diff options
Diffstat (limited to 'ubuntu/rtl8192se/rtllib/wapi_interface.c')
| -rw-r--r-- | ubuntu/rtl8192se/rtllib/wapi_interface.c | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/ubuntu/rtl8192se/rtllib/wapi_interface.c b/ubuntu/rtl8192se/rtllib/wapi_interface.c new file mode 100644 index 000000000000..20f89bc92623 --- /dev/null +++ b/ubuntu/rtl8192se/rtllib/wapi_interface.c @@ -0,0 +1,151 @@ +#if defined (RTL8192S_WAPI_SUPPORT)
+
+#include "wapi.h"
+#include "wapi_interface.h"
+#include "rtllib.h"
+
+
+/*************************************************************
+ * WAPI EVENT QUEUE : *
+ * Buffer events from driver to application. *
+ *************************************************************/
+void WAPI_InitQueue(WAPI_QUEUE * q, int szMaxItem, int szMaxData)
+{
+ RT_ASSERT_RET(q);
+
+ q->Head = 0;
+ q->Tail = 0;
+ q->NumItem = 0;
+ q->MaxItem = szMaxItem;
+ q->MaxData = szMaxData;
+}
+
+int WAPI_EnQueue(spinlock_t *plock, WAPI_QUEUE *q, u8 *item, int itemsize)
+{
+ unsigned long flags;
+
+ RT_ASSERT_RET_VALUE(plock, (-E_WAPI_QNULL));
+ RT_ASSERT_RET_VALUE(q, (-E_WAPI_QNULL));
+ RT_ASSERT_RET_VALUE(item, (-E_WAPI_QNULL));
+
+ if(WAPI_IsFullQueue(q))
+ return -E_WAPI_QFULL;
+ if(itemsize > q->MaxData)
+ return -E_WAPI_ITEM_TOO_LARGE;
+
+ spin_lock_irqsave(plock, flags);
+
+ q->ItemArray[q->Tail].ItemSize = itemsize;
+ memset(q->ItemArray[q->Tail].Item, 0, sizeof(q->ItemArray[q->Tail].Item));
+ memcpy(q->ItemArray[q->Tail].Item, item, itemsize);
+ q->NumItem++;
+ if((q->Tail+1) == q->MaxItem)
+ q->Tail = 0;
+ else
+ q->Tail++;
+
+ spin_unlock_irqrestore(plock, flags);
+
+ return E_WAPI_OK;
+}
+
+
+int WAPI_DeQueue(spinlock_t *plock, WAPI_QUEUE *q, u8 *item, int *itemsize)
+{
+ unsigned long flags;
+
+ RT_ASSERT_RET_VALUE(plock, (-E_WAPI_QNULL));
+ RT_ASSERT_RET_VALUE(q, (-E_WAPI_QNULL));
+ RT_ASSERT_RET_VALUE(item, (-E_WAPI_QNULL));
+
+ if(WAPI_IsEmptyQueue(q))
+ return -E_WAPI_QEMPTY;
+
+ spin_lock_irqsave(plock, flags);
+
+ memcpy(item, q->ItemArray[q->Head].Item, q->ItemArray[q->Head].ItemSize);
+ *itemsize = q->ItemArray[q->Head].ItemSize;
+ q->NumItem--;
+ if((q->Head+1) == q->MaxItem)
+ q->Head = 0;
+ else
+ q->Head++;
+
+ spin_unlock_irqrestore(plock, flags);
+
+ return E_WAPI_OK;
+}
+
+void WAPI_PrintQueue(WAPI_QUEUE *q)
+{
+ int i, j, index;
+
+ RT_ASSERT_RET(q);
+
+ printk("\n/-------------------------------------------------\n");
+ printk("[DOT11_PrintQueue]: MaxItem = %d, NumItem = %d, Head = %d, Tail = %d\n", q->MaxItem, q->NumItem, q->Head, q->Tail);
+ for(i=0; i<q->NumItem; i++) {
+ index = (i + q->Head) % q->MaxItem;
+ printk("Queue[%d].ItemSize = %d ", index, q->ItemArray[index].ItemSize);
+ for(j=0; j<q->ItemArray[index].ItemSize; j++)
+ printk(" %x", q->ItemArray[index].Item[j]);
+ printk("\n");
+ }
+ printk("------------------------------------------------/\n");
+}
+
+int pid_wapi = 0;
+void notifyWapiApplication()
+{
+ struct task_struct *p;
+
+ if(pid_wapi != 0){
+
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24))
+ p = find_task_by_pid(pid_wapi);
+#else
+ p = find_task_by_vpid(pid_wapi);
+#endif
+ if(p){
+ send_sig(SIGUSR1,p,0);
+ }else {
+ pid_wapi = 0;
+ }
+ }
+}
+
+int WAPI_CreateEvent_Send(struct rtllib_device *ieee, u8 EventId, u8 *MacAddr, u8 *Buff, u16 BufLen)
+{
+ WAPI_EVENT_T *pEvent;
+ u8 *pbuf = NULL;
+ int ret = 0;
+
+ WAPI_TRACE(WAPI_API, "==========> %s: EventId=%d\n", __FUNCTION__, EventId);
+
+ RT_ASSERT_RET_VALUE(ieee, -1);
+ RT_ASSERT_RET_VALUE(MacAddr, -1);
+
+ pbuf= (u8 *)kmalloc((sizeof(WAPI_EVENT_T) + BufLen), GFP_KERNEL);
+ if(NULL == pbuf)
+ return -1;
+
+ pEvent = (WAPI_EVENT_T *)pbuf;
+ pEvent->EventId = EventId;
+ memcpy(pEvent->MACAddr, MacAddr, ETH_ALEN);
+ pEvent->BuffLength = BufLen;
+ if(BufLen > 0){
+ memcpy(pEvent->Buff, Buff, BufLen);
+ }
+
+ ret = WAPI_EnQueue(&ieee->wapi_queue_lock, ieee->wapi_queue, pbuf, (sizeof(WAPI_EVENT_T) + BufLen));
+ notifyWapiApplication();
+
+ if(pbuf)
+ kfree(pbuf);
+
+ WAPI_TRACE(WAPI_API, "<========== %s\n", __FUNCTION__);
+ return ret;
+}
+
+#endif
+
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