sta_ioctl.c

Linux下的RT系列无线网卡驱动,可以直接在x86平台上编译

	data->flags = 1;		/* active */
	if (OPSTATUS_TEST_FLAG(pAdapter, fOP_STATUS_MEDIA_STATE_CONNECTED) && !MONITOR_ON(pAdapter))
	{
		DBGPRINT(RT_DEBUG_TRACE ,("MediaState is connected\n"));
		data->length = pAdapter->CommonCfg.SsidLen;
		memcpy(essid, pAdapter->CommonCfg.Ssid, pAdapter->CommonCfg.SsidLen);
		pAdapter->CommonCfg.Ssid[pAdapter->CommonCfg.SsidLen] = '\0';
		DBGPRINT(RT_DEBUG_TRACE ,("pAdapter->PortCfg.Ssid=%s , Ssidlen = %d\n",pAdapter->CommonCfg.Ssid, pAdapter->CommonCfg.SsidLen));
	}
	else
	{//the ANY ssid was specified
		data->length  = 0;
		DBGPRINT(RT_DEBUG_TRACE ,("MediaState is not connected, ess\n"));
	}
	DBGPRINT(RT_DEBUG_TRACE ,("===>rt_ioctl_giwessid:: (Len=%d, ssid=%s...)\n", pAdapter->CommonCfg.SsidLen, pAdapter->CommonCfg.Ssid));

	return 0;

}

int rt_ioctl_siwnickn(struct net_device *dev,
			 struct iw_request_info *info,
			 struct iw_point *data, char *nickname)
{
	PRTMP_ADAPTER pAdapter = (PRTMP_ADAPTER) dev->priv;

    //check if the interface is down
    if(!RTMP_TEST_FLAG(pAdapter, fRTMP_ADAPTER_INTERRUPT_IN_USE))
    {
        DBGPRINT(RT_DEBUG_TRACE ,("INFO::Network is down!\n"));
        return -ENETDOWN;   
    }

	if (data->length > IW_ESSID_MAX_SIZE)
		return -EINVAL;

	memset(pAdapter->nickname, 0, IW_ESSID_MAX_SIZE + 1);
	memcpy(pAdapter->nickname, nickname, data->length);


	return 0;
}

int rt_ioctl_giwnickn(struct net_device *dev,
			 struct iw_request_info *info,
			 struct iw_point *data, char *nickname)
{
	PRTMP_ADAPTER pAdapter = (PRTMP_ADAPTER) dev->priv;

    //check if the interface is down
    if(!RTMP_TEST_FLAG(pAdapter, fRTMP_ADAPTER_INTERRUPT_IN_USE))
    {
        DBGPRINT(RT_DEBUG_TRACE, ("INFO::Network is down!\n"));
        return -ENETDOWN;   
    }

	if (data->length > strlen(pAdapter->nickname) + 1)
		data->length = strlen(pAdapter->nickname) + 1;
	if (data->length > 0) {
		memcpy(nickname, pAdapter->nickname, data->length-1);
		nickname[data->length-1] = '\0';
	}
	return 0;
}

int rt_ioctl_siwrts(struct net_device *dev,
		       struct iw_request_info *info,
		       struct iw_param *rts, char *extra)
{
	PRTMP_ADAPTER pAdapter = (PRTMP_ADAPTER) dev->priv;
	u16 val;

    //check if the interface is down
    if(!RTMP_TEST_FLAG(pAdapter, fRTMP_ADAPTER_INTERRUPT_IN_USE))
    {
        DBGPRINT(RT_DEBUG_TRACE, ("INFO::Network is down!\n"));
        return -ENETDOWN;   
    }
	
	if (rts->disabled)
		val = MAX_RTS_THRESHOLD;
	else if (rts->value < 0 || rts->value > MAX_RTS_THRESHOLD)
		return -EINVAL;
	else if (rts->value == 0)
	    val = MAX_RTS_THRESHOLD;
	else
		val = rts->value;
	
	if (val != pAdapter->CommonCfg.RtsThreshold)
		pAdapter->CommonCfg.RtsThreshold = val;

	return 0;
}

int rt_ioctl_giwrts(struct net_device *dev,
		       struct iw_request_info *info,
		       struct iw_param *rts, char *extra)
{
	PRTMP_ADAPTER pAdapter = (PRTMP_ADAPTER) dev->priv;

