Differential D5341 Diff 13544 head/sbin/ifconfig/ifconfig.c

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head/sbin/ifconfig/ifconfig.c

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size_t descrlen = 64;		size_t descrlen = 64;
int setaddr;		int setaddr;
int setmask;		int setmask;
int doalias;		int doalias;
int clearaddr;		int clearaddr;
int newaddr = 1;		int newaddr = 1;
int verbose;		int verbose;
int noload;		int noload;
		int printifname = 0;

int supmedia = 0;		int supmedia = 0;
int printkeys = 0; /* Print keying material for interfaces. */		int printkeys = 0; /* Print keying material for interfaces. */

static int ifconfig(int argc, char const argv, int iscreate,		static int ifconfig(int argc, char const argv, int iscreate,
const struct afswtch *afp);		const struct afswtch *afp);
static void status(const struct afswtch afp, const struct sockaddr_dl sdl,		static void status(const struct afswtch afp, const struct sockaddr_dl sdl,
struct ifaddrs *ifa);		struct ifaddrs *ifa);
static void tunnel_status(int s);		static void tunnel_status(int s);
static void usage(void);		static void usage(void);

static struct afswtch af_getbyname(const char name);		static struct afswtch af_getbyname(const char name);
static struct afswtch *af_getbyfamily(int af);		static struct afswtch *af_getbyfamily(int af);
static void af_other_status(int);		static void af_other_status(int);

		void printifnamemaybe(void);

static struct option *opts = NULL;		static struct option *opts = NULL;

struct ifa_order_elt {		struct ifa_order_elt {
int if_order;		int if_order;
int af_orders[255];		int af_orders[255];
struct ifaddrs *ifa;		struct ifaddrs *ifa;
TAILQ_ENTRY(ifa_order_elt) link;		TAILQ_ENTRY(ifa_order_elt) link;
};		};
▲ Show 20 Lines • Show All 173 Lines • ▼ Show 20 Lines	else
tail->ifa_next = next;		tail->ifa_next = next;

tail = next;		tail = next;
}		}

return (result);		return (result);
}		}

		void printifnamemaybe()
		{
		if (printifname)
		printf("%s\n", name);
		}

int		int
main(int argc, char *argv[])		main(int argc, char *argv[])
{		{
int c, all, namesonly, downonly, uponly;		int c, all, namesonly, downonly, uponly;
const struct afswtch *afp = NULL;		const struct afswtch *afp = NULL;
int ifindex;		int ifindex;
struct ifaddrs ifap, sifap, *ifa;		struct ifaddrs ifap, sifap, *ifa;
struct ifreq paifr;		struct ifreq paifr;
const struct sockaddr_dl *sdl;		const struct sockaddr_dl *sdl;
char options[1024], cp, namecp = NULL;		char options[1024], cp, namecp = NULL;
struct ifa_queue q = TAILQ_HEAD_INITIALIZER(q);		struct ifa_queue q = TAILQ_HEAD_INITIALIZER(q);
struct ifa_order_elt cur, tmp;		struct ifa_order_elt cur, tmp;
const char *ifname;		const char *ifname;
struct option *p;		struct option *p;
size_t iflen;		size_t iflen;

all = downonly = uponly = namesonly = noload = verbose = 0;		all = downonly = uponly = namesonly = noload = verbose = 0;

		/*
		* Ensure we print interface name when expected to,
		* even if we terminate early due to error.
		*/
		atexit(printifnamemaybe);

/* Parse leading line options */		/* Parse leading line options */
strlcpy(options, "adklmnuv", sizeof(options));		strlcpy(options, "adklmnuv", sizeof(options));
for (p = opts; p != NULL; p = p->next)		for (p = opts; p != NULL; p = p->next)
strlcat(options, p->opt, sizeof(options));		strlcat(options, p->opt, sizeof(options));
while ((c = getopt(argc, argv, options)) != -1) {		while ((c = getopt(argc, argv, options)) != -1) {
switch (c) {		switch (c) {
case 'a': /* scan all interfaces */		case 'a': /* scan all interfaces */
all++;		all++;
▲ Show 20 Lines • Show All 680 Lines • ▼ Show 20 Lines	if (ioctl(s, SIOCSIFMTU, (caddr_t)&ifr) < 0)
err(1, "ioctl SIOCSIFMTU (set mtu)");		err(1, "ioctl SIOCSIFMTU (set mtu)");
}		}

static void		static void
setifname(const char *val, int dummy __unused, int s,		setifname(const char *val, int dummy __unused, int s,
const struct afswtch *afp)		const struct afswtch *afp)
{		{
char *newname;		char *newname;

		strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));

newname = strdup(val);		newname = strdup(val);
if (newname == NULL)		if (newname == NULL)
err(1, "no memory to set ifname");		err(1, "no memory to set ifname");
ifr.ifr_data = newname;		ifr.ifr_data = newname;
if (ioctl(s, SIOCSIFNAME, (caddr_t)&ifr) < 0) {		if (ioctl(s, SIOCSIFNAME, (caddr_t)&ifr) < 0) {
free(newname);		free(newname);
err(1, "ioctl SIOCSIFNAME (set name)");		err(1, "ioctl SIOCSIFNAME (set name)");
}		}
		printifname = 1;
strlcpy(name, newname, sizeof(name));		strlcpy(name, newname, sizeof(name));
free(newname);		free(newname);
}		}

/* ARGSUSED */		/* ARGSUSED */
static void		static void
setifdescr(const char *val, int dummy __unused, int s,		setifdescr(const char *val, int dummy __unused, int s,
const struct afswtch *afp)		const struct afswtch *afp)
{		{
char *newdescr;		char *newdescr;

		strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));

ifr.ifr_buffer.length = strlen(val) + 1;		ifr.ifr_buffer.length = strlen(val) + 1;
if (ifr.ifr_buffer.length == 1) {		if (ifr.ifr_buffer.length == 1) {
ifr.ifr_buffer.buffer = newdescr = NULL;		ifr.ifr_buffer.buffer = newdescr = NULL;
ifr.ifr_buffer.length = 0;		ifr.ifr_buffer.length = 0;
} else {		} else {
newdescr = strdup(val);		newdescr = strdup(val);
ifr.ifr_buffer.buffer = newdescr;		ifr.ifr_buffer.buffer = newdescr;
if (newdescr == NULL) {		if (newdescr == NULL) {
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