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delete reduant routing table

This commit is contained in:
Sukchan Lee 2017-12-13 21:43:13 +09:00
parent bd94d695be
commit fc9b182e55
1 changed files with 31 additions and 5 deletions
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36
lib/core/src/unix/tun.c
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@ -209,7 +209,11 @@ status_t tun_set_ipv6(sock_id id, ipsubnet_t *ipaddr, ipsubnet_t *ipsub)
char buf[512];
int len;
struct rt_msghdr *rtm;
#if 0
struct sockaddr_in6 dst, gw;
#else
struct sockaddr_in6 dst;
#endif
struct sockaddr_in6 *paddr;
d_assert(ipaddr, return CORE_ERROR,);
@ -255,11 +259,6 @@ status_t tun_set_ipv6(sock_id id, ipsubnet_t *ipaddr, ipsubnet_t *ipsub)
close(fd); /* SOCK_DGRAM */
#if 1
return CORE_OK;
#endif
fd = socket(PF_ROUTE, SOCK_RAW, 0);
if (fd < 0)
{
@ -267,6 +266,32 @@ status_t tun_set_ipv6(sock_id id, ipsubnet_t *ipaddr, ipsubnet_t *ipsub)
return CORE_ERROR;
}
(void)memset(&buf, 0, sizeof(buf));
rtm = (struct rt_msghdr *)buf;
rtm->rtm_type = RTM_DELETE;
rtm->rtm_version = RTM_VERSION;
rtm->rtm_pid = getpid();
rtm->rtm_seq = 0;
rtm->rtm_addrs = RTA_DST;
paddr = (struct sockaddr_in6 *)(rtm + 1);
(void)memset(&dst, '\0', sizeof(dst));
dst.sin6_family = ipaddr->family;
memcpy(dst.sin6_addr.s6_addr, ipaddr->sub, sizeof ipsub->sub);
dst.sin6_len = sizeof(dst);
(void)memcpy(paddr, &dst, sizeof(dst));
paddr = (struct sockaddr_in6 *)((char *)paddr +
CORE_ALIGN(sizeof(*paddr), sizeof(c_uintptr_t)));
len = (char*)paddr - buf;
rtm->rtm_msglen = len;
if (write(fd, buf, len) < 0)
{
d_error("Can't add routing(%s)", strerror(errno));
return CORE_ERROR;
}
#if 0
(void)memset(&buf, 0, sizeof(buf));
rtm = (struct rt_msghdr *)buf;
rtm->rtm_type = RTM_ADD;
@ -308,6 +333,7 @@ status_t tun_set_ipv6(sock_id id, ipsubnet_t *ipaddr, ipsubnet_t *ipsub)
d_error("Can't add routing(%s)", strerror(errno));
return CORE_ERROR;
}
#endif
close(fd); /* PF_ROUTE, SOCK_RAW */