	//check if the interface is down
    	if(!RTMP_TEST_FLAG(pAdapter, fRTMP_ADAPTER_INTERRUPT_IN_USE))
    	{
      		DBGPRINT(RT_DEBUG_TRACE, ("INFO::Network is down!\n"));
        	return -ENETDOWN;   
    	}

	rts->value = pAdapter->CommonCfg.RtsThreshold;
	rts->disabled = (rts->value == MAX_RTS_THRESHOLD);
	rts->fixed = 1;

	return 0;
}

int rt_ioctl_siwfrag(struct net_device *dev,
			struct iw_request_info *info,
			struct iw_param *frag, char *extra)
{
	PRTMP_ADAPTER pAdapter = (PRTMP_ADAPTER) dev->priv;
	u16 val;

	//check if the interface is down
    	if(!RTMP_TEST_FLAG(pAdapter, fRTMP_ADAPTER_INTERRUPT_IN_USE))
    	{
      		DBGPRINT(RT_DEBUG_TRACE, ("INFO::Network is down!\n"));
        	return -ENETDOWN;   
    	}

	if (frag->disabled)
		val = MAX_FRAG_THRESHOLD;
	else if (frag->value >= MIN_FRAG_THRESHOLD || frag->value <= MAX_FRAG_THRESHOLD)
        val = __cpu_to_le16(frag->value & ~0x1); /* even numbers only */
	else if (frag->value == 0)
	    val = MAX_FRAG_THRESHOLD;
	else
		return -EINVAL;

	pAdapter->CommonCfg.FragmentThreshold = val;
	return 0;
}

int rt_ioctl_giwfrag(struct net_device *dev,
			struct iw_request_info *info,
			struct iw_param *frag, char *extra)
{
	PRTMP_ADAPTER pAdapter = (PRTMP_ADAPTER) dev->priv;

	//check if the interface is down
    	if(!RTMP_TEST_FLAG(pAdapter, fRTMP_ADAPTER_INTERRUPT_IN_USE))
    	{
      		DBGPRINT(RT_DEBUG_TRACE, ("INFO::Network is down!\n"));
        	return -ENETDOWN;   
    	}
		
	frag->value = pAdapter->CommonCfg.FragmentThreshold;
	frag->disabled = (frag->value == MAX_FRAG_THRESHOLD);
	frag->fixed = 1;

	return 0;
}

#define MAX_WEP_KEY_SIZE 13
#define MIN_WEP_KEY_SIZE 5
int rt_ioctl_siwencode(struct net_device *dev,
			  struct iw_request_info *info,
			  struct iw_point *erq, char *extra)
{
	PRTMP_ADAPTER pAdapter = (PRTMP_ADAPTER) dev->priv;

	//check if the interface is down
	if(!RTMP_TEST_FLAG(pAdapter, fRTMP_ADAPTER_INTERRUPT_IN_USE))
	{
  		DBGPRINT(RT_DEBUG_TRACE, ("INFO::Network is down!\n"));
    	return -ENETDOWN;   
	}

	if ((erq->length == 0) &&
        (erq->flags & IW_ENCODE_DISABLED))
	{
		pAdapter->StaCfg.PairCipher = Ndis802_11WEPDisabled;
		pAdapter->StaCfg.GroupCipher = Ndis802_11WEPDisabled;
		pAdapter->StaCfg.WepStatus = Ndis802_11WEPDisabled;
        pAdapter->StaCfg.OrigWepStatus = pAdapter->StaCfg.WepStatus;
        pAdapter->StaCfg.AuthMode = Ndis802_11AuthModeOpen;
        goto done;
	}
	else if ((erq->length == 0) &&
             (erq->flags & IW_ENCODE_RESTRICTED || erq->flags & IW_ENCODE_OPEN))
	{
	    pAdapter->StaCfg.PortSecured = WPA_802_1X_PORT_SECURED;
		pAdapter->StaCfg.PairCipher = Ndis802_11WEPEnabled;
		pAdapter->StaCfg.GroupCipher = Ndis802_11WEPEnabled;
		pAdapter->StaCfg.WepStatus = Ndis802_11WEPEnabled;
        pAdapter->StaCfg.OrigWepStatus = pAdapter->StaCfg.WepStatus;
        if (erq->flags & IW_ENCODE_RESTRICTED)
    		pAdapter->StaCfg.AuthMode = Ndis802_11AuthModeShared;
    	else
    		pAdapter->StaCfg.AuthMode = Ndis802_11AuthModeOpen;
        goto done;
	}
    
    if (erq->length > 0) 
    {
		int keyIdx = (erq->flags & IW_ENCODE_INDEX) - 1;
		/* Check the size of the key */
		if (erq->length > MAX_WEP_KEY_SIZE) {
			return -EINVAL;
		}
		/* Check key index */
		if ((keyIdx < 0) || (keyIdx >= NR_WEP_KEYS))
        {
            DBGPRINT(RT_DEBUG_TRACE ,("==>rt_ioctl_siwencode::Wrong keyIdx=%d! Using default key instead (%d)\n", 
                                        keyIdx, pAdapter->StaCfg.DefaultKeyId));
            
