
-
return RetSS;
}
-long rtllib_translate_todbm(u8 signal_strength_index )
+long rtllib_translate_todbm(u8 signal_strength_index)
{
long signal_power;
{
/*
- network->qos_data.active = 0;
- network->qos_data.supported = 0;
- network->qos_data.param_count = 0;
- network->qos_data.old_param_count = 0;
+ network->qos_data.active = 0;
+ network->qos_data.supported = 0;
+ network->qos_data.param_count = 0;
+ network->qos_data.old_param_count = 0;
*/
memset(&network->qos_data, 0, sizeof(struct rtllib_qos_data));
network->flags = 0;
network->atim_window = 0;
network->erp_value = (network->capability & WLAN_CAPABILITY_IBSS) ?
- 0x3 : 0x0;
+ 0x3 : 0x0;
network->berp_info_valid = false;
- network->broadcom_cap_exist = false;
+ network->broadcom_cap_exist = false;
network->ralink_cap_exist = false;
network->atheros_cap_exist = false;
network->cisco_cap_exist = false;
network->rsn_ie_len = 0;
network->wzc_ie_len = 0;
- if (rtllib_parse_info_param(ieee,
+ if (rtllib_parse_info_param(ieee,
beacon->info_element,
(stats->len - sizeof(*beacon)),
network,
stats))
- return 1;
+ return 1;
network->mode = 0;
if (stats->freq == RTLLIB_52GHZ_BAND)
return 1;
}
- if (network->bssht.bdSupportHT){
+ if (network->bssht.bdSupportHT) {
if (network->mode == IEEE_A)
network->mode = IEEE_N_5G;
else if (network->mode & (IEEE_G | IEEE_B))
if (rtllib_is_empty_essid(network->ssid, network->ssid_len))
network->flags |= NETWORK_EMPTY_ESSID;
stats->signal = 30 + (stats->SignalStrength * 70) / 100;
- stats->noise = rtllib_translate_todbm((u8)(100-stats->signal)) -25;
+ stats->noise = rtllib_translate_todbm((u8)(100-stats->signal)) - 25;
memcpy(&network->stats, stats, sizeof(network->stats));
* and the capability field (in particular IBSS and BSS) all match.
* We treat all <hidden> with the same BSSID and channel
* as one network */
- return
- (((src->ssid_len == dst->ssid_len) || (!ssidbroad)) &&
+ return (((src->ssid_len == dst->ssid_len) || (!ssidbroad)) &&
(src->channel == dst->channel) &&
!memcmp(src->bssid, dst->bssid, ETH_ALEN) &&
- (!memcmp(src->ssid, dst->ssid, src->ssid_len) || (!ssidbroad)) &&
+ (!memcmp(src->ssid, dst->ssid, src->ssid_len) ||
+ (!ssidbroad)) &&
((src->capability & WLAN_CAPABILITY_IBSS) ==
(dst->capability & WLAN_CAPABILITY_IBSS)) &&
((src->capability & WLAN_CAPABILITY_ESS) ==
dst->rates_len = src->rates_len;
memcpy(dst->rates_ex, src->rates_ex, src->rates_ex_len);
dst->rates_ex_len = src->rates_ex_len;
- if (src->ssid_len > 0)
- {
- if (dst->ssid_len == 0)
- {
+ if (src->ssid_len > 0) {
+ if (dst->ssid_len == 0) {
memset(dst->hidden_ssid, 0, sizeof(dst->hidden_ssid));
dst->hidden_ssid_len = src->ssid_len;
memcpy(dst->hidden_ssid, src->ssid, src->ssid_len);
- }else{
+ } else {
memset(dst->ssid, 0, dst->ssid_len);
dst->ssid_len = src->ssid_len;
memcpy(dst->ssid, src->ssid, src->ssid_len);
dst->flags = src->flags;
dst->time_stamp[0] = src->time_stamp[0];
dst->time_stamp[1] = src->time_stamp[1];
- if (src->flags & NETWORK_HAS_ERP_VALUE)
- {
+ if (src->flags & NETWORK_HAS_ERP_VALUE) {
dst->erp_value = src->erp_value;
dst->berp_info_valid = src->berp_info_valid = true;
}
dst->last_dtim_sta_time = src->last_dtim_sta_time;
memcpy(&dst->tim, &src->tim, sizeof(struct rtllib_tim_parameters));
- dst->bssht.bdSupportHT = src->bssht.bdSupportHT;
+ dst->bssht.bdSupportHT = src->bssht.bdSupportHT;
dst->bssht.bdRT2RTAggregation = src->bssht.bdRT2RTAggregation;
- dst->bssht.bdHTCapLen= src->bssht.bdHTCapLen;
