C++ (Cpp) hdlc_ioctlの例

コード例 #1

ファイル: c101.c プロジェクト: E-LLP/n900

static int c101_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
{
	const size_t size = sizeof(sync_serial_settings);
	sync_serial_settings new_line;
	sync_serial_settings __user *line = ifr->ifr_settings.ifs_ifsu.sync;
	port_t *port = dev_to_port(dev);

#ifdef DEBUG_RINGS
	if (cmd == SIOCDEVPRIVATE) {
		sca_dump_rings(dev);
		printk(KERN_DEBUG "MSCI1: ST: %02x %02x %02x %02x\n",
		       sca_in(MSCI1_OFFSET + ST0, port),
		       sca_in(MSCI1_OFFSET + ST1, port),
		       sca_in(MSCI1_OFFSET + ST2, port),
		       sca_in(MSCI1_OFFSET + ST3, port));
		return 0;
	}
#endif
	if (cmd != SIOCWANDEV)
		return hdlc_ioctl(dev, ifr, cmd);

	switch(ifr->ifr_settings.type) {
	case IF_GET_IFACE:
		ifr->ifr_settings.type = IF_IFACE_SYNC_SERIAL;
		if (ifr->ifr_settings.size < size) {
			ifr->ifr_settings.size = size; /* data size wanted */
			return -ENOBUFS;
		}
		if (copy_to_user(line, &port->settings, size))
			return -EFAULT;
		return 0;

	case IF_IFACE_SYNC_SERIAL:
		if(!capable(CAP_NET_ADMIN))
			return -EPERM;

		if (copy_from_user(&new_line, line, size))
			return -EFAULT;

		if (new_line.clock_type != CLOCK_EXT &&
		    new_line.clock_type != CLOCK_TXFROMRX &&
		    new_line.clock_type != CLOCK_INT &&
		    new_line.clock_type != CLOCK_TXINT)
		return -EINVAL;	/* No such clock setting */

		if (new_line.loopback != 0 && new_line.loopback != 1)
			return -EINVAL;

		memcpy(&port->settings, &new_line, size); /* Update settings */
		c101_set_iface(port);
		return 0;

	default:
		return hdlc_ioctl(dev, ifr, cmd);
	}
}

コード例 #2

ファイル: pci200syn.c プロジェクト: DirtyDroidX/android_kernel_htc_m8ul

static int pci200_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
{
	const size_t size = sizeof(sync_serial_settings);
	sync_serial_settings new_line;
	sync_serial_settings __user *line = ifr->ifr_settings.ifs_ifsu.sync;
	port_t *port = dev_to_port(dev);

#ifdef DEBUG_RINGS
	if (cmd == SIOCDEVPRIVATE) {
		sca_dump_rings(dev);
		return 0;
	}
#endif
	if (cmd != SIOCWANDEV)
		return hdlc_ioctl(dev, ifr, cmd);

	switch(ifr->ifr_settings.type) {
	case IF_GET_IFACE:
		ifr->ifr_settings.type = IF_IFACE_V35;
		if (ifr->ifr_settings.size < size) {
			ifr->ifr_settings.size = size; 
			return -ENOBUFS;
		}
		if (copy_to_user(line, &port->settings, size))
			return -EFAULT;
		return 0;

	case IF_IFACE_V35:
	case IF_IFACE_SYNC_SERIAL:
		if (!capable(CAP_NET_ADMIN))
			return -EPERM;

		if (copy_from_user(&new_line, line, size))
			return -EFAULT;

		if (new_line.clock_type != CLOCK_EXT &&
		    new_line.clock_type != CLOCK_TXFROMRX &&
		    new_line.clock_type != CLOCK_INT &&
		    new_line.clock_type != CLOCK_TXINT)
			return -EINVAL;	

		if (new_line.loopback != 0 && new_line.loopback != 1)
			return -EINVAL;

		memcpy(&port->settings, &new_line, size); 
		pci200_set_iface(port);
		sca_flush(port->card);
		return 0;

	default:
		return hdlc_ioctl(dev, ifr, cmd);
	}
}

コード例 #3

ファイル: netdev.c プロジェクト: 7799/linux

static int t3e3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
{
	struct channel *sc = dev_to_priv(dev);
	int cmd_2t3e3, len, rlen;
	struct t3e3_param param;
	struct t3e3_resp resp;
	void __user *data = ifr->ifr_data + sizeof(cmd_2t3e3) + sizeof(len);

	if (cmd == SIOCWANDEV)
		return hdlc_ioctl(dev, ifr, cmd);
	if (!capable(CAP_SYS_ADMIN))
		return -EPERM;
	if (cmd != SIOCDEVPRIVATE + 15)
		return -EINVAL;

	if (copy_from_user(&cmd_2t3e3, ifr->ifr_data, sizeof(cmd_2t3e3)))
		return -EFAULT;
	if (copy_from_user(&len, ifr->ifr_data + sizeof(cmd_2t3e3), sizeof(len)))
		return -EFAULT;

	if (len > sizeof(param))
		return -EFAULT;

	if (len)
		if (copy_from_user(&param, data, len))
			return -EFAULT;

	t3e3_if_config(sc, cmd_2t3e3, (char *)&param, &resp, &rlen);

	if (rlen)
		if (copy_to_user(data, &resp, rlen))
			return -EFAULT;

	return 0;
}

コード例 #4

ファイル: lmc_proto.c プロジェクト: 458941968/mini2440-kernel-2.6.29

int lmc_proto_ioctl(lmc_softc_t *sc, struct ifreq *ifr, int cmd)
{
	lmc_trace(sc->lmc_device, "lmc_proto_ioctl");
	if (sc->if_type == LMC_PPP)
		return hdlc_ioctl(sc->lmc_device, ifr, cmd);
	return -EOPNOTSUPP;
}