            //Using default key
			keyIdx = pAdapter->StaCfg.DefaultKeyId;   
        }
        
        NdisZeroMemory(pAdapter->SharedKey[BSS0][keyIdx].Key,  16);

		if (erq->length == MAX_WEP_KEY_SIZE)
        {      
			pAdapter->SharedKey[BSS0][keyIdx].KeyLen = MAX_WEP_KEY_SIZE;
            pAdapter->SharedKey[BSS0][keyIdx].CipherAlg = CIPHER_WEP128;
        }
		else if (erq->length == MIN_WEP_KEY_SIZE)
        {      
            pAdapter->SharedKey[BSS0][keyIdx].KeyLen = MIN_WEP_KEY_SIZE;
            pAdapter->SharedKey[BSS0][keyIdx].CipherAlg = CIPHER_WEP64;
        }
		else
			/* Disable the key */
			pAdapter->SharedKey[BSS0][keyIdx].KeyLen = 0;

		/* Check if the key is not marked as invalid */
		if(!(erq->flags & IW_ENCODE_NOKEY)) {
			/* Copy the key in the driver */
			NdisMoveMemory(pAdapter->SharedKey[BSS0][keyIdx].Key, extra, erq->length);
        }
	} 
    else 
    {
		/* Do we want to just set the transmit key index ? */
		int index = (erq->flags & IW_ENCODE_INDEX) - 1;
		if ((index >= 0) && (index < 4)) 
        {      
			pAdapter->StaCfg.DefaultKeyId = index;
        }
        else
			/* Don't complain if only change the mode */
			if(!erq->flags & IW_ENCODE_MODE) {
				return -EINVAL;
			}
	}
		
done:
    DBGPRINT(RT_DEBUG_TRACE ,("==>rt_ioctl_siwencode::erq->flags=%x\n",erq->flags));
	DBGPRINT(RT_DEBUG_TRACE ,("==>rt_ioctl_siwencode::AuthMode=%x\n",pAdapter->StaCfg.AuthMode));
	DBGPRINT(RT_DEBUG_TRACE ,("==>rt_ioctl_siwencode::DefaultKeyId=%x, KeyLen = %d\n",pAdapter->StaCfg.DefaultKeyId , pAdapter->SharedKey[BSS0][pAdapter->StaCfg.DefaultKeyId].KeyLen));
	DBGPRINT(RT_DEBUG_TRACE ,("==>rt_ioctl_siwencode::WepStatus=%x\n",pAdapter->StaCfg.WepStatus));
	return 0;
}

int
rt_ioctl_giwencode(struct net_device *dev,
			  struct iw_request_info *info,
			  struct iw_point *erq, char *key)
{
	PRTMP_ADAPTER pAdapter = (PRTMP_ADAPTER) dev->priv;
	int kid;
	
	//check if the interface is down
	if(!RTMP_TEST_FLAG(pAdapter, fRTMP_ADAPTER_INTERRUPT_IN_USE))
	{
  		DBGPRINT(RT_DEBUG_TRACE, ("INFO::Network is down!\n"));
    	return -ENETDOWN;   
	}
		
	kid = erq->flags & IW_ENCODE_INDEX;
	DBGPRINT(RT_DEBUG_TRACE, ("===>rt_ioctl_giwencode %d\n", erq->flags & IW_ENCODE_INDEX));

	if (pAdapter->StaCfg.WepStatus == Ndis802_11WEPDisabled)
	{
		erq->length = 0;
		erq->flags = IW_ENCODE_DISABLED;
	} 
	else if ((kid > 0) && (kid <=4))
	{
		// copy wep key
		erq->flags = kid ;			/* NB: base 1 */
		if (erq->length > pAdapter->SharedKey[BSS0][kid-1].KeyLen)
			erq->length = pAdapter->SharedKey[BSS0][kid-1].KeyLen;
		memcpy(key, pAdapter->SharedKey[BSS0][kid-1].Key, erq->length);
		//if ((kid == pAdapter->PortCfg.DefaultKeyId))
		//erq->flags |= IW_ENCODE_ENABLED;	/* XXX */
		if (pAdapter->StaCfg.AuthMode == Ndis802_11AuthModeShared)
			erq->flags |= IW_ENCODE_RESTRICTED;		/* XXX */
		else
			erq->flags |= IW_ENCODE_OPEN;		/* XXX */
		
