#include <string.h>
#include <errno.h>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <linux/if_arp.h>
#include <ifaddrs.h>

#include "dev.h"
#include "str.h"
#include "sock.h"
#include "die.h"
#include "link.h"
#include "built_in.h"

int device_ifindex(const char *ifname)
{
	int ret, sock, index;
	struct ifreq ifr;

	if (!strncmp("any", ifname, strlen("any")))
		return 0;

	sock = af_socket(AF_INET);

	memset(&ifr, 0, sizeof(ifr));
	strlcpy(ifr.ifr_name, ifname, IFNAMSIZ);

	ret = ioctl(sock, SIOCGIFINDEX, &ifr);
	if (unlikely(ret))
		panic("Cannot get ifindex from device!\n");

	index = ifr.ifr_ifindex;
	close(sock);

	return index;
}

int device_type(const char *ifname)
{
	int ret, sock, type;
	struct ifreq ifr;

	if (!strncmp("any", ifname, strlen("any")))
		return ARPHRD_ETHER;

	sock = af_socket(AF_INET);

	memset(&ifr, 0, sizeof(ifr));
	strlcpy(ifr.ifr_name, ifname, IFNAMSIZ);

	ret = ioctl(sock, SIOCGIFHWADDR, &ifr);
	if (unlikely(ret))
		panic("Cannot get iftype from device!\n");

	/* dev->type */
	type = ifr.ifr_hwaddr.sa_family;
	close(sock);

	return type;
}

static int __device_address6(const char *ifname, struct sockaddr_storage *ss)
{
	int ret, family, found = -EINVAL;
	struct ifaddrs *ifaddr, *ifa;

	ret = getifaddrs(&ifaddr);
	if (unlikely(ret < 0))
		panic("Cannot get device addresses for IPv6!\n");

	for (ifa = ifaddr; ifa != NULL; ifa = ifa->ifa_next) {
		family = ifa->ifa_addr->sa_family;
		if (family != AF_INET6)
			continue;
		if (strcmp(ifa->ifa_name, ifname))
			continue;

		memcpy(ss, ifa->ifa_addr, sizeof(*ss));
		found = 0;
		break;
	}

	freeifaddrs(ifaddr);
	return found;
}

int device_address(const char *ifname, int af, struct sockaddr_storage *ss)
{
	int ret, sock;
	struct ifreq ifr;

	if (unlikely(!ss))
		return -EINVAL;
	if (!strncmp("any", ifname, strlen("any")))
		return -EINVAL;
	if (af == AF_INET6)
		return __device_address6(ifname, ss);

	sock = af_socket(af);

	memset(&ifr, 0, sizeof(ifr));
	strlcpy(ifr.ifr_name, ifname, IFNAMSIZ);

	ifr.ifr_addr.sa_family = af;

	ret = ioctl(sock, SIOCGIFADDR, &ifr);
	if (likely(!ret))
		memcpy(ss, &ifr.ifr_addr, sizeof(ifr.ifr_addr));

	close(sock);
	return ret;
}

size_t device_mtu(const char *ifname)
{
	size_t mtu = 0;
	int ret, sock;
	struct ifreq ifr;

	sock = af_socket(AF_INET);

	memset(&ifr, 0, sizeof(ifr));
	strlcpy(ifr.ifr_name, ifname, IFNAMSIZ);

	ret = ioctl(sock, SIOCGIFMTU, &ifr);
	if (likely(!ret))
		mtu = ifr.ifr_mtu;

	close(sock);
	return mtu;
}

short device_get_flags(const char *ifname)
{
	short flags = 0;
	int ret, sock;
	struct ifreq ifr;

	sock = af_socket(AF_INET);

	memset(&ifr, 0, sizeof(ifr));
	strlcpy(ifr.ifr_name, ifname, IFNAMSIZ);

	ret = ioctl(sock, SIOCGIFFLAGS, &ifr);
	if (likely(!ret))
		flags = ifr.ifr_flags;

	close(sock);
	return flags;
}

void device_set_flags(const char *ifname, const short flags)
{
	int ret, sock;
	struct ifreq ifr;

