diff options
Diffstat (limited to 'accel-pppd/ctrl/ipoe/ipoe_netlink.c')
| -rw-r--r-- | accel-pppd/ctrl/ipoe/ipoe_netlink.c | 57 |
1 files changed, 56 insertions, 1 deletions
diff --git a/accel-pppd/ctrl/ipoe/ipoe_netlink.c b/accel-pppd/ctrl/ipoe/ipoe_netlink.c index 57da0def..ec603d5d 100644 --- a/accel-pppd/ctrl/ipoe/ipoe_netlink.c +++ b/accel-pppd/ctrl/ipoe/ipoe_netlink.c @@ -109,7 +109,7 @@ int ipoe_nl_create(uint32_t peer_addr, uint32_t addr, const char *ifname, uint8_ nlh->nlmsg_type = ipoe_genl_id; ghdr = NLMSG_DATA(&req.n); - ghdr->cmd = IPOE_CMD_DELETE; + ghdr->cmd = IPOE_CMD_CREATE; if (peer_addr) addattr32(nlh, 1024, IPOE_ATTR_PEER_ADDR, peer_addr); @@ -163,6 +163,61 @@ out: return ret; } +int ipoe_nl_modify(int ifindex, uint32_t peer_addr, uint32_t addr, const char *ifname, uint8_t *hwaddr) +{ + struct rtnl_handle rth; + struct nlmsghdr *nlh; + struct genlmsghdr *ghdr; + int ret = 0; + struct { + struct nlmsghdr n; + char buf[1024]; + } req; + union { + uint8_t hwaddr[6]; + uint64_t u64; + } u; + + if (rtnl_open_byproto(&rth, 0, NETLINK_GENERIC)) { + log_ppp_error("ipoe: cannot open generic netlink socket\n"); + return -1; + } + + nlh = &req.n; + nlh->nlmsg_len = NLMSG_LENGTH(GENL_HDRLEN); + nlh->nlmsg_flags = NLM_F_REQUEST | NLM_F_ACK; + nlh->nlmsg_type = ipoe_genl_id; + + ghdr = NLMSG_DATA(&req.n); + ghdr->cmd = IPOE_CMD_MODIFY; + + addattr32(nlh, 1024, IPOE_ATTR_IFINDEX, ifindex); + + if (peer_addr) + addattr32(nlh, 1024, IPOE_ATTR_PEER_ADDR, peer_addr); + + if (addr) + addattr32(nlh, 1024, IPOE_ATTR_ADDR, addr); + + if (hwaddr) { + memcpy(u.hwaddr, hwaddr, 6); + addattr_l(nlh, 1024, IPOE_ATTR_HWADDR, &u.u64, 8); + } + + if (ifname) + addattr_l(nlh, 1024, IPOE_ATTR_IFNAME, ifname, strlen(ifname) + 1); + + if (rtnl_talk(&rth, nlh, 0, 0, nlh, NULL, NULL, 0) < 0 ) { + log_ppp_error("ipoe: nl_create: error talking to kernel\n"); + ret = -1; + } + + rtnl_close(&rth); + + return ret; +} + + void ipoe_nl_delete(int ifindex) { struct rtnl_handle rth; |