	}
	else if (kid == 0)
	{
		if (pAdapter->StaCfg.AuthMode == Ndis802_11AuthModeShared)
			erq->flags |= IW_ENCODE_RESTRICTED;		/* XXX */
		else
			erq->flags |= IW_ENCODE_OPEN;		/* XXX */
		erq->length = pAdapter->SharedKey[BSS0][pAdapter->StaCfg.DefaultKeyId].KeyLen;
		memcpy(key, pAdapter->SharedKey[BSS0][pAdapter->StaCfg.DefaultKeyId].Key, erq->length);
		// copy default key ID
		if (pAdapter->StaCfg.AuthMode == Ndis802_11AuthModeShared)
			erq->flags |= IW_ENCODE_RESTRICTED;		/* XXX */
		else
			erq->flags |= IW_ENCODE_OPEN;		/* XXX */
		erq->flags = pAdapter->StaCfg.DefaultKeyId + 1;			/* NB: base 1 */
		erq->flags |= IW_ENCODE_ENABLED;	/* XXX */
	}
		
	return 0;

}

static int
rt_ioctl_setparam(struct net_device *dev, struct iw_request_info *info,
			 void *w, char *extra)
{
	PRTMP_ADAPTER pAdapter = (PRTMP_ADAPTER) dev->priv;
	char *this_char = extra;
	char *value;
	int  Status=0;
	
	//check if the interface is down
    	if(!RTMP_TEST_FLAG(pAdapter, fRTMP_ADAPTER_INTERRUPT_IN_USE))
    	{
      		DBGPRINT(RT_DEBUG_TRACE, ("INFO::Network is down!\n"));
        	return -ENETDOWN;   
    	}

	if (!*this_char)                                                                                                            
		return Status;                                                                                                                  
	                                                                                                                            
	if ((value = rtstrchr(this_char, '=')) != NULL)                                                                             
	    *value++ = 0;                                                                                                           
	                                                                                                                            
	if (!value)                                                                                                      
	    return Status;                                                                                                                  

	// reject setting nothing besides ANY ssid(ssidLen=0)
    if (!*value && (strcmp(this_char, "SSID") != 0))
        return Status; 
        
	for (PRTMP_PRIVATE_SET_PROC = RTMP_PRIVATE_SUPPORT_PROC; PRTMP_PRIVATE_SET_PROC->name; PRTMP_PRIVATE_SET_PROC++)            
	{                                                                                                                           
	    if (strcmp(this_char, PRTMP_PRIVATE_SET_PROC->name) == 0)                                                               
	    {						                                                                                                
	        if(!PRTMP_PRIVATE_SET_PROC->set_proc(pAdapter, value))                                                              
	        {	//FALSE:Set private failed then return Invalid argument                                                         
			    Status = -EINVAL;                                                                                               
	        }                                                                                                                   
		    break;	//Exit for loop.                                                                                        
	    }                                                                                                                       
	}                                                                                                                           
	                                                                                                                            
	if(PRTMP_PRIVATE_SET_PROC->name == NULL)                                                                                    
	{  //Not found argument                                                                                                     
	    Status = -EINVAL;                                                                                                       
	    DBGPRINT(RT_DEBUG_TRACE, ("===>rt_ioctl_setparam:: (iwpriv) Not Support Set Command [%s=%s]\n", this_char, value));
	}                                                                                                                           
  
    return Status;
}

static int
rt_private_get_statistics(struct net_device *dev, struct iw_request_info *info,
		struct iw_point *wrq, char *extra)
{
	INT				Status = 0;
    PRTMP_ADAPTER   pAd = (PRTMP_ADAPTER) dev->priv;

    if (extra == NULL)
    {
        wrq->length = 0;
        return -EIO;
    }
    
    memset(extra, 0x00, IW_PRIV_SIZE_MASK);
    sprintf(extra, "\n\n");

    sprintf(extra+strlen(extra), "Tx success                      = %ld\n", (ULONG)pAd->WlanCounters.TransmittedFragmentCount.QuadPart);
    sprintf(extra+strlen(extra), "Tx success without retry        = %ld\n", (ULONG)pAd->WlanCounters.TransmittedFragmentCount.QuadPart - (ULONG)pAd->WlanCounters.RetryCount.QuadPart);
    sprintf(extra+strlen(extra), "Tx success after retry          = %ld\n", (ULONG)pAd->WlanCounters.RetryCount.QuadPart);
    sprintf(extra+strlen(extra), "Tx fail to Rcv ACK after retry  = %ld\n", (ULONG)pAd->WlanCounters.FailedCount.QuadPart);
    sprintf(extra+strlen(extra), "RTS Success Rcv CTS