- memcpy(dst->bssht.bdHTCapBuf,src->bssht.bdHTCapBuf,src->bssht.bdHTCapLen);
- dst->bssht.bdHTInfoLen= src->bssht.bdHTInfoLen;
- memcpy(dst->bssht.bdHTInfoBuf,src->bssht.bdHTInfoBuf,src->bssht.bdHTInfoLen);
+ dst->bssht.bdHTCapLen = src->bssht.bdHTCapLen;
+ memcpy(dst->bssht.bdHTCapBuf, src->bssht.bdHTCapBuf,
+ src->bssht.bdHTCapLen);
+ dst->bssht.bdHTInfoLen = src->bssht.bdHTInfoLen;
+ memcpy(dst->bssht.bdHTInfoBuf, src->bssht.bdHTInfoBuf,
+ src->bssht.bdHTInfoLen);
dst->bssht.bdHTSpecVer = src->bssht.bdHTSpecVer;
dst->bssht.bdRT2RTLongSlotTime = src->bssht.bdRT2RTLongSlotTime;
dst->broadcom_cap_exist = src->broadcom_cap_exist;
old_param = dst->qos_data.param_count;
dst->qos_data.supported = src->qos_data.supported;
if (dst->flags & NETWORK_HAS_QOS_PARAMETERS)
- memcpy(&dst->qos_data, &src->qos_data, sizeof(struct rtllib_qos_data));
+ memcpy(&dst->qos_data, &src->qos_data,
+ sizeof(struct rtllib_qos_data));
if (dst->qos_data.supported == 1) {
if (dst->ssid_len)
RTLLIB_DEBUG_QOS
/* dst->last_associate is not overwritten */
dst->wmm_info = src->wmm_info;
- if (src->wmm_param[0].ac_aci_acm_aifsn|| \
- src->wmm_param[1].ac_aci_acm_aifsn|| \
- src->wmm_param[2].ac_aci_acm_aifsn|| \
- src->wmm_param[1].ac_aci_acm_aifsn) {
- memcpy(dst->wmm_param, src->wmm_param, WME_AC_PRAM_LEN);
- }
+ if (src->wmm_param[0].ac_aci_acm_aifsn ||
+ src->wmm_param[1].ac_aci_acm_aifsn ||
+ src->wmm_param[2].ac_aci_acm_aifsn ||
+ src->wmm_param[1].ac_aci_acm_aifsn)
+ memcpy(dst->wmm_param, src->wmm_param, WME_AC_PRAM_LEN);
dst->SignalStrength = src->SignalStrength;
dst->RSSI = src->RSSI;
dst->bWithAironetIE = src->bWithAironetIE;
dst->bCkipSupported = src->bCkipSupported;
- memcpy(dst->CcxRmState,src->CcxRmState,2);
+ memcpy(dst->CcxRmState, src->CcxRmState, 2);
dst->bCcxRmEnable = src->bCcxRmEnable;
dst->MBssidMask = src->MBssidMask;
dst->bMBssidValid = src->bMBssidValid;
- memcpy(dst->MBssid,src->MBssid,6);
+ memcpy(dst->MBssid, src->MBssid, 6);
dst->bWithCcxVerNum = src->bWithCcxVerNum;
dst->BssCcxVerNumber = src->BssCcxVerNumber;
-
}
+
static inline int is_beacon(__le16 fc)
{
return (WLAN_FC_GET_STYPE(le16_to_cpu(fc)) == RTLLIB_STYPE_BEACON);
}
-static int IsPassiveChannel( struct rtllib_device *rtllib, u8 channel)
+static int IsPassiveChannel(struct rtllib_device *rtllib, u8 channel)
{
if (MAX_CHANNEL_NUMBER < channel) {
- printk("%s(): Invalid Channel\n", __func__);
+ printk(KERN_INFO "%s(): Invalid Channel\n", __func__);
return 0;
}
return 0;
}
-int IsLegalChannel( struct rtllib_device *rtllib, u8 channel)
+int IsLegalChannel(struct rtllib_device *rtllib, u8 channel)
{
if (MAX_CHANNEL_NUMBER < channel) {
- printk("%s(): Invalid Channel\n", __func__);
+ printk(KERN_INFO "%s(): Invalid Channel\n", __func__);
return 0;
}
if (rtllib->active_channel_map[channel] > 0)
return 0;
}
-
static inline void rtllib_process_probe_response(
struct rtllib_device *ieee,
struct rtllib_probe_response *beacon,
struct rtllib_info_element *info_element = &beacon->info_element[0];
unsigned long flags;
short renew;
- struct rtllib_network *network = kzalloc(sizeof(struct rtllib_network), GFP_ATOMIC);
+ struct rtllib_network *network = kzalloc(sizeof(struct rtllib_network),
+ GFP_ATOMIC);
if (!network)
return;
if (rtllib_network_init(ieee, beacon, network, stats)) {
RTLLIB_DEBUG_SCAN("Dropped '%s' (" MAC_FMT ") via %s.\n",
- escape_essid(info_element->data,
- info_element->len),
- MAC_ARG(beacon->header.addr3),
- WLAN_FC_GET_STYPE(beacon->header.frame_ctl) ==
- RTLLIB_STYPE_PROBE_RESP ?