コード例 #5

ファイル: ixp4xx_hss.c プロジェクト: mjduddin/B14CKB1RD_kernel_m8

static int hss_hdlc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
{
	const size_t size = sizeof(sync_serial_settings);
	sync_serial_settings new_line;
	sync_serial_settings __user *line = ifr->ifr_settings.ifs_ifsu.sync;
	struct port *port = dev_to_port(dev);
	unsigned long flags;
	int clk;

	if (cmd != SIOCWANDEV)
		return hdlc_ioctl(dev, ifr, cmd);

	switch(ifr->ifr_settings.type) {
	case IF_GET_IFACE:
		ifr->ifr_settings.type = IF_IFACE_V35;
		if (ifr->ifr_settings.size < size) {
			ifr->ifr_settings.size = size; 
			return -ENOBUFS;
		}
		memset(&new_line, 0, sizeof(new_line));
		new_line.clock_type = port->clock_type;
		new_line.clock_rate = port->clock_rate;
		new_line.loopback = port->loopback;
		if (copy_to_user(line, &new_line, size))
			return -EFAULT;
		return 0;

	case IF_IFACE_SYNC_SERIAL:
	case IF_IFACE_V35:
		if(!capable(CAP_NET_ADMIN))
			return -EPERM;
		if (copy_from_user(&new_line, line, size))
			return -EFAULT;

		clk = new_line.clock_type;
		if (port->plat->set_clock)
			clk = port->plat->set_clock(port->id, clk);

		if (clk != CLOCK_EXT && clk != CLOCK_INT)
			return -EINVAL;	

		if (new_line.loopback != 0 && new_line.loopback != 1)
			return -EINVAL;

		port->clock_type = clk; 
		if (clk == CLOCK_INT)
			find_best_clock(new_line.clock_rate, &port->clock_rate,
					&port->clock_reg);
		else {
			port->clock_rate = 0;
			port->clock_reg = CLK42X_SPEED_2048KHZ;
		}
		port->loopback = new_line.loopback;

		spin_lock_irqsave(&npe_lock, flags);

		if (dev->flags & IFF_UP)
			hss_config(port);

		if (port->loopback || port->carrier)
			netif_carrier_on(port->netdev);
		else
			netif_carrier_off(port->netdev);
		spin_unlock_irqrestore(&npe_lock, flags);

		return 0;

	default:
		return hdlc_ioctl(dev, ifr, cmd);
	}
}

コード例 #6

ファイル: pc300too.c プロジェクト: andi34/Dhollmen_Kernel

static int pc300_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
{
	const size_t size = sizeof(sync_serial_settings);
	sync_serial_settings new_line;
	sync_serial_settings __user *line = ifr->ifr_settings.ifs_ifsu.sync;
	int new_type;
	port_t *port = dev_to_port(dev);

#ifdef DEBUG_RINGS
	if (cmd == SIOCDEVPRIVATE) {
		sca_dump_rings(dev);
		return 0;
	}
#endif
	if (cmd != SIOCWANDEV)
		return hdlc_ioctl(dev, ifr, cmd);

	if (ifr->ifr_settings.type == IF_GET_IFACE) {
		ifr->ifr_settings.type = port->iface;
		if (ifr->ifr_settings.size < size) {
			ifr->ifr_settings.size = size; /* data size wanted */
			return -ENOBUFS;
		}
		if (copy_to_user(line, &port->settings, size))
			return -EFAULT;
		return 0;

	}

	if (port->card->type == PC300_X21 &&
	    (ifr->ifr_settings.type == IF_IFACE_SYNC_SERIAL ||
	     ifr->ifr_settings.type == IF_IFACE_X21))
		new_type = IF_IFACE_X21;

	else if (port->card->type == PC300_RSV &&
		 (ifr->ifr_settings.type == IF_IFACE_SYNC_SERIAL ||
		  ifr->ifr_settings.type == IF_IFACE_V35))
		new_type = IF_IFACE_V35;

	else if (port->card->type == PC300_RSV &&
		 ifr->ifr_settings.type == IF_IFACE_V24)
		new_type = IF_IFACE_V24;

	else
		return hdlc_ioctl(dev, ifr, cmd);

	if (!capable(CAP_NET_ADMIN))
		return -EPERM;

	if (copy_from_user(&new_line, line, size))
		return -EFAULT;

	if (new_line.clock_type != CLOCK_EXT &&
	    new_line.clock_type != CLOCK_TXFROMRX &&
	    new_line.clock_type != CLOCK_INT &&
	    new_line.clock_type != CLOCK_TXINT)
		return -EINVAL;	/* No such clock setting */

	if (new_line.loopback != 0 && new_line.loopback != 1)
		return -EINVAL;

	memcpy(&port->settings, &new_line, size); /* Update settings */
	port->iface = new_type;
	pc300_set_iface(port);
	return 0;
}

コード例 #7

ファイル: linux.c プロジェクト: 0xroot/Blackphone-BP1-Kernel

STATIC int
chan_dev_ioctl (struct net_device * dev, struct ifreq * ifr, int cmd)
{
    return hdlc_ioctl (dev, ifr, cmd);
}