Esempi in C++ (Cpp) per dn_dev_devices_off

Esempio n. 1

File: sysctl_net_decnet.c Progetto: xricson/knoppix

static int dn_node_address_strategy(ctl_table *table, int *name, int nlen,
				void *oldval, size_t *oldlenp,
				void *newval, size_t newlen,
				void **context)
{
	size_t len;
	dn_address addr;

	if (oldval && oldlenp) {
		if (get_user(len, oldlenp))
			return -EFAULT;
		if (len) {
			if (len != sizeof(unsigned short))
				return -EINVAL;
			if (put_user(decnet_address, (unsigned short *)oldval))
				return -EFAULT;
		}
	}
	if (newval && newlen) {
		if (newlen != sizeof(unsigned short))
			return -EINVAL;
		if (get_user(addr, (unsigned short *)newval))
			return -EFAULT;

		dn_dev_devices_off();

		decnet_address = addr;

		dn_dev_devices_on();
	}
	return 0;
}

Esempio n. 2

File: sysctl_net_decnet.c Progetto: mturquette/linux-omap

static int dn_node_address_strategy(ctl_table *table,
				void __user *oldval, size_t __user *oldlenp,
				void __user *newval, size_t newlen)
{
	size_t len;
	__le16 addr;

	if (oldval && oldlenp) {
		if (get_user(len, oldlenp))
			return -EFAULT;
		if (len) {
			if (len != sizeof(unsigned short))
				return -EINVAL;
			if (put_user(decnet_address, (__le16 __user *)oldval))
				return -EFAULT;
		}
	}
	if (newval && newlen) {
		if (newlen != sizeof(unsigned short))
			return -EINVAL;
		if (get_user(addr, (__le16 __user *)newval))
			return -EFAULT;

		dn_dev_devices_off();

		decnet_address = addr;

		dn_dev_devices_on();
	}
	return 0;
}

Esempio n. 3

File: sysctl_net_decnet.c Progetto: kizukukoto/WDN900_GPL

static int dn_node_address_handler(ctl_table *table, int write,
				struct file *filp,
				void __user *buffer,
				size_t *lenp, loff_t *ppos)
{
	char addr[DN_ASCBUF_LEN];
	size_t len;
	__le16 dnaddr;

	if (!*lenp || (*ppos && !write)) {
		*lenp = 0;
		return 0;
	}

	if (write) {
		int len = (*lenp < DN_ASCBUF_LEN) ? *lenp : (DN_ASCBUF_LEN-1);

		if (copy_from_user(addr, buffer, len))
			return -EFAULT;

		addr[len] = 0;
		strip_it(addr);

		if (parse_addr(&dnaddr, addr))
			return -EINVAL;

		dn_dev_devices_off();

		decnet_address = dnaddr;

		dn_dev_devices_on();

		*ppos += len;

		return 0;
	}

	dn_addr2asc(dn_ntohs(decnet_address), addr);
	len = strlen(addr);
	addr[len++] = '\n';

	if (len > *lenp) len = *lenp;

	if (copy_to_user(buffer, addr, len))
		return -EFAULT;

	*lenp = len;
	*ppos += len;

	return 0;
}