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Set intf_name in route-linux.c.

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david
2012-09-30 00:01:12 +00:00
parent 5bbe36af7a
commit 98aa8fbe80
1 changed files with 21 additions and 8 deletions
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29
libdnet-stripped/src/route-linux.c
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@@ -14,6 +14,7 @@
#include <sys/uio.h>
#include <asm/types.h>
#include <net/if.h>
#include <netinet/in.h>
#include <linux/netlink.h>
#include <linux/rtnetlink.h>
@@ -192,19 +193,31 @@ route_get(route_t *r, struct route_entry *entry)
i -= NLMSG_LENGTH(sizeof(*nmsg));
while (RTA_OK(rta, i)) {
entry->route_gw.addr_type = ADDR_TYPE_NONE;
entry->intf_name[0] = '\0';
for (rta = RTM_RTA(rmsg); RTA_OK(rta, i); rta = RTA_NEXT(rta, i)) {
if (rta->rta_type == RTA_GATEWAY) {
entry->intf_name[0] = '\0';
entry->route_gw.addr_type = entry->route_dst.addr_type;
memcpy(entry->route_gw.addr_data8, RTA_DATA(rta), alen);
entry->route_gw.addr_bits = alen * 8;
return (0);
} else if (rta->rta_type == RTA_OIF) {
char ifbuf[IFNAMSIZ];
char *p;
int intf_index;
intf_index = *(int *) RTA_DATA(rta);
p = if_indextoname(intf_index, ifbuf);
if (p == NULL)
return (-1);
strlcpy(entry->intf_name, ifbuf, sizeof(entry->intf_name));
}
rta = RTA_NEXT(rta, i);
}
errno = ESRCH;
if (entry->route_gw.addr_type == ADDR_TYPE_NONE) {
errno = ESRCH;
return (-1);
}
return (-1);
return (0);
}
int
@@ -229,7 +242,7 @@ route_loop(route_t *r, route_handler callback, void *arg)
if (i < 11 || !(iflags & RTF_UP))
continue;
entry.intf_name[0] = '\0';
strlcpy(entry.intf_name, ifbuf, sizeof(entry.intf_name));
entry.route_dst.addr_type = entry.route_gw.addr_type =
ADDR_TYPE_IP;
@@ -262,7 +275,7 @@ route_loop(route_t *r, route_handler callback, void *arg)
if (i < 21 || !(iflags & RTF_UP))
continue;
entry.intf_name[0] = '\0';
strlcpy(entry.intf_name, ifbuf, sizeof(entry.intf_name));
snprintf(buf, sizeof(buf), "%s:%s:%s:%s:%s:%s:%s:%s/%d",
d[0], d[1], d[2], d[3], d[4], d[5], d[6], d[7],