- "PROBE RESPONSE" : "BEACON");
+ escape_essid(info_element->data,
+ info_element->len),
+ MAC_ARG(beacon->header.addr3),
+ WLAN_FC_GET_STYPE(beacon->header.frame_ctl) ==
+ RTLLIB_STYPE_PROBE_RESP ?
+ "PROBE RESPONSE" : "BEACON");
goto free_network;
}
if (!IsLegalChannel(ieee, network->channel))
goto free_network;
- if (WLAN_FC_GET_STYPE(beacon->header.frame_ctl) == RTLLIB_STYPE_PROBE_RESP) {
+ if (WLAN_FC_GET_STYPE(beacon->header.frame_ctl) ==
+ RTLLIB_STYPE_PROBE_RESP) {
if (IsPassiveChannel(ieee, network->channel)) {
- printk("GetScanInfo(): For Global Domain, "
- "filter probe response at channel(%d).\n", network->channel);
+ printk(KERN_INFO "GetScanInfo(): For Global Domain, "
+ "filter probe response at channel(%d).\n",
+ network->channel);
goto free_network;
}
}
* to see if we can find it in our list.
*
* NOTE: This search is definitely not optimized. Once its doing
- * the "right thing" we'll optimize it for efficiency if
- * necessary */
+ * the "right thing" we'll optimize it for efficiency if
+ * necessary */
/* Search for this entry in the list and update it if it is
* already there. */
spin_lock_irqsave(&ieee->lock, flags);
- {
- if (is_same_network(&ieee->current_network, network, (network->ssid_len?1:0))) {
- update_network(&ieee->current_network, network);
- if ((ieee->current_network.mode == IEEE_N_24G || ieee->current_network.mode == IEEE_G)
- && ieee->current_network.berp_info_valid){
- if (ieee->current_network.erp_value& ERP_UseProtection)
+ if (is_same_network(&ieee->current_network, network,
+ (network->ssid_len ? 1 : 0))) {
+ update_network(&ieee->current_network, network);
+ if ((ieee->current_network.mode == IEEE_N_24G ||
+ ieee->current_network.mode == IEEE_G)
+ && ieee->current_network.berp_info_valid) {
+ if (ieee->current_network.erp_value & ERP_UseProtection)
ieee->current_network.buseprotection = true;
- else
- ieee->current_network.buseprotection = false;
+ else
+ ieee->current_network.buseprotection = false;
}
- if (is_beacon(beacon->header.frame_ctl))
- {
- if (ieee->state >= RTLLIB_LINKED)
- ieee->LinkDetectInfo.NumRecvBcnInPeriod++;
- }
+ if (is_beacon(beacon->header.frame_ctl)) {
+ if (ieee->state >= RTLLIB_LINKED)
+ ieee->LinkDetectInfo.NumRecvBcnInPeriod++;
}
}
list_for_each_entry(target, &ieee->network_list, list) {
- if (is_same_network(target, network,(target->ssid_len?1:0)))
+ if (is_same_network(target, network,
+ (target->ssid_len ? 1 : 0)))
break;
if ((oldest == NULL) ||
(target->last_scanned < oldest->last_scanned))
RTLLIB_DEBUG_SCAN("Adding '%s' (" MAC_FMT ") via %s.\n",
- escape_essid(network->ssid,
- network->ssid_len),
- MAC_ARG(network->bssid),
- WLAN_FC_GET_STYPE(beacon->header.frame_ctl) ==
- RTLLIB_STYPE_PROBE_RESP ?