	sock = af_socket(AF_INET);

	memset(&ifr, 0, sizeof(ifr));
	strlcpy(ifr.ifr_name, ifname, IFNAMSIZ);
	ifr.ifr_flags = flags;

	ret = ioctl(sock, SIOCSIFFLAGS, &ifr);
	if (unlikely(ret < 0))
		panic("Cannot set NIC flags!\n");

	close(sock);
}

int device_up_and_running(const char *ifname)
{
	if (!ifname)
		return -EINVAL;
	if (!strncmp("any", ifname, strlen("any")))
		return 1;

	return (device_get_flags(ifname) &
		(IFF_UP | IFF_RUNNING)) ==
		(IFF_UP | IFF_RUNNING);
}

u32 device_bitrate(const char *ifname)
{
	u32 scopper, swireless;

	scopper   = ethtool_bitrate(ifname);
	swireless = wireless_bitrate(ifname);

	return scopper ? : swireless;
}

short device_enter_promiscuous_mode(const char *ifname)
{
	short ifflags;

	if (!strncmp("any", ifname, strlen("any")))
		return 0;

	ifflags = device_get_flags(ifname);
	device_set_flags(ifname, ifflags | IFF_PROMISC);

	return ifflags;
}

void device_leave_promiscuous_mode(const char *ifname, short oldflags)
{
	if (!strncmp("any", ifname, strlen("any")))
		return;

	device_set_flags(ifname, oldflags);
}
n><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Tobias Klauser &lt;tklauser@distanz.ch&gt;</td><td class='right'>2016-10-20 15:44:19 +0200</td></tr>
<tr><th>committer</th><td>Tobias Klauser &lt;tklauser@distanz.ch&gt;</td><td class='right'>2017-02-15 10:34:18 +0100</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/arch/powerpc/configs/85xx/mpc85xx_cds_defconfig?h=nds-private-remove&amp;id=5db4992d8f040b8d8db0b86d42806e0c417f7ccf'>5db4992d8f040b8d8db0b86d42806e0c417f7ccf</a> (<a href='/cgit.cgi/linux/net-next.git/patch/arch/powerpc/configs/85xx/mpc85xx_cds_defconfig?id=5db4992d8f040b8d8db0b86d42806e0c417f7ccf'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?h=nds-private-remove'>5b06e952af482d45f3ade64e77824662e34b7fa2</a> /<a href='/cgit.cgi/linux/net-next.git/tree/arch/powerpc/configs/85xx/mpc85xx_cds_defconfig?h=nds-private-remove'>arch/powerpc/configs/85xx/mpc85xx_cds_defconfig</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/arch/powerpc/configs/85xx/mpc85xx_cds_defconfig?h=nds-private-remove&amp;id=370ebb0ef6255132373ed35d13e7b1d8d2eb7003'>370ebb0ef6255132373ed35d13e7b1d8d2eb7003</a> (<a href='/cgit.cgi/linux/net-next.git/diff/arch/powerpc/configs/85xx/mpc85xx_cds_defconfig?h=nds-private-remove&amp;id2=370ebb0ef6255132373ed35d13e7b1d8d2eb7003'>diff</a>)</td></tr></table>
<div class='commit-subject'>usbnet: pegasus: Use net_device_stats from struct net_device<span class='decoration'><a class='branch-deco' href='/cgit.cgi/linux/net-next.git/log/arch/powerpc/configs/85xx/mpc85xx_cds_defconfig?h=nds-private-remove'>nds-private-remove</a></span></div><div class='commit-msg'>Instead of using a private copy of struct net_device_stats in struct
pegasus, use stats from struct net_device. Also remove the now
unnecessary .ndo_get_stats function.

Cc: Petko Manolov &lt;petkan@nucleusys.com&gt;
Cc: linux-usb@vger.kernel.org
Signed-off-by: Tobias Klauser &lt;tklauser@distanz.ch&gt;
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?h=nds-private-remove'>Diffstat</a> (limited to 'arch/powerpc/configs/85xx/mpc85xx_cds_defconfig')</div><table summary='diffstat' class='diffstat'>