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Update to FreeBSD head 2016-12-10

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Git mirror commit 80c55f08a05ab3b26a73b226ccb56adc3122a55c.
This commit is contained in:
Sebastian Huber
2016-12-09 14:19:03 +01:00
parent c4e89a9125
commit 75b706fde4
227 changed files with 3800 additions and 3006 deletions
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48
freebsd/sbin/dhclient/dispatch.c
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@@ -45,6 +45,7 @@
__FBSDID("$FreeBSD$");
#include "dhcpd.h"
#include "privsep.h"
#include <sys/ioctl.h>
@@ -107,8 +108,8 @@ discover_interfaces(struct interface_info *iface)
if (foo.sin_addr.s_addr == htonl(INADDR_LOOPBACK))
continue;
if (!iface->ifp) {
int len = IFNAMSIZ + ifa->ifa_addr->sa_len;
if ((tif = malloc(len)) == NULL)
if ((tif = calloc(1, sizeof(struct ifreq)))
== NULL)
error("no space to remember ifp");
strlcpy(tif->ifr_name, ifa->ifa_name, IFNAMSIZ);
memcpy(&tif->ifr_addr, ifa->ifa_addr,
@@ -503,3 +504,46 @@ interface_link_status(char *ifname)
}
return (1);
}
void
interface_set_mtu_unpriv(int privfd, u_int16_t mtu)
{
struct imsg_hdr hdr;
struct buf *buf;
int errs = 0;
hdr.code = IMSG_SET_INTERFACE_MTU;
hdr.len = sizeof(hdr) +
sizeof(u_int16_t);
if ((buf = buf_open(hdr.len)) == NULL)
error("buf_open: %m");
errs += buf_add(buf, &hdr, sizeof(hdr));
errs += buf_add(buf, &mtu, sizeof(mtu));
if (errs)
error("buf_add: %m");
if (buf_close(privfd, buf) == -1)
error("buf_close: %m");
}
void
interface_set_mtu_priv(char *ifname, u_int16_t mtu)
{
struct ifreq ifr;
int sock;
if ((sock = socket(AF_INET, SOCK_DGRAM, 0)) == -1)
error("Can't create socket");
memset(&ifr, 0, sizeof(ifr));
strlcpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name));
ifr.ifr_mtu = mtu;
if (ioctl(sock, SIOCSIFMTU, &ifr) == -1)
warning("SIOCSIFMTU failed (%d): %s", mtu,
strerror(errno));
close(sock);
}