- "PROBE RESPONSE" : "BEACON");
+ escape_essid(network->ssid,
+ network->ssid_len),
+ MAC_ARG(network->bssid),
+ WLAN_FC_GET_STYPE(beacon->header.frame_ctl) ==
+ RTLLIB_STYPE_PROBE_RESP ?
+ "PROBE RESPONSE" : "BEACON");
memcpy(target, network, sizeof(*target));
list_add_tail(&target->list, &ieee->network_list);
if (ieee->softmac_features & IEEE_SOFTMAC_ASSOCIATE)
rtllib_softmac_new_net(ieee, network);
} else {
RTLLIB_DEBUG_SCAN("Updating '%s' (" MAC_FMT ") via %s.\n",
- escape_essid(target->ssid,
- target->ssid_len),
- MAC_ARG(target->bssid),
- WLAN_FC_GET_STYPE(beacon->header.frame_ctl) ==
- RTLLIB_STYPE_PROBE_RESP ?
- "PROBE RESPONSE" : "BEACON");
-
- /* we have an entry and we are going to update it. But this entry may
- * be already expired. In this case we do the same as we found a new
- * net and call the new_net handler
+ escape_essid(target->ssid,
+ target->ssid_len),
+ MAC_ARG(target->bssid),
+ WLAN_FC_GET_STYPE(beacon->header.frame_ctl) ==
+ RTLLIB_STYPE_PROBE_RESP ?
+ "PROBE RESPONSE" : "BEACON");
+
+ /* we have an entry and we are going to update it. But this
+ * entry may be already expired. In this case we do the same
+ * as we found a new net and call the new_net handler
*/
- renew = !time_after(target->last_scanned + ieee->scan_age, jiffies);
+ renew = !time_after(target->last_scanned + ieee->scan_age,
+ jiffies);
if ((!target->ssid_len) &&
- (((network->ssid_len > 0) && (target->hidden_ssid_len == 0))
- || ((ieee->current_network.ssid_len == network->ssid_len) &&
- (strncmp(ieee->current_network.ssid, network->ssid, network->ssid_len) == 0) &&
- (ieee->state == RTLLIB_NOLINK)))
- ) {
+ (((network->ssid_len > 0) && (target->hidden_ssid_len == 0))
+ || ((ieee->current_network.ssid_len == network->ssid_len) &&
+ (strncmp(ieee->current_network.ssid, network->ssid,
+ network->ssid_len) == 0) &&
+ (ieee->state == RTLLIB_NOLINK))))
renew = 1;
- }
update_network(target, network);
if (renew && (ieee->softmac_features & IEEE_SOFTMAC_ASSOCIATE))
rtllib_softmac_new_net(ieee, network);
}
spin_unlock_irqrestore(&ieee->lock, flags);
- if (is_beacon(beacon->header.frame_ctl)&&is_same_network(&ieee->current_network, network, (network->ssid_len?1:0))&&\
- (ieee->state == RTLLIB_LINKED)) {
- if (ieee->handle_beacon != NULL) {
- ieee->handle_beacon(ieee->dev,beacon,&ieee->current_network);
- }
+ if (is_beacon(beacon->header.frame_ctl) &&
+ is_same_network(&ieee->current_network, network,
+ (network->ssid_len ? 1 : 0)) &&
+ (ieee->state == RTLLIB_LINKED)) {
+ if (ieee->handle_beacon != NULL)
+ ieee->handle_beacon(ieee->dev, beacon,
+ &ieee->current_network);
}
free_network:
kfree(network);
}
void rtllib_rx_mgt(struct rtllib_device *ieee,
- struct sk_buff *skb,
+ struct sk_buff *skb,
struct rtllib_rx_stats *stats)
{
- struct rtllib_hdr_4addr *header = (struct rtllib_hdr_4addr *)skb->data ;
- if (WLAN_FC_GET_STYPE(header->frame_ctl) != RTLLIB_STYPE_PROBE_RESP &&
- WLAN_FC_GET_STYPE(header->frame_ctl) != RTLLIB_STYPE_BEACON)
- ieee->last_rx_ps_time = jiffies;
-
- switch (WLAN_FC_GET_STYPE(header->frame_ctl)) {
-
- case RTLLIB_STYPE_BEACON:
- RTLLIB_DEBUG_MGMT("received BEACON (%d)\n",
- WLAN_FC_GET_STYPE(header->frame_ctl));
- RTLLIB_DEBUG_SCAN("Beacon\n");
- rtllib_process_probe_response(
- ieee, (struct rtllib_probe_response *)header, stats);
-
- if (ieee->sta_sleep || (ieee->ps != RTLLIB_PS_DISABLED &&
- ieee->iw_mode == IW_MODE_INFRA &&
- ieee->state == RTLLIB_LINKED))
- tasklet_schedule(&ieee->ps_task);
-
- break;
-
- case RTLLIB_STYPE_PROBE_RESP:
- RTLLIB_DEBUG_MGMT("received PROBE RESPONSE (%d)\n",
- WLAN_FC_GET_STYPE(header->frame_ctl));
- RTLLIB_DEBUG_SCAN("Probe response\n");
- rtllib_process_probe_response(
- ieee, (struct rtllib_probe_response *)header, stats);
- break;
- case RTLLIB_STYPE_PROBE_REQ:
- RTLLIB_DEBUG_MGMT("received PROBE RESQUEST (%d)\n",
- WLAN_FC_GET_STYPE(header->frame_ctl));
- RTLLIB_DEBUG_SCAN("Probe request\n");
- if ((ieee->softmac_features & IEEE_SOFTMAC_PROBERS) &&
- ((ieee->iw_mode == IW_MODE_ADHOC ||
- ieee->iw_mode == IW_MODE_MASTER) &&
- ieee->state == RTLLIB_LINKED)){
- rtllib_rx_probe_rq(ieee, skb);
- }
- break;
- }
+ struct rtllib_hdr_4addr *header = (struct rtllib_hdr_4addr *)skb->data ;
+
+ if (WLAN_FC_GET_STYPE(header->frame_ctl) != RTLLIB_STYPE_PROBE_RESP &&
+ WLAN_FC_GET_STYPE(header->frame_ctl) != RTLLIB_STYPE_BEACON)
+ ieee->last_rx_ps_time = jiffies;
+
+ switch (WLAN_FC_GET_STYPE(header->frame_ctl)) {
+
+ case RTLLIB_STYPE_BEACON:
+ RTLLIB_DEBUG_MGMT("received BEACON (%d)\n",
+ WLAN_FC_GET_STYPE(header->frame_ctl));
+ RTLLIB_DEBUG_SCAN("Beacon\n");
+ rtllib_process_probe_response(
+ ieee, (struct rtllib_probe_response *)header,
+ stats);
+ if (ieee->sta_sleep || (ieee->ps != RTLLIB_PS_DISABLED &&
+ ieee->iw_mode == IW_MODE_INFRA &&
+ ieee->state == RTLLIB_LINKED))
+ tasklet_schedule(&ieee->ps_task);
+
+ break;
+
+ case RTLLIB_STYPE_PROBE_RESP:
+ RTLLIB_DEBUG_MGMT("received PROBE RESPONSE (%d)\n",
+ WLAN_FC_GET_STYPE(header->frame_ctl));
+ RTLLIB_DEBUG_SCAN("Probe response\n");
+ rtllib_process_probe_response(ieee,
+ (struct rtllib_probe_response *)header, stats);
+ break;
+ case RTLLIB_STYPE_PROBE_REQ:
+ RTLLIB_DEBUG_MGMT("received PROBE RESQUEST (%d)\n",
+ WLAN_FC_GET_STYPE(header->frame_ctl));
+ RTLLIB_DEBUG_SCAN("Probe request\n");
+ if ((ieee->softmac_features & IEEE_SOFTMAC_PROBERS) &&
+ ((ieee->iw_mode == IW_MODE_ADHOC ||
+ ieee->iw_mode == IW_MODE_MASTER) &&
+ ieee->state == RTLLIB_LINKED))
+ rtllib_rx_probe_rq(ieee, skb);
+ break;
+ }
}
projects / linux-beck.git / commitdiff